2 This file is part of GNUnet.
3 (C) 2001 - 2011 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
22 * @author Bartlomiej Polot
23 * @file mesh/mesh_protocol.h
26 #ifndef MESH_PROTOCOL_H_
27 #define MESH_PROTOCOL_H_
33 /* keep Emacsens' auto-indent happy */
38 /******************************************************************************/
39 /******************** MESH NETWORK MESSAGES **************************/
40 /******************************************************************************/
42 GNUNET_NETWORK_STRUCT_BEGIN
45 * Message for mesh path management
47 struct GNUNET_MESH_ManipulatePath
50 * Type: GNUNET_MESSAGE_TYPE_MESH_PATH_[CREATE|CHANGE|ADD|DEL]
52 * Size: sizeof(struct GNUNET_MESH_ManipulatePath) +
53 * path_length * sizeof (struct GNUNET_PeerIdentity)
55 struct GNUNET_MessageHeader header;
58 * Global id of the tunnel this path belongs to,
59 * unique in conjunction with the origin.
61 uint32_t tid GNUNET_PACKED;
64 * path_length structs defining the *whole* path from the origin [0] to the
65 * final destination [path_length-1].
67 /* struct GNUNET_PeerIdentity peers[path_length]; */
71 * Message for mesh data traffic to all tunnel targets.
73 struct GNUNET_MESH_Multicast
76 * Type: GNUNET_MESSAGE_TYPE_MESH_MULTICAST
78 struct GNUNET_MessageHeader header;
83 uint32_t tid GNUNET_PACKED;
86 * Number of hops to live
88 uint32_t ttl GNUNET_PACKED;
91 * Unique ID of the packet
93 uint32_t mid GNUNET_PACKED;
98 struct GNUNET_PeerIdentity oid;
107 * Message for mesh data traffic to a particular destination from origin.
109 struct GNUNET_MESH_Unicast
112 * Type: GNUNET_MESSAGE_TYPE_MESH_UNICAST
114 struct GNUNET_MessageHeader header;
119 uint32_t tid GNUNET_PACKED;
124 struct GNUNET_PeerIdentity oid;
129 struct GNUNET_PeerIdentity destination;
138 * Message for mesh data traffic from a tunnel participant to origin.
140 struct GNUNET_MESH_ToOrigin
143 * Type: GNUNET_MESSAGE_TYPE_MESH_TO_ORIGIN
145 struct GNUNET_MessageHeader header;
150 uint32_t tid GNUNET_PACKED;
155 struct GNUNET_PeerIdentity oid;
158 * Sender of the message.
160 struct GNUNET_PeerIdentity sender;
169 * Message for ack'ing a path
171 struct GNUNET_MESH_PathACK
174 * Type: GNUNET_MESSAGE_TYPE_MESH_PATH_ACK
176 struct GNUNET_MessageHeader header;
181 uint32_t tid GNUNET_PACKED;
186 struct GNUNET_PeerIdentity oid;
191 struct GNUNET_PeerIdentity peer_id;
193 /* TODO: signature */
198 * Message for notifying a disconnection in a path
200 struct GNUNET_MESH_PathBroken
203 * Type: GNUNET_MESSAGE_TYPE_MESH_PATH_BROKEN
205 struct GNUNET_MessageHeader header;
210 uint32_t tid GNUNET_PACKED;
215 struct GNUNET_PeerIdentity oid;
220 struct GNUNET_PeerIdentity peer1;
225 struct GNUNET_PeerIdentity peer2;
227 /* TODO: signature */
232 * Message to destroy a tunnel
234 struct GNUNET_MESH_TunnelDestroy
237 * Type: GNUNET_MESSAGE_TYPE_MESH_TUNNEL_DESTROY
239 struct GNUNET_MessageHeader header;
244 uint32_t tid GNUNET_PACKED;
249 struct GNUNET_PeerIdentity oid;
251 /* TODO: signature */
256 * Message for mesh flow control
258 struct GNUNET_MESH_SpeedNotify
261 * Type: GNUNET_MESSAGE_TYPE_DATA_SPEED_NOTIFY
263 struct GNUNET_MessageHeader header;
268 uint32_t tid GNUNET_PACKED;
273 struct GNUNET_PeerIdentity oid;
276 * Slowest link down the path (above minimum speed requirement).
281 GNUNET_NETWORK_STRUCT_END
283 #if 0 /* keep Emacsens' auto-indent happy */
290 /* ifndef MESH_PROTOCOL_H */
292 /* end of mesh_protocol.h */