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
30 #include <gnunet_mesh_service_new.h>
31 #include "gnunet_common.h"
33 /******************************************************************************/
34 /******************** MESH LOCAL MESSAGES *************************/
35 /******************************************************************************/
36 /* Any API call should be documented in the folowing table under API CALL.
37 * Also, any message type should be documented in the following table, with the
40 * API CALL (GNUNET_MESH_*) MESSAGE USED
41 * ------------------------ ------------
42 * connect GNUNET_MESH_ClientConnect
43 * disconnect None (network level disconnect)
45 * tunnel_create GNUNET_MESH_TunnelMessage
46 * tunnel_destroy GNUNET_MESH_TunnelMessage
48 * peer_request_connect_add GNUNET_MESH_PeerControl
49 * peer_request_connect_del GNUNET_MESH_PeerControl
50 * peer_request_connect_by_type GNUNET_MESH_ConnectPeerByType
52 * notify_transmit_ready GNUNET_MESH_TransmitReady
53 * notify_transmit_ready_cancel None (clear of internal data structures)
59 * notify_transmit_ready reply GNUNET_MESH_TransmitReady
60 * notify_transmit_ready data GNUNET_MESH_Data or
61 * GNUNET_MESH_DataBroadcast
62 * new incoming tunnel GNUNET_MESH_PeerControl
63 * peer connects to a tunnel GNUNET_MESH_PeerControl
64 * peer disconnects from a tunnel GNUNET_MESH_PeerControl
68 * Message for a client to register to the service
70 struct GNUNET_MESH_ClientConnect {
72 * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_CONNECT
74 * Size: sizeof(struct GNUNET_MESH_ClientConnect) +
75 * sizeof(uint16_t) * types +
76 * sizeof(MESH_ApplicationType) * applications
78 struct GNUNET_MessageHeader header;
79 uint16_t types GNUNET_PACKED;
80 uint16_t applications GNUNET_PACKED;
85 * Type for tunnel numbering.
86 * - Local tunnel numbers are >= 0x80000000
87 * - Global tunnel numbers are < 0x80000000
89 typedef uint32_t MESH_TunnelID;
92 * Message for a client to create and destroy tunnels.
94 struct GNUNET_MESH_TunnelMessage {
96 * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_TUNNEL_[CREATE|DESTROY]
98 * Size: sizeof(struct GNUNET_MESH_TunnelMessage)
100 struct GNUNET_MessageHeader header;
103 * ID of a tunnel controlled by this client.
105 MESH_TunnelID tunnel_id GNUNET_PACKED;
110 * - request adding and deleting peers from a tunnel
111 * - notify the client that peers have connected:
113 * -- unrequested (new incoming tunnels)
114 * - notify the client that peers have disconnected
116 struct GNUNET_MESH_PeerControl {
119 * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_CONNECT_PEER_[ADD|DEL]
120 * (client to service, client created tunnel)
121 * GNUNET_MESSAGE_TYPE_MESH_LOCAL_PEER_[CONNECTED|DISCONNECTED]
122 * (service to client)
124 * Size: sizeof(struct GNUNET_MESH_PeerControl)
126 struct GNUNET_MessageHeader header;
129 * ID of a tunnel controlled by this client.
131 MESH_TunnelID tunnel_id GNUNET_PACKED;
134 * Peer to connect/disconnect.
136 struct GNUNET_PeerIdentity peer;
141 * Message for connecting to peers offering a certain service.
143 struct GNUNET_MESH_ConnectPeerByType {
145 * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_CONNECT_PEER_BY_TYPE
147 struct GNUNET_MessageHeader header;
150 * ID of a tunnel controlled by this client.
152 MESH_TunnelID tunnel_id GNUNET_PACKED;
157 GNUNET_MESH_ApplicationType type GNUNET_PACKED;
162 * Message for notifying the service that the client wants to send data or
163 * notifying a client that the service is ready to accept data.
165 struct GNUNET_MESH_TransmitReady {
167 * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_REQUEST_TRANSMIT_READY
168 * GNUNET_MESSAGE_TYPE_MESH_LOCAL_NOTIFY_TRANSMIT_READY
170 struct GNUNET_MessageHeader header;
173 * ID of a tunnel controlled by this client.
175 MESH_TunnelID tunnel_id GNUNET_PACKED;
178 * Size of message we would like to transmit to this tunnel
180 uint32_t msg_size GNUNET_PACKED;
185 * Message to encapsulate data transmitted to/from the service
187 struct GNUNET_MESH_Data {
189 * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_DATA
190 * (client to service, or service to client)
191 * Size: sizeof(struct GNUNET_MESH_Data) + sizeof (data)
193 struct GNUNET_MessageHeader header;
196 * ID of a tunnel controlled by this client.
198 MESH_TunnelID tunnel_id GNUNET_PACKED;
201 * Source or destination of the message (depending on direction).
203 struct GNUNET_PeerIdentity peer_id;
209 * Message to encapsulate broadcast data transmitted to the service
211 struct GNUNET_MESH_DataBroadcast {
213 * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_DATA_BROADCAST
214 * (client to service only, client created tunnel)
215 * Size: sizeof(struct GNUNET_MESH_DataBroadcast) + sizeof (data)
217 struct GNUNET_MessageHeader header;
220 * ID of a tunnel controlled by this client.
222 MESH_TunnelID tunnel_id GNUNET_PACKED;