5 Author: Pekka Riikonen <priikone@poseidon.pspt.fi>
7 Copyright (C) 1997 - 2000 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 SERVERCONFIG_H
22 #define SERVERCONFIG_H
24 /* Holds information of configured algorithms */
25 typedef struct SilcServerConfigSectionAlgStruct {
30 struct SilcServerConfigSectionAlgStruct *next;
31 struct SilcServerConfigSectionAlgStruct *prev;
32 #define SILC_CONFIG_SERVER_MODNAME "builtin"
33 } SilcServerConfigSectionAlg;
35 /* Holds server keys from config file */
37 SilcPublicKey public_key;
38 SilcPrivateKey private_key;
39 } SilcServerConfigSectionServerKeys;
41 /* Holds server information from config file */
47 } SilcServerConfigSectionServerInfo;
49 /* Holds server's administrative information from config file */
55 } SilcServerConfigSectionAdminInfo;
57 /* Holds all the ports the server is listenning on */
58 typedef struct SilcServerConfigSectionListenPortStruct {
62 struct SilcServerConfigSectionListenPortStruct *next;
63 struct SilcServerConfigSectionListenPortStruct *prev;
64 } SilcServerConfigSectionListenPort;
66 /* Holds server's execution identity, or the user and group which
67 to change from root when server starts */
71 } SilcServerConfigSectionIdentity;
73 /* Holds all the configured log files. */
74 typedef struct SilcServerConfigSectionLoggingStruct {
78 struct SilcServerConfigSectionLoggingStruct *next;
79 struct SilcServerConfigSectionLoggingStruct *prev;
81 /* Allowed <Logging> section types */
82 #define SILC_CONFIG_SERVER_LF_INFO "infologfile"
83 #define SILC_CONFIG_SERVER_LF_WARNING "warninglogfile"
84 #define SILC_CONFIG_SERVER_LF_ERROR "errorlogfile"
85 #define SILC_CONFIG_SERVER_LF_FATAL "fatallogfile"
86 } SilcServerConfigSectionLogging;
88 /* Holds all configured connection classes */
89 typedef struct SilcServerConfigSectionConnectionClassStruct {
94 struct SilcServerConfigSectionConnectionClassStruct *next;
95 struct SilcServerConfigSectionConnectionClassStruct *prev;
96 } SilcServerConfigSectionConnectionClass;
98 #define SILC_CONFIG_SERVER_AUTH_METH_PASSWD "passwd"
99 #define SILC_CONFIG_SERVER_AUTH_METH_PUBKEY "pubkey"
101 /* Holds all client authentication data from config file */
102 typedef struct SilcServerConfigSectionClientConnectionStruct {
104 SilcAuthMethod auth_meth;
106 uint32 auth_data_len;
109 struct SilcServerConfigSectionClientConnectionStruct *next;
110 struct SilcServerConfigSectionClientConnectionStruct *prev;
111 } SilcServerConfigSectionClientConnection;
113 /* Hols all server's administrators authentication data from config file */
114 typedef struct SilcServerConfigSectionAdminConnectionStruct {
118 SilcAuthMethod auth_meth;
120 uint32 auth_data_len;
121 struct SilcServerConfigSectionAdminConnectionStruct *next;
122 struct SilcServerConfigSectionAdminConnectionStruct *prev;
123 } SilcServerConfigSectionAdminConnection;
125 /* Holds all configured server/router connections from config file */
126 typedef struct SilcServerConfigSectionServerConnectionStruct {
128 SilcAuthMethod auth_meth;
130 uint32 auth_data_len;
135 struct SilcServerConfigSectionServerConnectionStruct *next;
136 struct SilcServerConfigSectionServerConnectionStruct *prev;
137 } SilcServerConfigSectionServerConnection;
139 /* Holds all configured denied connections from config file */
145 } SilcServerConfigSectionDenyConnection;
147 /* Holds motd file */
150 } SilcServerConfigSectionMotd;
153 SILC Server Config object.
155 This object holds all the data parsed from the SILC server configuration
156 file. This is mainly used at the initialization of the server.
160 /* Pointer back to the server */
163 /* Filename of the configuration file */
166 /* Configuration sections */
167 SilcServerConfigSectionAlg *cipher;
168 SilcServerConfigSectionAlg *pkcs;
169 SilcServerConfigSectionAlg *hash_func;
170 SilcServerConfigSectionAlg *hmac;
171 SilcServerConfigSectionServerKeys *server_keys;
172 SilcServerConfigSectionServerInfo *server_info;
173 SilcServerConfigSectionAdminInfo *admin_info;
174 SilcServerConfigSectionListenPort *listen_port;
175 SilcServerConfigSectionIdentity *identity;
176 SilcServerConfigSectionLogging *logging;
177 SilcServerConfigSectionConnectionClass *conn_class;
178 SilcServerConfigSectionClientConnection *clients;
179 SilcServerConfigSectionServerConnection *servers;
180 SilcServerConfigSectionServerConnection *routers;
181 SilcServerConfigSectionAdminConnection *admins;
182 SilcServerConfigSectionDenyConnection *denied;
183 SilcServerConfigSectionMotd *motd;
184 } SilcServerConfigObject;
186 typedef SilcServerConfigObject *SilcServerConfig;
188 /* Configuration section type enumerations. */
190 SILC_CONFIG_SERVER_SECTION_TYPE_NONE = 0,
191 SILC_CONFIG_SERVER_SECTION_TYPE_CIPHER,
192 SILC_CONFIG_SERVER_SECTION_TYPE_PKCS,
193 SILC_CONFIG_SERVER_SECTION_TYPE_HASH_FUNCTION,
194 SILC_CONFIG_SERVER_SECTION_TYPE_HMAC,
195 SILC_CONFIG_SERVER_SECTION_TYPE_SERVER_KEYS,
196 SILC_CONFIG_SERVER_SECTION_TYPE_SERVER_INFO,
197 SILC_CONFIG_SERVER_SECTION_TYPE_ADMIN_INFO,
198 SILC_CONFIG_SERVER_SECTION_TYPE_LISTEN_PORT,
199 SILC_CONFIG_SERVER_SECTION_TYPE_IDENTITY,
200 SILC_CONFIG_SERVER_SECTION_TYPE_LOGGING,
201 SILC_CONFIG_SERVER_SECTION_TYPE_CONNECTION_CLASS,
202 SILC_CONFIG_SERVER_SECTION_TYPE_CLIENT_CONNECTION,
203 SILC_CONFIG_SERVER_SECTION_TYPE_SERVER_CONNECTION,
204 SILC_CONFIG_SERVER_SECTION_TYPE_ROUTER_CONNECTION,
205 SILC_CONFIG_SERVER_SECTION_TYPE_ADMIN_CONNECTION,
206 SILC_CONFIG_SERVER_SECTION_TYPE_DENY_CONNECTION,
207 SILC_CONFIG_SERVER_SECTION_TYPE_MOTD,
208 } SilcServerConfigSectionType;
210 /* SILC Configuration Section structure. */
213 SilcServerConfigSectionType type;
215 } SilcServerConfigSection;
217 /* LIst of all possible config sections in SILC server. */
218 extern SilcServerConfigSection silc_server_config_sections[];
220 /* Structure used in parsing the configuration lines. The line is read
221 from a file to this structure before parsing it further. */
222 typedef struct SilcServerConfigParseStruct {
225 SilcServerConfigSection *section;
226 struct SilcServerConfigParseStruct *next;
227 struct SilcServerConfigParseStruct *prev;
228 } *SilcServerConfigParse;
232 /* Allocates list entries for configuration sections. Used by all
233 config sections as this is common. */
234 #define SILC_SERVER_CONFIG_LIST_ALLOC(x) \
237 (x) = silc_calloc(1, sizeof(*(x))); \
242 (x)->next = silc_calloc(1, sizeof(*(x)->next)); \
243 (x)->next->next = NULL; \
244 (x)->next->prev = (x); \
251 SilcServerConfig silc_server_config_alloc(char *filename);
252 void silc_server_config_free(SilcServerConfig config);
253 int silc_server_config_parse(SilcServerConfig config, SilcBuffer buffer,
254 SilcServerConfigParse *return_config);
255 int silc_server_config_parse_lines(SilcServerConfig config,
256 SilcServerConfigParse parse_config);
257 int silc_server_config_check_sections(uint32 checkmask);
258 void silc_server_config_setlogfiles(SilcServerConfig config);
259 void silc_server_config_register_ciphers(SilcServerConfig config);
260 void silc_server_config_register_pkcs(SilcServerConfig config);
261 void silc_server_config_register_hashfuncs(SilcServerConfig config);
262 void silc_server_config_register_hmacs(SilcServerConfig config);
263 SilcServerConfigSectionClientConnection *
264 silc_server_config_find_client_conn(SilcServerConfig config,
265 char *host, int port);
266 SilcServerConfigSectionServerConnection *
267 silc_server_config_find_server_conn(SilcServerConfig config,
268 char *host, int port);
269 SilcServerConfigSectionServerConnection *
270 silc_server_config_find_router_conn(SilcServerConfig config,
271 char *host, int port);
272 bool silc_server_config_is_primary_route(SilcServerConfig config);
273 SilcServerConfigSectionAdminConnection *
274 silc_server_config_find_admin(SilcServerConfig config,
275 char *host, char *username, char *nickname);
276 void silc_server_config_print();