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[gnunet] 03/06: MESSENGER: Uncrustify code


From: gnunet
Subject: [gnunet] 03/06: MESSENGER: Uncrustify code
Date: Tue, 14 Nov 2023 17:59:16 +0100

This is an automated email from the git hooks/post-receive script.

thejackimonster pushed a commit to branch master
in repository gnunet.

commit e60834efb1e50717351e683142d0e57d6b537ee2
Author: TheJackiMonster <thejackimonster@gmail.com>
AuthorDate: Fri Nov 10 23:23:45 2023 +0100

    MESSENGER: Uncrustify code
    
    Signed-off-by: TheJackiMonster <thejackimonster@gmail.com>
---
 src/messenger/gnunet-messenger.c                   |  92 ++-
 src/messenger/gnunet-service-messenger.c           |  71 ++-
 src/messenger/gnunet-service-messenger_basement.c  |   6 +-
 src/messenger/gnunet-service-messenger_ego_store.c | 215 ++++---
 src/messenger/gnunet-service-messenger_handle.c    | 276 +++++----
 src/messenger/gnunet-service-messenger_handle.h    |   4 +-
 .../gnunet-service-messenger_list_handles.c        |  35 +-
 .../gnunet-service-messenger_list_messages.c       |  75 +--
 src/messenger/gnunet-service-messenger_member.c    | 168 ++++--
 src/messenger/gnunet-service-messenger_member.h    |   4 +-
 .../gnunet-service-messenger_member_session.c      | 507 +++++++++-------
 .../gnunet-service-messenger_member_session.h      |  40 +-
 .../gnunet-service-messenger_member_store.c        |  96 ++--
 .../gnunet-service-messenger_member_store.h        |   8 +-
 .../gnunet-service-messenger_message_handle.c      |  83 +--
 .../gnunet-service-messenger_message_kind.c        |  40 +-
 .../gnunet-service-messenger_message_recv.c        | 121 ++--
 .../gnunet-service-messenger_message_send.c        |  93 +--
 .../gnunet-service-messenger_message_state.c       |  40 +-
 .../gnunet-service-messenger_message_state.h       |   5 +-
 .../gnunet-service-messenger_message_store.c       | 324 +++++++----
 src/messenger/gnunet-service-messenger_operation.c | 112 ++--
 src/messenger/gnunet-service-messenger_operation.h |   4 +-
 .../gnunet-service-messenger_operation_store.c     | 104 ++--
 src/messenger/gnunet-service-messenger_room.c      | 636 +++++++++++++--------
 src/messenger/gnunet-service-messenger_room.h      |  25 +-
 .../gnunet-service-messenger_sender_session.h      |   6 +-
 src/messenger/gnunet-service-messenger_service.c   |  98 ++--
 src/messenger/gnunet-service-messenger_tunnel.c    | 155 +++--
 src/messenger/messenger_api.c                      | 417 ++++++++------
 src/messenger/messenger_api_contact.c              |  38 +-
 src/messenger/messenger_api_contact_store.c        |  73 ++-
 src/messenger/messenger_api_contact_store.h        |   6 +-
 src/messenger/messenger_api_handle.c               |  80 ++-
 src/messenger/messenger_api_list_tunnels.c         | 104 ++--
 src/messenger/messenger_api_message.c              | 489 +++++++++-------
 src/messenger/messenger_api_message.h              |   7 +-
 src/messenger/messenger_api_message_kind.c         |  83 ++-
 src/messenger/messenger_api_peer_store.c           |  49 +-
 src/messenger/messenger_api_peer_store.h           |   2 +-
 src/messenger/messenger_api_queue_messages.c       |  12 +-
 src/messenger/messenger_api_room.c                 | 199 ++++---
 src/messenger/messenger_api_room.h                 |   9 +-
 src/messenger/messenger_api_util.c                 |  50 +-
 src/messenger/messenger_api_util.h                 |   8 +-
 src/messenger/plugin_gnsrecord_messenger.c         |  37 +-
 src/messenger/test_messenger.c                     |  30 +-
 src/messenger/test_messenger_anonymous.c           |  20 +-
 src/messenger/testing_messenger_barrier.c          |  52 +-
 src/messenger/testing_messenger_setup.c            | 185 +++---
 src/messenger/testing_messenger_setup.h            |   4 +-
 51 files changed, 3285 insertions(+), 2112 deletions(-)

diff --git a/src/messenger/gnunet-messenger.c b/src/messenger/gnunet-messenger.c
index 0fa706319..79c0d0b1e 100644
--- a/src/messenger/gnunet-messenger.c
+++ b/src/messenger/gnunet-messenger.c
@@ -52,12 +52,12 @@ on_message (void *cls,
 {
   const char *sender_name = GNUNET_MESSENGER_contact_get_name (sender);
 
-  if (!sender_name)
+  if (! sender_name)
     sender_name = "anonymous";
 
-  printf ("[%s ->", GNUNET_h2s(&(message->header.previous)));
-  printf (" %s]", GNUNET_h2s(hash));
-  printf ("[%s] ", GNUNET_sh2s(&(message->header.sender_id)));
+  printf ("[%s ->", GNUNET_h2s (&(message->header.previous)));
+  printf (" %s]", GNUNET_h2s (hash));
+  printf ("[%s] ", GNUNET_sh2s (&(message->header.sender_id)));
 
   if (flags & GNUNET_MESSENGER_FLAG_PRIVATE)
     printf ("*");
@@ -71,7 +71,8 @@ on_message (void *cls,
     }
   case GNUNET_MESSENGER_KIND_NAME:
     {
-      printf ("* '%s' gets renamed to '%s'\n", sender_name, 
message->body.name.name);
+      printf ("* '%s' gets renamed to '%s'\n", sender_name,
+              message->body.name.name);
       break;
     }
   case GNUNET_MESSENGER_KIND_LEAVE:
@@ -81,7 +82,8 @@ on_message (void *cls,
     }
   case GNUNET_MESSENGER_KIND_PEER:
     {
-      printf ("* '%s' opened the room on: %s\n", sender_name, GNUNET_i2s_full 
(&(message->body.peer.peer)));
+      printf ("* '%s' opened the room on: %s\n", sender_name,
+              GNUNET_i2s_full (&(message->body.peer.peer)));
       break;
     }
   case GNUNET_MESSENGER_KIND_TEXT:
@@ -96,16 +98,18 @@ on_message (void *cls,
     }
   default:
     {
-      printf ("~ message: %s\n", 
GNUNET_MESSENGER_name_of_kind(message->header.kind));
+      printf ("~ message: %s\n",
+              GNUNET_MESSENGER_name_of_kind (message->header.kind));
       break;
     }
   }
 
-  if ((GNUNET_MESSENGER_KIND_JOIN == message->header.kind) && (flags & 
GNUNET_MESSENGER_FLAG_SENT))
+  if ((GNUNET_MESSENGER_KIND_JOIN == message->header.kind) &&
+      (flags & GNUNET_MESSENGER_FLAG_SENT))
   {
-    const char* name = GNUNET_MESSENGER_get_name (messenger);
+    const char *name = GNUNET_MESSENGER_get_name (messenger);
 
-    if (!name)
+    if (! name)
       return;
 
     struct GNUNET_MESSENGER_Message response;
@@ -118,6 +122,7 @@ on_message (void *cls,
   }
 }
 
+
 struct GNUNET_SCHEDULER_Task *read_task;
 struct GNUNET_IDENTITY_EgoLookup *ego_lookup;
 
@@ -139,11 +144,12 @@ shutdown_hook (void *cls)
 
   if (messenger)
     GNUNET_MESSENGER_disconnect (messenger);
-  
+
   if (ego_lookup)
     GNUNET_IDENTITY_ego_lookup_cancel (ego_lookup);
 }
 
+
 static void
 listen_stdio (void *cls);
 
@@ -156,12 +162,13 @@ iterate_send_private_message (void *cls,
 {
   struct GNUNET_MESSENGER_Message *message = cls;
 
-  if (GNUNET_MESSENGER_contact_get_key(contact))
+  if (GNUNET_MESSENGER_contact_get_key (contact))
     GNUNET_MESSENGER_send_message (room, message, contact);
 
   return GNUNET_YES;
 }
 
+
 int private_mode;
 
 /**
@@ -197,13 +204,15 @@ read_stdio (void *cls)
   message.body.text.text = buffer;
 
   if (GNUNET_YES == private_mode)
-    GNUNET_MESSENGER_iterate_members(room, iterate_send_private_message, 
&message);
+    GNUNET_MESSENGER_iterate_members (room, iterate_send_private_message,
+                                      &message);
   else
     GNUNET_MESSENGER_send_message (room, &message, NULL);
 
   read_task = GNUNET_SCHEDULER_add_now (listen_stdio, cls);
 }
 
+
 /**
  * Wait for input on STDIO and send it out over the #ch.
  *
@@ -225,6 +234,7 @@ listen_stdio (void *cls)
   GNUNET_NETWORK_fdset_destroy (rs);
 }
 
+
 /**
  * Initial task to startup application.
  *
@@ -240,6 +250,7 @@ idle (void *cls)
   read_task = GNUNET_SCHEDULER_add_now (listen_stdio, room);
 }
 
+
 char *door_id;
 char *ego_name;
 char *room_key;
@@ -266,12 +277,16 @@ on_identity (void *cls,
   struct GNUNET_PeerIdentity *door = NULL;
 
   if ((door_id) &&
-      (GNUNET_OK == GNUNET_CRYPTO_eddsa_public_key_from_string (door_id, 
strlen (door_id), &(door_peer.public_key))))
+      (GNUNET_OK == GNUNET_CRYPTO_eddsa_public_key_from_string (door_id,
+                                                                strlen (
+                                                                  door_id),
+                                                                &(door_peer.
+                                                                  
public_key))))
     door = &door_peer;
 
   const char *name = GNUNET_MESSENGER_get_name (handle);
 
-  if (!name)
+  if (! name)
     name = "anonymous";
 
   printf ("* Welcome to the messenger, '%s'!\n", name);
@@ -295,15 +310,18 @@ on_identity (void *cls,
 
   shutdown_task = GNUNET_SCHEDULER_add_shutdown (shutdown_hook, room);
 
-  if (!room)
+  if (! room)
     GNUNET_SCHEDULER_shutdown ();
   else
   {
-    GNUNET_SCHEDULER_add_delayed_with_priority (GNUNET_TIME_relative_get_zero_ 
(), GNUNET_SCHEDULER_PRIORITY_IDLE, idle,
-                                                room);
+    GNUNET_SCHEDULER_add_delayed_with_priority (
+      GNUNET_TIME_relative_get_zero_ (),
+      GNUNET_SCHEDULER_PRIORITY_IDLE,
+      idle, room);
   }
 }
 
+
 static void
 on_ego_lookup (void *cls,
                struct GNUNET_IDENTITY_Ego *ego)
@@ -313,7 +331,8 @@ on_ego_lookup (void *cls,
   const struct GNUNET_IDENTITY_PrivateKey *key;
   key = ego ? GNUNET_IDENTITY_ego_get_private_key (ego) : NULL;
 
-  messenger = GNUNET_MESSENGER_connect (config, ego_name, key, &on_message, 
NULL);
+  messenger = GNUNET_MESSENGER_connect (config, ego_name, key, &on_message,
+                                        NULL);
 
   on_identity (NULL, messenger);
 }
@@ -329,7 +348,7 @@ on_ego_lookup (void *cls,
  */
 static void
 run (void *cls,
-     char *const*args,
+     char *const *args,
      const char *cfgfile,
      const struct GNUNET_CONFIGURATION_Handle *cfg)
 {
@@ -337,7 +356,8 @@ run (void *cls,
 
   if (ego_name)
   {
-    ego_lookup = GNUNET_IDENTITY_ego_lookup (cfg, ego_name, &on_ego_lookup, 
NULL);
+    ego_lookup = GNUNET_IDENTITY_ego_lookup (cfg, ego_name, &on_ego_lookup,
+                                             NULL);
     messenger = NULL;
   }
   else
@@ -352,6 +372,7 @@ run (void *cls,
     on_identity (NULL, messenger);
 }
 
+
 /**
  * The main function to obtain messenger information.
  *
@@ -363,17 +384,26 @@ int
 main (int argc,
       char **argv)
 {
-  const char *description = "Open and connect to rooms using the MESSENGER to 
chat.";
-
-  struct GNUNET_GETOPT_CommandLineOption options[] =
-  {
-    GNUNET_GETOPT_option_string ('d', "door", "PEERIDENTITY", "peer identity 
to entry into the room", &door_id),
-    GNUNET_GETOPT_option_string ('e', "ego", "IDENTITY", "identity to use for 
messaging", &ego_name),
-    GNUNET_GETOPT_option_string ('r', "room", "ROOMKEY", "key of the room to 
connect to", &room_key),
-    GNUNET_GETOPT_option_flag ('p', "private", "flag to enable private mode", 
&private_mode),
+  const char *description =
+    "Open and connect to rooms using the MESSENGER to chat.";
+
+  struct GNUNET_GETOPT_CommandLineOption options[] = {
+    GNUNET_GETOPT_option_string ('d', "door", "PEERIDENTITY",
+                                 "peer identity to entry into the room",
+                                 &door_id),
+    GNUNET_GETOPT_option_string ('e', "ego", "IDENTITY",
+                                 "identity to use for messaging",
+                                 &ego_name),
+    GNUNET_GETOPT_option_string ('r', "room", "ROOMKEY",
+                                 "key of the room to connect to",
+                                 &room_key),
+    GNUNET_GETOPT_option_flag ('p', "private", "flag to enable private mode",
+                               &private_mode),
     GNUNET_GETOPT_OPTION_END
   };
 
-  return (GNUNET_OK == GNUNET_PROGRAM_run (argc, argv, "gnunet-messenger\0", 
gettext_noop(description), options, &run,
-  NULL) ? EXIT_SUCCESS : EXIT_FAILURE);
+  return (GNUNET_OK == GNUNET_PROGRAM_run (argc, argv, "gnunet-messenger\0",
+                                           gettext_noop (description), options,
+                                           &run,
+                                           NULL) ? EXIT_SUCCESS : 
EXIT_FAILURE);
 }
diff --git a/src/messenger/gnunet-service-messenger.c 
b/src/messenger/gnunet-service-messenger.c
index 0b447f3cf..bebadb943 100644
--- a/src/messenger/gnunet-service-messenger.c
+++ b/src/messenger/gnunet-service-messenger.c
@@ -50,6 +50,7 @@ handle_create (void *cls,
   GNUNET_SERVICE_client_continue (msg_client->client);
 }
 
+
 static void
 handle_destroy (void *cls,
                 const struct GNUNET_MESSENGER_DestroyMessage *msg)
@@ -61,6 +62,7 @@ handle_destroy (void *cls,
   GNUNET_SERVICE_client_drop (msg_client->client);
 }
 
+
 static int
 check_room_initial_key (const struct GNUNET_MESSENGER_RoomMessage *msg)
 {
@@ -78,12 +80,15 @@ check_room_initial_key (const struct 
GNUNET_MESSENGER_RoomMessage *msg)
   struct GNUNET_IDENTITY_PublicKey key;
   size_t key_len;
 
-  if (GNUNET_OK != GNUNET_IDENTITY_read_public_key_from_buffer(msg_buffer, 
msg_length, &key, &key_len))
+  if (GNUNET_OK != GNUNET_IDENTITY_read_public_key_from_buffer (msg_buffer,
+                                                                msg_length,
+                                                                &key, 
&key_len))
     return GNUNET_NO;
 
   return key_len == msg_length ? GNUNET_OK : GNUNET_NO;
 }
 
+
 static void
 initialize_handle_via_key (struct GNUNET_MESSENGER_SrvHandle *handle,
                            const struct GNUNET_MESSENGER_RoomMessage *msg)
@@ -99,15 +104,20 @@ initialize_handle_via_key (struct 
GNUNET_MESSENGER_SrvHandle *handle,
     struct GNUNET_IDENTITY_PublicKey key;
     size_t key_len;
 
-    if (GNUNET_OK == GNUNET_IDENTITY_read_public_key_from_buffer(msg_buffer, 
msg_length, &key, &key_len))
-      set_srv_handle_key(handle, &key);
+    if (GNUNET_OK == GNUNET_IDENTITY_read_public_key_from_buffer (msg_buffer,
+                                                                  msg_length,
+                                                                  &key,
+                                                                  &key_len))
+      set_srv_handle_key (handle, &key);
     else
-      GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Initialization failed while 
reading invalid key!\n");
+      GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                  "Initialization failed while reading invalid key!\n");
   }
   else
     GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Initialization is missing key!\n");
 }
 
+
 static int
 check_room_open (void *cls,
                  const struct GNUNET_MESSENGER_RoomMessage *msg)
@@ -115,6 +125,7 @@ check_room_open (void *cls,
   return check_room_initial_key (msg);
 }
 
+
 static void
 handle_room_open (void *cls,
                   const struct GNUNET_MESSENGER_RoomMessage *msg)
@@ -148,6 +159,7 @@ handle_room_open (void *cls,
   GNUNET_SERVICE_client_continue (msg_client->client);
 }
 
+
 static int
 check_room_entry (void *cls,
                   const struct GNUNET_MESSENGER_RoomMessage *msg)
@@ -155,6 +167,7 @@ check_room_entry (void *cls,
   return check_room_initial_key (msg);
 }
 
+
 static void
 handle_room_entry (void *cls,
                    const struct GNUNET_MESSENGER_RoomMessage *msg)
@@ -191,6 +204,7 @@ handle_room_entry (void *cls,
   GNUNET_SERVICE_client_continue (msg_client->client);
 }
 
+
 static void
 handle_room_close (void *cls,
                    const struct GNUNET_MESSENGER_RoomMessage *msg)
@@ -219,6 +233,7 @@ handle_room_close (void *cls,
   GNUNET_SERVICE_client_continue (msg_client->client);
 }
 
+
 static int
 check_send_message (void *cls,
                     const struct GNUNET_MESSENGER_SendMessage *msg)
@@ -233,10 +248,12 @@ check_send_message (void *cls,
 
   struct GNUNET_MESSENGER_Message message;
 
-  if (msg_length < get_message_kind_size (GNUNET_MESSENGER_KIND_UNKNOWN, 
GNUNET_YES))
+  if (msg_length < get_message_kind_size (GNUNET_MESSENGER_KIND_UNKNOWN,
+                                          GNUNET_YES))
     return GNUNET_NO;
 
-  if (GNUNET_YES != decode_message (&message, msg_length, msg_buffer, 
GNUNET_YES,
+  if (GNUNET_YES != decode_message (&message, msg_length, msg_buffer,
+                                    GNUNET_YES,
                                     NULL))
     return GNUNET_NO;
 
@@ -246,6 +263,7 @@ check_send_message (void *cls,
   return GNUNET_SYSERR != allowed? GNUNET_OK : GNUNET_NO;
 }
 
+
 static void
 handle_send_message (void *cls,
                      const struct GNUNET_MESSENGER_SendMessage *msg)
@@ -269,12 +287,13 @@ handle_send_message (void *cls,
                 GNUNET_MESSENGER_name_of_kind (message.header.kind),
                 GNUNET_h2s (key));
 
-  end_handling:
+end_handling:
   cleanup_message (&message);
 
   GNUNET_SERVICE_client_continue (msg_client->client);
 }
 
+
 static void
 callback_found_message (void *cls,
                         struct GNUNET_MESSENGER_SrvRoom *room,
@@ -283,14 +302,15 @@ callback_found_message (void *cls,
 {
   struct GNUNET_MESSENGER_Client *msg_client = cls;
 
-  if (!message)
+  if (! message)
   {
     struct GNUNET_MESSENGER_GetMessage *response;
     struct GNUNET_MQ_Envelope *env;
 
-    env = GNUNET_MQ_msg (response, 
GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_GET_MESSAGE);
-    GNUNET_memcpy(&(response->key), &(room->key), sizeof(room->key));
-    GNUNET_memcpy(&(response->hash), hash, sizeof(*hash));
+    env = GNUNET_MQ_msg (response,
+                         GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_GET_MESSAGE);
+    GNUNET_memcpy (&(response->key), &(room->key), sizeof(room->key));
+    GNUNET_memcpy (&(response->hash), hash, sizeof(*hash));
     GNUNET_MQ_send (msg_client->handle->mq, env);
     return;
   }
@@ -303,15 +323,17 @@ callback_found_message (void *cls,
 
     session.peer = get_store_peer_of (store, message, hash);
 
-    if (!session.peer)
+    if (! session.peer)
       return;
   }
   else
   {
-    struct GNUNET_MESSENGER_MemberStore *store = get_srv_room_member_store 
(room);
-    struct GNUNET_MESSENGER_Member *member = get_store_member_of (store, 
message);
+    struct GNUNET_MESSENGER_MemberStore *store = get_srv_room_member_store (
+      room);
+    struct GNUNET_MESSENGER_Member *member = get_store_member_of (store,
+                                                                  message);
 
-    if (!member)
+    if (! member)
     {
       GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Sender of message (%s) unknown!\n",
                   GNUNET_h2s (hash));
@@ -320,7 +342,7 @@ callback_found_message (void *cls,
 
     session.member = get_member_session_of (member, message, hash);
 
-    if (!session.member)
+    if (! session.member)
       return;
   }
 
@@ -328,6 +350,7 @@ callback_found_message (void *cls,
                              hash);
 }
 
+
 static void
 handle_get_message (void *cls,
                     const struct GNUNET_MESSENGER_GetMessage *msg)
@@ -364,7 +387,8 @@ handle_get_message (void *cls,
     goto end_handling;
   }
 
-  const struct GNUNET_IDENTITY_PublicKey* pubkey = 
get_srv_handle_key(msg_client->handle);
+  const struct GNUNET_IDENTITY_PublicKey *pubkey = get_srv_handle_key (
+    msg_client->handle);
 
   if (! pubkey)
   {
@@ -386,10 +410,11 @@ handle_get_message (void *cls,
   request_srv_room_message (room, &(msg->hash), session, 
callback_found_message,
                             msg_client);
 
-  end_handling:
+end_handling:
   GNUNET_SERVICE_client_continue (msg_client->client);
 }
 
+
 static void*
 callback_client_connect (void *cls,
                          struct GNUNET_SERVICE_Client *client,
@@ -404,6 +429,7 @@ callback_client_connect (void *cls,
   return msg_client;
 }
 
+
 static void
 callback_client_disconnect (void *cls,
                             struct GNUNET_SERVICE_Client *client,
@@ -416,6 +442,7 @@ callback_client_disconnect (void *cls,
   GNUNET_free (msg_client);
 }
 
+
 /**
  * Setup MESSENGER internals.
  *
@@ -434,6 +461,7 @@ run (void *cls,
     GNUNET_SCHEDULER_shutdown ();
 }
 
+
 /**
  * Define "main" method using service macro.
  */
@@ -445,16 +473,17 @@ GNUNET_SERVICE_MAIN (
   &callback_client_disconnect,
   NULL,
   GNUNET_MQ_hd_fixed_size (create,
-                           GNUNET_MESSAGE_TYPE_MESSENGER_CONNECTION_CREATE, 
struct
+                           GNUNET_MESSAGE_TYPE_MESSENGER_CONNECTION_CREATE,
+                           struct
                            GNUNET_MESSENGER_CreateMessage, NULL),
   GNUNET_MQ_hd_fixed_size (destroy,
                            GNUNET_MESSAGE_TYPE_MESSENGER_CONNECTION_DESTROY,
                            struct
                            GNUNET_MESSENGER_DestroyMessage, NULL),
   GNUNET_MQ_hd_var_size (room_open, GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_OPEN,
-                           struct GNUNET_MESSENGER_RoomMessage, NULL),
+                         struct GNUNET_MESSENGER_RoomMessage, NULL),
   GNUNET_MQ_hd_var_size (room_entry, GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_ENTRY,
-                           struct GNUNET_MESSENGER_RoomMessage, NULL),
+                         struct GNUNET_MESSENGER_RoomMessage, NULL),
   GNUNET_MQ_hd_fixed_size (room_close, 
GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_CLOSE,
                            struct GNUNET_MESSENGER_RoomMessage, NULL),
   GNUNET_MQ_hd_var_size (send_message,
diff --git a/src/messenger/gnunet-service-messenger_basement.c 
b/src/messenger/gnunet-service-messenger_basement.c
index ae0dcaa62..d4de28c4c 100644
--- a/src/messenger/gnunet-service-messenger_basement.c
+++ b/src/messenger/gnunet-service-messenger_basement.c
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2020--2021 GNUnet e.V.
+   Copyright (C) 2020--2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -29,7 +29,7 @@
 size_t
 count_of_tunnels (const struct GNUNET_MESSENGER_ListTunnels *tunnels)
 {
-  GNUNET_assert(tunnels);
+  GNUNET_assert (tunnels);
 
   const struct GNUNET_MESSENGER_ListTunnel *element;
   size_t count = 0;
@@ -40,6 +40,7 @@ count_of_tunnels (const struct GNUNET_MESSENGER_ListTunnels 
*tunnels)
   return count;
 }
 
+
 int
 should_connect_tunnel_to (size_t count,
                           size_t src,
@@ -51,6 +52,7 @@ should_connect_tunnel_to (size_t count,
   return GNUNET_NO;
 }
 
+
 int
 required_connection_between (size_t count,
                              size_t src,
diff --git a/src/messenger/gnunet-service-messenger_ego_store.c 
b/src/messenger/gnunet-service-messenger_ego_store.c
index 3eb313b08..eb094cfd7 100644
--- a/src/messenger/gnunet-service-messenger_ego_store.c
+++ b/src/messenger/gnunet-service-messenger_ego_store.c
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2020--2022 GNUnet e.V.
+   Copyright (C) 2020--2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -34,7 +34,7 @@ callback_update_ego (void *cls,
                      void **ctx,
                      const char *identifier)
 {
-  if ((!ctx) || (!identifier))
+  if ((! ctx) || (! identifier))
     return;
 
   struct GNUNET_MESSENGER_EgoStore *store = cls;
@@ -42,7 +42,8 @@ callback_update_ego (void *cls,
   if (ego)
   {
     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "New ego in use: '%s'\n", identifier);
-    update_store_ego (store, identifier, GNUNET_IDENTITY_ego_get_private_key 
(ego));
+    update_store_ego (store, identifier,
+                      GNUNET_IDENTITY_ego_get_private_key (ego));
   }
   else
   {
@@ -51,14 +52,16 @@ callback_update_ego (void *cls,
   }
 }
 
+
 void
-init_ego_store(struct GNUNET_MESSENGER_EgoStore *store,
-               const struct GNUNET_CONFIGURATION_Handle *config)
+init_ego_store (struct GNUNET_MESSENGER_EgoStore *store,
+                const struct GNUNET_CONFIGURATION_Handle *config)
 {
   GNUNET_assert ((store) && (config));
 
   store->cfg = config;
-  store->identity = GNUNET_IDENTITY_connect (config, &callback_update_ego, 
store);
+  store->identity = GNUNET_IDENTITY_connect (config, &callback_update_ego,
+                                             store);
   store->egos = GNUNET_CONTAINER_multihashmap_create (8, GNUNET_NO);
   store->handles = GNUNET_CONTAINER_multihashmap_create (8, GNUNET_NO);
 
@@ -69,18 +72,20 @@ init_ego_store(struct GNUNET_MESSENGER_EgoStore *store,
   store->op_end = NULL;
 }
 
+
 static int
 iterate_destroy_egos (void *cls,
                       const struct GNUNET_HashCode *key,
                       void *value)
 {
   struct GNUNET_MESSENGER_Ego *ego = value;
-  GNUNET_free(ego);
+  GNUNET_free (ego);
   return GNUNET_YES;
 }
 
+
 void
-clear_ego_store(struct GNUNET_MESSENGER_EgoStore *store)
+clear_ego_store (struct GNUNET_MESSENGER_EgoStore *store)
 {
   GNUNET_assert (store);
 
@@ -105,18 +110,19 @@ clear_ego_store(struct GNUNET_MESSENGER_EgoStore *store)
   {
     lu = store->lu_start;
 
-    GNUNET_IDENTITY_ego_lookup_cancel(lu->lookup);
+    GNUNET_IDENTITY_ego_lookup_cancel (lu->lookup);
     GNUNET_CONTAINER_DLL_remove (store->lu_start, store->lu_end, lu);
 
     if (lu->identifier)
-      GNUNET_free(lu->identifier);
+      GNUNET_free (lu->identifier);
 
     GNUNET_free (lu);
   }
 
-  GNUNET_CONTAINER_multihashmap_iterate (store->egos, iterate_destroy_egos, 
NULL);
+  GNUNET_CONTAINER_multihashmap_iterate (store->egos,
+                                         iterate_destroy_egos,
+                                         NULL);
   GNUNET_CONTAINER_multihashmap_destroy (store->egos);
-
   GNUNET_CONTAINER_multihashmap_destroy (store->handles);
 
   if (store->identity)
@@ -127,6 +133,7 @@ clear_ego_store(struct GNUNET_MESSENGER_EgoStore *store)
   }
 }
 
+
 static int
 iterate_create_ego (void *cls,
                     const struct GNUNET_HashCode *key,
@@ -137,6 +144,7 @@ iterate_create_ego (void *cls,
   return GNUNET_YES;
 }
 
+
 static void
 callback_ego_create (void *cls,
                      const struct GNUNET_IDENTITY_PrivateKey *key,
@@ -156,12 +164,16 @@ callback_ego_create (void *cls,
 
   if (key)
   {
-    struct GNUNET_MESSENGER_Ego *msg_ego = update_store_ego (store, 
element->identifier, key);
+    struct GNUNET_MESSENGER_Ego *msg_ego = update_store_ego (store,
+                                                             
element->identifier,
+                                                             key);
 
     struct GNUNET_HashCode hash;
-    GNUNET_CRYPTO_hash (element->identifier, strlen (element->identifier), 
&hash);
+    GNUNET_CRYPTO_hash (element->identifier, strlen (element->identifier),
+                        &hash);
 
-    GNUNET_CONTAINER_multihashmap_get_multiple (store->handles, &hash, 
iterate_create_ego, msg_ego);
+    GNUNET_CONTAINER_multihashmap_get_multiple (store->handles, &hash,
+                                                iterate_create_ego, msg_ego);
   }
   else
     GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Creating ego failed!\n");
@@ -171,15 +183,17 @@ callback_ego_create (void *cls,
   GNUNET_free (element);
 }
 
+
 void
 create_store_ego (struct GNUNET_MESSENGER_EgoStore *store,
                   const char *identifier)
 {
   GNUNET_assert ((store) && (identifier));
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Store create ego: %s\n", identifier);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Store create ego: %s\n", identifier);
 
-  struct GNUNET_MESSENGER_EgoOperation *element = GNUNET_new (struct 
GNUNET_MESSENGER_EgoOperation);
+  struct GNUNET_MESSENGER_EgoOperation *element = GNUNET_new (struct
+                                                              
GNUNET_MESSENGER_EgoOperation);
 
   element->store = store;
   element->cls = NULL;
@@ -187,17 +201,18 @@ create_store_ego (struct GNUNET_MESSENGER_EgoStore *store,
   element->identifier = GNUNET_strdup (identifier);
 
   element->operation = GNUNET_IDENTITY_create (
-      store->identity,
-      identifier,
-      NULL,
-      GNUNET_IDENTITY_TYPE_ECDSA,
-      callback_ego_create,
-      element
-  );
+    store->identity,
+    identifier,
+    NULL,
+    GNUNET_IDENTITY_TYPE_ECDSA,
+    callback_ego_create,
+    element
+    );
 
   GNUNET_CONTAINER_DLL_insert (store->op_start, store->op_end, element);
 }
 
+
 void
 bind_store_ego (struct GNUNET_MESSENGER_EgoStore *store,
                 const char *identifier,
@@ -205,19 +220,23 @@ bind_store_ego (struct GNUNET_MESSENGER_EgoStore *store,
 {
   GNUNET_assert ((store) && (identifier) && (handle));
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Store bind ego: %s\n", identifier);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Store bind ego: %s\n", identifier);
 
   struct GNUNET_HashCode hash;
   GNUNET_CRYPTO_hash (identifier, strlen (identifier), &hash);
 
-  if (GNUNET_YES == 
GNUNET_CONTAINER_multihashmap_contains_value(store->handles, &hash, handle))
+  if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains_value (
+        store->handles, &hash, handle))
     return;
 
-  if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put(store->handles, &hash, 
handle,
-                                                     
GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE))
-    GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Putting handle binding to ego store 
failed!\n");
+  if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (store->handles, &hash,
+                                                      handle,
+                                                      
GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE))
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Putting handle binding to ego store failed!\n");
 }
 
+
 void
 unbind_store_ego (struct GNUNET_MESSENGER_EgoStore *store,
                   const char *identifier,
@@ -225,18 +244,22 @@ unbind_store_ego (struct GNUNET_MESSENGER_EgoStore *store,
 {
   GNUNET_assert ((store) && (identifier) && (handle));
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Store unbind ego: %s\n", identifier);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Store unbind ego: %s\n", identifier);
 
   struct GNUNET_HashCode hash;
   GNUNET_CRYPTO_hash (identifier, strlen (identifier), &hash);
 
-  if (GNUNET_YES != 
GNUNET_CONTAINER_multihashmap_contains_value(store->handles, &hash, handle))
+  if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_contains_value (
+        store->handles, &hash, handle))
     return;
 
-  if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_remove(store->handles, 
&hash, handle))
-    GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Removing handle binding from ego 
store failed!\n");
+  if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_remove (store->handles, 
&hash,
+                                                          handle))
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Removing handle binding from ego store failed!\n");
 }
 
+
 static void
 callback_ego_lookup (void *cls,
                      struct GNUNET_IDENTITY_Ego *ego)
@@ -250,50 +273,55 @@ callback_ego_lookup (void *cls,
 
   if (ego)
   {
-    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "New ego looked up: '%s'\n", 
element->identifier);
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "New ego looked up: '%s'\n",
+                element->identifier);
     msg_ego = update_store_ego (
-        store,
-        element->identifier,
-        GNUNET_IDENTITY_ego_get_private_key(ego)
-    );
+      store,
+      element->identifier,
+      GNUNET_IDENTITY_ego_get_private_key (ego)
+      );
   }
   else
   {
     struct GNUNET_HashCode hash;
-    GNUNET_CRYPTO_hash (element->identifier, strlen (element->identifier), 
&hash);
+    GNUNET_CRYPTO_hash (element->identifier, strlen (element->identifier),
+                        &hash);
 
     if (GNUNET_CONTAINER_multihashmap_get (store->egos, &hash))
     {
-      GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Looked up ego got deleted: 
'%s'\n", element->identifier);
-      delete_store_ego(store, element->identifier);
+      GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Looked up ego got deleted: '%s'\n",
+                  element->identifier);
+      delete_store_ego (store, element->identifier);
     }
   }
 
   if (element->cb)
-    element->cb(element->cls, element->identifier, msg_ego);
+    element->cb (element->cls, element->identifier, msg_ego);
 
   GNUNET_CONTAINER_DLL_remove (store->lu_start, store->lu_end, element);
   GNUNET_free (element->identifier);
   GNUNET_free (element);
 }
 
+
 void
-lookup_store_ego(struct GNUNET_MESSENGER_EgoStore *store,
-                 const char *identifier,
-                 GNUNET_MESSENGER_EgoLookupCallback lookup,
-                 void *cls)
+lookup_store_ego (struct GNUNET_MESSENGER_EgoStore *store,
+                  const char *identifier,
+                  GNUNET_MESSENGER_EgoLookupCallback lookup,
+                  void *cls)
 {
   GNUNET_assert (store);
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Store lookup ego: %s\n", identifier);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Store lookup ego: %s\n", identifier);
 
-  if (!identifier)
+  if (! identifier)
   {
-    lookup(cls, identifier, NULL);
+    lookup (cls, identifier, NULL);
     return;
   }
 
-  struct GNUNET_MESSENGER_EgoLookup *element = GNUNET_new (struct 
GNUNET_MESSENGER_EgoLookup);
+  struct GNUNET_MESSENGER_EgoLookup *element = GNUNET_new (struct
+                                                           
GNUNET_MESSENGER_EgoLookup);
 
   element->store = store;
 
@@ -302,11 +330,13 @@ lookup_store_ego(struct GNUNET_MESSENGER_EgoStore *store,
 
   element->identifier = GNUNET_strdup (identifier);
 
-  element->lookup = GNUNET_IDENTITY_ego_lookup(store->cfg, identifier, 
callback_ego_lookup, element);
+  element->lookup = GNUNET_IDENTITY_ego_lookup (store->cfg, identifier,
+                                                callback_ego_lookup, element);
 
   GNUNET_CONTAINER_DLL_insert (store->lu_start, store->lu_end, element);
 }
 
+
 struct GNUNET_MESSENGER_Ego*
 update_store_ego (struct GNUNET_MESSENGER_EgoStore *store,
                   const char *identifier,
@@ -314,55 +344,62 @@ update_store_ego (struct GNUNET_MESSENGER_EgoStore *store,
 {
   GNUNET_assert ((store) && (identifier) && (key));
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Store update ego: %s\n", identifier);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Store update ego: %s\n", identifier);
 
   struct GNUNET_HashCode hash;
   GNUNET_CRYPTO_hash (identifier, strlen (identifier), &hash);
 
-  struct GNUNET_MESSENGER_Ego *ego = GNUNET_CONTAINER_multihashmap_get 
(store->egos, &hash);
+  struct GNUNET_MESSENGER_Ego *ego = GNUNET_CONTAINER_multihashmap_get (
+    store->egos, &hash);
 
-  if (!ego)
+  if (! ego)
   {
-    ego = GNUNET_new(struct GNUNET_MESSENGER_Ego);
-    GNUNET_CONTAINER_multihashmap_put (store->egos, &hash, ego, 
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST);
+    ego = GNUNET_new (struct GNUNET_MESSENGER_Ego);
+    GNUNET_CONTAINER_multihashmap_put (store->egos, &hash, ego,
+                                       
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST);
   }
 
-  GNUNET_memcpy(&(ego->priv), key, sizeof(*key));
+  GNUNET_memcpy (&(ego->priv), key, sizeof(*key));
 
   if (GNUNET_OK != GNUNET_IDENTITY_key_get_public (key, &(ego->pub)))
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Updating invalid ego key 
failed!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "Updating invalid ego key failed!\n");
 
   return ego;
 }
 
+
 void
 delete_store_ego (struct GNUNET_MESSENGER_EgoStore *store,
                   const char *identifier)
 {
   GNUNET_assert ((store) && (identifier));
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Store delete ego: %s\n", identifier);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Store delete ego: %s\n", identifier);
 
   struct GNUNET_HashCode hash;
   GNUNET_CRYPTO_hash (identifier, strlen (identifier), &hash);
 
-  struct GNUNET_MESSENGER_Ego *ego = GNUNET_CONTAINER_multihashmap_get 
(store->egos, &hash);
+  struct GNUNET_MESSENGER_Ego *ego = GNUNET_CONTAINER_multihashmap_get (
+    store->egos, &hash);
 
   if (ego)
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Ego is not stored!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Ego is not stored!\n");
     return;
   }
 
-  if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_remove (store->egos, &hash, 
ego))
+  if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_remove (store->egos, &hash,
+                                                          ego))
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Removing ego from store failed!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Removing ego from store failed!\n");
     return;
   }
 
-  GNUNET_free(ego);
+  GNUNET_free (ego);
 }
 
+
 static void
 callback_ego_rename (void *cls,
                      enum GNUNET_ErrorCode ec)
@@ -382,14 +419,16 @@ callback_ego_rename (void *cls,
   struct GNUNET_HashCode hash;
   GNUNET_CRYPTO_hash (element->identifier, strlen (element->identifier), 
&hash);
 
-  struct GNUNET_MESSENGER_Ego *ego = GNUNET_CONTAINER_multihashmap_get 
(store->egos, &hash);
+  struct GNUNET_MESSENGER_Ego *ego = GNUNET_CONTAINER_multihashmap_get (
+    store->egos, &hash);
 
-  if (!ego)
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Ego is not stored!\n");
+  if (! ego)
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Ego is not stored!\n");
 
   char *identifier = (char*) element->cls;
 
-  if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_remove (store->egos, &hash, 
ego))
+  if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_remove (store->egos, &hash,
+                                                          ego))
   {
     GNUNET_CRYPTO_hash (identifier, strlen (identifier), &hash);
 
@@ -397,7 +436,7 @@ callback_ego_rename (void *cls,
                                        
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST);
   }
   else
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Renaming ego failed!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Renaming ego failed!\n");
 
   GNUNET_free (identifier);
 
@@ -406,6 +445,7 @@ callback_ego_rename (void *cls,
   GNUNET_free (element);
 }
 
+
 void
 rename_store_ego (struct GNUNET_MESSENGER_EgoStore *store,
                   const char *old_identifier,
@@ -413,9 +453,11 @@ rename_store_ego (struct GNUNET_MESSENGER_EgoStore *store,
 {
   GNUNET_assert ((store) && (old_identifier) && (new_identifier));
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Store rename ego: %s -> %s\n", 
old_identifier, new_identifier);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Store rename ego: %s -> %s\n",
+              old_identifier, new_identifier);
 
-  struct GNUNET_MESSENGER_EgoOperation *element = GNUNET_new (struct 
GNUNET_MESSENGER_EgoOperation);
+  struct GNUNET_MESSENGER_EgoOperation *element = GNUNET_new (struct
+                                                              
GNUNET_MESSENGER_EgoOperation);
 
   element->store = store;
   element->cls = GNUNET_strdup (new_identifier);
@@ -423,16 +465,17 @@ rename_store_ego (struct GNUNET_MESSENGER_EgoStore *store,
   element->identifier = GNUNET_strdup (old_identifier);
 
   element->operation = GNUNET_IDENTITY_rename (
-      store->identity,
-      old_identifier,
-      new_identifier,
-      callback_ego_rename,
-      element
-  );
+    store->identity,
+    old_identifier,
+    new_identifier,
+    callback_ego_rename,
+    element
+    );
 
   GNUNET_CONTAINER_DLL_insert (store->op_start, store->op_end, element);
 }
 
+
 static void
 callback_ego_delete (void *cls,
                      enum GNUNET_ErrorCode ec)
@@ -456,27 +499,29 @@ callback_ego_delete (void *cls,
   GNUNET_free (element);
 }
 
+
 void
 renew_store_ego (struct GNUNET_MESSENGER_EgoStore *store,
                  const char *identifier)
 {
   GNUNET_assert ((store) && (identifier));
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Store renew ego: %s\n", identifier);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Store renew ego: %s\n", identifier);
 
-  struct GNUNET_MESSENGER_EgoOperation *element = GNUNET_new (struct 
GNUNET_MESSENGER_EgoOperation);
+  struct GNUNET_MESSENGER_EgoOperation *element = GNUNET_new (struct
+                                                              
GNUNET_MESSENGER_EgoOperation);
 
   element->store = store;
   element->cls = NULL;
 
   element->identifier = GNUNET_strdup (identifier);
 
-  element->operation = GNUNET_IDENTITY_delete(
-      store->identity,
-      identifier,
-      callback_ego_delete,
-      element
-  );
+  element->operation = GNUNET_IDENTITY_delete (
+    store->identity,
+    identifier,
+    callback_ego_delete,
+    element
+    );
 
   GNUNET_CONTAINER_DLL_insert (store->op_start, store->op_end, element);
 }
diff --git a/src/messenger/gnunet-service-messenger_handle.c 
b/src/messenger/gnunet-service-messenger_handle.c
index ddb437b7e..8d572013e 100644
--- a/src/messenger/gnunet-service-messenger_handle.c
+++ b/src/messenger/gnunet-service-messenger_handle.c
@@ -40,9 +40,10 @@ struct GNUNET_MESSENGER_SrvHandle*
 create_srv_handle (struct GNUNET_MESSENGER_Service *service,
                    struct GNUNET_MQ_Handle *mq)
 {
-  GNUNET_assert((service) && (mq));
+  GNUNET_assert ((service) && (mq));
 
-  struct GNUNET_MESSENGER_SrvHandle *handle = GNUNET_new(struct 
GNUNET_MESSENGER_SrvHandle);
+  struct GNUNET_MESSENGER_SrvHandle *handle = GNUNET_new (struct
+                                                          
GNUNET_MESSENGER_SrvHandle);
 
   handle->service = service;
   handle->mq = mq;
@@ -55,65 +56,72 @@ create_srv_handle (struct GNUNET_MESSENGER_Service *service,
   return handle;
 }
 
+
 int
 iterate_free_member_ids (void *cls,
                          const struct GNUNET_HashCode *key,
                          void *value)
 {
-  GNUNET_free(value);
+  GNUNET_free (value);
 
   return GNUNET_YES;
 }
 
+
 void
 destroy_srv_handle (struct GNUNET_MESSENGER_SrvHandle *handle)
 {
-  GNUNET_assert(handle);
+  GNUNET_assert (handle);
 
   if (handle->notify)
-    GNUNET_SCHEDULER_cancel(handle->notify);
+    GNUNET_SCHEDULER_cancel (handle->notify);
 
-  GNUNET_CONTAINER_multihashmap_iterate (handle->next_ids, 
iterate_free_member_ids, NULL);
-  GNUNET_CONTAINER_multihashmap_iterate (handle->member_ids, 
iterate_free_member_ids, NULL);
+  GNUNET_CONTAINER_multihashmap_iterate (handle->next_ids,
+                                         iterate_free_member_ids, NULL);
+  GNUNET_CONTAINER_multihashmap_iterate (handle->member_ids,
+                                         iterate_free_member_ids, NULL);
 
   GNUNET_CONTAINER_multihashmap_destroy (handle->next_ids);
   GNUNET_CONTAINER_multihashmap_destroy (handle->member_ids);
 
-  GNUNET_free(handle);
+  GNUNET_free (handle);
 }
 
+
 void
 set_srv_handle_key (struct GNUNET_MESSENGER_SrvHandle *handle,
                     const struct GNUNET_IDENTITY_PublicKey *key)
 {
-  GNUNET_assert(handle);
+  GNUNET_assert (handle);
 
-  if ((handle->key) && (!key))
+  if ((handle->key) && (! key))
   {
-    GNUNET_free(handle->key);
+    GNUNET_free (handle->key);
     handle->key = NULL;
   }
-  else if (!handle->key)
-    handle->key = GNUNET_new(struct GNUNET_IDENTITY_PublicKey);
+  else if (! handle->key)
+    handle->key = GNUNET_new (struct GNUNET_IDENTITY_PublicKey);
 
   if (key)
-    memcpy(handle->key, key, sizeof(struct GNUNET_IDENTITY_PublicKey));
+    memcpy (handle->key, key, sizeof(struct GNUNET_IDENTITY_PublicKey));
 }
 
+
 const struct GNUNET_IDENTITY_PublicKey*
 get_srv_handle_key (const struct GNUNET_MESSENGER_SrvHandle *handle)
 {
-  GNUNET_assert(handle);
+  GNUNET_assert (handle);
 
   return handle->key;
 }
 
+
 void
 get_srv_handle_data_subdir (const struct GNUNET_MESSENGER_SrvHandle *handle,
                             const char *name,
                             char **dir)
 {
-  GNUNET_assert((handle) && (dir));
+  GNUNET_assert ((handle) && (dir));
 
   if (name)
     GNUNET_asprintf (dir, "%s%s%c%s%c", handle->service->dir, "identities",
@@ -123,75 +131,88 @@ get_srv_handle_data_subdir (const struct 
GNUNET_MESSENGER_SrvHandle *handle,
                      DIR_SEPARATOR);
 }
 
+
 static int
 create_handle_member_id (const struct GNUNET_MESSENGER_SrvHandle *handle,
                          const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((handle) && (key));
+  GNUNET_assert ((handle) && (key));
 
-  struct GNUNET_ShortHashCode *random_id = GNUNET_new(struct 
GNUNET_ShortHashCode);
+  struct GNUNET_ShortHashCode *random_id = GNUNET_new (struct
+                                                       GNUNET_ShortHashCode);
 
-  if (!random_id)
+  if (! random_id)
     return GNUNET_NO;
 
   generate_free_member_id (random_id, NULL);
 
-  if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (handle->member_ids, key, 
random_id,
+  if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (handle->member_ids, key,
+                                                      random_id,
                                                       
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
   {
-    GNUNET_free(random_id);
+    GNUNET_free (random_id);
     return GNUNET_NO;
   }
 
-  GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Created a new member id (%s) for room: 
%s\n", GNUNET_sh2s (random_id),
-             GNUNET_h2s (key));
+  GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+              "Created a new member id (%s) for room: %s\n", GNUNET_sh2s (
+                random_id),
+              GNUNET_h2s (key));
 
   return GNUNET_YES;
 }
 
+
 const struct GNUNET_ShortHashCode*
 get_srv_handle_member_id (const struct GNUNET_MESSENGER_SrvHandle *handle,
                           const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((handle) && (key));
+  GNUNET_assert ((handle) && (key));
 
   return GNUNET_CONTAINER_multihashmap_get (handle->member_ids, key);
 }
 
+
 int
 change_srv_handle_member_id (struct GNUNET_MESSENGER_SrvHandle *handle,
                              const struct GNUNET_HashCode *key,
                              const struct GNUNET_ShortHashCode *unique_id)
 {
-  GNUNET_assert((handle) && (key) && (unique_id));
+  GNUNET_assert ((handle) && (key) && (unique_id));
 
-  struct GNUNET_ShortHashCode *member_id = GNUNET_CONTAINER_multihashmap_get 
(handle->member_ids, key);
+  struct GNUNET_ShortHashCode *member_id = GNUNET_CONTAINER_multihashmap_get (
+    handle->member_ids, key);
 
-  if (!member_id)
+  if (! member_id)
   {
-    member_id = GNUNET_new(struct GNUNET_ShortHashCode);
-    GNUNET_memcpy(member_id, unique_id, sizeof(*member_id));
+    member_id = GNUNET_new (struct GNUNET_ShortHashCode);
+    GNUNET_memcpy (member_id, unique_id, sizeof(*member_id));
 
-    if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (handle->member_ids, 
key, member_id,
+    if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (handle->member_ids, 
key,
+                                                        member_id,
                                                         
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
     {
-      GNUNET_free(member_id);
+      GNUNET_free (member_id);
       return GNUNET_SYSERR;
     }
   }
 
-  if (0 == GNUNET_memcmp(unique_id, member_id))
+  if (0 == GNUNET_memcmp (unique_id, member_id))
     return GNUNET_OK;
 
-  GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Change a member id (%s) for room 
(%s).\n", GNUNET_sh2s (member_id),
-             GNUNET_h2s (key));
+  GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+              "Change a member id (%s) for room (%s).\n", GNUNET_sh2s (
+                member_id),
+              GNUNET_h2s (key));
 
-  GNUNET_memcpy(member_id, unique_id, sizeof(*unique_id));
+  GNUNET_memcpy (member_id, unique_id, sizeof(*unique_id));
 
-  GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Member id changed to (%s).\n", 
GNUNET_sh2s (unique_id));
+  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Member id changed to (%s).\n",
+              GNUNET_sh2s (unique_id));
   return GNUNET_OK;
 }
 
+
 struct RoomInitializationClosure
 {
   struct GNUNET_MESSENGER_SrvHandle *handle;
@@ -206,160 +227,185 @@ find_member_session_in_room (void *cls,
 {
   struct RoomInitializationClosure *init = cls;
 
-  if (!public_key)
+  if (! public_key)
     return GNUNET_YES;
 
-  const struct GNUNET_IDENTITY_PublicKey *pubkey = 
get_srv_handle_key(init->handle);
+  const struct GNUNET_IDENTITY_PublicKey *pubkey = get_srv_handle_key (
+    init->handle);
 
-  if (0 != GNUNET_memcmp(pubkey, public_key))
+  if (0 != GNUNET_memcmp (pubkey, public_key))
     return GNUNET_YES;
 
-  const struct GNUNET_ShortHashCode *id = get_member_session_id(session);
+  const struct GNUNET_ShortHashCode *id = get_member_session_id (session);
 
-  if (!id)
+  if (! id)
   {
     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Initialitation: Missing member id!");
     return GNUNET_NO;
   }
 
-  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Initialitation: Matching member found 
(%s)!\n",
-              GNUNET_sh2s(id));
+  GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+              "Initialitation: Matching member found (%s)!\n",
+              GNUNET_sh2s (id));
 
-  change_srv_handle_member_id(init->handle, init->key, id);
+  change_srv_handle_member_id (init->handle, init->key, id);
   return GNUNET_NO;
 }
 
+
 static void
-initialize_srv_handle_via_matching_member (struct GNUNET_MESSENGER_SrvHandle 
*handle,
+initialize_srv_handle_via_matching_member (struct
+                                           GNUNET_MESSENGER_SrvHandle *handle,
                                            const struct GNUNET_HashCode *key)
 {
-  struct GNUNET_MESSENGER_SrvRoom *room = get_service_room(handle->service, 
key);
-  if (!room)
+  struct GNUNET_MESSENGER_SrvRoom *room = get_service_room (handle->service,
+                                                            key);
+  if (! room)
     return;
 
-  struct GNUNET_MESSENGER_MemberStore *store = get_srv_room_member_store(room);
-  if (!store)
+  struct GNUNET_MESSENGER_MemberStore *store = get_srv_room_member_store 
(room);
+  if (! store)
     return;
 
-  const struct GNUNET_IDENTITY_PublicKey *pubkey = get_srv_handle_key(handle);
-  if ((!pubkey) || (0 == GNUNET_memcmp (pubkey, get_anonymous_public_key())))
+  const struct GNUNET_IDENTITY_PublicKey *pubkey = get_srv_handle_key (handle);
+  if ((! pubkey) || (0 == GNUNET_memcmp (pubkey, get_anonymous_public_key ())))
     return;
 
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Initialize member id of handle via 
matching member in room!\n");
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Initialize member id of handle via matching member in room!\n");
 
   struct RoomInitializationClosure init;
   init.handle = handle;
   init.key = key;
   init.pubkey = pubkey;
 
-  iterate_store_members(store, find_member_session_in_room, &init);
+  iterate_store_members (store, find_member_session_in_room, &init);
 }
 
+
 int
 open_srv_handle_room (struct GNUNET_MESSENGER_SrvHandle *handle,
                       const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((handle) && (key));
+  GNUNET_assert ((handle) && (key));
 
   initialize_srv_handle_via_matching_member (handle, key);
 
-  if ((!get_srv_handle_member_id (handle, key)) && (GNUNET_YES != 
create_handle_member_id (handle, key)))
+  if ((! get_srv_handle_member_id (handle, key)) && (GNUNET_YES !=
+                                                     create_handle_member_id (
+                                                       handle, key)))
     return GNUNET_NO;
 
   return open_service_room (handle->service, handle, key);
 }
 
+
 int
 entry_srv_handle_room (struct GNUNET_MESSENGER_SrvHandle *handle,
                        const struct GNUNET_PeerIdentity *door,
                        const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((handle) && (door) && (key));
+  GNUNET_assert ((handle) && (door) && (key));
 
   initialize_srv_handle_via_matching_member (handle, key);
 
-  if ((!get_srv_handle_member_id (handle, key)) && (GNUNET_YES != 
create_handle_member_id (handle, key)))
+  if ((! get_srv_handle_member_id (handle, key)) && (GNUNET_YES !=
+                                                     create_handle_member_id (
+                                                       handle, key)))
     return GNUNET_NO;
 
   return entry_service_room (handle->service, handle, door, key);
 }
 
+
 int
 close_srv_handle_room (struct GNUNET_MESSENGER_SrvHandle *handle,
                        const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((handle) && (key));
+  GNUNET_assert ((handle) && (key));
 
-  GNUNET_CONTAINER_multihashmap_get_multiple (handle->next_ids, key, 
iterate_free_member_ids, NULL);
+  GNUNET_CONTAINER_multihashmap_get_multiple (handle->next_ids, key,
+                                              iterate_free_member_ids, NULL);
   GNUNET_CONTAINER_multihashmap_remove_all (handle->next_ids, key);
 
-  if ((handle->notify) && (0 == GNUNET_CONTAINER_multihashmap_size 
(handle->next_ids)))
+  if ((handle->notify) && (0 == GNUNET_CONTAINER_multihashmap_size (
+                             handle->next_ids)))
   {
-    GNUNET_SCHEDULER_cancel(handle->notify);
+    GNUNET_SCHEDULER_cancel (handle->notify);
     handle->notify = NULL;
   }
 
-  if (!get_srv_handle_member_id (handle, key))
+  if (! get_srv_handle_member_id (handle, key))
     return GNUNET_NO;
 
   return close_service_room (handle->service, handle, key);
 }
 
+
 int
 send_srv_handle_message (struct GNUNET_MESSENGER_SrvHandle *handle,
                          const struct GNUNET_HashCode *key,
                          const struct GNUNET_MESSENGER_Message *message)
 {
-  GNUNET_assert((handle) && (key) && (message));
+  GNUNET_assert ((handle) && (key) && (message));
 
-  const struct GNUNET_ShortHashCode *id = get_srv_handle_member_id (handle, 
key);
+  const struct GNUNET_ShortHashCode *id = get_srv_handle_member_id (handle,
+                                                                    key);
 
-  if (!id)
+  if (! id)
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "It is required to be a member of a 
room to send messages!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "It is required to be a member of a room to send messages!\n");
     return GNUNET_NO;
   }
 
   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending message with member id: %s\n",
               GNUNET_sh2s (id));
 
-  if (0 != GNUNET_memcmp(id, &(message->header.sender_id)))
+  if (0 != GNUNET_memcmp (id, &(message->header.sender_id)))
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Member id does not match with 
handle!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "Member id does not match with handle!\n");
     return GNUNET_NO;
   }
 
-  struct GNUNET_MESSENGER_SrvRoom *room = get_service_room (handle->service, 
key);
+  struct GNUNET_MESSENGER_SrvRoom *room = get_service_room (handle->service,
+                                                            key);
 
-  if (!room)
+  if (! room)
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "The room (%s) is unknown!\n", 
GNUNET_h2s (key));
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "The room (%s) is unknown!\n",
+                GNUNET_h2s (key));
     return GNUNET_NO;
   }
 
-  struct GNUNET_MESSENGER_Message *msg = copy_message(message);
+  struct GNUNET_MESSENGER_Message *msg = copy_message (message);
   return send_srv_room_message (room, handle, msg);
 }
 
+
 static const struct GNUNET_HashCode*
-get_next_member_session_context(const struct GNUNET_MESSENGER_MemberSession 
*session)
+get_next_member_session_context (const struct
+                                 GNUNET_MESSENGER_MemberSession *session)
 {
   if (session->next)
     return get_next_member_session_context (session->next);
   else
-    return get_member_session_context(session);
+    return get_member_session_context (session);
 }
 
+
 static const struct GNUNET_MESSENGER_MemberSession*
 get_handle_member_session (struct GNUNET_MESSENGER_SrvHandle *handle,
                            struct GNUNET_MESSENGER_SrvRoom *room,
                            const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((handle) && (room) && (key) && (handle->service));
+  GNUNET_assert ((handle) && (room) && (key) && (handle->service));
 
-  const struct GNUNET_ShortHashCode *id = get_srv_handle_member_id(handle, 
key);
+  const struct GNUNET_ShortHashCode *id = get_srv_handle_member_id (handle,
+                                                                    key);
 
-  if (!id)
+  if (! id)
   {
     GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
                 "Handle is missing a member id for its member session! (%s)\n",
@@ -367,12 +413,12 @@ get_handle_member_session (struct 
GNUNET_MESSENGER_SrvHandle *handle,
     return NULL;
   }
 
-  struct GNUNET_MESSENGER_MemberStore *store = get_srv_room_member_store(room);
-  struct GNUNET_MESSENGER_Member *member = get_store_member(store, id);
+  struct GNUNET_MESSENGER_MemberStore *store = get_srv_room_member_store 
(room);
+  struct GNUNET_MESSENGER_Member *member = get_store_member (store, id);
 
-  const struct GNUNET_IDENTITY_PublicKey *pubkey = get_srv_handle_key(handle);
+  const struct GNUNET_IDENTITY_PublicKey *pubkey = get_srv_handle_key (handle);
 
-  if (!pubkey)
+  if (! pubkey)
   {
     GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
                 "Handle is missing a public key for its member session! 
(%s)\n",
@@ -380,9 +426,10 @@ get_handle_member_session (struct 
GNUNET_MESSENGER_SrvHandle *handle,
     return NULL;
   }
 
-  return get_member_session(member, pubkey);
+  return get_member_session (member, pubkey);
 }
 
+
 void
 notify_srv_handle_message (struct GNUNET_MESSENGER_SrvHandle *handle,
                            struct GNUNET_MESSENGER_SrvRoom *room,
@@ -390,13 +437,14 @@ notify_srv_handle_message (struct 
GNUNET_MESSENGER_SrvHandle *handle,
                            const struct GNUNET_MESSENGER_Message *message,
                            const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((handle) && (room) && (session) && (message) && (hash));
+  GNUNET_assert ((handle) && (room) && (session) && (message) && (hash));
 
-  const struct GNUNET_HashCode *key = get_srv_room_key(room);
+  const struct GNUNET_HashCode *key = get_srv_room_key (room);
 
-  if ((!handle->mq) || (!get_srv_handle_member_id (handle, key)))
+  if ((! handle->mq) || (! get_srv_handle_member_id (handle, key)))
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Notifying client about message 
requires membership!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "Notifying client about message requires membership!\n");
     return;
   }
 
@@ -406,37 +454,40 @@ notify_srv_handle_message (struct 
GNUNET_MESSENGER_SrvHandle *handle,
   if (GNUNET_YES == is_peer_message (message))
   {
     const struct GNUNET_PeerIdentity *identity = session->peer;
-    GNUNET_CRYPTO_hash(identity, sizeof(*identity), &sender);
+    GNUNET_CRYPTO_hash (identity, sizeof(*identity), &sender);
 
     context = &sender;
   }
   else
   {
-    const struct GNUNET_IDENTITY_PublicKey *pubkey = 
get_contact_key(session->member->contact);
-    GNUNET_CRYPTO_hash(pubkey, sizeof(*pubkey), &sender);
+    const struct GNUNET_IDENTITY_PublicKey *pubkey = get_contact_key (
+      session->member->contact);
+    GNUNET_CRYPTO_hash (pubkey, sizeof(*pubkey), &sender);
 
     context = get_next_member_session_context (session->member);
   }
 
-  GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Notifying client about message: %s\n", 
GNUNET_h2s (hash));
+  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Notifying client about message: %s\n",
+              GNUNET_h2s (hash));
 
   struct GNUNET_MESSENGER_RecvMessage *msg;
   struct GNUNET_MQ_Envelope *env;
 
   uint16_t length = get_message_size (message, GNUNET_YES);
 
-  env = GNUNET_MQ_msg_extra(msg, length, 
GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_RECV_MESSAGE);
+  env = GNUNET_MQ_msg_extra (msg, length,
+                             GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_RECV_MESSAGE);
 
-  GNUNET_memcpy(&(msg->key), key, sizeof(msg->key));
-  GNUNET_memcpy(&(msg->sender), &sender, sizeof(msg->sender));
-  GNUNET_memcpy(&(msg->context), context, sizeof(msg->context));
-  GNUNET_memcpy(&(msg->hash), hash, sizeof(msg->hash));
+  GNUNET_memcpy (&(msg->key), key, sizeof(msg->key));
+  GNUNET_memcpy (&(msg->sender), &sender, sizeof(msg->sender));
+  GNUNET_memcpy (&(msg->context), context, sizeof(msg->context));
+  GNUNET_memcpy (&(msg->hash), hash, sizeof(msg->hash));
 
   msg->flags = (uint32_t) GNUNET_MESSENGER_FLAG_NONE;
 
   if (GNUNET_YES == is_peer_message (message))
     msg->flags |= (uint32_t) GNUNET_MESSENGER_FLAG_PEER;
-  else if (get_handle_member_session(handle, room, key) == session->member)
+  else if (get_handle_member_session (handle, room, key) == session->member)
     msg->flags |= (uint32_t) GNUNET_MESSENGER_FLAG_SENT;
 
   char *buffer = ((char*) msg) + sizeof(*msg);
@@ -445,6 +496,7 @@ notify_srv_handle_message (struct 
GNUNET_MESSENGER_SrvHandle *handle,
   GNUNET_MQ_send (handle->mq, env);
 }
 
+
 static int
 iterate_next_member_ids (void *cls,
                          const struct GNUNET_HashCode *key,
@@ -456,10 +508,10 @@ iterate_next_member_ids (void *cls,
   struct GNUNET_MESSENGER_MemberMessage *msg;
   struct GNUNET_MQ_Envelope *env;
 
-  env = GNUNET_MQ_msg(msg, GNUNET_MESSAGE_TYPE_MESSENGER_CONNECTION_MEMBER_ID);
+  env = GNUNET_MQ_msg (msg, 
GNUNET_MESSAGE_TYPE_MESSENGER_CONNECTION_MEMBER_ID);
 
-  GNUNET_memcpy(&(msg->key), key, sizeof(*key));
-  GNUNET_memcpy(&(msg->id), &(next->id), sizeof(next->id));
+  GNUNET_memcpy (&(msg->key), key, sizeof(*key));
+  GNUNET_memcpy (&(msg->id), &(next->id), sizeof(next->id));
   msg->reset = (uint32_t) next->reset;
 
   GNUNET_MQ_send (handle->mq, env);
@@ -468,26 +520,30 @@ iterate_next_member_ids (void *cls,
   return GNUNET_YES;
 }
 
+
 static void
 task_notify_srv_handle_member_id (void *cls)
 {
   struct GNUNET_MESSENGER_SrvHandle *handle = cls;
   handle->notify = NULL;
 
-  GNUNET_CONTAINER_multihashmap_iterate (handle->next_ids, 
iterate_next_member_ids, handle);
+  GNUNET_CONTAINER_multihashmap_iterate (handle->next_ids,
+                                         iterate_next_member_ids, handle);
   GNUNET_CONTAINER_multihashmap_clear (handle->next_ids);
 }
 
+
 void
 notify_srv_handle_member_id (struct GNUNET_MESSENGER_SrvHandle *handle,
                              struct GNUNET_MESSENGER_SrvRoom *room,
                              const struct GNUNET_ShortHashCode *member_id,
                              enum GNUNET_GenericReturnValue reset)
 {
-  GNUNET_assert((handle) && (room) && (member_id));
+  GNUNET_assert ((handle) && (room) && (member_id));
 
-  struct GNUNET_MESSENGER_NextMemberId *next = GNUNET_new (struct 
GNUNET_MESSENGER_NextMemberId);
-  if (!next)
+  struct GNUNET_MESSENGER_NextMemberId *next = GNUNET_new (struct
+                                                           
GNUNET_MESSENGER_NextMemberId);
+  if (! next)
   {
     return;
   }
@@ -495,10 +551,13 @@ notify_srv_handle_member_id (struct 
GNUNET_MESSENGER_SrvHandle *handle,
   GNUNET_memcpy (&(next->id), member_id, sizeof(next->id));
   next->reset = reset;
 
-  const struct GNUNET_HashCode *key = get_srv_room_key(room);
+  const struct GNUNET_HashCode *key = get_srv_room_key (room);
 
-  struct GNUNET_MESSENGER_NextMemberId *prev = 
GNUNET_CONTAINER_multihashmap_get(handle->next_ids, key);
-  if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_put(handle->next_ids, key, 
next, GNUNET_CONTAINER_MULTIHASHMAPOPTION_REPLACE))
+  struct GNUNET_MESSENGER_NextMemberId *prev =
+    GNUNET_CONTAINER_multihashmap_get (handle->next_ids, key);
+  if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_put (handle->next_ids, key,
+                                                       next,
+                                                       
GNUNET_CONTAINER_MULTIHASHMAPOPTION_REPLACE))
   {
     return;
   }
@@ -506,6 +565,7 @@ notify_srv_handle_member_id (struct 
GNUNET_MESSENGER_SrvHandle *handle,
   if (prev)
     GNUNET_free (prev);
 
-  if (!handle->notify)
-    handle->notify = GNUNET_SCHEDULER_add_now 
(task_notify_srv_handle_member_id, handle);
+  if (! handle->notify)
+    handle->notify = GNUNET_SCHEDULER_add_now 
(task_notify_srv_handle_member_id,
+                                               handle);
 }
diff --git a/src/messenger/gnunet-service-messenger_handle.h 
b/src/messenger/gnunet-service-messenger_handle.h
index 4a68ff276..ecd58afe6 100644
--- a/src/messenger/gnunet-service-messenger_handle.h
+++ b/src/messenger/gnunet-service-messenger_handle.h
@@ -97,8 +97,8 @@ get_srv_handle_key (const struct GNUNET_MESSENGER_SrvHandle 
*handle);
  */
 void
 get_srv_handle_data_subdir (const struct GNUNET_MESSENGER_SrvHandle *handle,
-                        const char *name,
-                        char **dir);
+                            const char *name,
+                            char **dir);
 
 /**
  * Returns the member id of a given <i>handle</i> in a specific <i>room</i>.
diff --git a/src/messenger/gnunet-service-messenger_list_handles.c 
b/src/messenger/gnunet-service-messenger_list_handles.c
index 0703c2de6..826e1f4ed 100644
--- a/src/messenger/gnunet-service-messenger_list_handles.c
+++ b/src/messenger/gnunet-service-messenger_list_handles.c
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2020--2022 GNUnet e.V.
+   Copyright (C) 2020--2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -31,48 +31,52 @@
 void
 init_list_handles (struct GNUNET_MESSENGER_ListHandles *handles)
 {
-  GNUNET_assert(handles);
+  GNUNET_assert (handles);
 
   handles->head = NULL;
   handles->tail = NULL;
 }
 
+
 void
 clear_list_handles (struct GNUNET_MESSENGER_ListHandles *handles)
 {
-  GNUNET_assert(handles);
+  GNUNET_assert (handles);
 
   while (handles->head)
   {
     struct GNUNET_MESSENGER_ListHandle *element = handles->head;
 
-    GNUNET_CONTAINER_DLL_remove(handles->head, handles->tail, element);
+    GNUNET_CONTAINER_DLL_remove (handles->head, handles->tail, element);
     destroy_srv_handle (element->handle);
-    GNUNET_free(element);
+    GNUNET_free (element);
   }
 
   handles->head = NULL;
   handles->tail = NULL;
 }
 
+
 void
 add_list_handle (struct GNUNET_MESSENGER_ListHandles *handles,
                  struct GNUNET_MESSENGER_SrvHandle *handle)
 {
-  GNUNET_assert((handles) && (handle));
+  GNUNET_assert ((handles) && (handle));
 
-  struct GNUNET_MESSENGER_ListHandle *element = GNUNET_new(struct 
GNUNET_MESSENGER_ListHandle);
+  struct GNUNET_MESSENGER_ListHandle *element = GNUNET_new (struct
+                                                            
GNUNET_MESSENGER_ListHandle);
 
   element->handle = handle;
 
-  GNUNET_CONTAINER_DLL_insert_tail(handles->head, handles->tail, element);
+  GNUNET_CONTAINER_DLL_insert_tail (handles->head, handles->tail, element);
 }
 
+
 int
 remove_list_handle (struct GNUNET_MESSENGER_ListHandles *handles,
                     struct GNUNET_MESSENGER_SrvHandle *handle)
 {
-  GNUNET_assert((handles) && (handle));
+  GNUNET_assert ((handles) && (handle));
 
   struct GNUNET_MESSENGER_ListHandle *element;
 
@@ -80,25 +84,28 @@ remove_list_handle (struct GNUNET_MESSENGER_ListHandles 
*handles,
     if (element->handle == handle)
       break;
 
-  if (!element)
+  if (! element)
     return GNUNET_NO;
 
-  GNUNET_CONTAINER_DLL_remove(handles->head, handles->tail, element);
-  GNUNET_free(element);
+  GNUNET_CONTAINER_DLL_remove (handles->head, handles->tail, element);
+  GNUNET_free (element);
 
   return GNUNET_YES;
 }
 
+
 struct GNUNET_MESSENGER_SrvHandle*
 find_list_handle_by_member (const struct GNUNET_MESSENGER_ListHandles *handles,
                             const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((handles) && (key));
+  GNUNET_assert ((handles) && (key));
 
   struct GNUNET_MESSENGER_ListHandle *element;
 
   for (element = handles->head; element; element = element->next)
-    if (get_srv_handle_member_id ((struct GNUNET_MESSENGER_SrvHandle*) 
element->handle, key))
+    if (get_srv_handle_member_id ((struct
+                                   GNUNET_MESSENGER_SrvHandle*) 
element->handle,
+                                  key))
       return element->handle;
 
   return NULL;
diff --git a/src/messenger/gnunet-service-messenger_list_messages.c 
b/src/messenger/gnunet-service-messenger_list_messages.c
index 5bab52806..063e1ebfc 100644
--- a/src/messenger/gnunet-service-messenger_list_messages.c
+++ b/src/messenger/gnunet-service-messenger_list_messages.c
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2020--2021 GNUnet e.V.
+   Copyright (C) 2020--2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -29,47 +29,51 @@
 void
 init_list_messages (struct GNUNET_MESSENGER_ListMessages *messages)
 {
-  GNUNET_assert(messages);
+  GNUNET_assert (messages);
 
   messages->head = NULL;
   messages->tail = NULL;
 }
 
+
 void
 clear_list_messages (struct GNUNET_MESSENGER_ListMessages *messages)
 {
-  GNUNET_assert(messages);
+  GNUNET_assert (messages);
 
   while (messages->head)
   {
     struct GNUNET_MESSENGER_ListMessage *element = messages->head;
 
-    GNUNET_CONTAINER_DLL_remove(messages->head, messages->tail, element);
-    GNUNET_free(element);
+    GNUNET_CONTAINER_DLL_remove (messages->head, messages->tail, element);
+    GNUNET_free (element);
   }
 
   messages->head = NULL;
   messages->tail = NULL;
 }
 
+
 void
 add_to_list_messages (struct GNUNET_MESSENGER_ListMessages *messages,
                       const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((messages) && (hash));
+  GNUNET_assert ((messages) && (hash));
 
-  struct GNUNET_MESSENGER_ListMessage *element = GNUNET_new(struct 
GNUNET_MESSENGER_ListMessage);
+  struct GNUNET_MESSENGER_ListMessage *element = GNUNET_new (struct
+                                                             
GNUNET_MESSENGER_ListMessage);
 
-  GNUNET_memcpy(&(element->hash), hash, sizeof(struct GNUNET_HashCode));
+  GNUNET_memcpy (&(element->hash), hash, sizeof(struct GNUNET_HashCode));
 
-  GNUNET_CONTAINER_DLL_insert_tail(messages->head, messages->tail, element);
+  GNUNET_CONTAINER_DLL_insert_tail (messages->head, messages->tail, element);
 }
 
+
 void
 copy_list_messages (struct GNUNET_MESSENGER_ListMessages *messages,
                     const struct GNUNET_MESSENGER_ListMessages *origin)
 {
-  GNUNET_assert((messages) && (origin));
+  GNUNET_assert ((messages) && (origin));
 
   struct GNUNET_MESSENGER_ListMessage *element;
 
@@ -77,80 +81,85 @@ copy_list_messages (struct GNUNET_MESSENGER_ListMessages 
*messages,
     add_to_list_messages (messages, &(element->hash));
 }
 
+
 void
 remove_from_list_messages (struct GNUNET_MESSENGER_ListMessages *messages,
                            const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((messages) && (hash));
+  GNUNET_assert ((messages) && (hash));
 
   struct GNUNET_MESSENGER_ListMessage *element;
 
   for (element = messages->head; element; element = element->next)
     if (0 == GNUNET_CRYPTO_hash_cmp (&(element->hash), hash))
     {
-      GNUNET_CONTAINER_DLL_remove(messages->head, messages->tail, element);
-      GNUNET_free(element);
+      GNUNET_CONTAINER_DLL_remove (messages->head, messages->tail, element);
+      GNUNET_free (element);
       break;
     }
 }
 
+
 void
 load_list_messages (struct GNUNET_MESSENGER_ListMessages *messages,
                     const char *path)
 {
-  GNUNET_assert((messages) && (path));
+  GNUNET_assert ((messages) && (path));
 
   if (GNUNET_YES != GNUNET_DISK_file_test (path))
     return;
 
-  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ 
| GNUNET_DISK_PERM_USER_WRITE);
+  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ
+                                                   | 
GNUNET_DISK_PERM_USER_WRITE);
 
-  struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open(
-      path, GNUNET_DISK_OPEN_READ, permission
-  );
+  struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open (
+    path, GNUNET_DISK_OPEN_READ, permission
+    );
 
-  if (!handle)
+  if (! handle)
     return;
 
-  GNUNET_DISK_file_seek(handle, 0, GNUNET_DISK_SEEK_SET);
+  GNUNET_DISK_file_seek (handle, 0, GNUNET_DISK_SEEK_SET);
 
   struct GNUNET_HashCode hash;
   ssize_t len;
 
   do {
-    len = GNUNET_DISK_file_read(handle, &hash, sizeof(hash));
+    len = GNUNET_DISK_file_read (handle, &hash, sizeof(hash));
 
     if (len != sizeof(hash))
       break;
 
-    add_to_list_messages(messages, &hash);
+    add_to_list_messages (messages, &hash);
   } while (len == sizeof(hash));
 
-  GNUNET_DISK_file_close(handle);
+  GNUNET_DISK_file_close (handle);
 }
 
+
 void
 save_list_messages (const struct GNUNET_MESSENGER_ListMessages *messages,
                     const char *path)
 {
-  GNUNET_assert((messages) && (path));
+  GNUNET_assert ((messages) && (path));
 
-  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ 
| GNUNET_DISK_PERM_USER_WRITE);
+  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ
+                                                   | 
GNUNET_DISK_PERM_USER_WRITE);
 
-  struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open(
-      path, GNUNET_DISK_OPEN_CREATE | GNUNET_DISK_OPEN_WRITE, permission
-  );
+  struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open (
+    path, GNUNET_DISK_OPEN_CREATE | GNUNET_DISK_OPEN_WRITE, permission
+    );
 
-  if (!handle)
+  if (! handle)
     return;
 
-  GNUNET_DISK_file_seek(handle, 0, GNUNET_DISK_SEEK_SET);
+  GNUNET_DISK_file_seek (handle, 0, GNUNET_DISK_SEEK_SET);
 
   struct GNUNET_MESSENGER_ListMessage *element;
 
   for (element = messages->head; element; element = element->next)
-    GNUNET_DISK_file_write(handle, &(element->hash), sizeof(element->hash));
+    GNUNET_DISK_file_write (handle, &(element->hash), sizeof(element->hash));
 
-  GNUNET_DISK_file_sync(handle);
-  GNUNET_DISK_file_close(handle);
+  GNUNET_DISK_file_sync (handle);
+  GNUNET_DISK_file_close (handle);
 }
diff --git a/src/messenger/gnunet-service-messenger_member.c 
b/src/messenger/gnunet-service-messenger_member.c
index b483f315b..1bb3a9969 100644
--- a/src/messenger/gnunet-service-messenger_member.c
+++ b/src/messenger/gnunet-service-messenger_member.c
@@ -34,44 +34,50 @@ create_member (struct GNUNET_MESSENGER_MemberStore *store,
 {
   GNUNET_assert (store);
 
-  struct GNUNET_MESSENGER_Member *member = GNUNET_new(struct 
GNUNET_MESSENGER_Member);
+  struct GNUNET_MESSENGER_Member *member = GNUNET_new (struct
+                                                       
GNUNET_MESSENGER_Member);
 
   member->store = store;
 
   if (id)
-    GNUNET_memcpy(&(member->id), id, sizeof(member->id));
-  else if (GNUNET_YES != generate_free_member_id(&(member->id), 
store->members))
+    GNUNET_memcpy (&(member->id), id, sizeof(member->id));
+  else if (GNUNET_YES != generate_free_member_id (&(member->id),
+                                                  store->members))
   {
     GNUNET_free (member);
     return NULL;
   }
 
-  member->sessions = GNUNET_CONTAINER_multihashmap_create(2, GNUNET_NO);
+  member->sessions = GNUNET_CONTAINER_multihashmap_create (2, GNUNET_NO);
 
   return member;
 }
 
+
 static int
 iterate_destroy_session (void *cls,
                          const struct GNUNET_HashCode *key,
                          void *value)
 {
   struct GNUNET_MESSENGER_MemberSession *session = value;
-  destroy_member_session(session);
+  destroy_member_session (session);
   return GNUNET_YES;
 }
 
+
 void
 destroy_member (struct GNUNET_MESSENGER_Member *member)
 {
-  GNUNET_assert((member) && (member->sessions));
+  GNUNET_assert ((member) && (member->sessions));
 
-  GNUNET_CONTAINER_multihashmap_iterate (member->sessions, 
iterate_destroy_session, NULL);
+  GNUNET_CONTAINER_multihashmap_iterate (member->sessions,
+                                         iterate_destroy_session, NULL);
   GNUNET_CONTAINER_multihashmap_destroy (member->sessions);
 
   GNUNET_free (member);
 }
 
+
 const struct GNUNET_ShortHashCode*
 get_member_id (const struct GNUNET_MESSENGER_Member *member)
 {
@@ -80,6 +86,7 @@ get_member_id (const struct GNUNET_MESSENGER_Member *member)
   return &(member->id);
 }
 
+
 static int
 callback_scan_for_sessions (void *cls,
                             const char *filename)
@@ -92,13 +99,14 @@ callback_scan_for_sessions (void *cls,
 
     GNUNET_asprintf (&directory, "%s%c", filename, DIR_SEPARATOR);
 
-    load_member_session(member, directory);
+    load_member_session (member, directory);
     GNUNET_free (directory);
   }
 
   return GNUNET_OK;
 }
 
+
 void
 load_member (struct GNUNET_MESSENGER_MemberStore *store,
              const char *directory)
@@ -113,7 +121,8 @@ load_member (struct GNUNET_MESSENGER_MemberStore *store,
   if (GNUNET_YES != GNUNET_DISK_file_test (config_file))
     goto free_config;
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Load member configuration: %s\n", 
config_file);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Load member configuration: %s\n",
+              config_file);
 
   struct GNUNET_CONFIGURATION_Handle *cfg = GNUNET_CONFIGURATION_create ();
 
@@ -121,10 +130,11 @@ load_member (struct GNUNET_MESSENGER_MemberStore *store,
   {
     struct GNUNET_ShortHashCode id;
 
-    if (GNUNET_OK != GNUNET_CONFIGURATION_get_data (cfg, "member", "id", &id, 
sizeof(id)))
+    if (GNUNET_OK != GNUNET_CONFIGURATION_get_data (cfg, "member", "id", &id,
+                                                    sizeof(id)))
       goto destroy_config;
 
-    member = add_store_member(store, &id);
+    member = add_store_member (store, &id);
   }
 
 destroy_config:
@@ -132,9 +142,9 @@ destroy_config:
   GNUNET_CONFIGURATION_destroy (cfg);
 
 free_config:
-  GNUNET_free(config_file);
+  GNUNET_free (config_file);
 
-  if (!member)
+  if (! member)
     return;
 
   char *scan_dir;
@@ -143,18 +153,20 @@ free_config:
   if (GNUNET_OK == GNUNET_DISK_directory_test (scan_dir, GNUNET_YES))
     GNUNET_DISK_directory_scan (scan_dir, callback_scan_for_sessions, member);
 
-  GNUNET_free(scan_dir);
+  GNUNET_free (scan_dir);
 }
 
+
 static int
 iterate_load_next_session (void *cls,
                            const struct GNUNET_HashCode *key,
                            void *value)
 {
-  const char* sessions_directory = cls;
+  const char *sessions_directory = cls;
 
-  char* load_dir;
-  GNUNET_asprintf (&load_dir, "%s%s%c", sessions_directory, GNUNET_h2s(key), 
DIR_SEPARATOR);
+  char *load_dir;
+  GNUNET_asprintf (&load_dir, "%s%s%c", sessions_directory, GNUNET_h2s (key),
+                   DIR_SEPARATOR);
 
   struct GNUNET_MESSENGER_MemberSession *session = value;
 
@@ -165,29 +177,33 @@ iterate_load_next_session (void *cls,
   return GNUNET_YES;
 }
 
+
 void
 load_member_next_sessions (const struct GNUNET_MESSENGER_Member *member,
                            const char *directory)
 {
   GNUNET_assert ((member) && (directory));
 
-  char* load_dir;
+  char *load_dir;
   GNUNET_asprintf (&load_dir, "%s%s%c", directory, "sessions", DIR_SEPARATOR);
 
-  GNUNET_CONTAINER_multihashmap_iterate (member->sessions, 
iterate_load_next_session, load_dir);
+  GNUNET_CONTAINER_multihashmap_iterate (member->sessions,
+                                         iterate_load_next_session, load_dir);
 
-  GNUNET_free(load_dir);
+  GNUNET_free (load_dir);
 }
 
+
 static int
 iterate_save_session (void *cls,
                       const struct GNUNET_HashCode *key,
                       void *value)
 {
-  const char* sessions_directory = cls;
+  const char *sessions_directory = cls;
 
-  char* save_dir;
-  GNUNET_asprintf (&save_dir, "%s%s%c", sessions_directory, GNUNET_h2s(key), 
DIR_SEPARATOR);
+  char *save_dir;
+  GNUNET_asprintf (&save_dir, "%s%s%c", sessions_directory, GNUNET_h2s (key),
+                   DIR_SEPARATOR);
 
   struct GNUNET_MESSENGER_MemberSession *session = value;
 
@@ -199,6 +215,7 @@ iterate_save_session (void *cls,
   return GNUNET_YES;
 }
 
+
 void
 save_member (struct GNUNET_MESSENGER_Member *member,
              const char *directory)
@@ -208,39 +225,43 @@ save_member (struct GNUNET_MESSENGER_Member *member,
   char *config_file;
   GNUNET_asprintf (&config_file, "%s%s", directory, "member.cfg");
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Save member configuration: %s\n", 
config_file);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Save member configuration: %s\n",
+              config_file);
 
   struct GNUNET_CONFIGURATION_Handle *cfg = GNUNET_CONFIGURATION_create ();
 
-  char *id_data = GNUNET_STRINGS_data_to_string_alloc (&(member->id), 
sizeof(member->id));
+  char *id_data = GNUNET_STRINGS_data_to_string_alloc (&(member->id),
+                                                       sizeof(member->id));
 
   if (id_data)
   {
     GNUNET_CONFIGURATION_set_value_string (cfg, "member", "id", id_data);
 
-    GNUNET_free(id_data);
+    GNUNET_free (id_data);
   }
 
   GNUNET_CONFIGURATION_write (cfg, config_file);
   GNUNET_CONFIGURATION_destroy (cfg);
 
-  GNUNET_free(config_file);
+  GNUNET_free (config_file);
 
-  char* save_dir;
+  char *save_dir;
   GNUNET_asprintf (&save_dir, "%s%s%c", directory, "sessions", DIR_SEPARATOR);
 
   if ((GNUNET_YES == GNUNET_DISK_directory_test (save_dir, GNUNET_NO)) ||
       (GNUNET_OK == GNUNET_DISK_directory_create (save_dir)))
-    GNUNET_CONTAINER_multihashmap_iterate (member->sessions, 
iterate_save_session, save_dir);
+    GNUNET_CONTAINER_multihashmap_iterate (member->sessions,
+                                           iterate_save_session, save_dir);
 
-  GNUNET_free(save_dir);
+  GNUNET_free (save_dir);
 }
 
+
 static void
 sync_session_contact_from_next (struct GNUNET_MESSENGER_MemberSession *session,
                                 struct GNUNET_MESSENGER_MemberSession *next)
 {
-  GNUNET_assert((session) && (next));
+  GNUNET_assert ((session) && (next));
 
   if (session == next)
     return;
@@ -251,6 +272,7 @@ sync_session_contact_from_next (struct 
GNUNET_MESSENGER_MemberSession *session,
     session->contact = next->contact;
 }
 
+
 static int
 iterate_sync_session_contact (void *cls,
                               const struct GNUNET_HashCode *key,
@@ -264,14 +286,17 @@ iterate_sync_session_contact (void *cls,
   return GNUNET_YES;
 }
 
+
 void
 sync_member_contacts (struct GNUNET_MESSENGER_Member *member)
 {
   GNUNET_assert ((member) && (member->sessions));
 
-  GNUNET_CONTAINER_multihashmap_iterate (member->sessions, 
iterate_sync_session_contact, NULL);
+  GNUNET_CONTAINER_multihashmap_iterate (member->sessions,
+                                         iterate_sync_session_contact, NULL);
 }
 
+
 struct GNUNET_MESSENGER_MemberSession*
 get_member_session (const struct GNUNET_MESSENGER_Member *member,
                     const struct GNUNET_IDENTITY_PublicKey *public_key)
@@ -279,12 +304,14 @@ get_member_session (const struct GNUNET_MESSENGER_Member 
*member,
   GNUNET_assert ((member) && (public_key));
 
   struct GNUNET_HashCode hash;
-  GNUNET_CRYPTO_hash(public_key, sizeof(*public_key), &hash);
+  GNUNET_CRYPTO_hash (public_key, sizeof(*public_key), &hash);
 
-  return GNUNET_CONTAINER_multihashmap_get(member->sessions, &hash);
+  return GNUNET_CONTAINER_multihashmap_get (member->sessions, &hash);
 }
 
-struct GNUNET_MESSENGER_ClosureSearchSession {
+
+struct GNUNET_MESSENGER_ClosureSearchSession
+{
   const struct GNUNET_MESSENGER_Message *message;
   const struct GNUNET_HashCode *hash;
 
@@ -296,43 +323,48 @@ iterate_search_session (void *cls,
                         const struct GNUNET_HashCode *key,
                         void *value)
 {
-  struct GNUNET_MESSENGER_ClosureSearchSession* search = cls;
+  struct GNUNET_MESSENGER_ClosureSearchSession *search = cls;
   struct GNUNET_MESSENGER_MemberSession *session = value;
 
-  if (GNUNET_OK != verify_member_session_as_sender(session, search->message, 
search->hash))
+  if (GNUNET_OK != verify_member_session_as_sender (session, search->message,
+                                                    search->hash))
     return GNUNET_YES;
 
   search->match = session;
   return GNUNET_NO;
 }
 
+
 static struct GNUNET_MESSENGER_MemberSession*
 try_member_session (struct GNUNET_MESSENGER_Member *member,
                     const struct GNUNET_IDENTITY_PublicKey *public_key)
 {
-  struct GNUNET_MESSENGER_MemberSession* session = get_member_session(member, 
public_key);
+  struct GNUNET_MESSENGER_MemberSession *session = get_member_session (member,
+                                                                       
public_key);
 
   if (session)
     return session;
 
-  session = create_member_session(member, public_key);
+  session = create_member_session (member, public_key);
 
   if (session)
-    add_member_session(member, session);
+    add_member_session (member, session);
 
   return session;
 }
 
+
 struct GNUNET_MESSENGER_MemberSession*
 get_member_session_of (struct GNUNET_MESSENGER_Member *member,
                        const struct GNUNET_MESSENGER_Message *message,
                        const struct GNUNET_HashCode *hash)
 {
   GNUNET_assert ((member) && (message) && (hash) &&
-                 (0 == GNUNET_memcmp(&(member->id), 
&(message->header.sender_id))));
+                 (0 == GNUNET_memcmp (&(member->id),
+                                      &(message->header.sender_id))));
 
   if (GNUNET_MESSENGER_KIND_JOIN == message->header.kind)
-    return try_member_session(member, &(message->body.join.key));
+    return try_member_session (member, &(message->body.join.key));
 
   struct GNUNET_MESSENGER_ClosureSearchSession search;
 
@@ -340,49 +372,59 @@ get_member_session_of (struct GNUNET_MESSENGER_Member 
*member,
   search.hash = hash;
 
   search.match = NULL;
-  GNUNET_CONTAINER_multihashmap_iterate(member->sessions, 
iterate_search_session, &search);
+  GNUNET_CONTAINER_multihashmap_iterate (member->sessions,
+                                         iterate_search_session, &search);
 
   return search.match;
 }
 
+
 void
 add_member_session (struct GNUNET_MESSENGER_Member *member,
                     struct GNUNET_MESSENGER_MemberSession *session)
 {
-  if (!session)
+  if (! session)
     return;
 
-  GNUNET_assert((member) && (session->member == member));
+  GNUNET_assert ((member) && (session->member == member));
 
-  const struct GNUNET_IDENTITY_PublicKey *public_key = 
get_member_session_public_key(session);
+  const struct GNUNET_IDENTITY_PublicKey *public_key =
+    get_member_session_public_key (session);
 
   struct GNUNET_HashCode hash;
-  GNUNET_CRYPTO_hash(public_key, sizeof(*public_key), &hash);
-
-  if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put(
-      member->sessions, &hash, session,
-      GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Adding a member session failed: 
%s\n",
-               GNUNET_h2s(&hash));
+  GNUNET_CRYPTO_hash (public_key, sizeof(*public_key), &hash);
+
+  if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (
+        member->sessions, &hash, session,
+        GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "Adding a member session failed: %s\n",
+                GNUNET_h2s (&hash));
 }
 
+
 void
 remove_member_session (struct GNUNET_MESSENGER_Member *member,
                        struct GNUNET_MESSENGER_MemberSession *session)
 {
   GNUNET_assert ((member) && (session) && (session->member == member));
 
-  const struct GNUNET_IDENTITY_PublicKey *public_key = 
get_member_session_public_key(session);
+  const struct GNUNET_IDENTITY_PublicKey *public_key =
+    get_member_session_public_key (session);
 
   struct GNUNET_HashCode hash;
-  GNUNET_CRYPTO_hash(public_key, sizeof(*public_key), &hash);
+  GNUNET_CRYPTO_hash (public_key, sizeof(*public_key), &hash);
 
-  if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_remove(member->sessions, 
&hash, session))
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Removing a member session failed: 
%s\n",
-               GNUNET_h2s(&hash));
+  if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_remove (member->sessions,
+                                                          &hash, session))
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "Removing a member session failed: %s\n",
+                GNUNET_h2s (&hash));
 }
 
-struct GNUNET_MESSENGER_ClosureIterateSessions {
+
+struct GNUNET_MESSENGER_ClosureIterateSessions
+{
   GNUNET_MESSENGER_MemberIteratorCallback it;
   void *cls;
 };
@@ -395,9 +437,11 @@ iterate_member_sessions_it (void *cls,
   struct GNUNET_MESSENGER_ClosureIterateSessions *iterate = cls;
   struct GNUNET_MESSENGER_MemberSession *session = value;
 
-  return iterate->it (iterate->cls, get_member_session_public_key(session), 
session);
+  return iterate->it (iterate->cls, get_member_session_public_key (session),
+                      session);
 }
 
+
 int
 iterate_member_sessions (struct GNUNET_MESSENGER_Member *member,
                          GNUNET_MESSENGER_MemberIteratorCallback it,
@@ -410,5 +454,7 @@ iterate_member_sessions (struct GNUNET_MESSENGER_Member 
*member,
   iterate.it = it;
   iterate.cls = cls;
 
-  return GNUNET_CONTAINER_multihashmap_iterate(member->sessions, 
iterate_member_sessions_it, &iterate);
+  return GNUNET_CONTAINER_multihashmap_iterate (member->sessions,
+                                                iterate_member_sessions_it,
+                                                &iterate);
 }
diff --git a/src/messenger/gnunet-service-messenger_member.h 
b/src/messenger/gnunet-service-messenger_member.h
index 0c5870fd3..dc3643727 100644
--- a/src/messenger/gnunet-service-messenger_member.h
+++ b/src/messenger/gnunet-service-messenger_member.h
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2020--2021 GNUnet e.V.
+   Copyright (C) 2020--2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -175,6 +175,6 @@ remove_member_session (struct GNUNET_MESSENGER_Member 
*member,
 int
 iterate_member_sessions (struct GNUNET_MESSENGER_Member *member,
                          GNUNET_MESSENGER_MemberIteratorCallback it,
-                         void* cls);
+                         void *cls);
 
 #endif //GNUNET_SERVICE_MESSENGER_MEMBER_H
diff --git a/src/messenger/gnunet-service-messenger_member_session.c 
b/src/messenger/gnunet-service-messenger_member_session.c
index 2e26fd228..361fb9966 100644
--- a/src/messenger/gnunet-service-messenger_member_session.c
+++ b/src/messenger/gnunet-service-messenger_member_session.c
@@ -35,44 +35,46 @@ struct GNUNET_MESSENGER_MemberSession*
 create_member_session (struct GNUNET_MESSENGER_Member *member,
                        const struct GNUNET_IDENTITY_PublicKey *pubkey)
 {
-  if ((!member) || (!pubkey) || (!(member->store)))
+  if ((! member) || (! pubkey) || (! (member->store)))
     return NULL;
 
-  struct GNUNET_MESSENGER_MemberSession *session = GNUNET_new(struct 
GNUNET_MESSENGER_MemberSession);
+  struct GNUNET_MESSENGER_MemberSession *session = GNUNET_new (struct
+                                                               
GNUNET_MESSENGER_MemberSession);
   session->member = member;
 
-  GNUNET_memcpy(&(session->public_key), pubkey, sizeof(session->public_key));
+  GNUNET_memcpy (&(session->public_key), pubkey, sizeof(session->public_key));
 
   get_context_from_member (
-      get_member_session_key (session),
-      get_member_session_id (session),
-      &(session->context)
-  );
+    get_member_session_key (session),
+    get_member_session_id (session),
+    &(session->context)
+    );
 
-  struct GNUNET_MESSENGER_ContactStore *store = 
get_member_contact_store(session->member->store);
+  struct GNUNET_MESSENGER_ContactStore *store = get_member_contact_store (
+    session->member->store);
 
-  session->contact = get_store_contact(
-      store,
-      get_member_session_context (session),
-      get_member_session_public_key (session)
-  );
+  session->contact = get_store_contact (
+    store,
+    get_member_session_context (session),
+    get_member_session_public_key (session)
+    );
 
-  if (!(session->contact))
+  if (! (session->contact))
   {
-    GNUNET_free(session);
+    GNUNET_free (session);
     return NULL;
   }
 
   increase_contact_rc (session->contact);
 
-  session->history = GNUNET_CONTAINER_multihashmap_create(8, GNUNET_NO);
+  session->history = GNUNET_CONTAINER_multihashmap_create (8, GNUNET_NO);
 
-  init_list_messages(&(session->messages));
+  init_list_messages (&(session->messages));
 
   session->prev = NULL;
   session->next = NULL;
 
-  session->start = GNUNET_TIME_absolute_get();
+  session->start = GNUNET_TIME_absolute_get ();
 
   session->closed = GNUNET_NO;
   session->completed = GNUNET_NO;
@@ -80,32 +82,35 @@ create_member_session (struct GNUNET_MESSENGER_Member 
*member,
   return session;
 }
 
+
 static void
 check_member_session_completion (struct GNUNET_MESSENGER_MemberSession 
*session)
 {
   GNUNET_assert (session);
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Check session history (%s) for 
completion.\n",
-             GNUNET_sh2s(get_member_session_id(session)));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Check session history (%s) for completion.\n",
+              GNUNET_sh2s (get_member_session_id (session)));
 
-  if (!session->messages.tail)
+  if (! session->messages.tail)
   {
     session->completed = GNUNET_YES;
     goto completion;
   }
 
-  const struct GNUNET_HashCode* start = &(session->messages.head->hash);
-  const struct GNUNET_HashCode* end = &(session->messages.tail->hash);
+  const struct GNUNET_HashCode *start = &(session->messages.head->hash);
+  const struct GNUNET_HashCode *end = &(session->messages.tail->hash);
 
   struct GNUNET_MESSENGER_ListMessages level;
-  init_list_messages(&level);
+  init_list_messages (&level);
 
-  add_to_list_messages(&level, end);
+  add_to_list_messages (&level, end);
 
-  struct GNUNET_MESSENGER_MessageStore *store = 
get_srv_room_message_store(session->member->store->room);
+  struct GNUNET_MESSENGER_MessageStore *store = get_srv_room_message_store (
+    session->member->store->room);
 
   struct GNUNET_MESSENGER_ListMessages list;
-  init_list_messages(&list);
+  init_list_messages (&list);
 
   while (level.head)
   {
@@ -113,57 +118,61 @@ check_member_session_completion (struct 
GNUNET_MESSENGER_MemberSession *session)
 
     for (element = level.head; element; element = element->next)
     {
-      const struct GNUNET_MESSENGER_MessageLink *link = get_store_message_link(
-          store, &(element->hash), GNUNET_NO
-      );
+      const struct GNUNET_MESSENGER_MessageLink *link = get_store_message_link 
(
+        store, &(element->hash), GNUNET_NO
+        );
 
-      if (!link)
+      if (! link)
         continue;
 
-      add_to_list_messages(&list, &(link->first));
+      add_to_list_messages (&list, &(link->first));
 
       if (GNUNET_YES == link->multiple)
-        add_to_list_messages(&list, &(link->second));
+        add_to_list_messages (&list, &(link->second));
     }
 
-    clear_list_messages(&level);
+    clear_list_messages (&level);
 
     for (element = list.head; element; element = element->next)
-      if (GNUNET_YES == check_member_session_history(session, 
&(element->hash), GNUNET_YES))
+      if (GNUNET_YES == check_member_session_history (session, 
&(element->hash),
+                                                      GNUNET_YES))
         break;
 
     if (element)
-      if (0 != GNUNET_CRYPTO_hash_cmp(&(element->hash), start))
-        add_to_list_messages(&level, &(element->hash));
+      if (0 != GNUNET_CRYPTO_hash_cmp (&(element->hash), start))
+        add_to_list_messages (&level, &(element->hash));
       else
         session->completed = GNUNET_YES;
     else
-      copy_list_messages(&level, &list);
+      copy_list_messages (&level, &list);
 
-    clear_list_messages(&list);
+    clear_list_messages (&list);
   }
 
 completion:
-  if (GNUNET_YES == is_member_session_completed(session))
+  if (GNUNET_YES == is_member_session_completed (session))
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Completed session history (%s)\n",
-               GNUNET_sh2s(get_member_session_id(session)));
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Completed session history (%s)\n",
+                GNUNET_sh2s (get_member_session_id (session)));
 
     GNUNET_CONTAINER_multihashmap_clear (session->history);
 
-    struct GNUNET_MESSENGER_ContactStore *store = 
get_member_contact_store(session->member->store);
+    struct GNUNET_MESSENGER_ContactStore *store = get_member_contact_store (
+      session->member->store);
 
-    if ((session->contact) && (GNUNET_YES == decrease_contact_rc 
(session->contact)))
+    if ((session->contact) && (GNUNET_YES == decrease_contact_rc (
+                                 session->contact)))
       remove_store_contact (
-          store,
-          session->contact,
-          get_member_session_context(session)
-      );
+        store,
+        session->contact,
+        get_member_session_context (session)
+        );
 
     session->contact = NULL;
   }
 }
 
+
 static int
 iterate_copy_history (void *cls,
                       const struct GNUNET_HashCode *key,
@@ -171,73 +180,79 @@ iterate_copy_history (void *cls,
 {
   struct GNUNET_MESSENGER_MemberSession *next = cls;
 
-  GNUNET_CONTAINER_multihashmap_put(next->history, key, (value? next : NULL),
-                                    
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST);
+  GNUNET_CONTAINER_multihashmap_put (next->history, key, (value? next : NULL),
+                                     
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST);
 
   return GNUNET_YES;
 }
 
+
 struct GNUNET_MESSENGER_MemberSession*
 switch_member_session (struct GNUNET_MESSENGER_MemberSession *session,
                        const struct GNUNET_MESSENGER_Message *message,
                        const struct GNUNET_HashCode *hash)
 {
-  if ((!session) || (!message) || (!hash))
+  if ((! session) || (! message) || (! hash))
     return NULL;
 
-  GNUNET_assert((GNUNET_MESSENGER_KIND_ID == message->header.kind) ||
-                (GNUNET_MESSENGER_KIND_KEY == message->header.kind));
+  GNUNET_assert ((GNUNET_MESSENGER_KIND_ID == message->header.kind) ||
+                 (GNUNET_MESSENGER_KIND_KEY == message->header.kind));
 
-  struct GNUNET_MESSENGER_MemberSession *next = GNUNET_new(struct 
GNUNET_MESSENGER_MemberSession);
+  struct GNUNET_MESSENGER_MemberSession *next = GNUNET_new (struct
+                                                            
GNUNET_MESSENGER_MemberSession);
 
   if (GNUNET_MESSENGER_KIND_ID == message->header.kind)
-    next->member = add_store_member(session->member->store, 
&(message->body.id.id));
+    next->member = add_store_member (session->member->store,
+                                     &(message->body.id.id));
   else
     next->member = session->member;
 
   if (GNUNET_MESSENGER_KIND_KEY == message->header.kind)
-    GNUNET_memcpy(&(next->public_key), &(message->body.key.key), 
sizeof(next->public_key));
+    GNUNET_memcpy (&(next->public_key), &(message->body.key.key),
+                   sizeof(next->public_key));
   else
-    GNUNET_memcpy(&(next->public_key), get_member_session_public_key(session), 
sizeof(next->public_key));
+    GNUNET_memcpy (&(next->public_key), get_member_session_public_key 
(session),
+                   sizeof(next->public_key));
 
   get_context_from_member (
-      get_member_session_key (next),
-      get_member_session_id (next),
-      &(next->context)
-  );
-
-  update_store_contact(
-      get_member_contact_store(next->member->store),
-      get_member_session_contact(session),
-      get_member_session_context(session),
-      get_member_session_context(next),
-      get_member_session_public_key(next)
-  );
-
-  next->contact = get_member_session_contact(session);
-
-  if (!(next->contact))
+    get_member_session_key (next),
+    get_member_session_id (next),
+    &(next->context)
+    );
+
+  update_store_contact (
+    get_member_contact_store (next->member->store),
+    get_member_session_contact (session),
+    get_member_session_context (session),
+    get_member_session_context (next),
+    get_member_session_public_key (next)
+    );
+
+  next->contact = get_member_session_contact (session);
+
+  if (! (next->contact))
   {
-    GNUNET_free(next);
+    GNUNET_free (next);
     return NULL;
   }
 
   increase_contact_rc (next->contact);
 
-  next->history = GNUNET_CONTAINER_multihashmap_create(
-      GNUNET_CONTAINER_multihashmap_size(session->history), GNUNET_NO
-  );
+  next->history = GNUNET_CONTAINER_multihashmap_create (
+    GNUNET_CONTAINER_multihashmap_size (session->history), GNUNET_NO
+    );
 
-  GNUNET_CONTAINER_multihashmap_iterate(session->history, 
iterate_copy_history, next);
+  GNUNET_CONTAINER_multihashmap_iterate (session->history, 
iterate_copy_history,
+                                         next);
 
-  init_list_messages(&(next->messages));
-  copy_list_messages(&(next->messages), &(session->messages));
+  init_list_messages (&(next->messages));
+  copy_list_messages (&(next->messages), &(session->messages));
 
   session->next = next;
   next->prev = session;
   next->next = NULL;
 
-  next->start = GNUNET_TIME_absolute_get();
+  next->start = GNUNET_TIME_absolute_get ();
 
   session->closed = GNUNET_YES;
   next->closed = GNUNET_NO;
@@ -248,8 +263,9 @@ switch_member_session (struct 
GNUNET_MESSENGER_MemberSession *session,
   return next;
 }
 
+
 void
-destroy_member_session(struct GNUNET_MESSENGER_MemberSession* session)
+destroy_member_session (struct GNUNET_MESSENGER_MemberSession *session)
 {
   GNUNET_assert (session);
 
@@ -257,32 +273,35 @@ destroy_member_session(struct 
GNUNET_MESSENGER_MemberSession* session)
 
   clear_list_messages (&(session->messages));
 
-  struct GNUNET_MESSENGER_Contact *contact = get_member_session_contact 
(session);
+  struct GNUNET_MESSENGER_Contact *contact = get_member_session_contact (
+    session);
 
   if ((contact) && (GNUNET_YES == decrease_contact_rc (contact)))
     remove_store_contact (
-        get_member_contact_store(session->member->store),
-        contact,
-        get_member_session_context(session)
-    );
+      get_member_contact_store (session->member->store),
+      contact,
+      get_member_session_context (session)
+      );
 
-  GNUNET_free(session);
+  GNUNET_free (session);
 }
 
+
 int
-reset_member_session (struct GNUNET_MESSENGER_MemberSession* session,
+reset_member_session (struct GNUNET_MESSENGER_MemberSession *session,
                       const struct GNUNET_HashCode *hash)
 {
   GNUNET_assert ((session) && (hash));
 
-  struct GNUNET_MESSENGER_ContactStore *store = 
get_member_contact_store(session->member->store);
-  struct GNUNET_MESSENGER_Contact *contact = get_store_contact(
-      store,
-      get_member_session_context (session),
-      get_member_session_public_key (session)
-  );
+  struct GNUNET_MESSENGER_ContactStore *store = get_member_contact_store (
+    session->member->store);
+  struct GNUNET_MESSENGER_Contact *contact = get_store_contact (
+    store,
+    get_member_session_context (session),
+    get_member_session_public_key (session)
+    );
 
-  if (!contact)
+  if (! contact)
     return GNUNET_SYSERR;
 
   if (contact == session->contact)
@@ -292,8 +311,8 @@ reset_member_session (struct 
GNUNET_MESSENGER_MemberSession* session,
   increase_contact_rc (session->contact);
 
 clear_messages:
-  clear_list_messages(&(session->messages));
-  add_to_list_messages(&(session->messages), hash);
+  clear_list_messages (&(session->messages));
+  add_to_list_messages (&(session->messages), hash);
 
   session->next = NULL;
   session->closed = GNUNET_NO;
@@ -302,8 +321,9 @@ clear_messages:
   return GNUNET_OK;
 }
 
+
 void
-close_member_session (struct GNUNET_MESSENGER_MemberSession* session)
+close_member_session (struct GNUNET_MESSENGER_MemberSession *session)
 {
   GNUNET_assert (session);
 
@@ -311,132 +331,158 @@ close_member_session (struct 
GNUNET_MESSENGER_MemberSession* session)
   check_member_session_completion (session);
 }
 
+
 int
-is_member_session_closed (const struct GNUNET_MESSENGER_MemberSession* session)
+is_member_session_closed (const struct GNUNET_MESSENGER_MemberSession *session)
 {
-  GNUNET_assert(session);
+  GNUNET_assert (session);
 
   return session->closed;
 }
 
+
 int
-is_member_session_completed (const struct GNUNET_MESSENGER_MemberSession* 
session)
+is_member_session_completed (const struct
+                             GNUNET_MESSENGER_MemberSession *session)
 {
-  GNUNET_assert(session);
+  GNUNET_assert (session);
 
   return session->completed;
 }
 
+
 struct GNUNET_TIME_Absolute
-get_member_session_start (const struct GNUNET_MESSENGER_MemberSession* session)
+get_member_session_start (const struct GNUNET_MESSENGER_MemberSession *session)
 {
-  GNUNET_assert(session);
+  GNUNET_assert (session);
 
   if (session->prev)
-    return get_member_session_start(session->prev);
+    return get_member_session_start (session->prev);
 
   return session->start;
 }
 
+
 const struct GNUNET_HashCode*
-get_member_session_key (const struct GNUNET_MESSENGER_MemberSession* session)
+get_member_session_key (const struct GNUNET_MESSENGER_MemberSession *session)
 {
-  GNUNET_assert((session) && (session->member));
+  GNUNET_assert ((session) && (session->member));
 
-  return get_member_store_key(session->member->store);
+  return get_member_store_key (session->member->store);
 }
 
+
 const struct GNUNET_ShortHashCode*
-get_member_session_id (const struct GNUNET_MESSENGER_MemberSession* session)
+get_member_session_id (const struct GNUNET_MESSENGER_MemberSession *session)
 {
-  GNUNET_assert(session);
+  GNUNET_assert (session);
 
-  return get_member_id(session->member);
+  return get_member_id (session->member);
 }
 
+
 const struct GNUNET_IDENTITY_PublicKey*
-get_member_session_public_key (const struct GNUNET_MESSENGER_MemberSession* 
session)
+get_member_session_public_key (const struct
+                               GNUNET_MESSENGER_MemberSession *session)
 {
-  GNUNET_assert(session);
+  GNUNET_assert (session);
 
   return &(session->public_key);
 }
 
+
 const struct GNUNET_HashCode*
-get_member_session_context (const struct GNUNET_MESSENGER_MemberSession* 
session)
+get_member_session_context (const struct
+                            GNUNET_MESSENGER_MemberSession *session)
 {
-  GNUNET_assert(session);
+  GNUNET_assert (session);
 
   return &(session->context);
 }
 
+
 struct GNUNET_MESSENGER_Contact*
-get_member_session_contact (struct GNUNET_MESSENGER_MemberSession* session)
+get_member_session_contact (struct GNUNET_MESSENGER_MemberSession *session)
 {
   GNUNET_assert (session);
 
   return session->contact;
 }
 
-int verify_member_session_as_sender (const struct 
GNUNET_MESSENGER_MemberSession *session,
-                                     const struct GNUNET_MESSENGER_Message 
*message,
-                                     const struct GNUNET_HashCode *hash)
+
+int
+verify_member_session_as_sender (const struct
+                                 GNUNET_MESSENGER_MemberSession *session,
+                                 const struct GNUNET_MESSENGER_Message 
*message,
+                                 const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((session) && (message) && (hash));
+  GNUNET_assert ((session) && (message) && (hash));
 
   if (GNUNET_YES == is_member_session_completed (session))
     return GNUNET_SYSERR;
 
-  if (0 != GNUNET_memcmp (get_member_session_id (session), 
&(message->header.sender_id)))
+  if (0 != GNUNET_memcmp (get_member_session_id (session),
+                          &(message->header.sender_id)))
     return GNUNET_SYSERR;
 
   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Check message (%s) using key: %s\n",
               GNUNET_h2s (hash),
-              GNUNET_IDENTITY_public_key_to_string 
(get_member_session_public_key (session)));
+              GNUNET_IDENTITY_public_key_to_string (
+                get_member_session_public_key (session)));
 
-  return verify_message (message, hash, get_member_session_public_key 
(session));
+  return verify_message (message, hash, get_member_session_public_key (
+                           session));
 }
 
+
 int
-check_member_session_history (const struct GNUNET_MESSENGER_MemberSession 
*session,
+check_member_session_history (const struct
+                              GNUNET_MESSENGER_MemberSession *session,
                               const struct GNUNET_HashCode *hash, int 
ownership)
 {
-  GNUNET_assert((session) && (hash));
+  GNUNET_assert ((session) && (hash));
 
   if (GNUNET_YES == ownership)
-    return (NULL != GNUNET_CONTAINER_multihashmap_get(session->history, hash)? 
GNUNET_YES : GNUNET_NO);
+    return (NULL != GNUNET_CONTAINER_multihashmap_get (session->history, hash)?
+            GNUNET_YES : GNUNET_NO);
   else
-    return GNUNET_CONTAINER_multihashmap_contains(session->history, hash);
+    return GNUNET_CONTAINER_multihashmap_contains (session->history, hash);
 }
 
+
 static void
 update_member_chain_history (struct GNUNET_MESSENGER_MemberSession *session,
                              const struct GNUNET_HashCode *hash, int ownership)
 {
   GNUNET_assert ((session) && (hash));
 
-  if ((GNUNET_OK == GNUNET_CONTAINER_multihashmap_put(session->history, hash, 
(GNUNET_YES == ownership? session : NULL),
-                                                      
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST)) && (session->next))
+  if ((GNUNET_OK == GNUNET_CONTAINER_multihashmap_put (session->history, hash,
+                                                       (GNUNET_YES == 
ownership?
+                                                        session : NULL),
+                                                       
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
+      && (session->next))
     update_member_chain_history (session->next, hash, ownership);
 }
 
+
 void
 update_member_session_history (struct GNUNET_MESSENGER_MemberSession *session,
                                const struct GNUNET_MESSENGER_Message *message,
                                const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((session) && (message) && (hash));
+  GNUNET_assert ((session) && (message) && (hash));
 
-  if (GNUNET_YES == is_member_session_completed(session))
+  if (GNUNET_YES == is_member_session_completed (session))
     return;
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Updating sessions history (%s) += 
(%s)\n",
-             GNUNET_sh2s(get_member_session_id(session)), GNUNET_h2s(hash));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Updating sessions history (%s) += (%s)\n",
+              GNUNET_sh2s (get_member_session_id (session)), GNUNET_h2s 
(hash));
 
   if (GNUNET_OK == verify_member_session_as_sender (session, message, hash))
   {
     if (GNUNET_YES == is_message_session_bound (message))
-      add_to_list_messages(&(session->messages), hash);
+      add_to_list_messages (&(session->messages), hash);
 
     update_member_chain_history (session, hash, GNUNET_YES);
   }
@@ -444,28 +490,32 @@ update_member_session_history (struct 
GNUNET_MESSENGER_MemberSession *session,
     update_member_chain_history (session, hash, GNUNET_NO);
 
   if (GNUNET_YES == session->closed)
-    check_member_session_completion(session);
+    check_member_session_completion (session);
 }
 
+
 static void
 clear_member_chain_history (struct GNUNET_MESSENGER_MemberSession *session,
                             const struct GNUNET_HashCode *hash)
 {
   GNUNET_assert ((session) && (hash));
 
-  if ((0 < GNUNET_CONTAINER_multihashmap_remove_all(session->history, hash)) 
&& (session->next))
-    clear_member_session_history(session->next, hash);
+  if ((0 < GNUNET_CONTAINER_multihashmap_remove_all (session->history, hash)) 
&&
+      (session->next))
+    clear_member_session_history (session->next, hash);
 }
 
+
 void
 clear_member_session_history (struct GNUNET_MESSENGER_MemberSession *session,
                               const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((session) && (hash));
+  GNUNET_assert ((session) && (hash));
 
   clear_member_chain_history (session, hash);
 }
 
+
 struct GNUNET_MESSENGER_MemberSessionHistoryEntry
 {
   struct GNUNET_HashCode hash;
@@ -476,21 +526,22 @@ static void
 load_member_session_history (struct GNUNET_MESSENGER_MemberSession *session,
                              const char *path)
 {
-  GNUNET_assert((session) && (path));
+  GNUNET_assert ((session) && (path));
 
   if (GNUNET_YES != GNUNET_DISK_file_test (path))
     return;
 
-  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ 
| GNUNET_DISK_PERM_USER_WRITE);
+  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ
+                                                   | 
GNUNET_DISK_PERM_USER_WRITE);
 
-  struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open(
-      path, GNUNET_DISK_OPEN_READ, permission
-  );
+  struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open (
+    path, GNUNET_DISK_OPEN_READ, permission
+    );
 
-  if (!handle)
+  if (! handle)
     return;
 
-  GNUNET_DISK_file_seek(handle, 0, GNUNET_DISK_SEEK_SET);
+  GNUNET_DISK_file_seek (handle, 0, GNUNET_DISK_SEEK_SET);
 
   struct GNUNET_MESSENGER_MemberSessionHistoryEntry entry;
   ssize_t len;
@@ -498,23 +549,27 @@ load_member_session_history (struct 
GNUNET_MESSENGER_MemberSession *session,
   int status;
 
   do {
-    len = GNUNET_DISK_file_read(handle, &(entry.hash), sizeof(entry.hash));
+    len = GNUNET_DISK_file_read (handle, &(entry.hash), sizeof(entry.hash));
 
     if (len != sizeof(entry.hash))
       break;
 
-    len = GNUNET_DISK_file_read(handle, &(entry.ownership), 
sizeof(entry.ownership));
+    len = GNUNET_DISK_file_read (handle, &(entry.ownership),
+                                 sizeof(entry.ownership));
 
     if (len != sizeof(entry.ownership))
       break;
 
-    status = GNUNET_CONTAINER_multihashmap_put(session->history, 
&(entry.hash), (entry.ownership? session : NULL),
-                                               
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST);
+    status = GNUNET_CONTAINER_multihashmap_put (session->history, 
&(entry.hash),
+                                                (entry.ownership? session :
+                                                 NULL),
+                                                
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST);
   } while (status == GNUNET_OK);
 
-  GNUNET_DISK_file_close(handle);
+  GNUNET_DISK_file_close (handle);
 }
 
+
 void
 load_member_session (struct GNUNET_MESSENGER_Member *member,
                      const char *directory)
@@ -529,7 +584,8 @@ load_member_session (struct GNUNET_MESSENGER_Member *member,
   if (GNUNET_YES != GNUNET_DISK_file_test (config_file))
     goto free_config;
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Load session configuration of member: 
%s\n", config_file);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Load session configuration of member: %s\n", config_file);
 
   struct GNUNET_CONFIGURATION_Handle *cfg = GNUNET_CONFIGURATION_create ();
 
@@ -537,61 +593,71 @@ load_member_session (struct GNUNET_MESSENGER_Member 
*member,
   {
     char *key_data;
 
-    if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string(cfg, "session", 
"key", &key_data))
+    if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string (cfg, "session",
+                                                            "key", &key_data))
       goto destroy_config;
 
     struct GNUNET_IDENTITY_PublicKey key;
 
-    enum GNUNET_GenericReturnValue key_return = 
GNUNET_IDENTITY_public_key_from_string(key_data, &key);
+    enum GNUNET_GenericReturnValue key_return =
+      GNUNET_IDENTITY_public_key_from_string (key_data, &key);
 
-    GNUNET_free(key_data);
+    GNUNET_free (key_data);
 
     if (GNUNET_OK != key_return)
       goto destroy_config;
 
-    session = create_member_session(member, &key);
+    session = create_member_session (member, &key);
 
     unsigned long long numeric_value;
 
-    if (GNUNET_OK == GNUNET_CONFIGURATION_get_value_number(cfg, "session", 
"start", &numeric_value))
+    if (GNUNET_OK == GNUNET_CONFIGURATION_get_value_number (cfg, "session",
+                                                            "start",
+                                                            &numeric_value))
       session->start.abs_value_us = numeric_value;
 
-    if (GNUNET_OK == GNUNET_CONFIGURATION_get_value_number(cfg, "session", 
"closed", &numeric_value))
+    if (GNUNET_OK == GNUNET_CONFIGURATION_get_value_number (cfg, "session",
+                                                            "closed",
+                                                            &numeric_value))
       session->closed = (GNUNET_YES == numeric_value? GNUNET_YES : GNUNET_NO);
 
-    if (GNUNET_OK == GNUNET_CONFIGURATION_get_value_number(cfg, "session", 
"completed", &numeric_value))
-      session->completed = (GNUNET_YES == numeric_value? GNUNET_YES : 
GNUNET_NO);
+    if (GNUNET_OK == GNUNET_CONFIGURATION_get_value_number (cfg, "session",
+                                                            "completed",
+                                                            &numeric_value))
+      session->completed = (GNUNET_YES == numeric_value? GNUNET_YES :
+                            GNUNET_NO);
   }
 
 destroy_config:
   GNUNET_CONFIGURATION_destroy (cfg);
 
 free_config:
-  GNUNET_free(config_file);
+  GNUNET_free (config_file);
 
-  if (!session)
+  if (! session)
     return;
 
   char *history_file;
   GNUNET_asprintf (&history_file, "%s%s", directory, "history.map");
 
   load_member_session_history (session, history_file);
-  GNUNET_free(history_file);
+  GNUNET_free (history_file);
 
   char *messages_file;
   GNUNET_asprintf (&messages_file, "%s%s", directory, "messages.list");
 
-  load_list_messages(&(session->messages), messages_file);
-  GNUNET_free(messages_file);
+  load_list_messages (&(session->messages), messages_file);
+  GNUNET_free (messages_file);
 
-  add_member_session(member, session);
+  add_member_session (member, session);
 }
 
+
 static struct GNUNET_MESSENGER_MemberSession*
 get_cycle_safe_next_session (struct GNUNET_MESSENGER_MemberSession *session,
                              struct GNUNET_MESSENGER_MemberSession *next)
 {
-  if (!next)
+  if (! next)
     return NULL;
 
   struct GNUNET_MESSENGER_MemberSession *check = next;
@@ -606,6 +672,7 @@ get_cycle_safe_next_session (struct 
GNUNET_MESSENGER_MemberSession *session,
   return next;
 }
 
+
 void
 load_member_session_next (struct GNUNET_MESSENGER_MemberSession *session,
                           const char *directory)
@@ -618,7 +685,8 @@ load_member_session_next (struct 
GNUNET_MESSENGER_MemberSession *session,
   if (GNUNET_YES != GNUNET_DISK_file_test (config_file))
     goto free_config;
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Load next session configuration of 
member: %s\n", config_file);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Load next session configuration of member: %s\n", config_file);
 
   struct GNUNET_CONFIGURATION_Handle *cfg = GNUNET_CONFIGURATION_create ();
 
@@ -626,28 +694,33 @@ load_member_session_next (struct 
GNUNET_MESSENGER_MemberSession *session,
   {
     char *key_data;
 
-    if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string(cfg, "session", 
"next_key", &key_data))
+    if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string (cfg, "session",
+                                                            "next_key",
+                                                            &key_data))
       goto destroy_config;
 
     struct GNUNET_IDENTITY_PublicKey next_key;
 
-    enum GNUNET_GenericReturnValue key_return = 
GNUNET_IDENTITY_public_key_from_string(key_data, &next_key);
+    enum GNUNET_GenericReturnValue key_return =
+      GNUNET_IDENTITY_public_key_from_string (key_data, &next_key);
 
-    GNUNET_free(key_data);
+    GNUNET_free (key_data);
 
     if (GNUNET_OK != key_return)
       goto destroy_config;
 
     struct GNUNET_ShortHashCode next_id;
 
-    if (GNUNET_OK != GNUNET_CONFIGURATION_get_data (cfg, "session", "next_id", 
&next_id, sizeof(next_id)))
+    if (GNUNET_OK != GNUNET_CONFIGURATION_get_data (cfg, "session", "next_id",
+                                                    &next_id, sizeof(next_id)))
       goto destroy_config;
 
-    struct GNUNET_MESSENGER_Member *member = 
get_store_member(session->member->store, &next_id);
+    struct GNUNET_MESSENGER_Member *member = get_store_member (
+      session->member->store, &next_id);
 
-    session->next = get_cycle_safe_next_session(
-        session, member? get_member_session (member, &next_key) : NULL
-    );
+    session->next = get_cycle_safe_next_session (
+      session, member? get_member_session (member, &next_key) : NULL
+      );
 
     if (session->next)
       session->next->prev = session;
@@ -657,9 +730,10 @@ destroy_config:
   GNUNET_CONFIGURATION_destroy (cfg);
 
 free_config:
-  GNUNET_free(config_file);
+  GNUNET_free (config_file);
 }
 
+
 static int
 iterate_save_member_session_history_hentries (void *cls,
                                               const struct GNUNET_HashCode 
*key,
@@ -668,39 +742,42 @@ iterate_save_member_session_history_hentries (void *cls,
   struct GNUNET_DISK_FileHandle *handle = cls;
   unsigned char ownership = value? GNUNET_YES : GNUNET_NO;
 
-  GNUNET_DISK_file_write(handle, key, sizeof(*key));
-  GNUNET_DISK_file_write(handle, &ownership, sizeof(ownership));
+  GNUNET_DISK_file_write (handle, key, sizeof(*key));
+  GNUNET_DISK_file_write (handle, &ownership, sizeof(ownership));
 
   return GNUNET_YES;
 }
 
+
 static void
 save_member_session_history (struct GNUNET_MESSENGER_MemberSession *session,
                              const char *path)
 {
-  GNUNET_assert((session) && (path));
+  GNUNET_assert ((session) && (path));
 
-  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ 
| GNUNET_DISK_PERM_USER_WRITE);
+  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ
+                                                   | 
GNUNET_DISK_PERM_USER_WRITE);
 
-  struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open(
-      path, GNUNET_DISK_OPEN_CREATE | GNUNET_DISK_OPEN_WRITE, permission
-  );
+  struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open (
+    path, GNUNET_DISK_OPEN_CREATE | GNUNET_DISK_OPEN_WRITE, permission
+    );
 
-  if (!handle)
+  if (! handle)
     return;
 
-  GNUNET_DISK_file_seek(handle, 0, GNUNET_DISK_SEEK_SET);
+  GNUNET_DISK_file_seek (handle, 0, GNUNET_DISK_SEEK_SET);
 
-  GNUNET_CONTAINER_multihashmap_iterate(
-      session->history,
-      iterate_save_member_session_history_hentries,
-      handle
-  );
+  GNUNET_CONTAINER_multihashmap_iterate (
+    session->history,
+    iterate_save_member_session_history_hentries,
+    handle
+    );
 
-  GNUNET_DISK_file_sync(handle);
-  GNUNET_DISK_file_close(handle);
+  GNUNET_DISK_file_sync (handle);
+  GNUNET_DISK_file_close (handle);
 }
 
+
 void
 save_member_session (struct GNUNET_MESSENGER_MemberSession *session,
                      const char *directory)
@@ -710,61 +787,71 @@ save_member_session (struct 
GNUNET_MESSENGER_MemberSession *session,
   char *config_file;
   GNUNET_asprintf (&config_file, "%s%s", directory, "session.cfg");
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Save session configuration of member: 
%s\n", config_file);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Save session configuration of member: %s\n", config_file);
 
   struct GNUNET_CONFIGURATION_Handle *cfg = GNUNET_CONFIGURATION_create ();
 
-  char *key_data = 
GNUNET_IDENTITY_public_key_to_string(get_member_session_public_key(session));
+  char *key_data = GNUNET_IDENTITY_public_key_to_string (
+    get_member_session_public_key (session));
 
   if (key_data)
   {
     GNUNET_CONFIGURATION_set_value_string (cfg, "session", "key", key_data);
 
-    GNUNET_free(key_data);
+    GNUNET_free (key_data);
   }
 
   if (session->next)
   {
-    const struct GNUNET_ShortHashCode *next_id = 
get_member_session_id(session->next);
+    const struct GNUNET_ShortHashCode *next_id = get_member_session_id (
+      session->next);
 
-    char *next_id_data = GNUNET_STRINGS_data_to_string_alloc (next_id, 
sizeof(*next_id));
+    char *next_id_data = GNUNET_STRINGS_data_to_string_alloc (next_id,
+                                                              
sizeof(*next_id));
 
     if (next_id_data)
     {
-      GNUNET_CONFIGURATION_set_value_string (cfg, "session", "next_id", 
next_id_data);
+      GNUNET_CONFIGURATION_set_value_string (cfg, "session", "next_id",
+                                             next_id_data);
 
-      GNUNET_free(next_id_data);
+      GNUNET_free (next_id_data);
     }
 
-    key_data = 
GNUNET_IDENTITY_public_key_to_string(get_member_session_public_key(session->next));
+    key_data = GNUNET_IDENTITY_public_key_to_string (
+      get_member_session_public_key (session->next));
 
     if (key_data)
     {
-      GNUNET_CONFIGURATION_set_value_string (cfg, "session", "next_key", 
key_data);
+      GNUNET_CONFIGURATION_set_value_string (cfg, "session", "next_key",
+                                             key_data);
 
-      GNUNET_free(key_data);
+      GNUNET_free (key_data);
     }
   }
 
-  GNUNET_CONFIGURATION_set_value_number(cfg, "session", "start", 
session->start.abs_value_us);
+  GNUNET_CONFIGURATION_set_value_number (cfg, "session", "start",
+                                         session->start.abs_value_us);
 
-  GNUNET_CONFIGURATION_set_value_number (cfg, "session", "closed", 
session->closed);
-  GNUNET_CONFIGURATION_set_value_number (cfg, "session", "completed", 
session->completed);
+  GNUNET_CONFIGURATION_set_value_number (cfg, "session", "closed",
+                                         session->closed);
+  GNUNET_CONFIGURATION_set_value_number (cfg, "session", "completed",
+                                         session->completed);
 
   GNUNET_CONFIGURATION_write (cfg, config_file);
   GNUNET_CONFIGURATION_destroy (cfg);
 
-  GNUNET_free(config_file);
+  GNUNET_free (config_file);
 
   char *history_file;
   GNUNET_asprintf (&history_file, "%s%s", directory, "history.map");
 
   save_member_session_history (session, history_file);
-  GNUNET_free(history_file);
+  GNUNET_free (history_file);
 
   char *messages_file;
   GNUNET_asprintf (&messages_file, "%s%s", directory, "messages.list");
 
-  save_list_messages(&(session->messages), messages_file);
-  GNUNET_free(messages_file);
+  save_list_messages (&(session->messages), messages_file);
+  GNUNET_free (messages_file);
 }
diff --git a/src/messenger/gnunet-service-messenger_member_session.h 
b/src/messenger/gnunet-service-messenger_member_session.h
index 9b4065d05..8a4143058 100644
--- a/src/messenger/gnunet-service-messenger_member_session.h
+++ b/src/messenger/gnunet-service-messenger_member_session.h
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2021 GNUnet e.V.
+   Copyright (C) 2021, 2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -35,7 +35,8 @@
 
 #include "messenger_api_contact.h"
 
-struct GNUNET_MESSENGER_MemberSession {
+struct GNUNET_MESSENGER_MemberSession
+{
   struct GNUNET_MESSENGER_Member *member;
 
   struct GNUNET_IDENTITY_PublicKey public_key;
@@ -46,8 +47,8 @@ struct GNUNET_MESSENGER_MemberSession {
   struct GNUNET_CONTAINER_MultiHashMap *history;
   struct GNUNET_MESSENGER_ListMessages messages;
 
-  struct GNUNET_MESSENGER_MemberSession* prev;
-  struct GNUNET_MESSENGER_MemberSession* next;
+  struct GNUNET_MESSENGER_MemberSession *prev;
+  struct GNUNET_MESSENGER_MemberSession *next;
 
   struct GNUNET_TIME_Absolute start;
 
@@ -92,7 +93,7 @@ switch_member_session (struct GNUNET_MESSENGER_MemberSession 
*session,
  * @param[in,out] session Member session
  */
 void
-destroy_member_session(struct GNUNET_MESSENGER_MemberSession* session);
+destroy_member_session (struct GNUNET_MESSENGER_MemberSession *session);
 
 /**
  * Resets a given member <i>session</i> which re-opens a member
@@ -105,7 +106,7 @@ destroy_member_session(struct 
GNUNET_MESSENGER_MemberSession* session);
  * @return #GNUNET_OK on success, #GNUNET_SYSERR otherwise
  */
 int
-reset_member_session (struct GNUNET_MESSENGER_MemberSession* session,
+reset_member_session (struct GNUNET_MESSENGER_MemberSession *session,
                       const struct GNUNET_HashCode *hash);
 
 /**
@@ -118,7 +119,7 @@ reset_member_session (struct 
GNUNET_MESSENGER_MemberSession* session,
  * @param[in,out] session Member session
  */
 void
-close_member_session (struct GNUNET_MESSENGER_MemberSession* session);
+close_member_session (struct GNUNET_MESSENGER_MemberSession *session);
 
 /**
  * Returns if the given member <i>session</i> has been closed.
@@ -127,7 +128,7 @@ close_member_session (struct 
GNUNET_MESSENGER_MemberSession* session);
  * @return #GNUNET_YES or #GNUNET_NO
  */
 int
-is_member_session_closed (const struct GNUNET_MESSENGER_MemberSession* 
session);
+is_member_session_closed (const struct GNUNET_MESSENGER_MemberSession 
*session);
 
 /**
  * Returns if the given member <i>session</i> has been completed.
@@ -139,7 +140,8 @@ is_member_session_closed (const struct 
GNUNET_MESSENGER_MemberSession* session);
  * @return #GNUNET_YES or #GNUNET_NO
  */
 int
-is_member_session_completed (const struct GNUNET_MESSENGER_MemberSession* 
session);
+is_member_session_completed (const struct
+                             GNUNET_MESSENGER_MemberSession *session);
 
 /**
  * Returns the timestamp of the member <i>session</i>'s start.
@@ -148,7 +150,7 @@ is_member_session_completed (const struct 
GNUNET_MESSENGER_MemberSession* sessio
  * @return Absolute timestamp
  */
 struct GNUNET_TIME_Absolute
-get_member_session_start (const struct GNUNET_MESSENGER_MemberSession* 
session);
+get_member_session_start (const struct GNUNET_MESSENGER_MemberSession 
*session);
 
 /**
  * Returns the key of the room a given member <i>session</i> belongs to.
@@ -157,7 +159,7 @@ get_member_session_start (const struct 
GNUNET_MESSENGER_MemberSession* session);
  * @return Key of room
  */
 const struct GNUNET_HashCode*
-get_member_session_key (const struct GNUNET_MESSENGER_MemberSession* session);
+get_member_session_key (const struct GNUNET_MESSENGER_MemberSession *session);
 
 /**
  * Returns the member id of a given member <i>session</i>.
@@ -166,7 +168,7 @@ get_member_session_key (const struct 
GNUNET_MESSENGER_MemberSession* session);
  * @return Member id
  */
 const struct GNUNET_ShortHashCode*
-get_member_session_id (const struct GNUNET_MESSENGER_MemberSession* session);
+get_member_session_id (const struct GNUNET_MESSENGER_MemberSession *session);
 
 /**
  * Returns the public key from an EGO of a given member <i>session</i>.
@@ -175,7 +177,8 @@ get_member_session_id (const struct 
GNUNET_MESSENGER_MemberSession* session);
  * @return Public key of EGO
  */
 const struct GNUNET_IDENTITY_PublicKey*
-get_member_session_public_key (const struct GNUNET_MESSENGER_MemberSession* 
session);
+get_member_session_public_key (const struct
+                               GNUNET_MESSENGER_MemberSession *session);
 
 /**
  * Returns the member context of a given member <i>session</i>.
@@ -184,7 +187,8 @@ get_member_session_public_key (const struct 
GNUNET_MESSENGER_MemberSession* sess
  * @return Member context as hash
  */
 const struct GNUNET_HashCode*
-get_member_session_context (const struct GNUNET_MESSENGER_MemberSession* 
session);
+get_member_session_context (const struct
+                            GNUNET_MESSENGER_MemberSession *session);
 
 /**
  * Returns the contact which is connected to a given member <i>session</i>.
@@ -193,7 +197,7 @@ get_member_session_context (const struct 
GNUNET_MESSENGER_MemberSession* session
  * @return Contact
  */
 struct GNUNET_MESSENGER_Contact*
-get_member_session_contact (struct GNUNET_MESSENGER_MemberSession* session);
+get_member_session_contact (struct GNUNET_MESSENGER_MemberSession *session);
 
 /**
  * Verifies a given member <i>session</i> as sender of a selected 
<i>message</i> and
@@ -208,7 +212,8 @@ get_member_session_contact (struct 
GNUNET_MESSENGER_MemberSession* session);
  * @return #GNUNET_OK on success, otherwise #GNUNET_SYSERR
  */
 int
-verify_member_session_as_sender (const struct GNUNET_MESSENGER_MemberSession 
*session,
+verify_member_session_as_sender (const struct
+                                 GNUNET_MESSENGER_MemberSession *session,
                                  const struct GNUNET_MESSENGER_Message 
*message,
                                  const struct GNUNET_HashCode *hash);
 
@@ -223,7 +228,8 @@ verify_member_session_as_sender (const struct 
GNUNET_MESSENGER_MemberSession *se
  * @return #GNUNET_YES if found, otherwise #GNUNET_NO
  */
 int
-check_member_session_history (const struct GNUNET_MESSENGER_MemberSession 
*session,
+check_member_session_history (const struct
+                              GNUNET_MESSENGER_MemberSession *session,
                               const struct GNUNET_HashCode *hash,
                               int ownership);
 
diff --git a/src/messenger/gnunet-service-messenger_member_store.c 
b/src/messenger/gnunet-service-messenger_member_store.c
index 8b2bd7ac8..e7876b382 100644
--- a/src/messenger/gnunet-service-messenger_member_store.c
+++ b/src/messenger/gnunet-service-messenger_member_store.c
@@ -37,25 +37,28 @@ init_member_store (struct GNUNET_MESSENGER_MemberStore 
*store,
   GNUNET_assert ((store) && (room));
 
   store->room = room;
-  store->members = GNUNET_CONTAINER_multishortmap_create(8, GNUNET_NO);
+  store->members = GNUNET_CONTAINER_multishortmap_create (8, GNUNET_NO);
 }
 
+
 static int
 iterate_destroy_members (void *cls,
                          const struct GNUNET_ShortHashCode *key,
                          void *value)
 {
   struct GNUNET_MESSENGER_Member *member = value;
-  destroy_member(member);
+  destroy_member (member);
   return GNUNET_YES;
 }
 
+
 void
 clear_member_store (struct GNUNET_MESSENGER_MemberStore *store)
 {
   GNUNET_assert ((store) && (store->members));
 
-  GNUNET_CONTAINER_multishortmap_iterate (store->members, 
iterate_destroy_members, NULL);
+  GNUNET_CONTAINER_multishortmap_iterate (store->members,
+                                          iterate_destroy_members, NULL);
   GNUNET_CONTAINER_multishortmap_destroy (store->members);
 }
 
@@ -67,17 +70,20 @@ get_member_contact_store (struct 
GNUNET_MESSENGER_MemberStore *store)
 
   struct GNUNET_MESSENGER_SrvRoom *room = store->room;
 
-  return get_service_contact_store(room->service);
+  return get_service_contact_store (room->service);
 }
 
+
 const struct GNUNET_HashCode*
 get_member_store_key (const struct GNUNET_MESSENGER_MemberStore *store)
 {
   GNUNET_assert (store);
 
-  return get_srv_room_key((const struct GNUNET_MESSENGER_SrvRoom*) 
store->room);
+  return get_srv_room_key ((const struct
+                            GNUNET_MESSENGER_SrvRoom*) store->room);
 }
 
+
 static int
 callback_scan_for_members (void *cls,
                            const char *filename)
@@ -90,14 +96,15 @@ callback_scan_for_members (void *cls,
 
     GNUNET_asprintf (&directory, "%s%c", filename, DIR_SEPARATOR);
 
-    load_member(store, directory);
+    load_member (store, directory);
 
-    GNUNET_free(directory);
+    GNUNET_free (directory);
   }
 
   return GNUNET_OK;
 }
 
+
 static int
 iterate_load_next_member_sessions (void *cls,
                                    const struct GNUNET_ShortHashCode *id,
@@ -107,19 +114,21 @@ iterate_load_next_member_sessions (void *cls,
 
   struct GNUNET_MESSENGER_Member *member = value;
 
-  if (!member)
+  if (! member)
     return GNUNET_YES;
 
   char *member_dir;
-  GNUNET_asprintf (&member_dir, "%s%s%c", sync_dir, GNUNET_sh2s(id), 
DIR_SEPARATOR);
+  GNUNET_asprintf (&member_dir, "%s%s%c", sync_dir, GNUNET_sh2s (id),
+                   DIR_SEPARATOR);
 
   if (GNUNET_YES == GNUNET_DISK_directory_test (member_dir, GNUNET_YES))
     load_member_next_sessions (member, member_dir);
 
-  GNUNET_free(member_dir);
+  GNUNET_free (member_dir);
   return GNUNET_YES;
 }
 
+
 static int
 iterate_sync_member_contacts (void *cls,
                               const struct GNUNET_ShortHashCode *id,
@@ -127,13 +136,14 @@ iterate_sync_member_contacts (void *cls,
 {
   struct GNUNET_MESSENGER_Member *member = value;
 
-  if (!member)
+  if (! member)
     return GNUNET_YES;
 
   sync_member_contacts (member);
   return GNUNET_YES;
 }
 
+
 void
 load_member_store (struct GNUNET_MESSENGER_MemberStore *store,
                    const char *directory)
@@ -146,12 +156,16 @@ load_member_store (struct GNUNET_MESSENGER_MemberStore 
*store,
   if (GNUNET_OK == GNUNET_DISK_directory_test (scan_dir, GNUNET_YES))
     GNUNET_DISK_directory_scan (scan_dir, callback_scan_for_members, store);
 
-  GNUNET_CONTAINER_multishortmap_iterate(store->members, 
iterate_load_next_member_sessions, scan_dir);
-  GNUNET_CONTAINER_multishortmap_iterate(store->members, 
iterate_sync_member_contacts, NULL);
+  GNUNET_CONTAINER_multishortmap_iterate (store->members,
+                                          iterate_load_next_member_sessions,
+                                          scan_dir);
+  GNUNET_CONTAINER_multishortmap_iterate (store->members,
+                                          iterate_sync_member_contacts, NULL);
 
-  GNUNET_free(scan_dir);
+  GNUNET_free (scan_dir);
 }
 
+
 static int
 iterate_save_members (void *cls,
                       const struct GNUNET_ShortHashCode *id,
@@ -161,36 +175,40 @@ iterate_save_members (void *cls,
 
   struct GNUNET_MESSENGER_Member *member = value;
 
-  if (!member)
+  if (! member)
     return GNUNET_YES;
 
   char *member_dir;
-  GNUNET_asprintf (&member_dir, "%s%s%c", save_dir, GNUNET_sh2s(id), 
DIR_SEPARATOR);
+  GNUNET_asprintf (&member_dir, "%s%s%c", save_dir, GNUNET_sh2s (id),
+                   DIR_SEPARATOR);
 
   if ((GNUNET_YES == GNUNET_DISK_directory_test (member_dir, GNUNET_NO)) ||
       (GNUNET_OK == GNUNET_DISK_directory_create (member_dir)))
-    save_member(member, member_dir);
+    save_member (member, member_dir);
 
-  GNUNET_free(member_dir);
+  GNUNET_free (member_dir);
   return GNUNET_YES;
 }
 
+
 void
 save_member_store (struct GNUNET_MESSENGER_MemberStore *store,
                    const char *directory)
 {
   GNUNET_assert ((store) && (directory));
 
-  char* save_dir;
+  char *save_dir;
   GNUNET_asprintf (&save_dir, "%s%s%c", directory, "members", DIR_SEPARATOR);
 
   if ((GNUNET_YES == GNUNET_DISK_directory_test (save_dir, GNUNET_NO)) ||
       (GNUNET_OK == GNUNET_DISK_directory_create (save_dir)))
-    GNUNET_CONTAINER_multishortmap_iterate(store->members, 
iterate_save_members, save_dir);
+    GNUNET_CONTAINER_multishortmap_iterate (store->members,
+                                            iterate_save_members, save_dir);
 
-  GNUNET_free(save_dir);
+  GNUNET_free (save_dir);
 }
 
+
 struct GNUNET_MESSENGER_Member*
 get_store_member (const struct GNUNET_MESSENGER_MemberStore *store,
                   const struct GNUNET_ShortHashCode *id)
@@ -200,48 +218,55 @@ get_store_member (const struct 
GNUNET_MESSENGER_MemberStore *store,
   return GNUNET_CONTAINER_multishortmap_get (store->members, id);
 }
 
+
 struct GNUNET_MESSENGER_Member*
 get_store_member_of (struct GNUNET_MESSENGER_MemberStore *store,
                      const struct GNUNET_MESSENGER_Message *message)
 {
-  GNUNET_assert((store) && (message));
+  GNUNET_assert ((store) && (message));
 
-  if (GNUNET_YES == is_peer_message(message))
+  if (GNUNET_YES == is_peer_message (message))
     return NULL;
 
   if (GNUNET_MESSENGER_KIND_JOIN == message->header.kind)
-    return add_store_member(store, &(message->header.sender_id));
+    return add_store_member (store, &(message->header.sender_id));
   else
-    return get_store_member(store, &(message->header.sender_id));
+    return get_store_member (store, &(message->header.sender_id));
 }
 
+
 struct GNUNET_MESSENGER_Member*
 add_store_member (struct GNUNET_MESSENGER_MemberStore *store,
                   const struct GNUNET_ShortHashCode *id)
 {
   GNUNET_assert ((store) && (store->members));
 
-  struct GNUNET_MESSENGER_Member *member = id? get_store_member(store, id) : 
NULL;
+  struct GNUNET_MESSENGER_Member *member = id? get_store_member (store, id) :
+                                           NULL;
 
   if (member)
     return member;
 
-  member = create_member(store, id);
+  member = create_member (store, id);
 
-  if (!member)
+  if (! member)
     return NULL;
 
-  if (GNUNET_OK != GNUNET_CONTAINER_multishortmap_put (store->members, 
get_member_id(member), member,
+  if (GNUNET_OK != GNUNET_CONTAINER_multishortmap_put (store->members,
+                                                       get_member_id (member),
+                                                       member,
                                                        
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
   {
-    destroy_member(member);
+    destroy_member (member);
     return NULL;
   }
 
   return member;
 }
 
-struct GNUNET_MESSENGER_ClosureIterateMembers {
+
+struct GNUNET_MESSENGER_ClosureIterateMembers
+{
   GNUNET_MESSENGER_MemberIteratorCallback it;
   void *cls;
 };
@@ -254,13 +279,14 @@ iterate_store_members_it (void *cls,
   struct GNUNET_MESSENGER_ClosureIterateMembers *iterate = cls;
   struct GNUNET_MESSENGER_Member *member = value;
 
-  return iterate_member_sessions(member, iterate->it, iterate->cls);
+  return iterate_member_sessions (member, iterate->it, iterate->cls);
 }
 
+
 int
 iterate_store_members (struct GNUNET_MESSENGER_MemberStore *store,
                        GNUNET_MESSENGER_MemberIteratorCallback it,
-                       void* cls)
+                       void *cls)
 {
   GNUNET_assert ((store) && (store->members) && (it));
 
@@ -269,5 +295,7 @@ iterate_store_members (struct GNUNET_MESSENGER_MemberStore 
*store,
   iterate.it = it;
   iterate.cls = cls;
 
-  return GNUNET_CONTAINER_multishortmap_iterate(store->members, 
iterate_store_members_it, &iterate);
+  return GNUNET_CONTAINER_multishortmap_iterate (store->members,
+                                                 iterate_store_members_it,
+                                                 &iterate);
 }
diff --git a/src/messenger/gnunet-service-messenger_member_store.h 
b/src/messenger/gnunet-service-messenger_member_store.h
index 3dc39114b..54c5e4588 100644
--- a/src/messenger/gnunet-service-messenger_member_store.h
+++ b/src/messenger/gnunet-service-messenger_member_store.h
@@ -44,9 +44,9 @@ struct GNUNET_MESSENGER_MemberStore
 };
 
 typedef int (*GNUNET_MESSENGER_MemberIteratorCallback) (
-    void *cls,
-    const struct GNUNET_IDENTITY_PublicKey *public_key,
-    struct GNUNET_MESSENGER_MemberSession *session);
+  void *cls,
+  const struct GNUNET_IDENTITY_PublicKey *public_key,
+  struct GNUNET_MESSENGER_MemberSession *session);
 
 /**
  * Initializes a member <i>store</i> as fully empty connected to a <i>room</i>.
@@ -154,6 +154,6 @@ add_store_member (struct GNUNET_MESSENGER_MemberStore 
*store,
 int
 iterate_store_members (struct GNUNET_MESSENGER_MemberStore *store,
                        GNUNET_MESSENGER_MemberIteratorCallback it,
-                       void* cls);
+                       void *cls);
 
 #endif //GNUNET_SERVICE_MESSENGER_MEMBER_STORE_H
diff --git a/src/messenger/gnunet-service-messenger_message_handle.c 
b/src/messenger/gnunet-service-messenger_message_handle.c
index 57b758fa4..77466b599 100644
--- a/src/messenger/gnunet-service-messenger_message_handle.c
+++ b/src/messenger/gnunet-service-messenger_message_handle.c
@@ -31,58 +31,67 @@ handle_member_session_switch (struct 
GNUNET_MESSENGER_MemberSession *session,
                               const struct GNUNET_MESSENGER_Message *message,
                               const struct GNUNET_HashCode *hash)
 {
-  struct GNUNET_MESSENGER_MemberSession *next = switch_member_session(session, 
message, hash);
+  struct GNUNET_MESSENGER_MemberSession *next = switch_member_session (session,
+                                                                       message,
+                                                                       hash);
 
   if (next != session)
-    add_member_session(next->member, next);
+    add_member_session (next->member, next);
 }
 
+
 void
 handle_message_join (struct GNUNET_MESSENGER_SrvRoom *room,
                      struct GNUNET_MESSENGER_SenderSession *session,
                      const struct GNUNET_MESSENGER_Message *message,
                      const struct GNUNET_HashCode *hash)
 {
-  GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Member (%s) joins room (%s).\n",
-             GNUNET_sh2s (&(message->header.sender_id)), 
GNUNET_h2s(get_srv_room_key(room)));
+  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Member (%s) joins room (%s).\n",
+              GNUNET_sh2s (&(message->header.sender_id)), GNUNET_h2s (
+                get_srv_room_key (room)));
 
-  if (GNUNET_OK != reset_member_session(session->member, hash))
-    GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Resetting member session failed!\n");
+  if (GNUNET_OK != reset_member_session (session->member, hash))
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Resetting member session failed!\n");
 
   solve_srv_room_member_collisions (
-      room,
-      &(message->body.join.key),
-      &(message->header.sender_id),
-      GNUNET_TIME_absolute_ntoh(message->header.timestamp)
-  );
+    room,
+    &(message->body.join.key),
+    &(message->header.sender_id),
+    GNUNET_TIME_absolute_ntoh (message->header.timestamp)
+    );
 }
 
+
 void
 handle_message_leave (struct GNUNET_MESSENGER_SrvRoom *room,
                       struct GNUNET_MESSENGER_SenderSession *session,
                       const struct GNUNET_MESSENGER_Message *message,
                       const struct GNUNET_HashCode *hash)
 {
-  GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Member (%s) leaves room (%s).\n",
-             GNUNET_sh2s (&(message->header.sender_id)), 
GNUNET_h2s(get_srv_room_key(room)));
+  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Member (%s) leaves room (%s).\n",
+              GNUNET_sh2s (&(message->header.sender_id)), GNUNET_h2s (
+                get_srv_room_key (room)));
 
-  close_member_session(session->member);
+  close_member_session (session->member);
 }
 
+
 void
 handle_message_name (struct GNUNET_MESSENGER_SrvRoom *room,
                      struct GNUNET_MESSENGER_SenderSession *session,
                      const struct GNUNET_MESSENGER_Message *message,
                      const struct GNUNET_HashCode *hash)
 {
-  struct GNUNET_MESSENGER_Contact *contact = 
get_member_session_contact(session->member);
+  struct GNUNET_MESSENGER_Contact *contact = get_member_session_contact (
+    session->member);
 
-  if (!contact)
+  if (! contact)
     return;
 
   set_contact_name (contact, message->body.name.name);
 }
 
+
 void
 handle_message_key (struct GNUNET_MESSENGER_SrvRoom *room,
                     struct GNUNET_MESSENGER_SenderSession *session,
@@ -92,6 +101,7 @@ handle_message_key (struct GNUNET_MESSENGER_SrvRoom *room,
   handle_member_session_switch (session->member, message, hash);
 }
 
+
 void
 handle_message_peer (struct GNUNET_MESSENGER_SrvRoom *room,
                      struct GNUNET_MESSENGER_SenderSession *session,
@@ -100,16 +110,18 @@ handle_message_peer (struct GNUNET_MESSENGER_SrvRoom 
*room,
 {
   struct GNUNET_MESSENGER_PeerStore *store = get_srv_room_peer_store (room);
 
-  if (0 == GNUNET_memcmp(session->peer, &(message->body.peer.peer)))
-    update_store_peer(store, &(message->body.peer.peer));
+  if (0 == GNUNET_memcmp (session->peer, &(message->body.peer.peer)))
+    update_store_peer (store, &(message->body.peer.peer));
 
-  if (GNUNET_NO == contains_list_tunnels (&(room->basement), 
&(message->body.peer.peer)))
+  if (GNUNET_NO == contains_list_tunnels (&(room->basement),
+                                          &(message->body.peer.peer)))
     add_to_list_tunnels (&(room->basement), &(message->body.peer.peer), hash);
 
   if (room->peer_message)
     rebuild_srv_room_basement_structure (room);
 }
 
+
 void
 handle_message_id (struct GNUNET_MESSENGER_SrvRoom *room,
                    struct GNUNET_MESSENGER_SenderSession *session,
@@ -119,13 +131,14 @@ handle_message_id (struct GNUNET_MESSENGER_SrvRoom *room,
   handle_member_session_switch (session->member, message, hash);
 
   solve_srv_room_member_collisions (
-      room,
-      get_member_session_public_key(session->member),
-      &(message->body.id.id),
-      GNUNET_TIME_absolute_ntoh(message->header.timestamp)
-  );
+    room,
+    get_member_session_public_key (session->member),
+    &(message->body.id.id),
+    GNUNET_TIME_absolute_ntoh (message->header.timestamp)
+    );
 }
 
+
 void
 handle_message_miss (struct GNUNET_MESSENGER_SrvRoom *room,
                      struct GNUNET_MESSENGER_SenderSession *session,
@@ -134,12 +147,13 @@ handle_message_miss (struct GNUNET_MESSENGER_SrvRoom 
*room,
 {
   struct GNUNET_MESSENGER_PeerStore *store = get_srv_room_peer_store (room);
 
-  if (0 == GNUNET_memcmp(session->peer, &(message->body.miss.peer)))
-    remove_store_peer(store, &(message->body.miss.peer));
+  if (0 == GNUNET_memcmp (session->peer, &(message->body.miss.peer)))
+    remove_store_peer (store, &(message->body.miss.peer));
 
-  struct GNUNET_MESSENGER_ListTunnel *element = find_list_tunnels 
(&(room->basement), &(message->body.miss.peer), NULL);
+  struct GNUNET_MESSENGER_ListTunnel *element = find_list_tunnels (
+    &(room->basement), &(message->body.miss.peer), NULL);
 
-  if (!element)
+  if (! element)
     return;
 
   remove_from_list_tunnels (&(room->basement), element);
@@ -148,17 +162,22 @@ handle_message_miss (struct GNUNET_MESSENGER_SrvRoom 
*room,
     rebuild_srv_room_basement_structure (room);
 }
 
+
 void
 handle_message_delete (struct GNUNET_MESSENGER_SrvRoom *room,
                        struct GNUNET_MESSENGER_SenderSession *session,
                        const struct GNUNET_MESSENGER_Message *message,
                        const struct GNUNET_HashCode *hash)
 {
-  struct GNUNET_TIME_Relative delay = GNUNET_TIME_relative_ntoh 
(message->body.deletion.delay);
-  struct GNUNET_TIME_Absolute action = GNUNET_TIME_absolute_ntoh 
(message->header.timestamp);
+  struct GNUNET_TIME_Relative delay = GNUNET_TIME_relative_ntoh (
+    message->body.deletion.delay);
+  struct GNUNET_TIME_Absolute action = GNUNET_TIME_absolute_ntoh (
+    message->header.timestamp);
 
   action = GNUNET_TIME_absolute_add (action, delay);
-  delay = GNUNET_TIME_absolute_get_difference (GNUNET_TIME_absolute_get (), 
action);
+  delay = GNUNET_TIME_absolute_get_difference (GNUNET_TIME_absolute_get (),
+                                               action);
 
-  delete_srv_room_message (room, session->member, 
&(message->body.deletion.hash), delay);
+  delete_srv_room_message (room, session->member,
+                           &(message->body.deletion.hash), delay);
 }
diff --git a/src/messenger/gnunet-service-messenger_message_kind.c 
b/src/messenger/gnunet-service-messenger_message_kind.c
index 688dd2fd9..0cc3afeaf 100644
--- a/src/messenger/gnunet-service-messenger_message_kind.c
+++ b/src/messenger/gnunet-service-messenger_message_kind.c
@@ -31,12 +31,13 @@
 struct GNUNET_MESSENGER_Message*
 create_message_info (struct GNUNET_MESSENGER_Service *service)
 {
-  if (!service)
+  if (! service)
     return NULL;
 
-  struct GNUNET_MESSENGER_Message *message = create_message 
(GNUNET_MESSENGER_KIND_INFO);
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_INFO);
 
-  if (!message)
+  if (! message)
     return NULL;
 
   message->body.info.messenger_version = GNUNET_MESSENGER_VERSION;
@@ -44,18 +45,21 @@ create_message_info (struct GNUNET_MESSENGER_Service 
*service)
   return message;
 }
 
+
 struct GNUNET_MESSENGER_Message*
 create_message_peer (struct GNUNET_MESSENGER_Service *service)
 {
-  if (!service)
+  if (! service)
     return NULL;
 
-  struct GNUNET_MESSENGER_Message *message = create_message 
(GNUNET_MESSENGER_KIND_PEER);
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_PEER);
 
-  if (!message)
+  if (! message)
     return NULL;
 
-  if (GNUNET_OK == get_service_peer_identity (service, 
&(message->body.peer.peer)))
+  if (GNUNET_OK == get_service_peer_identity (service,
+                                              &(message->body.peer.peer)))
     return message;
   else
   {
@@ -64,36 +68,42 @@ create_message_peer (struct GNUNET_MESSENGER_Service 
*service)
   }
 }
 
+
 struct GNUNET_MESSENGER_Message*
 create_message_miss (const struct GNUNET_PeerIdentity *peer)
 {
-  if (!peer)
+  if (! peer)
     return NULL;
 
-  struct GNUNET_MESSENGER_Message *message = create_message 
(GNUNET_MESSENGER_KIND_MISS);
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_MISS);
 
-  if (!message)
+  if (! message)
   {
     return NULL;
   }
 
-  GNUNET_memcpy(&(message->body.miss.peer), peer, sizeof(struct 
GNUNET_PeerIdentity));
+  GNUNET_memcpy (&(message->body.miss.peer), peer, sizeof(struct
+                                                          
GNUNET_PeerIdentity));
 
   return message;
 }
 
+
 struct GNUNET_MESSENGER_Message*
 create_message_merge (const struct GNUNET_HashCode *previous)
 {
-  if (!previous)
+  if (! previous)
     return NULL;
 
-  struct GNUNET_MESSENGER_Message *message = create_message 
(GNUNET_MESSENGER_KIND_MERGE);
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_MERGE);
 
-  if (!message)
+  if (! message)
     return NULL;
 
-  GNUNET_memcpy(&(message->body.merge.previous), previous, sizeof(struct 
GNUNET_HashCode));
+  GNUNET_memcpy (&(message->body.merge.previous), previous, sizeof(struct
+                                                                   
GNUNET_HashCode));
 
   return message;
 }
diff --git a/src/messenger/gnunet-service-messenger_message_recv.c 
b/src/messenger/gnunet-service-messenger_message_recv.c
index 3b545cfa4..e445c4e79 100644
--- a/src/messenger/gnunet-service-messenger_message_recv.c
+++ b/src/messenger/gnunet-service-messenger_message_recv.c
@@ -38,25 +38,31 @@ forward_about_members (struct GNUNET_MESSENGER_SrvRoom 
*room,
   if (session->prev)
     forward_about_members (room, tunnel, session->prev, map);
 
-  struct GNUNET_MESSENGER_MessageStore *message_store = 
get_srv_room_message_store(room);
+  struct GNUNET_MESSENGER_MessageStore *message_store =
+    get_srv_room_message_store (room);
   struct GNUNET_MESSENGER_ListMessage *element;
 
   for (element = session->messages.head; element; element = element->next)
   {
-    if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains(map, 
&(element->hash)))
+    if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains (map,
+                                                              
&(element->hash)))
       continue;
 
-    if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put(map, &(element->hash), 
NULL,
-                                                       
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
-      GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Forwarding of session message 
could be duplicated!\n");
+    if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (map, &(element->hash),
+                                                        NULL,
+                                                        
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                  "Forwarding of session message could be duplicated!\n");
 
-    const struct GNUNET_MESSENGER_Message *message = 
get_store_message(message_store, &(element->hash));
+    const struct GNUNET_MESSENGER_Message *message = get_store_message (
+      message_store, &(element->hash));
 
     if (message)
-      forward_tunnel_message(tunnel, message, &(element->hash));
+      forward_tunnel_message (tunnel, message, &(element->hash));
   }
 }
 
+
 static int
 iterate_forward_members (void *cls,
                          const struct GNUNET_IDENTITY_PublicKey *public_key,
@@ -64,68 +70,77 @@ iterate_forward_members (void *cls,
 {
   struct GNUNET_MESSENGER_SrvTunnel *tunnel = cls;
 
-  if (GNUNET_YES == is_member_session_completed(session))
+  if (GNUNET_YES == is_member_session_completed (session))
     return GNUNET_YES;
 
-  struct GNUNET_CONTAINER_MultiHashMap *map = 
GNUNET_CONTAINER_multihashmap_create(4, GNUNET_NO);
+  struct GNUNET_CONTAINER_MultiHashMap *map =
+    GNUNET_CONTAINER_multihashmap_create (4, GNUNET_NO);
 
   forward_about_members (tunnel->room, tunnel, session, map);
 
-  GNUNET_CONTAINER_multihashmap_destroy(map);
+  GNUNET_CONTAINER_multihashmap_destroy (map);
   return GNUNET_YES;
 }
 
+
 int
 recv_message_info (struct GNUNET_MESSENGER_SrvRoom *room,
                    struct GNUNET_MESSENGER_SrvTunnel *tunnel,
                    const struct GNUNET_MESSENGER_Message *message,
                    const struct GNUNET_HashCode *hash)
 {
-  const uint32_t version = get_tunnel_messenger_version(tunnel);
+  const uint32_t version = get_tunnel_messenger_version (tunnel);
 
-  if (GNUNET_OK != update_tunnel_messenger_version(tunnel, 
message->body.info.messenger_version))
+  if (GNUNET_OK != update_tunnel_messenger_version (tunnel,
+                                                    message->body.info.
+                                                    messenger_version))
   {
-    disconnect_tunnel(tunnel);
+    disconnect_tunnel (tunnel);
     return GNUNET_NO;
   }
 
-  if (version == get_tunnel_messenger_version(tunnel))
+  if (version == get_tunnel_messenger_version (tunnel))
     return GNUNET_NO;
 
   if (room->host)
-    send_tunnel_message (tunnel, room->host, create_message_info 
(room->service));
+    send_tunnel_message (tunnel, room->host, create_message_info (
+                           room->service));
 
   struct GNUNET_PeerIdentity peer;
-  get_tunnel_peer_identity(tunnel, &peer);
+  get_tunnel_peer_identity (tunnel, &peer);
 
-  if (GNUNET_YES != contains_list_tunnels(&(room->basement), &peer))
+  if (GNUNET_YES != contains_list_tunnels (&(room->basement), &peer))
   {
-    struct GNUNET_MESSENGER_MessageStore *message_store = 
get_srv_room_message_store(room);
+    struct GNUNET_MESSENGER_MessageStore *message_store =
+      get_srv_room_message_store (room);
 
     struct GNUNET_MESSENGER_ListTunnel *element;
     for (element = room->basement.head; element; element = element->next)
     {
-      if (!element->hash)
+      if (! element->hash)
         continue;
 
-      const struct GNUNET_MESSENGER_Message *message = 
get_store_message(message_store, element->hash);
+      const struct GNUNET_MESSENGER_Message *message = get_store_message (
+        message_store, element->hash);
 
       if (message)
-        forward_tunnel_message(tunnel, message, element->hash);
+        forward_tunnel_message (tunnel, message, element->hash);
     }
   }
 
-  if (GNUNET_YES != contains_list_tunnels(&(room->basement), &peer))
+  if (GNUNET_YES != contains_list_tunnels (&(room->basement), &peer))
   {
-    struct GNUNET_MESSENGER_MemberStore *member_store = 
get_srv_room_member_store(room);
+    struct GNUNET_MESSENGER_MemberStore *member_store =
+      get_srv_room_member_store (room);
 
-    iterate_store_members(member_store, iterate_forward_members, tunnel);
+    iterate_store_members (member_store, iterate_forward_members, tunnel);
   }
 
-  check_srv_room_peer_status(room, tunnel);
+  check_srv_room_peer_status (room, tunnel);
   return GNUNET_NO;
 }
 
+
 int
 recv_message_peer (struct GNUNET_MESSENGER_SrvRoom *room,
                    struct GNUNET_MESSENGER_SrvTunnel *tunnel,
@@ -135,18 +150,19 @@ recv_message_peer (struct GNUNET_MESSENGER_SrvRoom *room,
   struct GNUNET_PeerIdentity peer;
   GNUNET_PEER_resolve (tunnel->peer, &peer);
 
-  if (0 == GNUNET_memcmp(&peer, &(message->body.peer.peer)))
+  if (0 == GNUNET_memcmp (&peer, &(message->body.peer.peer)))
   {
-    if (!tunnel->peer_message)
-      tunnel->peer_message = GNUNET_new(struct GNUNET_HashCode);
+    if (! tunnel->peer_message)
+      tunnel->peer_message = GNUNET_new (struct GNUNET_HashCode);
 
-    GNUNET_memcpy(tunnel->peer_message, &hash, sizeof(hash));
+    GNUNET_memcpy (tunnel->peer_message, &hash, sizeof(hash));
   }
 
-  update_to_list_tunnels(&(room->basement), &(message->body.peer.peer), hash);
+  update_to_list_tunnels (&(room->basement), &(message->body.peer.peer), hash);
   return GNUNET_YES;
 }
 
+
 static void
 callback_found_message (void *cls,
                         struct GNUNET_MESSENGER_SrvRoom *room,
@@ -155,21 +171,23 @@ callback_found_message (void *cls,
 {
   struct GNUNET_MESSENGER_SrvTunnel *tunnel = tunnel;
 
-  if (!message)
+  if (! message)
   {
-    struct GNUNET_MESSENGER_OperationStore *operation_store = 
get_srv_room_operation_store(room);
-
-    use_store_operation(
-        operation_store,
-        hash,
-        GNUNET_MESSENGER_OP_REQUEST,
-        GNUNET_MESSENGER_REQUEST_DELAY
-    );
+    struct GNUNET_MESSENGER_OperationStore *operation_store =
+      get_srv_room_operation_store (room);
+
+    use_store_operation (
+      operation_store,
+      hash,
+      GNUNET_MESSENGER_OP_REQUEST,
+      GNUNET_MESSENGER_REQUEST_DELAY
+      );
   }
   else
     forward_tunnel_message (tunnel, message, hash);
 }
 
+
 /*
  * Function returns GNUNET_NO to drop forwarding the request.
  * It will only be forwarded if it can't be answered!
@@ -180,20 +198,31 @@ recv_message_request (struct GNUNET_MESSENGER_SrvRoom 
*room,
                       const struct GNUNET_MESSENGER_Message *message,
                       const struct GNUNET_HashCode *hash)
 {
-  struct GNUNET_MESSENGER_MemberStore *member_store = 
get_srv_room_member_store(room);
-  struct GNUNET_MESSENGER_Member *member = get_store_member_of(member_store, 
message);
+  struct GNUNET_MESSENGER_MemberStore *member_store =
+    get_srv_room_member_store (room);
+  struct GNUNET_MESSENGER_Member *member = get_store_member_of (member_store,
+                                                                message);
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Request for message (%s)\n", GNUNET_h2s 
(hash));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Request for message (%s)\n",
+              GNUNET_h2s (hash));
 
-  if (!member)
+  if (! member)
     return GNUNET_NO;
 
-  struct GNUNET_MESSENGER_MemberSession *session = 
get_member_session_of(member, message, hash);
+  struct GNUNET_MESSENGER_MemberSession *session = get_member_session_of (
+    member, message, hash);
 
-  if ((!session) || (GNUNET_YES != check_member_session_history(session, 
&(message->body.request.hash), GNUNET_NO)))
+  if ((! session) || (GNUNET_YES != check_member_session_history (session,
+                                                                  &(message->
+                                                                    
body.request
+                                                                    .hash),
+                                                                  GNUNET_NO)))
     return GNUNET_NO;
 
-  if (GNUNET_NO == request_srv_room_message(room, 
&(message->body.request.hash), session, callback_found_message, tunnel))
+  if (GNUNET_NO == request_srv_room_message (room,
+                                             &(message->body.request.hash),
+                                             session, callback_found_message,
+                                             tunnel))
     return GNUNET_YES;
 
   return GNUNET_NO;
diff --git a/src/messenger/gnunet-service-messenger_message_send.c 
b/src/messenger/gnunet-service-messenger_message_send.c
index 40ff95cef..5c3f9ecc5 100644
--- a/src/messenger/gnunet-service-messenger_message_send.c
+++ b/src/messenger/gnunet-service-messenger_message_send.c
@@ -48,68 +48,86 @@ notify_about_members (struct GNUNET_MESSENGER_MemberNotify 
*notify,
   if (session->prev)
     notify_about_members (notify, session->prev, map, GNUNET_YES);
 
-  struct GNUNET_MESSENGER_MessageStore *message_store = 
get_srv_room_message_store(notify->room);
+  struct GNUNET_MESSENGER_MessageStore *message_store =
+    get_srv_room_message_store (notify->room);
   struct GNUNET_MESSENGER_ListMessage *element;
 
   for (element = session->messages.head; element; element = element->next)
   {
-    if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains(map, 
&(element->hash)))
+    if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains (map,
+                                                              
&(element->hash)))
       continue;
 
     if ((GNUNET_YES == check_permission) &&
-        (GNUNET_YES != check_member_session_history(notify->session, 
&(element->hash), GNUNET_NO)))
+        (GNUNET_YES != check_member_session_history (notify->session,
+                                                     &(element->hash),
+                                                     GNUNET_NO)))
       continue;
 
-    if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put(map, &(element->hash), 
NULL,
-                                                       
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
-      GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Notification of session message 
could be duplicated!\n");
+    if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (map, &(element->hash),
+                                                        NULL,
+                                                        
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                  "Notification of session message could be duplicated!\n");
 
-    const struct GNUNET_MESSENGER_Message *message = 
get_store_message(message_store, &(element->hash));
+    const struct GNUNET_MESSENGER_Message *message = get_store_message (
+      message_store, &(element->hash));
 
-    if ((!message) || (GNUNET_YES == is_peer_message (message)))
+    if ((! message) || (GNUNET_YES == is_peer_message (message)))
       continue;
 
     struct GNUNET_MESSENGER_SenderSession sender;
     sender.member = session;
 
-    notify_srv_handle_message (notify->handle, notify->room, &sender, message, 
&(element->hash));
+    notify_srv_handle_message (notify->handle, notify->room, &sender, message,
+                               &(element->hash));
   }
 }
 
+
 static int
 iterate_notify_about_members (void *cls,
-                              const struct GNUNET_IDENTITY_PublicKey 
*public_key,
+                              const struct
+                              GNUNET_IDENTITY_PublicKey *public_key,
                               struct GNUNET_MESSENGER_MemberSession *session)
 {
   struct GNUNET_MESSENGER_MemberNotify *notify = cls;
 
-  if ((notify->session == session) || (GNUNET_YES == 
is_member_session_completed(session)))
+  if ((notify->session == session) || (GNUNET_YES ==
+                                       is_member_session_completed (session)))
     return GNUNET_YES;
 
-  struct GNUNET_CONTAINER_MultiHashMap *map = 
GNUNET_CONTAINER_multihashmap_create(4, GNUNET_NO);
+  struct GNUNET_CONTAINER_MultiHashMap *map =
+    GNUNET_CONTAINER_multihashmap_create (4, GNUNET_NO);
 
   notify_about_members (notify, session, map, GNUNET_NO);
 
-  GNUNET_CONTAINER_multihashmap_destroy(map);
+  GNUNET_CONTAINER_multihashmap_destroy (map);
   return GNUNET_YES;
 }
 
+
 void
 send_message_join (struct GNUNET_MESSENGER_SrvRoom *room,
                    struct GNUNET_MESSENGER_SrvHandle *handle,
                    const struct GNUNET_MESSENGER_Message *message,
                    const struct GNUNET_HashCode *hash)
 {
-  set_srv_handle_key(handle, &(message->body.join.key));
+  set_srv_handle_key (handle, &(message->body.join.key));
 
-  struct GNUNET_MESSENGER_MemberStore *member_store = 
get_srv_room_member_store(room);
-  struct GNUNET_MESSENGER_Member *member = add_store_member(member_store, 
&(message->header.sender_id));
+  struct GNUNET_MESSENGER_MemberStore *member_store =
+    get_srv_room_member_store (room);
+  struct GNUNET_MESSENGER_Member *member = add_store_member (member_store,
+                                                             &(message->header.
+                                                               sender_id));
 
-  struct GNUNET_MESSENGER_MemberSession *session = get_member_session_of 
(member, message, hash);
+  struct GNUNET_MESSENGER_MemberSession *session = get_member_session_of (
+    member, message, hash);
 
-  if (!session)
+  if (! session)
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "A valid session is required to join 
a room!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "A valid session is required to join a room!\n");
     goto skip_member_notification;
   }
 
@@ -119,54 +137,61 @@ send_message_join (struct GNUNET_MESSENGER_SrvRoom *room,
   notify.handle = handle;
   notify.session = session;
 
-  iterate_store_members(get_srv_room_member_store(room), 
iterate_notify_about_members, &notify);
+  iterate_store_members (get_srv_room_member_store (room),
+                         iterate_notify_about_members, &notify);
 
 skip_member_notification:
-  check_srv_room_peer_status(room, NULL);
+  check_srv_room_peer_status (room, NULL);
 }
 
+
 void
 send_message_key (struct GNUNET_MESSENGER_SrvRoom *room,
                   struct GNUNET_MESSENGER_SrvHandle *handle,
                   const struct GNUNET_MESSENGER_Message *message,
                   const struct GNUNET_HashCode *hash)
 {
-  set_srv_handle_key(handle, &(message->body.key.key));
+  set_srv_handle_key (handle, &(message->body.key.key));
 }
 
+
 void
 send_message_peer (struct GNUNET_MESSENGER_SrvRoom *room,
                    struct GNUNET_MESSENGER_SrvHandle *handle,
                    const struct GNUNET_MESSENGER_Message *message,
                    const struct GNUNET_HashCode *hash)
 {
-  if (!room->peer_message)
-    room->peer_message = GNUNET_new(struct GNUNET_HashCode);
+  if (! room->peer_message)
+    room->peer_message = GNUNET_new (struct GNUNET_HashCode);
 
-  GNUNET_memcpy(room->peer_message, hash, sizeof(struct GNUNET_HashCode));
+  GNUNET_memcpy (room->peer_message, hash, sizeof(struct GNUNET_HashCode));
 }
 
+
 void
 send_message_id (struct GNUNET_MESSENGER_SrvRoom *room,
                  struct GNUNET_MESSENGER_SrvHandle *handle,
                  const struct GNUNET_MESSENGER_Message *message,
                  const struct GNUNET_HashCode *hash)
 {
-  change_srv_handle_member_id (handle, get_srv_room_key(room), 
&(message->body.id.id));
+  change_srv_handle_member_id (handle, get_srv_room_key (room),
+                               &(message->body.id.id));
 }
 
+
 void
 send_message_request (struct GNUNET_MESSENGER_SrvRoom *room,
                       struct GNUNET_MESSENGER_SrvHandle *handle,
                       const struct GNUNET_MESSENGER_Message *message,
                       const struct GNUNET_HashCode *hash)
 {
-  struct GNUNET_MESSENGER_OperationStore *operation_store = 
get_srv_room_operation_store(room);
-
-  use_store_operation(
-      operation_store,
-      &(message->body.request.hash),
-      GNUNET_MESSENGER_OP_REQUEST,
-      GNUNET_MESSENGER_REQUEST_DELAY
-  );
+  struct GNUNET_MESSENGER_OperationStore *operation_store =
+    get_srv_room_operation_store (room);
+
+  use_store_operation (
+    operation_store,
+    &(message->body.request.hash),
+    GNUNET_MESSENGER_OP_REQUEST,
+    GNUNET_MESSENGER_REQUEST_DELAY
+    );
 }
diff --git a/src/messenger/gnunet-service-messenger_message_state.c 
b/src/messenger/gnunet-service-messenger_message_state.c
index b2328588e..112f03032 100644
--- a/src/messenger/gnunet-service-messenger_message_state.c
+++ b/src/messenger/gnunet-service-messenger_message_state.c
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2020--2021 GNUnet e.V.
+   Copyright (C) 2020--2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -29,35 +29,38 @@
 void
 init_message_state (struct GNUNET_MESSENGER_MessageState *state)
 {
-  GNUNET_assert(state);
+  GNUNET_assert (state);
 
   init_list_messages (&(state->last_messages));
 }
 
+
 void
 clear_message_state (struct GNUNET_MESSENGER_MessageState *state)
 {
-  GNUNET_assert(state);
+  GNUNET_assert (state);
 
   clear_list_messages (&(state->last_messages));
 }
 
+
 void
 get_message_state_chain_hash (const struct GNUNET_MESSENGER_MessageState 
*state,
                               struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((state) && (hash));
+  GNUNET_assert ((state) && (hash));
 
   if (state->last_messages.head)
-    GNUNET_memcpy(hash, &(state->last_messages.head->hash), sizeof(*hash));
+    GNUNET_memcpy (hash, &(state->last_messages.head->hash), sizeof(*hash));
   else
     memset (hash, 0, sizeof(*hash));
 }
 
+
 const struct GNUNET_HashCode*
 get_message_state_merge_hash (const struct GNUNET_MESSENGER_MessageState 
*state)
 {
-  GNUNET_assert(state);
+  GNUNET_assert (state);
 
   if (state->last_messages.head == state->last_messages.tail)
     return NULL;
@@ -65,13 +68,14 @@ get_message_state_merge_hash (const struct 
GNUNET_MESSENGER_MessageState *state)
   return &(state->last_messages.tail->hash);
 }
 
+
 void
 update_message_state (struct GNUNET_MESSENGER_MessageState *state,
                       int requested,
                       const struct GNUNET_MESSENGER_Message *message,
                       const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((state) && (message) && (hash));
+  GNUNET_assert ((state) && (message) && (hash));
 
   if ((GNUNET_YES == requested) ||
       (GNUNET_MESSENGER_KIND_INFO == message->header.kind) ||
@@ -79,36 +83,38 @@ update_message_state (struct GNUNET_MESSENGER_MessageState 
*state,
     return;
 
   if (GNUNET_MESSENGER_KIND_MERGE == message->header.kind)
-    remove_from_list_messages(&(state->last_messages), 
&(message->body.merge.previous));
-  remove_from_list_messages(&(state->last_messages), 
&(message->header.previous));
+    remove_from_list_messages (&(state->last_messages),
+                               &(message->body.merge.previous));
+  remove_from_list_messages (&(state->last_messages),
+                             &(message->header.previous));
 
   add_to_list_messages (&(state->last_messages), hash);
 }
 
+
 void
 load_message_state (struct GNUNET_MESSENGER_MessageState *state,
                     const char *path)
 {
-  GNUNET_assert((state) && (path));
+  GNUNET_assert ((state) && (path));
 
   char *last_messages_file;
   GNUNET_asprintf (&last_messages_file, "%s%s", path, "last_messages.list");
 
-  load_list_messages(&(state->last_messages), last_messages_file);
-  GNUNET_free(last_messages_file);
+  load_list_messages (&(state->last_messages), last_messages_file);
+  GNUNET_free (last_messages_file);
 }
 
+
 void
 save_message_state (const struct GNUNET_MESSENGER_MessageState *state,
                     const char *path)
 {
-  GNUNET_assert((state) && (path));
+  GNUNET_assert ((state) && (path));
 
   char *last_messages_file;
   GNUNET_asprintf (&last_messages_file, "%s%s", path, "last_messages.list");
 
-  save_list_messages(&(state->last_messages), last_messages_file);
-  GNUNET_free(last_messages_file);
+  save_list_messages (&(state->last_messages), last_messages_file);
+  GNUNET_free (last_messages_file);
 }
-
-
diff --git a/src/messenger/gnunet-service-messenger_message_state.h 
b/src/messenger/gnunet-service-messenger_message_state.h
index 10e6a2c46..f6a1a41b9 100644
--- a/src/messenger/gnunet-service-messenger_message_state.h
+++ b/src/messenger/gnunet-service-messenger_message_state.h
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2020--2021 GNUnet e.V.
+   Copyright (C) 2020--2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -48,7 +48,8 @@ get_message_state_chain_hash (const struct 
GNUNET_MESSENGER_MessageState *state,
                               struct GNUNET_HashCode *hash);
 
 const struct GNUNET_HashCode*
-get_message_state_merge_hash (const struct GNUNET_MESSENGER_MessageState 
*state);
+get_message_state_merge_hash (const struct
+                              GNUNET_MESSENGER_MessageState *state);
 
 void
 update_message_state (struct GNUNET_MESSENGER_MessageState *state,
diff --git a/src/messenger/gnunet-service-messenger_message_store.c 
b/src/messenger/gnunet-service-messenger_message_store.c
index e137e9d93..d4bccca5c 100644
--- a/src/messenger/gnunet-service-messenger_message_store.c
+++ b/src/messenger/gnunet-service-messenger_message_store.c
@@ -30,7 +30,7 @@
 void
 init_message_store (struct GNUNET_MESSENGER_MessageStore *store)
 {
-  GNUNET_assert(store);
+  GNUNET_assert (store);
 
   store->storage_messages = NULL;
 
@@ -42,6 +42,7 @@ init_message_store (struct GNUNET_MESSENGER_MessageStore 
*store)
   store->write_links = GNUNET_NO;
 }
 
+
 static int
 iterate_destroy_entries (void *cls,
                          const struct GNUNET_HashCode *key,
@@ -49,11 +50,12 @@ iterate_destroy_entries (void *cls,
 {
   struct GNUNET_MESSENGER_MessageEntry *entry = value;
 
-  GNUNET_free(entry);
+  GNUNET_free (entry);
 
   return GNUNET_YES;
 }
 
+
 static int
 iterate_destroy_messages (void *cls,
                           const struct GNUNET_HashCode *key,
@@ -66,6 +68,7 @@ iterate_destroy_messages (void *cls,
   return GNUNET_YES;
 }
 
+
 static int
 iterate_destroy_links (void *cls,
                        const struct GNUNET_HashCode *key,
@@ -73,15 +76,16 @@ iterate_destroy_links (void *cls,
 {
   struct GNUNET_HashCode *previous = value;
 
-  GNUNET_free(previous);
+  GNUNET_free (previous);
 
   return GNUNET_YES;
 }
 
+
 void
 clear_message_store (struct GNUNET_MESSENGER_MessageStore *store)
 {
-  GNUNET_assert(store);
+  GNUNET_assert (store);
 
   if (store->storage_messages)
   {
@@ -90,15 +94,19 @@ clear_message_store (struct GNUNET_MESSENGER_MessageStore 
*store)
     store->storage_messages = NULL;
   }
 
-  GNUNET_CONTAINER_multihashmap_iterate (store->entries, 
iterate_destroy_entries, NULL);
-  GNUNET_CONTAINER_multihashmap_iterate (store->messages, 
iterate_destroy_messages, NULL);
-  GNUNET_CONTAINER_multihashmap_iterate (store->links, iterate_destroy_links, 
NULL);
+  GNUNET_CONTAINER_multihashmap_iterate (store->entries,
+                                         iterate_destroy_entries, NULL);
+  GNUNET_CONTAINER_multihashmap_iterate (store->messages,
+                                         iterate_destroy_messages, NULL);
+  GNUNET_CONTAINER_multihashmap_iterate (store->links, iterate_destroy_links,
+                                         NULL);
 
   GNUNET_CONTAINER_multihashmap_destroy (store->entries);
   GNUNET_CONTAINER_multihashmap_destroy (store->messages);
   GNUNET_CONTAINER_multihashmap_destroy (store->links);
 }
 
+
 struct GNUNET_MESSENGER_MessageEntryStorage
 {
   struct GNUNET_HashCode hash;
@@ -106,10 +114,12 @@ struct GNUNET_MESSENGER_MessageEntryStorage
 };
 
 #define load_message_store_attribute_failed(file, attribute) \
-  sizeof(attribute) != GNUNET_DISK_file_read(file, &(attribute), 
sizeof(attribute))
+        sizeof(attribute) != GNUNET_DISK_file_read (file, &(attribute), \
+                                                    sizeof(attribute))
 
 #define save_message_store_attribute_failed(file, attribute) \
-  sizeof(attribute) != GNUNET_DISK_file_write(file, &(attribute), 
sizeof(attribute))
+        sizeof(attribute) != GNUNET_DISK_file_write (file, &(attribute), \
+                                                     sizeof(attribute))
 
 static void
 load_message_store_entries (struct GNUNET_MESSENGER_MessageStore *store,
@@ -117,31 +127,36 @@ load_message_store_entries (struct 
GNUNET_MESSENGER_MessageStore *store,
 {
   enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ);
 
-  struct GNUNET_DISK_FileHandle *entries = GNUNET_DISK_file_open (filename, 
GNUNET_DISK_OPEN_READ, permission);
+  struct GNUNET_DISK_FileHandle *entries = GNUNET_DISK_file_open (filename,
+                                                                  
GNUNET_DISK_OPEN_READ,
+                                                                  permission);
 
-  if (!entries)
+  if (! entries)
     return;
 
   struct GNUNET_MESSENGER_MessageEntryStorage storage;
   struct GNUNET_MESSENGER_MessageEntry *entry;
 
-  memset(&storage, 0, sizeof(storage));
+  memset (&storage, 0, sizeof(storage));
 
   do
   {
     entry = NULL;
 
-    if ((load_message_store_attribute_failed(entries, storage.hash)) ||
-        (load_message_store_attribute_failed(entries, storage.entry.offset)) ||
-        (load_message_store_attribute_failed(entries, storage.entry.length)))
+    if ((load_message_store_attribute_failed (entries, storage.hash)) ||
+        (load_message_store_attribute_failed (entries, storage.entry.offset)) 
||
+        (load_message_store_attribute_failed (entries, storage.entry.length)))
       break;
 
-    entry = GNUNET_new(struct GNUNET_MESSENGER_MessageEntry);
+    entry = GNUNET_new (struct GNUNET_MESSENGER_MessageEntry);
 
-    GNUNET_memcpy(entry, &(storage.entry), sizeof(*entry));
+    GNUNET_memcpy (entry, &(storage.entry), sizeof(*entry));
 
-    if ((GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains (store->entries, 
&(storage.hash))) ||
-        (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (store->entries, 
&(storage.hash), entry,
+    if ((GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains (store->entries,
+                                                               
&(storage.hash)))
+        ||
+        (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (store->entries,
+                                                         &(storage.hash), 
entry,
                                                          
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST)))
     {
       store->rewrite_entries = GNUNET_YES;
@@ -151,11 +166,12 @@ load_message_store_entries (struct 
GNUNET_MESSENGER_MessageStore *store,
   while (entry);
 
   if (entry)
-    GNUNET_free(entry);
+    GNUNET_free (entry);
 
   GNUNET_DISK_file_close (entries);
 }
 
+
 struct GNUNET_MESSENGER_MessageLinkStorage
 {
   struct GNUNET_HashCode hash;
@@ -168,51 +184,59 @@ load_message_store_links (struct 
GNUNET_MESSENGER_MessageStore *store,
 {
   enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ);
 
-  struct GNUNET_DISK_FileHandle *entries = GNUNET_DISK_file_open (filename, 
GNUNET_DISK_OPEN_READ, permission);
+  struct GNUNET_DISK_FileHandle *entries = GNUNET_DISK_file_open (filename,
+                                                                  
GNUNET_DISK_OPEN_READ,
+                                                                  permission);
 
-  if (!entries)
+  if (! entries)
     return;
 
   struct GNUNET_MESSENGER_MessageLinkStorage storage;
   struct GNUNET_MESSENGER_MessageLink *link;
 
-  memset(&storage, 0, sizeof(storage));
+  memset (&storage, 0, sizeof(storage));
 
   do
   {
     link = NULL;
 
-    if ((load_message_store_attribute_failed(entries, storage.hash)) ||
-        (load_message_store_attribute_failed(entries, storage.link.multiple)) 
||
-        (load_message_store_attribute_failed(entries, storage.link.first)) ||
+    if ((load_message_store_attribute_failed (entries, storage.hash)) ||
+        (load_message_store_attribute_failed (entries,
+                                              storage.link.multiple)) ||
+        (load_message_store_attribute_failed (entries, storage.link.first)) ||
         ((GNUNET_YES == storage.link.multiple) &&
-         (load_message_store_attribute_failed(entries, storage.link.second))))
+         (load_message_store_attribute_failed (entries, storage.link.second))))
       break;
 
-    link = GNUNET_new(struct GNUNET_MESSENGER_MessageLink);
+    link = GNUNET_new (struct GNUNET_MESSENGER_MessageLink);
 
-    GNUNET_memcpy(link, &(storage.link), sizeof(*link));
+    GNUNET_memcpy (link, &(storage.link), sizeof(*link));
 
-    if ((GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains (store->links, 
&(storage.hash))) ||
-        (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (store->links, 
&(storage.hash), link,
+    if ((GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains (store->links,
+                                                               
&(storage.hash)))
+        ||
+        (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (store->links,
+                                                         &(storage.hash), link,
                                                          
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST)))
       break;
   }
   while (link);
 
   if (link)
-    GNUNET_free(link);
+    GNUNET_free (link);
 
   GNUNET_DISK_file_close (entries);
 }
 
+
 void
 load_message_store (struct GNUNET_MESSENGER_MessageStore *store,
                     const char *directory)
 {
-  GNUNET_assert((store) && (directory));
+  GNUNET_assert ((store) && (directory));
 
-  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ 
| GNUNET_DISK_PERM_USER_WRITE);
+  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ
+                                                   | 
GNUNET_DISK_PERM_USER_WRITE);
 
   if (store->storage_messages)
     GNUNET_DISK_file_close (store->storage_messages);
@@ -221,30 +245,33 @@ load_message_store (struct GNUNET_MESSENGER_MessageStore 
*store,
   GNUNET_asprintf (&filename, "%s%s", directory, "messages.store");
 
   if (GNUNET_YES == GNUNET_DISK_file_test (filename))
-    store->storage_messages = GNUNET_DISK_file_open (filename, 
GNUNET_DISK_OPEN_READWRITE, permission);
+    store->storage_messages = GNUNET_DISK_file_open (filename,
+                                                     
GNUNET_DISK_OPEN_READWRITE,
+                                                     permission);
   else
     store->storage_messages = NULL;
 
-  GNUNET_free(filename);
+  GNUNET_free (filename);
 
-  if (!store->storage_messages)
+  if (! store->storage_messages)
     return;
 
   GNUNET_asprintf (&filename, "%s%s", directory, "entries.store");
 
   if (GNUNET_YES == GNUNET_DISK_file_test (filename))
-    load_message_store_entries(store, filename);
+    load_message_store_entries (store, filename);
 
-  GNUNET_free(filename);
+  GNUNET_free (filename);
 
   GNUNET_asprintf (&filename, "%s%s", directory, "links.store");
 
   if (GNUNET_YES == GNUNET_DISK_file_test (filename))
-    load_message_store_links(store, filename);
+    load_message_store_links (store, filename);
 
-  GNUNET_free(filename);
+  GNUNET_free (filename);
 }
 
+
 struct GNUNET_MESSENGER_ClosureMessageSave
 {
   struct GNUNET_MESSENGER_MessageStore *store;
@@ -261,12 +288,15 @@ iterate_save_entries (void *cls,
   struct GNUNET_MESSENGER_MessageEntry *entry = value;
 
   GNUNET_DISK_file_write (save->storage, key, sizeof(*key));
-  GNUNET_DISK_file_write (save->storage, &(entry->offset), 
sizeof(entry->offset));
-  GNUNET_DISK_file_write (save->storage, &(entry->length), 
sizeof(entry->length));
+  GNUNET_DISK_file_write (save->storage, &(entry->offset),
+                          sizeof(entry->offset));
+  GNUNET_DISK_file_write (save->storage, &(entry->length),
+                          sizeof(entry->length));
 
   return GNUNET_YES;
 }
 
+
 static int
 iterate_save_messages (void *cls,
                        const struct GNUNET_HashCode *key,
@@ -274,36 +304,42 @@ iterate_save_messages (void *cls,
 {
   struct GNUNET_MESSENGER_ClosureMessageSave *save = cls;
 
-  if (GNUNET_NO != GNUNET_CONTAINER_multihashmap_contains 
(save->store->entries, key))
+  if (GNUNET_NO != GNUNET_CONTAINER_multihashmap_contains 
(save->store->entries,
+                                                           key))
     return GNUNET_YES;
 
   struct GNUNET_MESSENGER_Message *message = value;
   struct GNUNET_MESSENGER_MessageEntryStorage storage;
 
-  GNUNET_memcpy(&(storage.hash), key, sizeof(storage.hash));
+  GNUNET_memcpy (&(storage.hash), key, sizeof(storage.hash));
 
   storage.entry.length = get_message_size (message, GNUNET_YES);
-  storage.entry.offset = GNUNET_DISK_file_seek (save->store->storage_messages, 
0, GNUNET_DISK_SEEK_END);
+  storage.entry.offset = GNUNET_DISK_file_seek (save->store->storage_messages,
+                                                0, GNUNET_DISK_SEEK_END);
 
   if ((GNUNET_SYSERR == storage.entry.offset) ||
-      (save_message_store_attribute_failed(save->storage, storage.hash)) ||
-      (save_message_store_attribute_failed(save->storage, 
storage.entry.offset)) ||
-      (save_message_store_attribute_failed(save->storage, 
storage.entry.length)))
+      (save_message_store_attribute_failed (save->storage, storage.hash)) ||
+      (save_message_store_attribute_failed (save->storage,
+                                            storage.entry.offset)) ||
+      (save_message_store_attribute_failed (save->storage,
+                                            storage.entry.length)))
     return GNUNET_YES;
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Storing message with hash: %s\n",
-                 GNUNET_h2s (&(storage.hash)));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Storing message with hash: %s\n",
+              GNUNET_h2s (&(storage.hash)));
 
-  char *buffer = GNUNET_malloc(storage.entry.length);
+  char *buffer = GNUNET_malloc (storage.entry.length);
 
   encode_message (message, storage.entry.length, buffer, GNUNET_YES);
 
-  GNUNET_DISK_file_write (save->store->storage_messages, buffer, 
storage.entry.length);
+  GNUNET_DISK_file_write (save->store->storage_messages, buffer,
+                          storage.entry.length);
 
-  GNUNET_free(buffer);
+  GNUNET_free (buffer);
   return GNUNET_YES;
 }
 
+
 static int
 iterate_save_links (void *cls,
                     const struct GNUNET_HashCode *key,
@@ -313,24 +349,28 @@ iterate_save_links (void *cls,
   struct GNUNET_MESSENGER_MessageLink *link = value;
 
   GNUNET_DISK_file_write (save->storage, key, sizeof(*key));
-  GNUNET_DISK_file_write (save->storage, &(link->multiple), 
sizeof(link->multiple));
+  GNUNET_DISK_file_write (save->storage, &(link->multiple),
+                          sizeof(link->multiple));
   GNUNET_DISK_file_write (save->storage, &(link->first), sizeof(link->first));
 
   if (GNUNET_YES == link->multiple)
-    GNUNET_DISK_file_write (save->storage, &(link->second), 
sizeof(link->second));
+    GNUNET_DISK_file_write (save->storage, &(link->second),
+                            sizeof(link->second));
 
   return GNUNET_YES;
 }
 
+
 void
 save_message_store (struct GNUNET_MESSENGER_MessageStore *store,
                     const char *directory)
 {
-  GNUNET_assert((store) && (directory));
+  GNUNET_assert ((store) && (directory));
 
   struct GNUNET_MESSENGER_ClosureMessageSave save;
 
-  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ 
| GNUNET_DISK_PERM_USER_WRITE);
+  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ
+                                                   | 
GNUNET_DISK_PERM_USER_WRITE);
 
   char *filename;
 
@@ -340,17 +380,20 @@ save_message_store (struct GNUNET_MESSENGER_MessageStore 
*store,
   GNUNET_asprintf (&filename, "%s%s", directory, "links.store");
 
   save.store = store;
-  save.storage = GNUNET_DISK_file_open (filename, GNUNET_DISK_OPEN_WRITE | 
GNUNET_DISK_OPEN_CREATE, permission);
+  save.storage = GNUNET_DISK_file_open (filename, GNUNET_DISK_OPEN_WRITE
+                                        | GNUNET_DISK_OPEN_CREATE, permission);
 
-  GNUNET_free(filename);
+  GNUNET_free (filename);
 
-  if (!save.storage)
+  if (! save.storage)
     goto save_entries;
 
-  if (GNUNET_SYSERR == GNUNET_DISK_file_seek (save.storage, 0, 
GNUNET_DISK_SEEK_SET))
+  if (GNUNET_SYSERR == GNUNET_DISK_file_seek (save.storage, 0,
+                                              GNUNET_DISK_SEEK_SET))
     goto close_links;
 
-  GNUNET_CONTAINER_multihashmap_iterate (store->links, iterate_save_links, 
&save);
+  GNUNET_CONTAINER_multihashmap_iterate (store->links, iterate_save_links,
+                                         &save);
   store->write_links = GNUNET_NO;
 
 close_links:
@@ -360,22 +403,26 @@ save_entries:
   GNUNET_asprintf (&filename, "%s%s", directory, "entries.store");
 
   save.store = store;
-  save.storage = GNUNET_DISK_file_open (filename, GNUNET_DISK_OPEN_WRITE | 
GNUNET_DISK_OPEN_CREATE, permission);
+  save.storage = GNUNET_DISK_file_open (filename, GNUNET_DISK_OPEN_WRITE
+                                        | GNUNET_DISK_OPEN_CREATE, permission);
 
-  GNUNET_free(filename);
+  GNUNET_free (filename);
 
-  if (!save.storage)
+  if (! save.storage)
     return;
 
   if (GNUNET_YES == store->rewrite_entries)
   {
-    if (GNUNET_SYSERR == GNUNET_DISK_file_seek (save.storage, 0, 
GNUNET_DISK_SEEK_SET))
+    if (GNUNET_SYSERR == GNUNET_DISK_file_seek (save.storage, 0,
+                                                GNUNET_DISK_SEEK_SET))
       goto close_entries;
 
-    GNUNET_CONTAINER_multihashmap_iterate (store->entries, 
iterate_save_entries, &save);
+    GNUNET_CONTAINER_multihashmap_iterate (store->entries, 
iterate_save_entries,
+                                           &save);
     store->rewrite_entries = GNUNET_NO;
   }
-  else if (GNUNET_SYSERR == GNUNET_DISK_file_seek (save.storage, 0, 
GNUNET_DISK_SEEK_END))
+  else if (GNUNET_SYSERR == GNUNET_DISK_file_seek (save.storage, 0,
+                                                   GNUNET_DISK_SEEK_END))
     goto close_entries;
 
   if (store->storage_messages)
@@ -383,14 +430,17 @@ save_entries:
 
   GNUNET_asprintf (&filename, "%s%s", directory, "messages.store");
 
-  store->storage_messages = GNUNET_DISK_file_open (filename, 
GNUNET_DISK_OPEN_READWRITE | GNUNET_DISK_OPEN_CREATE,
+  store->storage_messages = GNUNET_DISK_file_open (filename,
+                                                   GNUNET_DISK_OPEN_READWRITE
+                                                   | GNUNET_DISK_OPEN_CREATE,
                                                    permission);
 
-  GNUNET_free(filename);
+  GNUNET_free (filename);
 
   if (store->storage_messages)
   {
-    GNUNET_CONTAINER_multihashmap_iterate (store->messages, 
iterate_save_messages, &save);
+    GNUNET_CONTAINER_multihashmap_iterate (store->messages,
+                                           iterate_save_messages, &save);
 
     GNUNET_DISK_file_sync (store->storage_messages);
     GNUNET_DISK_file_sync (save.storage);
@@ -400,80 +450,94 @@ close_entries:
   GNUNET_DISK_file_close (save.storage);
 }
 
+
 int
 contains_store_message (const struct GNUNET_MESSENGER_MessageStore *store,
                         const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((store) && (hash));
+  GNUNET_assert ((store) && (hash));
 
-  if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains (store->messages, 
hash))
+  if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains (store->messages,
+                                                            hash))
     return GNUNET_YES;
 
   return GNUNET_CONTAINER_multihashmap_contains (store->entries, hash);
 }
 
+
 const struct GNUNET_MESSENGER_Message*
 get_store_message (struct GNUNET_MESSENGER_MessageStore *store,
                    const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((store) && (hash));
+  GNUNET_assert ((store) && (hash));
 
-  struct GNUNET_MESSENGER_Message *message = GNUNET_CONTAINER_multihashmap_get 
(store->messages, hash);
+  struct GNUNET_MESSENGER_Message *message = GNUNET_CONTAINER_multihashmap_get 
(
+    store->messages, hash);
 
   if (message)
     return message;
 
-  if (!store->storage_messages)
+  if (! store->storage_messages)
     return NULL;
 
-  const struct GNUNET_MESSENGER_MessageEntry *entry = 
GNUNET_CONTAINER_multihashmap_get (store->entries, hash);
+  const struct GNUNET_MESSENGER_MessageEntry *entry =
+    GNUNET_CONTAINER_multihashmap_get (store->entries, hash);
 
-  if (!entry)
+  if (! entry)
     return NULL;
 
-  if (entry->offset != GNUNET_DISK_file_seek (store->storage_messages, 
entry->offset, GNUNET_DISK_SEEK_SET))
+  if (entry->offset != GNUNET_DISK_file_seek (store->storage_messages,
+                                              entry->offset,
+                                              GNUNET_DISK_SEEK_SET))
     return message;
 
-  char *buffer = GNUNET_malloc(entry->length);
+  char *buffer = GNUNET_malloc (entry->length);
 
-  if (!buffer)
+  if (! buffer)
     return NULL;
 
-  if ((GNUNET_DISK_file_read (store->storage_messages, buffer, entry->length) 
!= entry->length) ||
-      (entry->length < get_message_kind_size(GNUNET_MESSENGER_KIND_UNKNOWN, 
GNUNET_YES)))
+  if ((GNUNET_DISK_file_read (store->storage_messages, buffer, entry->length) 
!=
+       entry->length) ||
+      (entry->length < get_message_kind_size (GNUNET_MESSENGER_KIND_UNKNOWN,
+                                              GNUNET_YES)))
     goto free_buffer;
 
   message = create_message (GNUNET_MESSENGER_KIND_UNKNOWN);
 
-  const int decoding = decode_message (message, entry->length, buffer, 
GNUNET_YES, NULL);
+  const int decoding = decode_message (message, entry->length, buffer,
+                                       GNUNET_YES, NULL);
 
   struct GNUNET_HashCode check;
   hash_message (message, entry->length, buffer, &check);
 
   if ((GNUNET_YES != decoding) || (GNUNET_CRYPTO_hash_cmp (hash, &check) != 0))
   {
-    if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_remove (store->entries, 
hash, entry))
-      GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Corrupted entry could not be 
removed from store: %s\n",
-                 GNUNET_h2s(hash));
+    if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_remove (store->entries,
+                                                            hash, entry))
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                  "Corrupted entry could not be removed from store: %s\n",
+                  GNUNET_h2s (hash));
 
     store->rewrite_entries = GNUNET_YES;
 
     goto free_message;
   }
 
-  if (GNUNET_OK == GNUNET_CONTAINER_multihashmap_put (store->messages, hash, 
message,
+  if (GNUNET_OK == GNUNET_CONTAINER_multihashmap_put (store->messages, hash,
+                                                      message,
                                                       
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
     goto free_buffer;
 
-free_message: destroy_message (message);
+  free_message : destroy_message (message);
   message = NULL;
 
 free_buffer:
-  GNUNET_free(buffer);
+  GNUNET_free (buffer);
 
   return message;
 }
 
+
 const struct GNUNET_MESSENGER_MessageLink*
 get_store_message_link (struct GNUNET_MESSENGER_MessageStore *store,
                         const struct GNUNET_HashCode *hash,
@@ -482,21 +546,26 @@ get_store_message_link (struct 
GNUNET_MESSENGER_MessageStore *store,
   if (deleted_only)
     goto get_link;
 
-  const struct GNUNET_MESSENGER_Message *message = get_store_message(store, 
hash);
+  const struct GNUNET_MESSENGER_Message *message = get_store_message (store,
+                                                                      hash);
 
-  if (!message)
+  if (! message)
     goto get_link;
 
   static struct GNUNET_MESSENGER_MessageLink link;
 
-  GNUNET_memcpy(&(link.first), &(message->header.previous), 
sizeof(link.first));
+  GNUNET_memcpy (&(link.first), &(message->header.previous),
+                 sizeof(link.first));
 
-  link.multiple = GNUNET_MESSENGER_KIND_MERGE == message->header.kind? 
GNUNET_YES : GNUNET_NO;
+  link.multiple = GNUNET_MESSENGER_KIND_MERGE == message->header.kind?
+                  GNUNET_YES : GNUNET_NO;
 
   if (GNUNET_YES == link.multiple)
-    GNUNET_memcpy(&(link.second), &(message->body.merge.previous), 
sizeof(link.second));
+    GNUNET_memcpy (&(link.second), &(message->body.merge.previous),
+                   sizeof(link.second));
   else
-    GNUNET_memcpy(&(link.second), &(message->header.previous), 
sizeof(link.second));
+    GNUNET_memcpy (&(link.second), &(message->header.previous),
+                   sizeof(link.second));
 
   return &link;
 
@@ -504,78 +573,95 @@ get_link:
   return GNUNET_CONTAINER_multihashmap_get (store->links, hash);
 }
 
+
 int
 put_store_message (struct GNUNET_MESSENGER_MessageStore *store,
                    const struct GNUNET_HashCode *hash,
                    struct GNUNET_MESSENGER_Message *message)
 {
-  GNUNET_assert((store) && (hash) && (message));
+  GNUNET_assert ((store) && (hash) && (message));
 
   return GNUNET_CONTAINER_multihashmap_put (store->messages, hash, message,
                                             
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST);
 }
 
+
 static void
 add_link (struct GNUNET_MESSENGER_MessageStore *store,
           const struct GNUNET_HashCode *hash,
           const struct GNUNET_MESSENGER_Message *message)
 {
-  struct GNUNET_MESSENGER_MessageLink *link = GNUNET_new(struct 
GNUNET_MESSENGER_MessageLink);
+  struct GNUNET_MESSENGER_MessageLink *link = GNUNET_new (struct
+                                                          
GNUNET_MESSENGER_MessageLink);
 
-  GNUNET_memcpy(&(link->first), &(message->header.previous), 
sizeof(link->first));
+  GNUNET_memcpy (&(link->first), &(message->header.previous),
+                 sizeof(link->first));
 
-  link->multiple = GNUNET_MESSENGER_KIND_MERGE == message->header.kind? 
GNUNET_YES : GNUNET_NO;
+  link->multiple = GNUNET_MESSENGER_KIND_MERGE == message->header.kind?
+                   GNUNET_YES : GNUNET_NO;
 
   if (GNUNET_YES == link->multiple)
-    GNUNET_memcpy(&(link->second), &(message->body.merge.previous), 
sizeof(link->second));
+    GNUNET_memcpy (&(link->second), &(message->body.merge.previous),
+                   sizeof(link->second));
   else
-    GNUNET_memcpy(&(link->second), &(message->header.previous), 
sizeof(link->second));
+    GNUNET_memcpy (&(link->second), &(message->header.previous),
+                   sizeof(link->second));
 
-  if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put(store->links, hash, link,
-                                                     
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
-    GNUNET_free(link);
+  if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (store->links, hash, link,
+                                                      
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
+    GNUNET_free (link);
 }
 
+
 int
 delete_store_message (struct GNUNET_MESSENGER_MessageStore *store,
                       const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((store) && (hash));
+  GNUNET_assert ((store) && (hash));
 
-  const struct GNUNET_MESSENGER_MessageEntry *entry = 
GNUNET_CONTAINER_multihashmap_get (store->entries, hash);
+  const struct GNUNET_MESSENGER_MessageEntry *entry =
+    GNUNET_CONTAINER_multihashmap_get (store->entries, hash);
 
-  if (!entry)
+  if (! entry)
     goto clear_memory;
 
-  const struct GNUNET_MESSENGER_Message *message = get_store_message(store, 
hash);
+  const struct GNUNET_MESSENGER_Message *message = get_store_message (store,
+                                                                      hash);
 
   if (message)
     add_link (store, hash, message);
 
-  if (!store->storage_messages)
+  if (! store->storage_messages)
     goto clear_entry;
 
-  if (entry->offset != GNUNET_DISK_file_seek (store->storage_messages, 
entry->offset, GNUNET_DISK_SEEK_SET))
+  if (entry->offset != GNUNET_DISK_file_seek (store->storage_messages,
+                                              entry->offset,
+                                              GNUNET_DISK_SEEK_SET))
     return GNUNET_SYSERR;
 
-  char *clear_buffer = GNUNET_malloc(entry->length);
+  char *clear_buffer = GNUNET_malloc (entry->length);
 
-  if (!clear_buffer)
+  if (! clear_buffer)
     return GNUNET_SYSERR;
 
   GNUNET_CRYPTO_zero_keys (clear_buffer, entry->length);
 
-  if ((entry->length != GNUNET_DISK_file_write (store->storage_messages, 
clear_buffer, entry->length)) || (GNUNET_OK
-      != GNUNET_DISK_file_sync (store->storage_messages)))
+  if ((entry->length != GNUNET_DISK_file_write (store->storage_messages,
+                                                clear_buffer, entry->length)) 
||
+      (GNUNET_OK
+       !=
+       GNUNET_DISK_file_sync (
+         store->storage_messages)))
   {
-    GNUNET_free(clear_buffer);
+    GNUNET_free (clear_buffer);
     return GNUNET_SYSERR;
   }
 
-  GNUNET_free(clear_buffer);
+  GNUNET_free (clear_buffer);
 
 clear_entry:
-  if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_remove (store->entries, 
hash, entry))
+  if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_remove (store->entries, hash,
+                                                          entry))
     store->rewrite_entries = GNUNET_YES;
 
 clear_memory:
diff --git a/src/messenger/gnunet-service-messenger_operation.c 
b/src/messenger/gnunet-service-messenger_operation.c
index 9c4201fdf..f13db7de0 100644
--- a/src/messenger/gnunet-service-messenger_operation.c
+++ b/src/messenger/gnunet-service-messenger_operation.c
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2021 GNUnet e.V.
+   Copyright (C) 2021, 2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -31,30 +31,33 @@
 struct GNUNET_MESSENGER_Operation*
 create_operation (const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert(hash);
+  GNUNET_assert (hash);
 
-  struct GNUNET_MESSENGER_Operation *op = GNUNET_new(struct 
GNUNET_MESSENGER_Operation);
+  struct GNUNET_MESSENGER_Operation *op = GNUNET_new (struct
+                                                      
GNUNET_MESSENGER_Operation);
 
   op->type = GNUNET_MESSENGER_OP_UNKNOWN;
-  GNUNET_memcpy(&(op->hash), hash, sizeof(*hash));
-  op->timestamp = GNUNET_TIME_absolute_get_zero_();
+  GNUNET_memcpy (&(op->hash), hash, sizeof(*hash));
+  op->timestamp = GNUNET_TIME_absolute_get_zero_ ();
   op->store = NULL;
   op->task = NULL;
 
   return op;
 }
 
+
 void
 destroy_operation (struct GNUNET_MESSENGER_Operation *op)
 {
-  GNUNET_assert(op);
+  GNUNET_assert (op);
 
   if (op->task)
-    GNUNET_SCHEDULER_cancel(op->task);
+    GNUNET_SCHEDULER_cancel (op->task);
 
-  GNUNET_free(op);
+  GNUNET_free (op);
 }
 
+
 static void
 callback_operation (void *cls);
 
@@ -62,25 +65,28 @@ struct GNUNET_MESSENGER_Operation*
 load_operation (struct GNUNET_MESSENGER_OperationStore *store,
                 const char *path)
 {
-  GNUNET_assert((store) && (path));
+  GNUNET_assert ((store) && (path));
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Load operation configuration: %s\n", 
path);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Load operation configuration: %s\n",
+              path);
 
   struct GNUNET_CONFIGURATION_Handle *cfg = GNUNET_CONFIGURATION_create ();
-  struct GNUNET_MESSENGER_Operation* op = NULL;
+  struct GNUNET_MESSENGER_Operation *op = NULL;
 
-  if (GNUNET_OK != GNUNET_CONFIGURATION_parse(cfg, path))
+  if (GNUNET_OK != GNUNET_CONFIGURATION_parse (cfg, path))
     goto destroy_config;
 
   struct GNUNET_HashCode hash;
 
-  if (GNUNET_OK != GNUNET_CONFIGURATION_get_data (cfg, "operation", "hash", 
&hash, sizeof(hash)))
+  if (GNUNET_OK != GNUNET_CONFIGURATION_get_data (cfg, "operation", "hash",
+                                                  &hash, sizeof(hash)))
     goto destroy_config;
 
-  op = create_operation(&hash);
+  op = create_operation (&hash);
 
   unsigned long long type_number;
-  if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_number(cfg, "operation", 
"type", &type_number))
+  if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_number (cfg, "operation",
+                                                          "type", 
&type_number))
     switch (type_number)
     {
     case GNUNET_MESSENGER_OP_REQUEST:
@@ -97,21 +103,25 @@ load_operation (struct GNUNET_MESSENGER_OperationStore 
*store,
     }
 
   if ((GNUNET_MESSENGER_OP_UNKNOWN == op->type) ||
-      (GNUNET_OK != GNUNET_CONFIGURATION_get_data (cfg, "operation", 
"timestamp", &(op->timestamp), sizeof(op->timestamp))))
+      (GNUNET_OK != GNUNET_CONFIGURATION_get_data (cfg, "operation",
+                                                   "timestamp",
+                                                   &(op->timestamp),
+                                                   sizeof(op->timestamp))))
   {
-    destroy_operation(op);
+    destroy_operation (op);
     op = NULL;
     goto destroy_config;
   }
 
-  const struct GNUNET_TIME_Relative delay = 
GNUNET_TIME_absolute_get_remaining(op->timestamp);
+  const struct GNUNET_TIME_Relative delay = GNUNET_TIME_absolute_get_remaining 
(
+    op->timestamp);
 
-  op->task = GNUNET_SCHEDULER_add_delayed_with_priority(
-      delay,
-      GNUNET_SCHEDULER_PRIORITY_BACKGROUND,
-      callback_operation,
-      op
-  );
+  op->task = GNUNET_SCHEDULER_add_delayed_with_priority (
+    delay,
+    GNUNET_SCHEDULER_PRIORITY_BACKGROUND,
+    callback_operation,
+    op
+    );
 
   op->store = store;
 
@@ -121,42 +131,48 @@ destroy_config:
   return op;
 }
 
+
 void
 save_operation (const struct GNUNET_MESSENGER_Operation *op,
                 const char *path)
 {
-  GNUNET_assert((path) && (op));
+  GNUNET_assert ((path) && (op));
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Save operation configuration: %s\n", 
path);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Save operation configuration: %s\n",
+              path);
 
   struct GNUNET_CONFIGURATION_Handle *cfg = GNUNET_CONFIGURATION_create ();
 
   char *hash_data;
-  hash_data = GNUNET_STRINGS_data_to_string_alloc (&(op->hash), 
sizeof(op->hash));
+  hash_data = GNUNET_STRINGS_data_to_string_alloc (&(op->hash),
+                                                   sizeof(op->hash));
 
   if (hash_data)
   {
     GNUNET_CONFIGURATION_set_value_string (cfg, "operation", "hash", 
hash_data);
 
-    GNUNET_free(hash_data);
+    GNUNET_free (hash_data);
   }
 
-  GNUNET_CONFIGURATION_set_value_number(cfg, "operation", "type", op->type);
+  GNUNET_CONFIGURATION_set_value_number (cfg, "operation", "type", op->type);
 
   char *timestamp_data;
-  timestamp_data = GNUNET_STRINGS_data_to_string_alloc (&(op->timestamp), 
sizeof(op->timestamp));
+  timestamp_data = GNUNET_STRINGS_data_to_string_alloc (&(op->timestamp),
+                                                        sizeof(op->timestamp));
 
   if (timestamp_data)
   {
-    GNUNET_CONFIGURATION_set_value_string (cfg, "operation", "timestamp", 
timestamp_data);
+    GNUNET_CONFIGURATION_set_value_string (cfg, "operation", "timestamp",
+                                           timestamp_data);
 
-    GNUNET_free(timestamp_data);
+    GNUNET_free (timestamp_data);
   }
 
   GNUNET_CONFIGURATION_write (cfg, path);
   GNUNET_CONFIGURATION_destroy (cfg);
 }
 
+
 extern void
 callback_store_operation (struct GNUNET_MESSENGER_OperationStore *store,
                           enum GNUNET_MESSENGER_OperationType type,
@@ -172,28 +188,29 @@ callback_operation (void *cls)
   callback_store_operation (op->store, op->type, &(op->hash));
 }
 
+
 int
 start_operation (struct GNUNET_MESSENGER_Operation *op,
                  enum GNUNET_MESSENGER_OperationType type,
                  struct GNUNET_MESSENGER_OperationStore *store,
                  struct GNUNET_TIME_Relative delay)
 {
-  GNUNET_assert((op) && (store));
+  GNUNET_assert ((op) && (store));
 
   if (op->task)
     return GNUNET_SYSERR;
 
-  const struct GNUNET_TIME_Absolute timestamp = GNUNET_TIME_absolute_add(
-      GNUNET_TIME_absolute_get(),
-      delay
-  );
+  const struct GNUNET_TIME_Absolute timestamp = GNUNET_TIME_absolute_add (
+    GNUNET_TIME_absolute_get (),
+    delay
+    );
 
-  op->task = GNUNET_SCHEDULER_add_delayed_with_priority(
-      delay,
-      GNUNET_SCHEDULER_PRIORITY_BACKGROUND,
-      callback_operation,
-      op
-  );
+  op->task = GNUNET_SCHEDULER_add_delayed_with_priority (
+    delay,
+    GNUNET_SCHEDULER_PRIORITY_BACKGROUND,
+    callback_operation,
+    op
+    );
 
   op->type = type;
   op->timestamp = timestamp;
@@ -202,19 +219,20 @@ start_operation (struct GNUNET_MESSENGER_Operation *op,
   return GNUNET_OK;
 }
 
+
 int
 stop_operation (struct GNUNET_MESSENGER_Operation *op)
 {
-  GNUNET_assert(op);
+  GNUNET_assert (op);
 
-  if (!op->task)
+  if (! op->task)
     return GNUNET_SYSERR;
 
-  GNUNET_SCHEDULER_cancel(op->task);
+  GNUNET_SCHEDULER_cancel (op->task);
   op->task = NULL;
 
   op->type = GNUNET_MESSENGER_OP_UNKNOWN;
-  op->timestamp = GNUNET_TIME_absolute_get_zero_();
+  op->timestamp = GNUNET_TIME_absolute_get_zero_ ();
   op->store = NULL;
 
   return GNUNET_OK;
diff --git a/src/messenger/gnunet-service-messenger_operation.h 
b/src/messenger/gnunet-service-messenger_operation.h
index b93282d24..6631693cf 100644
--- a/src/messenger/gnunet-service-messenger_operation.h
+++ b/src/messenger/gnunet-service-messenger_operation.h
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2021 GNUnet e.V.
+   Copyright (C) 2021, 2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -51,7 +51,7 @@ struct GNUNET_MESSENGER_Operation
   struct GNUNET_TIME_Absolute timestamp;
 
   struct GNUNET_MESSENGER_OperationStore *store;
-  struct GNUNET_SCHEDULER_Task* task;
+  struct GNUNET_SCHEDULER_Task *task;
 };
 
 /**
diff --git a/src/messenger/gnunet-service-messenger_operation_store.c 
b/src/messenger/gnunet-service-messenger_operation_store.c
index 6a639d69e..670d5cdf5 100644
--- a/src/messenger/gnunet-service-messenger_operation_store.c
+++ b/src/messenger/gnunet-service-messenger_operation_store.c
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2021 GNUnet e.V.
+   Copyright (C) 2021, 2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -33,12 +33,13 @@ void
 init_operation_store (struct GNUNET_MESSENGER_OperationStore *store,
                       struct GNUNET_MESSENGER_SrvRoom *room)
 {
-  GNUNET_assert((store) && (room));
+  GNUNET_assert ((store) && (room));
 
   store->room = room;
-  store->operations = GNUNET_CONTAINER_multihashmap_create(8, GNUNET_NO);
+  store->operations = GNUNET_CONTAINER_multihashmap_create (8, GNUNET_NO);
 }
 
+
 static int
 iterate_destroy_operations (void *cls,
                             const struct GNUNET_HashCode *key,
@@ -46,20 +47,23 @@ iterate_destroy_operations (void *cls,
 {
   struct GNUNET_MESSENGER_Operation *op = value;
 
-  destroy_operation(op);
+  destroy_operation (op);
 
   return GNUNET_YES;
 }
 
+
 void
 clear_operation_store (struct GNUNET_MESSENGER_OperationStore *store)
 {
-  GNUNET_assert(store);
+  GNUNET_assert (store);
 
-  GNUNET_CONTAINER_multihashmap_iterate (store->operations, 
iterate_destroy_operations, NULL);
-  GNUNET_CONTAINER_multihashmap_destroy(store->operations);
+  GNUNET_CONTAINER_multihashmap_iterate (store->operations,
+                                         iterate_destroy_operations, NULL);
+  GNUNET_CONTAINER_multihashmap_destroy (store->operations);
 }
 
+
 static int
 callback_scan_for_operations (void *cls,
                               const char *filename)
@@ -69,37 +73,40 @@ callback_scan_for_operations (void *cls,
   if (GNUNET_YES != GNUNET_DISK_file_test (filename))
     return GNUNET_OK;
 
-  if ((strlen(filename) <= 4) || (0 != strcmp(filename + strlen(filename) - 4, 
".cfg")))
+  if ((strlen (filename) <= 4) || (0 != strcmp (filename + strlen (filename)
+                                                - 4, ".cfg")))
     return GNUNET_OK;
 
-  struct GNUNET_MESSENGER_Operation *op = load_operation(store, filename);
+  struct GNUNET_MESSENGER_Operation *op = load_operation (store, filename);
 
-  if ((op) && (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put(
-      store->operations,
-      &(op->hash), op,
-      GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST)))
+  if ((op) && (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (
+                 store->operations,
+                 &(op->hash), op,
+                 GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST)))
   {
-    destroy_operation(op);
+    destroy_operation (op);
   }
 
   return GNUNET_OK;
 }
 
+
 void
 load_operation_store (struct GNUNET_MESSENGER_OperationStore *store,
                       const char *directory)
 {
   GNUNET_assert ((store) && (directory));
 
-  char* load_dir;
+  char *load_dir;
   GNUNET_asprintf (&load_dir, "%s%s%c", directory, "operations", 
DIR_SEPARATOR);
 
   if (GNUNET_OK == GNUNET_DISK_directory_test (load_dir, GNUNET_YES))
     GNUNET_DISK_directory_scan (load_dir, callback_scan_for_operations, store);
 
-  GNUNET_free(load_dir);
+  GNUNET_free (load_dir);
 }
 
+
 static int
 iterate_save_operations (void *cls,
                          const struct GNUNET_HashCode *key,
@@ -109,65 +116,73 @@ iterate_save_operations (void *cls,
 
   struct GNUNET_MESSENGER_Operation *op = value;
 
-  if (!op)
+  if (! op)
     return GNUNET_YES;
 
   char *op_dir;
-  GNUNET_asprintf (&op_dir, "%s%s.cfg", save_dir, GNUNET_h2s(key));
-  save_operation(op, op_dir);
+  GNUNET_asprintf (&op_dir, "%s%s.cfg", save_dir, GNUNET_h2s (key));
+  save_operation (op, op_dir);
 
-  GNUNET_free(op_dir);
+  GNUNET_free (op_dir);
   return GNUNET_YES;
 }
 
+
 void
 save_operation_store (const struct GNUNET_MESSENGER_OperationStore *store,
                       const char *directory)
 {
   GNUNET_assert ((store) && (directory));
 
-  char* save_dir;
+  char *save_dir;
   GNUNET_asprintf (&save_dir, "%s%s%c", directory, "operations", 
DIR_SEPARATOR);
 
   if ((GNUNET_YES == GNUNET_DISK_directory_test (save_dir, GNUNET_NO)) ||
       (GNUNET_OK == GNUNET_DISK_directory_create (save_dir)))
-    GNUNET_CONTAINER_multihashmap_iterate (store->operations, 
iterate_save_operations, save_dir);
+    GNUNET_CONTAINER_multihashmap_iterate (store->operations,
+                                           iterate_save_operations, save_dir);
 
-  GNUNET_free(save_dir);
+  GNUNET_free (save_dir);
 }
 
+
 enum GNUNET_MESSENGER_OperationType
 get_store_operation_type (const struct GNUNET_MESSENGER_OperationStore *store,
                           const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((store) && (hash));
+  GNUNET_assert ((store) && (hash));
 
-  struct GNUNET_MESSENGER_Operation *op = 
GNUNET_CONTAINER_multihashmap_get(store->operations, hash);
+  struct GNUNET_MESSENGER_Operation *op = GNUNET_CONTAINER_multihashmap_get (
+    store->operations, hash);
 
-  if (!op)
+  if (! op)
     return GNUNET_MESSENGER_OP_UNKNOWN;
 
   return op->type;
 }
 
+
 int
 use_store_operation (struct GNUNET_MESSENGER_OperationStore *store,
                      const struct GNUNET_HashCode *hash,
                      enum GNUNET_MESSENGER_OperationType type,
                      struct GNUNET_TIME_Relative delay)
 {
-  GNUNET_assert((store) && (hash));
+  GNUNET_assert ((store) && (hash));
 
-  struct GNUNET_MESSENGER_Operation *op = 
GNUNET_CONTAINER_multihashmap_get(store->operations, hash);
+  struct GNUNET_MESSENGER_Operation *op = GNUNET_CONTAINER_multihashmap_get (
+    store->operations, hash);
 
   if (op)
     goto use_op;
 
-  op = create_operation(hash);
+  op = create_operation (hash);
 
-  if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put(store->operations, hash, 
op, GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
+  if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (store->operations, hash,
+                                                      op,
+                                                      
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
   {
-    destroy_operation(op);
+    destroy_operation (op);
 
     return GNUNET_SYSERR;
   }
@@ -177,29 +192,34 @@ use_op:
       (type == GNUNET_MESSENGER_OP_DELETE))
     stop_operation (op);
 
-  return start_operation(op, type, store, delay);
+  return start_operation (op, type, store, delay);
 }
 
+
 void
 cancel_store_operation (struct GNUNET_MESSENGER_OperationStore *store,
                         const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((store) && (hash));
+  GNUNET_assert ((store) && (hash));
 
-  struct GNUNET_MESSENGER_Operation *op = 
GNUNET_CONTAINER_multihashmap_get(store->operations, hash);
+  struct GNUNET_MESSENGER_Operation *op = GNUNET_CONTAINER_multihashmap_get (
+    store->operations, hash);
 
-  if (!op)
+  if (! op)
     return;
 
-  stop_operation(op);
+  stop_operation (op);
 
-  if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_remove(store->operations, 
hash, op))
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Canceled operation could not be 
removed: %s\n",
-               GNUNET_h2s(hash));
+  if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_remove (store->operations,
+                                                          hash, op))
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "Canceled operation could not be removed: %s\n",
+                GNUNET_h2s (hash));
 
-  destroy_operation(op);
+  destroy_operation (op);
 }
 
+
 extern void
 callback_room_deletion (struct GNUNET_MESSENGER_SrvRoom *room,
                         const struct GNUNET_HashCode *hash);
@@ -213,10 +233,10 @@ callback_store_operation (struct 
GNUNET_MESSENGER_OperationStore *store,
                           enum GNUNET_MESSENGER_OperationType type,
                           const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((store) && (hash));
+  GNUNET_assert ((store) && (hash));
 
   struct GNUNET_HashCode op_hash;
-  GNUNET_memcpy(&op_hash, hash, sizeof(op_hash));
+  GNUNET_memcpy (&op_hash, hash, sizeof(op_hash));
   cancel_store_operation (store, &op_hash);
 
   struct GNUNET_MESSENGER_SrvRoom *room = store->room;
diff --git a/src/messenger/gnunet-service-messenger_room.c 
b/src/messenger/gnunet-service-messenger_room.c
index 4e1f2ad87..12d21b814 100644
--- a/src/messenger/gnunet-service-messenger_room.c
+++ b/src/messenger/gnunet-service-messenger_room.c
@@ -49,15 +49,16 @@ struct GNUNET_MESSENGER_SrvRoom*
 create_srv_room (struct GNUNET_MESSENGER_SrvHandle *handle,
                  const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((handle) && (key));
+  GNUNET_assert ((handle) && (key));
 
-  struct GNUNET_MESSENGER_SrvRoom *room = GNUNET_new(struct 
GNUNET_MESSENGER_SrvRoom);
+  struct GNUNET_MESSENGER_SrvRoom *room = GNUNET_new (struct
+                                                      
GNUNET_MESSENGER_SrvRoom);
 
   room->service = handle->service;
   room->host = handle;
   room->port = NULL;
 
-  GNUNET_memcpy(&(room->key), key, sizeof(struct GNUNET_HashCode));
+  GNUNET_memcpy (&(room->key), key, sizeof(struct GNUNET_HashCode));
 
   room->tunnels = GNUNET_CONTAINER_multipeermap_create (8, GNUNET_NO);
 
@@ -67,7 +68,7 @@ create_srv_room (struct GNUNET_MESSENGER_SrvHandle *handle,
   init_operation_store (get_srv_room_operation_store (room), room);
 
   init_list_tunnels (&(room->basement));
-  init_message_state(&(room->state));
+  init_message_state (&(room->state));
 
   room->peer_message = NULL;
 
@@ -77,11 +78,13 @@ create_srv_room (struct GNUNET_MESSENGER_SrvHandle *handle,
   if (room->service->dir)
     load_srv_room (room);
 
-  room->idle = GNUNET_SCHEDULER_add_with_priority 
(GNUNET_SCHEDULER_PRIORITY_IDLE, idle_request_room_messages, room);
+  room->idle = GNUNET_SCHEDULER_add_with_priority (
+    GNUNET_SCHEDULER_PRIORITY_IDLE, idle_request_room_messages, room);
 
   return room;
 }
 
+
 static int
 iterate_destroy_tunnels (void *cls,
                          const struct GNUNET_PeerIdentity *key,
@@ -92,6 +95,7 @@ iterate_destroy_tunnels (void *cls,
   return GNUNET_YES;
 }
 
+
 static void
 handle_room_messages (struct GNUNET_MESSENGER_SrvRoom *room);
 
@@ -99,7 +103,7 @@ void
 destroy_srv_room (struct GNUNET_MESSENGER_SrvRoom *room,
                   int deletion)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
   if (room->idle)
   {
@@ -110,10 +114,11 @@ destroy_srv_room (struct GNUNET_MESSENGER_SrvRoom *room,
   if (room->port)
     GNUNET_CADET_close_port (room->port);
 
-  GNUNET_CONTAINER_multipeermap_iterate (room->tunnels, 
iterate_destroy_tunnels, NULL);
+  GNUNET_CONTAINER_multipeermap_iterate (room->tunnels, 
iterate_destroy_tunnels,
+                                         NULL);
   handle_room_messages (room);
 
-  if (!(room->service->dir))
+  if (! (room->service->dir))
     goto skip_saving;
 
   if (GNUNET_YES == deletion)
@@ -137,49 +142,56 @@ skip_saving:
   GNUNET_free (room);
 }
 
+
 struct GNUNET_MESSENGER_PeerStore*
 get_srv_room_peer_store (struct GNUNET_MESSENGER_SrvRoom *room)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
   return &(room->peer_store);
 }
 
+
 struct GNUNET_MESSENGER_MemberStore*
 get_srv_room_member_store (struct GNUNET_MESSENGER_SrvRoom *room)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
   return &(room->member_store);
 }
 
+
 struct GNUNET_MESSENGER_MessageStore*
 get_srv_room_message_store (struct GNUNET_MESSENGER_SrvRoom *room)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
   return &(room->message_store);
 }
 
+
 struct GNUNET_MESSENGER_OperationStore*
 get_srv_room_operation_store (struct GNUNET_MESSENGER_SrvRoom *room)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
   return &(room->operation_store);
 }
 
+
 static int
 send_room_info (struct GNUNET_MESSENGER_SrvRoom *room,
                 struct GNUNET_MESSENGER_SrvHandle *handle,
                 struct GNUNET_MESSENGER_SrvTunnel *tunnel)
 {
-  if ((!handle) || (!is_tunnel_connected (tunnel)))
+  if ((! handle) || (! is_tunnel_connected (tunnel)))
     return GNUNET_NO;
 
-  return send_tunnel_message (tunnel, handle, create_message_info 
(room->service));
+  return send_tunnel_message (tunnel, handle, create_message_info (
+                                room->service));
 }
 
+
 static void*
 callback_room_connect (void *cls,
                        struct GNUNET_CADET_Channel *channel,
@@ -190,62 +202,72 @@ callback_room_connect (void *cls,
   struct GNUNET_MESSENGER_SrvTunnel *tunnel = create_tunnel (room, source);
 
   if ((tunnel) &&
-      (GNUNET_OK != GNUNET_CONTAINER_multipeermap_put (room->tunnels, source, 
tunnel,
+      (GNUNET_OK != GNUNET_CONTAINER_multipeermap_put (room->tunnels, source,
+                                                       tunnel,
                                                        
GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE)))
   {
     destroy_tunnel (tunnel);
     tunnel = NULL;
   }
 
-  if (!tunnel)
+  if (! tunnel)
   {
     delayed_disconnect_channel (channel);
     return NULL;
   }
 
-  bind_tunnel(tunnel, channel);
+  bind_tunnel (tunnel, channel);
 
-  GNUNET_log(GNUNET_ERROR_TYPE_INFO, "New tunnel in room (%s) established to 
peer: %s\n",
-             GNUNET_h2s(get_srv_room_key(room)), GNUNET_i2s (source));
+  GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+              "New tunnel in room (%s) established to peer: %s\n",
+              GNUNET_h2s (get_srv_room_key (room)), GNUNET_i2s (source));
 
   if (GNUNET_YES == send_room_info (room, room->host, tunnel))
     return tunnel;
 
   disconnect_tunnel (tunnel);
 
-  if (GNUNET_YES == GNUNET_CONTAINER_multipeermap_remove (room->tunnels, 
source, tunnel))
+  if (GNUNET_YES == GNUNET_CONTAINER_multipeermap_remove (room->tunnels, 
source,
+                                                          tunnel))
     destroy_tunnel (tunnel);
 
   return NULL;
 }
 
+
 static int
 join_room (struct GNUNET_MESSENGER_SrvRoom *room,
            struct GNUNET_MESSENGER_SrvHandle *handle,
            struct GNUNET_MESSENGER_Member *member)
 {
-  GNUNET_assert((room) && (handle) && (member));
+  GNUNET_assert ((room) && (handle) && (member));
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Joining room: %s (%s)\n", GNUNET_h2s 
(get_srv_room_key (room)),
-             GNUNET_sh2s (get_member_id(member)));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Joining room: %s (%s)\n", GNUNET_h2s (
+                get_srv_room_key (room)),
+              GNUNET_sh2s (get_member_id (member)));
 
-  const struct GNUNET_ShortHashCode *member_id = get_member_id(member);
+  const struct GNUNET_ShortHashCode *member_id = get_member_id (member);
 
-  if (GNUNET_OK != change_srv_handle_member_id (handle, 
get_srv_room_key(room), member_id))
+  if (GNUNET_OK != change_srv_handle_member_id (handle, get_srv_room_key 
(room),
+                                                member_id))
     return GNUNET_NO;
 
   notify_srv_handle_member_id (handle, room, member_id, GNUNET_YES);
   return GNUNET_YES;
 }
 
+
 static int
 join_room_locally (struct GNUNET_MESSENGER_SrvRoom *room,
                    struct GNUNET_MESSENGER_SrvHandle *handle)
 {
-  const struct GNUNET_ShortHashCode *member_id = get_srv_handle_member_id 
(handle, get_srv_room_key(room));
+  const struct GNUNET_ShortHashCode *member_id = get_srv_handle_member_id (
+    handle, get_srv_room_key (room));
 
-  struct GNUNET_MESSENGER_MemberStore *member_store = 
get_srv_room_member_store(room);
-  struct GNUNET_MESSENGER_Member *member = add_store_member(member_store, 
member_id);
+  struct GNUNET_MESSENGER_MemberStore *member_store =
+    get_srv_room_member_store (room);
+  struct GNUNET_MESSENGER_Member *member = add_store_member (member_store,
+                                                             member_id);
 
   if (GNUNET_NO == join_room (room, handle, member))
     return GNUNET_NO;
@@ -253,6 +275,7 @@ join_room_locally (struct GNUNET_MESSENGER_SrvRoom *room,
   return GNUNET_YES;
 }
 
+
 extern int
 check_tunnel_message (void *cls,
                       const struct GNUNET_MessageHeader *header);
@@ -269,7 +292,7 @@ int
 open_srv_room (struct GNUNET_MESSENGER_SrvRoom *room,
                struct GNUNET_MESSENGER_SrvHandle *handle)
 {
-  GNUNET_assert((room) && (handle));
+  GNUNET_assert ((room) && (handle));
 
   if (room->port)
     return join_room_locally (room, handle);
@@ -277,30 +300,39 @@ open_srv_room (struct GNUNET_MESSENGER_SrvRoom *room,
   struct GNUNET_CADET_Handle *cadet = get_srv_room_cadet (room);
   const struct GNUNET_HashCode *key = get_srv_room_key (room);
 
-  struct GNUNET_MQ_MessageHandler handlers[] = { 
GNUNET_MQ_hd_var_size(tunnel_message, GNUNET_MESSAGE_TYPE_CADET_CLI,
-                                                                       struct 
GNUNET_MessageHeader, NULL),
-                                                 GNUNET_MQ_handler_end() };
+  struct GNUNET_MQ_MessageHandler handlers[] = { GNUNET_MQ_hd_var_size (
+                                                   tunnel_message,
+                                                   
GNUNET_MESSAGE_TYPE_CADET_CLI,
+                                                   struct
+                                                   GNUNET_MessageHeader, NULL),
+                                                 GNUNET_MQ_handler_end () };
 
   struct GNUNET_HashCode port;
-  convert_messenger_key_to_port(key, &port);
-  room->port = GNUNET_CADET_open_port (cadet, &port, callback_room_connect, 
room, NULL, callback_tunnel_disconnect,
+  convert_messenger_key_to_port (key, &port);
+  room->port = GNUNET_CADET_open_port (cadet, &port, callback_room_connect,
+                                       room, NULL, callback_tunnel_disconnect,
                                        handlers);
 
   if (room->port)
-    GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Port of room (%s) was opened!\n",
-               GNUNET_h2s(get_srv_room_key(room)));
+    GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Port of room (%s) was opened!\n",
+                GNUNET_h2s (get_srv_room_key (room)));
   else
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Port of room (%s) could not be 
opened!\n",
-               GNUNET_h2s(get_srv_room_key(room)));
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "Port of room (%s) could not be opened!\n",
+                GNUNET_h2s (get_srv_room_key (room)));
 
-  const struct GNUNET_ShortHashCode *member_id = get_srv_handle_member_id 
(handle, get_srv_room_key(room));
+  const struct GNUNET_ShortHashCode *member_id = get_srv_handle_member_id (
+    handle, get_srv_room_key (room));
 
-  struct GNUNET_MESSENGER_MemberStore *member_store = 
get_srv_room_member_store(room);
-  struct GNUNET_MESSENGER_Member *member = add_store_member(member_store, 
member_id);
+  struct GNUNET_MESSENGER_MemberStore *member_store =
+    get_srv_room_member_store (room);
+  struct GNUNET_MESSENGER_Member *member = add_store_member (member_store,
+                                                             member_id);
 
   if ((GNUNET_NO == join_room (room, handle, member)) && (room->port))
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "You could not join the room, 
therefore it keeps closed!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "You could not join the room, therefore it keeps closed!\n");
 
     GNUNET_CADET_close_port (room->port);
     room->port = NULL;
@@ -308,35 +340,40 @@ open_srv_room (struct GNUNET_MESSENGER_SrvRoom *room,
     return GNUNET_NO;
   }
 
-  if (!room->port)
+  if (! room->port)
     return GNUNET_NO;
 
-  return send_srv_room_message (room, handle, create_message_peer 
(room->service));
+  return send_srv_room_message (room, handle, create_message_peer (
+                                  room->service));
 }
 
+
 int
 enter_srv_room_at (struct GNUNET_MESSENGER_SrvRoom *room,
                    struct GNUNET_MESSENGER_SrvHandle *handle,
                    const struct GNUNET_PeerIdentity *door)
 {
-  GNUNET_assert((room) && (handle) && (door));
+  GNUNET_assert ((room) && (handle) && (door));
 
   struct GNUNET_PeerIdentity peer;
 
   if ((GNUNET_OK == get_service_peer_identity (room->service, &peer)) &&
-      (0 == GNUNET_memcmp(&peer, door)))
+      (0 == GNUNET_memcmp (&peer, door)))
     return join_room_locally (room, handle);
 
-  struct GNUNET_MESSENGER_SrvTunnel *tunnel = 
GNUNET_CONTAINER_multipeermap_get (room->tunnels, door);
+  struct GNUNET_MESSENGER_SrvTunnel *tunnel =
+    GNUNET_CONTAINER_multipeermap_get (room->tunnels, door);
 
-  if (!tunnel)
+  if (! tunnel)
   {
     tunnel = create_tunnel (room, door);
 
-    if (GNUNET_OK != GNUNET_CONTAINER_multipeermap_put (room->tunnels, door, 
tunnel,
+    if (GNUNET_OK != GNUNET_CONTAINER_multipeermap_put (room->tunnels, door,
+                                                        tunnel,
                                                         
GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE))
     {
-      GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "You could not connect to that 
door!\n");
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                  "You could not connect to that door!\n");
       destroy_tunnel (tunnel);
       return GNUNET_NO;
     }
@@ -344,7 +381,8 @@ enter_srv_room_at (struct GNUNET_MESSENGER_SrvRoom *room,
 
   if (GNUNET_SYSERR == connect_tunnel (tunnel))
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Connection failure during 
entrance!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Connection failure during entrance!\n");
     GNUNET_CONTAINER_multipeermap_remove (room->tunnels, door, tunnel);
     destroy_tunnel (tunnel);
     return GNUNET_NO;
@@ -353,20 +391,22 @@ enter_srv_room_at (struct GNUNET_MESSENGER_SrvRoom *room,
   return join_room_locally (room, handle);
 }
 
+
 static void
 sign_srv_room_message_by_peer (const void *cls,
-                                 struct GNUNET_MESSENGER_Message *message,
-                                 uint16_t length,
-                                 char *buffer,
-                                 const struct GNUNET_HashCode *hash)
+                               struct GNUNET_MESSENGER_Message *message,
+                               uint16_t length,
+                               char *buffer,
+                               const struct GNUNET_HashCode *hash)
 {
   const struct GNUNET_MESSENGER_SrvHandle *handle = cls;
 
-  GNUNET_assert((handle) && (handle->service));
+  GNUNET_assert ((handle) && (handle->service));
 
-  sign_message_by_peer(message, length, buffer, hash, handle->service->config);
+  sign_message_by_peer (message, length, buffer, hash, 
handle->service->config);
 }
 
+
 struct GNUNET_MQ_Envelope*
 pack_srv_room_message (const struct GNUNET_MESSENGER_SrvRoom *room,
                        const struct GNUNET_MESSENGER_SrvHandle *handle,
@@ -374,27 +414,31 @@ pack_srv_room_message (const struct 
GNUNET_MESSENGER_SrvRoom *room,
                        struct GNUNET_HashCode *hash,
                        int mode)
 {
-  GNUNET_assert((room) && (handle) && (message) && (hash));
+  GNUNET_assert ((room) && (handle) && (message) && (hash));
 
-  if (GNUNET_YES != is_peer_message(message))
+  if (GNUNET_YES != is_peer_message (message))
     return pack_message (message, hash, NULL, mode, NULL);
 
-  message->header.timestamp = GNUNET_TIME_absolute_hton 
(GNUNET_TIME_absolute_get ());
+  message->header.timestamp = GNUNET_TIME_absolute_hton (
+    GNUNET_TIME_absolute_get ());
 
   struct GNUNET_PeerIdentity peer;
-  if (GNUNET_OK != get_service_peer_identity(handle->service, &peer))
+  if (GNUNET_OK != get_service_peer_identity (handle->service, &peer))
     return NULL;
 
-  convert_peer_identity_to_id(&peer, &(message->header.sender_id));
+  convert_peer_identity_to_id (&peer, &(message->header.sender_id));
   get_message_state_chain_hash (&(room->state), &(message->header.previous));
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Packing message with peer signature: 
%s\n",
-                 GNUNET_sh2s (&(message->header.sender_id)));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Packing message with peer signature: %s\n",
+              GNUNET_sh2s (&(message->header.sender_id)));
 
   message->header.signature.type = htonl (GNUNET_IDENTITY_TYPE_EDDSA);
-  return pack_message (message, hash, sign_srv_room_message_by_peer, mode, 
handle);
+  return pack_message (message, hash, sign_srv_room_message_by_peer, mode,
+                       handle);
 }
 
+
 struct GNUNET_MESSENGER_ClosureSendRoom
 {
   struct GNUNET_MESSENGER_SrvRoom *room;
@@ -412,8 +456,8 @@ iterate_send_room_message (void *cls,
 {
   struct GNUNET_MESSENGER_SrvTunnel *tunnel = value;
 
-  if ((!is_tunnel_connected (tunnel)) ||
-      (get_tunnel_messenger_version(tunnel) < GNUNET_MESSENGER_VERSION))
+  if ((! is_tunnel_connected (tunnel)) ||
+      (get_tunnel_messenger_version (tunnel) < GNUNET_MESSENGER_VERSION))
     return GNUNET_YES;
 
   struct GNUNET_MESSENGER_ClosureSendRoom *closure = cls;
@@ -425,14 +469,16 @@ iterate_send_room_message (void *cls,
 
   if (closure->packed == GNUNET_NO)
   {
-    env = pack_srv_room_message (closure->room, closure->handle, 
closure->message, closure->hash,
-    GNUNET_MESSENGER_PACK_MODE_ENVELOPE);
+    env = pack_srv_room_message (closure->room, closure->handle,
+                                 closure->message, closure->hash,
+                                 GNUNET_MESSENGER_PACK_MODE_ENVELOPE);
 
     if (env)
       closure->packed = GNUNET_YES;
   }
   else
-    env = pack_message(closure->message, NULL, NULL, 
GNUNET_MESSENGER_PACK_MODE_ENVELOPE, NULL);
+    env = pack_message (closure->message, NULL, NULL,
+                        GNUNET_MESSENGER_PACK_MODE_ENVELOPE, NULL);
 
   if (env)
     send_tunnel_envelope (tunnel, env, closure->hash);
@@ -440,6 +486,7 @@ iterate_send_room_message (void *cls,
   return GNUNET_YES;
 }
 
+
 int
 update_room_message (struct GNUNET_MESSENGER_SrvRoom *room,
                      struct GNUNET_MESSENGER_Message *message,
@@ -455,16 +502,17 @@ send_srv_room_message (struct GNUNET_MESSENGER_SrvRoom 
*room,
                        struct GNUNET_MESSENGER_SrvHandle *handle,
                        struct GNUNET_MESSENGER_Message *message)
 {
-  GNUNET_assert((room) && (handle));
+  GNUNET_assert ((room) && (handle));
 
-  if (!message)
+  if (! message)
     return GNUNET_NO;
 
-  if (GNUNET_YES == is_message_session_bound(message))
-    merge_srv_room_last_messages(room, handle);
+  if (GNUNET_YES == is_message_session_bound (message))
+    merge_srv_room_last_messages (room, handle);
 
 
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending message from handle in room: 
%s (%s)\n",
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Sending message from handle in room: %s (%s)\n",
               GNUNET_h2s (&(room->key)),
               GNUNET_MESSENGER_name_of_kind (message->header.kind));
 
@@ -478,10 +526,12 @@ send_srv_room_message (struct GNUNET_MESSENGER_SrvRoom 
*room,
   closure.hash = &hash;
   closure.packed = GNUNET_NO;
 
-  GNUNET_CONTAINER_multipeermap_iterate (room->tunnels, 
iterate_send_room_message, &closure);
+  GNUNET_CONTAINER_multipeermap_iterate (room->tunnels,
+                                         iterate_send_room_message, &closure);
 
   if (GNUNET_NO == closure.packed)
-    pack_srv_room_message (room, handle, message, &hash, 
GNUNET_MESSENGER_PACK_MODE_UNKNOWN);
+    pack_srv_room_message (room, handle, message, &hash,
+                           GNUNET_MESSENGER_PACK_MODE_UNKNOWN);
 
   const int new_message = update_room_message (room, message, &hash);
 
@@ -513,21 +563,22 @@ send_srv_room_message (struct GNUNET_MESSENGER_SrvRoom 
*room,
   return GNUNET_YES;
 }
 
+
 void
 forward_srv_room_message (struct GNUNET_MESSENGER_SrvRoom *room,
                           struct GNUNET_MESSENGER_SrvTunnel *tunnel,
                           struct GNUNET_MESSENGER_Message *message,
                           const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((room) && (tunnel));
+  GNUNET_assert ((room) && (tunnel));
 
-  if (!message)
+  if (! message)
     return;
 
   struct GNUNET_MESSENGER_ClosureSendRoom closure;
   struct GNUNET_HashCode message_hash;
 
-  GNUNET_memcpy(&message_hash, hash, sizeof(struct GNUNET_HashCode));
+  GNUNET_memcpy (&message_hash, hash, sizeof(struct GNUNET_HashCode));
 
   closure.room = room;
   closure.handle = NULL;
@@ -536,38 +587,43 @@ forward_srv_room_message (struct GNUNET_MESSENGER_SrvRoom 
*room,
   closure.hash = &message_hash;
   closure.packed = GNUNET_YES;
 
-  GNUNET_CONTAINER_multipeermap_iterate (room->tunnels, 
iterate_send_room_message, &closure);
+  GNUNET_CONTAINER_multipeermap_iterate (room->tunnels,
+                                         iterate_send_room_message, &closure);
 }
 
+
 void
 check_srv_room_peer_status (struct GNUNET_MESSENGER_SrvRoom *room,
                             struct GNUNET_MESSENGER_SrvTunnel *tunnel)
 {
-  if (!room->peer_message)
+  if (! room->peer_message)
     return;
 
-  struct GNUNET_MESSENGER_MessageStore *message_store = 
get_srv_room_message_store(room);
+  struct GNUNET_MESSENGER_MessageStore *message_store =
+    get_srv_room_message_store (room);
 
-  const struct GNUNET_MESSENGER_Message *message = 
get_store_message(message_store, room->peer_message);
+  const struct GNUNET_MESSENGER_Message *message = get_store_message (
+    message_store, room->peer_message);
 
-  if (!message)
+  if (! message)
   {
-    GNUNET_free(room->peer_message);
+    GNUNET_free (room->peer_message);
     room->peer_message = NULL;
     return;
   }
 
   if (tunnel)
-    forward_tunnel_message(tunnel, message, room->peer_message);
+    forward_tunnel_message (tunnel, message, room->peer_message);
 }
 
+
 void
 merge_srv_room_last_messages (struct GNUNET_MESSENGER_SrvRoom *room,
                               struct GNUNET_MESSENGER_SrvHandle *handle)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
-  if (!handle)
+  if (! handle)
     return;
 
   const struct GNUNET_HashCode *hash;
@@ -575,132 +631,154 @@ merge_srv_room_last_messages (struct 
GNUNET_MESSENGER_SrvRoom *room,
 merge_next:
   hash = get_message_state_merge_hash (&(room->state));
 
-  if (!hash)
+  if (! hash)
     return;
 
   send_srv_room_message (room, handle, create_message_merge (hash));
   goto merge_next;
 }
 
+
 void
 callback_room_deletion (struct GNUNET_MESSENGER_SrvRoom *room,
                         const struct GNUNET_HashCode *hash)
 {
-  if (GNUNET_OK != delete_store_message (get_srv_room_message_store(room), 
hash))
+  if (GNUNET_OK != delete_store_message (get_srv_room_message_store (room),
+                                         hash))
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Deletion of message failed! 
(%s)\n", GNUNET_h2s(hash));
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Deletion of message failed! 
(%s)\n",
+                GNUNET_h2s (hash));
     return;
   }
 }
 
+
 void
 callback_room_merge (struct GNUNET_MESSENGER_SrvRoom *room,
                      const struct GNUNET_HashCode *hash)
 {
-  if (!room->host)
+  if (! room->host)
     return;
 
   send_srv_room_message (room, room->host, create_message_merge (hash));
 }
 
+
 int
 delete_srv_room_message (struct GNUNET_MESSENGER_SrvRoom *room,
                          struct GNUNET_MESSENGER_MemberSession *session,
                          const struct GNUNET_HashCode *hash,
                          const struct GNUNET_TIME_Relative delay)
 {
-  GNUNET_assert((room) && (session) && (hash));
+  GNUNET_assert ((room) && (session) && (hash));
 
-  const struct GNUNET_TIME_Relative forever = 
GNUNET_TIME_relative_get_forever_ ();
+  const struct GNUNET_TIME_Relative forever =
+    GNUNET_TIME_relative_get_forever_ ();
 
-  if (0 == GNUNET_memcmp(&forever, &delay))
+  if (0 == GNUNET_memcmp (&forever, &delay))
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Deletion is delayed forever: operation 
is impossible!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+                "Deletion is delayed forever: operation is impossible!\n");
     return GNUNET_SYSERR;
   }
 
-  struct GNUNET_MESSENGER_MessageStore *message_store = 
get_srv_room_message_store(room);
+  struct GNUNET_MESSENGER_MessageStore *message_store =
+    get_srv_room_message_store (room);
 
-  const struct GNUNET_MESSENGER_Message *message = 
get_store_message(message_store, hash);
+  const struct GNUNET_MESSENGER_Message *message = get_store_message (
+    message_store, hash);
 
-  if (!message)
+  if (! message)
     return GNUNET_YES;
 
-  if (GNUNET_YES != check_member_session_history(session, hash, GNUNET_YES))
+  if (GNUNET_YES != check_member_session_history (session, hash, GNUNET_YES))
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Unpermitted request for deletion by 
member (%s) of message (%s)!\n",
-               GNUNET_sh2s(get_member_session_id(session)), GNUNET_h2s(hash));
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "Unpermitted request for deletion by member (%s) of message 
(%s)!\n",
+                GNUNET_sh2s (get_member_session_id (session)), GNUNET_h2s (
+                  hash));
 
     return GNUNET_NO;
   }
 
-  struct GNUNET_MESSENGER_OperationStore *operation_store = 
get_srv_room_operation_store(room);
+  struct GNUNET_MESSENGER_OperationStore *operation_store =
+    get_srv_room_operation_store (room);
 
-  if (GNUNET_OK != use_store_operation(operation_store, hash, 
GNUNET_MESSENGER_OP_DELETE, delay))
+  if (GNUNET_OK != use_store_operation (operation_store, hash,
+                                        GNUNET_MESSENGER_OP_DELETE, delay))
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Deletion has failed: operation 
denied!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Deletion has failed: operation denied!\n");
     return GNUNET_SYSERR;
   }
 
   return GNUNET_YES;
 }
 
+
 struct GNUNET_CADET_Handle*
 get_srv_room_cadet (struct GNUNET_MESSENGER_SrvRoom *room)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
   return room->service->cadet;
 }
 
+
 const struct GNUNET_HashCode*
 get_srv_room_key (const struct GNUNET_MESSENGER_SrvRoom *room)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
   return &(room->key);
 }
 
+
 const struct GNUNET_MESSENGER_SrvTunnel*
 get_srv_room_tunnel (const struct GNUNET_MESSENGER_SrvRoom *room,
                      const struct GNUNET_PeerIdentity *peer)
 {
-  GNUNET_assert((room) && (peer));
+  GNUNET_assert ((room) && (peer));
 
   return GNUNET_CONTAINER_multipeermap_get (room->tunnels, peer);
 }
 
+
 static int
 request_room_message_step (struct GNUNET_MESSENGER_SrvRoom *room,
                            const struct GNUNET_HashCode *hash,
                            const struct GNUNET_MESSENGER_MemberSession 
*session,
                            GNUNET_MESSENGER_MessageRequestCallback callback,
-                           void* cls)
+                           void *cls)
 {
-  struct GNUNET_MESSENGER_MessageStore *message_store = 
get_srv_room_message_store(room);
+  struct GNUNET_MESSENGER_MessageStore *message_store =
+    get_srv_room_message_store (room);
 
-  const struct GNUNET_MESSENGER_MessageLink *link = get_store_message_link(
-      message_store, hash, GNUNET_YES
-  );
+  const struct GNUNET_MESSENGER_MessageLink *link = get_store_message_link (
+    message_store, hash, GNUNET_YES
+    );
 
-  if (!link)
+  if (! link)
     goto forward;
 
-  int result = request_room_message_step(room, &(link->first), session, 
callback, cls);
+  int result = request_room_message_step (room, &(link->first), session,
+                                          callback, cls);
 
   if ((GNUNET_YES == link->multiple) &&
-      (GNUNET_YES == request_room_message_step(room, &(link->second), session, 
callback, cls)))
+      (GNUNET_YES == request_room_message_step (room, &(link->second), session,
+                                                callback, cls)))
     return GNUNET_YES;
   else
     return result;
 
 forward:
-  if (GNUNET_YES != check_member_session_history(session, hash, GNUNET_NO))
+  if (GNUNET_YES != check_member_session_history (session, hash, GNUNET_NO))
     return GNUNET_YES;
 
-  const struct GNUNET_MESSENGER_Message *message = 
get_store_message(message_store, hash);
+  const struct GNUNET_MESSENGER_Message *message = get_store_message (
+    message_store, hash);
 
-  if (!message)
+  if (! message)
     return GNUNET_NO;
 
   if (callback)
@@ -709,14 +787,15 @@ forward:
   return GNUNET_YES;
 }
 
+
 int
 request_srv_room_message (struct GNUNET_MESSENGER_SrvRoom *room,
                           const struct GNUNET_HashCode *hash,
                           const struct GNUNET_MESSENGER_MemberSession *session,
                           GNUNET_MESSENGER_MessageRequestCallback callback,
-                          void* cls)
+                          void *cls)
 {
-  GNUNET_assert((room) && (hash));
+  GNUNET_assert ((room) && (hash));
 
   int result = request_room_message_step (room, hash, session, callback, cls);
 
@@ -726,26 +805,31 @@ request_srv_room_message (struct GNUNET_MESSENGER_SrvRoom 
*room,
   return result;
 }
 
+
 void
 callback_room_disconnect (struct GNUNET_MESSENGER_SrvRoom *room,
                           void *cls)
 {
   struct GNUNET_MESSENGER_SrvTunnel *tunnel = cls;
 
-  if (!room->host)
+  if (! room->host)
     return;
 
   struct GNUNET_PeerIdentity identity;
-  get_tunnel_peer_identity(tunnel, &identity);
+  get_tunnel_peer_identity (tunnel, &identity);
 
-  if ((GNUNET_YES != GNUNET_CONTAINER_multipeermap_remove (room->tunnels, 
&identity, tunnel)) ||
-      (GNUNET_YES == GNUNET_CONTAINER_multipeermap_contains(room->tunnels, 
&identity)))
+  if ((GNUNET_YES != GNUNET_CONTAINER_multipeermap_remove (room->tunnels,
+                                                           &identity,
+                                                           tunnel)) ||
+      (GNUNET_YES == GNUNET_CONTAINER_multipeermap_contains (room->tunnels,
+                                                             &identity)))
     return;
 
   if (GNUNET_YES == contains_list_tunnels (&(room->basement), &identity))
     send_srv_room_message (room, room->host, create_message_miss (&identity));
 }
 
+
 int
 callback_verify_room_message (struct GNUNET_MESSENGER_SrvRoom *room,
                               void *cls,
@@ -754,32 +838,40 @@ callback_verify_room_message (struct 
GNUNET_MESSENGER_SrvRoom *room,
 {
   if (GNUNET_MESSENGER_KIND_UNKNOWN == message->header.kind)
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Message error: Kind is unknown! 
(%d)\n", message->header.kind);
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Message error: Kind is unknown! (%d)\n", 
message->header.kind);
     return GNUNET_SYSERR;
   }
 
-  struct GNUNET_MESSENGER_MessageStore *message_store = 
get_srv_room_message_store(room);
+  struct GNUNET_MESSENGER_MessageStore *message_store =
+    get_srv_room_message_store (room);
 
-  const struct GNUNET_MESSENGER_Message *previous = 
get_store_message(message_store, &(message->header.previous));
+  const struct GNUNET_MESSENGER_Message *previous = get_store_message (
+    message_store, &(message->header.previous));
 
-  if (!previous)
+  if (! previous)
     goto skip_time_comparison;
 
-  struct GNUNET_TIME_Absolute timestamp = 
GNUNET_TIME_absolute_ntoh(message->header.timestamp);
-  struct GNUNET_TIME_Absolute last = 
GNUNET_TIME_absolute_ntoh(previous->header.timestamp);
+  struct GNUNET_TIME_Absolute timestamp = GNUNET_TIME_absolute_ntoh (
+    message->header.timestamp);
+  struct GNUNET_TIME_Absolute last = GNUNET_TIME_absolute_ntoh (
+    previous->header.timestamp);
 
-  if (GNUNET_TIME_relative_get_zero_().rel_value_us != 
GNUNET_TIME_absolute_get_difference(timestamp, last).rel_value_us)
+  if (GNUNET_TIME_relative_get_zero_ ().rel_value_us !=
+      GNUNET_TIME_absolute_get_difference (timestamp, last).rel_value_us)
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Message warning: Timestamp does not 
check out!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "Message warning: Timestamp does not check out!\n");
   }
 
 skip_time_comparison:
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Receiving message of kind: %s!\n",
-             GNUNET_MESSENGER_name_of_kind(message->header.kind));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Receiving message of kind: %s!\n",
+              GNUNET_MESSENGER_name_of_kind (message->header.kind));
 
   return GNUNET_OK;
 }
 
+
 static void
 idle_request_room_messages (void *cls)
 {
@@ -787,63 +879,74 @@ idle_request_room_messages (void *cls)
 
   room->idle = NULL;
 
-  struct GNUNET_MESSENGER_OperationStore *operation_store = 
get_srv_room_operation_store(room);
-  const struct GNUNET_HashCode *hash = 
get_message_state_merge_hash(&(room->state));
+  struct GNUNET_MESSENGER_OperationStore *operation_store =
+    get_srv_room_operation_store (room);
+  const struct GNUNET_HashCode *hash = get_message_state_merge_hash (
+    &(room->state));
 
   if ((hash) &&
-      (GNUNET_MESSENGER_OP_UNKNOWN == 
get_store_operation_type(operation_store, hash)))
-    use_store_operation(
-        operation_store,
-        hash,
-        GNUNET_MESSENGER_OP_MERGE,
-        GNUNET_MESSENGER_MERGE_DELAY
-    );
+      (GNUNET_MESSENGER_OP_UNKNOWN == get_store_operation_type 
(operation_store,
+                                                                hash)))
+    use_store_operation (
+      operation_store,
+      hash,
+      GNUNET_MESSENGER_OP_MERGE,
+      GNUNET_MESSENGER_MERGE_DELAY
+      );
 
   room->idle = GNUNET_SCHEDULER_add_delayed_with_priority (
-      GNUNET_MESSENGER_IDLE_DELAY,
-      GNUNET_SCHEDULER_PRIORITY_IDLE,
-      idle_request_room_messages,
-      cls
-  );
+    GNUNET_MESSENGER_IDLE_DELAY,
+    GNUNET_SCHEDULER_PRIORITY_IDLE,
+    idle_request_room_messages,
+    cls
+    );
 }
 
+
 void
 solve_srv_room_member_collisions (struct GNUNET_MESSENGER_SrvRoom *room,
-                                  const struct GNUNET_IDENTITY_PublicKey 
*public_key,
+                                  const struct
+                                  GNUNET_IDENTITY_PublicKey *public_key,
                                   const struct GNUNET_ShortHashCode *member_id,
                                   struct GNUNET_TIME_Absolute timestamp)
 {
   GNUNET_assert ((room) && (public_key) && (member_id));
 
-  struct GNUNET_MESSENGER_MemberStore *member_store = 
get_srv_room_member_store(room);
-  struct GNUNET_MESSENGER_Member *member = get_store_member(member_store, 
member_id);
+  struct GNUNET_MESSENGER_MemberStore *member_store =
+    get_srv_room_member_store (room);
+  struct GNUNET_MESSENGER_Member *member = get_store_member (member_store,
+                                                             member_id);
 
-  if ((!member) || (1 >= GNUNET_CONTAINER_multihashmap_size(member->sessions)))
+  if ((! member) || (1 >= GNUNET_CONTAINER_multihashmap_size (
+                       member->sessions)))
     return;
 
   struct GNUNET_MESSENGER_ListHandles *handles = &(room->service->handles);
-  struct GNUNET_MESSENGER_ListHandle* element;
+  struct GNUNET_MESSENGER_ListHandle *element;
 
   const struct GNUNET_IDENTITY_PublicKey *pubkey;
 
   for (element = handles->head; element; element = element->next)
   {
-    if (0 != GNUNET_memcmp(member_id, 
get_srv_handle_member_id(element->handle, get_srv_room_key(room))))
+    if (0 != GNUNET_memcmp (member_id, get_srv_handle_member_id (
+                              element->handle, get_srv_room_key (room))))
       continue;
 
-    pubkey = get_srv_handle_key(element->handle);
+    pubkey = get_srv_handle_key (element->handle);
 
-    if (0 == GNUNET_memcmp(public_key, pubkey))
+    if (0 == GNUNET_memcmp (public_key, pubkey))
       continue;
 
-    struct GNUNET_MESSENGER_MemberSession *session = 
get_member_session(member, pubkey);
+    struct GNUNET_MESSENGER_MemberSession *session = get_member_session 
(member,
+                                                                         
pubkey);
 
-    if (!session)
+    if (! session)
       continue;
 
-    struct GNUNET_TIME_Absolute start = get_member_session_start(session);
+    struct GNUNET_TIME_Absolute start = get_member_session_start (session);
 
-    if (GNUNET_TIME_relative_get_zero_().rel_value_us != 
GNUNET_TIME_absolute_get_difference(start, timestamp).rel_value_us)
+    if (GNUNET_TIME_relative_get_zero_ ().rel_value_us !=
+        GNUNET_TIME_absolute_get_difference (start, timestamp).rel_value_us)
       continue;
 
     struct GNUNET_ShortHashCode random_id;
@@ -853,16 +956,17 @@ solve_srv_room_member_collisions (struct 
GNUNET_MESSENGER_SrvRoom *room,
   }
 }
 
+
 void
 rebuild_srv_room_basement_structure (struct GNUNET_MESSENGER_SrvRoom *room)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
   struct GNUNET_PeerIdentity peer;
   size_t src;
 
   if ((GNUNET_OK != get_service_peer_identity (room->service, &peer)) ||
-      (!find_list_tunnels (&(room->basement), &peer, &src)))
+      (! find_list_tunnels (&(room->basement), &peer, &src)))
     return;
 
   size_t count = count_of_tunnels (&(room->basement));
@@ -878,7 +982,7 @@ rebuild_srv_room_basement_structure (struct 
GNUNET_MESSENGER_SrvRoom *room)
 
     tunnel = GNUNET_CONTAINER_multipeermap_get (room->tunnels, &peer);
 
-    if (!tunnel)
+    if (! tunnel)
     {
       element = remove_from_list_tunnels (&(room->basement), element);
       continue;
@@ -900,20 +1004,25 @@ rebuild_srv_room_basement_structure (struct 
GNUNET_MESSENGER_SrvRoom *room)
   }
 }
 
+
 static void
 handle_room_messages (struct GNUNET_MESSENGER_SrvRoom *room)
 {
-  struct GNUNET_MESSENGER_MessageStore *message_store = 
get_srv_room_message_store (room);
-  struct GNUNET_MESSENGER_MemberStore *member_store = 
get_srv_room_member_store (room);
-  struct GNUNET_MESSENGER_PeerStore *peer_store = get_srv_room_peer_store 
(room);
+  struct GNUNET_MESSENGER_MessageStore *message_store =
+    get_srv_room_message_store (room);
+  struct GNUNET_MESSENGER_MemberStore *member_store =
+    get_srv_room_member_store (room);
+  struct GNUNET_MESSENGER_PeerStore *peer_store = get_srv_room_peer_store (
+    room);
 
   while (room->handling.head)
   {
     struct GNUNET_MESSENGER_ListMessage *element = room->handling.head;
 
-    const struct GNUNET_MESSENGER_Message *message = get_store_message 
(message_store, &(element->hash));
+    const struct GNUNET_MESSENGER_Message *message = get_store_message (
+      message_store, &(element->hash));
 
-    if (!message)
+    if (! message)
       goto finish_handling;
 
     struct GNUNET_MESSENGER_SenderSession session;
@@ -922,62 +1031,73 @@ handle_room_messages (struct GNUNET_MESSENGER_SrvRoom 
*room)
     {
       session.peer = get_store_peer_of (peer_store, message, &(element->hash));
 
-      if (!session.peer)
+      if (! session.peer)
         goto finish_handling;
     }
     else
     {
-      struct GNUNET_MESSENGER_Member *member = get_store_member_of 
(member_store, message);
+      struct GNUNET_MESSENGER_Member *member = get_store_member_of (
+        member_store, message);
 
-      if (!member)
+      if (! member)
         goto finish_handling;
 
-      session.member = get_member_session_of (member, message, 
&(element->hash));
+      session.member = get_member_session_of (member, message,
+                                              &(element->hash));
 
-      if (!session.member)
+      if (! session.member)
         goto finish_handling;
     }
 
-    handle_service_message (room->service, room, &session, message, 
&(element->hash));
+    handle_service_message (room->service, room, &session, message,
+                            &(element->hash));
 
 finish_handling:
-    GNUNET_CONTAINER_DLL_remove(room->handling.head, room->handling.tail, 
element);
-    GNUNET_free(element);
+    GNUNET_CONTAINER_DLL_remove (room->handling.head, room->handling.tail,
+                                 element);
+    GNUNET_free (element);
   }
 }
 
+
 int
 update_room_message (struct GNUNET_MESSENGER_SrvRoom *room,
                      struct GNUNET_MESSENGER_Message *message,
                      const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((room) && (message) && (hash));
+  GNUNET_assert ((room) && (message) && (hash));
 
-  struct GNUNET_MESSENGER_OperationStore *operation_store = 
get_srv_room_operation_store(room);
+  struct GNUNET_MESSENGER_OperationStore *operation_store =
+    get_srv_room_operation_store (room);
 
-  const int requested = (GNUNET_MESSENGER_OP_REQUEST == 
get_store_operation_type(operation_store, hash)?
-      GNUNET_YES : GNUNET_NO
-  );
+  const int requested = (GNUNET_MESSENGER_OP_REQUEST ==
+                         get_store_operation_type (operation_store, hash)?
+                         GNUNET_YES : GNUNET_NO
+                         );
 
   if (GNUNET_YES == requested)
-    cancel_store_operation(operation_store, hash);
+    cancel_store_operation (operation_store, hash);
 
-  struct GNUNET_MESSENGER_MessageStore *message_store = 
get_srv_room_message_store(room);
+  struct GNUNET_MESSENGER_MessageStore *message_store =
+    get_srv_room_message_store (room);
 
-  const struct GNUNET_MESSENGER_Message *old_message = get_store_message 
(message_store, hash);
+  const struct GNUNET_MESSENGER_Message *old_message = get_store_message (
+    message_store, hash);
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Handle a message in room (%s).\n", 
GNUNET_h2s (get_srv_room_key(room)));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Handle a message in room (%s).\n",
+              GNUNET_h2s (get_srv_room_key (room)));
 
-  if ((old_message) || (GNUNET_OK != put_store_message (message_store, hash, 
message)))
+  if ((old_message) || (GNUNET_OK != put_store_message (message_store, hash,
+                                                        message)))
   {
     if (old_message != message)
-      destroy_message(message);
+      destroy_message (message);
 
-    GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Duplicate message got dropped!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Duplicate message got dropped!\n");
     return GNUNET_NO;
   }
 
-  update_message_state(&(room->state), requested, message, hash);
+  update_message_state (&(room->state), requested, message, hash);
 
   if ((GNUNET_YES == requested) ||
       (GNUNET_MESSENGER_KIND_INFO == message->header.kind) ||
@@ -985,15 +1105,20 @@ update_room_message (struct GNUNET_MESSENGER_SrvRoom 
*room,
     return GNUNET_YES;
 
   if ((GNUNET_MESSENGER_KIND_MERGE == message->header.kind) &&
-      (GNUNET_MESSENGER_OP_MERGE == get_store_operation_type(operation_store, 
&(message->body.merge.previous))))
-    cancel_store_operation(operation_store, &(message->body.merge.previous));
+      (GNUNET_MESSENGER_OP_MERGE == get_store_operation_type (operation_store,
+                                                              &(message->body.
+                                                                
merge.previous))))
+    cancel_store_operation (operation_store, &(message->body.merge.previous));
 
-  if (GNUNET_MESSENGER_OP_MERGE == get_store_operation_type(operation_store, 
&(message->header.previous)))
-    cancel_store_operation(operation_store, &(message->header.previous));
+  if (GNUNET_MESSENGER_OP_MERGE == get_store_operation_type (operation_store,
+                                                             &(message->header.
+                                                               previous)))
+    cancel_store_operation (operation_store, &(message->header.previous));
 
   return GNUNET_YES;
 }
 
+
 struct GNUNET_MESSENGER_MemberSessionCompletion
 {
   struct GNUNET_MESSENGER_MemberSessionCompletion *prev;
@@ -1013,27 +1138,29 @@ struct GNUNET_MESSENGER_MemberUpdate
 
 static int
 iterate_update_member_sessions (void *cls,
-                                const struct GNUNET_IDENTITY_PublicKey 
*public_key,
+                                const struct
+                                GNUNET_IDENTITY_PublicKey *public_key,
                                 struct GNUNET_MESSENGER_MemberSession *session)
 {
   struct GNUNET_MESSENGER_MemberUpdate *update = cls;
 
-  update_member_session_history(session, update->message, update->hash);
+  update_member_session_history (session, update->message, update->hash);
 
-  if (GNUNET_YES == is_member_session_completed(session))
+  if (GNUNET_YES == is_member_session_completed (session))
   {
-    struct GNUNET_MESSENGER_MemberSessionCompletion *element = GNUNET_new(
-        struct GNUNET_MESSENGER_MemberSessionCompletion
-    );
+    struct GNUNET_MESSENGER_MemberSessionCompletion *element = GNUNET_new (
+      struct GNUNET_MESSENGER_MemberSessionCompletion
+      );
 
     element->session = session;
 
-    GNUNET_CONTAINER_DLL_insert_tail(update->head, update->tail, element);
+    GNUNET_CONTAINER_DLL_insert_tail (update->head, update->tail, element);
   }
 
   return GNUNET_YES;
 }
 
+
 static void
 remove_room_member_session (struct GNUNET_MESSENGER_SrvRoom *room,
                             struct GNUNET_MESSENGER_MemberSession *session);
@@ -1043,10 +1170,12 @@ callback_room_handle_message (struct 
GNUNET_MESSENGER_SrvRoom *room,
                               const struct GNUNET_MESSENGER_Message *message,
                               const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((room) && (message) && (hash));
+  GNUNET_assert ((room) && (message) && (hash));
 
-  struct GNUNET_MESSENGER_PeerStore *peer_store = get_srv_room_peer_store 
(room);
-  struct GNUNET_MESSENGER_MemberStore *member_store = 
get_srv_room_member_store (room);
+  struct GNUNET_MESSENGER_PeerStore *peer_store = get_srv_room_peer_store (
+    room);
+  struct GNUNET_MESSENGER_MemberStore *member_store =
+    get_srv_room_member_store (room);
 
   struct GNUNET_MESSENGER_SenderSession session;
 
@@ -1054,29 +1183,34 @@ callback_room_handle_message (struct 
GNUNET_MESSENGER_SrvRoom *room,
   {
     session.peer = get_store_peer_of (peer_store, message, hash);
 
-    if (!session.peer)
+    if (! session.peer)
     {
-      GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Message handling dropped: Peer is 
missing!\n");
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                  "Message handling dropped: Peer is missing!\n");
       return;
     }
   }
   else
   {
-    struct GNUNET_MESSENGER_Member *member = get_store_member_of 
(member_store, message);
+    struct GNUNET_MESSENGER_Member *member = get_store_member_of (member_store,
+                                                                  message);
 
-    GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Callback for message (%s)\n", 
GNUNET_h2s (hash));
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Callback for message (%s)\n",
+                GNUNET_h2s (hash));
 
-    if (!member)
+    if (! member)
     {
-      GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Message handling dropped: Member 
is missing!\n");
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                  "Message handling dropped: Member is missing!\n");
       return;
     }
 
     session.member = get_member_session_of (member, message, hash);
 
-    if (!session.member)
+    if (! session.member)
     {
-      GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Message handling dropped: Session 
is missing!\n");
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                  "Message handling dropped: Session is missing!\n");
       return;
     }
   }
@@ -1088,7 +1222,7 @@ callback_room_handle_message (struct 
GNUNET_MESSENGER_SrvRoom *room,
   update.head = NULL;
   update.tail = NULL;
 
-  iterate_store_members(member_store, iterate_update_member_sessions, &update);
+  iterate_store_members (member_store, iterate_update_member_sessions, 
&update);
 
   while (update.head)
   {
@@ -1096,7 +1230,7 @@ callback_room_handle_message (struct 
GNUNET_MESSENGER_SrvRoom *room,
 
     remove_room_member_session (room, element->session);
 
-    GNUNET_CONTAINER_DLL_remove(update.head, update.tail, element);
+    GNUNET_CONTAINER_DLL_remove (update.head, update.tail, element);
     GNUNET_free (element);
   }
 
@@ -1138,45 +1272,50 @@ callback_room_handle_message (struct 
GNUNET_MESSENGER_SrvRoom *room,
     handle_room_messages (room);
 }
 
+
 static void
 get_room_data_subdir (struct GNUNET_MESSENGER_SrvRoom *room,
                       char **dir)
 {
-  GNUNET_assert((room) && (dir));
+  GNUNET_assert ((room) && (dir));
 
-  GNUNET_asprintf (dir, "%s%s%c%s%c", room->service->dir, "rooms", 
DIR_SEPARATOR, GNUNET_h2s (get_srv_room_key(room)), DIR_SEPARATOR);
+  GNUNET_asprintf (dir, "%s%s%c%s%c", room->service->dir, "rooms",
+                   DIR_SEPARATOR, GNUNET_h2s (get_srv_room_key (room)),
+                   DIR_SEPARATOR);
 }
 
+
 void
 load_srv_room (struct GNUNET_MESSENGER_SrvRoom *room)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
   char *room_dir;
   get_room_data_subdir (room, &room_dir);
 
   if (GNUNET_YES == GNUNET_DISK_directory_test (room_dir, GNUNET_YES))
   {
-    load_member_store (get_srv_room_member_store(room), room_dir);
-    load_message_store (get_srv_room_message_store(room), room_dir);
-    load_operation_store(get_srv_room_operation_store(room), room_dir);
+    load_member_store (get_srv_room_member_store (room), room_dir);
+    load_message_store (get_srv_room_message_store (room), room_dir);
+    load_operation_store (get_srv_room_operation_store (room), room_dir);
 
     char *basement_file;
     GNUNET_asprintf (&basement_file, "%s%s", room_dir, "basement.list");
 
-    load_list_tunnels(&(room->basement), basement_file);
-    GNUNET_free(basement_file);
+    load_list_tunnels (&(room->basement), basement_file);
+    GNUNET_free (basement_file);
 
-    load_message_state(&(room->state), room_dir);
+    load_message_state (&(room->state), room_dir);
   }
 
-  GNUNET_free(room_dir);
+  GNUNET_free (room_dir);
 }
 
+
 void
 save_srv_room (struct GNUNET_MESSENGER_SrvRoom *room)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
   char *room_dir;
   get_room_data_subdir (room, &room_dir);
@@ -1184,36 +1323,38 @@ save_srv_room (struct GNUNET_MESSENGER_SrvRoom *room)
   if ((GNUNET_YES == GNUNET_DISK_directory_test (room_dir, GNUNET_NO)) ||
       (GNUNET_OK == GNUNET_DISK_directory_create (room_dir)))
   {
-    save_member_store(get_srv_room_member_store(room), room_dir);
-    save_message_store (get_srv_room_message_store(room), room_dir);
-    save_operation_store(get_srv_room_operation_store(room), room_dir);
+    save_member_store (get_srv_room_member_store (room), room_dir);
+    save_message_store (get_srv_room_message_store (room), room_dir);
+    save_operation_store (get_srv_room_operation_store (room), room_dir);
 
     char *basement_file;
     GNUNET_asprintf (&basement_file, "%s%s", room_dir, "basement.list");
 
-    save_list_tunnels(&(room->basement), basement_file);
-    GNUNET_free(basement_file);
+    save_list_tunnels (&(room->basement), basement_file);
+    GNUNET_free (basement_file);
 
-    save_message_state(&(room->state), room_dir);
+    save_message_state (&(room->state), room_dir);
   }
 
-  GNUNET_free(room_dir);
+  GNUNET_free (room_dir);
 }
 
+
 void
 remove_srv_room (struct GNUNET_MESSENGER_SrvRoom *room)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
   char *room_dir;
   get_room_data_subdir (room, &room_dir);
 
   if (GNUNET_YES == GNUNET_DISK_directory_test (room_dir, GNUNET_YES))
-    GNUNET_DISK_directory_remove(room_dir);
+    GNUNET_DISK_directory_remove (room_dir);
 
-  GNUNET_free(room_dir);
+  GNUNET_free (room_dir);
 }
 
+
 static void
 remove_room_member_session (struct GNUNET_MESSENGER_SrvRoom *room,
                             struct GNUNET_MESSENGER_MemberSession *session)
@@ -1222,27 +1363,28 @@ remove_room_member_session (struct 
GNUNET_MESSENGER_SrvRoom *room,
 
   remove_member_session (session->member, session);
 
-  const struct GNUNET_IDENTITY_PublicKey *public_key = 
get_member_session_public_key(session);
+  const struct GNUNET_IDENTITY_PublicKey *public_key =
+    get_member_session_public_key (session);
 
   struct GNUNET_HashCode hash;
-  GNUNET_CRYPTO_hash(public_key, sizeof(*public_key), &hash);
+  GNUNET_CRYPTO_hash (public_key, sizeof(*public_key), &hash);
 
   char *room_dir;
   get_room_data_subdir (room, &room_dir);
 
-  char* session_dir;
+  char *session_dir;
   GNUNET_asprintf (
-      &session_dir, "%s%s%c%s%c%s%c%s%c", room_dir,
-      "members", DIR_SEPARATOR,
-      GNUNET_sh2s(get_member_session_id(session)), DIR_SEPARATOR,
-      "sessions", DIR_SEPARATOR,
-      GNUNET_h2s(&hash), DIR_SEPARATOR
-  );
+    &session_dir, "%s%s%c%s%c%s%c%s%c", room_dir,
+    "members", DIR_SEPARATOR,
+    GNUNET_sh2s (get_member_session_id (session)), DIR_SEPARATOR,
+    "sessions", DIR_SEPARATOR,
+    GNUNET_h2s (&hash), DIR_SEPARATOR
+    );
 
   GNUNET_free (room_dir);
 
-  GNUNET_DISK_directory_remove(session_dir);
+  GNUNET_DISK_directory_remove (session_dir);
   GNUNET_free (session_dir);
 
-  destroy_member_session(session);
+  destroy_member_session (session);
 }
diff --git a/src/messenger/gnunet-service-messenger_room.h 
b/src/messenger/gnunet-service-messenger_room.h
index f0bb33f80..a4a76645d 100644
--- a/src/messenger/gnunet-service-messenger_room.h
+++ b/src/messenger/gnunet-service-messenger_room.h
@@ -45,13 +45,13 @@
 #include "gnunet-service-messenger_operation_store.h"
 
 #define GNUNET_MESSENGER_IDLE_DELAY GNUNET_TIME_relative_multiply \
-  (GNUNET_TIME_relative_get_second_ (), 5)
+          (GNUNET_TIME_relative_get_second_ (), 5)
 
 #define GNUNET_MESSENGER_REQUEST_DELAY GNUNET_TIME_relative_multiply \
-  (GNUNET_TIME_relative_get_minute_ (), 5)
+          (GNUNET_TIME_relative_get_minute_ (), 5)
 
 #define GNUNET_MESSENGER_MERGE_DELAY GNUNET_TIME_relative_multiply \
-  (GNUNET_TIME_relative_get_second_ (), 30)
+          (GNUNET_TIME_relative_get_second_ (), 30)
 
 struct GNUNET_MESSENGER_SrvTunnel;
 struct GNUNET_MESSENGER_MemberSession;
@@ -89,7 +89,7 @@ struct GNUNET_MESSENGER_SrvRoom
  */
 struct GNUNET_MESSENGER_SrvRoom*
 create_srv_room (struct GNUNET_MESSENGER_SrvHandle *handle,
-             const struct GNUNET_HashCode *key);
+                 const struct GNUNET_HashCode *key);
 
 /**
  * Destroys a room and frees its memory fully.
@@ -102,7 +102,7 @@ create_srv_room (struct GNUNET_MESSENGER_SrvHandle *handle,
  */
 void
 destroy_srv_room (struct GNUNET_MESSENGER_SrvRoom *room,
-              int deletion);
+                  int deletion);
 
 /**
  * Returns the used peer store of a given <i>room</i>.
@@ -307,11 +307,11 @@ get_srv_room_tunnel (const struct 
GNUNET_MESSENGER_SrvRoom *room,
  * @param[in] hash Hash of message
  */
 typedef void (GNUNET_MESSENGER_MessageRequestCallback) (
-    void *cls,
-    struct GNUNET_MESSENGER_SrvRoom *room,
-    const struct GNUNET_MESSENGER_Message *message,
-    const struct GNUNET_HashCode *hash
-);
+  void *cls,
+  struct GNUNET_MESSENGER_SrvRoom *room,
+  const struct GNUNET_MESSENGER_Message *message,
+  const struct GNUNET_HashCode *hash
+  );
 
 /**
  * Requests a message from a <i>room</i> identified by a given <i>hash</i>. If 
the message is found,
@@ -333,7 +333,7 @@ request_srv_room_message (struct GNUNET_MESSENGER_SrvRoom 
*room,
                           const struct GNUNET_HashCode *hash,
                           const struct GNUNET_MESSENGER_MemberSession *session,
                           GNUNET_MESSENGER_MessageRequestCallback callback,
-                          void* cls);
+                          void *cls);
 
 /**
  * Checks for potential collisions with member ids and solves them changing 
active handles ids if they
@@ -346,7 +346,8 @@ request_srv_room_message (struct GNUNET_MESSENGER_SrvRoom 
*room,
  */
 void
 solve_srv_room_member_collisions (struct GNUNET_MESSENGER_SrvRoom *room,
-                                  const struct GNUNET_IDENTITY_PublicKey 
*public_key,
+                                  const struct
+                                  GNUNET_IDENTITY_PublicKey *public_key,
                                   const struct GNUNET_ShortHashCode *member_id,
                                   struct GNUNET_TIME_Absolute timestamp);
 
diff --git a/src/messenger/gnunet-service-messenger_sender_session.h 
b/src/messenger/gnunet-service-messenger_sender_session.h
index b137da11a..6eb287607 100644
--- a/src/messenger/gnunet-service-messenger_sender_session.h
+++ b/src/messenger/gnunet-service-messenger_sender_session.h
@@ -31,8 +31,10 @@
 
 #include "gnunet-service-messenger_member_session.h"
 
-struct GNUNET_MESSENGER_SenderSession {
-  union {
+struct GNUNET_MESSENGER_SenderSession
+{
+  union
+  {
     struct GNUNET_MESSENGER_MemberSession *member;
     struct GNUNET_PeerIdentity *peer;
   };
diff --git a/src/messenger/gnunet-service-messenger_service.c 
b/src/messenger/gnunet-service-messenger_service.c
index 2f4d7bf80..b72bbd201 100644
--- a/src/messenger/gnunet-service-messenger_service.c
+++ b/src/messenger/gnunet-service-messenger_service.c
@@ -41,37 +41,43 @@ callback_shutdown_service (void *cls)
   }
 }
 
+
 struct GNUNET_MESSENGER_Service*
 create_service (const struct GNUNET_CONFIGURATION_Handle *config,
                 struct GNUNET_SERVICE_Handle *service_handle)
 {
-  GNUNET_assert((config) && (service_handle));
+  GNUNET_assert ((config) && (service_handle));
 
-  struct GNUNET_MESSENGER_Service *service = GNUNET_new(struct 
GNUNET_MESSENGER_Service);
+  struct GNUNET_MESSENGER_Service *service = GNUNET_new (struct
+                                                         
GNUNET_MESSENGER_Service);
 
   service->config = config;
   service->service = service_handle;
 
-  service->shutdown = GNUNET_SCHEDULER_add_shutdown 
(&callback_shutdown_service, service);
+  service->shutdown = GNUNET_SCHEDULER_add_shutdown 
(&callback_shutdown_service,
+                                                     service);
 
   service->peer = NULL;
   service->dir = NULL;
 
   if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (service->config,
-  GNUNET_MESSENGER_SERVICE_NAME,
-                                                            "MESSENGER_DIR", 
&(service->dir)))
+                                                            
GNUNET_MESSENGER_SERVICE_NAME,
+                                                            "MESSENGER_DIR",
+                                                            &(service->dir)))
   {
     if (service->dir)
-      GNUNET_free(service->dir);
+      GNUNET_free (service->dir);
 
     service->dir = NULL;
   }
   else
   {
-    if ((GNUNET_YES != GNUNET_DISK_directory_test (service->dir, GNUNET_YES)) 
&& (GNUNET_OK
-        != GNUNET_DISK_directory_create (service->dir)))
+    if ((GNUNET_YES != GNUNET_DISK_directory_test (service->dir, GNUNET_YES)) 
&&
+        (GNUNET_OK
+         !=
+         GNUNET_DISK_directory_create (service->dir)))
     {
-      GNUNET_free(service->dir);
+      GNUNET_free (service->dir);
 
       service->dir = NULL;
     }
@@ -88,6 +94,7 @@ create_service (const struct GNUNET_CONFIGURATION_Handle 
*config,
   return service;
 }
 
+
 static int
 iterate_destroy_rooms (void *cls,
                        const struct GNUNET_HashCode *key,
@@ -98,10 +105,11 @@ iterate_destroy_rooms (void *cls,
   return GNUNET_YES;
 }
 
+
 void
 destroy_service (struct GNUNET_MESSENGER_Service *service)
 {
-  GNUNET_assert(service);
+  GNUNET_assert (service);
 
   if (service->shutdown)
   {
@@ -112,7 +120,8 @@ destroy_service (struct GNUNET_MESSENGER_Service *service)
 
   clear_list_handles (&(service->handles));
 
-  GNUNET_CONTAINER_multihashmap_iterate (service->rooms, 
iterate_destroy_rooms, NULL);
+  GNUNET_CONTAINER_multihashmap_iterate (service->rooms, iterate_destroy_rooms,
+                                         NULL);
   GNUNET_CONTAINER_multihashmap_destroy (service->rooms);
 
   clear_contact_store (get_service_contact_store (service));
@@ -126,36 +135,38 @@ destroy_service (struct GNUNET_MESSENGER_Service *service)
 
   if (service->dir)
   {
-    GNUNET_free(service->dir);
+    GNUNET_free (service->dir);
 
     service->dir = NULL;
   }
 
   if (service->peer)
   {
-    GNUNET_free(service->peer);
+    GNUNET_free (service->peer);
 
     service->peer = NULL;
   }
 
   GNUNET_SERVICE_shutdown (service->service);
 
-  GNUNET_free(service);
+  GNUNET_free (service);
 }
 
+
 struct GNUNET_MESSENGER_ContactStore*
 get_service_contact_store (struct GNUNET_MESSENGER_Service *service)
 {
-  GNUNET_assert(service);
+  GNUNET_assert (service);
 
   return &(service->contact_store);
 }
 
+
 struct GNUNET_MESSENGER_SrvHandle*
 add_service_handle (struct GNUNET_MESSENGER_Service *service,
                     struct GNUNET_MQ_Handle *mq)
 {
-  GNUNET_assert((service) && (mq));
+  GNUNET_assert ((service) && (mq));
 
   struct GNUNET_MESSENGER_SrvHandle *handle = create_srv_handle (service, mq);
 
@@ -167,58 +178,62 @@ add_service_handle (struct GNUNET_MESSENGER_Service 
*service,
   return handle;
 }
 
+
 void
 remove_service_handle (struct GNUNET_MESSENGER_Service *service,
                        struct GNUNET_MESSENGER_SrvHandle *handle)
 {
-  GNUNET_assert((service) && (handle));
+  GNUNET_assert ((service) && (handle));
 
-  if (!handle)
+  if (! handle)
     return;
 
   if (GNUNET_YES == remove_list_handle (&(service->handles), handle))
     destroy_srv_handle (handle);
 }
 
+
 int
 get_service_peer_identity (struct GNUNET_MESSENGER_Service *service,
                            struct GNUNET_PeerIdentity *peer)
 {
-  GNUNET_assert((service) && (peer));
+  GNUNET_assert ((service) && (peer));
 
   if (service->peer)
   {
-    GNUNET_memcpy(peer, service->peer, sizeof(struct GNUNET_PeerIdentity));
+    GNUNET_memcpy (peer, service->peer, sizeof(struct GNUNET_PeerIdentity));
     return GNUNET_OK;
   }
 
-  int result = GNUNET_CRYPTO_get_peer_identity(service->config, peer);
+  int result = GNUNET_CRYPTO_get_peer_identity (service->config, peer);
 
   if (GNUNET_OK != result)
     return result;
 
-  if (!service->peer)
-    service->peer = GNUNET_new(struct GNUNET_PeerIdentity);
+  if (! service->peer)
+    service->peer = GNUNET_new (struct GNUNET_PeerIdentity);
 
-  GNUNET_memcpy(service->peer, peer, sizeof(struct GNUNET_PeerIdentity));
+  GNUNET_memcpy (service->peer, peer, sizeof(struct GNUNET_PeerIdentity));
   return result;
 }
 
+
 struct GNUNET_MESSENGER_SrvRoom*
 get_service_room (const struct GNUNET_MESSENGER_Service *service,
                   const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((service) && (key));
+  GNUNET_assert ((service) && (key));
 
   return GNUNET_CONTAINER_multihashmap_get (service->rooms, key);
 }
 
+
 int
 open_service_room (struct GNUNET_MESSENGER_Service *service,
                    struct GNUNET_MESSENGER_SrvHandle *handle,
                    const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((service) && (handle) && (key));
+  GNUNET_assert ((service) && (handle) && (key));
 
   struct GNUNET_MESSENGER_SrvRoom *room = get_service_room (service, key);
 
@@ -237,13 +252,14 @@ open_service_room (struct GNUNET_MESSENGER_Service 
*service,
   return GNUNET_NO;
 }
 
+
 int
 entry_service_room (struct GNUNET_MESSENGER_Service *service,
                     struct GNUNET_MESSENGER_SrvHandle *handle,
                     const struct GNUNET_PeerIdentity *door,
                     const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((service) && (handle) && (door) && (key));
+  GNUNET_assert ((service) && (handle) && (door) && (key));
 
   struct GNUNET_MESSENGER_SrvRoom *room = get_service_room (service, key);
 
@@ -272,31 +288,38 @@ entry_service_room (struct GNUNET_MESSENGER_Service 
*service,
 
 }
 
+
 int
 close_service_room (struct GNUNET_MESSENGER_Service *service,
                     struct GNUNET_MESSENGER_SrvHandle *handle,
                     const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((service) && (handle) && (key));
+  GNUNET_assert ((service) && (handle) && (key));
 
   struct GNUNET_MESSENGER_SrvRoom *room = get_service_room (service, key);
 
-  if (!room)
+  if (! room)
     return GNUNET_NO;
 
-  const struct GNUNET_ShortHashCode *id = get_srv_handle_member_id (handle, 
key);
+  const struct GNUNET_ShortHashCode *id = get_srv_handle_member_id (handle,
+                                                                    key);
 
-  GNUNET_assert(id);
+  GNUNET_assert (id);
 
-  if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_remove (handle->member_ids, 
key, id))
+  if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_remove (handle->member_ids,
+                                                          key, id))
     return GNUNET_NO;
 
-  struct GNUNET_MESSENGER_SrvHandle *member_handle = (struct 
GNUNET_MESSENGER_SrvHandle*) find_list_handle_by_member (
-      &(service->handles), key);
+  struct GNUNET_MESSENGER_SrvHandle *member_handle = (struct
+                                                      
GNUNET_MESSENGER_SrvHandle
+                                                      *)
+                                                     
find_list_handle_by_member (
+    &(service->handles), key);
 
-  if (!member_handle)
+  if (! member_handle)
   {
-    if (GNUNET_OK == GNUNET_CONTAINER_multihashmap_remove (service->rooms, 
key, room))
+    if (GNUNET_OK == GNUNET_CONTAINER_multihashmap_remove (service->rooms, key,
+                                                           room))
     {
       destroy_srv_room (room, GNUNET_YES);
       return GNUNET_YES;
@@ -311,6 +334,7 @@ close_service_room (struct GNUNET_MESSENGER_Service 
*service,
   return GNUNET_YES;
 }
 
+
 void
 handle_service_message (struct GNUNET_MESSENGER_Service *service,
                         struct GNUNET_MESSENGER_SrvRoom *room,
@@ -318,7 +342,7 @@ handle_service_message (struct GNUNET_MESSENGER_Service 
*service,
                         const struct GNUNET_MESSENGER_Message *message,
                         const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((service) && (room) && (session) && (message) && (hash));
+  GNUNET_assert ((service) && (room) && (session) && (message) && (hash));
 
   struct GNUNET_MESSENGER_ListHandle *element = service->handles.head;
 
diff --git a/src/messenger/gnunet-service-messenger_tunnel.c 
b/src/messenger/gnunet-service-messenger_tunnel.c
index c82a42cd0..5262ba79b 100644
--- a/src/messenger/gnunet-service-messenger_tunnel.c
+++ b/src/messenger/gnunet-service-messenger_tunnel.c
@@ -37,9 +37,10 @@ struct GNUNET_MESSENGER_SrvTunnel*
 create_tunnel (struct GNUNET_MESSENGER_SrvRoom *room,
                const struct GNUNET_PeerIdentity *door)
 {
-  GNUNET_assert((room) && (door));
+  GNUNET_assert ((room) && (door));
 
-  struct GNUNET_MESSENGER_SrvTunnel *tunnel = GNUNET_new(struct 
GNUNET_MESSENGER_SrvTunnel);
+  struct GNUNET_MESSENGER_SrvTunnel *tunnel = GNUNET_new (struct
+                                                          
GNUNET_MESSENGER_SrvTunnel);
 
   tunnel->room = room;
   tunnel->channel = NULL;
@@ -50,15 +51,16 @@ create_tunnel (struct GNUNET_MESSENGER_SrvRoom *room,
 
   tunnel->peer_message = NULL;
 
-  init_message_state(&(tunnel->state));
+  init_message_state (&(tunnel->state));
 
   return tunnel;
 }
 
+
 void
 destroy_tunnel (struct GNUNET_MESSENGER_SrvTunnel *tunnel)
 {
-  GNUNET_assert(tunnel);
+  GNUNET_assert (tunnel);
 
   if (tunnel->channel)
     GNUNET_CADET_channel_destroy (tunnel->channel);
@@ -66,18 +68,19 @@ destroy_tunnel (struct GNUNET_MESSENGER_SrvTunnel *tunnel)
   GNUNET_PEER_change_rc (tunnel->peer, -1);
 
   if (tunnel->peer_message)
-    GNUNET_free(tunnel->peer_message);
+    GNUNET_free (tunnel->peer_message);
 
-  clear_message_state(&(tunnel->state));
+  clear_message_state (&(tunnel->state));
 
-  GNUNET_free(tunnel);
+  GNUNET_free (tunnel);
 }
 
+
 void
 bind_tunnel (struct GNUNET_MESSENGER_SrvTunnel *tunnel,
              struct GNUNET_CADET_Channel *channel)
 {
-  GNUNET_assert(tunnel);
+  GNUNET_assert (tunnel);
 
   if (tunnel->channel)
     delayed_disconnect_channel (tunnel->channel);
@@ -85,6 +88,7 @@ bind_tunnel (struct GNUNET_MESSENGER_SrvTunnel *tunnel,
   tunnel->channel = channel;
 }
 
+
 extern void
 callback_room_disconnect (struct GNUNET_MESSENGER_SrvRoom *room,
                           void *cls);
@@ -103,6 +107,7 @@ callback_tunnel_disconnect (void *cls,
   }
 }
 
+
 extern int
 callback_verify_room_message (struct GNUNET_MESSENGER_SrvRoom *room,
                               void *cls,
@@ -115,7 +120,7 @@ check_tunnel_message (void *cls,
 {
   struct GNUNET_MESSENGER_SrvTunnel *tunnel = cls;
 
-  if (!tunnel)
+  if (! tunnel)
     return GNUNET_SYSERR;
 
   const uint16_t length = ntohs (header->size) - sizeof(*header);
@@ -123,17 +128,20 @@ check_tunnel_message (void *cls,
 
   struct GNUNET_MESSENGER_Message message;
 
-  if (length < get_message_kind_size(GNUNET_MESSENGER_KIND_UNKNOWN, 
GNUNET_YES))
+  if (length < get_message_kind_size (GNUNET_MESSENGER_KIND_UNKNOWN,
+                                      GNUNET_YES))
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Tunnel error: Message too short! 
(%d)\n", length);
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "Tunnel error: Message too short! (%d)\n", length);
     return GNUNET_SYSERR;
   }
 
   uint16_t padding = 0;
 
-  if (GNUNET_YES != decode_message (&message, length, buffer, GNUNET_YES, 
&padding))
+  if (GNUNET_YES != decode_message (&message, length, buffer, GNUNET_YES,
+                                    &padding))
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Tunnel error: Decoding failed!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Tunnel error: Decoding failed!\n");
     return GNUNET_SYSERR;
   }
 
@@ -143,6 +151,7 @@ check_tunnel_message (void *cls,
   return callback_verify_room_message (tunnel->room, cls, &message, &hash);
 }
 
+
 extern int
 update_room_message (struct GNUNET_MESSENGER_SrvRoom *room,
                      struct GNUNET_MESSENGER_Message *message,
@@ -157,26 +166,31 @@ static void
 update_tunnel_last_message (struct GNUNET_MESSENGER_SrvTunnel *tunnel,
                             const struct GNUNET_HashCode *hash)
 {
-  struct GNUNET_MESSENGER_OperationStore *operation_store = 
get_srv_room_operation_store(tunnel->room);
+  struct GNUNET_MESSENGER_OperationStore *operation_store =
+    get_srv_room_operation_store (tunnel->room);
 
-  const int requested = (GNUNET_MESSENGER_OP_REQUEST == 
get_store_operation_type(operation_store, hash)?
-      GNUNET_YES : GNUNET_NO
-  );
+  const int requested = (GNUNET_MESSENGER_OP_REQUEST ==
+                         get_store_operation_type (operation_store, hash)?
+                         GNUNET_YES : GNUNET_NO
+                         );
 
-  struct GNUNET_MESSENGER_MessageStore *message_store = 
get_srv_room_message_store(tunnel->room);
+  struct GNUNET_MESSENGER_MessageStore *message_store =
+    get_srv_room_message_store (tunnel->room);
 
-  const struct GNUNET_MESSENGER_Message *message = 
get_store_message(message_store, hash);
+  const struct GNUNET_MESSENGER_Message *message = get_store_message (
+    message_store, hash);
 
   if (message)
-    update_message_state(&(tunnel->state), requested, message, hash);
+    update_message_state (&(tunnel->state), requested, message, hash);
 }
 
+
 void
 handle_tunnel_message (void *cls, const struct GNUNET_MessageHeader *header)
 {
   struct GNUNET_MESSENGER_SrvTunnel *tunnel = cls;
 
-  if (!tunnel)
+  if (! tunnel)
     return;
 
   const uint16_t length = ntohs (header->size) - sizeof(*header);
@@ -190,12 +204,12 @@ handle_tunnel_message (void *cls, const struct 
GNUNET_MessageHeader *header)
   decode_message (&message, length, buffer, GNUNET_YES, &padding);
   hash_message (&message, length - padding, buffer, &hash);
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Got message of kind: %s!\n",
-             GNUNET_MESSENGER_name_of_kind(message.header.kind));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got message of kind: %s!\n",
+              GNUNET_MESSENGER_name_of_kind (message.header.kind));
 
   const int new_message = update_room_message (
-      tunnel->room, copy_message (&message), &hash
-  );
+    tunnel->room, copy_message (&message), &hash
+    );
 
   if (GNUNET_YES != new_message)
     goto receive_done;
@@ -213,7 +227,8 @@ handle_tunnel_message (void *cls, const struct 
GNUNET_MessageHeader *header)
     forward_message = recv_message_peer (tunnel->room, tunnel, &message, 
&hash);
     break;
   case GNUNET_MESSENGER_KIND_REQUEST:
-    forward_message = recv_message_request (tunnel->room, tunnel, &message, 
&hash);
+    forward_message = recv_message_request (tunnel->room, tunnel, &message,
+                                            &hash);
     break;
   default:
     break;
@@ -226,15 +241,16 @@ handle_tunnel_message (void *cls, const struct 
GNUNET_MessageHeader *header)
   }
 
 receive_done:
-  cleanup_message(&message);
+  cleanup_message (&message);
 
   GNUNET_CADET_receive_done (tunnel->channel);
 }
 
+
 int
 connect_tunnel (struct GNUNET_MESSENGER_SrvTunnel *tunnel)
 {
-  GNUNET_assert(tunnel);
+  GNUNET_assert (tunnel);
 
   if (tunnel->channel)
     return GNUNET_NO;
@@ -244,21 +260,28 @@ connect_tunnel (struct GNUNET_MESSENGER_SrvTunnel *tunnel)
   struct GNUNET_CADET_Handle *cadet = get_srv_room_cadet (tunnel->room);
   const struct GNUNET_HashCode *key = get_srv_room_key (tunnel->room);
 
-  struct GNUNET_MQ_MessageHandler handlers[] = { 
GNUNET_MQ_hd_var_size(tunnel_message, GNUNET_MESSAGE_TYPE_CADET_CLI,
-                                                                       struct 
GNUNET_MessageHeader, NULL),
-                                                 GNUNET_MQ_handler_end() };
+  struct GNUNET_MQ_MessageHandler handlers[] = { GNUNET_MQ_hd_var_size (
+                                                   tunnel_message,
+                                                   
GNUNET_MESSAGE_TYPE_CADET_CLI,
+                                                   struct
+                                                   GNUNET_MessageHeader, NULL),
+                                                 GNUNET_MQ_handler_end () };
 
   struct GNUNET_HashCode port;
-  convert_messenger_key_to_port(key, &port);
-  tunnel->channel = GNUNET_CADET_channel_create (cadet, tunnel, door, &port, 
NULL, callback_tunnel_disconnect, handlers);
+  convert_messenger_key_to_port (key, &port);
+  tunnel->channel = GNUNET_CADET_channel_create (cadet, tunnel, door, &port,
+                                                 NULL,
+                                                 callback_tunnel_disconnect,
+                                                 handlers);
 
   return GNUNET_YES;
 }
 
+
 void
 disconnect_tunnel (struct GNUNET_MESSENGER_SrvTunnel *tunnel)
 {
-  GNUNET_assert(tunnel);
+  GNUNET_assert (tunnel);
 
   if (tunnel->channel)
   {
@@ -268,14 +291,16 @@ disconnect_tunnel (struct GNUNET_MESSENGER_SrvTunnel 
*tunnel)
   }
 }
 
+
 int
 is_tunnel_connected (const struct GNUNET_MESSENGER_SrvTunnel *tunnel)
 {
-  GNUNET_assert(tunnel);
+  GNUNET_assert (tunnel);
 
   return (tunnel->channel ? GNUNET_YES : GNUNET_NO);
 }
 
+
 struct GNUNET_MESSENGER_MessageSent
 {
   struct GNUNET_MESSENGER_SrvTunnel *tunnel;
@@ -290,21 +315,23 @@ callback_tunnel_sent (void *cls)
   if (sent->tunnel)
     update_tunnel_last_message (sent->tunnel, &(sent->hash));
 
-  GNUNET_free(sent);
+  GNUNET_free (sent);
 }
 
+
 void
 send_tunnel_envelope (struct GNUNET_MESSENGER_SrvTunnel *tunnel,
                       struct GNUNET_MQ_Envelope *env,
                       const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((tunnel) && (env) && (hash));
+  GNUNET_assert ((tunnel) && (env) && (hash));
 
   struct GNUNET_MQ_Handle *mq = GNUNET_CADET_get_mq (tunnel->channel);
 
-  struct GNUNET_MESSENGER_MessageSent *sent = GNUNET_new(struct 
GNUNET_MESSENGER_MessageSent);
+  struct GNUNET_MESSENGER_MessageSent *sent = GNUNET_new (struct
+                                                          
GNUNET_MESSENGER_MessageSent);
 
-  GNUNET_memcpy(&(sent->hash), hash, sizeof(struct GNUNET_HashCode));
+  GNUNET_memcpy (&(sent->hash), hash, sizeof(struct GNUNET_HashCode));
 
   sent->tunnel = tunnel;
 
@@ -312,85 +339,93 @@ send_tunnel_envelope (struct GNUNET_MESSENGER_SrvTunnel 
*tunnel,
   GNUNET_MQ_send (mq, env);
 }
 
+
 int
 send_tunnel_message (struct GNUNET_MESSENGER_SrvTunnel *tunnel,
                      void *handle,
                      struct GNUNET_MESSENGER_Message *message)
 {
-  GNUNET_assert((tunnel) && (handle));
+  GNUNET_assert ((tunnel) && (handle));
 
-  if (!message)
+  if (! message)
     return GNUNET_NO;
 
   struct GNUNET_HashCode hash;
   struct GNUNET_MQ_Envelope *env = pack_srv_room_message (
-      tunnel->room, (struct GNUNET_MESSENGER_SrvHandle*) handle,
-      message, &hash, GNUNET_MESSENGER_PACK_MODE_ENVELOPE
-  );
+    tunnel->room, (struct GNUNET_MESSENGER_SrvHandle*) handle,
+    message, &hash, GNUNET_MESSENGER_PACK_MODE_ENVELOPE
+    );
 
-  destroy_message(message);
+  destroy_message (message);
 
-  if (!env)
+  if (! env)
     return GNUNET_NO;
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Sending tunnel message: %s\n",
-             GNUNET_h2s(&hash));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending tunnel message: %s\n",
+              GNUNET_h2s (&hash));
 
   send_tunnel_envelope (tunnel, env, &hash);
   return GNUNET_YES;
 }
 
+
 void
 forward_tunnel_message (struct GNUNET_MESSENGER_SrvTunnel *tunnel,
                         const struct GNUNET_MESSENGER_Message *message,
                         const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((tunnel) && (message) && (hash));
+  GNUNET_assert ((tunnel) && (message) && (hash));
 
-  struct GNUNET_MESSENGER_Message *copy = copy_message(message);
-  struct GNUNET_MQ_Envelope *env = pack_message (copy, NULL, NULL, 
GNUNET_MESSENGER_PACK_MODE_ENVELOPE, NULL);
+  struct GNUNET_MESSENGER_Message *copy = copy_message (message);
+  struct GNUNET_MQ_Envelope *env = pack_message (copy, NULL, NULL,
+                                                 
GNUNET_MESSENGER_PACK_MODE_ENVELOPE,
+                                                 NULL);
 
-  destroy_message(copy);
+  destroy_message (copy);
 
-  if (!env)
+  if (! env)
     return;
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Forwarding tunnel message: %s\n",
-             GNUNET_h2s(hash));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Forwarding tunnel message: %s\n",
+              GNUNET_h2s (hash));
 
   send_tunnel_envelope (tunnel, env, hash);
 }
 
+
 const struct GNUNET_HashCode*
 get_tunnel_peer_message (const struct GNUNET_MESSENGER_SrvTunnel *tunnel)
 {
-  GNUNET_assert(tunnel);
+  GNUNET_assert (tunnel);
 
   return tunnel->peer_message;
 }
 
+
 void
 get_tunnel_peer_identity (const struct GNUNET_MESSENGER_SrvTunnel *tunnel,
                           struct GNUNET_PeerIdentity *peer)
 {
-  GNUNET_assert(tunnel);
+  GNUNET_assert (tunnel);
 
-  GNUNET_PEER_resolve(tunnel->peer, peer);
+  GNUNET_PEER_resolve (tunnel->peer, peer);
 }
 
+
 uint32_t
 get_tunnel_messenger_version (const struct GNUNET_MESSENGER_SrvTunnel *tunnel)
 {
-  GNUNET_assert(tunnel);
+  GNUNET_assert (tunnel);
 
   return tunnel->messenger_version;
 }
 
+
 int
 update_tunnel_messenger_version (struct GNUNET_MESSENGER_SrvTunnel *tunnel,
                                  uint32_t version)
 {
-  GNUNET_assert(tunnel);
+  GNUNET_assert (tunnel);
 
   if (version != GNUNET_MESSENGER_VERSION)
     return GNUNET_SYSERR;
diff --git a/src/messenger/messenger_api.c b/src/messenger/messenger_api.c
index 82fc0d1eb..fe99e0e8d 100644
--- a/src/messenger/messenger_api.c
+++ b/src/messenger/messenger_api.c
@@ -75,6 +75,7 @@ GNUNET_MESSENGER_name_of_kind (enum 
GNUNET_MESSENGER_MessageKind kind)
   }
 }
 
+
 static enum GNUNET_GenericReturnValue
 dequeue_messages_from_room (struct GNUNET_MESSENGER_Room *room);
 
@@ -86,7 +87,7 @@ handle_room_open (void *cls,
 
   const struct GNUNET_HashCode *key = &(msg->key);
 
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Opened room: %s\n", GNUNET_h2s (key));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Opened room: %s\n", GNUNET_h2s (key));
 
   open_handle_room (handle, key);
 
@@ -96,6 +97,7 @@ handle_room_open (void *cls,
     dequeue_messages_from_room (room);
 }
 
+
 static void
 handle_room_entry (void *cls,
                    const struct GNUNET_MESSENGER_RoomMessage *msg)
@@ -115,6 +117,7 @@ handle_room_entry (void *cls,
     dequeue_messages_from_room (room);
 }
 
+
 static void
 handle_room_close (void *cls,
                    const struct GNUNET_MESSENGER_RoomMessage *msg)
@@ -133,6 +136,7 @@ handle_room_close (void *cls,
   close_handle_room (handle, key);
 }
 
+
 static void
 enqueue_message_to_room (struct GNUNET_MESSENGER_Room *room,
                          struct GNUNET_MESSENGER_Message *message);
@@ -147,13 +151,15 @@ handle_member_id (void *cls,
   const struct GNUNET_ShortHashCode *id = &(msg->id);
   const uint32_t reset = msg->reset;
 
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Changed member id in room: %s\n", 
GNUNET_h2s (key));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Changed member id in room: %s\n",
+              GNUNET_h2s (key));
 
   struct GNUNET_MESSENGER_Room *room = get_handle_room (handle, key);
 
-  if (!room)
+  if (! room)
   {
-    GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Room is unknown to handle: %s\n", 
GNUNET_h2s (key));
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Room is unknown to handle: %s\n",
+                GNUNET_h2s (key));
     return;
   }
 
@@ -161,7 +167,7 @@ handle_member_id (void *cls,
   switch (reset)
   {
   case GNUNET_YES:
-    set_room_sender_id(room, id);
+    set_room_sender_id (room, id);
     message = create_message_join (get_handle_key (handle));
     break;
   case GNUNET_NO:
@@ -171,13 +177,14 @@ handle_member_id (void *cls,
     break;
   }
 
-  if (!message)
+  if (! message)
     return;
 
   enqueue_message_to_room (room, message);
   destroy_message (message);
 }
 
+
 static int
 check_recv_message (void *cls,
                     const struct GNUNET_MESSENGER_RecvMessage *msg)
@@ -186,7 +193,8 @@ check_recv_message (void *cls,
 
   if (full_length < sizeof(*msg))
   {
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Receiving failed: Message 
invalid!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Receiving failed: Message invalid!\n");
     return GNUNET_NO;
   }
 
@@ -195,22 +203,26 @@ check_recv_message (void *cls,
 
   struct GNUNET_MESSENGER_Message message;
 
-  if (length < get_message_kind_size(GNUNET_MESSENGER_KIND_UNKNOWN, 
GNUNET_YES))
+  if (length < get_message_kind_size (GNUNET_MESSENGER_KIND_UNKNOWN,
+                                      GNUNET_YES))
   {
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Receiving failed: Message too 
short!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Receiving failed: Message too short!\n");
     return GNUNET_NO;
   }
 
   if (GNUNET_YES != decode_message (&message, length, buffer, GNUNET_YES, 
NULL))
   {
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Receiving failed: Message decoding 
failed!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Receiving failed: Message decoding failed!\n");
     return GNUNET_NO;
   }
 
-  cleanup_message(&message);
+  cleanup_message (&message);
   return GNUNET_OK;
 }
 
+
 static void
 handle_recv_message (void *cls,
                      const struct GNUNET_MESSENGER_RecvMessage *msg)
@@ -223,8 +235,8 @@ handle_recv_message (void *cls,
   const struct GNUNET_HashCode *hash = &(msg->hash);
 
   enum GNUNET_MESSENGER_MessageFlags flags = (
-      (enum GNUNET_MESSENGER_MessageFlags) (msg->flags)
-  );
+    (enum GNUNET_MESSENGER_MessageFlags) (msg->flags)
+    );
 
   const uint16_t length = ntohs (msg->header.size) - sizeof(*msg);
   const char *buffer = ((const char*) msg) + sizeof(*msg);
@@ -235,11 +247,12 @@ handle_recv_message (void *cls,
   struct GNUNET_MESSENGER_Message *private_message = NULL;
   if (GNUNET_MESSENGER_KIND_PRIVATE == message.header.kind)
   {
-    private_message = copy_message(&message);
+    private_message = copy_message (&message);
 
-    if (GNUNET_YES != decrypt_message(private_message, get_handle_key(handle)))
+    if (GNUNET_YES != decrypt_message (private_message, get_handle_key (
+                                         handle)))
     {
-      destroy_message(private_message);
+      destroy_message (private_message);
       private_message = NULL;
     }
   }
@@ -248,37 +261,46 @@ handle_recv_message (void *cls,
     flags |= GNUNET_MESSENGER_FLAG_PRIVATE;
 
   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Receiving message: %s\n",
-             GNUNET_MESSENGER_name_of_kind (private_message ? 
private_message->header.kind : message.header.kind));
+              GNUNET_MESSENGER_name_of_kind (private_message ?
+                                             private_message->header.kind :
+                                             message.header.kind));
 
-  struct GNUNET_MESSENGER_Room *room = get_handle_room(handle, key);
+  struct GNUNET_MESSENGER_Room *room = get_handle_room (handle, key);
 
   if (room)
   {
-    struct GNUNET_MESSENGER_ContactStore *store = 
get_handle_contact_store(handle);
+    struct GNUNET_MESSENGER_ContactStore *store = get_handle_contact_store (
+      handle);
 
-    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Raw contact from sender and context: 
(%s : %s)\n",
-               GNUNET_h2s(sender), GNUNET_h2s_full(context));
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                "Raw contact from sender and context: (%s : %s)\n",
+                GNUNET_h2s (sender), GNUNET_h2s_full (context));
 
-    struct GNUNET_MESSENGER_Contact *contact = get_store_contact_raw(
-        store, context, sender
-    );
+    struct GNUNET_MESSENGER_Contact *contact = get_store_contact_raw (
+      store, context, sender
+      );
 
-    contact = handle_room_message (room, contact, private_message ? 
private_message : &message, hash, flags);
+    contact = handle_room_message (room, contact, private_message ?
+                                   private_message : &message, hash, flags);
 
-    const struct GNUNET_MESSENGER_Message *stored_message = 
get_room_message(room, hash);
+    const struct GNUNET_MESSENGER_Message *stored_message = get_room_message (
+      room, hash);
 
     if (handle->msg_callback)
-      handle->msg_callback (handle->msg_cls, room, contact, stored_message, 
hash, flags);
+      handle->msg_callback (handle->msg_cls, room, contact, stored_message,
+                            hash, flags);
   }
   else
-    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Unknown room for this client: %s\n", 
GNUNET_h2s (key));
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Unknown room for this client: %s\n",
+                GNUNET_h2s (key));
 
-  cleanup_message(&message);
+  cleanup_message (&message);
 
   if (private_message)
-    destroy_message(private_message);
+    destroy_message (private_message);
 }
 
+
 static void
 handle_miss_message (void *cls,
                      const struct GNUNET_MESSENGER_GetMessage *msg)
@@ -288,27 +310,30 @@ handle_miss_message (void *cls,
   const struct GNUNET_HashCode *key = &(msg->key);
   const struct GNUNET_HashCode *hash = &(msg->hash);
 
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Missing message in room: %s\n", 
GNUNET_h2s (hash));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Missing message in room: %s\n",
+              GNUNET_h2s (hash));
 
-  struct GNUNET_MESSENGER_Room *room = get_handle_room(handle, key);
+  struct GNUNET_MESSENGER_Room *room = get_handle_room (handle, key);
 
-  if (!room)
+  if (! room)
   {
-    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Miss in unknown room for this 
client: %s\n", GNUNET_h2s (key));
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                "Miss in unknown room for this client: %s\n", GNUNET_h2s 
(key));
     return;
   }
 
-  if (!get_room_sender_id(room))
+  if (! get_room_sender_id (room))
     return;
 
   struct GNUNET_MESSENGER_Message *message = create_message_request (hash);
-  if (!message)
+  if (! message)
     return;
 
   enqueue_message_to_room (room, message);
   destroy_message (message);
 }
 
+
 static void
 reconnect (struct GNUNET_MESSENGER_Handle *handle);
 
@@ -316,34 +341,37 @@ static void
 send_open_room (struct GNUNET_MESSENGER_Handle *handle,
                 struct GNUNET_MESSENGER_Room *room)
 {
-  const struct GNUNET_IDENTITY_PublicKey *key = get_handle_pubkey(handle);
+  const struct GNUNET_IDENTITY_PublicKey *key = get_handle_pubkey (handle);
 
   struct GNUNET_MESSENGER_RoomMessage *msg;
   struct GNUNET_MQ_Envelope *env;
 
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Open room (%s) by member using key: 
%s\n",
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Open room (%s) by member using key: %s\n",
               GNUNET_h2s (&(room->key)),
               GNUNET_IDENTITY_public_key_to_string (key));
 
-  const ssize_t len = GNUNET_IDENTITY_public_key_get_length(key);
+  const ssize_t len = GNUNET_IDENTITY_public_key_get_length (key);
 
-  env = GNUNET_MQ_msg_extra(msg, len > 0 ? len : 0, 
GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_OPEN);
-  GNUNET_memcpy(&(msg->key), &(room->key), sizeof(msg->key));
+  env = GNUNET_MQ_msg_extra (msg, len > 0 ? len : 0,
+                             GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_OPEN);
+  GNUNET_memcpy (&(msg->key), &(room->key), sizeof(msg->key));
 
   char *msg_buffer = ((char*) msg) + sizeof(*msg);
 
   if (len > 0)
-    GNUNET_IDENTITY_write_public_key_to_buffer(key, msg_buffer, len);
+    GNUNET_IDENTITY_write_public_key_to_buffer (key, msg_buffer, len);
 
   GNUNET_MQ_send (handle->mq, env);
 }
 
+
 static void
 send_enter_room (struct GNUNET_MESSENGER_Handle *handle,
                  struct GNUNET_MESSENGER_Room *room,
                  const struct GNUNET_PeerIdentity *door)
 {
-  const struct GNUNET_IDENTITY_PublicKey *key = get_handle_pubkey(handle);
+  const struct GNUNET_IDENTITY_PublicKey *key = get_handle_pubkey (handle);
 
   struct GNUNET_MESSENGER_RoomMessage *msg;
   struct GNUNET_MQ_Envelope *env;
@@ -353,20 +381,22 @@ send_enter_room (struct GNUNET_MESSENGER_Handle *handle,
               GNUNET_i2s (door),
               GNUNET_IDENTITY_public_key_to_string (key));
 
-  const ssize_t len = GNUNET_IDENTITY_public_key_get_length(key);
+  const ssize_t len = GNUNET_IDENTITY_public_key_get_length (key);
 
-  env = GNUNET_MQ_msg_extra(msg, len > 0 ? len : 0, 
GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_ENTRY);
-  GNUNET_memcpy(&(msg->door), door, sizeof(*door));
-  GNUNET_memcpy(&(msg->key), &(room->key), sizeof(msg->key));
+  env = GNUNET_MQ_msg_extra (msg, len > 0 ? len : 0,
+                             GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_ENTRY);
+  GNUNET_memcpy (&(msg->door), door, sizeof(*door));
+  GNUNET_memcpy (&(msg->key), &(room->key), sizeof(msg->key));
 
   char *msg_buffer = ((char*) msg) + sizeof(*msg);
 
   if (len > 0)
-    GNUNET_IDENTITY_write_public_key_to_buffer(key, msg_buffer, len);
+    GNUNET_IDENTITY_write_public_key_to_buffer (key, msg_buffer, len);
 
   GNUNET_MQ_send (handle->mq, env);
 }
 
+
 static void
 send_close_room (struct GNUNET_MESSENGER_Handle *handle,
                  struct GNUNET_MESSENGER_Room *room)
@@ -377,11 +407,12 @@ send_close_room (struct GNUNET_MESSENGER_Handle *handle,
   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Close room (%s)!\n",
               GNUNET_h2s (&(room->key)));
 
-  env = GNUNET_MQ_msg(msg, GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_CLOSE);
-  GNUNET_memcpy(&(msg->key), &(room->key), sizeof(msg->key));
+  env = GNUNET_MQ_msg (msg, GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_CLOSE);
+  GNUNET_memcpy (&(msg->key), &(room->key), sizeof(msg->key));
   GNUNET_MQ_send (handle->mq, env);
 }
 
+
 static int
 iterate_reset_room (void *cls,
                     const struct GNUNET_HashCode *key,
@@ -409,21 +440,24 @@ iterate_reset_room (void *cls,
   return GNUNET_YES;
 }
 
+
 static void
 callback_reconnect (void *cls)
 {
   struct GNUNET_MESSENGER_Handle *handle = cls;
 
   handle->reconnect_task = NULL;
-  handle->reconnect_time = GNUNET_TIME_STD_BACKOFF(handle->reconnect_time);
+  handle->reconnect_time = GNUNET_TIME_STD_BACKOFF (handle->reconnect_time);
 
   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Reconnect messenger!\n");
 
   reconnect (handle);
 
-  GNUNET_CONTAINER_multihashmap_iterate (handle->rooms, iterate_reset_room, 
handle);
+  GNUNET_CONTAINER_multihashmap_iterate (handle->rooms, iterate_reset_room,
+                                         handle);
 }
 
+
 static int
 iterate_close_room (void *cls,
                     const struct GNUNET_HashCode *key,
@@ -437,15 +471,17 @@ iterate_close_room (void *cls,
   return GNUNET_YES;
 }
 
+
 static void
 callback_mq_error (void *cls,
                    enum GNUNET_MQ_Error error)
 {
   struct GNUNET_MESSENGER_Handle *handle = cls;
 
-  GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "MQ_Error: %u\n", error);
+  GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "MQ_Error: %u\n", error);
 
-  GNUNET_CONTAINER_multihashmap_iterate (handle->rooms, iterate_close_room, 
handle);
+  GNUNET_CONTAINER_multihashmap_iterate (handle->rooms, iterate_close_room,
+                                         handle);
 
   if (handle->mq)
   {
@@ -453,50 +489,55 @@ callback_mq_error (void *cls,
     handle->mq = NULL;
   }
 
-  handle->reconnect_task = GNUNET_SCHEDULER_add_delayed 
(handle->reconnect_time, &callback_reconnect, handle);
+  handle->reconnect_task = GNUNET_SCHEDULER_add_delayed 
(handle->reconnect_time,
+                                                         &callback_reconnect,
+                                                         handle);
 }
 
+
 static void
 reconnect (struct GNUNET_MESSENGER_Handle *handle)
 {
-  const struct GNUNET_MQ_MessageHandler handlers[] =
-  {
-   GNUNET_MQ_hd_fixed_size(
-       member_id,
-       GNUNET_MESSAGE_TYPE_MESSENGER_CONNECTION_MEMBER_ID,
-       struct GNUNET_MESSENGER_MemberMessage, handle
-   ),
-   GNUNET_MQ_hd_fixed_size(
-       room_open,
-       GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_OPEN,
-       struct GNUNET_MESSENGER_RoomMessage, handle
-   ),
-   GNUNET_MQ_hd_fixed_size(
-       room_entry,
-       GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_ENTRY,
-       struct GNUNET_MESSENGER_RoomMessage, handle
-   ),
-   GNUNET_MQ_hd_fixed_size(
-       room_close,
-       GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_CLOSE,
-       struct GNUNET_MESSENGER_RoomMessage, handle
-   ),
-   GNUNET_MQ_hd_var_size(
-       recv_message,
-       GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_RECV_MESSAGE,
-       struct GNUNET_MESSENGER_RecvMessage, handle
-   ),
-   GNUNET_MQ_hd_fixed_size(
-       miss_message,
-       GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_GET_MESSAGE,
-       struct GNUNET_MESSENGER_GetMessage, handle
-   ),
-   GNUNET_MQ_handler_end()
+  const struct GNUNET_MQ_MessageHandler handlers[] = {
+    GNUNET_MQ_hd_fixed_size (
+      member_id,
+      GNUNET_MESSAGE_TYPE_MESSENGER_CONNECTION_MEMBER_ID,
+      struct GNUNET_MESSENGER_MemberMessage, handle
+      ),
+    GNUNET_MQ_hd_fixed_size (
+      room_open,
+      GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_OPEN,
+      struct GNUNET_MESSENGER_RoomMessage, handle
+      ),
+    GNUNET_MQ_hd_fixed_size (
+      room_entry,
+      GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_ENTRY,
+      struct GNUNET_MESSENGER_RoomMessage, handle
+      ),
+    GNUNET_MQ_hd_fixed_size (
+      room_close,
+      GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_CLOSE,
+      struct GNUNET_MESSENGER_RoomMessage, handle
+      ),
+    GNUNET_MQ_hd_var_size (
+      recv_message,
+      GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_RECV_MESSAGE,
+      struct GNUNET_MESSENGER_RecvMessage, handle
+      ),
+    GNUNET_MQ_hd_fixed_size (
+      miss_message,
+      GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_GET_MESSAGE,
+      struct GNUNET_MESSENGER_GetMessage, handle
+      ),
+    GNUNET_MQ_handler_end ()
   };
 
-  handle->mq = GNUNET_CLIENT_connect (handle->cfg, 
GNUNET_MESSENGER_SERVICE_NAME, handlers, &callback_mq_error, handle);
+  handle->mq = GNUNET_CLIENT_connect (handle->cfg,
+                                      GNUNET_MESSENGER_SERVICE_NAME, handlers,
+                                      &callback_mq_error, handle);
 }
 
+
 struct GNUNET_MESSENGER_Handle*
 GNUNET_MESSENGER_connect (const struct GNUNET_CONFIGURATION_Handle *cfg,
                           const char *name,
@@ -504,7 +545,8 @@ GNUNET_MESSENGER_connect (const struct 
GNUNET_CONFIGURATION_Handle *cfg,
                           GNUNET_MESSENGER_MessageCallback msg_callback,
                           void *msg_cls)
 {
-  struct GNUNET_MESSENGER_Handle *handle = create_handle (cfg, msg_callback, 
msg_cls);
+  struct GNUNET_MESSENGER_Handle *handle = create_handle (cfg, msg_callback,
+                                                          msg_cls);
 
   reconnect (handle);
 
@@ -512,13 +554,13 @@ GNUNET_MESSENGER_connect (const struct 
GNUNET_CONFIGURATION_Handle *cfg,
   {
     set_handle_name (handle, name);
 
-    if ((!key) || (0 < GNUNET_IDENTITY_private_key_get_length (key)))
+    if ((! key) || (0 < GNUNET_IDENTITY_private_key_get_length (key)))
       set_handle_key (handle, key);
 
     struct GNUNET_MESSENGER_CreateMessage *msg;
     struct GNUNET_MQ_Envelope *env;
 
-    env = GNUNET_MQ_msg(msg, GNUNET_MESSAGE_TYPE_MESSENGER_CONNECTION_CREATE);
+    env = GNUNET_MQ_msg (msg, GNUNET_MESSAGE_TYPE_MESSENGER_CONNECTION_CREATE);
     GNUNET_MQ_send (handle->mq, env);
     return handle;
   }
@@ -529,21 +571,23 @@ GNUNET_MESSENGER_connect (const struct 
GNUNET_CONFIGURATION_Handle *cfg,
   }
 }
 
+
 void
 GNUNET_MESSENGER_disconnect (struct GNUNET_MESSENGER_Handle *handle)
 {
-  if (!handle)
+  if (! handle)
     return;
 
   struct GNUNET_MESSENGER_DestroyMessage *msg;
   struct GNUNET_MQ_Envelope *env;
 
-  env = GNUNET_MQ_msg(msg, GNUNET_MESSAGE_TYPE_MESSENGER_CONNECTION_DESTROY);
+  env = GNUNET_MQ_msg (msg, GNUNET_MESSAGE_TYPE_MESSENGER_CONNECTION_DESTROY);
   GNUNET_MQ_send (handle->mq, env);
 
   destroy_handle (handle);
 }
 
+
 static void
 send_message_to_room (struct GNUNET_MESSENGER_Room *room,
                       struct GNUNET_MESSENGER_Message *message,
@@ -551,10 +595,13 @@ send_message_to_room (struct GNUNET_MESSENGER_Room *room,
 {
   const struct GNUNET_ShortHashCode *sender_id = get_room_sender_id (room);
 
-  message->header.timestamp = GNUNET_TIME_absolute_hton 
(GNUNET_TIME_absolute_get ());
+  message->header.timestamp = GNUNET_TIME_absolute_hton (
+    GNUNET_TIME_absolute_get ());
 
-  GNUNET_memcpy (&(message->header.sender_id), sender_id, 
sizeof(message->header.sender_id));
-  GNUNET_memcpy (&(message->header.previous), &(room->last_message), 
sizeof(message->header.previous));
+  GNUNET_memcpy (&(message->header.sender_id), sender_id,
+                 sizeof(message->header.sender_id));
+  GNUNET_memcpy (&(message->header.previous), &(room->last_message),
+                 sizeof(message->header.previous));
 
   message->header.signature.type = key->type;
 
@@ -563,12 +610,12 @@ send_message_to_room (struct GNUNET_MESSENGER_Room *room,
   struct GNUNET_MESSENGER_SendMessage *msg;
   struct GNUNET_MQ_Envelope *env;
 
-  env = GNUNET_MQ_msg_extra(
-      msg, msg_length,
-      GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_SEND_MESSAGE
-  );
+  env = GNUNET_MQ_msg_extra (
+    msg, msg_length,
+    GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_SEND_MESSAGE
+    );
 
-  GNUNET_memcpy(&(msg->key), &(room->key), sizeof(msg->key));
+  GNUNET_memcpy (&(msg->key), &(room->key), sizeof(msg->key));
 
   char *msg_buffer = ((char*) msg) + sizeof(*msg);
   encode_message (message, msg_length, msg_buffer, GNUNET_YES);
@@ -582,6 +629,7 @@ send_message_to_room (struct GNUNET_MESSENGER_Room *room,
   GNUNET_MQ_send (room->handle->mq, env);
 }
 
+
 static void
 enqueue_message_to_room (struct GNUNET_MESSENGER_Room *room,
                          struct GNUNET_MESSENGER_Message *message)
@@ -594,9 +642,10 @@ enqueue_message_to_room (struct GNUNET_MESSENGER_Room 
*room,
     send_message_to_room (room, message, key);
   }
   else
-    enqueue_to_messages(&(room->queue), key, message);
+    enqueue_to_messages (&(room->queue), key, message);
 }
 
+
 static enum GNUNET_GenericReturnValue
 dequeue_messages_from_room (struct GNUNET_MESSENGER_Room *room)
 {
@@ -608,28 +657,30 @@ dequeue_messages_from_room (struct GNUNET_MESSENGER_Room 
*room)
 
   do {
     if (message)
-      destroy_message(message);
+      destroy_message (message);
 
-    message = dequeue_from_messages(&(room->queue), &key);
+    message = dequeue_from_messages (&(room->queue), &key);
 
     if (message)
-      send_message_to_room(room, message, &key);
+      send_message_to_room (room, message, &key);
   } while (message);
 
   return GNUNET_YES;
 }
 
+
 const char*
 GNUNET_MESSENGER_get_name (const struct GNUNET_MESSENGER_Handle *handle)
 {
-  if (!handle)
+  if (! handle)
     return NULL;
 
   return get_handle_name (handle);
 }
 
+
 static int
-iterate_send_name_to_room (void* cls,
+iterate_send_name_to_room (void *cls,
                            struct GNUNET_MESSENGER_Room *room,
                            const struct GNUNET_MESSENGER_Contact *contact)
 {
@@ -638,14 +689,14 @@ iterate_send_name_to_room (void* cls,
   if (GNUNET_YES != room->use_handle_name)
     return GNUNET_YES;
 
-  const char *name = get_handle_name(handle);
+  const char *name = get_handle_name (handle);
 
-  if (!name)
+  if (! name)
     return GNUNET_YES;
 
   struct GNUNET_MESSENGER_Message *message = create_message_name (name);
 
-  if (!message)
+  if (! message)
     return GNUNET_NO;
 
   enqueue_message_to_room (room, message);
@@ -653,11 +704,12 @@ iterate_send_name_to_room (void* cls,
   return GNUNET_YES;
 }
 
+
 int
 GNUNET_MESSENGER_set_name (struct GNUNET_MESSENGER_Handle *handle,
                            const char *name)
 {
-  if (!handle)
+  if (! handle)
     return GNUNET_SYSERR;
 
   set_handle_name (handle, strlen (name) > 0 ? name : NULL);
@@ -665,26 +717,29 @@ GNUNET_MESSENGER_set_name (struct GNUNET_MESSENGER_Handle 
*handle,
   return GNUNET_YES;
 }
 
+
 static const struct GNUNET_IDENTITY_PublicKey*
-get_non_anonymous_key (const struct GNUNET_IDENTITY_PublicKey* public_key)
+get_non_anonymous_key (const struct GNUNET_IDENTITY_PublicKey *public_key)
 {
-  if (0 == GNUNET_memcmp(public_key, get_anonymous_public_key ()))
+  if (0 == GNUNET_memcmp (public_key, get_anonymous_public_key ()))
     return NULL;
 
   return public_key;
 }
 
+
 const struct GNUNET_IDENTITY_PublicKey*
 GNUNET_MESSENGER_get_key (const struct GNUNET_MESSENGER_Handle *handle)
 {
-  if (!handle)
+  if (! handle)
     return NULL;
 
   return get_non_anonymous_key (get_handle_pubkey (handle));
 }
 
+
 static int
-iterate_send_key_to_room (void* cls,
+iterate_send_key_to_room (void *cls,
                           struct GNUNET_MESSENGER_Room *room,
                           const struct GNUNET_MESSENGER_Contact *contact)
 {
@@ -692,7 +747,7 @@ iterate_send_key_to_room (void* cls,
 
   struct GNUNET_MESSENGER_Message *message = create_message_key (key);
 
-  if (!message)
+  if (! message)
     return GNUNET_NO;
 
   enqueue_message_to_room (room, message);
@@ -700,14 +755,15 @@ iterate_send_key_to_room (void* cls,
   return GNUNET_YES;
 }
 
+
 int
 GNUNET_MESSENGER_set_key (struct GNUNET_MESSENGER_Handle *handle,
                           const struct GNUNET_IDENTITY_PrivateKey *key)
 {
-  if (!handle)
+  if (! handle)
     return GNUNET_SYSERR;
-  
-  if (!key)
+
+  if (! key)
   {
     GNUNET_MESSENGER_find_rooms (handle, NULL, iterate_send_key_to_room, NULL);
     set_handle_key (handle, NULL);
@@ -725,20 +781,23 @@ GNUNET_MESSENGER_set_key (struct GNUNET_MESSENGER_Handle 
*handle,
   return GNUNET_YES;
 }
 
+
 struct GNUNET_MESSENGER_Room*
 GNUNET_MESSENGER_open_room (struct GNUNET_MESSENGER_Handle *handle,
                             const struct GNUNET_HashCode *key)
 {
-  if ((!handle) || (!key))
+  if ((! handle) || (! key))
     return NULL;
 
-  struct GNUNET_MESSENGER_Room *room = GNUNET_CONTAINER_multihashmap_get 
(handle->rooms, key);
+  struct GNUNET_MESSENGER_Room *room = GNUNET_CONTAINER_multihashmap_get (
+    handle->rooms, key);
 
-  if (!room)
+  if (! room)
   {
     room = create_room (handle, key);
 
-    if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (handle->rooms, key, 
room,
+    if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (handle->rooms, key,
+                                                        room,
                                                         
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
     {
       destroy_room (room);
@@ -750,21 +809,24 @@ GNUNET_MESSENGER_open_room (struct 
GNUNET_MESSENGER_Handle *handle,
   return room;
 }
 
+
 struct GNUNET_MESSENGER_Room*
 GNUNET_MESSENGER_enter_room (struct GNUNET_MESSENGER_Handle *handle,
                              const struct GNUNET_PeerIdentity *door,
                              const struct GNUNET_HashCode *key)
 {
-  if ((!handle) || (!door) || (!key))
+  if ((! handle) || (! door) || (! key))
     return NULL;
 
-  struct GNUNET_MESSENGER_Room *room = GNUNET_CONTAINER_multihashmap_get 
(handle->rooms, key);
+  struct GNUNET_MESSENGER_Room *room = GNUNET_CONTAINER_multihashmap_get (
+    handle->rooms, key);
 
-  if (!room)
+  if (! room)
   {
     room = create_room (handle, key);
 
-    if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (handle->rooms, key, 
room,
+    if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (handle->rooms, key,
+                                                        room,
                                                         
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
     {
       destroy_room (room);
@@ -776,13 +838,14 @@ GNUNET_MESSENGER_enter_room (struct 
GNUNET_MESSENGER_Handle *handle,
   return room;
 }
 
+
 void
 GNUNET_MESSENGER_close_room (struct GNUNET_MESSENGER_Room *room)
 {
-  if (!room)
+  if (! room)
     return;
 
-  struct GNUNET_MESSENGER_Message *message = create_message_leave();
+  struct GNUNET_MESSENGER_Message *message = create_message_leave ();
 
   if (message)
   {
@@ -793,6 +856,7 @@ GNUNET_MESSENGER_close_room (struct GNUNET_MESSENGER_Room 
*room)
   send_close_room (room->handle, room);
 }
 
+
 struct GNUNET_MESSENGER_RoomFind
 {
   const struct GNUNET_MESSENGER_Contact *contact;
@@ -802,33 +866,37 @@ struct GNUNET_MESSENGER_RoomFind
 };
 
 static int
-iterate_find_room (void* cls,
+iterate_find_room (void *cls,
                    const struct GNUNET_HashCode *key,
                    void *value)
 {
   struct GNUNET_MESSENGER_RoomFind *find = cls;
   struct GNUNET_MESSENGER_Room *room = value;
 
-  if ((find->counter > 0) && ((!find->contact) || (GNUNET_YES == 
find_room_member(room, find->contact))))
+  if ((find->counter > 0) && ((! find->contact) || (GNUNET_YES ==
+                                                    find_room_member (room,
+                                                                      find->
+                                                                      
contact))))
   {
     find->counter--;
 
-    if (!find->callback)
+    if (! find->callback)
       return GNUNET_YES;
 
-    return find->callback(find->cls, room, find->contact);
+    return find->callback (find->cls, room, find->contact);
   }
   else
     return GNUNET_NO;
 }
 
+
 int
 GNUNET_MESSENGER_find_rooms (const struct GNUNET_MESSENGER_Handle *handle,
                              const struct GNUNET_MESSENGER_Contact *contact,
                              GNUNET_MESSENGER_MemberCallback callback,
                              void *cls)
 {
-  if (!handle)
+  if (! handle)
     return GNUNET_SYSERR;
 
   struct GNUNET_MESSENGER_RoomFind find;
@@ -838,79 +906,91 @@ GNUNET_MESSENGER_find_rooms (const struct 
GNUNET_MESSENGER_Handle *handle,
   find.counter = (contact? contact->rc : SIZE_MAX);
   find.cls = cls;
 
-  return GNUNET_CONTAINER_multihashmap_iterate(handle->rooms, 
iterate_find_room, &find);
+  return GNUNET_CONTAINER_multihashmap_iterate (handle->rooms,
+                                                iterate_find_room, &find);
 }
 
+
 const struct GNUNET_HashCode*
 GNUNET_MESSENGER_room_get_key (const struct GNUNET_MESSENGER_Room *room)
 {
-  if (!room)
+  if (! room)
     return NULL;
 
   return &(room->key);
 }
 
+
 const struct GNUNET_MESSENGER_Contact*
 GNUNET_MESSENGER_get_sender (const struct GNUNET_MESSENGER_Room *room,
                              const struct GNUNET_HashCode *hash)
 {
-  if ((!room) || (!hash))
+  if ((! room) || (! hash))
     return NULL;
 
-  return get_room_sender(room, hash);
+  return get_room_sender (room, hash);
 }
 
+
 const char*
-GNUNET_MESSENGER_contact_get_name (const struct GNUNET_MESSENGER_Contact 
*contact)
+GNUNET_MESSENGER_contact_get_name (const struct
+                                   GNUNET_MESSENGER_Contact *contact)
 {
-  if (!contact)
+  if (! contact)
     return NULL;
 
   return get_contact_name (contact);
 }
 
+
 const struct GNUNET_IDENTITY_PublicKey*
-GNUNET_MESSENGER_contact_get_key (const struct GNUNET_MESSENGER_Contact 
*contact)
+GNUNET_MESSENGER_contact_get_key (const struct
+                                  GNUNET_MESSENGER_Contact *contact)
 {
-  if (!contact)
+  if (! contact)
     return NULL;
 
   return get_non_anonymous_key (get_contact_key (contact));
 }
 
+
 void
 GNUNET_MESSENGER_send_message (struct GNUNET_MESSENGER_Room *room,
                                struct GNUNET_MESSENGER_Message *message,
                                const struct GNUNET_MESSENGER_Contact *contact)
 {
-  if ((!room) || (!message))
+  if ((! room) || (! message))
     return;
 
   switch (filter_message_sending (message))
   {
   case GNUNET_SYSERR:
-    GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Sending message aborted: This kind of 
message is reserved for the service!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Sending message aborted: This kind of message is reserved for 
the service!\n");
     return;
   case GNUNET_NO:
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Sending message aborted: This kind 
of message could cause issues!\n");
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "Sending message aborted: This kind of message could cause 
issues!\n");
     return;
   default:
     break;
   }
 
-  char* original_name;
-  char* changed_name = NULL;
+  char *original_name;
+  char *changed_name = NULL;
 
   if (GNUNET_MESSENGER_KIND_NAME != message->header.kind)
     goto skip_naming;
 
   original_name = message->body.name.name;
-  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Apply rule for using handle name in 
room: %s\n", GNUNET_h2s (&(room->key)));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Apply rule for using handle name in room: %s\n", GNUNET_h2s (
+                &(room->key)));
 
-  const char* handle_name = get_handle_name (room->handle);
+  const char *handle_name = get_handle_name (room->handle);
 
   if ((handle_name) && (GNUNET_YES == room->use_handle_name) &&
-      ((!original_name) || (0 == strlen (original_name))))
+      ((! original_name) || (0 == strlen (original_name))))
   {
     changed_name = GNUNET_strdup (handle_name);
     message->body.name.name = changed_name;
@@ -920,23 +1000,25 @@ skip_naming:
   if (contact)
   {
     const struct GNUNET_IDENTITY_PublicKey *public_key = get_non_anonymous_key 
(
-        get_contact_key (contact)
-    );
+      get_contact_key (contact)
+      );
 
-    if (!public_key)
+    if (! public_key)
     {
-      GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Sending message aborted: Invalid 
key!\n");
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                  "Sending message aborted: Invalid key!\n");
       goto reset_naming;
     }
 
     struct GNUNET_MESSENGER_Message *original = message;
-    message = copy_message(original);
+    message = copy_message (original);
 
     if (GNUNET_YES != encrypt_message (message, public_key))
     {
-      GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Sending message aborted: Encryption 
failed!\n");
+      GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                  "Sending message aborted: Encryption failed!\n");
 
-      destroy_message(message);
+      destroy_message (message);
       message = original;
 
       goto reset_naming;
@@ -955,36 +1037,39 @@ reset_naming:
   message->body.name.name = original_name;
 }
 
+
 const struct GNUNET_MESSENGER_Message*
 GNUNET_MESSENGER_get_message (const struct GNUNET_MESSENGER_Room *room,
                               const struct GNUNET_HashCode *hash)
 {
-  if ((!room) || (!hash))
+  if ((! room) || (! hash))
     return NULL;
 
-  const struct GNUNET_MESSENGER_Message *message = get_room_message (room, 
hash);
+  const struct GNUNET_MESSENGER_Message *message = get_room_message (room,
+                                                                     hash);
 
-  if (!message)
+  if (! message)
   {
     struct GNUNET_MESSENGER_GetMessage *msg;
     struct GNUNET_MQ_Envelope *env;
 
-    env = GNUNET_MQ_msg(msg, GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_GET_MESSAGE);
-    GNUNET_memcpy(&(msg->key), &(room->key), sizeof(msg->key));
-    GNUNET_memcpy(&(msg->hash), hash, sizeof(*hash));
+    env = GNUNET_MQ_msg (msg, GNUNET_MESSAGE_TYPE_MESSENGER_ROOM_GET_MESSAGE);
+    GNUNET_memcpy (&(msg->key), &(room->key), sizeof(msg->key));
+    GNUNET_memcpy (&(msg->hash), hash, sizeof(*hash));
     GNUNET_MQ_send (room->handle->mq, env);
   }
 
   return message;
 }
 
+
 int
 GNUNET_MESSENGER_iterate_members (struct GNUNET_MESSENGER_Room *room,
                                   GNUNET_MESSENGER_MemberCallback callback,
                                   void *cls)
 {
-  if (!room)
+  if (! room)
     return GNUNET_SYSERR;
 
-  return iterate_room_members(room, callback, cls);
+  return iterate_room_members (room, callback, cls);
 }
diff --git a/src/messenger/messenger_api_contact.c 
b/src/messenger/messenger_api_contact.c
index a284c3b08..6f5dc7ead 100644
--- a/src/messenger/messenger_api_contact.c
+++ b/src/messenger/messenger_api_contact.c
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2020--2021 GNUnet e.V.
+   Copyright (C) 2020--2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -29,69 +29,76 @@
 struct GNUNET_MESSENGER_Contact*
 create_contact (const struct GNUNET_IDENTITY_PublicKey *key)
 {
-  GNUNET_assert(key);
+  GNUNET_assert (key);
 
-  struct GNUNET_MESSENGER_Contact *contact = GNUNET_new(struct 
GNUNET_MESSENGER_Contact);
+  struct GNUNET_MESSENGER_Contact *contact = GNUNET_new (struct
+                                                         
GNUNET_MESSENGER_Contact);
 
   contact->name = NULL;
   contact->rc = 0;
 
-  GNUNET_memcpy(&(contact->public_key), key, sizeof(contact->public_key));
+  GNUNET_memcpy (&(contact->public_key), key, sizeof(contact->public_key));
 
   return contact;
 }
 
+
 void
 destroy_contact (struct GNUNET_MESSENGER_Contact *contact)
 {
-  GNUNET_assert(contact);
+  GNUNET_assert (contact);
 
   if (contact->name)
-    GNUNET_free(contact->name);
+    GNUNET_free (contact->name);
 
-  GNUNET_free(contact);
+  GNUNET_free (contact);
 }
 
+
 const char*
 get_contact_name (const struct GNUNET_MESSENGER_Contact *contact)
 {
-  GNUNET_assert(contact);
+  GNUNET_assert (contact);
 
   return contact->name;
 }
 
+
 void
 set_contact_name (struct GNUNET_MESSENGER_Contact *contact,
                   const char *name)
 {
-  GNUNET_assert(contact);
+  GNUNET_assert (contact);
 
   if (contact->name)
-    GNUNET_free(contact->name);
+    GNUNET_free (contact->name);
 
-  contact->name = name ? GNUNET_strdup(name) : NULL;
+  contact->name = name ? GNUNET_strdup (name) : NULL;
 }
 
+
 const struct GNUNET_IDENTITY_PublicKey*
 get_contact_key (const struct GNUNET_MESSENGER_Contact *contact)
 {
-  GNUNET_assert(contact);
+  GNUNET_assert (contact);
 
   return &(contact->public_key);
 }
 
+
 void
 increase_contact_rc (struct GNUNET_MESSENGER_Contact *contact)
 {
-  GNUNET_assert(contact);
+  GNUNET_assert (contact);
 
   contact->rc++;
 }
 
+
 int
 decrease_contact_rc (struct GNUNET_MESSENGER_Contact *contact)
 {
-  GNUNET_assert(contact);
+  GNUNET_assert (contact);
 
   if (contact->rc > 0)
     contact->rc--;
@@ -99,12 +106,13 @@ decrease_contact_rc (struct GNUNET_MESSENGER_Contact 
*contact)
   return contact->rc ? GNUNET_NO : GNUNET_YES;
 }
 
+
 void
 get_context_from_member (const struct GNUNET_HashCode *key,
                          const struct GNUNET_ShortHashCode *id,
                          struct GNUNET_HashCode *context)
 {
-  GNUNET_assert((key) && (id) && (context));
+  GNUNET_assert ((key) && (id) && (context));
 
   GNUNET_CRYPTO_hash (id, sizeof(*id), context);
   GNUNET_CRYPTO_hash_xor (key, context, context);
diff --git a/src/messenger/messenger_api_contact_store.c 
b/src/messenger/messenger_api_contact_store.c
index d42155e20..520e6cdd1 100644
--- a/src/messenger/messenger_api_contact_store.c
+++ b/src/messenger/messenger_api_contact_store.c
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2020--2021 GNUnet e.V.
+   Copyright (C) 2020--2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -38,6 +38,7 @@ init_contact_store (struct GNUNET_MESSENGER_ContactStore 
*store)
   store->contacts = GNUNET_CONTAINER_multihashmap_create (8, GNUNET_NO);
 }
 
+
 static int
 iterate_destroy_contacts (void *cls,
                           const struct GNUNET_HashCode *key,
@@ -48,37 +49,43 @@ iterate_destroy_contacts (void *cls,
   return GNUNET_YES;
 }
 
+
 void
 clear_contact_store (struct GNUNET_MESSENGER_ContactStore *store)
 {
   GNUNET_assert ((store) && (store->contacts));
 
-  GNUNET_CONTAINER_multihashmap_iterate (store->anonymous, 
iterate_destroy_contacts, NULL);
-  GNUNET_CONTAINER_multihashmap_iterate (store->contacts, 
iterate_destroy_contacts, NULL);
+  GNUNET_CONTAINER_multihashmap_iterate (store->anonymous,
+                                         iterate_destroy_contacts, NULL);
+  GNUNET_CONTAINER_multihashmap_iterate (store->contacts,
+                                         iterate_destroy_contacts, NULL);
 
   GNUNET_CONTAINER_multihashmap_destroy (store->anonymous);
   GNUNET_CONTAINER_multihashmap_destroy (store->contacts);
 }
 
+
 static struct GNUNET_CONTAINER_MultiHashMap*
 select_store_contact_map (struct GNUNET_MESSENGER_ContactStore *store,
                           const struct GNUNET_HashCode *context,
                           struct GNUNET_HashCode *hash)
 {
-  const struct GNUNET_IDENTITY_PublicKey *anonymous = get_anonymous_public_key 
();
+  const struct GNUNET_IDENTITY_PublicKey *anonymous =
+    get_anonymous_public_key ();
 
   struct GNUNET_HashCode anonHash;
   GNUNET_CRYPTO_hash (anonymous, sizeof(*anonymous), &anonHash);
 
-  if ((context) && (0 == GNUNET_CRYPTO_hash_cmp(hash, &anonHash)))
+  if ((context) && (0 == GNUNET_CRYPTO_hash_cmp (hash, &anonHash)))
   {
-    GNUNET_memcpy(hash, context, sizeof(*context));
+    GNUNET_memcpy (hash, context, sizeof(*context));
     return store->anonymous;
   }
   else
     return store->contacts;
 }
 
+
 struct GNUNET_MESSENGER_Contact*
 get_store_contact_raw (struct GNUNET_MESSENGER_ContactStore *store,
                        const struct GNUNET_HashCode *context,
@@ -87,15 +94,16 @@ get_store_contact_raw (struct GNUNET_MESSENGER_ContactStore 
*store,
   GNUNET_assert ((store) && (store->contacts) && (context) && (key_hash));
 
   struct GNUNET_HashCode hash;
-  GNUNET_memcpy(&hash, key_hash, sizeof(*key_hash));
+  GNUNET_memcpy (&hash, key_hash, sizeof(*key_hash));
 
   struct GNUNET_CONTAINER_MultiHashMap *map = select_store_contact_map (
-      store, context, &hash
-  );
+    store, context, &hash
+    );
 
   return GNUNET_CONTAINER_multihashmap_get (map, &hash);
 }
 
+
 struct GNUNET_MESSENGER_Contact*
 get_store_contact (struct GNUNET_MESSENGER_ContactStore *store,
                    const struct GNUNET_HashCode *context,
@@ -107,17 +115,20 @@ get_store_contact (struct GNUNET_MESSENGER_ContactStore 
*store,
   GNUNET_CRYPTO_hash (pubkey, sizeof(*pubkey), &hash);
 
   struct GNUNET_CONTAINER_MultiHashMap *map = select_store_contact_map (
-      store, context, &hash
-  );
+    store, context, &hash
+    );
 
-  struct GNUNET_MESSENGER_Contact *contact = GNUNET_CONTAINER_multihashmap_get 
(map, &hash);
+  struct GNUNET_MESSENGER_Contact *contact = GNUNET_CONTAINER_multihashmap_get 
(
+    map, &hash);
 
   if (contact)
   {
-    if (0 != GNUNET_memcmp(pubkey, get_contact_key(contact)))
+    if (0 != GNUNET_memcmp (pubkey, get_contact_key (contact)))
     {
-      char* str = GNUNET_IDENTITY_public_key_to_string 
(get_contact_key(contact));
-      GNUNET_log (GNUNET_ERROR_TYPE_INVALID, "Contact in store uses wrong key: 
%s\n", str);
+      char *str = GNUNET_IDENTITY_public_key_to_string (get_contact_key (
+                                                          contact));
+      GNUNET_log (GNUNET_ERROR_TYPE_INVALID,
+                  "Contact in store uses wrong key: %s\n", str);
       GNUNET_free (str);
       return NULL;
     }
@@ -135,60 +146,62 @@ get_store_contact (struct GNUNET_MESSENGER_ContactStore 
*store,
   return NULL;
 }
 
+
 void
 update_store_contact (struct GNUNET_MESSENGER_ContactStore *store,
-                      struct GNUNET_MESSENGER_Contact* contact,
+                      struct GNUNET_MESSENGER_Contact *contact,
                       const struct GNUNET_HashCode *context,
                       const struct GNUNET_HashCode *next_context,
                       const struct GNUNET_IDENTITY_PublicKey *pubkey)
 {
   GNUNET_assert ((store) && (store->contacts) && (contact) && (pubkey));
 
-  const struct GNUNET_IDENTITY_PublicKey* oldkey = get_contact_key (contact);
+  const struct GNUNET_IDENTITY_PublicKey *oldkey = get_contact_key (contact);
 
   struct GNUNET_HashCode hash;
   GNUNET_CRYPTO_hash (oldkey, sizeof(*oldkey), &hash);
 
   struct GNUNET_CONTAINER_MultiHashMap *map = select_store_contact_map (
-      store, context, &hash
-  );
+    store, context, &hash
+    );
 
   if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_remove (map, &hash, contact))
   {
-    GNUNET_memcpy(&(contact->public_key), pubkey, sizeof(*pubkey));
+    GNUNET_memcpy (&(contact->public_key), pubkey, sizeof(*pubkey));
 
     GNUNET_CRYPTO_hash (pubkey, sizeof(*pubkey), &hash);
 
     map = select_store_contact_map (
-        store, next_context, &hash
-    );
+      store, next_context, &hash
+      );
 
     if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (map, &hash, contact,
                                                         
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
-      GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Updating a contact failed: %s\n",
-                 GNUNET_h2s(&hash));
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Updating a contact failed: %s\n",
+                  GNUNET_h2s (&hash));
   }
 }
 
+
 void
 remove_store_contact (struct GNUNET_MESSENGER_ContactStore *store,
-                      struct GNUNET_MESSENGER_Contact* contact,
+                      struct GNUNET_MESSENGER_Contact *contact,
                       const struct GNUNET_HashCode *context)
 {
   GNUNET_assert ((store) && (store->contacts) && (contact));
 
-  const struct GNUNET_IDENTITY_PublicKey* pubkey = get_contact_key(contact);
+  const struct GNUNET_IDENTITY_PublicKey *pubkey = get_contact_key (contact);
 
   struct GNUNET_HashCode hash;
   GNUNET_CRYPTO_hash (pubkey, sizeof(*pubkey), &hash);
 
   struct GNUNET_CONTAINER_MultiHashMap *map = select_store_contact_map (
-      store, context, &hash
-  );
+    store, context, &hash
+    );
 
   if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_remove (map, &hash, contact))
-    GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Removing a contact failed: %s\n",
-               GNUNET_h2s(&hash));
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Removing a contact failed: %s\n",
+                GNUNET_h2s (&hash));
 
   destroy_contact (contact);
 }
diff --git a/src/messenger/messenger_api_contact_store.h 
b/src/messenger/messenger_api_contact_store.h
index c74a67740..b61ef7f12 100644
--- a/src/messenger/messenger_api_contact_store.h
+++ b/src/messenger/messenger_api_contact_store.h
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2020--2021 GNUnet e.V.
+   Copyright (C) 2020--2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -105,7 +105,7 @@ get_store_contact (struct GNUNET_MESSENGER_ContactStore 
*store,
  */
 void
 update_store_contact (struct GNUNET_MESSENGER_ContactStore *store,
-                      struct GNUNET_MESSENGER_Contact* contact,
+                      struct GNUNET_MESSENGER_Contact *contact,
                       const struct GNUNET_HashCode *context,
                       const struct GNUNET_HashCode *next_context,
                       const struct GNUNET_IDENTITY_PublicKey *pubkey);
@@ -120,7 +120,7 @@ update_store_contact (struct GNUNET_MESSENGER_ContactStore 
*store,
  */
 void
 remove_store_contact (struct GNUNET_MESSENGER_ContactStore *store,
-                      struct GNUNET_MESSENGER_Contact* contact,
+                      struct GNUNET_MESSENGER_Contact *contact,
                       const struct GNUNET_HashCode *context);
 
 #endif //GNUNET_MESSENGER_API_CONTACT_STORE_H
diff --git a/src/messenger/messenger_api_handle.c 
b/src/messenger/messenger_api_handle.c
index abede8e21..7d5b55a06 100644
--- a/src/messenger/messenger_api_handle.c
+++ b/src/messenger/messenger_api_handle.c
@@ -34,9 +34,10 @@ create_handle (const struct GNUNET_CONFIGURATION_Handle *cfg,
                GNUNET_MESSENGER_MessageCallback msg_callback,
                void *msg_cls)
 {
-  GNUNET_assert(cfg);
+  GNUNET_assert (cfg);
 
-  struct GNUNET_MESSENGER_Handle *handle = GNUNET_new(struct 
GNUNET_MESSENGER_Handle);
+  struct GNUNET_MESSENGER_Handle *handle = GNUNET_new (struct
+                                                       
GNUNET_MESSENGER_Handle);
 
   handle->cfg = cfg;
   handle->mq = NULL;
@@ -53,11 +54,12 @@ create_handle (const struct GNUNET_CONFIGURATION_Handle 
*cfg,
 
   handle->rooms = GNUNET_CONTAINER_multihashmap_create (8, GNUNET_NO);
 
-  init_contact_store(get_handle_contact_store(handle));
+  init_contact_store (get_handle_contact_store (handle));
 
   return handle;
 }
 
+
 static int
 iterate_destroy_room (void *cls,
                       const struct GNUNET_HashCode *key,
@@ -70,10 +72,11 @@ iterate_destroy_room (void *cls,
   return GNUNET_YES;
 }
 
+
 void
 destroy_handle (struct GNUNET_MESSENGER_Handle *handle)
 {
-  GNUNET_assert(handle);
+  GNUNET_assert (handle);
 
   if (handle->reconnect_task)
     GNUNET_SCHEDULER_cancel (handle->reconnect_task);
@@ -82,26 +85,28 @@ destroy_handle (struct GNUNET_MESSENGER_Handle *handle)
     GNUNET_MQ_destroy (handle->mq);
 
   if (handle->name)
-    GNUNET_free(handle->name);
+    GNUNET_free (handle->name);
 
   if (handle->key)
-    GNUNET_free(handle->key);
+    GNUNET_free (handle->key);
 
   if (handle->pubkey)
-    GNUNET_free(handle->pubkey);
+    GNUNET_free (handle->pubkey);
 
   if (handle->rooms)
   {
-    GNUNET_CONTAINER_multihashmap_iterate (handle->rooms, 
iterate_destroy_room, NULL);
+    GNUNET_CONTAINER_multihashmap_iterate (handle->rooms, iterate_destroy_room,
+                                           NULL);
 
     GNUNET_CONTAINER_multihashmap_destroy (handle->rooms);
   }
 
-  clear_contact_store(get_handle_contact_store(handle));
+  clear_contact_store (get_handle_contact_store (handle));
 
-  GNUNET_free(handle);
+  GNUNET_free (handle);
 }
 
+
 void
 set_handle_name (struct GNUNET_MESSENGER_Handle *handle,
                  const char *name)
@@ -114,21 +119,23 @@ set_handle_name (struct GNUNET_MESSENGER_Handle *handle,
   handle->name = name ? GNUNET_strdup (name) : NULL;
 }
 
+
 const char*
 get_handle_name (const struct GNUNET_MESSENGER_Handle *handle)
 {
-  GNUNET_assert(handle);
+  GNUNET_assert (handle);
 
   return handle->name;
 }
 
+
 void
 set_handle_key (struct GNUNET_MESSENGER_Handle *handle,
                 const struct GNUNET_IDENTITY_PrivateKey *key)
 {
   GNUNET_assert (handle);
 
-  if (!key)
+  if (! key)
   {
     if (handle->key)
       GNUNET_free (handle->key);
@@ -141,31 +148,33 @@ set_handle_key (struct GNUNET_MESSENGER_Handle *handle,
     return;
   }
 
-  if (!handle->key)
+  if (! handle->key)
     handle->key = GNUNET_new (struct GNUNET_IDENTITY_PrivateKey);
 
-  if (!handle->pubkey)
+  if (! handle->pubkey)
     handle->pubkey = GNUNET_new (struct GNUNET_IDENTITY_PublicKey);
 
   GNUNET_memcpy (handle->key, key, sizeof(*key));
   GNUNET_IDENTITY_key_get_public (key, handle->pubkey);
 }
 
+
 const struct GNUNET_IDENTITY_PrivateKey*
 get_handle_key (const struct GNUNET_MESSENGER_Handle *handle)
 {
-  GNUNET_assert(handle);
+  GNUNET_assert (handle);
 
   if (handle->key)
     return handle->key;
 
-  return get_anonymous_private_key();
+  return get_anonymous_private_key ();
 }
 
+
 const struct GNUNET_IDENTITY_PublicKey*
 get_handle_pubkey (const struct GNUNET_MESSENGER_Handle *handle)
 {
-  GNUNET_assert(handle);
+  GNUNET_assert (handle);
 
   if (handle->pubkey)
     return handle->pubkey;
@@ -173,28 +182,31 @@ get_handle_pubkey (const struct GNUNET_MESSENGER_Handle 
*handle)
   return get_anonymous_public_key ();
 }
 
+
 struct GNUNET_MESSENGER_ContactStore*
 get_handle_contact_store (struct GNUNET_MESSENGER_Handle *handle)
 {
-  GNUNET_assert(handle);
+  GNUNET_assert (handle);
 
   return &(handle->contact_store);
 }
 
+
 struct GNUNET_MESSENGER_Contact*
 get_handle_contact (struct GNUNET_MESSENGER_Handle *handle,
                     const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((handle) && (key));
+  GNUNET_assert ((handle) && (key));
 
-  struct GNUNET_MESSENGER_Room *room = GNUNET_CONTAINER_multihashmap_get 
(handle->rooms, key);
+  struct GNUNET_MESSENGER_Room *room = GNUNET_CONTAINER_multihashmap_get (
+    handle->rooms, key);
 
-  if (!room)
+  if (! room)
     return NULL;
 
   const struct GNUNET_ShortHashCode *contact_id = get_room_sender_id (room);
 
-  if (!contact_id)
+  if (! contact_id)
     return NULL;
 
   struct GNUNET_HashCode context;
@@ -204,48 +216,56 @@ get_handle_contact (struct GNUNET_MESSENGER_Handle 
*handle,
                             get_handle_pubkey (handle));
 }
 
+
 void
 open_handle_room (struct GNUNET_MESSENGER_Handle *handle,
                   const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((handle) && (key));
+  GNUNET_assert ((handle) && (key));
 
-  struct GNUNET_MESSENGER_Room *room = GNUNET_CONTAINER_multihashmap_get 
(handle->rooms, key);
+  struct GNUNET_MESSENGER_Room *room = GNUNET_CONTAINER_multihashmap_get (
+    handle->rooms, key);
 
   if (room)
     room->opened = GNUNET_YES;
 }
 
+
 void
 entry_handle_room_at (struct GNUNET_MESSENGER_Handle *handle,
                       const struct GNUNET_PeerIdentity *door,
                       const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((handle) && (door) && (key));
+  GNUNET_assert ((handle) && (door) && (key));
 
-  struct GNUNET_MESSENGER_Room *room = GNUNET_CONTAINER_multihashmap_get 
(handle->rooms, key);
+  struct GNUNET_MESSENGER_Room *room = GNUNET_CONTAINER_multihashmap_get (
+    handle->rooms, key);
 
   if (room)
     add_to_list_tunnels (&(room->entries), door, NULL);
 }
 
+
 void
 close_handle_room (struct GNUNET_MESSENGER_Handle *handle,
                    const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((handle) && (key));
+  GNUNET_assert ((handle) && (key));
 
-  struct GNUNET_MESSENGER_Room *room = GNUNET_CONTAINER_multihashmap_get 
(handle->rooms, key);
+  struct GNUNET_MESSENGER_Room *room = GNUNET_CONTAINER_multihashmap_get (
+    handle->rooms, key);
 
-  if ((room) && (GNUNET_YES == GNUNET_CONTAINER_multihashmap_remove 
(handle->rooms, key, room)))
+  if ((room) && (GNUNET_YES == GNUNET_CONTAINER_multihashmap_remove (
+                   handle->rooms, key, room)))
     destroy_room (room);
 }
 
+
 struct GNUNET_MESSENGER_Room*
 get_handle_room (struct GNUNET_MESSENGER_Handle *handle,
                  const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((handle) && (key));
+  GNUNET_assert ((handle) && (key));
 
   return GNUNET_CONTAINER_multihashmap_get (handle->rooms, key);
 }
diff --git a/src/messenger/messenger_api_list_tunnels.c 
b/src/messenger/messenger_api_list_tunnels.c
index 4d0deb95d..b2513370c 100644
--- a/src/messenger/messenger_api_list_tunnels.c
+++ b/src/messenger/messenger_api_list_tunnels.c
@@ -29,24 +29,27 @@
 void
 init_list_tunnels (struct GNUNET_MESSENGER_ListTunnels *tunnels)
 {
-  GNUNET_assert(tunnels);
+  GNUNET_assert (tunnels);
 
   tunnels->head = NULL;
   tunnels->tail = NULL;
 }
 
+
 void
 clear_list_tunnels (struct GNUNET_MESSENGER_ListTunnels *tunnels)
 {
-  GNUNET_assert(tunnels);
+  GNUNET_assert (tunnels);
 
   struct GNUNET_MESSENGER_ListTunnel *element;
-  for (element = tunnels->head; element; element = 
remove_from_list_tunnels(tunnels, element))
+  for (element = tunnels->head; element; element = remove_from_list_tunnels (
+         tunnels, element))
 
-  tunnels->head = NULL;
+    tunnels->head = NULL;
   tunnels->tail = NULL;
 }
 
+
 static int
 compare_list_tunnels (void *cls,
                       struct GNUNET_MESSENGER_ListTunnel *element0,
@@ -55,28 +58,33 @@ compare_list_tunnels (void *cls,
   return ((int) element0->peer) - ((int) element1->peer);
 }
 
+
 void
 add_to_list_tunnels (struct GNUNET_MESSENGER_ListTunnels *tunnels,
                      const struct GNUNET_PeerIdentity *peer,
                      const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((tunnels) && (peer));
+  GNUNET_assert ((tunnels) && (peer));
 
-  struct GNUNET_MESSENGER_ListTunnel *element = GNUNET_new(struct 
GNUNET_MESSENGER_ListTunnel);
+  struct GNUNET_MESSENGER_ListTunnel *element = GNUNET_new (struct
+                                                            
GNUNET_MESSENGER_ListTunnel);
 
   element->peer = GNUNET_PEER_intern (peer);
-  element->hash = hash ? GNUNET_memdup(hash, sizeof(struct GNUNET_HashCode)) : 
NULL;
+  element->hash = hash ? GNUNET_memdup (hash, sizeof(struct GNUNET_HashCode)) :
+                  NULL;
 
-  GNUNET_CONTAINER_DLL_insert_sorted(struct GNUNET_MESSENGER_ListTunnel, 
compare_list_tunnels, NULL, tunnels->head,
-                                     tunnels->tail, element);
+  GNUNET_CONTAINER_DLL_insert_sorted (struct GNUNET_MESSENGER_ListTunnel,
+                                      compare_list_tunnels, NULL, 
tunnels->head,
+                                      tunnels->tail, element);
 }
 
+
 struct GNUNET_MESSENGER_ListTunnel*
 find_list_tunnels (struct GNUNET_MESSENGER_ListTunnels *tunnels,
                    const struct GNUNET_PeerIdentity *peer,
                    size_t *index)
 {
-  GNUNET_assert((tunnels) && (peer));
+  GNUNET_assert ((tunnels) && (peer));
 
   struct GNUNET_MESSENGER_ListTunnel *element;
   struct GNUNET_PeerIdentity pid;
@@ -88,7 +96,7 @@ find_list_tunnels (struct GNUNET_MESSENGER_ListTunnels 
*tunnels,
   {
     GNUNET_PEER_resolve (element->peer, &pid);
 
-    if (0 == GNUNET_memcmp(&pid, peer))
+    if (0 == GNUNET_memcmp (&pid, peer))
       return element;
 
     if (index)
@@ -98,111 +106,121 @@ find_list_tunnels (struct GNUNET_MESSENGER_ListTunnels 
*tunnels,
   return NULL;
 }
 
+
 void
 update_to_list_tunnels (struct GNUNET_MESSENGER_ListTunnels *tunnels,
                         const struct GNUNET_PeerIdentity *peer,
                         const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((tunnels) && (peer));
+  GNUNET_assert ((tunnels) && (peer));
 
-  struct GNUNET_MESSENGER_ListTunnel* element = find_list_tunnels(tunnels, 
peer, NULL);
-  if (!element)
+  struct GNUNET_MESSENGER_ListTunnel *element = find_list_tunnels (tunnels,
+                                                                   peer,
+                                                                   NULL);
+  if (! element)
     return;
 
   if (element->hash)
   {
     if (hash)
-      GNUNET_memcpy(element->hash, hash, sizeof(struct GNUNET_HashCode));
+      GNUNET_memcpy (element->hash, hash, sizeof(struct GNUNET_HashCode));
     else
     {
-      GNUNET_free(element->hash);
+      GNUNET_free (element->hash);
       element->hash = NULL;
     }
   }
   else if (hash)
-    element->hash = GNUNET_memdup(hash, sizeof(struct GNUNET_HashCode));
+    element->hash = GNUNET_memdup (hash, sizeof(struct GNUNET_HashCode));
 }
 
+
 int
 contains_list_tunnels (struct GNUNET_MESSENGER_ListTunnels *tunnels,
                        const struct GNUNET_PeerIdentity *peer)
 {
-  GNUNET_assert((tunnels) && (peer));
+  GNUNET_assert ((tunnels) && (peer));
 
-  return find_list_tunnels (tunnels, peer, NULL) != NULL ? GNUNET_YES : 
GNUNET_NO;
+  return find_list_tunnels (tunnels, peer, NULL) != NULL ? GNUNET_YES :
+         GNUNET_NO;
 }
 
+
 struct GNUNET_MESSENGER_ListTunnel*
 remove_from_list_tunnels (struct GNUNET_MESSENGER_ListTunnels *tunnels,
                           struct GNUNET_MESSENGER_ListTunnel *element)
 {
-  GNUNET_assert((tunnels) && (element));
+  GNUNET_assert ((tunnels) && (element));
 
   struct GNUNET_MESSENGER_ListTunnel *next = element->next;
 
   if ((tunnels->head) && (tunnels->tail))
-    GNUNET_CONTAINER_DLL_remove(tunnels->head, tunnels->tail, element);
+    GNUNET_CONTAINER_DLL_remove (tunnels->head, tunnels->tail, element);
 
   if (element->hash)
-    GNUNET_free(element->hash);
+    GNUNET_free (element->hash);
 
   GNUNET_PEER_change_rc (element->peer, -1);
-  GNUNET_free(element);
+  GNUNET_free (element);
 
   return next;
 }
 
+
 void
 load_list_tunnels (struct GNUNET_MESSENGER_ListTunnels *tunnels,
                    const char *path)
 {
-  GNUNET_assert((tunnels) && (path));
+  GNUNET_assert ((tunnels) && (path));
 
   if (GNUNET_YES != GNUNET_DISK_file_test (path))
     return;
 
-  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ 
| GNUNET_DISK_PERM_USER_WRITE);
+  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ
+                                                   | 
GNUNET_DISK_PERM_USER_WRITE);
 
-  struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open(
-      path, GNUNET_DISK_OPEN_READ, permission
-  );
+  struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open (
+    path, GNUNET_DISK_OPEN_READ, permission
+    );
 
-  if (!handle)
+  if (! handle)
     return;
 
-  GNUNET_DISK_file_seek(handle, 0, GNUNET_DISK_SEEK_SET);
+  GNUNET_DISK_file_seek (handle, 0, GNUNET_DISK_SEEK_SET);
 
   struct GNUNET_PeerIdentity peer;
   ssize_t len;
 
   do {
-    len = GNUNET_DISK_file_read(handle, &peer, sizeof(peer));
+    len = GNUNET_DISK_file_read (handle, &peer, sizeof(peer));
 
     if (len != sizeof(peer))
       break;
 
-    add_to_list_tunnels(tunnels, &peer, NULL);
+    add_to_list_tunnels (tunnels, &peer, NULL);
   } while (len == sizeof(peer));
 
-  GNUNET_DISK_file_close(handle);
+  GNUNET_DISK_file_close (handle);
 }
 
+
 void
 save_list_tunnels (struct GNUNET_MESSENGER_ListTunnels *tunnels,
                    const char *path)
 {
-  GNUNET_assert((tunnels) && (path));
+  GNUNET_assert ((tunnels) && (path));
 
-  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ 
| GNUNET_DISK_PERM_USER_WRITE);
+  enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ
+                                                   | 
GNUNET_DISK_PERM_USER_WRITE);
 
-  struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open(
-      path, GNUNET_DISK_OPEN_CREATE | GNUNET_DISK_OPEN_WRITE, permission
-  );
+  struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open (
+    path, GNUNET_DISK_OPEN_CREATE | GNUNET_DISK_OPEN_WRITE, permission
+    );
 
-  if (!handle)
+  if (! handle)
     return;
 
-  GNUNET_DISK_file_seek(handle, 0, GNUNET_DISK_SEEK_SET);
+  GNUNET_DISK_file_seek (handle, 0, GNUNET_DISK_SEEK_SET);
 
   struct GNUNET_MESSENGER_ListTunnel *element;
   struct GNUNET_PeerIdentity pid;
@@ -211,9 +229,9 @@ save_list_tunnels (struct GNUNET_MESSENGER_ListTunnels 
*tunnels,
   {
     GNUNET_PEER_resolve (element->peer, &pid);
 
-    GNUNET_DISK_file_write(handle, &pid, sizeof(pid));
+    GNUNET_DISK_file_write (handle, &pid, sizeof(pid));
   }
 
-  GNUNET_DISK_file_sync(handle);
-  GNUNET_DISK_file_close(handle);
+  GNUNET_DISK_file_sync (handle);
+  GNUNET_DISK_file_close (handle);
 }
diff --git a/src/messenger/messenger_api_message.c 
b/src/messenger/messenger_api_message.c
index 3d9e125a4..881b18bb5 100644
--- a/src/messenger/messenger_api_message.c
+++ b/src/messenger/messenger_api_message.c
@@ -41,7 +41,8 @@ struct GNUNET_MESSENGER_ShortMessage
 struct GNUNET_MESSENGER_Message*
 create_message (enum GNUNET_MESSENGER_MessageKind kind)
 {
-  struct GNUNET_MESSENGER_Message *message = GNUNET_new(struct 
GNUNET_MESSENGER_Message);
+  struct GNUNET_MESSENGER_Message *message = GNUNET_new (struct
+                                                         
GNUNET_MESSENGER_Message);
 
   message->header.kind = kind;
 
@@ -67,32 +68,36 @@ create_message (enum GNUNET_MESSENGER_MessageKind kind)
   return message;
 }
 
+
 struct GNUNET_MESSENGER_Message*
 copy_message (const struct GNUNET_MESSENGER_Message *message)
 {
-  GNUNET_assert(message);
+  GNUNET_assert (message);
 
-  struct GNUNET_MESSENGER_Message *copy = GNUNET_new(struct 
GNUNET_MESSENGER_Message);
+  struct GNUNET_MESSENGER_Message *copy = GNUNET_new (struct
+                                                      
GNUNET_MESSENGER_Message);
 
-  GNUNET_memcpy(copy, message, sizeof(struct GNUNET_MESSENGER_Message));
+  GNUNET_memcpy (copy, message, sizeof(struct GNUNET_MESSENGER_Message));
 
   switch (message->header.kind)
   {
   case GNUNET_MESSENGER_KIND_NAME:
-    copy->body.name.name = GNUNET_strdup(message->body.name.name);
+    copy->body.name.name = GNUNET_strdup (message->body.name.name);
     break;
   case GNUNET_MESSENGER_KIND_TEXT:
-    copy->body.text.text = GNUNET_strdup(message->body.text.text);
+    copy->body.text.text = GNUNET_strdup (message->body.text.text);
     break;
   case GNUNET_MESSENGER_KIND_FILE:
-    copy->body.file.uri = GNUNET_strdup(message->body.file.uri);
+    copy->body.file.uri = GNUNET_strdup (message->body.file.uri);
     break;
   case GNUNET_MESSENGER_KIND_PRIVATE:
-    copy->body.privacy.data = copy->body.privacy.length ? 
GNUNET_malloc(copy->body.privacy.length) : NULL;
+    copy->body.privacy.data = copy->body.privacy.length ? GNUNET_malloc (
+      copy->body.privacy.length) : NULL;
 
     if (copy->body.privacy.data)
     {
-      GNUNET_memcpy(copy->body.privacy.data, message->body.privacy.data, 
copy->body.privacy.length);
+      GNUNET_memcpy (copy->body.privacy.data, message->body.privacy.data,
+                     copy->body.privacy.length);
     }
 
     break;
@@ -103,6 +108,7 @@ copy_message (const struct GNUNET_MESSENGER_Message 
*message)
   return copy;
 }
 
+
 static void
 destroy_message_body (enum GNUNET_MESSENGER_MessageKind kind,
                       struct GNUNET_MESSENGER_MessageBody *body)
@@ -110,44 +116,47 @@ destroy_message_body (enum GNUNET_MESSENGER_MessageKind 
kind,
   switch (kind)
   {
   case GNUNET_MESSENGER_KIND_NAME:
-    GNUNET_free(body->name.name);
+    GNUNET_free (body->name.name);
     break;
   case GNUNET_MESSENGER_KIND_TEXT:
-    GNUNET_free(body->text.text);
+    GNUNET_free (body->text.text);
     break;
   case GNUNET_MESSENGER_KIND_FILE:
-    GNUNET_free(body->file.uri);
+    GNUNET_free (body->file.uri);
     break;
   case GNUNET_MESSENGER_KIND_PRIVATE:
-    GNUNET_free(body->privacy.data);
+    GNUNET_free (body->privacy.data);
     break;
   default:
     break;
   }
 }
 
+
 void
 cleanup_message (struct GNUNET_MESSENGER_Message *message)
 {
-  GNUNET_assert(message);
+  GNUNET_assert (message);
 
   destroy_message_body (message->header.kind, &(message->body));
 }
 
+
 void
 destroy_message (struct GNUNET_MESSENGER_Message *message)
 {
-  GNUNET_assert(message);
+  GNUNET_assert (message);
 
   destroy_message_body (message->header.kind, &(message->body));
 
-  GNUNET_free(message);
+  GNUNET_free (message);
 }
 
+
 int
 is_message_session_bound (const struct GNUNET_MESSENGER_Message *message)
 {
-  GNUNET_assert(message);
+  GNUNET_assert (message);
 
   if ((GNUNET_MESSENGER_KIND_JOIN == message->header.kind) ||
       (GNUNET_MESSENGER_KIND_LEAVE == message->header.kind) ||
@@ -159,15 +168,18 @@ is_message_session_bound (const struct 
GNUNET_MESSENGER_Message *message)
     return GNUNET_NO;
 }
 
+
 static void
 fold_short_message (const struct GNUNET_MESSENGER_Message *message,
                     struct GNUNET_MESSENGER_ShortMessage *shortened)
 {
   shortened->kind = message->header.kind;
 
-  GNUNET_memcpy(&(shortened->body), &(message->body), sizeof(struct 
GNUNET_MESSENGER_MessageBody));
+  GNUNET_memcpy (&(shortened->body), &(message->body), sizeof(struct
+                                                              
GNUNET_MESSENGER_MessageBody));
 }
 
+
 static void
 unfold_short_message (struct GNUNET_MESSENGER_ShortMessage *shortened,
                       struct GNUNET_MESSENGER_Message *message)
@@ -176,9 +188,11 @@ unfold_short_message (struct GNUNET_MESSENGER_ShortMessage 
*shortened,
 
   message->header.kind = shortened->kind;
 
-  GNUNET_memcpy(&(message->body), &(shortened->body), sizeof(struct 
GNUNET_MESSENGER_MessageBody));
+  GNUNET_memcpy (&(message->body), &(shortened->body), sizeof(struct
+                                                              
GNUNET_MESSENGER_MessageBody));
 }
 
+
 #define member_size(type, member) sizeof(((type*) NULL)->member)
 
 static uint16_t
@@ -189,40 +203,43 @@ get_message_body_kind_size (enum 
GNUNET_MESSENGER_MessageKind kind)
   switch (kind)
   {
   case GNUNET_MESSENGER_KIND_INFO:
-    length += member_size(struct GNUNET_MESSENGER_Message, 
body.info.messenger_version);
+    length += member_size (struct GNUNET_MESSENGER_Message,
+                           body.info.messenger_version);
     break;
   case GNUNET_MESSENGER_KIND_PEER:
-    length += member_size(struct GNUNET_MESSENGER_Message, body.peer.peer);
+    length += member_size (struct GNUNET_MESSENGER_Message, body.peer.peer);
     break;
   case GNUNET_MESSENGER_KIND_ID:
-    length += member_size(struct GNUNET_MESSENGER_Message, body.id.id);
+    length += member_size (struct GNUNET_MESSENGER_Message, body.id.id);
     break;
   case GNUNET_MESSENGER_KIND_MISS:
-    length += member_size(struct GNUNET_MESSENGER_Message, body.miss.peer);
+    length += member_size (struct GNUNET_MESSENGER_Message, body.miss.peer);
     break;
   case GNUNET_MESSENGER_KIND_MERGE:
-    length += member_size(struct GNUNET_MESSENGER_Message, 
body.merge.previous);
+    length += member_size (struct GNUNET_MESSENGER_Message,
+                           body.merge.previous);
     break;
   case GNUNET_MESSENGER_KIND_REQUEST:
-    length += member_size(struct GNUNET_MESSENGER_Message, body.request.hash);
+    length += member_size (struct GNUNET_MESSENGER_Message, body.request.hash);
     break;
   case GNUNET_MESSENGER_KIND_INVITE:
-    length += member_size(struct GNUNET_MESSENGER_Message, body.invite.door);
-    length += member_size(struct GNUNET_MESSENGER_Message, body.invite.key);
+    length += member_size (struct GNUNET_MESSENGER_Message, body.invite.door);
+    length += member_size (struct GNUNET_MESSENGER_Message, body.invite.key);
     break;
   case GNUNET_MESSENGER_KIND_TEXT:
     break;
   case GNUNET_MESSENGER_KIND_FILE:
-    length += member_size(struct GNUNET_MESSENGER_Message, body.file.key);
-    length += member_size(struct GNUNET_MESSENGER_Message, body.file.hash);
-    length += member_size(struct GNUNET_MESSENGER_Message, body.file.name);
+    length += member_size (struct GNUNET_MESSENGER_Message, body.file.key);
+    length += member_size (struct GNUNET_MESSENGER_Message, body.file.hash);
+    length += member_size (struct GNUNET_MESSENGER_Message, body.file.name);
     break;
   case GNUNET_MESSENGER_KIND_PRIVATE:
-    length += member_size(struct GNUNET_MESSENGER_Message, body.privacy.key);
+    length += member_size (struct GNUNET_MESSENGER_Message, body.privacy.key);
     break;
   case GNUNET_MESSENGER_KIND_DELETE:
-    length += member_size(struct GNUNET_MESSENGER_Message, body.deletion.hash);
-    length += member_size(struct GNUNET_MESSENGER_Message, 
body.deletion.delay);
+    length += member_size (struct GNUNET_MESSENGER_Message, 
body.deletion.hash);
+    length += member_size (struct GNUNET_MESSENGER_Message,
+                           body.deletion.delay);
     break;
   default:
     break;
@@ -231,6 +248,7 @@ get_message_body_kind_size (enum 
GNUNET_MESSENGER_MessageKind kind)
   return length;
 }
 
+
 typedef uint32_t kind_t;
 
 uint16_t
@@ -241,9 +259,9 @@ get_message_kind_size (enum GNUNET_MESSENGER_MessageKind 
kind,
 
   if (GNUNET_YES == include_header)
   {
-    length += member_size(struct GNUNET_MESSENGER_Message, header.timestamp);
-    length += member_size(struct GNUNET_MESSENGER_Message, header.sender_id);
-    length += member_size(struct GNUNET_MESSENGER_Message, header.previous);
+    length += member_size (struct GNUNET_MESSENGER_Message, header.timestamp);
+    length += member_size (struct GNUNET_MESSENGER_Message, header.sender_id);
+    length += member_size (struct GNUNET_MESSENGER_Message, header.previous);
   }
 
   length += sizeof(kind_t);
@@ -251,6 +269,7 @@ get_message_kind_size (enum GNUNET_MESSENGER_MessageKind 
kind,
   return length + get_message_body_kind_size (kind);
 }
 
+
 static uint16_t
 get_message_body_size (enum GNUNET_MESSENGER_MessageKind kind,
                        const struct GNUNET_MESSENGER_MessageBody *body)
@@ -260,13 +279,13 @@ get_message_body_size (enum GNUNET_MESSENGER_MessageKind 
kind,
   switch (kind)
   {
   case GNUNET_MESSENGER_KIND_JOIN:
-    length += GNUNET_IDENTITY_public_key_get_length(&(body->join.key));
+    length += GNUNET_IDENTITY_public_key_get_length (&(body->join.key));
     break;
   case GNUNET_MESSENGER_KIND_NAME:
     length += (body->name.name ? strlen (body->name.name) : 0);
     break;
   case GNUNET_MESSENGER_KIND_KEY:
-    length += GNUNET_IDENTITY_public_key_get_length(&(body->key.key));
+    length += GNUNET_IDENTITY_public_key_get_length (&(body->key.key));
     break;
   case GNUNET_MESSENGER_KIND_TEXT:
     length += strlen (body->text.text);
@@ -284,16 +303,18 @@ get_message_body_size (enum GNUNET_MESSENGER_MessageKind 
kind,
   return length;
 }
 
+
 uint16_t
 get_message_size (const struct GNUNET_MESSENGER_Message *message,
                   int include_header)
 {
-  GNUNET_assert(message);
+  GNUNET_assert (message);
 
   uint16_t length = 0;
 
   if (GNUNET_YES == include_header)
-    length += 
GNUNET_IDENTITY_signature_get_length(&(message->header.signature));
+    length += GNUNET_IDENTITY_signature_get_length (
+      &(message->header.signature));
 
   length += get_message_kind_size (message->header.kind, include_header);
   length += get_message_body_size (message->header.kind, &(message->body));
@@ -301,6 +322,7 @@ get_message_size (const struct GNUNET_MESSENGER_Message 
*message,
   return length;
 }
 
+
 static uint16_t
 get_short_message_size (const struct GNUNET_MESSENGER_ShortMessage *message,
                         int include_body)
@@ -309,19 +331,24 @@ get_short_message_size (const struct 
GNUNET_MESSENGER_ShortMessage *message,
 
   if (message)
     return minimum_size + get_message_body_kind_size (message->kind)
-           + (include_body == GNUNET_YES? get_message_body_size 
(message->kind, &(message->body)) : 0);
+           + (include_body == GNUNET_YES? get_message_body_size (message->kind,
+                                                                 
&(message->body))
+    : 0);
   else
     return minimum_size;
 }
 
+
 static uint16_t
 calc_usual_padding ()
 {
   uint16_t padding = 0;
   uint16_t kind_size;
 
-  for (int i = 0; i <= GNUNET_MESSENGER_KIND_MAX; i++) {
-    kind_size = get_message_kind_size ((enum GNUNET_MESSENGER_MessageKind) i, 
GNUNET_YES);
+  for (int i = 0; i <= GNUNET_MESSENGER_KIND_MAX; i++)
+  {
+    kind_size = get_message_kind_size ((enum GNUNET_MESSENGER_MessageKind) i,
+                                       GNUNET_YES);
 
     if (kind_size > padding)
       padding = kind_size;
@@ -330,6 +357,7 @@ calc_usual_padding ()
   return padding + GNUNET_MESSENGER_PADDING_MIN;
 }
 
+
 #define max(x, y) (x > y? x : y)
 
 static uint16_t
@@ -337,13 +365,13 @@ calc_padded_length (uint16_t length)
 {
   static uint16_t usual_padding = 0;
 
-  if (!usual_padding)
-    usual_padding = calc_usual_padding();
+  if (! usual_padding)
+    usual_padding = calc_usual_padding ();
 
-  const uint16_t padded_length = max(
-      length + GNUNET_MESSENGER_PADDING_MIN,
-      usual_padding
-  );
+  const uint16_t padded_length = max (
+    length + GNUNET_MESSENGER_PADDING_MIN,
+    usual_padding
+    );
 
   if (padded_length <= GNUNET_MESSENGER_PADDING_LEVEL0)
     return GNUNET_MESSENGER_PADDING_LEVEL0;
@@ -358,35 +386,36 @@ calc_padded_length (uint16_t length)
 
 }
 
+
 #define min(x, y) (x < y? x : y)
 
 #define encode_step_ext(dst, offset, src, size) do { \
-       GNUNET_memcpy(dst + offset, src, size);                        \
-       offset += size;                                                \
+          GNUNET_memcpy (dst + offset, src, size);            \
+          offset += size;                                    \
 } while (0)
 
 #define encode_step(dst, offset, src) do {         \
-  encode_step_ext(dst, offset, src, sizeof(*src)); \
+          encode_step_ext (dst, offset, src, sizeof(*src)); \
 } while (0)
 
 #define encode_step_key(dst, offset, src, length) do {  \
-  ssize_t result = GNUNET_IDENTITY_write_public_key_to_buffer( \
-      src, dst + offset, length - offset                \
-  );                                                    \
-  if (result < 0)                                       \
-    GNUNET_break (0);                                   \
-  else                                                  \
-    offset += result;                                   \
+          ssize_t result = GNUNET_IDENTITY_write_public_key_to_buffer ( \
+            src, dst + offset, length - offset                \
+            );                                                    \
+          if (result < 0)                                       \
+          GNUNET_break (0);                                   \
+          else                                                  \
+          offset += result;                                   \
 } while (0)
 
 #define encode_step_signature(dst, offset, src, length) do {  \
-  ssize_t result = GNUNET_IDENTITY_write_signature_to_buffer( \
-      src, dst + offset, length - offset                      \
-  );                                                          \
-  if (result < 0)                                             \
-    GNUNET_break (0);                                         \
-  else                                                        \
-    offset += result;                                         \
+          ssize_t result = GNUNET_IDENTITY_write_signature_to_buffer ( \
+            src, dst + offset, length - offset                      \
+            );                                                          \
+          if (result < 0)                                             \
+          GNUNET_break (0);                                         \
+          else                                                        \
+          offset += result;                                         \
 } while (0)
 
 static void
@@ -400,55 +429,63 @@ encode_message_body (enum GNUNET_MESSENGER_MessageKind 
kind,
   switch (kind)
   {
   case GNUNET_MESSENGER_KIND_INFO:
-    version = GNUNET_htobe32(body->info.messenger_version);
+    version = GNUNET_htobe32 (body->info.messenger_version);
 
-    encode_step(buffer, offset, &version);
+    encode_step (buffer, offset, &version);
     break;
   case GNUNET_MESSENGER_KIND_JOIN:
-    encode_step_key(buffer, offset, &(body->join.key), length);
+    encode_step_key (buffer, offset, &(body->join.key), length);
     break;
   case GNUNET_MESSENGER_KIND_NAME:
     if (body->name.name)
-      encode_step_ext(buffer, offset, body->name.name, min(length - offset, 
strlen(body->name.name)));
+      encode_step_ext (buffer, offset, body->name.name, min (length - offset,
+                                                             strlen (
+                                                               
body->name.name)));
     break;
   case GNUNET_MESSENGER_KIND_KEY:
-    encode_step_key(buffer, offset, &(body->key.key), length);
+    encode_step_key (buffer, offset, &(body->key.key), length);
     break;
   case GNUNET_MESSENGER_KIND_PEER:
-    encode_step(buffer, offset, &(body->peer.peer));
+    encode_step (buffer, offset, &(body->peer.peer));
     break;
   case GNUNET_MESSENGER_KIND_ID:
-    encode_step(buffer, offset, &(body->id.id));
+    encode_step (buffer, offset, &(body->id.id));
     break;
   case GNUNET_MESSENGER_KIND_MISS:
-    encode_step(buffer, offset, &(body->miss.peer));
+    encode_step (buffer, offset, &(body->miss.peer));
     break;
   case GNUNET_MESSENGER_KIND_MERGE:
-    encode_step(buffer, offset, &(body->merge.previous));
+    encode_step (buffer, offset, &(body->merge.previous));
     break;
   case GNUNET_MESSENGER_KIND_REQUEST:
-    encode_step(buffer, offset, &(body->request.hash));
+    encode_step (buffer, offset, &(body->request.hash));
     break;
   case GNUNET_MESSENGER_KIND_INVITE:
-    encode_step(buffer, offset, &(body->invite.door));
-    encode_step(buffer, offset, &(body->invite.key));
+    encode_step (buffer, offset, &(body->invite.door));
+    encode_step (buffer, offset, &(body->invite.key));
     break;
   case GNUNET_MESSENGER_KIND_TEXT:
-    encode_step_ext(buffer, offset, body->text.text, min(length - offset, 
strlen(body->text.text)));
+    encode_step_ext (buffer, offset, body->text.text, min (length - offset,
+                                                           strlen (
+                                                             
body->text.text)));
     break;
   case GNUNET_MESSENGER_KIND_FILE:
-    encode_step(buffer, offset, &(body->file.key));
-    encode_step(buffer, offset, &(body->file.hash));
-    encode_step_ext(buffer, offset, body->file.name, sizeof(body->file.name));
-    encode_step_ext(buffer, offset, body->file.uri, min(length - offset, 
strlen(body->file.uri)));
+    encode_step (buffer, offset, &(body->file.key));
+    encode_step (buffer, offset, &(body->file.hash));
+    encode_step_ext (buffer, offset, body->file.name, sizeof(body->file.name));
+    encode_step_ext (buffer, offset, body->file.uri, min (length - offset,
+                                                          strlen (
+                                                            body->file.uri)));
     break;
   case GNUNET_MESSENGER_KIND_PRIVATE:
-    encode_step(buffer, offset, &(body->privacy.key));
-    encode_step_ext(buffer, offset, body->privacy.data, min(length - offset, 
body->privacy.length));
+    encode_step (buffer, offset, &(body->privacy.key));
+    encode_step_ext (buffer, offset, body->privacy.data, min (length - offset,
+                                                              body->privacy.
+                                                              length));
     break;
   case GNUNET_MESSENGER_KIND_DELETE:
-    encode_step(buffer, offset, &(body->deletion.hash));
-    encode_step(buffer, offset, &(body->deletion.delay));
+    encode_step (buffer, offset, &(body->deletion.hash));
+    encode_step (buffer, offset, &(body->deletion.delay));
     break;
   default:
     break;
@@ -460,43 +497,48 @@ encode_message_body (enum GNUNET_MESSENGER_MessageKind 
kind,
   const uint16_t padding = length - offset;
   const uint16_t used_padding = sizeof(padding) + sizeof(char);
 
-  GNUNET_assert(padding >= used_padding);
+  GNUNET_assert (padding >= used_padding);
 
   buffer[offset++] = '\0';
 
   if (padding > used_padding)
-    GNUNET_CRYPTO_random_block(GNUNET_CRYPTO_QUALITY_WEAK, buffer + offset, 
padding - used_padding);
+    GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK, buffer + offset,
+                                padding - used_padding);
 
-  GNUNET_memcpy(buffer + length - sizeof(padding), &padding, sizeof(padding));
+  GNUNET_memcpy (buffer + length - sizeof(padding), &padding, sizeof(padding));
 }
 
+
 void
 encode_message (const struct GNUNET_MESSENGER_Message *message,
                 uint16_t length,
                 char *buffer,
                 int include_header)
 {
-  GNUNET_assert((message) && (buffer));
+  GNUNET_assert ((message) && (buffer));
 
   uint16_t offset = 0;
 
   if (GNUNET_YES == include_header)
-    encode_step_signature(buffer, offset, &(message->header.signature), 
length);
+    encode_step_signature (buffer, offset, &(message->header.signature),
+                           length);
 
-  const kind_t kind = GNUNET_htobe32((kind_t) message->header.kind);
+  const kind_t kind = GNUNET_htobe32 ((kind_t) message->header.kind);
 
   if (GNUNET_YES == include_header)
   {
-    encode_step(buffer, offset, &(message->header.timestamp));
-    encode_step(buffer, offset, &(message->header.sender_id));
-    encode_step(buffer, offset, &(message->header.previous));
+    encode_step (buffer, offset, &(message->header.timestamp));
+    encode_step (buffer, offset, &(message->header.sender_id));
+    encode_step (buffer, offset, &(message->header.previous));
   }
 
-  encode_step(buffer, offset, &kind);
+  encode_step (buffer, offset, &kind);
 
-  encode_message_body (message->header.kind, &(message->body), length, buffer, 
offset);
+  encode_message_body (message->header.kind, &(message->body), length, buffer,
+                       offset);
 }
 
+
 static void
 encode_short_message (const struct GNUNET_MESSENGER_ShortMessage *message,
                       uint16_t length,
@@ -505,46 +547,47 @@ encode_short_message (const struct 
GNUNET_MESSENGER_ShortMessage *message,
   struct GNUNET_HashCode hash;
   uint16_t offset = sizeof(hash);
 
-  const kind_t kind = GNUNET_htobe32((kind_t) message->kind);
+  const kind_t kind = GNUNET_htobe32 ((kind_t) message->kind);
 
-  encode_step(buffer, offset, &kind);
+  encode_step (buffer, offset, &kind);
 
   encode_message_body (message->kind, &(message->body), length, buffer, 
offset);
 
-  GNUNET_CRYPTO_hash(
-      buffer + sizeof(hash),
-      length - sizeof(hash),
-      &hash
-  );
+  GNUNET_CRYPTO_hash (
+    buffer + sizeof(hash),
+    length - sizeof(hash),
+    &hash
+    );
 
-  GNUNET_memcpy(buffer, &hash, sizeof(hash));
+  GNUNET_memcpy (buffer, &hash, sizeof(hash));
 }
 
+
 #define decode_step_ext(src, offset, dst, size) do { \
-       GNUNET_memcpy(dst, src + offset, size);                              \
-       offset += size;                                                      \
+          GNUNET_memcpy (dst, src + offset, size);            \
+          offset += size;                                    \
 } while (0)
 
-#define decode_step(src, offset, dst) do {                              \
-  decode_step_ext(src, offset, dst, sizeof(*dst)); \
+#define decode_step(src, offset, dst) do {         \
+          decode_step_ext (src, offset, dst, sizeof(*dst)); \
 } while (0)
 
-#define decode_step_malloc(src, offset, dst, size, zero) do {  \
-       dst = GNUNET_malloc(size + zero);                           \
-  if (zero) dst[size] = 0;                                                     
                                  \
-       decode_step_ext(src, offset, dst, size);                                
                  \
+#define decode_step_malloc(src, offset, dst, size, zero) do { \
+          dst = GNUNET_malloc (size + zero);                           \
+          if (zero) dst[size] = 0;                                    \
+          decode_step_ext (src, offset, dst, size);                    \
 } while (0)
 
 #define decode_step_key(src, offset, dst, length) do {   \
-  enum GNUNET_GenericReturnValue result;                 \
-  size_t read;                                           \
-  result = GNUNET_IDENTITY_read_public_key_from_buffer(  \
-    src + offset, length - offset, dst, &read            \
-  );                                                     \
-  if (GNUNET_SYSERR == result)                                        \
-    GNUNET_break(0);                                     \
-  else                                                   \
-    offset += read;                                    \
+          enum GNUNET_GenericReturnValue result;                 \
+          size_t read;                                           \
+          result = GNUNET_IDENTITY_read_public_key_from_buffer (  \
+            src + offset, length - offset, dst, &read            \
+            );                                                     \
+          if (GNUNET_SYSERR == result)                                        \
+          GNUNET_break (0);                                     \
+          else                                                   \
+          offset += read;                                    \
 } while (0)
 
 static uint16_t
@@ -556,7 +599,7 @@ decode_message_body (enum GNUNET_MESSENGER_MessageKind 
*kind,
 {
   uint16_t padding = 0;
 
-  GNUNET_memcpy(&padding, buffer + length - sizeof(padding), sizeof(padding));
+  GNUNET_memcpy (&padding, buffer + length - sizeof(padding), sizeof(padding));
 
   if (padding > length - offset)
     padding = 0;
@@ -572,59 +615,59 @@ decode_message_body (enum GNUNET_MESSENGER_MessageKind 
*kind,
   switch (*kind)
   {
   case GNUNET_MESSENGER_KIND_INFO: {
-    decode_step(buffer, offset, &version);
-
-    body->info.messenger_version = GNUNET_be32toh(version);
-    break;
-  } case GNUNET_MESSENGER_KIND_JOIN: {
-    decode_step_key(buffer, offset, &(body->join.key), length);
-    break;
-  } case GNUNET_MESSENGER_KIND_NAME:
+      decode_step (buffer, offset, &version);
+
+      body->info.messenger_version = GNUNET_be32toh (version);
+      break;
+    } case GNUNET_MESSENGER_KIND_JOIN: {
+      decode_step_key (buffer, offset, &(body->join.key), length);
+      break;
+    } case GNUNET_MESSENGER_KIND_NAME:
     if (length - offset > 0)
-      decode_step_malloc(buffer, offset, body->name.name, length - offset, 1);
+      decode_step_malloc (buffer, offset, body->name.name, length - offset, 1);
     else
       body->name.name = NULL;
     break;
   case GNUNET_MESSENGER_KIND_KEY:
-    decode_step_key(buffer, offset, &(body->key.key), length);
+    decode_step_key (buffer, offset, &(body->key.key), length);
     break;
   case GNUNET_MESSENGER_KIND_PEER:
-    decode_step(buffer, offset, &(body->peer.peer));
+    decode_step (buffer, offset, &(body->peer.peer));
     break;
   case GNUNET_MESSENGER_KIND_ID:
-    decode_step(buffer, offset, &(body->id.id));
+    decode_step (buffer, offset, &(body->id.id));
     break;
   case GNUNET_MESSENGER_KIND_MISS:
-    decode_step(buffer, offset, &(body->miss.peer));
+    decode_step (buffer, offset, &(body->miss.peer));
     break;
   case GNUNET_MESSENGER_KIND_MERGE:
-    decode_step(buffer, offset, &(body->merge.previous));
+    decode_step (buffer, offset, &(body->merge.previous));
     break;
   case GNUNET_MESSENGER_KIND_REQUEST:
-    decode_step(buffer, offset, &(body->request.hash));
+    decode_step (buffer, offset, &(body->request.hash));
     break;
   case GNUNET_MESSENGER_KIND_INVITE:
-    decode_step(buffer, offset, &(body->invite.door));
-    decode_step(buffer, offset, &(body->invite.key));
+    decode_step (buffer, offset, &(body->invite.door));
+    decode_step (buffer, offset, &(body->invite.key));
     break;
   case GNUNET_MESSENGER_KIND_TEXT:
-    decode_step_malloc(buffer, offset, body->text.text, length - offset, 1);
+    decode_step_malloc (buffer, offset, body->text.text, length - offset, 1);
     break;
   case GNUNET_MESSENGER_KIND_FILE:
-    decode_step(buffer, offset, &(body->file.key));
-    decode_step(buffer, offset, &(body->file.hash));
-    decode_step_ext(buffer, offset, body->file.name, sizeof(body->file.name));
-    decode_step_malloc(buffer, offset, body->file.uri, length - offset, 1);
+    decode_step (buffer, offset, &(body->file.key));
+    decode_step (buffer, offset, &(body->file.hash));
+    decode_step_ext (buffer, offset, body->file.name, sizeof(body->file.name));
+    decode_step_malloc (buffer, offset, body->file.uri, length - offset, 1);
     break;
   case GNUNET_MESSENGER_KIND_PRIVATE:
-    decode_step(buffer, offset, &(body->privacy.key));
+    decode_step (buffer, offset, &(body->privacy.key));
 
     body->privacy.length = (length - offset);
-    decode_step_malloc(buffer, offset, body->privacy.data, length - offset, 0);
+    decode_step_malloc (buffer, offset, body->privacy.data, length - offset, 
0);
     break;
   case GNUNET_MESSENGER_KIND_DELETE:
-    decode_step(buffer, offset, &(body->deletion.hash));
-    decode_step(buffer, offset, &(body->deletion.delay));
+    decode_step (buffer, offset, &(body->deletion.hash));
+    decode_step (buffer, offset, &(body->deletion.delay));
     break;
   default:
     *kind = GNUNET_MESSENGER_KIND_UNKNOWN;
@@ -634,6 +677,7 @@ decode_message_body (enum GNUNET_MESSENGER_MessageKind 
*kind,
   return padding;
 }
 
+
 int
 decode_message (struct GNUNET_MESSENGER_Message *message,
                 uint16_t length,
@@ -641,19 +685,20 @@ decode_message (struct GNUNET_MESSENGER_Message *message,
                 int include_header,
                 uint16_t *padding)
 {
-  GNUNET_assert(
-      (message) &&
-      (buffer) &&
-      (length >= get_message_kind_size(GNUNET_MESSENGER_KIND_UNKNOWN, 
include_header))
-  );
+  GNUNET_assert (
+    (message) &&
+    (buffer) &&
+    (length >= get_message_kind_size (GNUNET_MESSENGER_KIND_UNKNOWN,
+                                      include_header))
+    );
 
   uint16_t offset = 0;
 
   if (GNUNET_YES == include_header)
   {
-    ssize_t result = GNUNET_IDENTITY_read_signature_from_buffer(
-        &(message->header.signature), buffer, length - offset
-    );
+    ssize_t result = GNUNET_IDENTITY_read_signature_from_buffer (
+      &(message->header.signature), buffer, length - offset
+      );
 
     if (result < 0)
       return GNUNET_NO;
@@ -663,26 +708,30 @@ decode_message (struct GNUNET_MESSENGER_Message *message,
 
   const uint16_t count = length - offset;
 
-  if (count < get_message_kind_size (GNUNET_MESSENGER_KIND_UNKNOWN, 
include_header))
+  if (count < get_message_kind_size (GNUNET_MESSENGER_KIND_UNKNOWN,
+                                     include_header))
     return GNUNET_NO;
 
   kind_t kind;
 
   if (GNUNET_YES == include_header)
   {
-    decode_step(buffer, offset, &(message->header.timestamp));
-    decode_step(buffer, offset, &(message->header.sender_id));
-    decode_step(buffer, offset, &(message->header.previous));
+    decode_step (buffer, offset, &(message->header.timestamp));
+    decode_step (buffer, offset, &(message->header.sender_id));
+    decode_step (buffer, offset, &(message->header.previous));
   }
 
-  decode_step(buffer, offset, &kind);
+  decode_step (buffer, offset, &kind);
 
-  message->header.kind = (enum GNUNET_MESSENGER_MessageKind) 
GNUNET_be32toh(kind);
+  message->header.kind = (enum GNUNET_MESSENGER_MessageKind) GNUNET_be32toh (
+    kind);
 
   if (count < get_message_kind_size (message->header.kind, include_header))
     return GNUNET_NO;
 
-  const uint16_t result = decode_message_body (&(message->header.kind), 
&(message->body), length, buffer, offset);
+  const uint16_t result = decode_message_body (&(message->header.kind),
+                                               &(message->body), length, 
buffer,
+                                               offset);
 
   if (padding)
     *padding = result;
@@ -690,6 +739,7 @@ decode_message (struct GNUNET_MESSENGER_Message *message,
   return GNUNET_YES;
 }
 
+
 static int
 decode_short_message (struct GNUNET_MESSENGER_ShortMessage *message,
                       uint16_t length,
@@ -701,27 +751,28 @@ decode_short_message (struct 
GNUNET_MESSENGER_ShortMessage *message,
   if (length < get_short_message_size (NULL, GNUNET_NO))
     return GNUNET_NO;
 
-  GNUNET_memcpy(&hash, buffer, sizeof(hash));
+  GNUNET_memcpy (&hash, buffer, sizeof(hash));
 
-  GNUNET_CRYPTO_hash(
-      buffer + sizeof(hash),
-      length - sizeof(hash),
-      &expected
-  );
+  GNUNET_CRYPTO_hash (
+    buffer + sizeof(hash),
+    length - sizeof(hash),
+    &expected
+    );
 
-  if (0 != GNUNET_CRYPTO_hash_cmp(&hash, &expected))
+  if (0 != GNUNET_CRYPTO_hash_cmp (&hash, &expected))
     return GNUNET_NO;
 
   kind_t kind;
 
-  decode_step(buffer, offset, &kind);
+  decode_step (buffer, offset, &kind);
 
-  message->kind = (enum GNUNET_MESSENGER_MessageKind) GNUNET_be32toh(kind);
+  message->kind = (enum GNUNET_MESSENGER_MessageKind) GNUNET_be32toh (kind);
 
   if (length < get_short_message_size (message, GNUNET_NO))
     return GNUNET_NO;
 
-  decode_message_body (&(message->kind), &(message->body), length, buffer, 
offset);
+  decode_message_body (&(message->kind), &(message->body), length, buffer,
+                       offset);
 
   if (GNUNET_MESSENGER_KIND_UNKNOWN == message->kind)
     return GNUNET_NO;
@@ -729,21 +780,23 @@ decode_short_message (struct 
GNUNET_MESSENGER_ShortMessage *message,
   return GNUNET_YES;
 }
 
+
 void
 hash_message (const struct GNUNET_MESSENGER_Message *message,
               uint16_t length,
               const char *buffer,
               struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((message) && (buffer) && (hash));
+  GNUNET_assert ((message) && (buffer) && (hash));
 
-  const ssize_t offset = GNUNET_IDENTITY_signature_get_length(
-      &(message->header.signature)
-  );
+  const ssize_t offset = GNUNET_IDENTITY_signature_get_length (
+    &(message->header.signature)
+    );
 
   GNUNET_CRYPTO_hash (buffer + offset, length - offset, hash);
 }
 
+
 void
 sign_message (struct GNUNET_MESSENGER_Message *message,
               uint16_t length,
@@ -751,7 +804,7 @@ sign_message (struct GNUNET_MESSENGER_Message *message,
               const struct GNUNET_HashCode *hash,
               const struct GNUNET_IDENTITY_PrivateKey *key)
 {
-  GNUNET_assert((message) && (buffer) && (hash) && (key));
+  GNUNET_assert ((message) && (buffer) && (hash) && (key));
 
   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sign message by member: %s\n",
               GNUNET_h2s (hash));
@@ -761,23 +814,24 @@ sign_message (struct GNUNET_MESSENGER_Message *message,
   signature.purpose.purpose = htonl (GNUNET_SIGNATURE_PURPOSE_CHAT_MESSAGE);
   signature.purpose.size = htonl (sizeof(signature));
 
-  GNUNET_memcpy(&(signature.hash), hash, sizeof(struct GNUNET_HashCode));
-  GNUNET_IDENTITY_sign(key, &signature, &(message->header.signature));
+  GNUNET_memcpy (&(signature.hash), hash, sizeof(struct GNUNET_HashCode));
+  GNUNET_IDENTITY_sign (key, &signature, &(message->header.signature));
 
   message->header.signature.type = key->type;
 
   uint16_t offset = 0;
-  encode_step_signature(buffer, offset, &(message->header.signature), length);
+  encode_step_signature (buffer, offset, &(message->header.signature), length);
 }
 
+
 void
 sign_message_by_peer (struct GNUNET_MESSENGER_Message *message,
                       uint16_t length,
                       char *buffer,
                       const struct GNUNET_HashCode *hash,
-                      const struct GNUNET_CONFIGURATION_Handle* cfg)
+                      const struct GNUNET_CONFIGURATION_Handle *cfg)
 {
-  GNUNET_assert((message) && (buffer) && (hash) && (cfg));
+  GNUNET_assert ((message) && (buffer) && (hash) && (cfg));
 
   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sign message by peer: %s\n",
               GNUNET_h2s (hash));
@@ -787,21 +841,24 @@ sign_message_by_peer (struct GNUNET_MESSENGER_Message 
*message,
   signature.purpose.purpose = htonl (GNUNET_SIGNATURE_PURPOSE_CHAT_MESSAGE);
   signature.purpose.size = htonl (sizeof(signature));
 
-  GNUNET_memcpy(&(signature.hash), hash, sizeof(struct GNUNET_HashCode));
-  GNUNET_CRYPTO_sign_by_peer_identity(cfg, &signature.purpose, 
&(message->header.signature.eddsa_signature));
+  GNUNET_memcpy (&(signature.hash), hash, sizeof(struct GNUNET_HashCode));
+  GNUNET_CRYPTO_sign_by_peer_identity (cfg, &signature.purpose,
+                                       &(message->header.signature.
+                                         eddsa_signature));
 
   message->header.signature.type = htonl (GNUNET_IDENTITY_TYPE_EDDSA);
 
   uint16_t offset = 0;
-  encode_step_signature(buffer, offset, &(message->header.signature), length);
+  encode_step_signature (buffer, offset, &(message->header.signature), length);
 }
 
+
 int
 verify_message (const struct GNUNET_MESSENGER_Message *message,
                 const struct GNUNET_HashCode *hash,
                 const struct GNUNET_IDENTITY_PublicKey *key)
 {
-  GNUNET_assert((message) && (hash) && (key));
+  GNUNET_assert ((message) && (hash) && (key));
 
   if (key->type != message->header.signature.type)
     return GNUNET_SYSERR;
@@ -811,18 +868,20 @@ verify_message (const struct GNUNET_MESSENGER_Message 
*message,
   signature.purpose.purpose = htonl (GNUNET_SIGNATURE_PURPOSE_CHAT_MESSAGE);
   signature.purpose.size = htonl (sizeof(signature));
 
-  GNUNET_memcpy(&(signature.hash), hash, sizeof(struct GNUNET_HashCode));
+  GNUNET_memcpy (&(signature.hash), hash, sizeof(struct GNUNET_HashCode));
 
-  return GNUNET_IDENTITY_signature_verify 
(GNUNET_SIGNATURE_PURPOSE_CHAT_MESSAGE, &signature,
-                                           &(message->header.signature), key);
+  return GNUNET_IDENTITY_signature_verify (
+    GNUNET_SIGNATURE_PURPOSE_CHAT_MESSAGE, &signature,
+    &(message->header.signature), key);
 }
 
+
 int
 verify_message_by_peer (const struct GNUNET_MESSENGER_Message *message,
                         const struct GNUNET_HashCode *hash,
                         const struct GNUNET_PeerIdentity *identity)
 {
-  GNUNET_assert((message) && (hash) && (identity));
+  GNUNET_assert ((message) && (hash) && (identity));
 
   if (ntohl (GNUNET_IDENTITY_TYPE_EDDSA) != message->header.signature.type)
     return GNUNET_SYSERR;
@@ -832,19 +891,22 @@ verify_message_by_peer (const struct 
GNUNET_MESSENGER_Message *message,
   signature.purpose.purpose = htonl (GNUNET_SIGNATURE_PURPOSE_CHAT_MESSAGE);
   signature.purpose.size = htonl (sizeof(signature));
 
-  GNUNET_memcpy(&(signature.hash), hash, sizeof(struct GNUNET_HashCode));
+  GNUNET_memcpy (&(signature.hash), hash, sizeof(struct GNUNET_HashCode));
 
-  return GNUNET_CRYPTO_verify_peer_identity 
(GNUNET_SIGNATURE_PURPOSE_CHAT_MESSAGE, &signature.purpose,
-                                             
&(message->header.signature.eddsa_signature), identity);
+  return GNUNET_CRYPTO_verify_peer_identity (
+    GNUNET_SIGNATURE_PURPOSE_CHAT_MESSAGE, &signature.purpose,
+    &(message->header.signature.
+      eddsa_signature), identity);
 }
 
+
 int
 encrypt_message (struct GNUNET_MESSENGER_Message *message,
                  const struct GNUNET_IDENTITY_PublicKey *key)
 {
-  GNUNET_assert((message) && (key));
+  GNUNET_assert ((message) && (key));
 
-  if (GNUNET_YES == is_service_message(message))
+  if (GNUNET_YES == is_service_message (message))
     return GNUNET_NO;
 
   struct GNUNET_MESSENGER_ShortMessage shortened;
@@ -854,7 +916,7 @@ encrypt_message (struct GNUNET_MESSENGER_Message *message,
   const uint16_t length = get_short_message_size (&shortened, GNUNET_YES);
   const uint16_t padded_length = calc_padded_length (
     length + GNUNET_IDENTITY_ENCRYPT_OVERHEAD_BYTES
-  );
+    );
 
   message->header.kind = GNUNET_MESSENGER_KIND_PRIVATE;
   message->body.privacy.data = GNUNET_malloc (padded_length);
@@ -862,7 +924,7 @@ encrypt_message (struct GNUNET_MESSENGER_Message *message,
 
   const uint16_t encoded_length = (
     padded_length - GNUNET_IDENTITY_ENCRYPT_OVERHEAD_BYTES
-  );
+    );
 
   encode_short_message (&shortened, encoded_length, 
message->body.privacy.data);
 
@@ -882,6 +944,7 @@ encrypt_message (struct GNUNET_MESSENGER_Message *message,
   return GNUNET_YES;
 }
 
+
 int
 decrypt_message (struct GNUNET_MESSENGER_Message *message,
                  const struct GNUNET_IDENTITY_PrivateKey *key)
@@ -900,7 +963,7 @@ decrypt_message (struct GNUNET_MESSENGER_Message *message,
 
   const uint16_t encoded_length = (
     padded_length - GNUNET_IDENTITY_ENCRYPT_OVERHEAD_BYTES
-  );
+    );
 
   if (GNUNET_OK != GNUNET_IDENTITY_decrypt (message->body.privacy.data,
                                             padded_length,
@@ -929,6 +992,7 @@ decrypt_message (struct GNUNET_MESSENGER_Message *message,
   return GNUNET_YES;
 }
 
+
 struct GNUNET_MQ_Envelope*
 pack_message (struct GNUNET_MESSENGER_Message *message,
               struct GNUNET_HashCode *hash,
@@ -936,22 +1000,24 @@ pack_message (struct GNUNET_MESSENGER_Message *message,
               int mode,
               const void *cls)
 {
-  GNUNET_assert(message);
+  GNUNET_assert (message);
 
-  GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Packing message kind=%u and sender: 
%s\n",
-             message->header.kind, GNUNET_sh2s(&(message->header.sender_id)));
+  GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+              "Packing message kind=%u and sender: %s\n",
+              message->header.kind, GNUNET_sh2s 
(&(message->header.sender_id)));
 
   struct GNUNET_MessageHeader *header;
 
   const uint16_t length = get_message_size (message, GNUNET_YES);
-  const uint16_t padded_length = calc_padded_length(length);
+  const uint16_t padded_length = calc_padded_length (length);
 
   struct GNUNET_MQ_Envelope *env;
   char *buffer;
 
   if (GNUNET_MESSENGER_PACK_MODE_ENVELOPE == mode)
   {
-    env = GNUNET_MQ_msg_extra(header, padded_length, 
GNUNET_MESSAGE_TYPE_CADET_CLI);
+    env = GNUNET_MQ_msg_extra (header, padded_length,
+                               GNUNET_MESSAGE_TYPE_CADET_CLI);
 
     buffer = (char*) &(header[1]);
   }
@@ -959,7 +1025,7 @@ pack_message (struct GNUNET_MESSENGER_Message *message,
   {
     env = NULL;
 
-    buffer = GNUNET_malloc(padded_length);
+    buffer = GNUNET_malloc (padded_length);
   }
 
   encode_message (message, padded_length, buffer, GNUNET_YES);
@@ -973,11 +1039,12 @@ pack_message (struct GNUNET_MESSENGER_Message *message,
   }
 
   if (GNUNET_MESSENGER_PACK_MODE_ENVELOPE != mode)
-    GNUNET_free(buffer);
+    GNUNET_free (buffer);
 
   return env;
 }
 
+
 int
 is_peer_message (const struct GNUNET_MESSENGER_Message *message)
 {
@@ -993,10 +1060,11 @@ is_peer_message (const struct GNUNET_MESSENGER_Message 
*message)
   }
 }
 
+
 int
 is_service_message (const struct GNUNET_MESSENGER_Message *message)
 {
-  if (GNUNET_YES == is_peer_message(message))
+  if (GNUNET_YES == is_peer_message (message))
     return GNUNET_YES;
 
   switch (message->header.kind)
@@ -1036,10 +1104,11 @@ is_service_message (const struct 
GNUNET_MESSENGER_Message *message)
   }
 }
 
+
 int
 filter_message_sending (const struct GNUNET_MESSENGER_Message *message)
 {
-  if (GNUNET_YES == is_peer_message(message))
+  if (GNUNET_YES == is_peer_message (message))
     return GNUNET_SYSERR; // Requires signature of peer rather than ego!
 
   switch (message->header.kind)
diff --git a/src/messenger/messenger_api_message.h 
b/src/messenger/messenger_api_message.h
index 3544993f9..1d3c12ff3 100644
--- a/src/messenger/messenger_api_message.h
+++ b/src/messenger/messenger_api_message.h
@@ -33,7 +33,8 @@
 
 #include "gnunet_messenger_service.h"
 
-#define GNUNET_MESSENGER_MAX_MESSAGE_SIZE (GNUNET_MAX_MESSAGE_SIZE - 
GNUNET_MIN_MESSAGE_SIZE)
+#define GNUNET_MESSENGER_MAX_MESSAGE_SIZE (GNUNET_MAX_MESSAGE_SIZE \
+                                           - GNUNET_MIN_MESSAGE_SIZE)
 
 #define GNUNET_MESSENGER_PADDING_MIN (sizeof(uint16_t) + sizeof(char))
 #define GNUNET_MESSENGER_PADDING_LEVEL0 (512)
@@ -188,7 +189,7 @@ sign_message_by_peer (struct GNUNET_MESSENGER_Message 
*message,
                       uint16_t length,
                       char *buffer,
                       const struct GNUNET_HashCode *hash,
-                      const struct GNUNET_CONFIGURATION_Handle* cfg);
+                      const struct GNUNET_CONFIGURATION_Handle *cfg);
 
 /**
  * Verifies the signature of a given <i>message</i> and its <i>hash</i> with a 
specific
@@ -252,7 +253,7 @@ typedef void (*GNUNET_MESSENGER_SignFunction)(
   uint16_t length,
   char *buffer,
   const struct GNUNET_HashCode *hash
-);
+  );
 
 #define GNUNET_MESSENGER_PACK_MODE_ENVELOPE 0x1
 #define GNUNET_MESSENGER_PACK_MODE_UNKNOWN 0x0
diff --git a/src/messenger/messenger_api_message_kind.c 
b/src/messenger/messenger_api_message_kind.c
index 97eaa061b..5a13620cc 100644
--- a/src/messenger/messenger_api_message_kind.c
+++ b/src/messenger/messenger_api_message_kind.c
@@ -31,74 +31,84 @@
 struct GNUNET_MESSENGER_Message*
 create_message_join (const struct GNUNET_IDENTITY_PrivateKey *key)
 {
-  if (!key)
+  if (! key)
     return NULL;
 
-  struct GNUNET_MESSENGER_Message *message = create_message 
(GNUNET_MESSENGER_KIND_JOIN);
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_JOIN);
 
-  if (!message)
+  if (! message)
     return NULL;
 
   GNUNET_IDENTITY_key_get_public (key, &(message->body.join.key));
   return message;
 }
 
+
 struct GNUNET_MESSENGER_Message*
 create_message_leave ()
 {
   return create_message (GNUNET_MESSENGER_KIND_LEAVE);
 }
 
+
 struct GNUNET_MESSENGER_Message*
 create_message_name (const char *name)
 {
-  if (!name)
+  if (! name)
     return NULL;
 
-  struct GNUNET_MESSENGER_Message *message = create_message 
(GNUNET_MESSENGER_KIND_NAME);
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_NAME);
 
-  if (!message)
+  if (! message)
     return NULL;
 
-  message->body.name.name = GNUNET_strdup(name);
+  message->body.name.name = GNUNET_strdup (name);
   return message;
 }
 
+
 struct GNUNET_MESSENGER_Message*
 create_message_key (const struct GNUNET_IDENTITY_PrivateKey *key)
 {
-  if (!key)
+  if (! key)
     return NULL;
 
-  struct GNUNET_MESSENGER_Message *message = create_message 
(GNUNET_MESSENGER_KIND_KEY);
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_KEY);
 
-  if (!message)
+  if (! message)
     return NULL;
 
   GNUNET_IDENTITY_key_get_public (key, &(message->body.key.key));
   return message;
 }
 
+
 struct GNUNET_MESSENGER_Message*
 create_message_id (const struct GNUNET_ShortHashCode *unique_id)
 {
-  if (!unique_id)
+  if (! unique_id)
     return NULL;
 
-  struct GNUNET_MESSENGER_Message *message = create_message 
(GNUNET_MESSENGER_KIND_ID);
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_ID);
 
-  if (!message)
+  if (! message)
     return NULL;
 
-  GNUNET_memcpy(&(message->body.id.id), unique_id, sizeof(struct 
GNUNET_ShortHashCode));
+  GNUNET_memcpy (&(message->body.id.id), unique_id, sizeof(struct
+                                                           
GNUNET_ShortHashCode));
 
   return message;
 }
 
+
 struct GNUNET_MESSENGER_Message*
 create_message_request (const struct GNUNET_HashCode *hash)
 {
-  if (!hash)
+  if (! hash)
     return NULL;
 
   struct GNUNET_HashCode zero;
@@ -107,62 +117,73 @@ create_message_request (const struct GNUNET_HashCode 
*hash)
   if (0 == GNUNET_CRYPTO_hash_cmp (hash, &zero))
     return NULL;
 
-  struct GNUNET_MESSENGER_Message *message = create_message 
(GNUNET_MESSENGER_KIND_REQUEST);
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_REQUEST);
 
-  if (!message)
+  if (! message)
     return NULL;
 
-  GNUNET_memcpy(&(message->body.request.hash), hash, sizeof(struct 
GNUNET_HashCode));
+  GNUNET_memcpy (&(message->body.request.hash), hash, sizeof(struct
+                                                             GNUNET_HashCode));
 
   return message;
 }
 
+
 struct GNUNET_MESSENGER_Message*
 create_message_invite (const struct GNUNET_PeerIdentity *door,
                        const struct GNUNET_HashCode *key)
 {
-  if ((!door) || (!key))
+  if ((! door) || (! key))
     return NULL;
 
-  struct GNUNET_MESSENGER_Message *message = create_message 
(GNUNET_MESSENGER_KIND_INVITE);
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_INVITE);
 
-  if (!message)
+  if (! message)
     return NULL;
 
-  GNUNET_memcpy(&(message->body.invite.door), door, sizeof(struct 
GNUNET_PeerIdentity));
-  GNUNET_memcpy(&(message->body.invite.key), key, sizeof(struct 
GNUNET_HashCode));
+  GNUNET_memcpy (&(message->body.invite.door), door, sizeof(struct
+                                                            
GNUNET_PeerIdentity));
+  GNUNET_memcpy (&(message->body.invite.key), key, sizeof(struct
+                                                          GNUNET_HashCode));
 
   return message;
 }
 
+
 struct GNUNET_MESSENGER_Message*
 create_message_text (const char *text)
 {
-  if (!text)
+  if (! text)
     return NULL;
 
-  struct GNUNET_MESSENGER_Message *message = create_message 
(GNUNET_MESSENGER_KIND_TEXT);
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_TEXT);
 
-  if (!message)
+  if (! message)
     return NULL;
 
-  message->body.text.text = GNUNET_strdup(text);
+  message->body.text.text = GNUNET_strdup (text);
   return message;
 }
 
+
 struct GNUNET_MESSENGER_Message*
 create_message_delete (const struct GNUNET_HashCode *hash,
                        const struct GNUNET_TIME_Relative delay)
 {
-  if (!hash)
+  if (! hash)
     return NULL;
 
-  struct GNUNET_MESSENGER_Message *message = create_message 
(GNUNET_MESSENGER_KIND_DELETE);
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_DELETE);
 
-  if (!message)
+  if (! message)
     return NULL;
 
-  GNUNET_memcpy(&(message->body.deletion.hash), hash, sizeof(struct 
GNUNET_HashCode));
+  GNUNET_memcpy (&(message->body.deletion.hash), hash, sizeof(struct
+                                                              
GNUNET_HashCode));
   message->body.deletion.delay = GNUNET_TIME_relative_hton (delay);
 
   return message;
diff --git a/src/messenger/messenger_api_peer_store.c 
b/src/messenger/messenger_api_peer_store.c
index f0b9eb0bb..949510960 100644
--- a/src/messenger/messenger_api_peer_store.c
+++ b/src/messenger/messenger_api_peer_store.c
@@ -37,25 +37,30 @@ init_peer_store (struct GNUNET_MESSENGER_PeerStore *store)
   store->peers = GNUNET_CONTAINER_multishortmap_create (4, GNUNET_NO);
 }
 
+
 static enum GNUNET_GenericReturnValue
-iterate_destroy_peers (void *cls, const struct GNUNET_ShortHashCode *id, void 
*value)
+iterate_destroy_peers (void *cls, const struct GNUNET_ShortHashCode *id,
+                       void *value)
 {
-  struct GNUNET_PeerIdentity* peer = value;
+  struct GNUNET_PeerIdentity *peer = value;
   GNUNET_free (peer);
   return GNUNET_YES;
 }
 
+
 void
 clear_peer_store (struct GNUNET_MESSENGER_PeerStore *store)
 {
   GNUNET_assert ((store) && (store->peers));
 
-  GNUNET_CONTAINER_multishortmap_iterate (store->peers, iterate_destroy_peers, 
NULL);
+  GNUNET_CONTAINER_multishortmap_iterate (store->peers, iterate_destroy_peers,
+                                          NULL);
   GNUNET_CONTAINER_multishortmap_destroy (store->peers);
 
   store->peers = NULL;
 }
 
+
 struct GNUNET_MESSENGER_ClosureVerifyPeer
 {
   const struct GNUNET_MESSENGER_Message *message;
@@ -64,12 +69,14 @@ struct GNUNET_MESSENGER_ClosureVerifyPeer
 };
 
 static enum GNUNET_GenericReturnValue
-verify_store_peer(void *cls, const struct GNUNET_ShortHashCode *id, void 
*value)
+verify_store_peer (void *cls, const struct GNUNET_ShortHashCode *id,
+                   void *value)
 {
   struct GNUNET_MESSENGER_ClosureVerifyPeer *verify = cls;
-  struct GNUNET_PeerIdentity* peer = value;
+  struct GNUNET_PeerIdentity *peer = value;
 
-  if ((peer) && (GNUNET_OK == verify_message_by_peer (verify->message, 
verify->hash, peer)))
+  if ((peer) && (GNUNET_OK == verify_message_by_peer (verify->message,
+                                                      verify->hash, peer)))
   {
     verify->sender = peer;
     return GNUNET_NO;
@@ -78,6 +85,7 @@ verify_store_peer(void *cls, const struct 
GNUNET_ShortHashCode *id, void *value)
   return GNUNET_YES;
 }
 
+
 struct GNUNET_PeerIdentity*
 get_store_peer_of (struct GNUNET_MESSENGER_PeerStore *store,
                    const struct GNUNET_MESSENGER_Message *message,
@@ -89,7 +97,8 @@ get_store_peer_of (struct GNUNET_MESSENGER_PeerStore *store,
     return NULL;
 
   if ((GNUNET_MESSENGER_KIND_PEER == message->header.kind) &&
-      (GNUNET_OK == verify_message_by_peer (message, hash, 
&(message->body.peer.peer))))
+      (GNUNET_OK == verify_message_by_peer (message, hash,
+                                            &(message->body.peer.peer))))
   {
     struct GNUNET_ShortHashCode peer_id;
     convert_peer_identity_to_id (&(message->body.peer.peer), &peer_id);
@@ -97,7 +106,8 @@ get_store_peer_of (struct GNUNET_MESSENGER_PeerStore *store,
     if (0 == GNUNET_memcmp (&peer_id, &(message->header.sender_id)))
       update_store_peer (store, &(message->body.peer.peer));
     else
-      GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Sender id does not match peer 
identity\n");
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                  "Sender id does not match peer identity\n");
   }
 
   struct GNUNET_MESSENGER_ClosureVerifyPeer verify;
@@ -105,12 +115,14 @@ get_store_peer_of (struct GNUNET_MESSENGER_PeerStore 
*store,
   verify.hash = hash;
   verify.sender = NULL;
 
-  GNUNET_CONTAINER_multishortmap_get_multiple (store->peers, 
&(message->header.sender_id),
+  GNUNET_CONTAINER_multishortmap_get_multiple (store->peers,
+                                               &(message->header.sender_id),
                                                verify_store_peer, &verify);
 
   return verify.sender;
 }
 
+
 struct GNUNET_MESSENGER_ClosureFindPeer
 {
   const struct GNUNET_PeerIdentity *requested;
@@ -118,10 +130,10 @@ struct GNUNET_MESSENGER_ClosureFindPeer
 };
 
 static enum GNUNET_GenericReturnValue
-find_store_peer(void *cls, const struct GNUNET_ShortHashCode *id, void *value)
+find_store_peer (void *cls, const struct GNUNET_ShortHashCode *id, void *value)
 {
   struct GNUNET_MESSENGER_ClosureFindPeer *find = cls;
-  struct GNUNET_PeerIdentity* peer = value;
+  struct GNUNET_PeerIdentity *peer = value;
 
   if ((peer) && (0 == GNUNET_memcmp (find->requested, peer)))
   {
@@ -132,9 +144,10 @@ find_store_peer(void *cls, const struct 
GNUNET_ShortHashCode *id, void *value)
   return GNUNET_YES;
 }
 
+
 void
 update_store_peer (struct GNUNET_MESSENGER_PeerStore *store,
-                   const struct GNUNET_PeerIdentity* peer)
+                   const struct GNUNET_PeerIdentity *peer)
 {
   GNUNET_assert ((store) && (store->peers) && (peer));
 
@@ -151,11 +164,13 @@ update_store_peer (struct GNUNET_MESSENGER_PeerStore 
*store,
   if (find.match)
     return;
 
-  struct GNUNET_PeerIdentity* copy = GNUNET_memdup (peer, sizeof (struct 
GNUNET_PeerIdentity));
+  struct GNUNET_PeerIdentity *copy = GNUNET_memdup (peer, sizeof (struct
+                                                                  
GNUNET_PeerIdentity));
   GNUNET_CONTAINER_multishortmap_put (store->peers, &peer_id, copy,
                                       
GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE);
 }
 
+
 void
 remove_store_peer (struct GNUNET_MESSENGER_PeerStore *store,
                    const struct GNUNET_PeerIdentity *peer)
@@ -172,9 +187,11 @@ remove_store_peer (struct GNUNET_MESSENGER_PeerStore 
*store,
   GNUNET_CONTAINER_multishortmap_get_multiple (store->peers, &peer_id,
                                                find_store_peer, &find);
 
-  if (!find.match)
+  if (! find.match)
     return;
 
-  if (GNUNET_YES == GNUNET_CONTAINER_multishortmap_remove (store->peers, 
&peer_id, find.match))
-    GNUNET_free(find.match);
+  if (GNUNET_YES == GNUNET_CONTAINER_multishortmap_remove (store->peers,
+                                                           &peer_id,
+                                                           find.match))
+    GNUNET_free (find.match);
 }
diff --git a/src/messenger/messenger_api_peer_store.h 
b/src/messenger/messenger_api_peer_store.h
index 526a1ca57..f4f948cb9 100644
--- a/src/messenger/messenger_api_peer_store.h
+++ b/src/messenger/messenger_api_peer_store.h
@@ -78,7 +78,7 @@ get_store_peer_of (struct GNUNET_MESSENGER_PeerStore *store,
  */
 void
 update_store_peer (struct GNUNET_MESSENGER_PeerStore *store,
-                   const struct GNUNET_PeerIdentity* peer);
+                   const struct GNUNET_PeerIdentity *peer);
 
 /**
  * Removes a <i>peer</i> identity from the <i>store</i> entirely.
diff --git a/src/messenger/messenger_api_queue_messages.c 
b/src/messenger/messenger_api_queue_messages.c
index bd99698cd..415fa6a3e 100644
--- a/src/messenger/messenger_api_queue_messages.c
+++ b/src/messenger/messenger_api_queue_messages.c
@@ -34,6 +34,7 @@ init_queue_messages (struct GNUNET_MESSENGER_QueueMessages 
*messages)
   messages->tail = NULL;
 }
 
+
 void
 clear_queue_messages (struct GNUNET_MESSENGER_QueueMessages *messages)
 {
@@ -55,6 +56,7 @@ clear_queue_messages (struct GNUNET_MESSENGER_QueueMessages 
*messages)
   messages->tail = NULL;
 }
 
+
 void
 enqueue_to_messages (struct GNUNET_MESSENGER_QueueMessages *messages,
                      const struct GNUNET_IDENTITY_PrivateKey *sender,
@@ -62,9 +64,10 @@ enqueue_to_messages (struct GNUNET_MESSENGER_QueueMessages 
*messages,
 {
   GNUNET_assert ((messages) && (message));
 
-  struct GNUNET_MESSENGER_QueueMessage *element = GNUNET_new (struct 
GNUNET_MESSENGER_QueueMessage);
+  struct GNUNET_MESSENGER_QueueMessage *element = GNUNET_new (struct
+                                                              
GNUNET_MESSENGER_QueueMessage);
 
-  if (!element)
+  if (! element)
     return;
 
   element->message = copy_message (message);
@@ -72,7 +75,7 @@ enqueue_to_messages (struct GNUNET_MESSENGER_QueueMessages 
*messages,
   if (sender)
     GNUNET_memcpy (&(element->sender), sender, sizeof (element->sender));
 
-  if (!element->message)
+  if (! element->message)
   {
     GNUNET_free (element);
     return;
@@ -81,6 +84,7 @@ enqueue_to_messages (struct GNUNET_MESSENGER_QueueMessages 
*messages,
   GNUNET_CONTAINER_DLL_insert_tail (messages->head, messages->tail, element);
 }
 
+
 struct GNUNET_MESSENGER_Message*
 dequeue_from_messages (struct GNUNET_MESSENGER_QueueMessages *messages,
                        struct GNUNET_IDENTITY_PrivateKey *sender)
@@ -89,7 +93,7 @@ dequeue_from_messages (struct GNUNET_MESSENGER_QueueMessages 
*messages,
 
   struct GNUNET_MESSENGER_QueueMessage *element = messages->head;
 
-  if (!element)
+  if (! element)
     return NULL;
 
   struct GNUNET_MESSENGER_Message *message = element->message;
diff --git a/src/messenger/messenger_api_room.c 
b/src/messenger/messenger_api_room.c
index fb4e11fd4..2c8b27bf8 100644
--- a/src/messenger/messenger_api_room.c
+++ b/src/messenger/messenger_api_room.c
@@ -32,14 +32,15 @@ struct GNUNET_MESSENGER_Room*
 create_room (struct GNUNET_MESSENGER_Handle *handle,
              const struct GNUNET_HashCode *key)
 {
-  GNUNET_assert((handle) && (key));
+  GNUNET_assert ((handle) && (key));
 
-  struct GNUNET_MESSENGER_Room *room = GNUNET_new(struct 
GNUNET_MESSENGER_Room);
+  struct GNUNET_MESSENGER_Room *room = GNUNET_new (struct
+                                                   GNUNET_MESSENGER_Room);
 
   room->handle = handle;
-  GNUNET_memcpy(&(room->key), key, sizeof(*key));
+  GNUNET_memcpy (&(room->key), key, sizeof(*key));
 
-  memset(&(room->last_message), 0, sizeof(room->last_message));
+  memset (&(room->last_message), 0, sizeof(room->last_message));
 
   room->opened = GNUNET_NO;
   room->use_handle_name = GNUNET_YES;
@@ -55,6 +56,7 @@ create_room (struct GNUNET_MESSENGER_Handle *handle,
   return room;
 }
 
+
 static int
 iterate_destroy_message (void *cls,
                          const struct GNUNET_HashCode *key,
@@ -63,22 +65,24 @@ iterate_destroy_message (void *cls,
   struct GNUNET_MESSENGER_RoomMessageEntry *entry = value;
 
   destroy_message (entry->message);
-  GNUNET_free(entry);
+  GNUNET_free (entry);
 
   return GNUNET_YES;
 }
 
+
 void
 destroy_room (struct GNUNET_MESSENGER_Room *room)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
-  clear_queue_messages(&(room->queue));
+  clear_queue_messages (&(room->queue));
   clear_list_tunnels (&(room->entries));
 
   if (room->messages)
   {
-    GNUNET_CONTAINER_multihashmap_iterate (room->messages, 
iterate_destroy_message, NULL);
+    GNUNET_CONTAINER_multihashmap_iterate (room->messages,
+                                           iterate_destroy_message, NULL);
 
     GNUNET_CONTAINER_multihashmap_destroy (room->messages);
   }
@@ -87,17 +91,18 @@ destroy_room (struct GNUNET_MESSENGER_Room *room)
     GNUNET_CONTAINER_multishortmap_destroy (room->members);
 
   if (room->sender_id)
-    GNUNET_free(room->sender_id);
+    GNUNET_free (room->sender_id);
 
-  GNUNET_free(room);
+  GNUNET_free (room);
 }
 
+
 enum GNUNET_GenericReturnValue
 is_room_available (const struct GNUNET_MESSENGER_Room *room)
 {
   GNUNET_assert (room);
 
-  if (!get_room_sender_id(room))
+  if (! get_room_sender_id (room))
     return GNUNET_NO;
 
   if ((GNUNET_YES == room->opened) || (room->entries.head))
@@ -106,6 +111,7 @@ is_room_available (const struct GNUNET_MESSENGER_Room *room)
     return GNUNET_NO;
 }
 
+
 const struct GNUNET_ShortHashCode*
 get_room_sender_id (const struct GNUNET_MESSENGER_Room *room)
 {
@@ -114,15 +120,17 @@ get_room_sender_id (const struct GNUNET_MESSENGER_Room 
*room)
   return room->sender_id;
 }
 
+
 void
 set_room_sender_id (struct GNUNET_MESSENGER_Room *room,
                     const struct GNUNET_ShortHashCode *id)
 {
   GNUNET_assert (room);
 
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Set member id for room: %s\n", 
GNUNET_h2s (&(room->key)));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Set member id for room: %s\n",
+              GNUNET_h2s (&(room->key)));
 
-  if (!id)
+  if (! id)
   {
     if (room->sender_id)
       GNUNET_free (room->sender_id);
@@ -131,76 +139,92 @@ set_room_sender_id (struct GNUNET_MESSENGER_Room *room,
     return;
   }
 
-  if (!room->sender_id)
+  if (! room->sender_id)
     room->sender_id = GNUNET_new (struct GNUNET_ShortHashCode);
 
   GNUNET_memcpy (room->sender_id, id, sizeof(struct GNUNET_ShortHashCode));
 }
 
+
 const struct GNUNET_MESSENGER_Message*
 get_room_message (const struct GNUNET_MESSENGER_Room *room,
                   const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((room) && (hash));
+  GNUNET_assert ((room) && (hash));
 
-  struct GNUNET_MESSENGER_RoomMessageEntry *entry = 
GNUNET_CONTAINER_multihashmap_get (
+  struct GNUNET_MESSENGER_RoomMessageEntry *entry =
+    GNUNET_CONTAINER_multihashmap_get (
       room->messages, hash
-  );
+      );
 
   return (entry? entry->message : NULL);
 }
 
+
 struct GNUNET_MESSENGER_Contact*
 get_room_sender (const struct GNUNET_MESSENGER_Room *room,
                  const struct GNUNET_HashCode *hash)
 {
-  GNUNET_assert((room) && (hash));
+  GNUNET_assert ((room) && (hash));
 
-  struct GNUNET_MESSENGER_RoomMessageEntry *entry = 
GNUNET_CONTAINER_multihashmap_get (
+  struct GNUNET_MESSENGER_RoomMessageEntry *entry =
+    GNUNET_CONTAINER_multihashmap_get (
       room->messages, hash
-  );
+      );
 
   return (entry? entry->sender : NULL);
 }
 
+
 static struct GNUNET_MESSENGER_Contact*
 handle_join_message (struct GNUNET_MESSENGER_Room *room,
                      struct GNUNET_MESSENGER_Contact *sender,
                      const struct GNUNET_MESSENGER_Message *message,
                      const struct GNUNET_HashCode *hash)
 {
-  if (!sender)
+  if (! sender)
   {
-    struct GNUNET_MESSENGER_ContactStore *store = 
get_handle_contact_store(room->handle);
+    struct GNUNET_MESSENGER_ContactStore *store = get_handle_contact_store (
+      room->handle);
     struct GNUNET_HashCode context;
 
-    get_context_from_member(&(room->key), &(message->header.sender_id), 
&context);
+    get_context_from_member (&(room->key), &(message->header.sender_id),
+                             &context);
 
-    sender = get_store_contact(store, &context, &(message->body.join.key));
+    sender = get_store_contact (store, &context, &(message->body.join.key));
   }
 
-  if ((GNUNET_YES != 
GNUNET_CONTAINER_multishortmap_contains_value(room->members, 
&(message->header.sender_id), sender)) &&
-      (GNUNET_OK == GNUNET_CONTAINER_multishortmap_put(room->members, 
&(message->header.sender_id), sender,
-                                                       
GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE)))
-    increase_contact_rc(sender);
+  if ((GNUNET_YES != GNUNET_CONTAINER_multishortmap_contains_value (
+         room->members, &(message->header.sender_id), sender)) &&
+      (GNUNET_OK == GNUNET_CONTAINER_multishortmap_put (room->members,
+                                                        &(message->header.
+                                                          sender_id), sender,
+                                                        
GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE)))
+    increase_contact_rc (sender);
 
   return sender;
 }
 
+
 static void
 handle_leave_message (struct GNUNET_MESSENGER_Room *room,
                       struct GNUNET_MESSENGER_Contact *sender,
                       const struct GNUNET_MESSENGER_Message *message,
                       const struct GNUNET_HashCode *hash)
 {
-  if ((!sender) ||
-      (GNUNET_YES != GNUNET_CONTAINER_multishortmap_remove(room->members, 
&(message->header.sender_id), sender)))
+  if ((! sender) ||
+      (GNUNET_YES != GNUNET_CONTAINER_multishortmap_remove (room->members,
+                                                            &(message->header.
+                                                              sender_id),
+                                                            sender)))
     return;
 
-  if (GNUNET_YES == decrease_contact_rc(sender))
-    GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "A contact does not share any room 
with you anymore!\n");
+  if (GNUNET_YES == decrease_contact_rc (sender))
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                "A contact does not share any room with you anymore!\n");
 }
 
+
 static void
 handle_name_message (struct GNUNET_MESSENGER_Room *room,
                      struct GNUNET_MESSENGER_Contact *sender,
@@ -210,37 +234,44 @@ handle_name_message (struct GNUNET_MESSENGER_Room *room,
 {
   if (GNUNET_MESSENGER_FLAG_SENT & flags)
   {
-    GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Set rule for using handle name in 
room: %s\n", GNUNET_h2s (&(room->key)));
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                "Set rule for using handle name in room: %s\n",
+                GNUNET_h2s (&(room->key)));
 
-    const char* handle_name = get_handle_name (room->handle);
+    const char *handle_name = get_handle_name (room->handle);
 
     if ((handle_name) && (0 == strcmp (handle_name, message->body.name.name)))
       room->use_handle_name = GNUNET_YES;
   }
 
-  if (!sender)
+  if (! sender)
     return;
 
   set_contact_name (sender, message->body.name.name);
 }
 
+
 static void
 handle_key_message (struct GNUNET_MESSENGER_Room *room,
                     struct GNUNET_MESSENGER_Contact *sender,
                     const struct GNUNET_MESSENGER_Message *message,
                     const struct GNUNET_HashCode *hash)
 {
-  if (!sender)
+  if (! sender)
     return;
 
   struct GNUNET_HashCode context;
-  get_context_from_member(&(room->key), &(message->header.sender_id), 
&context);
+  get_context_from_member (&(room->key), &(message->header.sender_id),
+                           &context);
 
-  struct GNUNET_MESSENGER_ContactStore *store = 
get_handle_contact_store(room->handle);
+  struct GNUNET_MESSENGER_ContactStore *store = get_handle_contact_store (
+    room->handle);
 
-  update_store_contact(store, sender, &context, &context, 
&(message->body.key.key));
+  update_store_contact (store, sender, &context, &context,
+                        &(message->body.key.key));
 }
 
+
 static void
 handle_id_message (struct GNUNET_MESSENGER_Room *room,
                    struct GNUNET_MESSENGER_Contact *sender,
@@ -251,21 +282,30 @@ handle_id_message (struct GNUNET_MESSENGER_Room *room,
   if (GNUNET_MESSENGER_FLAG_SENT & flags)
     set_room_sender_id (room, &(message->body.id.id));
 
-  if ((!sender) ||
-      (GNUNET_YES != GNUNET_CONTAINER_multishortmap_remove(room->members, 
&(message->header.sender_id), sender)) ||
-      (GNUNET_OK != GNUNET_CONTAINER_multishortmap_put(room->members, 
&(message->body.id.id), sender,
-                                                       
GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE)))
+  if ((! sender) ||
+      (GNUNET_YES != GNUNET_CONTAINER_multishortmap_remove (room->members,
+                                                            &(message->header.
+                                                              sender_id),
+                                                            sender)) ||
+      (GNUNET_OK != GNUNET_CONTAINER_multishortmap_put (room->members,
+                                                        &(message->body.id.id),
+                                                        sender,
+                                                        
GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE)))
     return;
 
   struct GNUNET_HashCode context, next_context;
-  get_context_from_member(&(room->key), &(message->header.sender_id), 
&context);
-  get_context_from_member(&(room->key), &(message->body.id.id), &next_context);
+  get_context_from_member (&(room->key), &(message->header.sender_id),
+                           &context);
+  get_context_from_member (&(room->key), &(message->body.id.id), 
&next_context);
 
-  struct GNUNET_MESSENGER_ContactStore *store = 
get_handle_contact_store(room->handle);
+  struct GNUNET_MESSENGER_ContactStore *store = get_handle_contact_store (
+    room->handle);
 
-  update_store_contact(store, sender, &context, &next_context, 
get_contact_key(sender));
+  update_store_contact (store, sender, &context, &next_context,
+                        get_contact_key (sender));
 }
 
+
 static void
 handle_miss_message (struct GNUNET_MESSENGER_Room *room,
                      struct GNUNET_MESSENGER_Contact *sender,
@@ -275,31 +315,40 @@ handle_miss_message (struct GNUNET_MESSENGER_Room *room,
 {
   if (GNUNET_MESSENGER_FLAG_SENT & flags)
   {
-    struct GNUNET_MESSENGER_ListTunnel *match = find_list_tunnels 
(&(room->entries), &(message->body.miss.peer), NULL);
+    struct GNUNET_MESSENGER_ListTunnel *match = find_list_tunnels (
+      &(room->entries), &(message->body.miss.peer), NULL);
 
     if (match)
       remove_from_list_tunnels (&(room->entries), match);
   }
 }
 
+
 static void
 handle_delete_message (struct GNUNET_MESSENGER_Room *room,
                        struct GNUNET_MESSENGER_Contact *sender,
                        const struct GNUNET_MESSENGER_Message *message,
                        const struct GNUNET_HashCode *hash)
 {
-  struct GNUNET_MESSENGER_RoomMessageEntry *entry = 
GNUNET_CONTAINER_multihashmap_get (
+  struct GNUNET_MESSENGER_RoomMessageEntry *entry =
+    GNUNET_CONTAINER_multihashmap_get (
       room->messages, &(message->body.deletion.hash)
-  );
-
-  if ((entry) && ((entry->sender == sender) || (get_handle_contact 
(room->handle, &(room->key)) == sender)) &&
-      (GNUNET_YES == GNUNET_CONTAINER_multihashmap_remove (room->messages, 
&(message->body.deletion.hash), entry)))
+      );
+
+  if ((entry) && ((entry->sender == sender) || (get_handle_contact (
+                                                  room->handle, &(room->key)) 
==
+                                                sender)) &&
+      (GNUNET_YES == GNUNET_CONTAINER_multihashmap_remove (room->messages,
+                                                           &(message->body.
+                                                             deletion.hash),
+                                                           entry)))
   {
     destroy_message (entry->message);
-    GNUNET_free(entry);
+    GNUNET_free (entry);
   }
 }
 
+
 struct GNUNET_MESSENGER_Contact*
 handle_room_message (struct GNUNET_MESSENGER_Room *room,
                      struct GNUNET_MESSENGER_Contact *sender,
@@ -307,7 +356,8 @@ handle_room_message (struct GNUNET_MESSENGER_Room *room,
                      const struct GNUNET_HashCode *hash,
                      enum GNUNET_MESSENGER_MessageFlags flags)
 {
-  if (GNUNET_NO != GNUNET_CONTAINER_multihashmap_contains (room->messages, 
hash))
+  if (GNUNET_NO != GNUNET_CONTAINER_multihashmap_contains (room->messages,
+                                                           hash))
     return sender;
 
   switch (message->header.kind)
@@ -337,25 +387,28 @@ handle_room_message (struct GNUNET_MESSENGER_Room *room,
     break;
   }
 
-  struct GNUNET_MESSENGER_RoomMessageEntry *entry = GNUNET_new(struct 
GNUNET_MESSENGER_RoomMessageEntry);
+  struct GNUNET_MESSENGER_RoomMessageEntry *entry = GNUNET_new (struct
+                                                                
GNUNET_MESSENGER_RoomMessageEntry);
 
-  if (!entry)
+  if (! entry)
     return sender;
 
   entry->sender = sender;
   entry->message = copy_message (message);
 
-  if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (room->messages, hash, 
entry,
+  if (GNUNET_OK != GNUNET_CONTAINER_multihashmap_put (room->messages, hash,
+                                                      entry,
                                                       
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
   {
     destroy_message (entry->message);
-    GNUNET_free(entry);
+    GNUNET_free (entry);
   }
 
   GNUNET_memcpy (&(room->last_message), hash, sizeof(room->last_message));
   return sender;
 }
 
+
 struct GNUNET_MESSENGER_MemberCall
 {
   struct GNUNET_MESSENGER_Room *room;
@@ -364,25 +417,26 @@ struct GNUNET_MESSENGER_MemberCall
 };
 
 static int
-iterate_local_members (void* cls,
+iterate_local_members (void *cls,
                        const struct GNUNET_ShortHashCode *key,
                        void *value)
 {
   struct GNUNET_MESSENGER_MemberCall *call = cls;
   struct GNUNET_MESSENGER_Contact *contact = value;
 
-  return call->callback(call->cls, call->room, contact);
+  return call->callback (call->cls, call->room, contact);
 }
 
+
 int
 iterate_room_members (struct GNUNET_MESSENGER_Room *room,
                       GNUNET_MESSENGER_MemberCallback callback,
-                      void* cls)
+                      void *cls)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
-  if (!callback)
-    return GNUNET_CONTAINER_multishortmap_iterate(room->members, NULL, NULL);
+  if (! callback)
+    return GNUNET_CONTAINER_multishortmap_iterate (room->members, NULL, NULL);
 
   struct GNUNET_MESSENGER_MemberCall call;
 
@@ -390,11 +444,14 @@ iterate_room_members (struct GNUNET_MESSENGER_Room *room,
   call.callback = callback;
   call.cls = cls;
 
-  GNUNET_assert(callback);
+  GNUNET_assert (callback);
 
-  return GNUNET_CONTAINER_multishortmap_iterate(room->members, 
iterate_local_members, &call);
+  return GNUNET_CONTAINER_multishortmap_iterate (room->members,
+                                                 iterate_local_members,
+                                                 &call);
 }
 
+
 struct GNUNET_MESSENGER_MemberFind
 {
   const struct GNUNET_MESSENGER_Contact *contact;
@@ -402,7 +459,7 @@ struct GNUNET_MESSENGER_MemberFind
 };
 
 static int
-iterate_find_member (void* cls,
+iterate_find_member (void *cls,
                      const struct GNUNET_ShortHashCode *key,
                      void *value)
 {
@@ -418,18 +475,20 @@ iterate_find_member (void* cls,
   return GNUNET_YES;
 }
 
+
 int
 find_room_member (const struct GNUNET_MESSENGER_Room *room,
                   const struct GNUNET_MESSENGER_Contact *contact)
 {
-  GNUNET_assert(room);
+  GNUNET_assert (room);
 
   struct GNUNET_MESSENGER_MemberFind find;
 
   find.contact = contact;
   find.result = GNUNET_NO;
 
-  GNUNET_CONTAINER_multishortmap_iterate(room->members, iterate_find_member, 
&find);
+  GNUNET_CONTAINER_multishortmap_iterate (room->members, iterate_find_member,
+                                          &find);
 
   return find.result;
 }
diff --git a/src/messenger/messenger_api_room.h 
b/src/messenger/messenger_api_room.h
index 62e4711d0..c9d36a410 100644
--- a/src/messenger/messenger_api_room.h
+++ b/src/messenger/messenger_api_room.h
@@ -36,9 +36,10 @@
 #include "messenger_api_message.h"
 #include "messenger_api_queue_messages.h"
 
-struct GNUNET_MESSENGER_RoomMessageEntry {
-  struct GNUNET_MESSENGER_Contact* sender;
-  struct GNUNET_MESSENGER_Message* message;
+struct GNUNET_MESSENGER_RoomMessageEntry
+{
+  struct GNUNET_MESSENGER_Contact *sender;
+  struct GNUNET_MESSENGER_Message *message;
 };
 
 struct GNUNET_MESSENGER_Room
@@ -165,7 +166,7 @@ handle_room_message (struct GNUNET_MESSENGER_Room *room,
 int
 iterate_room_members (struct GNUNET_MESSENGER_Room *room,
                       GNUNET_MESSENGER_MemberCallback callback,
-                      void* cls);
+                      void *cls);
 
 /**
  * Checks through all members of a given <i>room</i> if a specific 
<i>contact</i> is found and
diff --git a/src/messenger/messenger_api_util.c 
b/src/messenger/messenger_api_util.c
index 2fc58ed75..bac9d0a05 100644
--- a/src/messenger/messenger_api_util.c
+++ b/src/messenger/messenger_api_util.c
@@ -35,29 +35,34 @@ callback_close_channel (void *cls)
     GNUNET_CADET_channel_destroy (channel);
 }
 
+
 void
 delayed_disconnect_channel (struct GNUNET_CADET_Channel *channel)
 {
-  GNUNET_assert(channel);
+  GNUNET_assert (channel);
 
   GNUNET_SCHEDULER_add_delayed_with_priority (GNUNET_TIME_relative_get_zero_ 
(),
                                               GNUNET_SCHEDULER_PRIORITY_URGENT,
                                               callback_close_channel, channel);
 }
 
+
 int
 generate_free_member_id (struct GNUNET_ShortHashCode *id,
                          const struct GNUNET_CONTAINER_MultiShortmap *members)
 {
-  GNUNET_assert(id);
+  GNUNET_assert (id);
 
-  size_t counter = 1 + (members ? GNUNET_CONTAINER_multishortmap_size 
(members) : 0);
+  size_t counter = 1 + (members ? GNUNET_CONTAINER_multishortmap_size (
+                          members) : 0);
 
   do
   {
-    GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_STRONG, id, 
sizeof(struct GNUNET_ShortHashCode));
+    GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_STRONG, id, sizeof(struct
+                                                                         
GNUNET_ShortHashCode));
 
-    if ((members) && (GNUNET_YES == GNUNET_CONTAINER_multishortmap_contains 
(members, id)))
+    if ((members) && (GNUNET_YES == GNUNET_CONTAINER_multishortmap_contains (
+                        members, id)))
       counter--;
     else
       break;
@@ -70,48 +75,53 @@ generate_free_member_id (struct GNUNET_ShortHashCode *id,
   return GNUNET_NO;
 }
 
+
 const struct GNUNET_IDENTITY_PrivateKey*
 get_anonymous_private_key ()
 {
-  const struct GNUNET_IDENTITY_Ego* ego = GNUNET_IDENTITY_ego_get_anonymous();
-  return GNUNET_IDENTITY_ego_get_private_key(ego);
+  const struct GNUNET_IDENTITY_Ego *ego = GNUNET_IDENTITY_ego_get_anonymous ();
+  return GNUNET_IDENTITY_ego_get_private_key (ego);
 }
 
+
 const struct GNUNET_IDENTITY_PublicKey*
 get_anonymous_public_key ()
 {
   static struct GNUNET_IDENTITY_PublicKey public_key;
-  static struct GNUNET_IDENTITY_Ego* ego = NULL;
+  static struct GNUNET_IDENTITY_Ego *ego = NULL;
 
-  if (!ego)
+  if (! ego)
   {
-    ego = GNUNET_IDENTITY_ego_get_anonymous();
-    GNUNET_IDENTITY_ego_get_public_key(ego, &public_key);
+    ego = GNUNET_IDENTITY_ego_get_anonymous ();
+    GNUNET_IDENTITY_ego_get_public_key (ego, &public_key);
   }
 
   return &public_key;
 }
 
+
 void
-convert_messenger_key_to_port(const struct GNUNET_HashCode *key,
-                              struct GNUNET_HashCode *port)
+convert_messenger_key_to_port (const struct GNUNET_HashCode *key,
+                               struct GNUNET_HashCode *port)
 {
   static uint32_t version_value = 0;
   static struct GNUNET_HashCode version;
 
-  if (!version_value) {
+  if (! version_value)
+  {
     version_value = (uint32_t) (GNUNET_MESSENGER_VERSION);
     version_value = ((version_value >> 16) & 0xFFFF);
-    version_value = GNUNET_htole32(version_value);
-    GNUNET_CRYPTO_hash(&version_value, sizeof(version_value), &version);
+    version_value = GNUNET_htole32 (version_value);
+    GNUNET_CRYPTO_hash (&version_value, sizeof(version_value), &version);
   }
 
-  GNUNET_CRYPTO_hash_sum(key, &version, port);
+  GNUNET_CRYPTO_hash_sum (key, &version, port);
 }
 
+
 void
-convert_peer_identity_to_id(const struct GNUNET_PeerIdentity *identity,
-                            struct GNUNET_ShortHashCode *id)
+convert_peer_identity_to_id (const struct GNUNET_PeerIdentity *identity,
+                             struct GNUNET_ShortHashCode *id)
 {
-  GNUNET_memcpy(id, identity, sizeof(struct GNUNET_ShortHashCode));
+  GNUNET_memcpy (id, identity, sizeof(struct GNUNET_ShortHashCode));
 }
diff --git a/src/messenger/messenger_api_util.h 
b/src/messenger/messenger_api_util.h
index f50abf445..6a7b4df89 100644
--- a/src/messenger/messenger_api_util.h
+++ b/src/messenger/messenger_api_util.h
@@ -81,8 +81,8 @@ get_anonymous_public_key ();
  * @param[out] port CADET service port
  */
 void
-convert_messenger_key_to_port(const struct GNUNET_HashCode *key,
-                              struct GNUNET_HashCode *port);
+convert_messenger_key_to_port (const struct GNUNET_HashCode *key,
+                               struct GNUNET_HashCode *port);
 
 /**
  * Converts a peers identity to a short hash code which can be used
@@ -92,7 +92,7 @@ convert_messenger_key_to_port(const struct GNUNET_HashCode 
*key,
  * @param[out] id Short peer id
  */
 void
-convert_peer_identity_to_id(const struct GNUNET_PeerIdentity *identity,
-                            struct GNUNET_ShortHashCode *id);
+convert_peer_identity_to_id (const struct GNUNET_PeerIdentity *identity,
+                             struct GNUNET_ShortHashCode *id);
 
 #endif //GNUNET_SERVICE_MESSENGER_UTIL_H
diff --git a/src/messenger/plugin_gnsrecord_messenger.c 
b/src/messenger/plugin_gnsrecord_messenger.c
index e09a0330d..ed675dd1d 100644
--- a/src/messenger/plugin_gnsrecord_messenger.c
+++ b/src/messenger/plugin_gnsrecord_messenger.c
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2021--2022 GNUnet e.V.
+   Copyright (C) 2021--2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -59,8 +59,11 @@ messenger_value_to_string (void *cls,
 
       const struct GNUNET_MESSENGER_RoomEntryRecord *record = data;
 
-      char *door = GNUNET_CRYPTO_eddsa_public_key_to_string 
(&(record->door.public_key));
-      char *key = GNUNET_STRINGS_data_to_string_alloc (&(record->key), 
sizeof(struct GNUNET_HashCode));
+      char *door = GNUNET_CRYPTO_eddsa_public_key_to_string (
+        &(record->door.public_key));
+      char *key = GNUNET_STRINGS_data_to_string_alloc (&(record->key),
+                                                       sizeof(struct
+                                                              
GNUNET_HashCode));
 
       char *ret;
       GNUNET_asprintf (&ret, "%s-%s", key, door);
@@ -78,8 +81,9 @@ messenger_value_to_string (void *cls,
 
       const struct GNUNET_MESSENGER_RoomDetailsRecord *record = data;
 
-      char *name = GNUNET_strndup(record->name, 256);
-      char *flags = GNUNET_STRINGS_data_to_string_alloc (&(record->flags), 
sizeof(uint32_t));
+      char *name = GNUNET_strndup (record->name, 256);
+      char *flags = GNUNET_STRINGS_data_to_string_alloc (&(record->flags),
+                                                         sizeof(uint32_t));
 
       char *ret;
       GNUNET_asprintf (&ret, "%s-%s", flags, name);
@@ -122,15 +126,17 @@ messenger_string_to_value (void *cls,
   {
   case GNUNET_GNSRECORD_TYPE_MESSENGER_ROOM_ENTRY:
     {
-      char key [103];
+      char key[103];
       const char *dash;
       struct GNUNET_PeerIdentity door;
 
       if ((NULL == (dash = strchr (s, '-'))) ||
           (1 != sscanf (s, "%103s-", key)) ||
           (GNUNET_OK != GNUNET_CRYPTO_eddsa_public_key_from_string (dash + 1,
-                                                                    strlen 
(dash + 1),
-                                                                    
&(door.public_key))))
+                                                                    strlen (
+                                                                      dash + 
1),
+                                                                    &(door.
+                                                                      
public_key))))
       {
         GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                     _ ("Unable to parse MESSENGER_ROOM_ENTRY record `%s'\n"),
@@ -139,13 +145,14 @@ messenger_string_to_value (void *cls,
       }
 
       struct GNUNET_MESSENGER_RoomEntryRecord *record = GNUNET_new (
-          struct GNUNET_MESSENGER_RoomEntryRecord
-      );
+        struct GNUNET_MESSENGER_RoomEntryRecord
+        );
 
       if (GNUNET_OK != GNUNET_STRINGS_string_to_data (key,
                                                       strlen (key),
                                                       &(record->key),
-                                                      sizeof(struct 
GNUNET_HashCode)))
+                                                      sizeof(struct
+                                                             GNUNET_HashCode)))
       {
         GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                     _ ("Unable to parse MESSENGER_ROOM_ENTRY record `%s'\n"),
@@ -161,7 +168,7 @@ messenger_string_to_value (void *cls,
     }
   case GNUNET_GNSRECORD_TYPE_MESSENGER_ROOM_DETAILS:
     {
-      char flags [7];
+      char flags[7];
       const char *dash;
 
       if ((NULL == (dash = strchr (s, '-'))) ||
@@ -175,8 +182,8 @@ messenger_string_to_value (void *cls,
       }
 
       struct GNUNET_MESSENGER_RoomDetailsRecord *record = GNUNET_new (
-          struct GNUNET_MESSENGER_RoomDetailsRecord
-      );
+        struct GNUNET_MESSENGER_RoomDetailsRecord
+        );
 
       if (GNUNET_OK != GNUNET_STRINGS_string_to_data (flags,
                                                       strlen (flags),
@@ -190,7 +197,7 @@ messenger_string_to_value (void *cls,
         return GNUNET_SYSERR;
       }
 
-      GNUNET_memcpy(record->name, dash + 1, strlen(dash + 1));
+      GNUNET_memcpy (record->name, dash + 1, strlen (dash + 1));
 
       *data = record;
       *data_size = sizeof(struct GNUNET_MESSENGER_RoomDetailsRecord);
diff --git a/src/messenger/test_messenger.c b/src/messenger/test_messenger.c
index 9958ce19e..716105380 100644
--- a/src/messenger/test_messenger.c
+++ b/src/messenger/test_messenger.c
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2020--2021 GNUnet e.V.
+   Copyright (C) 2020--2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -77,6 +77,7 @@ end (void *cls)
   status = 0;
 }
 
+
 static void
 end_badly (void *cls)
 {
@@ -86,12 +87,15 @@ end_badly (void *cls)
   status = 1;
 }
 
+
 static void
 end_operation (void *cls)
 {
   op_task = NULL;
 
-  fprintf (stderr, "Testcase failed (operation: '%s').\n", cls ? (const char*) 
cls : "unknown");
+  fprintf (stderr, "Testcase failed (operation: '%s').\n", cls ? (const
+                                                                  char*) cls :
+           "unknown");
 
   if (die_task)
     GNUNET_SCHEDULER_cancel (die_task);
@@ -100,6 +104,7 @@ end_operation (void *cls)
   status = 1;
 }
 
+
 static int identity_counter = 0;
 
 /**
@@ -122,18 +127,23 @@ on_iteration (void *cls)
 
   const char *name = GNUNET_MESSENGER_get_name (handle);
 
-  if ((!name) || (0 != strcmp (name, TESTER_NAME)))
+  if ((! name) || (0 != strcmp (name, TESTER_NAME)))
   {
     op_task = GNUNET_SCHEDULER_add_now (&end_operation, "name");
     return;
   }
 
-  const struct GNUNET_IDENTITY_PublicKey *key = GNUNET_MESSENGER_get_key 
(handle);
+  const struct GNUNET_IDENTITY_PublicKey *key = GNUNET_MESSENGER_get_key (
+    handle);
 
   struct GNUNET_IDENTITY_PublicKey pubkey;
-  GNUNET_IDENTITY_key_get_public(&identity, &pubkey);
+  GNUNET_IDENTITY_key_get_public (&identity, &pubkey);
 
-  if (((!identity_counter) && (key)) || ((identity_counter) && ((!key) || (0 
!= GNUNET_memcmp (key, &pubkey)))))
+  if (((! identity_counter) && (key)) || ((identity_counter) && ((! key) ||
+                                                                 (0 !=
+                                                                  
GNUNET_memcmp (
+                                                                    key,
+                                                                    
&pubkey)))))
   {
     op_task = GNUNET_SCHEDULER_add_now (&end_operation, "key");
     return;
@@ -159,6 +169,7 @@ on_iteration (void *cls)
   it_task = GNUNET_SCHEDULER_add_now (&on_iteration, handle);
 }
 
+
 /**
  * Main function for testcase.
  *
@@ -175,7 +186,8 @@ run (void *cls,
 
   identity_counter = 0;
 
-  op_task = GNUNET_SCHEDULER_add_delayed (BASE_TIMEOUT, &end_operation, 
"connect");
+  op_task = GNUNET_SCHEDULER_add_delayed (BASE_TIMEOUT, &end_operation,
+                                          "connect");
   messenger = GNUNET_MESSENGER_connect (cfg, TESTER_NAME, NULL, NULL, NULL);
 
   identity.type = htonl (GNUNET_IDENTITY_TYPE_ECDSA);
@@ -185,6 +197,7 @@ run (void *cls,
     it_task = GNUNET_SCHEDULER_add_now (&on_iteration, messenger);
 }
 
+
 /**
  * The main function.
  *
@@ -196,7 +209,8 @@ int
 main (int argc,
       char **argv)
 {
-  if (0 != GNUNET_TESTING_peer_run ("test-messenger", 
"test_messenger_api.conf", &run, NULL))
+  if (0 != GNUNET_TESTING_peer_run ("test-messenger", 
"test_messenger_api.conf",
+                                    &run, NULL))
     return 1;
 
   return status;
diff --git a/src/messenger/test_messenger_anonymous.c 
b/src/messenger/test_messenger_anonymous.c
index 8431d186f..1bb8e14da 100644
--- a/src/messenger/test_messenger_anonymous.c
+++ b/src/messenger/test_messenger_anonymous.c
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2020--2021 GNUnet e.V.
+   Copyright (C) 2020--2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -73,6 +73,7 @@ end (void *cls)
   status = 0;
 }
 
+
 static void
 end_badly (void *cls)
 {
@@ -82,12 +83,15 @@ end_badly (void *cls)
   status = 1;
 }
 
+
 static void
 end_operation (void *cls)
 {
   op_task = NULL;
 
-  fprintf (stderr, "Testcase failed (operation: '%s').\n", cls ? (const char*) 
cls : "unknown");
+  fprintf (stderr, "Testcase failed (operation: '%s').\n", cls ? (const
+                                                                  char*) cls :
+           "unknown");
 
   if (die_task)
     GNUNET_SCHEDULER_cancel (die_task);
@@ -96,6 +100,7 @@ end_operation (void *cls)
   status = 1;
 }
 
+
 /**
  * Function called when an identity is retrieved.
  *
@@ -123,7 +128,8 @@ on_iteration (void *cls)
     return;
   }
 
-  const struct GNUNET_IDENTITY_PublicKey *key = GNUNET_MESSENGER_get_key 
(handle);
+  const struct GNUNET_IDENTITY_PublicKey *key = GNUNET_MESSENGER_get_key (
+    handle);
 
   if (key)
   {
@@ -141,6 +147,7 @@ on_iteration (void *cls)
   die_task = GNUNET_SCHEDULER_add_now (&end, NULL);
 }
 
+
 /**
  * Main function for testcase.
  *
@@ -155,13 +162,15 @@ run (void *cls,
 {
   die_task = GNUNET_SCHEDULER_add_delayed (TOTAL_TIMEOUT, &end_badly, NULL);
 
-  op_task = GNUNET_SCHEDULER_add_delayed (BASE_TIMEOUT, &end_operation, 
"connect");
+  op_task = GNUNET_SCHEDULER_add_delayed (BASE_TIMEOUT, &end_operation,
+                                          "connect");
   messenger = GNUNET_MESSENGER_connect (cfg, NULL, NULL, NULL, NULL);
 
   if (messenger)
     it_task = GNUNET_SCHEDULER_add_now (&on_iteration, messenger);
 }
 
+
 /**
  * The main function.
  *
@@ -173,7 +182,8 @@ int
 main (int argc,
       char **argv)
 {
-  if (0 != GNUNET_TESTING_peer_run ("test-messenger", 
"test_messenger_api.conf", &run, NULL))
+  if (0 != GNUNET_TESTING_peer_run ("test-messenger", 
"test_messenger_api.conf",
+                                    &run, NULL))
     return 1;
 
   return status;
diff --git a/src/messenger/testing_messenger_barrier.c 
b/src/messenger/testing_messenger_barrier.c
index 60d1fc0fe..ecebe1582 100644
--- a/src/messenger/testing_messenger_barrier.c
+++ b/src/messenger/testing_messenger_barrier.c
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2021 GNUnet e.V.
+   Copyright (C) 2021, 2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -35,7 +35,7 @@ struct GNUNET_BarrierHandle
   struct GNUNET_BarrierWaitHandle *head;
   struct GNUNET_BarrierWaitHandle *tail;
 
-  struct GNUNET_SCHEDULER_Task* task;
+  struct GNUNET_SCHEDULER_Task *task;
 };
 
 struct GNUNET_BarrierHandle*
@@ -46,9 +46,10 @@ GNUNET_init_barrier (unsigned int requirement,
   if (0 == requirement)
     return NULL;
 
-  struct GNUNET_BarrierHandle *barrier = GNUNET_new(struct 
GNUNET_BarrierHandle);
+  struct GNUNET_BarrierHandle *barrier = GNUNET_new (struct
+                                                     GNUNET_BarrierHandle);
 
-  if (!barrier)
+  if (! barrier)
     return NULL;
 
   barrier->requirement = requirement;
@@ -61,6 +62,7 @@ GNUNET_init_barrier (unsigned int requirement,
   return barrier;
 }
 
+
 static void
 exit_status (struct GNUNET_BarrierHandle *barrier,
              int status);
@@ -71,21 +73,24 @@ cancel_barrier (void *cls)
   exit_status ((struct GNUNET_BarrierHandle*) cls, GNUNET_SYSERR);
 }
 
+
 static void
 complete_barrier (void *cls)
 {
   exit_status ((struct GNUNET_BarrierHandle*) cls, GNUNET_OK);
 }
 
+
 void
 GNUNET_cancel_barrier (struct GNUNET_BarrierHandle *barrier)
 {
-  if ((!barrier) || (barrier->task))
+  if ((! barrier) || (barrier->task))
     return;
 
-  barrier->task = GNUNET_SCHEDULER_add_now(cancel_barrier, barrier);
+  barrier->task = GNUNET_SCHEDULER_add_now (cancel_barrier, barrier);
 }
 
+
 struct GNUNET_BarrierWaitHandle
 {
   GNUNET_BarrierWaitStatusCallback cb;
@@ -107,31 +112,33 @@ exit_status (struct GNUNET_BarrierHandle *barrier,
     struct GNUNET_BarrierWaitHandle *current = waiting;
 
     if (current->cb)
-      current->cb(current->cls, current, status);
+      current->cb (current->cls, current, status);
 
     waiting = waiting->next;
 
-    GNUNET_CONTAINER_DLL_remove(barrier->head, barrier->tail, current);
-    GNUNET_free(current);
+    GNUNET_CONTAINER_DLL_remove (barrier->head, barrier->tail, current);
+    GNUNET_free (current);
   }
 
   if (barrier->cb)
-    barrier->cb(barrier->cls, barrier, status);
+    barrier->cb (barrier->cls, barrier, status);
 
-  GNUNET_free(barrier);
+  GNUNET_free (barrier);
 }
 
+
 struct GNUNET_BarrierWaitHandle*
 GNUNET_wait_barrier (struct GNUNET_BarrierHandle *barrier,
                      GNUNET_BarrierWaitStatusCallback cb,
                      void *cb_cls)
 {
-  if ((!barrier) || (0 == barrier->requirement))
+  if ((! barrier) || (0 == barrier->requirement))
     return NULL;
 
-  struct GNUNET_BarrierWaitHandle *waiting = GNUNET_new(struct 
GNUNET_BarrierWaitHandle);
+  struct GNUNET_BarrierWaitHandle *waiting = GNUNET_new (struct
+                                                         
GNUNET_BarrierWaitHandle);
 
-  if (!waiting)
+  if (! waiting)
     return NULL;
 
   waiting->cb = cb;
@@ -140,34 +147,35 @@ GNUNET_wait_barrier (struct GNUNET_BarrierHandle *barrier,
   waiting->next = NULL;
   waiting->barrier = barrier;
 
-  GNUNET_CONTAINER_DLL_insert_tail(barrier->head, barrier->tail, waiting);
+  GNUNET_CONTAINER_DLL_insert_tail (barrier->head, barrier->tail, waiting);
   barrier->requirement--;
 
-  if ((barrier->requirement == 0) && (!barrier->task))
-    barrier->task = GNUNET_SCHEDULER_add_now(complete_barrier, barrier);
+  if ((barrier->requirement == 0) && (! barrier->task))
+    barrier->task = GNUNET_SCHEDULER_add_now (complete_barrier, barrier);
 
   return waiting;
 }
 
+
 void
 GNUNET_cancel_wait_barrier (struct GNUNET_BarrierWaitHandle *waiting)
 {
-  if (!waiting)
+  if (! waiting)
     return;
 
   struct GNUNET_BarrierHandle *barrier = waiting->barrier;
 
-  if (!barrier)
+  if (! barrier)
     return;
 
   if ((barrier->requirement == 0) && (barrier->task))
   {
-    GNUNET_SCHEDULER_cancel(barrier->task);
+    GNUNET_SCHEDULER_cancel (barrier->task);
     barrier->task = NULL;
   }
 
   barrier->requirement++;
-  GNUNET_CONTAINER_DLL_remove(barrier->head, barrier->tail, waiting);
+  GNUNET_CONTAINER_DLL_remove (barrier->head, barrier->tail, waiting);
 
-  GNUNET_free(waiting);
+  GNUNET_free (waiting);
 }
diff --git a/src/messenger/testing_messenger_setup.c 
b/src/messenger/testing_messenger_setup.c
index 29db25bd8..e4dfa203f 100644
--- a/src/messenger/testing_messenger_setup.c
+++ b/src/messenger/testing_messenger_setup.c
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2020--2021 GNUnet e.V.
+   Copyright (C) 2020--2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -39,7 +39,8 @@
 
 struct test_properties;
 
-struct test_peer {
+struct test_peer
+{
   struct test_properties *props;
   unsigned int num;
 
@@ -58,7 +59,8 @@ struct test_peer {
   const char *message;
 };
 
-struct test_properties {
+struct test_properties
+{
   const struct test_configuration *cfg;
 
   unsigned int num_hosts;
@@ -83,10 +85,10 @@ shutdown_cb (void *cls)
   {
     struct test_peer *peer = &properties->peers[i];
 
-    GNUNET_assert(peer != NULL);
+    GNUNET_assert (peer != NULL);
 
     if (peer->op_task)
-      GNUNET_SCHEDULER_cancel(peer->op_task);
+      GNUNET_SCHEDULER_cancel (peer->op_task);
 
     peer->op_task = NULL;
 
@@ -96,7 +98,7 @@ shutdown_cb (void *cls)
     peer->op = NULL;
 
     if (peer->wait)
-      GNUNET_cancel_wait_barrier(peer->wait);
+      GNUNET_cancel_wait_barrier (peer->wait);
 
     peer->wait = NULL;
 
@@ -115,23 +117,24 @@ shutdown_cb (void *cls)
   }
 
   if (properties->die_task)
-    GNUNET_SCHEDULER_cancel(properties->die_task);
+    GNUNET_SCHEDULER_cancel (properties->die_task);
 
   properties->die_task = NULL;
   properties->end_task = NULL;
 
   if (properties->barrier)
-    GNUNET_cancel_barrier(properties->barrier);
+    GNUNET_cancel_barrier (properties->barrier);
 
   properties->barrier = NULL;
 }
 
+
 static void
 end_cb (void *cls)
 {
   struct test_properties *properties = cls;
 
-  GNUNET_assert(properties != NULL);
+  GNUNET_assert (properties != NULL);
 
   properties->die_task = NULL;
 
@@ -141,15 +144,17 @@ end_cb (void *cls)
   {
     struct test_peer *peer = &properties->peers[i];
 
-    GNUNET_assert(peer != NULL);
+    GNUNET_assert (peer != NULL);
 
-    const int members = GNUNET_MESSENGER_iterate_members(peer->room, NULL, 
NULL);
+    const int members = GNUNET_MESSENGER_iterate_members (peer->room, NULL,
+                                                          NULL);
 
     GNUNET_assert (members >= 0);
 
     if (peer->props->num_peer != (unsigned int) members)
     {
-      fprintf (stderr, "Testcase failed (members: %d/%u).\n", members, 
peer->props->num_peer);
+      fprintf (stderr, "Testcase failed (members: %d/%u).\n", members,
+               peer->props->num_peer);
       status = 1;
       break;
     }
@@ -160,12 +165,13 @@ end_cb (void *cls)
   properties->status = status;
 }
 
+
 static void
 end_badly_cb (void *cls)
 {
   struct test_properties *properties = cls;
 
-  GNUNET_assert(properties != NULL);
+  GNUNET_assert (properties != NULL);
 
   fprintf (stderr, "Testcase failed (timeout).\n");
 
@@ -174,12 +180,13 @@ end_badly_cb (void *cls)
   properties->status = 1;
 }
 
+
 static void
 end_operation_cb (void *cls)
 {
   struct test_peer *peer = cls;
 
-  GNUNET_assert(peer != NULL);
+  GNUNET_assert (peer != NULL);
 
   peer->op_task = NULL;
 
@@ -188,12 +195,13 @@ end_operation_cb (void *cls)
   GNUNET_SCHEDULER_shutdown ();
 }
 
+
 static void
 end_error_cb (void *cls)
 {
   struct test_peer *peer = cls;
 
-  GNUNET_assert(peer != NULL);
+  GNUNET_assert (peer != NULL);
 
   peer->op_task = NULL;
 
@@ -203,6 +211,7 @@ end_error_cb (void *cls)
   GNUNET_SCHEDULER_shutdown ();
 }
 
+
 static void
 barrier2_wait_cb (void *cls,
                   struct GNUNET_BarrierWaitHandle *waiting,
@@ -210,12 +219,13 @@ barrier2_wait_cb (void *cls,
 {
   struct test_peer *peer = cls;
 
-  GNUNET_assert(peer != NULL);
+  GNUNET_assert (peer != NULL);
 
   if (peer->wait == waiting)
     peer->wait = NULL;
 }
 
+
 static void
 barrier_wait_cb (void *cls,
                  struct GNUNET_BarrierWaitHandle *waiting,
@@ -223,7 +233,7 @@ barrier_wait_cb (void *cls,
 {
   struct test_peer *peer = cls;
 
-  GNUNET_assert(peer != NULL);
+  GNUNET_assert (peer != NULL);
 
   if (peer->wait == waiting)
     peer->wait = NULL;
@@ -233,7 +243,8 @@ barrier_wait_cb (void *cls,
     unsigned int door = peer->props->cfg->doors[peer->num - 1];
 
     if (door == 0)
-      door = GNUNET_CRYPTO_random_u32(GNUNET_CRYPTO_QUALITY_WEAK, 
peer->props->cfg->count);
+      door = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK,
+                                       peer->props->cfg->count);
     else
       door = door - 1;
 
@@ -241,17 +252,20 @@ barrier_wait_cb (void *cls,
     GNUNET_CRYPTO_hash (TEST_ROOM, sizeof(TEST_ROOM), &hash);
 
     struct GNUNET_MESSENGER_Room *room;
-    room = GNUNET_MESSENGER_enter_room(peer->handle, 
&(peer->props->peers[door].peer_id), &hash);
+    room = GNUNET_MESSENGER_enter_room (peer->handle,
+                                        &(peer->props->peers[door].peer_id),
+                                        &hash);
 
     if (peer->room)
-      GNUNET_assert(room == peer->room);
+      GNUNET_assert (room == peer->room);
     else
-      GNUNET_assert(room != NULL);
+      GNUNET_assert (room != NULL);
 
     peer->room = room;
   }
 }
 
+
 /**
  * Function called whenever a message is received or sent.
  *
@@ -272,44 +286,48 @@ on_message (void *cls,
 {
   struct test_peer *peer = cls;
 
-  GNUNET_assert(peer != NULL);
+  GNUNET_assert (peer != NULL);
 
   fprintf (stderr, "Peer: %s; [%s] Message: %s (%s)\n",
-           GNUNET_i2s(&(peer->peer_id)),
-           GNUNET_sh2s(&(message->header.sender_id)),
-           GNUNET_MESSENGER_name_of_kind(message->header.kind),
-           GNUNET_h2s(hash));
+           GNUNET_i2s (&(peer->peer_id)),
+           GNUNET_sh2s (&(message->header.sender_id)),
+           GNUNET_MESSENGER_name_of_kind (message->header.kind),
+           GNUNET_h2s (hash));
 
   if (GNUNET_MESSENGER_KIND_PEER == message->header.kind)
-    GNUNET_CONTAINER_multipeermap_put (peer->map, &(message->body.peer.peer), 
NULL,
+    GNUNET_CONTAINER_multipeermap_put (peer->map, &(message->body.peer.peer),
+                                       NULL,
                                        
GNUNET_CONTAINER_MULTIHASHMAPOPTION_REPLACE);
 
-  const int members = GNUNET_MESSENGER_iterate_members(peer->room, NULL, NULL);
+  const int members = GNUNET_MESSENGER_iterate_members (peer->room, NULL, 
NULL);
 
   const uint32_t num_peers = GNUNET_CONTAINER_multipeermap_size (peer->map);
-  if ((members == peer->props->num_peer) && (peer->props->num_hosts == 
num_peers))
-    peer->wait = GNUNET_wait_barrier (peer->props->barrier, &barrier2_wait_cb, 
peer);
+  if ((members == peer->props->num_peer) && (peer->props->num_hosts ==
+                                             num_peers))
+    peer->wait = GNUNET_wait_barrier (peer->props->barrier, &barrier2_wait_cb,
+                                      peer);
   else if (peer->props->num_hosts < num_peers)
   {
     if (peer->wait)
-      GNUNET_cancel_wait_barrier(peer->wait);
+      GNUNET_cancel_wait_barrier (peer->wait);
 
     peer->wait = NULL;
 
     if (peer->op_task)
-      GNUNET_SCHEDULER_cancel(peer->op_task);
+      GNUNET_SCHEDULER_cancel (peer->op_task);
 
     peer->message = "peer";
     peer->op_task = GNUNET_SCHEDULER_add_now (&end_operation_cb, peer);
   }
 }
 
+
 static void
 second_stage (void *cls)
 {
   struct test_peer *peer = cls;
 
-  GNUNET_assert(peer != NULL);
+  GNUNET_assert (peer != NULL);
 
   peer->op_task = NULL;
 
@@ -322,9 +340,9 @@ second_stage (void *cls)
     room = GNUNET_MESSENGER_open_room (peer->handle, &hash);
 
     if (peer->room)
-      GNUNET_assert(room == peer->room);
+      GNUNET_assert (room == peer->room);
     else
-      GNUNET_assert(room != NULL);
+      GNUNET_assert (room != NULL);
 
     peer->room = room;
   }
@@ -334,22 +352,26 @@ second_stage (void *cls)
     unsigned int door = peer->props->cfg->doors[peer->num - 1];
 
     if (door == 0)
-      door = GNUNET_CRYPTO_random_u32(GNUNET_CRYPTO_QUALITY_WEAK, 
peer->props->cfg->count);
+      door = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK,
+                                       peer->props->cfg->count);
     else
       door = door - 1;
 
     struct GNUNET_MESSENGER_Room *room;
-    room = GNUNET_MESSENGER_enter_room(peer->handle, 
&(peer->props->peers[door].peer_id), &hash);
+    room = GNUNET_MESSENGER_enter_room (peer->handle,
+                                        &(peer->props->peers[door].peer_id),
+                                        &hash);
 
     if (peer->room)
-      GNUNET_assert(room == peer->room);
+      GNUNET_assert (room == peer->room);
     else
-      GNUNET_assert(room != NULL);
+      GNUNET_assert (room != NULL);
 
     peer->room = room;
   }
 }
 
+
 static void
 on_peer (void *cb_cls,
          struct GNUNET_TESTBED_Operation *op,
@@ -358,16 +380,16 @@ on_peer (void *cb_cls,
 {
   struct test_peer *peer = cb_cls;
 
-  GNUNET_assert(peer != NULL);
+  GNUNET_assert (peer != NULL);
 
   if (emsg)
   {
-    peer->message = GNUNET_strdup(emsg);
+    peer->message = GNUNET_strdup (emsg);
     peer->op_task = GNUNET_SCHEDULER_add_now (&end_error_cb, peer);
     return;
   }
 
-  if (!pinfo)
+  if (! pinfo)
   {
     peer->message = "info";
     peer->op_task = GNUNET_SCHEDULER_add_now (&end_operation_cb, peer);
@@ -381,11 +403,12 @@ on_peer (void *cb_cls,
     return;
   }
 
-  peer->handle = GNUNET_MESSENGER_connect (pinfo->result.cfg, TEST_NAME, NULL, 
&on_message, peer);
+  peer->handle = GNUNET_MESSENGER_connect (pinfo->result.cfg, TEST_NAME, NULL,
+                                           &on_message, peer);
 
-  GNUNET_assert(GNUNET_OK == GNUNET_CRYPTO_get_peer_identity(
-      pinfo->result.cfg, &(peer->peer_id)
-  ));
+  GNUNET_assert (GNUNET_OK == GNUNET_CRYPTO_get_peer_identity (
+                   pinfo->result.cfg, &(peer->peer_id)
+                   ));
 
   if (0 != (peer->props->cfg->stages[peer->num - 1] & 0x01))
   {
@@ -394,14 +417,16 @@ on_peer (void *cb_cls,
 
     peer->room = GNUNET_MESSENGER_open_room (peer->handle, &hash);
 
-    GNUNET_assert(peer->room != NULL);
+    GNUNET_assert (peer->room != NULL);
   }
   else
     peer->room = NULL;
 
-  peer->wait = GNUNET_wait_barrier (peer->props->barrier, &barrier_wait_cb, 
peer);
+  peer->wait = GNUNET_wait_barrier (peer->props->barrier, &barrier_wait_cb,
+                                    peer);
 }
 
+
 /**
  * Main function for a peer of the testcase.
  *
@@ -414,7 +439,7 @@ run (void *cls,
 {
   struct test_properties *properties = cls;
 
-  GNUNET_assert(properties != NULL);
+  GNUNET_assert (properties != NULL);
 
   if (GNUNET_TESTBED_ET_PEER_START != event->type)
   {
@@ -430,11 +455,15 @@ run (void *cls,
   peer->num = properties->num_peer;
 
   peer->peer = event->details.peer_start.peer;
-  peer->op = GNUNET_TESTBED_peer_get_information (peer->peer, 
GNUNET_TESTBED_PIT_CONFIGURATION, on_peer, peer);
+  peer->op = GNUNET_TESTBED_peer_get_information (peer->peer,
+                                                  
GNUNET_TESTBED_PIT_CONFIGURATION,
+                                                  on_peer, peer);
 
-  peer->map = GNUNET_CONTAINER_multipeermap_create(peer->props->num_hosts, 
GNUNET_NO);
+  peer->map = GNUNET_CONTAINER_multipeermap_create (peer->props->num_hosts,
+                                                    GNUNET_NO);
 }
 
+
 static void
 barrier2_cb (void *cls,
              struct GNUNET_BarrierHandle *barrier,
@@ -442,7 +471,7 @@ barrier2_cb (void *cls,
 {
   struct test_properties *properties = cls;
 
-  GNUNET_assert(properties != NULL);
+  GNUNET_assert (properties != NULL);
 
   if (properties->barrier == barrier)
     properties->barrier = NULL;
@@ -457,15 +486,17 @@ barrier2_cb (void *cls,
   else if (GNUNET_OK == status)
   {
     if (properties->die_task)
-      GNUNET_SCHEDULER_cancel(properties->die_task);
+      GNUNET_SCHEDULER_cancel (properties->die_task);
 
     properties->die_task = GNUNET_SCHEDULER_add_delayed (
-        GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 
properties->cfg->count),
-        &end_cb, properties
-    );
+      GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS,
+                                     properties->cfg->count),
+      &end_cb, properties
+      );
   }
 }
 
+
 static void
 barrier_cb (void *cls,
             struct GNUNET_BarrierHandle *barrier,
@@ -473,11 +504,11 @@ barrier_cb (void *cls,
 {
   struct test_properties *properties = cls;
 
-  GNUNET_assert(properties != NULL);
+  GNUNET_assert (properties != NULL);
 
   if (properties->barrier == barrier)
     properties->barrier = NULL;
-  else if (!properties->barrier)
+  else if (! properties->barrier)
     return;
 
   if (properties->num_peer != properties->cfg->count)
@@ -497,13 +528,17 @@ barrier_cb (void *cls,
   }
   else if (GNUNET_OK == status)
   {
-    properties->barrier = GNUNET_init_barrier (properties->num_peer, 
&barrier2_cb, properties);
+    properties->barrier = GNUNET_init_barrier (properties->num_peer,
+                                               &barrier2_cb, properties);
 
     for (unsigned int i = 0; i < properties->num_peer; i++)
-      properties->peers[i].op_task = GNUNET_SCHEDULER_add_now (&second_stage, 
&(properties->peers[i]));
+      properties->peers[i].op_task = GNUNET_SCHEDULER_add_now (&second_stage,
+                                                               &(properties->
+                                                                 peers[i]));
   }
 }
 
+
 static void
 init (void *cls,
       struct GNUNET_TESTBED_RunHandle *h,
@@ -514,40 +549,46 @@ init (void *cls,
 {
   struct test_properties *properties = cls;
 
-  GNUNET_assert(properties != NULL);
+  GNUNET_assert (properties != NULL);
 
-  properties->end_task = GNUNET_SCHEDULER_add_shutdown(&shutdown_cb, 
properties);
+  properties->end_task = GNUNET_SCHEDULER_add_shutdown (&shutdown_cb,
+                                                        properties);
   properties->die_task = GNUNET_SCHEDULER_add_delayed (
-      GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 
properties->cfg->count * 5),
-      &end_badly_cb, properties
-  );
+    GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS,
+                                   properties->cfg->count * 5),
+    &end_badly_cb, properties
+    );
 }
 
+
 int
-GNUNET_run_messenger_setup (const char* test_name,
+GNUNET_run_messenger_setup (const char *test_name,
                             const struct test_configuration *cfg)
 {
   struct test_properties properties;
-  memset(&properties, 0, sizeof(properties));
+  memset (&properties, 0, sizeof(properties));
 
   properties.cfg = cfg;
-  properties.peers = GNUNET_new_array(cfg->count, struct test_peer);
+  properties.peers = GNUNET_new_array (cfg->count, struct test_peer);
 
   for (unsigned int i = 0; i < cfg->count; i++)
     if (0 != (cfg->stages[i] & 0x11))
       properties.num_hosts++;
 
   properties.status = 1;
-  properties.barrier = GNUNET_init_barrier (cfg->count, &barrier_cb, 
&properties);
+  properties.barrier = GNUNET_init_barrier (cfg->count, &barrier_cb,
+                                            &properties);
 
-  if (GNUNET_OK != GNUNET_TESTBED_test_run (test_name, 
"test_messenger_api.conf",
+  if (GNUNET_OK != GNUNET_TESTBED_test_run (test_name,
+                                            "test_messenger_api.conf",
                                             cfg->count,
-                                            (1LL << 
GNUNET_TESTBED_ET_PEER_START),
+                                            (1LL <<
+                                             GNUNET_TESTBED_ET_PEER_START),
                                             &run, &properties,
                                             &init, &properties))
     return 1;
 
-  GNUNET_free(properties.peers);
+  GNUNET_free (properties.peers);
 
   return properties.status;
 }
diff --git a/src/messenger/testing_messenger_setup.h 
b/src/messenger/testing_messenger_setup.h
index e5ae0c151..d2e72b51f 100644
--- a/src/messenger/testing_messenger_setup.h
+++ b/src/messenger/testing_messenger_setup.h
@@ -1,6 +1,6 @@
 /*
    This file is part of GNUnet.
-   Copyright (C) 2021 GNUnet e.V.
+   Copyright (C) 2021, 2023 GNUnet e.V.
 
    GNUnet is free software: you can redistribute it and/or modify it
    under the terms of the GNU Affero General Public License as published
@@ -34,7 +34,7 @@ struct test_configuration
 };
 
 int
-GNUNET_run_messenger_setup (const char* test_name,
+GNUNET_run_messenger_setup (const char *test_name,
                             const struct test_configuration *cfg);
 
 #endif /* GNUNET_TESTING_MESSENGER_SETUP_H_ */

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