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;
63 struct SilcServerStruct {
68 unsigned char *id_string;
72 bool standalone; /* TRUE if server is standalone, and
73 does not have connection to network. */
74 bool listenning; /* TRUE if server is listenning for
75 incoming connections. */
76 SilcServerEntry id_entry; /* Server's own ID entry */
77 SilcServerEntry router; /* Pointer to the primary router */
78 unsigned long router_connect; /* Time when router was connected */
79 SilcServerBackup backup; /* Backup routers */
80 bool backup_router; /* TRUE if this is backup router */
81 bool backup_primary; /* TRUE if we've switched our primary
82 router to a backup router. */
84 /* Current command identifier, 0 not used */
87 /* SILC server scheduler */
88 SilcSchedule schedule;
91 SilcIDList local_list;
92 SilcIDList global_list;
94 /* Table of connected sockets */
95 SilcSocketConnection *sockets;
99 SilcCipher receive_key;
100 SilcCipher none_cipher;
102 /* Server public key */
104 SilcPublicKey public_key;
105 SilcPrivateKey private_key;
107 /* Hash objects for general hashing */
111 /* HMAC objects for MAC's. */
115 /* Configuration object */
116 SilcServerConfig config;
121 /* Server statistics */
122 SilcServerStatistics stat;
124 /* Pending command queue */
125 SilcDList pending_commands;
127 /* Default parameteres for server */
128 SilcServerParams params;
131 /* SIM (SILC Module) list */
136 /* Server's heartbeat context */
139 } *SilcServerHBContext;
141 /* Failure context. This is allocated when failure packet is received.
142 Failure packets are processed with timeout and data is saved in this
146 SilcSocketConnection sock;
148 } *SilcServerFailureContext;
152 /* Registers generic task for file descriptor for reading from network and
153 writing to network. As being generic task the actual task is allocated
154 only once and after that the same task applies to all registered fd's. */
155 #define SILC_REGISTER_CONNECTION_FOR_IO(fd) \
157 silc_schedule_task_add(server->schedule, (fd), \
158 silc_server_packet_process, \
161 SILC_TASK_PRI_NORMAL); \
164 #define SILC_SET_CONNECTION_FOR_INPUT(s, fd) \
166 silc_schedule_set_listen_fd((s), (fd), SILC_TASK_READ); \
169 #define SILC_SET_CONNECTION_FOR_OUTPUT(s, fd) \
171 silc_schedule_set_listen_fd((s), (fd), (SILC_TASK_READ | SILC_TASK_WRITE)); \
175 SILC_TASK_CALLBACK_GLOBAL(silc_server_rekey_final);