#include "gnunet_core_service.h"
#include "gnunet_statistics_service.h"
-#include "mesh_protocol_enc.h"
+#include "mesh_protocol.h"
#include "gnunet-service-mesh_peer.h"
#include "gnunet-service-mesh_dht.h"
* @param key Current key code (peer id).
* @param value Value in the hash map (connection).
*
- * @return GNUNET_YES if we should continue to iterate,
- * GNUNET_NO if not.
+ * @return #GNUNET_YES to continue to iterate.
*/
static int
notify_broken (void *cls,
static void
core_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
{
- struct MeshPeer *pi;
+ struct MeshPeer *p;
LOG (GNUNET_ERROR_TYPE_DEBUG, "Peer disconnected\n");
- pi = GNUNET_CONTAINER_multipeermap_get (peers, peer);
- if (NULL == pi)
+ p = GNUNET_CONTAINER_multipeermap_get (peers, peer);
+ if (NULL == p)
{
GNUNET_break (0);
return;
}
+ if (myid == p->id)
+ LOG (GNUNET_ERROR_TYPE_DEBUG, " (self)\n");
+ else
+ LOG (GNUNET_ERROR_TYPE_DEBUG, " %s\n", GMP_2s (p));
+
- GNUNET_CONTAINER_multihashmap_iterate (pi->connections, ¬ify_broken, pi);
- GNUNET_CONTAINER_multihashmap_destroy (pi->connections);
- pi->connections = NULL;
- if (NULL != pi->core_transmit)
+ GNUNET_CONTAINER_multihashmap_iterate (p->connections, ¬ify_broken, p);
+ GNUNET_CONTAINER_multihashmap_destroy (p->connections);
+ p->connections = NULL;
+ if (NULL != p->core_transmit)
{
- GNUNET_CORE_notify_transmit_ready_cancel (pi->core_transmit);
- pi->core_transmit = NULL;
+ GNUNET_CORE_notify_transmit_ready_cancel (p->core_transmit);
+ p->core_transmit = NULL;
}
- if (myid == pi->id)
- {
- LOG (GNUNET_ERROR_TYPE_DEBUG, " (self)\n");
- }
GNUNET_STATISTICS_update (stats, "# peers", -1, GNUNET_NO);
return;
{&GMC_handle_poll, GNUNET_MESSAGE_TYPE_MESH_POLL,
sizeof (struct GNUNET_MESH_Poll)},
{&GMC_handle_encrypted, GNUNET_MESSAGE_TYPE_MESH_ENCRYPTED, 0},
+ {&GMC_handle_kx, GNUNET_MESSAGE_TYPE_MESH_KX, 0},
{NULL, 0, 0}
};
/**
- * Returns if peer is used (has a tunnel, is neighbor).
+ * Returns if peer is used (has a tunnel or is neighbor).
*
* @param peer Peer to check.
*
- * @return GNUNET_YES if peer is in use.
+ * @return #GNUNET_YES if peer is in use.
*/
static int
peer_is_used (struct MeshPeer *peer)
}
-/**
- * Free a transmission that was already queued with all resources
- * associated to the request.
- *
- * @param queue Queue handler to cancel.
- * @param clear_cls Is it necessary to free associated cls?
- */
-static void
-queue_destroy (struct MeshPeerQueue *queue, int clear_cls)
-{
- struct MeshPeer *peer;
-
- peer = queue->peer;
- GNUNET_assert (NULL != queue->c);
-
- if (GNUNET_YES == clear_cls)
- {
- LOG (GNUNET_ERROR_TYPE_DEBUG, "# queue destroy type %s\n",
- GNUNET_MESH_DEBUG_M2S (queue->type));
- switch (queue->type)
- {
- case GNUNET_MESSAGE_TYPE_MESH_CONNECTION_DESTROY:
- case GNUNET_MESSAGE_TYPE_MESH_TUNNEL_DESTROY:
- LOG (GNUNET_ERROR_TYPE_INFO, "destroying a DESTROY message\n");
- /* fall through */
- case GNUNET_MESSAGE_TYPE_MESH_ENCRYPTED:
- case GNUNET_MESSAGE_TYPE_MESH_ACK:
- case GNUNET_MESSAGE_TYPE_MESH_POLL:
- case GNUNET_MESSAGE_TYPE_MESH_CONNECTION_ACK:
- case GNUNET_MESSAGE_TYPE_MESH_CONNECTION_CREATE:
- case GNUNET_MESSAGE_TYPE_MESH_CONNECTION_BROKEN:
- LOG (GNUNET_ERROR_TYPE_DEBUG, "# prebuilt message\n");;
- GNUNET_free_non_null (queue->cls);
- break;
-
- default:
- GNUNET_break (0);
- LOG (GNUNET_ERROR_TYPE_ERROR, "# type %s unknown!\n",
- GNUNET_MESH_DEBUG_M2S (queue->type));
- }
- }
- GNUNET_CONTAINER_DLL_remove (peer->queue_head, peer->queue_tail, queue);
-
- if (queue->type != GNUNET_MESSAGE_TYPE_MESH_ACK &&
- queue->type != GNUNET_MESSAGE_TYPE_MESH_POLL)
- {
- peer->queue_n--;
- }
-
- if (NULL != queue->callback)
- {
- LOG (GNUNET_ERROR_TYPE_DEBUG, "# Calling callback\n");
- queue->callback (queue->callback_cls,
- queue->c, queue->type,
- queue->fwd, queue->size,
- GNUNET_TIME_absolute_get_duration (queue->start_waiting));
- }
-
- GNUNET_free (queue);
-}
-
/**
* Core callback to write a queued packet to core buffer
*
case GNUNET_MESSAGE_TYPE_MESH_CONNECTION_DESTROY:
case GNUNET_MESSAGE_TYPE_MESH_CONNECTION_BROKEN:
case GNUNET_MESSAGE_TYPE_MESH_ENCRYPTED:
+ case GNUNET_MESSAGE_TYPE_MESH_KX:
case GNUNET_MESSAGE_TYPE_MESH_ACK:
case GNUNET_MESSAGE_TYPE_MESH_POLL:
LOG (GNUNET_ERROR_TYPE_DEBUG,
}
/* Free queue, but cls was freed by send_core_* */
- queue_destroy (queue, GNUNET_NO);
+ GMP_queue_destroy (queue, GNUNET_NO);
/* If more data in queue, send next */
queue = peer_get_first_message (peer);
/******************************** API ***********************************/
/******************************************************************************/
+
+/**
+ * Free a transmission that was already queued with all resources
+ * associated to the request.
+ *
+ * @param queue Queue handler to cancel.
+ * @param clear_cls Is it necessary to free associated cls?
+ */
+void
+GMP_queue_destroy (struct MeshPeerQueue *queue, int clear_cls)
+{
+ struct MeshPeer *peer;
+
+ peer = queue->peer;
+ GNUNET_assert (NULL != queue->c);
+
+ if (GNUNET_YES == clear_cls)
+ {
+ LOG (GNUNET_ERROR_TYPE_DEBUG, "# queue destroy type %s\n",
+ GNUNET_MESH_DEBUG_M2S (queue->type));
+ switch (queue->type)
+ {
+ case GNUNET_MESSAGE_TYPE_MESH_CONNECTION_DESTROY:
+ case GNUNET_MESSAGE_TYPE_MESH_TUNNEL_DESTROY:
+ LOG (GNUNET_ERROR_TYPE_INFO, "destroying a DESTROY message\n");
+ /* fall through */
+ case GNUNET_MESSAGE_TYPE_MESH_ENCRYPTED:
+ case GNUNET_MESSAGE_TYPE_MESH_ACK:
+ case GNUNET_MESSAGE_TYPE_MESH_POLL:
+ case GNUNET_MESSAGE_TYPE_MESH_CONNECTION_ACK:
+ case GNUNET_MESSAGE_TYPE_MESH_CONNECTION_CREATE:
+ case GNUNET_MESSAGE_TYPE_MESH_CONNECTION_BROKEN:
+ case GNUNET_MESSAGE_TYPE_MESH_KX:
+ LOG (GNUNET_ERROR_TYPE_DEBUG, "# prebuilt message\n");;
+ GNUNET_free_non_null (queue->cls);
+ break;
+
+ default:
+ GNUNET_break (0);
+ LOG (GNUNET_ERROR_TYPE_ERROR, "# type %s unknown!\n",
+ GNUNET_MESH_DEBUG_M2S (queue->type));
+ }
+ }
+ GNUNET_CONTAINER_DLL_remove (peer->queue_head, peer->queue_tail, queue);
+
+ if (queue->type != GNUNET_MESSAGE_TYPE_MESH_ACK &&
+ queue->type != GNUNET_MESSAGE_TYPE_MESH_POLL)
+ {
+ peer->queue_n--;
+ }
+
+ if (NULL != queue->callback)
+ {
+ LOG (GNUNET_ERROR_TYPE_DEBUG, "# Calling callback\n");
+ queue->callback (queue->callback_cls,
+ queue->c, queue->type,
+ queue->fwd, queue->size,
+ GNUNET_TIME_absolute_get_duration (queue->start_waiting));
+ }
+
+ GNUNET_free (queue);
+}
+
+
/**
* @brief Queue and pass message to core when possible.
*
* @param fwd Is this a message going root->dest? (FWD ACK are NOT FWD!)
* @param cont Continuation to be called once CORE has taken the message.
* @param cont_cls Closure for @c cont.
+ *
+ * @return Handle to cancel the message before it is sent. Once cont is called
+ * message has been sent and therefore the handle is no longer valid.
*/
-void
+struct MeshPeerQueue *
GMP_queue_add (struct MeshPeer *peer, void *cls, uint16_t type, size_t size,
struct MeshConnection *c, int fwd,
GMP_sent cont, void *cont_cls)
{
/* We are not connected to this peer, ignore request. */
GNUNET_break_op (0);
- return;
+ return NULL;
}
priority = 0;
queue->fwd = fwd;
queue->callback = cont;
queue->callback_cls = cont_cls;
- if (100 <= priority)
+ if (100 > priority)
{
- struct MeshPeerQueue *copy;
- struct MeshPeerQueue *next;
-
- for (copy = peer->queue_head; NULL != copy; copy = next)
- {
- next = copy->next;
- if (copy->type == type && copy->c == c && copy->fwd == fwd)
- {
- /* Example: also a FWD ACK for connection XYZ */
- queue_destroy (copy, GNUNET_YES);
- }
- }
- GNUNET_CONTAINER_DLL_insert (peer->queue_head, peer->queue_tail, queue);
+ GNUNET_CONTAINER_DLL_insert_tail (peer->queue_head, peer->queue_tail, queue);
+ peer->queue_n++;
}
else
{
- GNUNET_CONTAINER_DLL_insert_tail (peer->queue_head, peer->queue_tail, queue);
- peer->queue_n++;
+ GNUNET_CONTAINER_DLL_insert (peer->queue_head, peer->queue_tail, queue);
+ call_core = GNUNET_YES;
}
if (NULL == peer->core_transmit && GNUNET_YES == call_core)
GMP_2s (peer));
}
+ return queue;
}
LOG (GNUNET_ERROR_TYPE_DEBUG,
"GMP_cancel_queue %s\n",
GNUNET_MESH_DEBUG_M2S (q->type));
- queue_destroy (q, GNUNET_YES);
+ GMP_queue_destroy (q, GNUNET_YES);
/* Get next from prev, q->next might be already freed:
* queue destroy -> callback -> GMC_destroy -> cancel_queues -> here
if (q->c != c)
continue;
if (queue_is_sendable (q))
+ {
+ LOG (GNUNET_ERROR_TYPE_DEBUG, " sendable!!\n");
return q;
+ }
+ LOG (GNUNET_ERROR_TYPE_DEBUG, " not sendable\n");
}
return NULL;
}
+
void
GMP_queue_unlock (struct MeshPeer *peer, struct MeshConnection *c)
{
*
* @param peer Peer to check.
*
- * @return GNUNET_YES if there is a direct connection.
+ * @return #GNUNET_YES if there is a direct connection.
*/
int
GMP_is_neighbor (const struct MeshPeer *peer)
if (NULL == peer || NULL == peer->connections)
{
GNUNET_break (0);
- LOG (GNUNET_ERROR_TYPE_DEBUG,
+ LOG (GNUNET_ERROR_TYPE_WARNING,
"Peer %s is not a neighbor!\n",
GMP_2s (peer));
return GNUNET_SYSERR;