[GNUnet-SVN] r16390 - gnunet/src/mesh

[gnunet]

Author: bartpolot
Date: 2011-08-05 13:06:30 +0200 (Fri, 05 Aug 2011)
New Revision: 16390

Modified:
   gnunet/src/mesh/gnunet-service-mesh.c
   gnunet/src/mesh/mesh.h
   gnunet/src/mesh/mesh_api_new.c
   gnunet/src/mesh/mesh_protocol.h
Log:
Change client <-> service traffic


Modified: gnunet/src/mesh/gnunet-service-mesh.c
===================================================================
--- gnunet/src/mesh/gnunet-service-mesh.c       2011-08-05 10:50:53 UTC (rev 
16389)
+++ gnunet/src/mesh/gnunet-service-mesh.c       2011-08-05 11:06:30 UTC (rev 
16390)
@@ -794,11 +794,11 @@
 send_core_data_to_origin (void *cls, size_t size, void *buf)
 {
     struct MeshDataDescriptor                   *info = cls;
-    struct GNUNET_MESH_DataMessageToOrigin      *msg = buf;
+    struct GNUNET_MESH_ToOrigin                 *msg = buf;
     size_t                                      total_size;
 
     GNUNET_assert(NULL != info);
-    total_size = sizeof(struct GNUNET_MESH_DataMessageToOrigin) + info->size;
+    total_size = sizeof(struct GNUNET_MESH_ToOrigin) + info->size;
     GNUNET_assert(total_size < 65536); /* UNIT16_MAX */
 
     if (total_size > size) {
@@ -836,11 +836,11 @@
 send_core_data_unicast (void *cls, size_t size, void *buf)
 {
     struct MeshDataDescriptor                   *info = cls;
-    struct GNUNET_MESH_DataMessageFromOrigin    *msg = buf;
+    struct GNUNET_MESH_Unicast                  *msg = buf;
     size_t                                      total_size;
 
     GNUNET_assert(NULL != info);
-    total_size = sizeof(struct GNUNET_MESH_DataMessageFromOrigin) + info->size;
+    total_size = sizeof(struct GNUNET_MESH_Unicast) + info->size;
     GNUNET_assert(total_size < 65536); /* UNIT16_MAX */
 
     if (total_size > size) {
@@ -879,11 +879,11 @@
 send_core_data_multicast (void *cls, size_t size, void *buf)
 {
     struct MeshDataDescriptor                   *info = cls;
-    struct GNUNET_MESH_DataMessageMulticast     *msg = buf;
+    struct GNUNET_MESH_Multicast                *msg = buf;
     size_t                                      total_size;
 
     GNUNET_assert(NULL != info);
-    total_size = info->size + sizeof(struct GNUNET_MESH_DataMessageMulticast);
+    total_size = info->size + sizeof(struct GNUNET_MESH_Multicast);
     GNUNET_assert(total_size < GNUNET_SERVER_MAX_MESSAGE_SIZE); 
 
     if (info->peer) {
@@ -1242,20 +1242,20 @@
                           const struct GNUNET_TRANSPORT_ATS_Information
                           *atsi)
 {
-    struct GNUNET_MESH_DataMessageFromOrigin    *msg;
+    struct GNUNET_MESH_Unicast                  *msg;
     struct GNUNET_PeerIdentity                  id;
     struct MeshTunnel                           *t;
     struct MeshPeerInfo                         *pi;
     size_t                                      size;
 
     size = ntohs(message->size);
-    if (size < sizeof(struct GNUNET_MESH_DataMessageFromOrigin)
+    if (size < sizeof(struct GNUNET_MESH_Unicast)
                + sizeof(struct GNUNET_MessageHeader))
     {
         GNUNET_break(0);
         return GNUNET_OK;
     }
-    msg = (struct GNUNET_MESH_DataMessageFromOrigin *) message;
+    msg = (struct GNUNET_MESH_Unicast *) message;
     t = retrieve_tunnel(&msg->oid, ntohl(msg->tid));
     if (NULL == t) {
         /* TODO notify back: we don't know this tunnel */
@@ -1303,7 +1303,7 @@
                           const struct GNUNET_TRANSPORT_ATS_Information
                           *atsi)
 {
-    struct GNUNET_MESH_DataMessageMulticast    *msg;
+    struct GNUNET_MESH_Multicast                *msg;
     struct GNUNET_PeerIdentity                  id;
     struct MeshTunnel                           *t;
     struct MeshDataDescriptor                   *info;
@@ -1314,13 +1314,13 @@
 
 
     size = ntohs(message->size);
-    if (size < sizeof(struct GNUNET_MESH_DataMessageMulticast)
+    if (size < sizeof(struct GNUNET_MESH_Multicast)
                + sizeof(struct GNUNET_MessageHeader))
     {
         GNUNET_break_op (0);
         return GNUNET_OK; 
     }
-    msg = (struct GNUNET_MESH_DataMessageMulticast *) message;
+    msg = (struct GNUNET_MESH_Multicast *) message;
     t = retrieve_tunnel(&msg->oid, ntohl(msg->tid));
 
     if (NULL == t) {
@@ -1343,7 +1343,7 @@
     if (!neighbors[0]) {
         return GNUNET_OK;
     }
-    size -= sizeof(struct GNUNET_MESH_DataMessageMulticast);
+    size -= sizeof(struct GNUNET_MESH_Multicast);
     info = GNUNET_malloc(sizeof(struct MeshDataDescriptor) + size);
     info->origin = &t->id;
     info->copies = 0;
@@ -1392,20 +1392,20 @@
                           const struct GNUNET_TRANSPORT_ATS_Information
                           *atsi)
 {
-    struct GNUNET_MESH_DataMessageToOrigin      *msg;
+    struct GNUNET_MESH_ToOrigin                 *msg;
     struct GNUNET_PeerIdentity                  id;
     struct MeshTunnel                           *t;
     struct MeshPeerInfo                         *peer_info;
     size_t                                      size;
 
     size = ntohs(message->size);
-    if (size < sizeof(struct GNUNET_MESH_DataMessageToOrigin)
+    if (size < sizeof(struct GNUNET_MESH_ToOrigin)
                + sizeof(struct GNUNET_MessageHeader))
     {
         GNUNET_break_op (0);
         return GNUNET_OK;
     }
-    msg = (struct GNUNET_MESH_DataMessageToOrigin *) message;
+    msg = (struct GNUNET_MESH_ToOrigin *) message;
     t = retrieve_tunnel(&msg->oid, ntohl(msg->tid));
 
     if (NULL == t) {
@@ -2145,14 +2145,14 @@
  * @param message the actual message
  */
 static void
-handle_local_network_traffic (void *cls,
-                         struct GNUNET_SERVER_Client *client,
-                         const struct GNUNET_MessageHeader *message)
+handle_local_unicast (void *cls,
+                      struct GNUNET_SERVER_Client *client,
+                      const struct GNUNET_MessageHeader *message)
 {
     struct MeshClient                           *c;
     struct MeshTunnel                           *t;
     struct MeshPeerInfo                         *pi;
-    struct GNUNET_MESH_Data                     *data_msg;
+    struct GNUNET_MESH_Unicast                  *data_msg;
     struct GNUNET_PeerIdentity                  next_hop;
     struct MeshDataDescriptor                   *info;
     MESH_TunnelNumber                           tid;
@@ -2164,10 +2164,10 @@
         GNUNET_SERVER_receive_done(client, GNUNET_SYSERR);
         return;
     }
-    data_msg = (struct GNUNET_MESH_Data *)message;
+    data_msg = (struct GNUNET_MESH_Unicast *)message;
     /* Sanity check for message size */
-    if (sizeof(struct GNUNET_MESH_Data) >
-            ntohs(data_msg->header.size))
+    if (sizeof(struct GNUNET_MESH_Unicast) + sizeof(struct 
GNUNET_MessageHeader)
+        > ntohs(data_msg->header.size))
     {
         GNUNET_break(0);
         GNUNET_SERVER_receive_done(client, GNUNET_SYSERR);
@@ -2175,7 +2175,7 @@
     }
 
     /* Tunnel exists? */
-    tid = ntohl(data_msg->tunnel_id);
+    tid = ntohl(data_msg->tid);
     t = retrieve_tunnel_by_local_id(c, tid);
     if (NULL == t) {
         GNUNET_break(0);
@@ -2191,7 +2191,7 @@
     }
 
     pi = GNUNET_CONTAINER_multihashmap_get(t->peers,
-                                           &data_msg->peer_id.hashPubKey);
+                                           &data_msg->destination.hashPubKey);
     /* Is the selected peer in the tunnel? */
     if (NULL == pi) {
         /* TODO
@@ -2202,7 +2202,7 @@
         return;
     }
     GNUNET_PEER_resolve(get_first_hop(pi->path), &next_hop);
-    data_size = ntohs(message->size) - sizeof(struct GNUNET_MESH_Data);
+    data_size = ntohs(message->size) - sizeof(struct GNUNET_MESH_Unicast);
     info = GNUNET_malloc(sizeof(struct MeshDataDescriptor) + data_size);
     memcpy(&info[1], &data_msg[1], data_size);
     info->destination = pi->id;
@@ -2215,8 +2215,7 @@
                             GNUNET_TIME_UNIT_FOREVER_REL,
                             &next_hop,
                             /* FIXME re-check types */
-                            message->size - sizeof(struct GNUNET_MESH_Data)
-                            + sizeof(struct GNUNET_MESH_DataMessageFromOrigin),
+                            data_size + sizeof(struct GNUNET_MESH_Unicast),
                             &send_core_data_unicast,
                             info);
     return;
@@ -2230,13 +2229,13 @@
  * @param message the actual message
  */
 static void
-handle_local_network_traffic_bcast (void *cls,
-                                    struct GNUNET_SERVER_Client *client,
-                                    const struct GNUNET_MessageHeader *message)
+handle_local_multicast (void *cls,
+                        struct GNUNET_SERVER_Client *client,
+                        const struct GNUNET_MessageHeader *message)
 {
     struct MeshClient                           *c;
     struct MeshTunnel                           *t;
-    struct GNUNET_MESH_DataBroadcast            *data_msg;
+    struct GNUNET_MESH_Multicast                *data_msg;
     MESH_TunnelNumber                           tid;
 
     /* Sanity check for client registration */
@@ -2245,7 +2244,7 @@
         GNUNET_SERVER_receive_done(client, GNUNET_SYSERR);
         return;
     }
-    data_msg = (struct GNUNET_MESH_DataBroadcast *)message;
+    data_msg = (struct GNUNET_MESH_Multicast *)message;
     /* Sanity check for message size */
     if (sizeof(struct GNUNET_MESH_PeerControl)
         != ntohs(data_msg->header.size))
@@ -2256,7 +2255,7 @@
     }
 
     /* Tunnel exists? */
-    tid = ntohl(data_msg->tunnel_id);
+    tid = ntohl(data_msg->tid);
     t = retrieve_tunnel_by_local_id(c, tid);
     if (NULL == t) {
         GNUNET_break(0);
@@ -2297,11 +2296,11 @@
   {&handle_local_connect_by_type, NULL,
    GNUNET_MESSAGE_TYPE_MESH_LOCAL_CONNECT_PEER_BY_TYPE,
    sizeof(struct GNUNET_MESH_ConnectPeerByType)},
-  {&handle_local_network_traffic, NULL,
+  {&handle_local_unicast, NULL,
    GNUNET_MESSAGE_TYPE_MESH_UNICAST, 0},
-  {&handle_local_network_traffic, NULL,
+  {&handle_local_unicast, NULL,
    GNUNET_MESSAGE_TYPE_MESH_TO_ORIGIN, 0},
-  {&handle_local_network_traffic_bcast, NULL,
+  {&handle_local_multicast, NULL,
    GNUNET_MESSAGE_TYPE_MESH_MULTICAST, 0},
   {NULL, NULL, 0, 0}
 };

Modified: gnunet/src/mesh/mesh.h
===================================================================
--- gnunet/src/mesh/mesh.h      2011-08-05 10:50:53 UTC (rev 16389)
+++ gnunet/src/mesh/mesh.h      2011-08-05 11:06:30 UTC (rev 16390)
@@ -49,15 +49,14 @@
  * peer_request_connect_del             GNUNET_MESH_PeerControl
  * peer_request_connect_by_type         GNUNET_MESH_ConnectPeerByType
  *
- * notify_transmit_ready                GNUNET_MESH_TransmitReady
+ * notify_transmit_ready                *GNUNET_MESH_TransmitReady?*
  * notify_transmit_ready_cancel         None (clear of internal data 
structures)
  * 
  * 
  * 
  * EVENT                                MESSAGE USED
  * -----                                ------------
- * notify_transmit_ready reply          GNUNET_MESH_TransmitReady
- * notify_transmit_ready data           GNUNET_MESH_Data OR
+ * data                                 GNUNET_MESH_Data OR
  *                                      GNUNET_MESH_DataBroadcast
  * new incoming tunnel                  GNUNET_MESH_PeerControl
  * peer connects to a tunnel            GNUNET_MESH_PeerControl
@@ -170,72 +169,4 @@
     GNUNET_MESH_ApplicationType type GNUNET_PACKED;
 };
 
-
-/**
- *  Message for notifying the service that the client wants to send data or
- * notifying a client that the service is ready to accept data.
- */
-struct GNUNET_MESH_TransmitReady {
-    /**
-     * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_REQUEST_TRANSMIT_READY
-     *       GNUNET_MESSAGE_TYPE_MESH_LOCAL_NOTIFY_TRANSMIT_READY
-     */
-    struct GNUNET_MessageHeader header;
-
-    /**
-     * ID of a tunnel controlled by this client.
-     */
-    MESH_TunnelNumber           tunnel_id GNUNET_PACKED;
-
-    /**
-     * Size of message we would like to transmit to this tunnel
-     */
-    uint32_t                    msg_size GNUNET_PACKED; 
-};
-
-
-/**
- * Message to encapsulate data transmitted to/from the service
- */
-struct GNUNET_MESH_Data {
-    /**
-     * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_DATA
-     *       (client to service, or service to client)
-     * Size: sizeof(struct GNUNET_MESH_Data) + sizeof (data)
-     */
-    struct GNUNET_MessageHeader header;
-
-    /**
-     * ID of a tunnel in which this client participates.
-     */
-    MESH_TunnelNumber           tunnel_id GNUNET_PACKED;
-
-    /**
-     * Source or destination of the message (depending on direction).
-     */
-    struct GNUNET_PeerIdentity  peer_id;
-
-    /* uint8_t data[] */
-};
-
-/**
- * Message to encapsulate broadcast data transmitted to the service
- */
-struct GNUNET_MESH_DataBroadcast {
-    /**
-     * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_DATA_BROADCAST
-     *       (client to service only, client created tunnel)
-     * Size: sizeof(struct GNUNET_MESH_DataBroadcast) + sizeof (data)
-     */
-    struct GNUNET_MessageHeader header;
-
-    /**
-     * ID of a tunnel controlled by this client.
-     */
-    MESH_TunnelNumber           tunnel_id GNUNET_PACKED;
-
-    /* uint8_t data[] */
-};
-
-
 #endif

Modified: gnunet/src/mesh/mesh_api_new.c
===================================================================
--- gnunet/src/mesh/mesh_api_new.c      2011-08-05 10:50:53 UTC (rev 16389)
+++ gnunet/src/mesh/mesh_api_new.c      2011-08-05 11:06:30 UTC (rev 16390)
@@ -48,6 +48,7 @@
 #include "gnunet_peer_lib.h"
 #include "gnunet_mesh_service_new.h"
 #include "mesh.h"
+#include "mesh_protocol.h"
 
 
/******************************************************************************/
 /************************      DATA STRUCTURES     
****************************/
@@ -350,18 +351,22 @@
  */
 static void
 process_incoming_data(struct GNUNET_MESH_Handle *h,
-                      const struct GNUNET_MESH_Data *msg)
+                      const struct GNUNET_MessageHeader *message)
 {
-    const struct GNUNET_MESH_Data               *payload;
+    const struct GNUNET_MessageHeader           *payload;
     const struct GNUNET_MESH_MessageHandler     *handler;
+    struct GNUNET_MESH_Unicast                  *ucast;
     struct GNUNET_MESH_Tunnel                   *t;
     uint16_t                                    type;
     int                                         i;
 
-    t = retrieve_tunnel(h, ntohl(msg->tunnel_id));
-
-    payload = (struct GNUNET_MESH_Data *) &msg[1];
-    type = ntohs(payload->header.type);
+    type = ntohs(message->type);
+    switch (type) {
+        case GNUNET_MESSAGE_TYPE_MESH_UNICAST:
+            ucast = message;
+            t = retrieve_tunnel(h, ntohl(ucast->tid));
+            
+    }
     for (i = 0; i < h->n_handlers; i++) {
         handler = &h->message_handlers[i];
         if (handler->type == type) {
@@ -398,8 +403,7 @@
     struct GNUNET_MESH_Handle                   *h = cls;
 
     if (msg == NULL) {
-        GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
-               "received a NULL message from mesh\n");
+        GNUNET_break_op(0);
         return;
     }
 
@@ -418,7 +422,7 @@
         case GNUNET_MESSAGE_TYPE_MESH_UNICAST:
         case GNUNET_MESSAGE_TYPE_MESH_MULTICAST:
         case GNUNET_MESSAGE_TYPE_MESH_TO_ORIGIN:
-            process_incoming_data(h, (struct GNUNET_MESH_Data *)msg);
+            process_incoming_data(h, msg);
             break;
         /* We shouldn't get any other packages, log and ignore */
         default:

Modified: gnunet/src/mesh/mesh_protocol.h
===================================================================
--- gnunet/src/mesh/mesh_protocol.h     2011-08-05 10:50:53 UTC (rev 16389)
+++ gnunet/src/mesh/mesh_protocol.h     2011-08-05 11:06:30 UTC (rev 16390)
@@ -67,10 +67,10 @@
 /**
  * Message for mesh data traffic to all tunnel targets.
  */
-struct GNUNET_MESH_DataMessageMulticast
+struct GNUNET_MESH_Multicast
 {
     /**
-     * Type: GNUNET_MESSAGE_TYPE_DATA_MULTICAST
+     * Type: GNUNET_MESSAGE_TYPE_MESH_MULTICAST
      */
     struct GNUNET_MessageHeader header;
 
@@ -93,10 +93,10 @@
 /**
  * Message for mesh data traffic to a particular destination from origin.
  */
-struct GNUNET_MESH_DataMessageFromOrigin
+struct GNUNET_MESH_Unicast
 {
     /**
-     * Type: GNUNET_MESSAGE_TYPE_DATA_MESSAGE_FROM_ORIGIN
+     * Type: GNUNET_MESSAGE_TYPE_MESH_UNICAST
      */
     struct GNUNET_MessageHeader header;
 
@@ -124,10 +124,10 @@
 /**
  * Message for mesh data traffic from a tunnel participant to origin.
  */
-struct GNUNET_MESH_DataMessageToOrigin
+struct GNUNET_MESH_ToOrigin
 {
     /**
-     * Type: GNUNET_MESSAGE_TYPE_DATA_MESSAGE_TO_ORIGIN
+     * Type: GNUNET_MESSAGE_TYPE_MESH_TO_ORIGIN
      */
     struct GNUNET_MessageHeader header;