#include "platform.h"
#include "mesh.h"
#include "mesh_protocol.h"
+#include "block_mesh.h"
#include "gnunet_dht_service.h"
#include "mesh_tunnel_tree.h"
/* TODO END */
-#define MESH_DEBUG_DHT GNUNET_YES
-#define MESH_DEBUG_CONNECTION GNUNET_NO
+#define MESH_BLOOM_SIZE 128
+
+#define MESH_DEBUG_DHT GNUNET_YES
+#define MESH_DEBUG_CONNECTION GNUNET_NO
#if MESH_DEBUG_CONNECTION
#define DEBUG_CONN(...) GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, __VA_ARGS__)
struct MeshPeerInfo *peer;
/**
- * Handle to stop queued transmission
+ * Tunnel this message belongs to.
*/
- struct GNUNET_CORE_TransmitHandle *core_transmit;
+ struct MeshTunnel *tunnel;
/**
* Pointer to info stucture used as cls.
* Type of message
*/
uint16_t type;
+
+ /**
+ * Size of the message
+ */
+ size_t size;
};
/** Ultimate destination of the packet */
GNUNET_PEER_Id destination;
- /** Which handler was used to request the transmission */
- struct MeshPeerQueue *queue;
-
/** Data descriptor */
struct MeshData* mesh_data;
};
* Closure given to the DHT GET
*/
struct MeshPathInfo *dhtgetcls;
-
- /**
- * Transmission queue to this peer, head
- */
- struct MeshPeerQueue *queue_head;
-
- /**
- * Transmission queue to this peer, tail
- */
- struct MeshPeerQueue *queue_tail;
/**
* Array of tunnels this peer participates in
* Number of tunnels this peers participates in
*/
unsigned int ntunnels;
-};
-
-/**
- * Data scheduled to transmit (to local client or remote peer)
- */
-struct MeshQueue
-{
- /**
- * Double linked list
- */
- struct MeshQueue *next;
- struct MeshQueue *prev;
-
- /**
- * Target of the data (NULL if target is client)
- */
- struct MeshPeerInfo *peer;
-
- /**
- * Client to send the data to (NULL if target is peer)
- */
- struct MeshClient *client;
+ /**
+ * Transmission queue to core DLL head
+ */
+ struct MeshPeerQueue *queue_head;
- /**
- * Size of the message to transmit
- */
- unsigned int size;
+ /**
+ * Transmission queue to core DLL tail
+ */
+ struct MeshPeerQueue *queue_tail;
- /**
- * How old is the data?
- */
- struct GNUNET_TIME_Absolute timestamp;
+ /**
+ * How many messages are in the queue to this peer.
+ */
+ unsigned int queue_n;
- /**
- * Data itself
- */
- struct GNUNET_MessageHeader *data;
+ /**
+ * Handle to for queued transmissions
+ */
+ struct GNUNET_CORE_TransmitHandle *core_transmit;
};
+
/**
* Globally unique tunnel identification (owner + number)
* DO NOT USE OVER THE NETWORK
MESH_TunnelNumber local_tid_dest;
/**
- * ID of the last multicast packet seen/sent.
+ * Global count ID of the last *multicast* packet seen/sent.
*/
uint32_t mid;
+ /**
+ * Local count ID of the last packet seen/sent.
+ */
+ uint32_t pid;
+
+ /**
+ * SKIP value for this tunnel.
+ */
+ uint32_t skip;
+
+ /**
+ * How many messages are in the queue.
+ */
+ unsigned int queue_n;
+
+ /**
+ * How many messages do we accept in the queue.
+ */
+ unsigned int queue_max;
+
/**
* Last time the tunnel was used
*/
unsigned int nignore;
/**
- * Messages ready to transmit
+ * Blacklisted peers
*/
- struct MeshQueue *queue_head;
- struct MeshQueue *queue_tail;
+ GNUNET_PEER_Id *blacklisted;
+
+ /**
+ * Number of elements in blacklisted
+ */
+ unsigned int nblacklisted;
+
+ /**
+ * Bloomfilter (for peer identities) to stop circular routes
+ */
+ char bloomfilter[MESH_BLOOM_SIZE];
/**
* Tunnel paths
* Path itself
*/
struct MeshPeerPath *path;
-
- /**
- * Position in peer's transmit queue
- */
- struct MeshPeerQueue *queue;
};
*/
static struct GNUNET_CONTAINER_MultiHashMap *peers;
-/**
- * Handle to communicate with core
+/*
+ * Handle to communicate with transport
*/
-static struct GNUNET_CORE_Handle *core_handle;
+// static struct GNUNET_TRANSPORT_Handle *transport_handle;
/**
- * Handle to communicate with transport
+ * Handle to communicate with core
*/
-// static struct GNUNET_TRANSPORT_Handle *transport_handle;
+static struct GNUNET_CORE_Handle *core_handle;
/**
* Handle to use DHT
* GNUNET_NO if not.
*/
static int
-announce_application (void *cls, const GNUNET_HashCode * key, void *value)
+announce_application (void *cls, const struct GNUNET_HashCode * key, void *value)
{
+ struct PBlock block;
+ struct MeshClient *c;
+
+ block.id = my_full_id;
+ c = GNUNET_CONTAINER_multihashmap_get (applications, key);
+ block.type = (long) GNUNET_CONTAINER_multihashmap_get (c->apps, key);
+ if (0 == block.type)
+ {
+ GNUNET_break(0);
+ return GNUNET_YES;
+ }
+ block.type = htonl (block.type);
/* FIXME are hashes in multihash map equal on all aquitectures? */
/* FIXME: keep return value of 'put' to possibly cancel!? */
GNUNET_DHT_put (dht_handle, key, 10,
GNUNET_DHT_RO_RECORD_ROUTE |
- GNUNET_DHT_RO_DEMULTIPLEX_EVERYWHERE, GNUNET_BLOCK_TYPE_TEST,
- sizeof (struct GNUNET_PeerIdentity),
- (const char *) &my_full_id,
+ GNUNET_DHT_RO_DEMULTIPLEX_EVERYWHERE,
+ GNUNET_BLOCK_TYPE_MESH_PEER_BY_TYPE,
+ sizeof (block),
+ (const char *) &block,
GNUNET_TIME_absolute_add (GNUNET_TIME_absolute_get (),
APP_ANNOUNCE_TIME),
APP_ANNOUNCE_TIME, NULL, NULL);
static void
announce_id (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
+ struct PBlock block;
+
if (tc->reason == GNUNET_SCHEDULER_REASON_SHUTDOWN)
{
announce_id_task = GNUNET_SCHEDULER_NO_TASK;
*/
DEBUG_DHT ("DHT_put for ID %s started.\n", GNUNET_i2s (&my_full_id));
+ block.id = my_full_id;
+ block.type = htonl (0);
GNUNET_DHT_put (dht_handle, /* DHT handle */
&my_full_id.hashPubKey, /* Key to use */
10, /* Replication level */
GNUNET_DHT_RO_RECORD_ROUTE | GNUNET_DHT_RO_DEMULTIPLEX_EVERYWHERE, /* DHT options */
- GNUNET_BLOCK_TYPE_TEST, /* Block type */
- sizeof (my_full_id), /* Size of the data */
- (char *) &my_full_id, /* Data itself */
+ GNUNET_BLOCK_TYPE_MESH_PEER, /* Block type */
+ sizeof (block), /* Size of the data */
+ (const char *) &block, /* Data itself */
GNUNET_TIME_UNIT_FOREVER_ABS, /* Data expiration */
GNUNET_TIME_UNIT_FOREVER_REL, /* Retry time */
NULL, /* Continuation */
*/
static void
dht_get_id_handler (void *cls, struct GNUNET_TIME_Absolute exp,
- const GNUNET_HashCode * key,
+ const struct GNUNET_HashCode * key,
const struct GNUNET_PeerIdentity *get_path,
unsigned int get_path_length,
const struct GNUNET_PeerIdentity *put_path,
static int
client_is_subscribed (uint16_t message_type, struct MeshClient *c)
{
- GNUNET_HashCode hc;
+ struct GNUNET_HashCode hc;
GNUNET_CRYPTO_hash (&message_type, sizeof (uint16_t), &hc);
return GNUNET_CONTAINER_multihashmap_contains (c->types, &hc);
static void
client_ignore_tunnel (struct MeshClient *c, struct MeshTunnel *t)
{
- GNUNET_HashCode hash;
+ struct GNUNET_HashCode hash;
GNUNET_CRYPTO_hash(&t->local_tid_dest, sizeof (MESH_TunnelNumber), &hash);
GNUNET_break (GNUNET_YES ==
static void
client_delete_tunnel (struct MeshClient *c, struct MeshTunnel *t)
{
- GNUNET_HashCode hash;
+ struct GNUNET_HashCode hash;
if (c == t->owner)
{
{
/* This client doesn't know the tunnel */
struct GNUNET_MESH_TunnelNotification tmsg;
- GNUNET_HashCode hash;
+ struct GNUNET_HashCode hash;
tmsg.header.size = htons (sizeof (tmsg));
tmsg.header.type = htons (GNUNET_MESSAGE_TYPE_MESH_LOCAL_TUNNEL_CREATE);
}
-/**
- * Function called to notify a client about the socket
- * being ready to queue more data. "buf" will be
- * NULL and "size" zero if the socket was closed for
- * writing in the meantime.
- *
- * @param cls closure
- * @param size number of bytes available in buf
- * @param buf where the callee should write the message
- * @return number of bytes written to buf
- */
-static size_t
-send_core_create_path (void *cls, size_t size, void *buf);
-
-
-/**
- * Function called to notify a client about the socket
- * being ready to queue more data. "buf" will be
- * NULL and "size" zero if the socket was closed for
- * writing in the meantime.
- *
- * @param cls closure (data itself)
- * @param size number of bytes available in buf
- * @param buf where the callee should write the message
- *
- * @return number of bytes written to buf
- */
-static size_t
-send_core_data_multicast (void *cls, size_t size, void *buf);
-
-
/**
* Decrements the reference counter and frees all resources if needed
*
}
-/**
- * Cancel a core transmission that was already queued, free all resources
- * associated to the request and cancel all external requests (core, ...).
- *
- * @param queue Queue handler to cancel.
- */
-static void
-peer_info_cancel_transmission (struct MeshPeerQueue *queue)
-{
- struct MeshTransmissionDescriptor *dd;
- struct MeshPathInfo *path_info;
- struct MeshPeerInfo *peer;
-
- peer = queue->peer;
- if (NULL != queue->core_transmit)
- {
-#if MESH_DEBUG
- {
- struct GNUNET_PeerIdentity id;
-
- GNUNET_PEER_resolve (peer->id, &id);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- " Cancelling data transmission at %s\n",
- GNUNET_i2s (&id));
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " message type %u\n",
- queue->type);
- }
-#endif
- GNUNET_CORE_notify_transmit_ready_cancel (queue->core_transmit);
- }
- /* TODO: notify that transmission has failed */
- switch (queue->type)
- {
- case GNUNET_MESSAGE_TYPE_MESH_MULTICAST:
- case GNUNET_MESSAGE_TYPE_MESH_UNICAST:
- case GNUNET_MESSAGE_TYPE_MESH_TO_ORIGIN:
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " type payload\n");
- dd = queue->cls;
- data_descriptor_decrement_multicast (dd->mesh_data);
- break;
- case GNUNET_MESSAGE_TYPE_MESH_PATH_CREATE:
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " type create path\n");
- path_info = queue->cls;
- path_destroy (path_info->path);
- break;
- default:
- GNUNET_break (0);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " type unknown!\n");
- }
- GNUNET_free_non_null (queue->cls);
- GNUNET_CONTAINER_DLL_remove (peer->queue_head, peer->queue_tail, queue);
- GNUNET_free(queue);
-}
-
-
/**
* Retrieve the MeshPeerInfo stucture associated with the peer, create one
* and insert it in the appropiate structures if the peer is not known yet.
* @return always GNUNET_YES, to keep iterating
*/
static int
-peer_info_delete_tunnel (void *cls, const GNUNET_HashCode * key, void *value)
+peer_info_delete_tunnel (void *cls, const struct GNUNET_HashCode * key, void *value)
{
struct MeshTunnel *t = cls;
struct MeshPeerInfo *peer = value;
}
+/**
+ * Queue and pass message to core when possible.
+ *
+ * @param cls Closure (type dependant).
+ * @param type Type of the message.
+ * @param size Size of the message.
+ * @param dst Neighbor to send message to.
+ * @param t Tunnel this message belongs to.
+ */
+static void
+queue_add (void *cls, uint16_t type, size_t size,
+ struct MeshPeerInfo *dst, struct MeshTunnel *t);
+
/**
* Core callback to write a pre-constructed data packet to core buffer
*
{
struct MeshTransmissionDescriptor *info = cls;
struct GNUNET_MessageHeader *msg;
- struct MeshPeerQueue *queue;
size_t total_size;
GNUNET_assert (NULL != info);
GNUNET_assert (NULL != info->mesh_data);
msg = (struct GNUNET_MessageHeader *) info->mesh_data->data;
total_size = ntohs (msg->size);
- queue = info->queue;
if (total_size > size)
{
- struct GNUNET_PeerIdentity id;
-
- GNUNET_PEER_resolve (info->peer->id, &id);
- queue->core_transmit =
- GNUNET_CORE_notify_transmit_ready (core_handle, 0, 100,
- GNUNET_TIME_UNIT_FOREVER_REL, &id,
- size, &send_core_data_raw, info);
+ GNUNET_break (0);
return 0;
}
memcpy (buf, msg, total_size);
GNUNET_free (info->mesh_data);
GNUNET_free (info);
- GNUNET_CONTAINER_DLL_remove (queue->peer->queue_head,
- queue->peer->queue_tail,
- queue);
- GNUNET_free (queue);
return total_size;
}
/**
- * Sends an already built message to a peer, properly registrating
+ * Sends an already built unicast message to a peer, properly registrating
* all used resources.
*
- * @param message Message to send. Fucntion makes a copy of it.
+ * @param message Message to send. Function makes a copy of it.
* @param peer Short ID of the neighbor whom to send the message.
- *
- * FIXME tunnel?
+ * @param t Tunnel on which this message is transmitted.
*/
static void
send_message (const struct GNUNET_MessageHeader *message,
- const struct GNUNET_PeerIdentity *peer)
+ const struct GNUNET_PeerIdentity *peer,
+ struct MeshTunnel *t)
{
struct MeshTransmissionDescriptor *info;
- struct MeshPeerQueue *queue;
struct MeshPeerInfo *neighbor;
struct MeshPeerPath *p;
size_t size;
GNUNET_free (info);
return;
}
- queue = GNUNET_malloc (sizeof(struct MeshPeerQueue));
- queue->peer = neighbor;
- info->queue = queue;
info->peer = neighbor;
- queue->type = GNUNET_MESSAGE_TYPE_MESH_UNICAST;
- queue->cls = info;
- queue->core_transmit =
- GNUNET_CORE_notify_transmit_ready (core_handle, 0, 100,
- GNUNET_TIME_UNIT_FOREVER_REL, peer,
- size, &send_core_data_raw, info);
- GNUNET_CONTAINER_DLL_insert (neighbor->queue_head,
- neighbor->queue_tail,
- queue);
+ queue_add (info,
+ GNUNET_MESSAGE_TYPE_MESH_UNICAST,
+ size,
+ neighbor,
+ t);
}
struct GNUNET_PeerIdentity id;
struct MeshPathInfo *path_info;
struct MeshPeerInfo *neighbor;
- struct MeshPeerQueue *queue;
unsigned int i;
}
GNUNET_PEER_resolve (p->peers[i + 1], &id);
- queue = GNUNET_malloc (sizeof(struct MeshPeerQueue));
path_info = GNUNET_malloc (sizeof (struct MeshPathInfo));
path_info->path = p;
path_info->t = t;
neighbor = peer_info_get (&id);
path_info->peer = neighbor;
- path_info->queue = queue;
- queue->type = GNUNET_MESSAGE_TYPE_MESH_PATH_CREATE;
- queue->cls = path_info;
- queue->core_transmit =
- GNUNET_CORE_notify_transmit_ready (core_handle, /* handle */
- 0, /* cork */
- 0, /* priority */
- GNUNET_TIME_UNIT_FOREVER_REL, /* timeout */
- &id, /* target */
- sizeof (struct GNUNET_MESH_ManipulatePath) +
- (p->length * sizeof (struct GNUNET_PeerIdentity)), /*size */
- &send_core_create_path, /* callback */
- path_info); /* cls */
- GNUNET_CONTAINER_DLL_insert (neighbor->queue_head,
- neighbor->queue_tail,
- queue);
+ queue_add (path_info,
+ GNUNET_MESSAGE_TYPE_MESH_PATH_CREATE,
+ sizeof (struct GNUNET_MESH_ManipulatePath) +
+ (p->length * sizeof (struct GNUNET_PeerIdentity)),
+ neighbor,
+ t);
}
{
GNUNET_PEER_resolve (p->peers[i], &pi[i]);
}
- send_message (&msg->header, tree_get_first_hop (t->tree, destination));
+ send_message (&msg->header, tree_get_first_hop (t->tree, destination), t);
}
path_destroy (p);
}
}
else
{
- GNUNET_HashCode hash;
+ struct GNUNET_HashCode hash;
path_destroy (p);
send_client_peer_connected (t, myid);
" Starting DHT GET for peer %s\n", GNUNET_i2s (&id));
peer->dhtgetcls = path_info;
peer->dhtget = GNUNET_DHT_get_start (dht_handle, /* handle */
- GNUNET_BLOCK_TYPE_TEST, /* type */
- &id.hashPubKey, /* key to search */
+ GNUNET_BLOCK_TYPE_MESH_PEER, /* type */
+ &id.hashPubKey, /* key to search */
10, /* replication level */
- GNUNET_DHT_RO_RECORD_ROUTE | GNUNET_DHT_RO_DEMULTIPLEX_EVERYWHERE, NULL, /* xquery */
- 0, /* xquery bits */
+ GNUNET_DHT_RO_RECORD_ROUTE |
+ GNUNET_DHT_RO_DEMULTIPLEX_EVERYWHERE,
+ NULL, /* xquery */ // FIXME BLOOMFILTER
+ 0, /* xquery bits */ // FIXME BLOOMFILTER SIZE
&dht_get_id_handler, path_info);
}
/* Otherwise, there is no path but the DHT get is already started. */
struct GNUNET_PeerIdentity id;
struct MeshPeerPath *p;
struct MeshPeerPath *nextp;
- unsigned int i;
GNUNET_PEER_resolve (pi->id, &id);
GNUNET_PEER_change_rc (pi->id, -1);
GNUNET_DHT_get_stop (pi->dhtget);
GNUNET_free (pi->dhtgetcls);
}
- for (i = 0; i < CORE_QUEUE_SIZE; i++)
- {
- // FIXME CORE_QUEUE_SIZE
- }
p = pi->path_head;
while (NULL != p)
{
static struct MeshTunnel *
tunnel_get_incoming (MESH_TunnelNumber tid)
{
- GNUNET_HashCode hash;
+ struct GNUNET_HashCode hash;
GNUNET_assert (tid >= GNUNET_MESH_LOCAL_TUNNEL_ID_SERV);
GNUNET_CRYPTO_hash (&tid, sizeof (MESH_TunnelNumber), &hash);
}
else
{
- GNUNET_HashCode hash;
+ struct GNUNET_HashCode hash;
GNUNET_CRYPTO_hash (&tid, sizeof (MESH_TunnelNumber), &hash);
return GNUNET_CONTAINER_multihashmap_get (c->own_tunnels, &hash);
tunnel_get_by_pi (GNUNET_PEER_Id pi, MESH_TunnelNumber tid)
{
struct MESH_TunnelID id;
- GNUNET_HashCode hash;
+ struct GNUNET_HashCode hash;
id.oid = pi;
id.tid = tid;
msg.peer1 = my_full_id;
GNUNET_PEER_resolve (pid, &msg.peer2);
GNUNET_PEER_resolve (tree_get_predecessor (t->tree), &neighbor);
- send_message (&msg.header, &neighbor);
+ send_message (&msg.header, &neighbor, t);
}
}
return pid;
struct MeshData *mdata = cls;
struct MeshTransmissionDescriptor *info;
struct GNUNET_PeerIdentity neighbor;
- struct MeshPeerQueue *queue;
info = GNUNET_malloc (sizeof (struct MeshTransmissionDescriptor));
GNUNET_i2s (&neighbor));
info->peer = peer_info_get (&neighbor);
GNUNET_assert (NULL != info->peer);
- queue = GNUNET_malloc (sizeof(struct MeshPeerQueue));
- info->queue = queue;
- queue->cls = info;
- queue->type = GNUNET_MESSAGE_TYPE_MESH_MULTICAST;
- queue->core_transmit =
- GNUNET_CORE_notify_transmit_ready (core_handle, 0, 0,
- GNUNET_TIME_UNIT_FOREVER_REL,
- &neighbor, info->mesh_data->data_len,
- &send_core_data_multicast, info);
- queue->peer = info->peer;
- GNUNET_CONTAINER_DLL_insert (queue->peer->queue_head,
- queue->peer->queue_tail,
- queue);
+ queue_add(info,
+ GNUNET_MESSAGE_TYPE_MESH_MULTICAST,
+ info->mesh_data->data_len,
+ info->peer,
+ mdata->t);
}
/**
tunnel_destroy (struct MeshTunnel *t)
{
struct MeshClient *c;
- struct MeshQueue *q;
- struct MeshQueue *qn;
- GNUNET_HashCode hash;
+ struct GNUNET_HashCode hash;
unsigned int i;
int r;
t);
GNUNET_CONTAINER_multihashmap_destroy (t->peers);
}
- q = t->queue_head;
- while (NULL != q)
- {
- if (NULL != q->data)
- GNUNET_free (q->data);
- qn = q->next;
- GNUNET_free (q);
- q = qn;
- /* TODO cancel core transmit ready in case it was active */
- }
+
tree_destroy (t->tree);
if (NULL != t->dht_get_type)
GNUNET_DHT_get_stop (t->dht_get_type);
}
+/**
+ * Create a new tunnel
+ *
+ * @param owner Who is the owner of the tunnel (short ID).
+ * @param tid Tunnel Number of the tunnel.
+ * @param client Clients that owns the tunnel, NULL for foreign tunnels.
+ * @param local Tunnel Number for the tunnel, for the client point of view.
+ *
+ */
+static struct MeshTunnel *
+tunnel_new (GNUNET_PEER_Id owner,
+ MESH_TunnelNumber tid,
+ struct MeshClient *client,
+ MESH_TunnelNumber local)
+{
+ struct MeshTunnel *t;
+ struct GNUNET_HashCode hash;
+
+ t = GNUNET_malloc (sizeof (struct MeshTunnel));
+ t->id.oid = owner;
+ t->id.tid = tid;
+ t->queue_max = 1000; // FIXME API parameter
+ t->tree = tree_new (owner);
+ t->owner = client;
+ t->local_tid = local;
+
+ GNUNET_CRYPTO_hash (&t->id, sizeof (struct MESH_TunnelID), &hash);
+ if (GNUNET_OK !=
+ GNUNET_CONTAINER_multihashmap_put (tunnels, &hash, t,
+ GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY))
+ {
+ GNUNET_break (0);
+ tunnel_destroy (t);
+ if (NULL != client)
+ GNUNET_SERVER_receive_done (client->handle, GNUNET_SYSERR);
+ return NULL;
+ }
+
+ if (NULL != client)
+ {
+ GNUNET_CRYPTO_hash (&t->local_tid, sizeof (MESH_TunnelNumber), &hash);
+ if (GNUNET_OK !=
+ GNUNET_CONTAINER_multihashmap_put (client->own_tunnels, &hash, t,
+ GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY))
+ {
+ GNUNET_break (0);
+ tunnel_destroy (t);
+ GNUNET_SERVER_receive_done (client->handle, GNUNET_SYSERR);
+ return NULL;
+ }
+ }
+
+ return t;
+}
+
+
/**
* Removes an explicit path from a tunnel, freeing all intermediate nodes
* that are no longer needed, as well as nodes of no longer reachable peers.
* @return GNUNET_OK on success
*/
static int
-tunnel_destroy_iterator (void *cls, const GNUNET_HashCode * key, void *value)
+tunnel_destroy_iterator (void *cls, const struct GNUNET_HashCode * key, void *value)
{
struct MeshTunnel *t = value;
struct MeshClient *c = cls;
/******************************************************************************/
/**
- * Function called to notify a client about the socket
- * being ready to queue more data. "buf" will be
- * NULL and "size" zero if the socket was closed for
- * writing in the meantime.
+ * Function to send a create path packet to a peer.
*
* @param cls closure
* @param size number of bytes available in buf
* @return number of bytes written to buf
*/
static size_t
-send_core_create_path (void *cls, size_t size, void *buf)
+send_core_path_create (void *cls, size_t size, void *buf)
{
struct MeshPathInfo *info = cls;
struct GNUNET_MESH_ManipulatePath *msg;
struct GNUNET_PeerIdentity *peer_ptr;
- struct MeshPeerInfo *peer = info->peer;
struct MeshTunnel *t = info->t;
struct MeshPeerPath *p = info->path;
size_t size_needed;
if (size < size_needed || NULL == buf)
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "create path retransmit!\n");
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " buf: %p\n", buf);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " size: (%u/%u)\n", size,
- size_needed);
- info->queue->core_transmit =
- GNUNET_CORE_notify_transmit_ready (core_handle, 0, 0,
- GNUNET_TIME_UNIT_FOREVER_REL,
- tree_get_first_hop (t->tree,
- peer->id),
- size_needed, &send_core_create_path,
- info);
+ GNUNET_break (0);
return 0;
}
msg = (struct GNUNET_MESH_ManipulatePath *) buf;
}
path_destroy (p);
- GNUNET_CONTAINER_DLL_remove(info->queue->peer->queue_head,
- info->queue->peer->queue_tail,
- info->queue);
- GNUNET_free (info->queue);
GNUNET_free (info);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
/**
- * Function called to notify a client about the socket
- * being ready to queue more data. "buf" will be
- * NULL and "size" zero if the socket was closed for
- * writing in the meantime.
+ * Fill the core buffer
*
* @param cls closure (data itself)
* @param size number of bytes available in buf
if (total_size > size)
{
- /* Retry */
- struct GNUNET_PeerIdentity id;
-
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Multicast: retransmitting... (%u/%u)\n", size,
- total_size);
- GNUNET_PEER_resolve (info->peer->id, &id);
- info->queue->core_transmit =
- GNUNET_CORE_notify_transmit_ready (core_handle, 0, 0,
- GNUNET_TIME_UNIT_FOREVER_REL, &id,
- total_size,
- &send_core_data_multicast, info);
+ GNUNET_break (0);
return 0;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " copying data...\n");
#endif
data_descriptor_decrement_multicast (info->mesh_data);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "freeing info...\n");
- GNUNET_CONTAINER_DLL_remove(info->queue->peer->queue_head,
- info->queue->peer->queue_tail,
- info->queue);
- GNUNET_free (info->queue);
GNUNET_free (info);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "return %u\n", total_size);
return total_size;
/**
- * Function called to notify a client about the socket
- * being ready to queue more data. "buf" will be
- * NULL and "size" zero if the socket was closed for
- * writing in the meantime.
+ * Creates a path ack message in buf and frees all unused resources.
*
* @param cls closure (MeshTransmissionDescriptor)
* @param size number of bytes available in buf
msg->tid = htonl (info->origin->tid);
msg->peer_id = my_full_id;
- if (info->queue)
- {
- GNUNET_CONTAINER_DLL_remove(info->queue->peer->queue_head,
- info->queue->peer->queue_tail,
- info->queue);
- GNUNET_free (info->queue);
- }
GNUNET_free (info);
/* TODO add signature */
}
+/**
+ * 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 MeshTransmissionDescriptor *dd;
+ struct MeshPathInfo *path_info;
+
+ if (GNUNET_YES == clear_cls)
+ {
+ switch (queue->type)
+ {
+ case GNUNET_MESSAGE_TYPE_MESH_UNICAST:
+ case GNUNET_MESSAGE_TYPE_MESH_MULTICAST:
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " type payload\n");
+ dd = queue->cls;
+ data_descriptor_decrement_multicast (dd->mesh_data);
+ break;
+ case GNUNET_MESSAGE_TYPE_MESH_PATH_CREATE:
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " type create path\n");
+ path_info = queue->cls;
+ path_destroy (path_info->path);
+ break;
+ default:
+ GNUNET_break (0);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " type unknown!\n");
+ }
+ GNUNET_free_non_null (queue->cls);
+ }
+ GNUNET_CONTAINER_DLL_remove (queue->peer->queue_head,
+ queue->peer->queue_tail,
+ queue);
+ GNUNET_free (queue);
+}
+
+
+/**
+ * Core callback to write a queued packet to core buffer
+ *
+ * @param cls Closure (peer info).
+ * @param size Number of bytes available in buf.
+ * @param buf Where the to write the message.
+ *
+ * @return number of bytes written to buf
+ */
+static size_t
+queue_send (void *cls, size_t size, void *buf)
+{
+ struct MeshPeerInfo *peer = cls;
+ struct MeshPeerQueue *queue;
+ size_t data_size;
+
+ peer->core_transmit = NULL;
+ queue = peer->queue_head;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* Queue send\n");
+
+
+ /* If queue is empty, send should have been cancelled */
+ if (NULL == queue)
+ {
+ GNUNET_break(0);
+ return 0;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* not empty\n");
+
+ /* Check if buffer size is enough for the message */
+ if (queue->size > size)
+ {
+ struct GNUNET_PeerIdentity id;
+
+ GNUNET_PEER_resolve (peer->id, &id);
+ peer->core_transmit =
+ GNUNET_CORE_notify_transmit_ready(core_handle,
+ 0,
+ 0,
+ GNUNET_TIME_UNIT_FOREVER_REL,
+ &id,
+ queue->size,
+ &queue_send,
+ peer);
+ return 0;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* size ok\n");
+
+ /* Fill buf */
+ switch (queue->type)
+ {
+ case GNUNET_MESSAGE_TYPE_MESH_UNICAST:
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* unicast\n");
+ data_size = send_core_data_raw (queue->cls, size, buf);
+ break;
+ case GNUNET_MESSAGE_TYPE_MESH_MULTICAST:
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* multicast\n");
+ data_size = send_core_data_multicast(queue->cls, size, buf);
+ break;
+ case GNUNET_MESSAGE_TYPE_MESH_PATH_CREATE:
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* path create\n");
+ data_size = send_core_path_create(queue->cls, size, buf);
+ break;
+ case GNUNET_MESSAGE_TYPE_MESH_PATH_ACK:
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* path ack\n");
+ data_size = send_core_path_ack(queue->cls, size, buf);
+ break;
+ default:
+ GNUNET_break (0);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* type unknown\n");
+ data_size = 0;
+ }
+ queue->tunnel->queue_n--;
+
+ /* Free queue, but cls was freed by send_core_* */
+ queue_destroy(queue, GNUNET_NO);
+
+ /* If more data in queue, send next */
+ if (NULL != peer->queue_head)
+ {
+ struct GNUNET_PeerIdentity id;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* more data!\n");
+ GNUNET_PEER_resolve (peer->id, &id);
+ peer->core_transmit =
+ GNUNET_CORE_notify_transmit_ready(core_handle,
+ 0,
+ 0,
+ GNUNET_TIME_UNIT_FOREVER_REL,
+ &id,
+ peer->queue_head->size,
+ &queue_send,
+ peer);
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "********* return %d\n", data_size);
+ return data_size;
+}
+
+
+/**
+ * Queue and pass message to core when possible.
+ *
+ * @param cls Closure (type dependant).
+ * @param type Type of the message.
+ * @param size Size of the message.
+ * @param dst Neighbor to send message to.
+ * @param t Tunnel this message belongs to.
+ */
+static void
+queue_add (void *cls, uint16_t type, size_t size,
+ struct MeshPeerInfo *dst, struct MeshTunnel *t)
+{
+ struct MeshPeerQueue *queue;
+
+ if (t->queue_n >= t->queue_max)
+ {
+ if (NULL == t->owner)
+ GNUNET_break_op(0); // TODO: kill connection?
+ else
+ GNUNET_break(0);
+ return; // Drop message
+ }
+ t->queue_n++;
+ queue = GNUNET_malloc (sizeof (struct MeshPeerQueue));
+ queue->cls = cls;
+ queue->type = type;
+ queue->size = size;
+ queue->peer = dst;
+ queue->tunnel = t;
+ GNUNET_CONTAINER_DLL_insert_tail (dst->queue_head, dst->queue_tail, queue);
+ if (NULL == dst->core_transmit)
+ {
+ struct GNUNET_PeerIdentity id;
+
+ GNUNET_PEER_resolve (dst->id, &id);
+ dst->core_transmit =
+ GNUNET_CORE_notify_transmit_ready(core_handle,
+ 0,
+ 0,
+ GNUNET_TIME_UNIT_FOREVER_REL,
+ &id,
+ size,
+ &queue_send,
+ dst);
+ }
+}
+
+
/******************************************************************************/
/******************** MESH NETWORK HANDLERS **************************/
/******************************************************************************/
MESH_TunnelNumber tid;
struct GNUNET_MESH_ManipulatePath *msg;
struct GNUNET_PeerIdentity *pi;
- GNUNET_HashCode hash;
+ struct GNUNET_HashCode hash;
struct MeshPeerPath *path;
struct MeshPeerInfo *dest_peer_info;
struct MeshPeerInfo *orig_peer_info;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
" path is for tunnel %s [%X].\n", GNUNET_i2s (pi), tid);
t = tunnel_get (pi, tid);
- if (NULL == t)
+ if (NULL == t) // FIXME only for INCOMING tunnels?
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " Creating tunnel\n");
- t = GNUNET_malloc (sizeof (struct MeshTunnel));
- t->id.oid = GNUNET_PEER_intern (pi);
- t->id.tid = tid;
+ t = tunnel_new (GNUNET_PEER_intern (pi), tid, NULL, 0);
+
while (NULL != tunnel_get_incoming (next_local_tid))
next_local_tid = (next_local_tid + 1) | GNUNET_MESH_LOCAL_TUNNEL_ID_SERV;
t->local_tid_dest = next_local_tid++;
next_local_tid = next_local_tid | GNUNET_MESH_LOCAL_TUNNEL_ID_SERV;
- t->tree = tree_new (t->id.oid);
- GNUNET_CRYPTO_hash (&t->id, sizeof (struct MESH_TunnelID), &hash);
- if (GNUNET_OK !=
- GNUNET_CONTAINER_multihashmap_put (tunnels, &hash, t,
- GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST))
- {
- tunnel_destroy (t);
- GNUNET_break (0);
- return GNUNET_OK;
- }
tunnel_reset_timeout (t);
GNUNET_CRYPTO_hash (&t->local_tid_dest, sizeof (MESH_TunnelNumber), &hash);
if (GNUNET_OK !=
{
/* It is for us! Send ack. */
struct MeshTransmissionDescriptor *info;
- struct MeshPeerQueue *queue;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " It's for us!\n");
peer_info_add_path_to_origin (orig_peer_info, path, GNUNET_NO);
peer_info_get
(&my_full_id),
GNUNET_CONTAINER_MULTIHASHMAPOPTION_REPLACE));
- /* FIXME use send_message */
info = GNUNET_malloc (sizeof (struct MeshTransmissionDescriptor));
info->origin = &t->id;
info->peer = GNUNET_CONTAINER_multihashmap_get (peers, &peer->hashPubKey);
GNUNET_assert (NULL != info->peer);
- queue = GNUNET_malloc (sizeof (struct MeshPeerQueue));
- info->queue = queue;
- queue->peer = info->peer;
- queue->type = GNUNET_MESSAGE_TYPE_MESH_PATH_ACK;
- queue->cls = info;
- queue->core_transmit =
- GNUNET_CORE_notify_transmit_ready (core_handle, 0, 10,
- GNUNET_TIME_UNIT_FOREVER_REL, peer,
- sizeof (struct GNUNET_MESH_PathACK),
- &send_core_path_ack, info);
- GNUNET_CONTAINER_DLL_insert (queue->peer->queue_head,
- queue->peer->queue_tail,
- queue);
+ queue_add(info,
+ GNUNET_MESSAGE_TYPE_MESH_PATH_ACK,
+ sizeof (struct GNUNET_MESH_PathACK),
+ info->peer,
+ t);
}
else
{
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " Own position: %u\n", own_pos);
if (own_pos < path->length - 1)
- send_message (message, &pi[own_pos + 1]);
+ send_message (message, &pi[own_pos + 1], t);
else
send_client_tunnel_disconnect(t, NULL);
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
" not for us, retransmitting...\n");
- send_message (message, tree_get_first_hop (t->tree, pid));
+ send_message (message, tree_get_first_hop (t->tree, pid), t);
return GNUNET_OK;
}
return GNUNET_OK;
}
GNUNET_PEER_resolve (tree_get_predecessor (t->tree), &id);
- send_message (message, &id);
+ send_message (message, &id, t);
return GNUNET_OK;
}
GNUNET_break (0);
return GNUNET_OK;
}
- send_message (message, &id);
+ send_message (message, &id, t);
return GNUNET_OK;
}
* @return GNUNET_OK on success
*/
static int
-deregister_app (void *cls, const GNUNET_HashCode * key, void *value)
+deregister_app (void *cls, const struct GNUNET_HashCode * key, void *value)
{
GNUNET_break (GNUNET_YES ==
GNUNET_CONTAINER_multihashmap_remove (applications, key,
*/
static void
dht_get_id_handler (void *cls, struct GNUNET_TIME_Absolute exp,
- const GNUNET_HashCode * key,
+ const struct GNUNET_HashCode * key,
const struct GNUNET_PeerIdentity *get_path,
unsigned int get_path_length,
const struct GNUNET_PeerIdentity *put_path,
*/
static void
dht_get_type_handler (void *cls, struct GNUNET_TIME_Absolute exp,
- const GNUNET_HashCode * key,
+ const struct GNUNET_HashCode * key,
const struct GNUNET_PeerIdentity *get_path,
unsigned int get_path_length,
const struct GNUNET_PeerIdentity *put_path,
unsigned int put_path_length, enum GNUNET_BLOCK_Type type,
size_t size, const void *data)
{
- const struct GNUNET_PeerIdentity *pi = data;
+ const struct PBlock *pb = data;
+ const struct GNUNET_PeerIdentity *pi = &pb->id;
struct MeshTunnel *t = cls;
struct MeshPeerInfo *peer_info;
struct MeshPeerPath *p;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "got type DHT result!\n");
- if (size != sizeof (struct GNUNET_PeerIdentity))
+ if (size != sizeof (struct PBlock))
+ {
+ GNUNET_break_op (0);
+ return;
+ }
+ if (ntohl(pb->type) != t->type)
{
GNUNET_break_op (0);
return;
if (napps > 0)
{
GNUNET_MESH_ApplicationType at;
- GNUNET_HashCode hc;
+ struct GNUNET_HashCode hc;
c->apps = GNUNET_CONTAINER_multihashmap_create (napps);
for (i = 0; i < napps; i++)
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " app type: %u\n", at);
GNUNET_CRYPTO_hash (&at, sizeof (at), &hc);
/* store in clients hashmap */
- GNUNET_CONTAINER_multihashmap_put (c->apps, &hc, c,
+ GNUNET_CONTAINER_multihashmap_put (c->apps, &hc, (void *) (long) at,
GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE);
/* store in global hashmap, for announcements */
GNUNET_CONTAINER_multihashmap_put (applications, &hc, c,
if (ntypes > 0)
{
uint16_t u16;
- GNUNET_HashCode hc;
+ struct GNUNET_HashCode hc;
t = (uint16_t *) & a[napps];
c->types = GNUNET_CONTAINER_multihashmap_create (ntypes);
struct GNUNET_MESH_TunnelMessage *t_msg;
struct MeshTunnel *t;
struct MeshClient *c;
- GNUNET_HashCode hash;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "new tunnel requested\n");
return;
}
- t = GNUNET_malloc (sizeof (struct MeshTunnel));
while (NULL != tunnel_get_by_pi (myid, next_tid))
next_tid = (next_tid + 1) & ~GNUNET_MESH_LOCAL_TUNNEL_ID_CLI;
- t->id.tid = next_tid++;
+ t = tunnel_new (myid, next_tid++, c, ntohl (t_msg->tunnel_id));
next_tid = next_tid & ~GNUNET_MESH_LOCAL_TUNNEL_ID_CLI;
- t->id.oid = myid;
- t->local_tid = ntohl (t_msg->tunnel_id);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "CREATED TUNNEL %s [%x] (%x)\n",
GNUNET_i2s (&my_full_id), t->id.tid, t->local_tid);
- t->owner = c;
t->peers = GNUNET_CONTAINER_multihashmap_create (32);
- GNUNET_CRYPTO_hash (&t->local_tid, sizeof (MESH_TunnelNumber), &hash);
- if (GNUNET_OK !=
- GNUNET_CONTAINER_multihashmap_put (c->own_tunnels, &hash, t,
- GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY))
- {
- GNUNET_break (0);
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- return;
- }
-
- GNUNET_CRYPTO_hash (&t->id, sizeof (struct MESH_TunnelID), &hash);
- if (GNUNET_OK !=
- GNUNET_CONTAINER_multihashmap_put (tunnels, &hash, t,
- GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY))
- {
- GNUNET_break (0);
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- return;
- }
- t->tree = tree_new (myid);
-
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "new tunnel created\n");
GNUNET_SERVER_receive_done (client, GNUNET_OK);
return;
return;
}
+/**
+ * Handler for blacklist requests of peers in a tunnel
+ *
+ * @param cls closure
+ * @param client identification of the client
+ * @param message the actual message (PeerControl)
+ */
+static void
+handle_local_blacklist (void *cls, struct GNUNET_SERVER_Client *client,
+ const struct GNUNET_MessageHeader *message)
+{
+ struct GNUNET_MESH_PeerControl *peer_msg;
+ struct MeshClient *c;
+ struct MeshTunnel *t;
+ MESH_TunnelNumber tid;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got a PEER BLACKLIST request\n");
+ /* Sanity check for client registration */
+ if (NULL == (c = client_get (client)))
+ {
+ GNUNET_break (0);
+ GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
+ return;
+ }
+ peer_msg = (struct GNUNET_MESH_PeerControl *) message;
+
+ /* Sanity check for message size */
+ if (sizeof (struct GNUNET_MESH_PeerControl) != ntohs (peer_msg->header.size))
+ {
+ GNUNET_break (0);
+ GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
+ return;
+ }
+
+ /* Tunnel exists? */
+ tid = ntohl (peer_msg->tunnel_id);
+ t = tunnel_get_by_local_id (c, tid);
+ if (NULL == t)
+ {
+ GNUNET_break (0);
+ GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
+ return;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " on tunnel %X\n", t->id.tid);
+
+ GNUNET_array_append(t->blacklisted, t->nblacklisted,
+ GNUNET_PEER_intern(&peer_msg->peer));
+}
+
+
+/**
+ * Handler for unblacklist requests of peers in a tunnel
+ *
+ * @param cls closure
+ * @param client identification of the client
+ * @param message the actual message (PeerControl)
+ */
+static void
+handle_local_unblacklist (void *cls, struct GNUNET_SERVER_Client *client,
+ const struct GNUNET_MessageHeader *message)
+{
+ struct GNUNET_MESH_PeerControl *peer_msg;
+ struct MeshClient *c;
+ struct MeshTunnel *t;
+ MESH_TunnelNumber tid;
+ GNUNET_PEER_Id pid;
+ unsigned int i;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got a PEER UNBLACKLIST request\n");
+ /* Sanity check for client registration */
+ if (NULL == (c = client_get (client)))
+ {
+ GNUNET_break (0);
+ GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
+ return;
+ }
+ peer_msg = (struct GNUNET_MESH_PeerControl *) message;
+
+ /* Sanity check for message size */
+ if (sizeof (struct GNUNET_MESH_PeerControl) != ntohs (peer_msg->header.size))
+ {
+ GNUNET_break (0);
+ GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
+ return;
+ }
+
+ /* Tunnel exists? */
+ tid = ntohl (peer_msg->tunnel_id);
+ t = tunnel_get_by_local_id (c, tid);
+ if (NULL == t)
+ {
+ GNUNET_break (0);
+ GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
+ return;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " on tunnel %X\n", t->id.tid);
+
+ /* if peer is not known, complain */
+ pid = GNUNET_PEER_search (&peer_msg->peer);
+ if (0 == pid)
+ {
+ GNUNET_break (0);
+ return;
+ }
+
+ /* search and remove from list */
+ for (i = 0; i < t->nblacklisted; i++)
+ {
+ if (t->blacklisted[i] == pid)
+ {
+ t->blacklisted[i] = t->blacklisted[t->nblacklisted - 1];
+ GNUNET_array_grow (t->blacklisted, t->nblacklisted, t->nblacklisted - 1);
+ return;
+ }
+ }
+
+ /* if peer hasn't been blacklisted, complain */
+ GNUNET_break (0);
+}
+
/**
* Handler for connection requests to new peers by type
struct GNUNET_MESH_ConnectPeerByType *connect_msg;
struct MeshClient *c;
struct MeshTunnel *t;
- GNUNET_HashCode hash;
+ struct GNUNET_HashCode hash;
MESH_TunnelNumber tid;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "got connect by type request\n");
GNUNET_h2s (&hash));
t->dht_get_type =
GNUNET_DHT_get_start (dht_handle,
- GNUNET_BLOCK_TYPE_TEST, &hash, 10,
+ GNUNET_BLOCK_TYPE_MESH_PEER_BY_TYPE,
+ &hash,
+ 10,
GNUNET_DHT_RO_RECORD_ROUTE |
- GNUNET_DHT_RO_DEMULTIPLEX_EVERYWHERE, NULL, 0,
+ GNUNET_DHT_RO_DEMULTIPLEX_EVERYWHERE,
+ NULL, 0,
&dht_get_type_handler, t);
GNUNET_SERVER_receive_done (client, GNUNET_OK);
{&handle_local_connect_del, NULL,
GNUNET_MESSAGE_TYPE_MESH_LOCAL_PEER_DEL,
sizeof (struct GNUNET_MESH_PeerControl)},
+ {&handle_local_blacklist, NULL,
+ GNUNET_MESSAGE_TYPE_MESH_LOCAL_PEER_BLACKLIST,
+ sizeof (struct GNUNET_MESH_PeerControl)},
+ {&handle_local_unblacklist, NULL,
+ GNUNET_MESSAGE_TYPE_MESH_LOCAL_PEER_UNBLACKLIST,
+ sizeof (struct GNUNET_MESH_PeerControl)},
{&handle_local_connect_by_type, NULL,
GNUNET_MESSAGE_TYPE_MESH_LOCAL_PEER_ADD_BY_TYPE,
sizeof (struct GNUNET_MESH_ConnectPeerByType)},
core_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
{
struct MeshPeerInfo *pi;
- unsigned int i;
+ struct MeshPeerQueue *q;
+ struct MeshPeerQueue *n;
DEBUG_CONN ("Peer disconnected\n");
pi = GNUNET_CONTAINER_multihashmap_get (peers, &peer->hashPubKey);
GNUNET_break (0);
return;
}
- for (i = 0; i < CORE_QUEUE_SIZE; i++)
+ q = pi->queue_head;
+ while (NULL != q)
{
- /* TODO: notify that the transmission failed */
- // FIXME CORE_QUEUE_SIZE
+ n = q->next;
+ if (q->peer == pi)
+ {
+ /* try to reroute this traffic instead */
+ queue_destroy(q, GNUNET_YES);
+ }
+ q = n;
}
peer_info_remove_path (pi, pi->id, myid);
if (myid == pi->id)
* GNUNET_NO if not.
*/
static int
-shutdown_tunnel (void *cls, const GNUNET_HashCode * key, void *value)
+shutdown_tunnel (void *cls, const struct GNUNET_HashCode * key, void *value)
{
struct MeshTunnel *t = value;
* GNUNET_NO if not.
*/
static int
-shutdown_peer (void *cls, const GNUNET_HashCode * key, void *value)
+shutdown_peer (void *cls, const struct GNUNET_HashCode * key, void *value)
{
struct MeshPeerInfo *p = value;
+ struct MeshPeerQueue *q;
+ struct MeshPeerQueue *n;
+ q = p->queue_head;
+ while (NULL != q)
+ {
+ n = q->next;
+ if (q->peer == p)
+ {
+ queue_destroy(q, GNUNET_YES);
+ }
+ q = n;
+ }
peer_info_destroy (p);
return GNUNET_YES;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "starting to run\n");
server_handle = server;
core_handle = GNUNET_CORE_connect (c, /* Main configuration */
- 1, /* queue size */
NULL, /* Closure passed to MESH functions */
&core_init, /* Call core_init once connected */
&core_connect, /* Handle connects */
&my_full_id.hashPubKey);
myid = GNUNET_PEER_intern (&my_full_id);
-// // transport_handle = GNUNET_TRANSPORT_connect(c,
-// // &my_full_id,
-// // NULL,
-// // NULL,
-// // NULL,
-// // NULL);
+// transport_handle = GNUNET_TRANSPORT_connect(c,
+// &my_full_id,
+// NULL,
+// NULL,
+// NULL,
+// NULL);
dht_handle = GNUNET_DHT_connect (c, 64);
if (dht_handle == NULL)