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[GNUnet-SVN] [gnunet] branch master updated: RECLAIM/OIDC: Formatting


From: gnunet
Subject: [GNUnet-SVN] [gnunet] branch master updated: RECLAIM/OIDC: Formatting
Date: Mon, 15 Apr 2019 10:24:30 +0200

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

martin-schanzenbach pushed a commit to branch master
in repository gnunet.

The following commit(s) were added to refs/heads/master by this push:
     new 45a04d9f5 RECLAIM/OIDC: Formatting
45a04d9f5 is described below

commit 45a04d9f5558f666c01f7fd0844be964bf610c9a
Author: Schanzenbach, Martin <address@hidden>
AuthorDate: Mon Apr 15 10:24:25 2019 +0200

    RECLAIM/OIDC: Formatting
---
 src/reclaim/plugin_rest_openid_connect.c | 1034 ++++++++++++------------------
 1 file changed, 405 insertions(+), 629 deletions(-)

diff --git a/src/reclaim/plugin_rest_openid_connect.c 
b/src/reclaim/plugin_rest_openid_connect.c
index e755f079b..761c9e83d 100644
--- a/src/reclaim/plugin_rest_openid_connect.c
+++ b/src/reclaim/plugin_rest_openid_connect.c
@@ -11,7 +11,7 @@
    WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Affero General Public License for more details.
-  
+
    You should have received a copy of the GNU Affero General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
@@ -24,22 +24,21 @@
  * @brief GNUnet Namestore REST plugin
  *
  */
-
 #include "platform.h"
-#include "gnunet_rest_plugin.h"
-#include "gnunet_identity_service.h"
+#include <inttypes.h>
+#include <jansson.h>
+
 #include "gnunet_gns_service.h"
 #include "gnunet_gnsrecord_lib.h"
+#include "gnunet_identity_service.h"
 #include "gnunet_namestore_service.h"
-#include "gnunet_rest_lib.h"
-#include "microhttpd.h"
-#include <jansson.h>
-#include <inttypes.h>
-#include "gnunet_signatures.h"
 #include "gnunet_reclaim_attribute_lib.h"
 #include "gnunet_reclaim_service.h"
+#include "gnunet_rest_lib.h"
+#include "gnunet_rest_plugin.h"
+#include "gnunet_signatures.h"
+#include "microhttpd.h"
 #include "oidc_helper.h"
-
 /**
  * REST root namespace
  */
@@ -206,20 +205,12 @@
 #define OIDC_ERROR_KEY_ACCESS_DENIED "access_denied"
 
 
-
 /**
  * OIDC ignored parameter array
  */
-static char* OIDC_ignored_parameter_array [] =
-{
-  "display",
-  "prompt",
-  "ui_locales",
-  "response_mode",
-  "id_token_hint",
-  "login_hint",
-  "acr_values"
-};
+static char *OIDC_ignored_parameter_array[] = {
+    "display",       "prompt",     "ui_locales", "response_mode",
+    "id_token_hint", "login_hint", "acr_values"};
 
 /**
  * OIDC Hash map that keeps track of issued cookies
@@ -237,7 +228,8 @@ struct GNUNET_CONTAINER_MultiHashMap *OIDC_identity_grants;
 struct GNUNET_CONTAINER_MultiHashMap *OIDC_used_ticket_map;
 
 /**
- * Hash map that links the issued access token to the corresponding ticket and 
ego
+ * Hash map that links the issued access token to the corresponding ticket and
+ * ego
  */
 struct GNUNET_CONTAINER_MultiHashMap *OIDC_access_token_map;
 
@@ -249,7 +241,7 @@ const struct GNUNET_CONFIGURATION_Handle *cfg;
 /**
  * HTTP methods allows for this plugin
  */
-static char* allow_methods;
+static char *allow_methods;
 
 /**
  * @brief struct returned by the initialization function of the plugin
@@ -313,7 +305,6 @@ struct OIDC_Variables
    * The response JSON
    */
   json_t *response;
-
 };
 
 /**
@@ -499,7 +490,6 @@ struct RequestHandle
    * Reponse code
    */
   int response_code;
-
 };
 
 /**
@@ -513,8 +503,7 @@ cleanup_handle (struct RequestHandle *handle)
   struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *claim_tmp;
   struct EgoEntry *ego_entry;
   struct EgoEntry *ego_tmp;
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Cleaning up\n");
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Cleaning up\n");
   if (NULL != handle->timeout_task)
     GNUNET_SCHEDULER_cancel (handle->timeout_task);
   if (NULL != handle->identity_handle)
@@ -538,8 +527,7 @@ cleanup_handle (struct RequestHandle *handle)
 
   if (NULL != handle->namestore_handle)
     GNUNET_NAMESTORE_disconnect (handle->namestore_handle);
-  if (NULL != handle->oidc)
-  {
+  if (NULL != handle->oidc) {
     GNUNET_free_non_null (handle->oidc->client_id);
     GNUNET_free_non_null (handle->oidc->login_identity);
     GNUNET_free_non_null (handle->oidc->nonce);
@@ -550,11 +538,8 @@ cleanup_handle (struct RequestHandle *handle)
     json_decref (handle->oidc->response);
     GNUNET_free (handle->oidc);
   }
-  if ( NULL != handle->attr_list )
-  {
-    for (claim_entry = handle->attr_list->list_head;
-         NULL != claim_entry;)
-    {
+  if (NULL != handle->attr_list) {
+    for (claim_entry = handle->attr_list->list_head; NULL != claim_entry;) {
       claim_tmp = claim_entry;
       claim_entry = claim_entry->next;
       GNUNET_free (claim_tmp->claim);
@@ -562,9 +547,7 @@ cleanup_handle (struct RequestHandle *handle)
     }
     GNUNET_free (handle->attr_list);
   }
-  for (ego_entry = handle->ego_head;
-       NULL != ego_entry;)
-  {
+  for (ego_entry = handle->ego_head; NULL != ego_entry;) {
     ego_tmp = ego_entry;
     ego_entry = ego_entry->next;
     GNUNET_free (ego_tmp->identifier);
@@ -594,21 +577,19 @@ do_error (void *cls)
   struct MHD_Response *resp;
   char *json_error;
 
-  GNUNET_asprintf (&json_error, "{ \"error\" : \"%s\", \"error_description\" : 
\"%s\"%s%s%s}",
-                   handle->emsg,
-                   (NULL != handle->edesc) ? handle->edesc : "",
-                   (NULL != handle->oidc->state) ? ", \"state\":\"" : "",
-                   (NULL != handle->oidc->state) ? handle->oidc->state : "",
-                   (NULL != handle->oidc->state) ? "\"" : "");
-  if ( 0 == handle->response_code )
+  GNUNET_asprintf (
+      &json_error,
+      "{ \"error\" : \"%s\", \"error_description\" : \"%s\"%s%s%s}",
+      handle->emsg, (NULL != handle->edesc) ? handle->edesc : "",
+      (NULL != handle->oidc->state) ? ", \"state\":\"" : "",
+      (NULL != handle->oidc->state) ? handle->oidc->state : "",
+      (NULL != handle->oidc->state) ? "\"" : "");
+  if (0 == handle->response_code)
     handle->response_code = MHD_HTTP_BAD_REQUEST;
   resp = GNUNET_REST_create_response (json_error);
   if (MHD_HTTP_UNAUTHORIZED == handle->response_code)
-    MHD_add_response_header (resp,
-                             MHD_HTTP_HEADER_WWW_AUTHENTICATE,
-                             "Basic");
-  MHD_add_response_header (resp,
-                           MHD_HTTP_HEADER_CONTENT_TYPE,
+    MHD_add_response_header (resp, MHD_HTTP_HEADER_WWW_AUTHENTICATE, "Basic");
+  MHD_add_response_header (resp, MHD_HTTP_HEADER_CONTENT_TYPE,
                            "application/json");
   handle->proc (handle->proc_cls, resp, handle->response_code);
   GNUNET_SCHEDULER_add_now (&cleanup_handle_delayed, handle);
@@ -630,12 +611,9 @@ do_userinfo_error (void *cls)
   char *error;
 
   GNUNET_asprintf (&error, "error=\"%s\", error_description=\"%s\"",
-                   handle->emsg,
-                   (NULL != handle->edesc) ? handle->edesc : "");
+                   handle->emsg, (NULL != handle->edesc) ? handle->edesc : "");
   resp = GNUNET_REST_create_response ("");
-  MHD_add_response_header (resp,
-                           MHD_HTTP_HEADER_WWW_AUTHENTICATE,
-                           "Bearer");
+  MHD_add_response_header (resp, MHD_HTTP_HEADER_WWW_AUTHENTICATE, "Bearer");
   handle->proc (handle->proc_cls, resp, handle->response_code);
   GNUNET_SCHEDULER_add_now (&cleanup_handle_delayed, handle);
   GNUNET_free (error);
@@ -652,9 +630,8 @@ do_redirect_error (void *cls)
 {
   struct RequestHandle *handle = cls;
   struct MHD_Response *resp;
-  char* redirect;
-  GNUNET_asprintf (&redirect,
-                   "%s?error=%s&error_description=%s%s%s",
+  char *redirect;
+  GNUNET_asprintf (&redirect, "%s?error=%s&error_description=%s%s%s",
                    handle->oidc->redirect_uri, handle->emsg, handle->edesc,
                    (NULL != handle->oidc->state) ? "&state=" : "",
                    (NULL != handle->oidc->state) ? handle->oidc->state : "");
@@ -687,7 +664,7 @@ do_timeout (void *cls)
 static void
 return_userinfo_response (void *cls)
 {
-  char* result_str;
+  char *result_str;
   struct RequestHandle *handle = cls;
   struct MHD_Response *resp;
 
@@ -705,7 +682,7 @@ return_userinfo_response (void *cls)
  * @param string the string to encode
  * @return base64 encoded string
  */
-static char*
+static char *
 base64_encode (const char *s)
 {
   char *enc;
@@ -720,13 +697,12 @@ base64_encode (const char *s)
   GNUNET_assert ((3 > num_pads) && (0 <= num_pads));
   if (0 == num_pads)
     return enc;
-  enc_urlencode = GNUNET_malloc (strlen (enc) + num_pads*2);
+  enc_urlencode = GNUNET_malloc (strlen (enc) + num_pads * 2);
   strcpy (enc_urlencode, enc);
   GNUNET_free (enc);
   tmp = strchr (enc_urlencode, '=');
-  for (i = 0; i < num_pads; i++)
-  {
-    strcpy (tmp, "%3D"); //replace '=' with '%3D'
+  for (i = 0; i < num_pads; i++) {
+    strcpy (tmp, "%3D"); // replace '=' with '%3D'
     tmp += 3;
   }
   return enc_urlencode;
@@ -740,18 +716,15 @@ base64_encode (const char *s)
  * @param cls the RequestHandle
  */
 static void
-options_cont (struct GNUNET_REST_RequestHandle *con_handle,
-              const char* url,
+options_cont (struct GNUNET_REST_RequestHandle *con_handle, const char *url,
               void *cls)
 {
   struct MHD_Response *resp;
   struct RequestHandle *handle = cls;
 
-  //For now, independent of path return all options
+  // For now, independent of path return all options
   resp = GNUNET_REST_create_response (NULL);
-  MHD_add_response_header (resp,
-                           "Access-Control-Allow-Methods",
-                           allow_methods);
+  MHD_add_response_header (resp, "Access-Control-Allow-Methods", 
allow_methods);
   handle->proc (handle->proc_cls, resp, MHD_HTTP_OK);
   cleanup_handle (handle);
   return;
@@ -772,36 +745,30 @@ cookie_identity_interpretation (struct RequestHandle 
*handle)
   char *token;
   char *value;
 
-  //gets identity of login try with cookie
+  // gets identity of login try with cookie
   GNUNET_CRYPTO_hash (OIDC_COOKIE_HEADER_KEY, strlen (OIDC_COOKIE_HEADER_KEY),
                       &cache_key);
-  if ( GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains 
(handle->rest_handle->header_param_map,
-                                                             &cache_key) )
-  {
-    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-                "No cookie found\n");
+  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (
+                       handle->rest_handle->header_param_map, &cache_key)) {
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "No cookie found\n");
     return;
   }
-  //splits cookies and find 'Identity' cookie
-  tmp_cookies = GNUNET_CONTAINER_multihashmap_get ( 
handle->rest_handle->header_param_map, &cache_key);
+  // splits cookies and find 'Identity' cookie
+  tmp_cookies = GNUNET_CONTAINER_multihashmap_get (
+      handle->rest_handle->header_param_map, &cache_key);
   cookies = GNUNET_strdup (tmp_cookies);
   token = strtok (cookies, delimiter);
   handle->oidc->user_cancelled = GNUNET_NO;
   handle->oidc->login_identity = NULL;
-  if (NULL == token)
-  {
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
-                "Unable to parse cookie: %s\n",
+  if (NULL == token) {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Unable to parse cookie: %s\n",
                 cookies);
     GNUNET_free (cookies);
     return;
   }
 
-  while (NULL != token)
-  {
-    if (0 == strcmp (token,
-                     OIDC_COOKIE_HEADER_ACCESS_DENIED))
-    {
+  while (NULL != token) {
+    if (0 == strcmp (token, OIDC_COOKIE_HEADER_ACCESS_DENIED)) {
       handle->oidc->user_cancelled = GNUNET_YES;
       GNUNET_free (cookies);
       return;
@@ -810,33 +777,29 @@ cookie_identity_interpretation (struct RequestHandle 
*handle)
       break;
     token = strtok (NULL, delimiter);
   }
-  if (NULL == token)
-  {
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
-                "No cookie value to process: %s\n",
+  if (NULL == token) {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "No cookie value to process: %s\n",
                 cookies);
     GNUNET_free (cookies);
     return;
   }
-  GNUNET_CRYPTO_hash (token, strlen (token),
-                      &cache_key);
-  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains 
(OIDC_cookie_jar_map, &cache_key))
-  {
-    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
-                "Found cookie `%s', but no corresponding expiration entry 
present...\n",
-                token);
+  GNUNET_CRYPTO_hash (token, strlen (token), &cache_key);
+  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (OIDC_cookie_jar_map,
+                                                           &cache_key)) {
+    GNUNET_log (
+        GNUNET_ERROR_TYPE_WARNING,
+        "Found cookie `%s', but no corresponding expiration entry 
present...\n",
+        token);
     GNUNET_free (cookies);
     return;
   }
-  relog_time = GNUNET_CONTAINER_multihashmap_get (OIDC_cookie_jar_map,
-                                                  &cache_key);
+  relog_time =
+      GNUNET_CONTAINER_multihashmap_get (OIDC_cookie_jar_map, &cache_key);
   current_time = GNUNET_TIME_absolute_get ();
   // 30 min after old login -> redirect to login
-  if ( current_time.abs_value_us > relog_time->abs_value_us )
-  {
+  if (current_time.abs_value_us > relog_time->abs_value_us) {
     GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
-                "Found cookie `%s', but it is expired.\n",
-                token);
+                "Found cookie `%s', but it is expired.\n", token);
     GNUNET_free (cookies);
     return;
   }
@@ -856,30 +819,22 @@ login_redirect (void *cls)
   struct MHD_Response *resp;
   struct RequestHandle *handle = cls;
 
-  if ( GNUNET_OK
-       == GNUNET_CONFIGURATION_get_value_string (cfg, "reclaim-rest-plugin",
-                                                 "address", &login_base_url) )
-  {
+  if (GNUNET_OK ==
+      GNUNET_CONFIGURATION_get_value_string (cfg, "reclaim-rest-plugin",
+                                             "address", &login_base_url)) {
     GNUNET_asprintf (&new_redirect, "%s?%s=%s&%s=%s&%s=%s&%s=%s&%s=%s&%s=%s",
-                     login_base_url,
-                     OIDC_RESPONSE_TYPE_KEY,
-                     handle->oidc->response_type,
-                     OIDC_CLIENT_ID_KEY,
-                     handle->oidc->client_id,
-                     OIDC_REDIRECT_URI_KEY,
-                     handle->oidc->redirect_uri,
-                     OIDC_SCOPE_KEY,
-                     handle->oidc->scope,
-                     OIDC_STATE_KEY,
+                     login_base_url, OIDC_RESPONSE_TYPE_KEY,
+                     handle->oidc->response_type, OIDC_CLIENT_ID_KEY,
+                     handle->oidc->client_id, OIDC_REDIRECT_URI_KEY,
+                     handle->oidc->redirect_uri, OIDC_SCOPE_KEY,
+                     handle->oidc->scope, OIDC_STATE_KEY,
                      (NULL != handle->oidc->state) ? handle->oidc->state : "",
                      OIDC_NONCE_KEY,
                      (NULL != handle->oidc->nonce) ? handle->oidc->nonce : "");
     resp = GNUNET_REST_create_response ("");
     MHD_add_response_header (resp, "Location", new_redirect);
     GNUNET_free (login_base_url);
-  }
-  else
-  {
+  } else {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_SERVER_ERROR);
     handle->edesc = GNUNET_strdup ("gnunet configuration failed");
     handle->response_code = MHD_HTTP_INTERNAL_SERVER_ERROR;
@@ -909,8 +864,7 @@ oidc_iteration_error (void *cls)
  * parameter. Otherwise redirects with error
  */
 static void
-oidc_ticket_issue_cb (void* cls,
-                      const struct GNUNET_RECLAIM_Ticket *ticket)
+oidc_ticket_issue_cb (void *cls, const struct GNUNET_RECLAIM_Ticket *ticket)
 {
   struct RequestHandle *handle = cls;
   struct MHD_Response *resp;
@@ -921,37 +875,29 @@ oidc_ticket_issue_cb (void* cls,
 
   handle->idp_op = NULL;
   handle->ticket = *ticket;
-  if (NULL == ticket)
-  {
+  if (NULL == ticket) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_SERVER_ERROR);
     handle->edesc = GNUNET_strdup ("Server cannot generate ticket.");
     GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
     return;
   }
-  ticket_str = GNUNET_STRINGS_data_to_string_alloc (&handle->ticket,
-                                                    sizeof (struct 
GNUNET_RECLAIM_Ticket));
-  //TODO change if more attributes are needed (see max_age)
-  code_json_string = OIDC_build_authz_code (&handle->priv_key,
-                                            &handle->ticket,
+  ticket_str = GNUNET_STRINGS_data_to_string_alloc (
+      &handle->ticket, sizeof (struct GNUNET_RECLAIM_Ticket));
+  // TODO change if more attributes are needed (see max_age)
+  code_json_string = OIDC_build_authz_code (&handle->priv_key, &handle->ticket,
                                             handle->oidc->nonce);
   code_base64_final_string = base64_encode (code_json_string);
-  if ( (NULL != handle->redirect_prefix) &&
-       (NULL != handle->redirect_suffix) &&
-       (NULL != handle->tld) )
-  {
+  if ((NULL != handle->redirect_prefix) && (NULL != handle->redirect_suffix) &&
+      (NULL != handle->tld)) {
 
     GNUNET_asprintf (&redirect_uri, "%s.%s/%s?%s=%s&state=%s",
-                     handle->redirect_prefix,
-                     handle->tld,
-                     handle->redirect_suffix,
-                     handle->oidc->response_type,
+                     handle->redirect_prefix, handle->tld,
+                     handle->redirect_suffix, handle->oidc->response_type,
                      code_base64_final_string, handle->oidc->state);
   } else {
     GNUNET_asprintf (&redirect_uri, "%s?%s=%s&state=%s",
-                     handle->oidc->redirect_uri,
-                     handle->oidc->response_type,
+                     handle->oidc->redirect_uri, handle->oidc->response_type,
                      code_base64_final_string, handle->oidc->state);
-
   }
   resp = GNUNET_REST_create_response ("");
   MHD_add_response_header (resp, "Location", redirect_uri);
@@ -969,19 +915,15 @@ oidc_collect_finished_cb (void *cls)
   struct RequestHandle *handle = cls;
   handle->attr_it = NULL;
   handle->ticket_it = NULL;
-  if (NULL == handle->attr_list->list_head)
-  {
+  if (NULL == handle->attr_list->list_head) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_SCOPE);
     handle->edesc = GNUNET_strdup ("The requested scope is not available.");
     GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
     return;
   }
-  handle->idp_op = GNUNET_RECLAIM_ticket_issue (handle->idp,
-                                                &handle->priv_key,
-                                                &handle->oidc->client_pkey,
-                                                handle->attr_list,
-                                                &oidc_ticket_issue_cb,
-                                                handle);
+  handle->idp_op = GNUNET_RECLAIM_ticket_issue (
+      handle->idp, &handle->priv_key, &handle->oidc->client_pkey,
+      handle->attr_list, &oidc_ticket_issue_cb, handle);
 }
 
 
@@ -995,28 +937,24 @@ oidc_attr_collect (void *cls,
 {
   struct RequestHandle *handle = cls;
   struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *le;
-  char* scope_variables;
-  char* scope_variable;
-  char delimiter[]=" ";
+  char *scope_variables;
+  char *scope_variable;
+  char delimiter[] = " ";
 
-  if ( (NULL == attr->name) || (NULL == attr->data) )
-  {
+  if ((NULL == attr->name) || (NULL == attr->data)) {
     GNUNET_RECLAIM_get_attributes_next (handle->attr_it);
     return;
   }
 
   scope_variables = GNUNET_strdup (handle->oidc->scope);
   scope_variable = strtok (scope_variables, delimiter);
-  while (NULL != scope_variable)
-  {
-    if ( 0 == strcmp (attr->name, scope_variable) )
-    {
+  while (NULL != scope_variable) {
+    if (0 == strcmp (attr->name, scope_variable)) {
       break;
     }
     scope_variable = strtok (NULL, delimiter);
   }
-  if ( NULL == scope_variable )
-  {
+  if (NULL == scope_variable) {
     GNUNET_RECLAIM_get_attributes_next (handle->attr_it);
     GNUNET_free (scope_variables);
     return;
@@ -1044,50 +982,41 @@ code_redirect (void *cls)
   struct GNUNET_HashCode cache_key;
   char *identity_cookie;
 
-  GNUNET_asprintf (&identity_cookie, "Identity=%s", 
handle->oidc->login_identity);
+  GNUNET_asprintf (&identity_cookie, "Identity=%s",
+                   handle->oidc->login_identity);
   GNUNET_CRYPTO_hash (identity_cookie, strlen (identity_cookie), &cache_key);
   GNUNET_free (identity_cookie);
-  //No login time for identity -> redirect to login
-  if ( GNUNET_YES
-       == GNUNET_CONTAINER_multihashmap_contains (OIDC_cookie_jar_map,
-                                                  &cache_key) )
-  {
-    relog_time = GNUNET_CONTAINER_multihashmap_get (OIDC_cookie_jar_map,
-                                                    &cache_key);
+  // No login time for identity -> redirect to login
+  if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains 
(OIDC_cookie_jar_map,
+                                                            &cache_key)) {
+    relog_time =
+        GNUNET_CONTAINER_multihashmap_get (OIDC_cookie_jar_map, &cache_key);
     current_time = GNUNET_TIME_absolute_get ();
     // 30 min after old login -> redirect to login
-    if ( current_time.abs_value_us <= relog_time->abs_value_us )
-    {
-      if ( GNUNET_OK
-           != GNUNET_CRYPTO_ecdsa_public_key_from_string (
-                                                          
handle->oidc->login_identity,
-                                                          strlen 
(handle->oidc->login_identity), &pubkey) )
-      {
+    if (current_time.abs_value_us <= relog_time->abs_value_us) {
+      if (GNUNET_OK != GNUNET_CRYPTO_ecdsa_public_key_from_string (
+                           handle->oidc->login_identity,
+                           strlen (handle->oidc->login_identity), &pubkey)) {
         handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_COOKIE);
-        handle->edesc = GNUNET_strdup ("The cookie of a login identity is not 
valid");
+        handle->edesc =
+            GNUNET_strdup ("The cookie of a login identity is not valid");
         GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
         return;
       }
       // iterate over egos and compare their public key
-      for (handle->ego_entry = handle->ego_head;
-           NULL != handle->ego_entry; handle->ego_entry = 
handle->ego_entry->next)
-      {
+      for (handle->ego_entry = handle->ego_head; NULL != handle->ego_entry;
+           handle->ego_entry = handle->ego_entry->next) {
         GNUNET_IDENTITY_ego_get_public_key (handle->ego_entry->ego, &ego_pkey);
-        if ( 0 == memcmp (&ego_pkey,
-                          &pubkey,
-                          sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey)) )
-        {
-          handle->priv_key = *GNUNET_IDENTITY_ego_get_private_key 
(handle->ego_entry->ego);
+        if (0 == memcmp (&ego_pkey, &pubkey,
+                         sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey))) {
+          handle->priv_key =
+              *GNUNET_IDENTITY_ego_get_private_key (handle->ego_entry->ego);
           handle->idp = GNUNET_RECLAIM_connect (cfg);
-          handle->attr_list = GNUNET_new (struct 
GNUNET_RECLAIM_ATTRIBUTE_ClaimList);
-          handle->attr_it = GNUNET_RECLAIM_get_attributes_start (handle->idp,
-                                                                 
&handle->priv_key,
-                                                                 
&oidc_iteration_error,
-                                                                 handle,
-                                                                 
&oidc_attr_collect,
-                                                                 handle,
-                                                                 
&oidc_collect_finished_cb,
-                                                                 handle);
+          handle->attr_list =
+              GNUNET_new (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList);
+          handle->attr_it = GNUNET_RECLAIM_get_attributes_start (
+              handle->idp, &handle->priv_key, &oidc_iteration_error, handle,
+              &oidc_attr_collect, handle, &oidc_collect_finished_cb, handle);
           return;
         }
       }
@@ -1103,28 +1032,20 @@ build_redirect (void *cls)
 {
   struct RequestHandle *handle = cls;
   struct MHD_Response *resp;
-  char* redirect_uri;
-
-  if (GNUNET_YES == handle->oidc->user_cancelled)
-  {
-    if ( (NULL != handle->redirect_prefix) &&
-         (NULL != handle->redirect_suffix) &&
-         (NULL != handle->tld) )
-    {
-      GNUNET_asprintf (&redirect_uri, 
"%s.%s/%s?error=%s&error_description=%s&state=%s",
-                       handle->redirect_prefix,
-                       handle->tld,
-                       handle->redirect_suffix,
-                       "access_denied",
-                       "User denied access",
-                       handle->oidc->state);
-    } else {
-      GNUNET_asprintf (&redirect_uri, 
"%s?error=%s&error_description=%s&state=%s",
-                       handle->oidc->redirect_uri,
-                       "access_denied",
-                       "User denied access",
-                       handle->oidc->state);
+  char *redirect_uri;
 
+  if (GNUNET_YES == handle->oidc->user_cancelled) {
+    if ((NULL != handle->redirect_prefix) &&
+        (NULL != handle->redirect_suffix) && (NULL != handle->tld)) {
+      GNUNET_asprintf (
+          &redirect_uri, "%s.%s/%s?error=%s&error_description=%s&state=%s",
+          handle->redirect_prefix, handle->tld, handle->redirect_suffix,
+          "access_denied", "User denied access", handle->oidc->state);
+    } else {
+      GNUNET_asprintf (&redirect_uri,
+                       "%s?error=%s&error_description=%s&state=%s",
+                       handle->oidc->redirect_uri, "access_denied",
+                       "User denied access", handle->oidc->state);
     }
     resp = GNUNET_REST_create_response ("");
     MHD_add_response_header (resp, "Location", redirect_uri);
@@ -1138,8 +1059,7 @@ build_redirect (void *cls)
 
 
 static void
-lookup_redirect_uri_result (void *cls,
-                            uint32_t rd_count,
+lookup_redirect_uri_result (void *cls, uint32_t rd_count,
                             const struct GNUNET_GNSRECORD_Data *rd)
 {
   struct RequestHandle *handle = cls;
@@ -1149,58 +1069,47 @@ lookup_redirect_uri_result (void *cls,
   struct GNUNET_CRYPTO_EcdsaPublicKey redirect_zone;
 
   handle->gns_op = NULL;
-  if (0 == rd_count)
-  {
+  if (0 == rd_count) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_SERVER_ERROR);
-    handle->edesc = GNUNET_strdup ("Server cannot generate ticket, redirect 
uri not found.");
+    handle->edesc = GNUNET_strdup (
+        "Server cannot generate ticket, redirect uri not found.");
     GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
     return;
   }
-  for (int i = 0; i < rd_count; i++)
-  {
+  for (int i = 0; i < rd_count; i++) {
     if (GNUNET_GNSRECORD_TYPE_RECLAIM_OIDC_REDIRECT != rd[i].record_type)
       continue;
-    if (0 != strncmp (rd[i].data,
-                      handle->oidc->redirect_uri,
-                      rd[i].data_size))
+    if (0 != strncmp (rd[i].data, handle->oidc->redirect_uri, rd[i].data_size))
       continue;
-    tmp = GNUNET_strndup (rd[i].data,
-                          rd[i].data_size);
-    if (NULL == strstr (tmp,
-                        handle->oidc->client_id))
-    {
+    tmp = GNUNET_strndup (rd[i].data, rd[i].data_size);
+    if (NULL == strstr (tmp, handle->oidc->client_id)) {
       GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-                  "Redirect uri %s does not contain client_id %s",
-                  tmp,
+                  "Redirect uri %s does not contain client_id %s", tmp,
                   handle->oidc->client_id);
     } else {
 
-      pos = strrchr (tmp,
-                     (unsigned char) '.');
+      pos = strrchr (tmp, (unsigned char)'.');
       *pos = '\0';
       handle->redirect_prefix = GNUNET_strdup (tmp);
       tmp_key_str = pos + 1;
-      pos = strchr (tmp_key_str,
-                    (unsigned char) '/');
+      pos = strchr (tmp_key_str, (unsigned char)'/');
       *pos = '\0';
       handle->redirect_suffix = GNUNET_strdup (pos + 1);
 
-      GNUNET_STRINGS_string_to_data (tmp_key_str,
-                                     strlen (tmp_key_str),
-                                     &redirect_zone,
-                                     sizeof (redirect_zone));
+      GNUNET_STRINGS_string_to_data (tmp_key_str, strlen (tmp_key_str),
+                                     &redirect_zone, sizeof (redirect_zone));
     }
     GNUNET_SCHEDULER_add_now (&build_redirect, handle);
     GNUNET_free (tmp);
     return;
   }
   handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_SERVER_ERROR);
-  handle->edesc = GNUNET_strdup ("Server cannot generate ticket, redirect uri 
not found.");
+  handle->edesc =
+      GNUNET_strdup ("Server cannot generate ticket, redirect uri not found.");
   GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
 }
 
 
-
 /**
  * Initiate redirect back to client.
  */
@@ -1210,14 +1119,10 @@ client_redirect (void *cls)
   struct RequestHandle *handle = cls;
 
   /* Lookup client redirect uri to verify request */
-  handle->gns_op = GNUNET_GNS_lookup (handle->gns_handle,
-                                      GNUNET_GNS_EMPTY_LABEL_AT,
-                                      &handle->oidc->client_pkey,
-                                      
GNUNET_GNSRECORD_TYPE_RECLAIM_OIDC_REDIRECT,
-                                      GNUNET_GNS_LO_DEFAULT,
-                                      &lookup_redirect_uri_result,
-                                      handle);
-
+  handle->gns_op = GNUNET_GNS_lookup (
+      handle->gns_handle, GNUNET_GNS_EMPTY_LABEL_AT, 
&handle->oidc->client_pkey,
+      GNUNET_GNSRECORD_TYPE_RECLAIM_OIDC_REDIRECT, GNUNET_GNS_LO_DEFAULT,
+      &lookup_redirect_uri_result, handle);
 }
 
 
@@ -1234,75 +1139,70 @@ build_authz_response (void *cls)
   struct GNUNET_HashCode cache_key;
 
   char *expected_scope;
-  char delimiter[]=" ";
+  char delimiter[] = " ";
   int number_of_ignored_parameter, iterator;
 
 
   // REQUIRED value: redirect_uri
   GNUNET_CRYPTO_hash (OIDC_REDIRECT_URI_KEY, strlen (OIDC_REDIRECT_URI_KEY),
                       &cache_key);
-  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains 
(handle->rest_handle->url_param_map,
-                                                           &cache_key))
-  {
-    handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
-    handle->edesc=GNUNET_strdup ("missing parameter redirect_uri");
+  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (
+                       handle->rest_handle->url_param_map, &cache_key)) {
+    handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
+    handle->edesc = GNUNET_strdup ("missing parameter redirect_uri");
     GNUNET_SCHEDULER_add_now (&do_error, handle);
     return;
   }
   handle->oidc->redirect_uri =
-    GNUNET_strdup (GNUNET_CONTAINER_multihashmap_get 
(handle->rest_handle->url_param_map,
-                                                      &cache_key));
+      GNUNET_strdup (GNUNET_CONTAINER_multihashmap_get (
+          handle->rest_handle->url_param_map, &cache_key));
 
   // REQUIRED value: response_type
   GNUNET_CRYPTO_hash (OIDC_RESPONSE_TYPE_KEY, strlen (OIDC_RESPONSE_TYPE_KEY),
                       &cache_key);
-  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains 
(handle->rest_handle->url_param_map,
-                                                           &cache_key))
-  {
-    handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
-    handle->edesc=GNUNET_strdup ("missing parameter response_type");
+  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (
+                       handle->rest_handle->url_param_map, &cache_key)) {
+    handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
+    handle->edesc = GNUNET_strdup ("missing parameter response_type");
     GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
     return;
   }
-  handle->oidc->response_type = GNUNET_CONTAINER_multihashmap_get 
(handle->rest_handle->url_param_map,
-                                                                   &cache_key);
+  handle->oidc->response_type = GNUNET_CONTAINER_multihashmap_get (
+      handle->rest_handle->url_param_map, &cache_key);
   handle->oidc->response_type = GNUNET_strdup (handle->oidc->response_type);
 
   // REQUIRED value: scope
   GNUNET_CRYPTO_hash (OIDC_SCOPE_KEY, strlen (OIDC_SCOPE_KEY), &cache_key);
-  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains 
(handle->rest_handle->url_param_map,
-                                                           &cache_key))
-  {
-    handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_SCOPE);
-    handle->edesc=GNUNET_strdup ("missing parameter scope");
+  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (
+                       handle->rest_handle->url_param_map, &cache_key)) {
+    handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_SCOPE);
+    handle->edesc = GNUNET_strdup ("missing parameter scope");
     GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
     return;
   }
-  handle->oidc->scope = GNUNET_CONTAINER_multihashmap_get 
(handle->rest_handle->url_param_map,
-                                                           &cache_key);
+  handle->oidc->scope = GNUNET_CONTAINER_multihashmap_get (
+      handle->rest_handle->url_param_map, &cache_key);
   handle->oidc->scope = GNUNET_strdup (handle->oidc->scope);
 
-  //OPTIONAL value: nonce
+  // OPTIONAL value: nonce
   GNUNET_CRYPTO_hash (OIDC_NONCE_KEY, strlen (OIDC_NONCE_KEY), &cache_key);
-  if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains 
(handle->rest_handle->url_param_map,
-                                                            &cache_key))
-  {
-    handle->oidc->nonce = GNUNET_CONTAINER_multihashmap_get 
(handle->rest_handle->url_param_map,
-                                                             &cache_key);
+  if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains (
+                        handle->rest_handle->url_param_map, &cache_key)) {
+    handle->oidc->nonce = GNUNET_CONTAINER_multihashmap_get (
+        handle->rest_handle->url_param_map, &cache_key);
     handle->oidc->nonce = GNUNET_strdup (handle->oidc->nonce);
   }
 
-  //TODO check other values if needed
-  number_of_ignored_parameter = sizeof (OIDC_ignored_parameter_array) / sizeof 
(char *);
-  for (iterator = 0; iterator < number_of_ignored_parameter; iterator++)
-  {
+  // TODO check other values if needed
+  number_of_ignored_parameter =
+      sizeof (OIDC_ignored_parameter_array) / sizeof (char *);
+  for (iterator = 0; iterator < number_of_ignored_parameter; iterator++) {
     GNUNET_CRYPTO_hash (OIDC_ignored_parameter_array[iterator],
                         strlen (OIDC_ignored_parameter_array[iterator]),
                         &cache_key);
-    if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains 
(handle->rest_handle->url_param_map,
-                                                              &cache_key))
-    {
-      handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_ACCESS_DENIED);
+    if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains (
+                          handle->rest_handle->url_param_map, &cache_key)) {
+      handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_ACCESS_DENIED);
       GNUNET_asprintf (&handle->edesc, "Server will not handle parameter: %s",
                        OIDC_ignored_parameter_array[iterator]);
       GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
@@ -1311,38 +1211,37 @@ build_authz_response (void *cls)
   }
 
   // Checks if response_type is 'code'
-  if (0 != strcmp (handle->oidc->response_type, 
OIDC_EXPECTED_AUTHORIZATION_RESPONSE_TYPE))
-  {
-    handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_UNSUPPORTED_RESPONSE_TYPE);
-    handle->edesc=GNUNET_strdup ("The authorization server does not support "
-                                 "obtaining this authorization code.");
+  if (0 != strcmp (handle->oidc->response_type,
+                   OIDC_EXPECTED_AUTHORIZATION_RESPONSE_TYPE)) {
+    handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_UNSUPPORTED_RESPONSE_TYPE);
+    handle->edesc = GNUNET_strdup ("The authorization server does not support "
+                                   "obtaining this authorization code.");
     GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
     return;
   }
 
   // Checks if scope contains 'openid'
   expected_scope = GNUNET_strdup (handle->oidc->scope);
-  char* test;
+  char *test;
   test = strtok (expected_scope, delimiter);
-  while (NULL != test)
-  {
-    if ( 0 == strcmp (OIDC_EXPECTED_AUTHORIZATION_SCOPE, expected_scope) )
+  while (NULL != test) {
+    if (0 == strcmp (OIDC_EXPECTED_AUTHORIZATION_SCOPE, expected_scope))
       break;
     test = strtok (NULL, delimiter);
   }
-  if (NULL == test)
-  {
+  if (NULL == test) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_SCOPE);
-    handle->edesc=GNUNET_strdup ("The requested scope is invalid, unknown, or "
-                                 "malformed.");
+    handle->edesc =
+        GNUNET_strdup ("The requested scope is invalid, unknown, or "
+                       "malformed.");
     GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
     GNUNET_free (expected_scope);
     return;
   }
 
   GNUNET_free (expected_scope);
-  if ( (NULL == handle->oidc->login_identity) &&
-       (GNUNET_NO == handle->oidc->user_cancelled))
+  if ((NULL == handle->oidc->login_identity) &&
+      (GNUNET_NO == handle->oidc->user_cancelled))
     GNUNET_SCHEDULER_add_now (&login_redirect, handle);
   else
     GNUNET_SCHEDULER_add_now (&client_redirect, handle);
@@ -1352,27 +1251,19 @@ build_authz_response (void *cls)
  * Iterate over tlds in config
  */
 static void
-tld_iter (void *cls,
-          const char *section,
-          const char *option,
-          const char *value)
+tld_iter (void *cls, const char *section, const char *option, const char 
*value)
 {
   struct RequestHandle *handle = cls;
   struct GNUNET_CRYPTO_EcdsaPublicKey pkey;
 
-  if (GNUNET_OK !=
-      GNUNET_CRYPTO_ecdsa_public_key_from_string (value,
-                                                  strlen (value),
-                                                  &pkey))
-  {
-    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-                "Skipping non key %s\n",
-                value);
+  if (GNUNET_OK != GNUNET_CRYPTO_ecdsa_public_key_from_string (
+                       value, strlen (value), &pkey)) {
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Skipping non key %s\n", value);
     return;
   }
   if (0 == memcmp (&pkey, &handle->oidc->client_pkey,
                    sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey)))
-    handle->tld = GNUNET_strdup (option+1);
+    handle->tld = GNUNET_strdup (option + 1);
 }
 
 /**
@@ -1384,8 +1275,7 @@ tld_iter (void *cls,
  */
 static void
 authorize_endpoint (struct GNUNET_REST_RequestHandle *con_handle,
-                    const char* url,
-                    void *cls)
+                    const char *url, void *cls)
 {
   struct RequestHandle *handle = cls;
   struct GNUNET_HashCode cache_key;
@@ -1395,36 +1285,33 @@ authorize_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
 
   cookie_identity_interpretation (handle);
 
-  //RECOMMENDED value: state - REQUIRED for answers
+  // RECOMMENDED value: state - REQUIRED for answers
   GNUNET_CRYPTO_hash (OIDC_STATE_KEY, strlen (OIDC_STATE_KEY), &cache_key);
-  if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains 
(handle->rest_handle->url_param_map,
-                                                            &cache_key))
-  {
-    handle->oidc->state = GNUNET_CONTAINER_multihashmap_get 
(handle->rest_handle->url_param_map,
-                                                             &cache_key);
+  if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains (
+                        handle->rest_handle->url_param_map, &cache_key)) {
+    handle->oidc->state = GNUNET_CONTAINER_multihashmap_get (
+        handle->rest_handle->url_param_map, &cache_key);
     handle->oidc->state = GNUNET_strdup (handle->oidc->state);
   }
 
   // REQUIRED value: client_id
   GNUNET_CRYPTO_hash (OIDC_CLIENT_ID_KEY, strlen (OIDC_CLIENT_ID_KEY),
                       &cache_key);
-  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains 
(handle->rest_handle->url_param_map,
-                                                           &cache_key))
-  {
+  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (
+                       handle->rest_handle->url_param_map, &cache_key)) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
     handle->edesc = GNUNET_strdup ("missing parameter client_id");
     handle->response_code = MHD_HTTP_INTERNAL_SERVER_ERROR;
     GNUNET_SCHEDULER_add_now (&do_error, handle);
     return;
   }
-  handle->oidc->client_id = GNUNET_strdup (GNUNET_CONTAINER_multihashmap_get 
(handle->rest_handle->url_param_map,
-                                                                              
&cache_key));
+  handle->oidc->client_id = GNUNET_strdup (GNUNET_CONTAINER_multihashmap_get (
+      handle->rest_handle->url_param_map, &cache_key));
 
-  if ( GNUNET_OK
-       != GNUNET_CRYPTO_ecdsa_public_key_from_string (handle->oidc->client_id,
-                                                      strlen 
(handle->oidc->client_id),
-                                                      
&handle->oidc->client_pkey) )
-  {
+  if (GNUNET_OK != GNUNET_CRYPTO_ecdsa_public_key_from_string (
+                       handle->oidc->client_id,
+                       strlen (handle->oidc->client_id),
+                       &handle->oidc->client_pkey)) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_UNAUTHORIZED_CLIENT);
     handle->edesc = GNUNET_strdup ("The client is not authorized to request an 
"
                                    "authorization code using this method.");
@@ -1434,8 +1321,7 @@ authorize_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
   }
 
 
-  if ( NULL == handle->ego_head )
-  {
+  if (NULL == handle->ego_head) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_SERVER_ERROR);
     handle->edesc = GNUNET_strdup ("Egos are missing");
     handle->response_code = MHD_HTTP_INTERNAL_SERVER_ERROR;
@@ -1444,26 +1330,21 @@ authorize_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
   }
 
   handle->ego_entry = handle->ego_head;
-  handle->priv_key = *GNUNET_IDENTITY_ego_get_private_key 
(handle->ego_head->ego);
-  //If we know this identity, translated the corresponding TLD
-  //TODO: We might want to have a reverse lookup functionality for TLDs?
-  for (tmp_ego = handle->ego_head; NULL != tmp_ego; tmp_ego = tmp_ego->next)
-  {
+  handle->priv_key =
+      *GNUNET_IDENTITY_ego_get_private_key (handle->ego_head->ego);
+  // If we know this identity, translated the corresponding TLD
+  // TODO: We might want to have a reverse lookup functionality for TLDs?
+  for (tmp_ego = handle->ego_head; NULL != tmp_ego; tmp_ego = tmp_ego->next) {
     priv_key = GNUNET_IDENTITY_ego_get_private_key (tmp_ego->ego);
-    GNUNET_CRYPTO_ecdsa_key_get_public (priv_key,
-                                        &pkey);
+    GNUNET_CRYPTO_ecdsa_key_get_public (priv_key, &pkey);
     if (0 == memcmp (&pkey, &handle->oidc->client_pkey,
-                     sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey)))
-    {
+                     sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey))) {
       handle->tld = GNUNET_strdup (tmp_ego->identifier);
       handle->ego_entry = handle->ego_tail;
     }
   }
   if (NULL == handle->tld)
-    GNUNET_CONFIGURATION_iterate_section_values (cfg,
-                                                 "gns",
-                                                 tld_iter,
-                                                 handle);
+    GNUNET_CONFIGURATION_iterate_section_values (cfg, "gns", tld_iter, handle);
   if (NULL == handle->tld)
     handle->tld = GNUNET_strdup (handle->oidc->client_id);
   GNUNET_SCHEDULER_add_now (&build_authz_response, handle);
@@ -1477,8 +1358,7 @@ authorize_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
  * @param cls the RequestHandle
  */
 static void
-login_cont (struct GNUNET_REST_RequestHandle *con_handle,
-            const char* url,
+login_cont (struct GNUNET_REST_RequestHandle *con_handle, const char *url,
             void *cls)
 {
   struct MHD_Response *resp = GNUNET_REST_create_response ("");
@@ -1486,49 +1366,43 @@ login_cont (struct GNUNET_REST_RequestHandle 
*con_handle,
   struct GNUNET_HashCode cache_key;
   struct GNUNET_TIME_Absolute *current_time;
   struct GNUNET_TIME_Absolute *last_time;
-  char* cookie;
-  char* header_val;
+  char *cookie;
+  char *header_val;
   json_t *root;
   json_error_t error;
   json_t *identity;
-  char term_data[handle->rest_handle->data_size+1];
+  char term_data[handle->rest_handle->data_size + 1];
   term_data[handle->rest_handle->data_size] = '\0';
-  GNUNET_memcpy (term_data, handle->rest_handle->data, 
handle->rest_handle->data_size);
+  GNUNET_memcpy (term_data, handle->rest_handle->data,
+                 handle->rest_handle->data_size);
   root = json_loads (term_data, JSON_DECODE_ANY, &error);
   identity = json_object_get (root, "identity");
-  if (!json_is_string (identity))
-  {
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
-                "Error parsing json string from %s\n",
+  if (!json_is_string (identity)) {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Error parsing json string from %s\n",
                 term_data);
     handle->proc (handle->proc_cls, resp, MHD_HTTP_BAD_REQUEST);
     json_decref (root);
     GNUNET_SCHEDULER_add_now (&cleanup_handle_delayed, handle);
     return;
   }
-  GNUNET_asprintf (&cookie,
-                   "Identity=%s",
-                   json_string_value (identity));
-  GNUNET_asprintf (&header_val,
-                   "%s;Max-Age=%d",
-                   cookie,
+  GNUNET_asprintf (&cookie, "Identity=%s", json_string_value (identity));
+  GNUNET_asprintf (&header_val, "%s;Max-Age=%d", cookie,
                    OIDC_COOKIE_EXPIRATION);
   MHD_add_response_header (resp, "Set-Cookie", header_val);
   MHD_add_response_header (resp, "Access-Control-Allow-Methods", "POST");
   GNUNET_CRYPTO_hash (cookie, strlen (cookie), &cache_key);
 
-  if (0 != strcmp (json_string_value (identity),
-                   "Denied"))
-  {
+  if (0 != strcmp (json_string_value (identity), "Denied")) {
     current_time = GNUNET_new (struct GNUNET_TIME_Absolute);
-    *current_time = GNUNET_TIME_relative_to_absolute 
(GNUNET_TIME_relative_multiply (GNUNET_TIME_relative_get_second_ (),
-                                                                               
      OIDC_COOKIE_EXPIRATION));
-    last_time = GNUNET_CONTAINER_multihashmap_get (OIDC_cookie_jar_map, 
&cache_key);
+    *current_time =
+        GNUNET_TIME_relative_to_absolute (GNUNET_TIME_relative_multiply (
+            GNUNET_TIME_relative_get_second_ (), OIDC_COOKIE_EXPIRATION));
+    last_time =
+        GNUNET_CONTAINER_multihashmap_get (OIDC_cookie_jar_map, &cache_key);
     GNUNET_free_non_null (last_time);
-    GNUNET_CONTAINER_multihashmap_put (OIDC_cookie_jar_map,
-                                       &cache_key,
-                                       current_time,
-                                       
GNUNET_CONTAINER_MULTIHASHMAPOPTION_REPLACE);
+    GNUNET_CONTAINER_multihashmap_put (
+        OIDC_cookie_jar_map, &cache_key, current_time,
+        GNUNET_CONTAINER_MULTIHASHMAPOPTION_REPLACE);
   }
   handle->proc (handle->proc_cls, resp, MHD_HTTP_OK);
   GNUNET_free (cookie);
@@ -1551,80 +1425,65 @@ check_authorization (struct RequestHandle *handle,
   int client_exists = GNUNET_NO;
 
   GNUNET_CRYPTO_hash (OIDC_AUTHORIZATION_HEADER_KEY,
-                      strlen (OIDC_AUTHORIZATION_HEADER_KEY),
-                      &cache_key);
-  if ( GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains 
(handle->rest_handle->header_param_map,
-                                                            &cache_key) )
-  {
-    handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
-    handle->edesc=GNUNET_strdup ("missing authorization");
+                      strlen (OIDC_AUTHORIZATION_HEADER_KEY), &cache_key);
+  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (
+                       handle->rest_handle->header_param_map, &cache_key)) {
+    handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+    handle->edesc = GNUNET_strdup ("missing authorization");
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
     return GNUNET_SYSERR;
   }
-  authorization = GNUNET_CONTAINER_multihashmap_get 
(handle->rest_handle->header_param_map,
-                                                     &cache_key);
+  authorization = GNUNET_CONTAINER_multihashmap_get (
+      handle->rest_handle->header_param_map, &cache_key);
 
-  //split header in "Basic" and [content]
+  // split header in "Basic" and [content]
   credentials = strtok (authorization, " ");
-  if (0 != strcmp ("Basic", credentials))
-  {
-    handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+  if (0 != strcmp ("Basic", credentials)) {
+    handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
     return GNUNET_SYSERR;
   }
   credentials = strtok (NULL, " ");
-  if (NULL == credentials)
-  {
-    handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+  if (NULL == credentials) {
+    handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
     return GNUNET_SYSERR;
   }
-  GNUNET_STRINGS_base64_decode (credentials,
-                                strlen (credentials),
-                                (void**)&basic_authorization);
+  GNUNET_STRINGS_base64_decode (credentials, strlen (credentials),
+                                (void **)&basic_authorization);
 
-  if ( NULL == basic_authorization )
-  {
-    handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+  if (NULL == basic_authorization) {
+    handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
     return GNUNET_SYSERR;
   }
   client_id = strtok (basic_authorization, ":");
-  if ( NULL == client_id )
-  {
+  if (NULL == client_id) {
     GNUNET_free_non_null (basic_authorization);
-    handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+    handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
     return GNUNET_SYSERR;
   }
   pass = strtok (NULL, ":");
-  if (NULL == pass)
-  {
+  if (NULL == pass) {
     GNUNET_free_non_null (basic_authorization);
-    handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+    handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
     return GNUNET_SYSERR;
   }
 
-  //check client password
-  if ( GNUNET_OK
-       == GNUNET_CONFIGURATION_get_value_string (cfg,
-                                                 "reclaim-rest-plugin",
-                                                 "psw",
-                                                 &expected_pass) )
-  {
-    if (0 != strcmp (expected_pass, pass))
-    {
+  // check client password
+  if (GNUNET_OK == GNUNET_CONFIGURATION_get_value_string (
+                       cfg, "reclaim-rest-plugin", "psw", &expected_pass)) {
+    if (0 != strcmp (expected_pass, pass)) {
       GNUNET_free_non_null (basic_authorization);
       GNUNET_free (expected_pass);
-      handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+      handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
       handle->response_code = MHD_HTTP_UNAUTHORIZED;
       return GNUNET_SYSERR;
     }
     GNUNET_free (expected_pass);
-  }
-  else
-  {
+  } else {
     GNUNET_free_non_null (basic_authorization);
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_SERVER_ERROR);
     handle->edesc = GNUNET_strdup ("gnunet configuration failed");
@@ -1632,26 +1491,21 @@ check_authorization (struct RequestHandle *handle,
     return GNUNET_SYSERR;
   }
 
-  //check client_id
-  for (handle->ego_entry = handle->ego_head; NULL != handle->ego_entry; )
-  {
-    if (0 == strcmp (handle->ego_entry->keystring, client_id))
-    {
+  // check client_id
+  for (handle->ego_entry = handle->ego_head; NULL != handle->ego_entry;) {
+    if (0 == strcmp (handle->ego_entry->keystring, client_id)) {
       client_exists = GNUNET_YES;
       break;
     }
     handle->ego_entry = handle->ego_entry->next;
   }
-  if (GNUNET_NO == client_exists)
-  {
+  if (GNUNET_NO == client_exists) {
     GNUNET_free_non_null (basic_authorization);
-    handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+    handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
     return GNUNET_SYSERR;
   }
-  GNUNET_STRINGS_string_to_data (client_id,
-                                 strlen (client_id),
-                                 cid,
+  GNUNET_STRINGS_string_to_data (client_id, strlen (client_id), cid,
                                  sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey));
 
   GNUNET_free (basic_authorization);
@@ -1665,13 +1519,11 @@ ego_exists (struct RequestHandle *handle,
   struct EgoEntry *ego_entry;
   struct GNUNET_CRYPTO_EcdsaPublicKey pub_key;
 
-  for (ego_entry = handle->ego_head; NULL != ego_entry; ego_entry = 
ego_entry->next)
-  {
+  for (ego_entry = handle->ego_head; NULL != ego_entry;
+       ego_entry = ego_entry->next) {
     GNUNET_IDENTITY_ego_get_public_key (ego_entry->ego, &pub_key);
-    if (0 == memcmp (&pub_key,
-                     test_key,
-                     sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey)))
-    {
+    if (0 == memcmp (&pub_key, test_key,
+                     sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey))) {
       break;
     }
   }
@@ -1682,7 +1534,7 @@ ego_exists (struct RequestHandle *handle,
 
 static void
 store_ticket_reference (const struct RequestHandle *handle,
-                        const char* access_token,
+                        const char *access_token,
                         const struct GNUNET_RECLAIM_Ticket *ticket,
                         const struct GNUNET_CRYPTO_EcdsaPublicKey *cid)
 {
@@ -1691,21 +1543,15 @@ store_ticket_reference (const struct RequestHandle 
*handle,
   char *ticket_string;
   char *client_id;
 
-  GNUNET_CRYPTO_hash (access_token,
-                      strlen (access_token),
-                      &cache_key);
-  client_id = GNUNET_STRINGS_data_to_string_alloc (cid,
-                                                   sizeof (struct 
GNUNET_CRYPTO_EcdsaPublicKey));
-  ticket_string = GNUNET_STRINGS_data_to_string_alloc (ticket,
-                                                       sizeof (struct 
GNUNET_RECLAIM_Ticket));
-  GNUNET_asprintf (&id_ticket_combination,
-                   "%s;%s",
-                   client_id,
-                   ticket_string);
-  GNUNET_CONTAINER_multihashmap_put (OIDC_access_token_map,
-                                     &cache_key,
-                                     id_ticket_combination,
-                                     
GNUNET_CONTAINER_MULTIHASHMAPOPTION_REPLACE);
+  GNUNET_CRYPTO_hash (access_token, strlen (access_token), &cache_key);
+  client_id = GNUNET_STRINGS_data_to_string_alloc (
+      cid, sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey));
+  ticket_string = GNUNET_STRINGS_data_to_string_alloc (
+      ticket, sizeof (struct GNUNET_RECLAIM_Ticket));
+  GNUNET_asprintf (&id_ticket_combination, "%s;%s", client_id, ticket_string);
+  GNUNET_CONTAINER_multihashmap_put (
+      OIDC_access_token_map, &cache_key, id_ticket_combination,
+      GNUNET_CONTAINER_MULTIHASHMAPOPTION_REPLACE);
 
   GNUNET_free (client_id);
   GNUNET_free (ticket_string);
@@ -1719,8 +1565,7 @@ store_ticket_reference (const struct RequestHandle 
*handle,
  * @param cls the RequestHandle
  */
 static void
-token_endpoint (struct GNUNET_REST_RequestHandle *con_handle,
-                const char* url,
+token_endpoint (struct GNUNET_REST_RequestHandle *con_handle, const char *url,
                 void *cls)
 {
   struct RequestHandle *handle = cls;
@@ -1742,9 +1587,7 @@ token_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
   /*
    * Check Authorization
    */
-  if (GNUNET_SYSERR == check_authorization (handle,
-                                            &cid))
-  {
+  if (GNUNET_SYSERR == check_authorization (handle, &cid)) {
     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                 "OIDC authorization for token endpoint failed\n");
     GNUNET_SCHEDULER_add_now (&do_error, handle);
@@ -1755,28 +1598,25 @@ token_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
    * Check parameter
    */
 
-  //TODO Do not allow multiple equal parameter names
-  //REQUIRED grant_type
-  GNUNET_CRYPTO_hash (OIDC_GRANT_TYPE_KEY, strlen (OIDC_GRANT_TYPE_KEY), 
&cache_key);
-  if (GNUNET_NO ==
-      GNUNET_CONTAINER_multihashmap_contains 
(handle->rest_handle->url_param_map,
-                                              &cache_key))
-  {
+  // TODO Do not allow multiple equal parameter names
+  // REQUIRED grant_type
+  GNUNET_CRYPTO_hash (OIDC_GRANT_TYPE_KEY, strlen (OIDC_GRANT_TYPE_KEY),
+                      &cache_key);
+  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (
+                       handle->rest_handle->url_param_map, &cache_key)) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
     handle->edesc = GNUNET_strdup ("missing parameter grant_type");
     handle->response_code = MHD_HTTP_BAD_REQUEST;
     GNUNET_SCHEDULER_add_now (&do_error, handle);
     return;
   }
-  grant_type = GNUNET_CONTAINER_multihashmap_get 
(handle->rest_handle->url_param_map,
-                                                  &cache_key);
+  grant_type = GNUNET_CONTAINER_multihashmap_get (
+      handle->rest_handle->url_param_map, &cache_key);
 
-  //REQUIRED code
+  // REQUIRED code
   GNUNET_CRYPTO_hash (OIDC_CODE_KEY, strlen (OIDC_CODE_KEY), &cache_key);
-  if (GNUNET_NO ==
-      GNUNET_CONTAINER_multihashmap_contains 
(handle->rest_handle->url_param_map,
-                                              &cache_key))
-  {
+  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (
+                       handle->rest_handle->url_param_map, &cache_key)) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
     handle->edesc = GNUNET_strdup ("missing parameter code");
     handle->response_code = MHD_HTTP_BAD_REQUEST;
@@ -1786,13 +1626,11 @@ token_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
   code = GNUNET_CONTAINER_multihashmap_get (handle->rest_handle->url_param_map,
                                             &cache_key);
 
-  //REQUIRED redirect_uri
+  // REQUIRED redirect_uri
   GNUNET_CRYPTO_hash (OIDC_REDIRECT_URI_KEY, strlen (OIDC_REDIRECT_URI_KEY),
                       &cache_key);
-  if (GNUNET_NO ==
-      GNUNET_CONTAINER_multihashmap_contains 
(handle->rest_handle->url_param_map,
-                                              &cache_key) )
-  {
+  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (
+                       handle->rest_handle->url_param_map, &cache_key)) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
     handle->edesc = GNUNET_strdup ("missing parameter redirect_uri");
     handle->response_code = MHD_HTTP_BAD_REQUEST;
@@ -1800,21 +1638,17 @@ token_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
     return;
   }
 
-  //Check parameter grant_type == "authorization_code"
-  if (0 != strcmp (OIDC_GRANT_TYPE_VALUE, grant_type))
-  {
-    handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_UNSUPPORTED_GRANT_TYPE);
+  // Check parameter grant_type == "authorization_code"
+  if (0 != strcmp (OIDC_GRANT_TYPE_VALUE, grant_type)) {
+    handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_UNSUPPORTED_GRANT_TYPE);
     handle->response_code = MHD_HTTP_BAD_REQUEST;
     GNUNET_SCHEDULER_add_now (&do_error, handle);
     return;
   }
   GNUNET_CRYPTO_hash (code, strlen (code), &cache_key);
-  if (GNUNET_SYSERR ==
-      GNUNET_CONTAINER_multihashmap_put (OIDC_used_ticket_map,
-                                         &cache_key,
-                                         &i,
-                                         
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY) )
-  {
+  if (GNUNET_SYSERR == GNUNET_CONTAINER_multihashmap_put (
+                           OIDC_used_ticket_map, &cache_key, &i,
+                           GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY)) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
     handle->edesc = GNUNET_strdup ("Cannot use the same code more than once");
     handle->response_code = MHD_HTTP_BAD_REQUEST;
@@ -1822,12 +1656,8 @@ token_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
     return;
   }
 
-  //decode code
-  if (GNUNET_OK != OIDC_parse_authz_code (&cid,
-                                          code,
-                                          &ticket,
-                                          &nonce))
-  {
+  // decode code
+  if (GNUNET_OK != OIDC_parse_authz_code (&cid, code, &ticket, &nonce)) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
     handle->edesc = GNUNET_strdup ("invalid code");
     handle->response_code = MHD_HTTP_BAD_REQUEST;
@@ -1835,13 +1665,10 @@ token_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
     return;
   }
 
-  //create jwt
+  // create jwt
   if (GNUNET_OK !=
-      GNUNET_CONFIGURATION_get_value_time (cfg,
-                                           "reclaim-rest-plugin",
-                                           "expiration_time",
-                                           &expiration_time))
-  {
+      GNUNET_CONFIGURATION_get_value_time (
+          cfg, "reclaim-rest-plugin", "expiration_time", &expiration_time)) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_SERVER_ERROR);
     handle->edesc = GNUNET_strdup ("gnunet configuration failed");
     handle->response_code = MHD_HTTP_INTERNAL_SERVER_ERROR;
@@ -1851,22 +1678,16 @@ token_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
   }
 
 
-  //TODO OPTIONAL acr,amr,azp
-  if (GNUNET_NO == ego_exists (handle,
-                               &ticket->audience))
-  {
+  // TODO OPTIONAL acr,amr,azp
+  if (GNUNET_NO == ego_exists (handle, &ticket->audience)) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
     handle->edesc = GNUNET_strdup ("invalid code...");
     handle->response_code = MHD_HTTP_BAD_REQUEST;
     GNUNET_SCHEDULER_add_now (&do_error, handle);
     GNUNET_free (ticket);
   }
-  if ( GNUNET_OK
-       != GNUNET_CONFIGURATION_get_value_string (cfg,
-                                                 "reclaim-rest-plugin",
-                                                 "jwt_secret",
-                                                 &jwt_secret) )
-  {
+  if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string (
+                       cfg, "reclaim-rest-plugin", "jwt_secret", &jwt_secret)) 
{
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
     handle->edesc = GNUNET_strdup ("No signing secret configured!");
     handle->response_code = MHD_HTTP_INTERNAL_SERVER_ERROR;
@@ -1874,24 +1695,16 @@ token_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
     GNUNET_free (ticket);
     return;
   }
-  //TODO We should collect the attributes here. cl always empty
+  // TODO We should collect the attributes here. cl always empty
   cl = GNUNET_new (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList);
-  id_token = OIDC_id_token_new (&ticket->audience,
-                                &ticket->identity,
-                                cl,
+  id_token = OIDC_id_token_new (&ticket->audience, &ticket->identity, cl,
                                 &expiration_time,
-                                (NULL != nonce) ? nonce : NULL,
-                                jwt_secret);
+                                (NULL != nonce) ? nonce : NULL, jwt_secret);
   access_token = OIDC_access_token_new ();
-  OIDC_build_token_response (access_token,
-                             id_token,
-                             &expiration_time,
+  OIDC_build_token_response (access_token, id_token, &expiration_time,
                              &json_response);
 
-  store_ticket_reference (handle,
-                          access_token,
-                          ticket,
-                          &cid);
+  store_ticket_reference (handle, access_token, ticket, &cid);
   resp = GNUNET_REST_create_response (json_response);
   MHD_add_response_header (resp, "Cache-Control", "no-store");
   MHD_add_response_header (resp, "Pragma", "no-cache");
@@ -1909,26 +1722,21 @@ token_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
  * Collects claims and stores them in handle
  */
 static void
-consume_ticket (void *cls,
-                const struct GNUNET_CRYPTO_EcdsaPublicKey *identity,
+consume_ticket (void *cls, const struct GNUNET_CRYPTO_EcdsaPublicKey *identity,
                 const struct GNUNET_RECLAIM_ATTRIBUTE_Claim *attr)
 {
   struct RequestHandle *handle = cls;
   char *tmp_value;
   json_t *value;
 
-  if (NULL == identity)
-  {
+  if (NULL == identity) {
     GNUNET_SCHEDULER_add_now (&return_userinfo_response, handle);
     return;
   }
-  tmp_value = GNUNET_RECLAIM_ATTRIBUTE_value_to_string (attr->type,
-                                                        attr->data,
+  tmp_value = GNUNET_RECLAIM_ATTRIBUTE_value_to_string (attr->type, attr->data,
                                                         attr->data_size);
   value = json_string (tmp_value);
-  json_object_set_new (handle->oidc->response,
-                       attr->name,
-                       value);
+  json_object_set_new (handle->oidc->response, attr->name, value);
   GNUNET_free (tmp_value);
 }
 
@@ -1941,9 +1749,9 @@ consume_ticket (void *cls,
  */
 static void
 userinfo_endpoint (struct GNUNET_REST_RequestHandle *con_handle,
-                   const char* url, void *cls)
+                   const char *url, void *cls)
 {
-  //TODO expiration time
+  // TODO expiration time
   struct RequestHandle *handle = cls;
   char delimiter[] = " ";
   char delimiter_db[] = ";";
@@ -1953,12 +1761,9 @@ userinfo_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
   struct GNUNET_RECLAIM_Ticket *ticket;
 
   GNUNET_CRYPTO_hash (OIDC_AUTHORIZATION_HEADER_KEY,
-                      strlen (OIDC_AUTHORIZATION_HEADER_KEY),
-                      &cache_key);
-  if ( GNUNET_NO
-       == GNUNET_CONTAINER_multihashmap_contains 
(handle->rest_handle->header_param_map,
-                                                  &cache_key) )
-  {
+                      strlen (OIDC_AUTHORIZATION_HEADER_KEY), &cache_key);
+  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (
+                       handle->rest_handle->header_param_map, &cache_key)) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
     handle->edesc = GNUNET_strdup ("No Access Token");
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
@@ -1966,13 +1771,12 @@ userinfo_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
     return;
   }
   authorization = GNUNET_CONTAINER_multihashmap_get (
-                                                     
handle->rest_handle->header_param_map, &cache_key);
+      handle->rest_handle->header_param_map, &cache_key);
 
-  //split header in "Bearer" and access_token
+  // split header in "Bearer" and access_token
   authorization = GNUNET_strdup (authorization);
   authorization_type = strtok (authorization, delimiter);
-  if ( 0 != strcmp ("Bearer", authorization_type) )
-  {
+  if (0 != strcmp ("Bearer", authorization_type)) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
     handle->edesc = GNUNET_strdup ("No Access Token");
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
@@ -1981,8 +1785,7 @@ userinfo_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
     return;
   }
   authorization_access_token = strtok (NULL, delimiter);
-  if ( NULL == authorization_access_token )
-  {
+  if (NULL == authorization_access_token) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
     handle->edesc = GNUNET_strdup ("No Access Token");
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
@@ -1992,11 +1795,9 @@ userinfo_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
   }
 
   GNUNET_CRYPTO_hash (authorization_access_token,
-                      strlen (authorization_access_token),
-                      &cache_key);
-  if ( GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains 
(OIDC_access_token_map,
-                                                            &cache_key) )
-  {
+                      strlen (authorization_access_token), &cache_key);
+  if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (
+                       OIDC_access_token_map, &cache_key)) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
     handle->edesc = GNUNET_strdup ("The Access Token expired");
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
@@ -2005,12 +1806,11 @@ userinfo_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
     return;
   }
 
-  client_ticket = GNUNET_CONTAINER_multihashmap_get (OIDC_access_token_map,
-                                                     &cache_key);
+  client_ticket =
+      GNUNET_CONTAINER_multihashmap_get (OIDC_access_token_map, &cache_key);
   client_ticket = GNUNET_strdup (client_ticket);
-  client = strtok (client_ticket,delimiter_db);
-  if (NULL == client)
-  {
+  client = strtok (client_ticket, delimiter_db);
+  if (NULL == client) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
     handle->edesc = GNUNET_strdup ("The Access Token expired");
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
@@ -2020,13 +1820,12 @@ userinfo_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
     return;
   }
   handle->ego_entry = handle->ego_head;
-  for (; NULL != handle->ego_entry; handle->ego_entry = 
handle->ego_entry->next)
-  {
-    if (0 == strcmp (handle->ego_entry->keystring,client))
+  for (; NULL != handle->ego_entry;
+       handle->ego_entry = handle->ego_entry->next) {
+    if (0 == strcmp (handle->ego_entry->keystring, client))
       break;
   }
-  if (NULL == handle->ego_entry)
-  {
+  if (NULL == handle->ego_entry) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
     handle->edesc = GNUNET_strdup ("The Access Token expired");
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
@@ -2036,8 +1835,7 @@ userinfo_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
     return;
   }
   ticket_str = strtok (NULL, delimiter_db);
-  if (NULL == ticket_str)
-  {
+  if (NULL == ticket_str) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
     handle->edesc = GNUNET_strdup ("The Access Token expired");
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
@@ -2047,12 +1845,9 @@ userinfo_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
     return;
   }
   ticket = GNUNET_new (struct GNUNET_RECLAIM_Ticket);
-  if ( GNUNET_OK
-       != GNUNET_STRINGS_string_to_data (ticket_str,
-                                         strlen (ticket_str),
-                                         ticket,
-                                         sizeof (struct 
GNUNET_RECLAIM_Ticket)))
-  {
+  if (GNUNET_OK !=
+      GNUNET_STRINGS_string_to_data (ticket_str, strlen (ticket_str), ticket,
+                                     sizeof (struct GNUNET_RECLAIM_Ticket))) {
     handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
     handle->edesc = GNUNET_strdup ("The Access Token expired");
     handle->response_code = MHD_HTTP_UNAUTHORIZED;
@@ -2065,18 +1860,14 @@ userinfo_endpoint (struct GNUNET_REST_RequestHandle 
*con_handle,
 
   handle->idp = GNUNET_RECLAIM_connect (cfg);
   handle->oidc->response = json_object ();
-  json_object_set_new (handle->oidc->response,
-                       "sub",
+  json_object_set_new (handle->oidc->response, "sub",
                        json_string (handle->ego_entry->keystring));
-  handle->idp_op = GNUNET_RECLAIM_ticket_consume (handle->idp,
-                                                  
GNUNET_IDENTITY_ego_get_private_key (handle->ego_entry->ego),
-                                                  ticket,
-                                                  consume_ticket,
-                                                  handle);
+  handle->idp_op = GNUNET_RECLAIM_ticket_consume (
+      handle->idp, GNUNET_IDENTITY_ego_get_private_key 
(handle->ego_entry->ego),
+      ticket, consume_ticket, handle);
   GNUNET_free (ticket);
   GNUNET_free (authorization);
   GNUNET_free (client_ticket);
-
 }
 
 
@@ -2090,22 +1881,18 @@ init_cont (struct RequestHandle *handle)
 {
   struct GNUNET_REST_RequestHandlerError err;
   static const struct GNUNET_REST_RequestHandler handlers[] = {
-    {MHD_HTTP_METHOD_GET, GNUNET_REST_API_NS_AUTHORIZE, &authorize_endpoint},
-    {MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_AUTHORIZE, &authorize_endpoint}, 
//url-encoded
-    {MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_LOGIN, &login_cont},
-    {MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_TOKEN, &token_endpoint },
-    {MHD_HTTP_METHOD_GET, GNUNET_REST_API_NS_USERINFO, &userinfo_endpoint },
-    {MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_USERINFO, &userinfo_endpoint },
-    {MHD_HTTP_METHOD_OPTIONS, GNUNET_REST_API_NS_OIDC,
-      &options_cont},
-    GNUNET_REST_HANDLER_END
-  };
-
-  if (GNUNET_NO == GNUNET_REST_handle_request (handle->rest_handle,
-                                               handlers,
-                                               &err,
-                                               handle))
-  {
+      {MHD_HTTP_METHOD_GET, GNUNET_REST_API_NS_AUTHORIZE, &authorize_endpoint},
+      {MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_AUTHORIZE,
+       &authorize_endpoint}, // url-encoded
+      {MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_LOGIN, &login_cont},
+      {MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_TOKEN, &token_endpoint},
+      {MHD_HTTP_METHOD_GET, GNUNET_REST_API_NS_USERINFO, &userinfo_endpoint},
+      {MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_USERINFO, &userinfo_endpoint},
+      {MHD_HTTP_METHOD_OPTIONS, GNUNET_REST_API_NS_OIDC, &options_cont},
+      GNUNET_REST_HANDLER_END};
+
+  if (GNUNET_NO == GNUNET_REST_handle_request (handle->rest_handle, handlers,
+                                               &err, handle)) {
     handle->response_code = err.error_code;
     GNUNET_SCHEDULER_add_now (&do_error, handle);
   }
@@ -2145,17 +1932,14 @@ init_cont (struct RequestHandle *handle)
  *                   must thus no longer be used
  */
 static void
-list_ego (void *cls,
-          struct GNUNET_IDENTITY_Ego *ego,
-          void **ctx,
+list_ego (void *cls, struct GNUNET_IDENTITY_Ego *ego, void **ctx,
           const char *identifier)
 {
   struct RequestHandle *handle = cls;
   struct EgoEntry *ego_entry;
   struct GNUNET_CRYPTO_EcdsaPublicKey pk;
 
-  if ((NULL == ego) && (ID_REST_STATE_INIT == handle->state))
-  {
+  if ((NULL == ego) && (ID_REST_STATE_INIT == handle->state)) {
     handle->state = ID_REST_STATE_POST_INIT;
     init_cont (handle);
     return;
@@ -2163,18 +1947,17 @@ list_ego (void *cls,
   if (ID_REST_STATE_INIT == handle->state) {
     ego_entry = GNUNET_new (struct EgoEntry);
     GNUNET_IDENTITY_ego_get_public_key (ego, &pk);
-    ego_entry->keystring =
-      GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
+    ego_entry->keystring = GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
     ego_entry->ego = ego;
     ego_entry->identifier = GNUNET_strdup (identifier);
-    GNUNET_CONTAINER_DLL_insert_tail (handle->ego_head,
-                                      handle->ego_tail,
+    GNUNET_CONTAINER_DLL_insert_tail (handle->ego_head, handle->ego_tail,
                                       ego_entry);
     return;
   }
   /* Ego renamed or added */
   if (identifier != NULL) {
-    for (ego_entry = handle->ego_head; NULL != ego_entry; ego_entry = 
ego_entry->next) {
+    for (ego_entry = handle->ego_head; NULL != ego_entry;
+         ego_entry = ego_entry->next) {
       if (ego_entry->ego == ego) {
         /* Rename */
         GNUNET_free (ego_entry->identifier);
@@ -2186,30 +1969,28 @@ list_ego (void *cls,
       /* Add */
       ego_entry = GNUNET_new (struct EgoEntry);
       GNUNET_IDENTITY_ego_get_public_key (ego, &pk);
-      ego_entry->keystring =
-        GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
+      ego_entry->keystring = GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
       ego_entry->ego = ego;
       ego_entry->identifier = GNUNET_strdup (identifier);
-      GNUNET_CONTAINER_DLL_insert_tail (handle->ego_head,
-                                        handle->ego_tail,
+      GNUNET_CONTAINER_DLL_insert_tail (handle->ego_head, handle->ego_tail,
                                         ego_entry);
     }
   } else {
     /* Delete */
-    for (ego_entry = handle->ego_head; NULL != ego_entry; ego_entry = 
ego_entry->next) {
+    for (ego_entry = handle->ego_head; NULL != ego_entry;
+         ego_entry = ego_entry->next) {
       if (ego_entry->ego == ego)
         break;
     }
     if (NULL != ego_entry)
-      GNUNET_CONTAINER_DLL_remove (handle->ego_head,handle->ego_tail, 
ego_entry);
+      GNUNET_CONTAINER_DLL_remove (handle->ego_head, handle->ego_tail,
+                                   ego_entry);
   }
-
 }
 
 static void
 rest_identity_process_request (struct GNUNET_REST_RequestHandle *rest_handle,
-                               GNUNET_REST_ResultProcessor proc,
-                               void *proc_cls)
+                               GNUNET_REST_ResultProcessor proc, void 
*proc_cls)
 {
   struct RequestHandle *handle = GNUNET_new (struct RequestHandle);
   handle->oidc = GNUNET_new (struct OIDC_Variables);
@@ -2220,7 +2001,8 @@ rest_identity_process_request (struct 
GNUNET_REST_RequestHandle *rest_handle,
   if (NULL == OIDC_used_ticket_map)
     OIDC_used_ticket_map = GNUNET_CONTAINER_multihashmap_create (10, 
GNUNET_NO);
   if (NULL == OIDC_access_token_map)
-    OIDC_access_token_map = GNUNET_CONTAINER_multihashmap_create (10, 
GNUNET_NO);
+    OIDC_access_token_map =
+        GNUNET_CONTAINER_multihashmap_create (10, GNUNET_NO);
   handle->response_code = 0;
   handle->timeout = GNUNET_TIME_UNIT_FOREVER_REL;
   handle->proc_cls = proc_cls;
@@ -2229,21 +2011,15 @@ rest_identity_process_request (struct 
GNUNET_REST_RequestHandle *rest_handle,
   handle->rest_handle = rest_handle;
 
   handle->url = GNUNET_strdup (rest_handle->url);
-  if (handle->url[strlen (handle->url)-1] == '/')
-    handle->url[strlen (handle->url)-1] = '\0';
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Connecting...\n");
-  handle->identity_handle = GNUNET_IDENTITY_connect (cfg,
-                                                     &list_ego,
-                                                     handle);
+  if (handle->url[strlen (handle->url) - 1] == '/')
+    handle->url[strlen (handle->url) - 1] = '\0';
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Connecting...\n");
+  handle->identity_handle = GNUNET_IDENTITY_connect (cfg, &list_ego, handle);
   handle->gns_handle = GNUNET_GNS_connect (cfg);
   handle->namestore_handle = GNUNET_NAMESTORE_connect (cfg);
   handle->timeout_task =
-    GNUNET_SCHEDULER_add_delayed (handle->timeout,
-                                  &do_timeout,
-                                  handle);
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Connected\n");
+      GNUNET_SCHEDULER_add_delayed (handle->timeout, &do_timeout, handle);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Connected\n");
 }
 
 /**
@@ -2260,23 +2036,19 @@ libgnunet_plugin_rest_openid_connect_init (void *cls)
 
   cfg = cls;
   if (NULL != plugin.cfg)
-    return NULL;                /* can only initialize once! */
+    return NULL; /* can only initialize once! */
   memset (&plugin, 0, sizeof (struct Plugin));
   plugin.cfg = cfg;
   api = GNUNET_new (struct GNUNET_REST_Plugin);
   api->cls = &plugin;
   api->name = GNUNET_REST_API_NS_OIDC;
   api->process_request = &rest_identity_process_request;
-  GNUNET_asprintf (&allow_methods,
-                   "%s, %s, %s, %s, %s",
-                   MHD_HTTP_METHOD_GET,
-                   MHD_HTTP_METHOD_POST,
-                   MHD_HTTP_METHOD_PUT,
-                   MHD_HTTP_METHOD_DELETE,
-                   MHD_HTTP_METHOD_OPTIONS);
+  GNUNET_asprintf (&allow_methods, "%s, %s, %s, %s, %s", MHD_HTTP_METHOD_GET,
+                   MHD_HTTP_METHOD_POST, MHD_HTTP_METHOD_PUT,
+                   MHD_HTTP_METHOD_DELETE, MHD_HTTP_METHOD_OPTIONS);
 
   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              _("Identity Provider REST API initialized\n"));
+              _ ("Identity Provider REST API initialized\n"));
   return api;
 }
 
@@ -2296,25 +2068,29 @@ libgnunet_plugin_rest_openid_connect_done (void *cls)
 
   struct GNUNET_CONTAINER_MultiHashMapIterator *hashmap_it;
   void *value = NULL;
-  hashmap_it = GNUNET_CONTAINER_multihashmap_iterator_create 
(OIDC_cookie_jar_map);
+  hashmap_it =
+      GNUNET_CONTAINER_multihashmap_iterator_create (OIDC_cookie_jar_map);
   while (GNUNET_YES ==
          GNUNET_CONTAINER_multihashmap_iterator_next (hashmap_it, NULL, value))
     GNUNET_free_non_null (value);
   GNUNET_CONTAINER_multihashmap_destroy (OIDC_cookie_jar_map);
 
-  hashmap_it = GNUNET_CONTAINER_multihashmap_iterator_create 
(OIDC_identity_grants);
+  hashmap_it =
+      GNUNET_CONTAINER_multihashmap_iterator_create (OIDC_identity_grants);
   while (GNUNET_YES ==
          GNUNET_CONTAINER_multihashmap_iterator_next (hashmap_it, NULL, value))
     GNUNET_free_non_null (value);
   GNUNET_CONTAINER_multihashmap_destroy (OIDC_identity_grants);
 
-  hashmap_it = GNUNET_CONTAINER_multihashmap_iterator_create 
(OIDC_used_ticket_map);
+  hashmap_it =
+      GNUNET_CONTAINER_multihashmap_iterator_create (OIDC_used_ticket_map);
   while (GNUNET_YES ==
          GNUNET_CONTAINER_multihashmap_iterator_next (hashmap_it, NULL, value))
     GNUNET_free_non_null (value);
   GNUNET_CONTAINER_multihashmap_destroy (OIDC_used_ticket_map);
 
-  hashmap_it = GNUNET_CONTAINER_multihashmap_iterator_create 
(OIDC_access_token_map);
+  hashmap_it =
+      GNUNET_CONTAINER_multihashmap_iterator_create (OIDC_access_token_map);
   while (GNUNET_YES ==
          GNUNET_CONTAINER_multihashmap_iterator_next (hashmap_it, NULL, value))
     GNUNET_free_non_null (value);

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