2 This file is part of GNUnet.
3 (C) 2013 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
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
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17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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22 * @file mesh/gnunet-service-mesh_channel.h
23 * @brief mesh service; dealing with end-to-end channels
24 * @author Bartlomiej Polot
26 * All functions in this file should use the prefix GMCH (Gnunet Mesh CHannel)
29 #ifndef GNUNET_SERVICE_MESH_CHANNEL_H
30 #define GNUNET_SERVICE_MESH_CHANNEL_H
35 #if 0 /* keep Emacsens' auto-indent happy */
40 #include "gnunet_util_lib.h"
43 * Struct containing all information regarding a channel to a remote client.
48 * Send an end-to-end ACK message for the most recent in-sequence payload.
50 * If channel is not reliable, do nothing.
52 * @param ch Channel this is about.
53 * @param fwd Is for FWD traffic? (ACK dest->owner)
56 GMCH_send_ack (struct MeshChannel *ch, int fwd);
59 * Send data on a channel.
61 * If the destination is local, send it to client, otherwise encrypt and
66 * @param fwd Is this a fwd (root->dest) message?
69 GMCH_send_data (struct MeshChannel *ch,
70 const struct GNUNET_MESH_Data *msg,
74 * Notify the destination client that a new incoming channel was created.
76 * @param ch Channel that was created.
79 GMCH_send_create (struct MeshChannel *ch);
83 * Notify a client that the channel is no longer valid.
85 * @param ch Channel that is destroyed.
86 * @param fwd Forward notification (owner->dest)?
89 GMCH_send_destroy (struct MeshChannel *ch, int fwd);
98 GMCH_debug (struct MeshChannel *ch);
102 * Handler for mesh network payload traffic.
104 * @param t Tunnel on which we got this message.
105 * @param message Unencryted data message.
106 * @param fwd Is this FWD traffic? GNUNET_YES : GNUNET_NO;
109 GMCH_handle_data (struct MeshTunnel2 *t,
110 const struct GNUNET_MESH_Data *msg,
115 * Handler for mesh network traffic end-to-end ACKs.
117 * @param t Tunnel on which we got this message.
118 * @param message Data message.
119 * @param fwd Is this a fwd ACK? (dest->orig)
122 GMCH_handle_data_ack (struct MeshTunnel2 *t,
123 const struct GNUNET_MESH_DataACK *msg,
128 * Handler for channel create messages.
130 * @param t Tunnel this channel is to be created in.
131 * @param msg Message.
132 * @param fwd Is this FWD traffic? GNUNET_YES : GNUNET_NO;
135 GMCH_handle_create (struct MeshTunnel2 *t,
136 struct GNUNET_MESH_ChannelCreate *msg,
141 * Handler for channel ack messages.
143 * @param t Tunnel this channel is to be created in.
144 * @param msg Message.
145 * @param fwd Is this FWD traffic? GNUNET_YES : GNUNET_NO;
148 GMCH_handle_ack (struct MeshTunnel2 *t,
149 struct GNUNET_MESH_ChannelManage *msg,
154 * Handler for channel destroy messages.
156 * @param t Tunnel this channel is to be destroyed of.
157 * @param msg Message.
158 * @param fwd Is this FWD traffic? GNUNET_YES : GNUNET_NO;
161 GMCH_handle_destroy (struct MeshTunnel2 *t,
162 struct GNUNET_MESH_ChannelManage *msg,
168 #if 0 /* keep Emacsens' auto-indent happy */
175 /* ifndef GNUNET_SERVICE_MESH_CHANNEL_H */
177 /* end of gnunet-service-mesh_channel.h */