5 Author: Pekka Riikonen <priikone@poseidon.pspt.fi>
7 Copyright (C) 1997 - 2001 Pekka Riikonen
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
21 #ifndef SERVER_INTERNAL_H
22 #define SERVER_INTERNAL_H
24 /* Server statistics structure. This holds various statistics about
27 /* Local stats (server and router) */
28 uint32 my_clients; /* Locally connected clients */
29 uint32 my_servers; /* Locally connected servers */
30 uint32 my_routers; /* Locally connected routers */
31 uint32 my_channels; /* Locally created channels */
32 uint32 my_chanclients; /* Local clients on local channels */
33 uint32 my_aways; /* Local clients away (XXX) */
34 uint32 my_server_ops; /* Local server operators */
35 uint32 my_router_ops; /* Local router operators */
37 /* Global stats (mainly for router) */
38 uint32 cell_clients; /* All clients in cell */
39 uint32 cell_servers; /* All servers in cell */
40 uint32 cell_channels; /* All channels in cell */
41 uint32 cell_chanclients; /* All clients on cell's channels */
42 uint32 clients; /* All clients */
43 uint32 servers; /* All servers */
44 uint32 routers; /* All routers */
45 uint32 channels; /* All channels */
46 uint32 chanclients; /* All clients on channels */
47 uint32 server_ops; /* All server operators */
48 uint32 router_ops; /* All router operators */
51 uint32 conn_attempts; /* Connection attempts */
52 uint32 conn_failures; /* Connection failure */
53 uint32 auth_attempts; /* Authentication attempts */
54 uint32 auth_failures; /* Authentication failures */
55 uint32 packets_sent; /* Sent packets */
56 uint32 packets_received; /* Received packets */
57 } SilcServerStatistics;
60 SilcSocketConnection sock;
62 /* Remote host name and port */
66 /* Current connection retry info */
70 /* Back pointer to server */
72 } *SilcServerConnection;
78 struct SilcServerStruct {
85 unsigned char *id_string;
89 /* Current command identifier, 0 not used */
92 /* Server's own ID entry. */
93 SilcServerEntry id_entry;
95 /* Back pointer to the primary router of this server. */
96 SilcServerEntry router;
98 /* SILC server schduler and task queues */
99 SilcSchedule schedule;
100 SilcTaskQueue io_queue;
101 SilcTaskQueue timeout_queue;
102 SilcTaskQueue generic_queue;
105 SilcIDList local_list;
106 SilcIDList global_list;
108 /* Table of connected sockets */
109 SilcSocketConnection *sockets;
113 SilcCipher receive_key;
114 SilcCipher none_cipher;
116 /* Server public key */
118 SilcPublicKey public_key;
119 SilcPrivateKey private_key;
121 /* Hash objects for general hashing */
125 /* HMAC objects for MAC's. */
129 /* Configuration object */
130 SilcServerConfig config;
135 /* Server statistics */
136 SilcServerStatistics stat;
138 /* Pending command queue */
139 SilcDList pending_commands;
141 /* Default parameteres for server */
142 SilcServerParams params;
145 /* SIM (SILC Module) list */
150 /* Server's heartbeat context */
153 } *SilcServerHBContext;
155 /* Failure context. This is allocated when failure packet is received.
156 Failure packets are processed with timeout and data is saved in this
160 SilcSocketConnection sock;
162 } *SilcServerFailureContext;
166 /* Registers generic task for file descriptor for reading from network and
167 writing to network. As being generic task the actual task is allocated
168 only once and after that the same task applies to all registered fd's. */
169 #define SILC_REGISTER_CONNECTION_FOR_IO(fd) \
171 SilcTask tmptask = silc_task_register(server->generic_queue, (fd), \
172 silc_server_packet_process, \
175 SILC_TASK_PRI_NORMAL); \
176 silc_task_set_iotype(tmptask, SILC_TASK_WRITE); \
179 #define SILC_SET_CONNECTION_FOR_INPUT(s, fd) \
181 silc_schedule_set_listen_fd((s), (fd), (1L << SILC_TASK_READ)); \
184 #define SILC_SET_CONNECTION_FOR_OUTPUT(s, fd) \
186 silc_schedule_set_listen_fd((s), (fd), ((1L << SILC_TASK_READ) | \
187 (1L << SILC_TASK_WRITE))); \
191 SILC_TASK_CALLBACK_GLOBAL(silc_server_rekey_final);