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 SilcConfigServerSectionAlgStruct {
28 unsigned int block_len;
30 struct SilcConfigServerSectionAlgStruct *next;
31 struct SilcConfigServerSectionAlgStruct *prev;
32 #define SILC_CONFIG_SERVER_MODNAME "builtin"
33 } SilcConfigServerSectionAlg;
35 /* Holds server information from config file */
41 } SilcConfigServerSectionServerInfo;
43 /* Holds server's administrative information from config file */
49 } SilcConfigServerSectionAdminInfo;
51 /* Holds all the ports the server is listenning on */
52 typedef struct SilcConfigServerSectionListenPortStruct {
56 struct SilcConfigServerSectionListenPortStruct *next;
57 struct SilcConfigServerSectionListenPortStruct *prev;
58 } SilcConfigServerSectionListenPort;
60 /* Holds all the configured log files. */
61 typedef struct SilcConfigServerSectionLoggingStruct {
65 struct SilcConfigServerSectionLoggingStruct *next;
66 struct SilcConfigServerSectionLoggingStruct *prev;
68 /* Allowed <Logging> section types */
69 #define SILC_CONFIG_SERVER_LF_INFO "infologfile"
70 #define SILC_CONFIG_SERVER_LF_WARNING "warninglogfile"
71 #define SILC_CONFIG_SERVER_LF_ERROR "errorlogfile"
72 #define SILC_CONFIG_SERVER_LF_FATAL "fatalogfile"
73 } SilcConfigServerSectionLogging;
75 /* Holds all configured connection classes */
76 typedef struct SilcConfigServerSectionConnectionClassStruct {
78 unsigned int ping_freq;
79 unsigned int connect_freq;
80 unsigned int max_links;
81 struct SilcConfigServerSectionConnectionClassStruct *next;
82 struct SilcConfigServerSectionConnectionClassStruct *prev;
83 } SilcConfigServerSectionConnectionClass;
85 #define SILC_CONFIG_SERVER_AUTH_METH_PASSWD "passwd"
86 #define SILC_CONFIG_SERVER_AUTH_METH_PUBKEY "pubkey"
88 /* Holds all client authentication data from config file */
89 typedef struct SilcConfigServerSectionClientConnectionStruct {
95 struct SilcConfigServerSectionClientConnectionStruct *next;
96 struct SilcConfigServerSectionClientConnectionStruct *prev;
97 } SilcConfigServerSectionClientConnection;
99 /* Hols all server's administrators authentication data from config file */
100 typedef struct SilcConfigServerSectionAdminConnectionStruct {
106 struct SilcConfigServerSectionAdminConnectionStruct *next;
107 struct SilcConfigServerSectionAdminConnectionStruct *prev;
108 } SilcConfigServerSectionAdminConnection;
110 /* Holds all configured server/router connections from config file */
111 typedef struct SilcConfigServerSectionServerConnectionStruct {
118 struct SilcConfigServerSectionServerConnectionStruct *next;
119 struct SilcConfigServerSectionServerConnectionStruct *prev;
120 } SilcConfigServerSectionServerConnection;
122 /* Holds all configured denied connections from config file */
128 } SilcConfigServerSectionDenyConnection;
130 /* Holds all client redirections from config file */
134 } SilcConfigServerSectionRedirectClient;
137 SILC Server Config object.
139 This object holds all the data parsed from the SILC server configuration
140 file. This is mainly used at the initialization of the server.
144 /* Pointer back to the server */
147 /* Filename of the configuration file */
150 /* Configuration sections */
151 SilcConfigServerSectionAlg *cipher;
152 SilcConfigServerSectionAlg *pkcs;
153 SilcConfigServerSectionAlg *hash_func;
154 SilcConfigServerSectionServerInfo *server_info;
155 SilcConfigServerSectionAdminInfo *admin_info;
156 SilcConfigServerSectionListenPort *listen_port;
157 SilcConfigServerSectionLogging *logging;
158 SilcConfigServerSectionConnectionClass *conn_class;
159 SilcConfigServerSectionClientConnection *clients;
160 SilcConfigServerSectionServerConnection *servers;
161 SilcConfigServerSectionServerConnection *routers;
162 SilcConfigServerSectionAdminConnection *admins;
163 SilcConfigServerSectionDenyConnection *denied;
164 SilcConfigServerSectionRedirectClient *redirect;
165 } SilcConfigServerObject;
167 typedef SilcConfigServerObject *SilcConfigServer;
169 /* Configuration section type enumerations. */
171 SILC_CONFIG_SERVER_SECTION_TYPE_NONE = 0,
172 SILC_CONFIG_SERVER_SECTION_TYPE_CIPHER,
173 SILC_CONFIG_SERVER_SECTION_TYPE_PKCS,
174 SILC_CONFIG_SERVER_SECTION_TYPE_HASH_FUNCTION,
175 SILC_CONFIG_SERVER_SECTION_TYPE_SERVER_INFO,
176 SILC_CONFIG_SERVER_SECTION_TYPE_ADMIN_INFO,
177 SILC_CONFIG_SERVER_SECTION_TYPE_LISTEN_PORT,
178 SILC_CONFIG_SERVER_SECTION_TYPE_LOGGING,
179 SILC_CONFIG_SERVER_SECTION_TYPE_CONNECTION_CLASS,
180 SILC_CONFIG_SERVER_SECTION_TYPE_CLIENT_CONNECTION,
181 SILC_CONFIG_SERVER_SECTION_TYPE_SERVER_CONNECTION,
182 SILC_CONFIG_SERVER_SECTION_TYPE_ROUTER_CONNECTION,
183 SILC_CONFIG_SERVER_SECTION_TYPE_ADMIN_CONNECTION,
184 SILC_CONFIG_SERVER_SECTION_TYPE_DENY_CONNECTION,
185 SILC_CONFIG_SERVER_SECTION_TYPE_REDIRECT_CLIENT,
186 } SilcConfigServerSectionType;
188 /* SILC Configuration Section structure. */
191 SilcConfigServerSectionType type;
192 unsigned int maxfields;
193 } SilcConfigServerSection;
195 /* LIst of all possible config sections in SILC server. */
196 extern SilcConfigServerSection silc_config_server_sections[];
198 /* Structure used in parsing the configuration lines. The line is read
199 from a file to this structure before parsing it further. */
200 typedef struct SilcConfigServerParseStruct {
202 unsigned int linenum;
203 SilcConfigServerSection *section;
204 struct SilcConfigServerParseStruct *next;
205 struct SilcConfigServerParseStruct *prev;
206 } *SilcConfigServerParse;
210 /* Allocates list entries for configuration sections. Used by all
211 config sections as this is common. */
212 #define SILC_SERVER_CONFIG_LIST_ALLOC(x) \
215 (x) = silc_calloc(1, sizeof(*(x))); \
220 (x)->next = silc_calloc(1, sizeof(*(x)->next)); \
221 (x)->next->next = NULL; \
222 (x)->next->prev = (x); \
229 SilcConfigServer silc_config_server_alloc(char *filename);
230 void silc_config_server_free(SilcConfigServer config);
231 int silc_config_server_parse(SilcConfigServer config, SilcBuffer buffer,
232 SilcConfigServerParse *return_config);
233 int silc_config_server_parse_lines(SilcConfigServer config,
234 SilcConfigServerParse parse_config);
235 int silc_config_server_check_sections(unsigned int checkmask);
236 void silc_config_server_setlogfiles(SilcConfigServer config);
237 void silc_config_server_register_ciphers(SilcConfigServer config);
238 void silc_config_server_register_pkcs(SilcConfigServer config);
239 void silc_config_server_register_hashfuncs(SilcConfigServer config);
240 SilcConfigServerSectionClientConnection *
241 silc_config_server_find_client_conn(SilcConfigServer config,
242 char *host, int port);
243 SilcConfigServerSectionServerConnection *
244 silc_config_server_find_server_conn(SilcConfigServer config,
245 char *host, int port);
246 SilcConfigServerSectionServerConnection *
247 silc_config_server_find_router_conn(SilcConfigServer config,
248 char *host, int port);
249 void silc_config_server_print();