* - relay corking down to core
* - set ttl relative to tree depth
* - Add data ACK count in path ACK
+ * - Make common GNUNET_MESH_Data header for unicast, to_orig, multicast
* TODO END
*/
GNUNET_array_append (t->clients, t->nclients, c);
clinfo.fwd_ack = t->fwd_pid + 1;
- clinfo.bck_ack = t->nobuffer ? 1 : INITIAL_WINDOW_SIZE;
+ clinfo.bck_ack = t->nobuffer ? 1 : INITIAL_WINDOW_SIZE - 1;
clinfo.fwd_pid = t->fwd_pid;
clinfo.bck_pid = (uint32_t) -1; // Expected next: 0
t->nclients--;
/**
- * Send a message in a tunnel in multicast, sending a copy to each child node
+ * Queue a message in a tunnel in multicast, sending a copy to each child node
* down the local one in the tunnel tree.
*
* @param t Tunnel in which to send the data.
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
" sending a multicast packet...\n");
+
mdata = GNUNET_malloc (sizeof (struct MeshData));
mdata->data_len = ntohs (msg->size);
mdata->reference_counter = GNUNET_malloc (sizeof (unsigned int));
{
struct GNUNET_MESH_Multicast *mcast;
+ if (t->fwd_queue_n >= t->fwd_queue_max)
+ {
+ GNUNET_break (0);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " queue full!\n");
+ GNUNET_free (mdata->data);
+ GNUNET_free (mdata->reference_counter);
+ GNUNET_free (mdata);
+ return;
+ }
+ t->fwd_queue_n++;
mcast = (struct GNUNET_MESH_Multicast *) mdata->data;
mcast->ttl = htonl (ntohl (mcast->ttl) - 1);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " data packet, ttl: %u\n",
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " not a data packet, no ttl\n");
}
- if (NULL != t->owner && GNUNET_YES != t->owner->shutting_down
- && GNUNET_NO == internal)
+ if (NULL != t->owner &&
+ GNUNET_YES != t->owner->shutting_down &&
+ GNUNET_NO == internal)
{
mdata->task = GNUNET_malloc (sizeof (GNUNET_SCHEDULER_TaskIdentifier));
(*(mdata->task)) =
tree_iterate_children (t->tree, &tunnel_send_multicast_iterator, mdata);
if (*(mdata->reference_counter) == 0)
{
+ GNUNET_break (0);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ " no one to send data to\n");
GNUNET_free (mdata->data);
GNUNET_free (mdata->reference_counter);
if (NULL != mdata->task)
GNUNET_free (mdata->task);
GNUNET_SERVER_receive_done (t->owner->handle, GNUNET_OK);
}
- // FIXME change order?
GNUNET_free (mdata);
+ t->fwd_queue_n--;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
" sending a multicast packet done\n");
cinfo->id = GNUNET_PEER_intern (peer);
cinfo->skip = t->fwd_pid;
- delta = t->nobuffer ? 1 : INITIAL_WINDOW_SIZE;
+ delta = t->nobuffer ? 1 : INITIAL_WINDOW_SIZE - 1;
cinfo->fwd_ack = t->fwd_pid + delta;
cinfo->bck_ack = delta;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Not sending ACK, nobuffer\n");
return;
}
- if (t->fwd_queue_max > t->fwd_queue_n * 2)
+ if (t->fwd_queue_max > t->fwd_queue_n * 2 &&
+ GMC_is_pid_bigger(t->last_fwd_ack, t->fwd_pid))
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Not sending ACK, buffer free\n");
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ " t->qmax: %u, t->qn: %u\n",
+ t->fwd_queue_max, t->fwd_queue_n);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ " t->pid: %u, t->ack: %u\n",
+ t->fwd_pid, t->last_fwd_ack);
return;
}
break;
}
+/**
+ * @brief Get the next transmittable message from the queue.
+ *
+ * This will be the head, expect in the case of being a data packet
+ * not allowed by the destination peer.
+ *
+ * @param peer Destination peer.
+ *
+ * @return The next viable MeshPeerQueue element to send to that peer.
+ * NULL when there are no transmittable messages.
+ */
+struct MeshPeerQueue *
+queue_get_next (const struct MeshPeerInfo *peer)
+{
+ struct MeshPeerQueue *q;
+ struct MeshTunnel *t;
+ struct MeshTransmissionDescriptor *info;
+ struct MeshTunnelChildInfo *cinfo;
+ struct GNUNET_MESH_Unicast *ucast;
+ struct GNUNET_MESH_ToOrigin *to_orig;
+ struct GNUNET_MESH_Multicast *mcast;
+ struct GNUNET_PeerIdentity id;
+ uint32_t pid;
+ uint32_t ack;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* selecting message\n");
+ for (q = peer->queue_head; NULL != q; q = q->next)
+ {
+ t = q->tunnel;
+ info = q->cls;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "********* %s\n",
+ GNUNET_MESH_DEBUG_M2S(q->type));
+ switch (q->type)
+ {
+ case GNUNET_MESSAGE_TYPE_MESH_UNICAST:
+ ucast = (struct GNUNET_MESH_Unicast *) info->mesh_data->data;
+ pid = ntohl (ucast->pid);
+ GNUNET_PEER_resolve (info->peer->id, &id);
+ cinfo = tunnel_get_neighbor_fc(t, &id);
+ ack = cinfo->fwd_ack;
+ break;
+ case GNUNET_MESSAGE_TYPE_MESH_TO_ORIGIN:
+ to_orig = (struct GNUNET_MESH_ToOrigin *) info->mesh_data->data;
+ pid = ntohl (to_orig->pid);
+ ack = t->bck_ack;
+ break;
+ case GNUNET_MESSAGE_TYPE_MESH_MULTICAST:
+ mcast = (struct GNUNET_MESH_Multicast *) info->mesh_data->data;
+ pid = ntohl (mcast->pid);
+ GNUNET_PEER_resolve (info->peer->id, &id);
+ cinfo = tunnel_get_neighbor_fc(t, &id);
+ ack = cinfo->fwd_ack;
+ break;
+ default:
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "********* OK!\n");
+ return q;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "********* ACK: %u, PID: %u\n",
+ ack, pid);
+ if (GNUNET_NO == GMC_is_pid_bigger(pid, ack))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "********* OK!\n");
+ return q;
+ }
+ else
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "********* NEXT!\n");
+ }
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "********* nothing found\n");
+ return NULL;
+}
+
+
/**
* Core callback to write a queued packet to core buffer
*
size_t data_size;
peer->core_transmit = NULL;
- queue = peer->queue_head;
-
+
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* Queue send\n");
+ queue = queue_get_next(peer);
- /* If queue is empty, send should have been cancelled */
+ /* Queue has no internal mesh traffic not sendable payload */
if (NULL == queue)
{
- GNUNET_break(0);
- return 0;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* not ready, return\n");
+ if (NULL == peer->queue_head)
+ GNUNET_break(0); // Should've been canceled
+ return 0;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* not empty\n");
{
struct GNUNET_PeerIdentity id;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "********* not enough room, reissue\n");
GNUNET_PEER_resolve (peer->id, &id);
peer->core_transmit =
GNUNET_CORE_notify_transmit_ready(core_handle,
{
t->fwd_queue_n--;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "********* unicast: %u\n",
- t->fwd_queue_n);
+ "********* unicast: t->q (%u/%u)\n",
+ t->fwd_queue_n, t->fwd_queue_max);
}
else if (GNUNET_MESSAGE_TYPE_MESH_TO_ORIGIN == queue->type)
{
case GNUNET_MESSAGE_TYPE_MESH_PATH_BROKEN:
case GNUNET_MESSAGE_TYPE_MESH_PATH_DESTROY:
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "********* raw: %u\n",
- queue->type);
+ "********* raw: %s\n",
+ GNUNET_MESH_DEBUG_M2S (queue->type));
/* Fall through */
case GNUNET_MESSAGE_TYPE_MESH_UNICAST:
case GNUNET_MESSAGE_TYPE_MESH_TO_ORIGIN:
case GNUNET_MESSAGE_TYPE_MESH_MULTICAST:
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* multicast\n");
data_size = send_core_data_multicast(queue->cls, size, buf);
+ // t->fwd_queue_n--; FIXME fc
tunnel_send_fwd_ack (t, GNUNET_MESSAGE_TYPE_MESH_MULTICAST);
break;
case GNUNET_MESSAGE_TYPE_MESH_PATH_CREATE:
msg = (struct GNUNET_MESH_Multicast *) cbuf;
msg->header.size = htons (size);
msg->header.type = htons (GNUNET_MESSAGE_TYPE_MESH_MULTICAST);
+ // FIXME: change type to != MULTICAST
msg->oid = my_full_id;
msg->tid = htonl (t->id.tid);
msg->ttl = htonl (default_ttl);
GNUNET_CRYPTO_hash (&my_public_key, sizeof (my_public_key),
&my_full_id.hashPubKey);
myid = GNUNET_PEER_intern (&my_full_id);
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ "Mesh for peer [%s] starting\n",
+ GNUNET_i2s(&my_full_id));
// transport_handle = GNUNET_TRANSPORT_connect(c,
// &my_full_id,