2 This file is part of GNUnet.
3 (C) 2010,2011 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 * @file transport/gnunet-service-transport.h
24 * @author Christian Grothoff
26 #ifndef GNUNET_SERVICE_TRANSPORT_H
27 #define GNUNET_SERVICE_TRANSPORT_H
29 #include "gnunet_util_lib.h"
30 #include "gnunet_statistics_service.h"
31 #include "gnunet_transport_service.h"
33 #define VERBOSE_VALIDATION GNUNET_YES
38 extern struct GNUNET_STATISTICS_Handle *GST_stats;
41 * Configuration handle.
43 extern const struct GNUNET_CONFIGURATION_Handle *GST_cfg;
46 * Configuration handle.
48 extern struct GNUNET_PeerIdentity GST_my_identity;
51 * Handle to peerinfo service.
53 extern struct GNUNET_PEERINFO_Handle *GST_peerinfo;
58 extern struct GNUNET_CRYPTO_EddsaPrivateKey *GST_my_private_key;
63 extern struct GNUNET_ATS_SchedulingHandle *GST_ats;
67 * Function to call when a peer's address has changed
70 * @param peer peer this update is about,
71 * @param address address, NULL for disconnect notification
73 typedef void (*GNUNET_TRANSPORT_AddressChangeCallback) (void *cls,
74 const struct GNUNET_PeerIdentity *peer,
75 const struct GNUNET_HELLO_Address *address);
79 * Function called by the transport for each received message.
80 * This function should also be called with "NULL" for the
81 * message to signal that the other peer disconnected.
83 * @param cls closure, const char* with the name of the plugin we received the message from
84 * @param peer (claimed) identity of the other peer
85 * @param message the message, NULL if we only care about
86 * learning about the delay until we should receive again -- FIXME!
87 * @param session identifier used for this session (NULL for plugins
88 * that do not offer bi-directional communication to the sender
89 * using the same "connection")
90 * @param sender_address binary address of the sender (if we established the
91 * connection or are otherwise sure of it; should be NULL
92 * for inbound TCP/UDP connections since it it not clear
93 * that we could establish ourselves a connection to that
94 * IP address and get the same system)
95 * @param sender_address_len number of bytes in sender_address
96 * @return how long the plugin should wait until receiving more data
97 * (plugins that do not support this, can ignore the return value)
99 struct GNUNET_TIME_Relative
100 GST_receive_callback (void *cls,
101 const struct GNUNET_PeerIdentity *peer,
102 const struct GNUNET_MessageHeader *message,
103 struct Session *session,
104 const char *sender_address,
105 uint16_t sender_address_len);
109 * Notify ATS about the new address including the network this address is
112 * @param address the address
113 * @param session the session
114 * @param ats ats information
115 * @param ats_count number of @a ats information
118 GST_ats_add_address (const struct GNUNET_HELLO_Address *address,
119 struct Session *session,
120 const struct GNUNET_ATS_Information *ats,
125 * Notify ATS about property changes to an address
127 * @param peer the peer
128 * @param address the address
129 * @param session the session
130 * @param ats performance information
131 * @param ats_count number of elements in @a ats
134 GST_ats_update_metrics (const struct GNUNET_PeerIdentity *peer,
135 const struct GNUNET_HELLO_Address *address,
136 struct Session *session,
137 const struct GNUNET_ATS_Information *ats,
141 /* end of file gnunet-service-transport_plugins.h */