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.
22 #include "serverincludes.h"
23 #include "server_internal.h"
25 SilcServerConfigSection silc_server_config_sections[] = {
27 SILC_CONFIG_SERVER_SECTION_TYPE_CIPHER, 4 },
29 SILC_CONFIG_SERVER_SECTION_TYPE_PKCS, 2 },
31 SILC_CONFIG_SERVER_SECTION_TYPE_HASH_FUNCTION, 4 },
33 SILC_CONFIG_SERVER_SECTION_TYPE_HMAC, 3 },
35 SILC_CONFIG_SERVER_SECTION_TYPE_SERVER_INFO, 4 },
37 SILC_CONFIG_SERVER_SECTION_TYPE_ADMIN_INFO, 4 },
39 SILC_CONFIG_SERVER_SECTION_TYPE_LISTEN_PORT, 3 },
41 SILC_CONFIG_SERVER_SECTION_TYPE_IDENTITY, 2 },
43 SILC_CONFIG_SERVER_SECTION_TYPE_LOGGING, 3 },
44 { "[ConnectionClass]",
45 SILC_CONFIG_SERVER_SECTION_TYPE_CONNECTION_CLASS, 4 },
46 { "[ClientConnection]",
47 SILC_CONFIG_SERVER_SECTION_TYPE_CLIENT_CONNECTION, 5 },
48 { "[ServerConnection]",
49 SILC_CONFIG_SERVER_SECTION_TYPE_SERVER_CONNECTION, 6 },
50 { "[RouterConnection]",
51 SILC_CONFIG_SERVER_SECTION_TYPE_ROUTER_CONNECTION, 7 },
52 { "[AdminConnection]",
53 SILC_CONFIG_SERVER_SECTION_TYPE_ADMIN_CONNECTION, 5 },
55 SILC_CONFIG_SERVER_SECTION_TYPE_DENY_CONNECTION, 4 },
57 SILC_CONFIG_SERVER_SECTION_TYPE_REDIRECT_CLIENT, 2 },
59 SILC_CONFIG_SERVER_SECTION_TYPE_MOTD, 1 },
61 { NULL, SILC_CONFIG_SERVER_SECTION_TYPE_NONE, 0 }
64 /* Allocates a new configuration object, opens configuration file and
65 parses the file. The parsed data is returned to the newly allocated
66 configuration object. */
68 SilcServerConfig silc_server_config_alloc(char *filename)
72 SilcServerConfigParse config_parse;
74 SILC_LOG_DEBUG(("Allocating new configuration object"));
76 new = silc_calloc(1, sizeof(*new));
78 fprintf(stderr, "Could not allocate new configuration object");
82 new->filename = filename;
84 /* Open configuration file and parse it */
87 silc_config_open(filename, &buffer);
90 if ((silc_server_config_parse(new, buffer, &config_parse)) == FALSE)
92 if ((silc_server_config_parse_lines(new, config_parse)) == FALSE)
104 /* Free's a configuration object. */
106 void silc_server_config_free(SilcServerConfig config)
109 silc_free(config->filename);
110 silc_free(config->server_info);
111 silc_free(config->admin_info);
112 silc_free(config->listen_port);
113 silc_free(config->identity);
114 silc_free(config->conn_class);
115 silc_free(config->clients);
116 silc_free(config->admins);
117 silc_free(config->servers);
118 silc_free(config->routers);
119 silc_free(config->denied);
120 silc_free(config->redirect);
121 silc_free(config->motd);
126 /* Parses the the buffer and returns the parsed lines into return_config
127 argument. The return_config argument doesn't have to be initialized
128 before calling this. It will be initialized during the parsing. The
129 buffer sent as argument can be safely free'd after this function has
130 succesfully returned. */
132 int silc_server_config_parse(SilcServerConfig config, SilcBuffer buffer,
133 SilcServerConfigParse *return_config)
136 unsigned int linenum;
137 char line[1024], *cp;
138 SilcServerConfigSection *cptr = NULL;
139 SilcServerConfigParse parse = *return_config, first = NULL;
141 SILC_LOG_DEBUG(("Parsing configuration file"));
145 while((begin = silc_gets(line, sizeof(line),
146 buffer->data, buffer->len, begin)) != EOF) {
150 /* Check for bad line */
151 if (silc_check_line(cp))
154 /* Remove tabs and whitespaces from the line */
155 if (strchr(cp, '\t')) {
157 while(strchr(cp + i, '\t')) {
158 *strchr(cp + i, '\t') = ' ';
162 for (i = 0; i < strlen(cp); i++) {
178 /* Remove new line sign */
179 if (strchr(cp, '\n'))
180 *strchr(cp, '\n') = '\0';
182 /* Check for matching sections */
183 for (cptr = silc_server_config_sections; cptr->section; cptr++)
184 if (!strncasecmp(cp, cptr->section, strlen(cptr->section)))
187 if (!cptr->section) {
188 fprintf(stderr, "%s:%d: Unknown section `%s'\n",
189 config->filename, linenum, cp);
196 * Start of a configuration line
199 if (cptr->type != SILC_CONFIG_SERVER_SECTION_TYPE_NONE) {
201 if (strchr(cp, '\n'))
202 *strchr(cp, '\n') = ':';
205 parse = silc_calloc(1, sizeof(*parse));
207 parse->section = NULL;
211 if (parse->next == NULL) {
212 parse->next = silc_calloc(1, sizeof(*parse->next));
213 parse->next->line = NULL;
214 parse->next->section = NULL;
215 parse->next->next = NULL;
216 parse->next->prev = parse;
224 /* Add the line to parsing structure for further parsing. */
226 parse->section = cptr;
227 parse->line = silc_buffer_alloc(strlen(cp) + 1);
228 parse->linenum = linenum;
229 silc_buffer_pull_tail(parse->line, strlen(cp));
230 silc_buffer_put(parse->line, cp, strlen(cp));
237 /* Set the return_config argument to its first value so that further
238 parsing can be started from the first line. */
239 *return_config = first;
244 /* Parses the lines earlier read from configuration file. The config object
245 must not be initialized, it will be initialized in this function. The
246 parse_config argument is uninitialized automatically during this
249 int silc_server_config_parse_lines(SilcServerConfig config,
250 SilcServerConfigParse parse_config)
252 int ret, check = FALSE;
253 unsigned int checkmask;
255 SilcServerConfigParse pc = parse_config;
258 SILC_LOG_DEBUG(("Parsing configuration lines"));
268 /* Get number of tokens in line */
269 ret = silc_config_check_num_token(line);
270 if (ret != pc->section->maxfields) {
272 fprintf(stderr, "%s:%d: Missing tokens, %d tokens (should be %d)\n",
273 config->filename, pc->linenum, ret,
274 pc->section->maxfields);
279 switch(pc->section->type) {
280 case SILC_CONFIG_SERVER_SECTION_TYPE_CIPHER:
282 SILC_SERVER_CONFIG_LIST_ALLOC(config->cipher);
284 /* Get cipher name */
285 ret = silc_config_get_token(line, &config->cipher->alg_name);
289 fprintf(stderr, "%s:%d: Cipher name not defined\n",
290 config->filename, pc->linenum);
294 /* Get module name */
295 config->cipher->sim_name = NULL;
296 ret = silc_config_get_token(line, &config->cipher->sim_name);
301 ret = silc_config_get_token(line, &tmp);
305 fprintf(stderr, "%s:%d: Cipher key length not defined\n",
306 config->filename, pc->linenum);
309 config->cipher->key_len = atoi(tmp);
312 /* Get block length */
313 ret = silc_config_get_token(line, &tmp);
317 fprintf(stderr, "%s:%d: Cipher block length not defined\n",
318 config->filename, pc->linenum);
321 config->cipher->block_len = atoi(tmp);
325 checkmask |= (1L << pc->section->type);
328 case SILC_CONFIG_SERVER_SECTION_TYPE_PKCS:
330 SILC_SERVER_CONFIG_LIST_ALLOC(config->pkcs);
333 ret = silc_config_get_token(line, &config->pkcs->alg_name);
337 fprintf(stderr, "%s:%d: PKCS name not defined\n",
338 config->filename, pc->linenum);
343 ret = silc_config_get_token(line, &tmp);
347 fprintf(stderr, "%s:%d: PKCS key length not defined\n",
348 config->filename, pc->linenum);
351 config->pkcs->key_len = atoi(tmp);
355 checkmask |= (1L << pc->section->type);
358 case SILC_CONFIG_SERVER_SECTION_TYPE_HASH_FUNCTION:
360 SILC_SERVER_CONFIG_LIST_ALLOC(config->hash_func);
362 /* Get Hash function name */
363 ret = silc_config_get_token(line, &config->hash_func->alg_name);
367 fprintf(stderr, "%s:%d: Hash function name not defined\n",
368 config->filename, pc->linenum);
372 /* Get Hash function module name */
373 config->hash_func->sim_name = NULL;
374 ret = silc_config_get_token(line, &config->hash_func->sim_name);
378 /* Get block length */
379 ret = silc_config_get_token(line, &tmp);
383 fprintf(stderr, "%s:%d: Hash function block length not defined\n",
384 config->filename, pc->linenum);
387 config->hash_func->block_len = atoi(tmp);
390 /* Get hash length */
391 ret = silc_config_get_token(line, &tmp);
395 fprintf(stderr, "%s:%d: Hash function hash length not defined\n",
396 config->filename, pc->linenum);
399 config->hash_func->key_len = atoi(tmp);
403 checkmask |= (1L << pc->section->type);
406 case SILC_CONFIG_SERVER_SECTION_TYPE_HMAC:
408 SILC_SERVER_CONFIG_LIST_ALLOC(config->hmac);
411 ret = silc_config_get_token(line, &config->hmac->alg_name);
415 fprintf(stderr, "%s:%d: HMAC name not defined\n",
416 config->filename, pc->linenum);
421 ret = silc_config_get_token(line, &config->hmac->sim_name);
425 fprintf(stderr, "%s:%d: Hash function name not defined\n",
426 config->filename, pc->linenum);
431 ret = silc_config_get_token(line, &tmp);
435 fprintf(stderr, "%s:%d: HMAC's MAC length not defined\n",
436 config->filename, pc->linenum);
439 config->hmac->key_len = atoi(tmp);
443 checkmask |= (1L << pc->section->type);
446 case SILC_CONFIG_SERVER_SECTION_TYPE_SERVER_INFO:
448 if (!config->server_info)
449 config->server_info = silc_calloc(1, sizeof(*config->server_info));
451 /* Get server name */
452 ret = silc_config_get_token(line, &config->server_info->server_name);
456 /* Server name not defined */
461 ret = silc_config_get_token(line, &config->server_info->server_ip);
465 /* Server IP not defined */
469 /* Get server location */
470 ret = silc_config_get_token(line, &config->server_info->location);
474 /* Get server port */
475 /* XXX: Need port here??? */
476 ret = silc_config_get_token(line, &tmp);
480 /* Port not defined */
483 config->server_info->port = atoi(tmp);
487 checkmask |= (1L << pc->section->type);
490 case SILC_CONFIG_SERVER_SECTION_TYPE_ADMIN_INFO:
492 if (!config->admin_info)
493 config->admin_info = silc_calloc(1, sizeof(*config->admin_info));
496 ret = silc_config_get_token(line, &config->admin_info->location);
500 /* Get server type */
501 ret = silc_config_get_token(line, &config->admin_info->server_type);
505 /* Get admins name */
506 ret = silc_config_get_token(line, &config->admin_info->admin_name);
510 /* Get admins email address */
511 ret = silc_config_get_token(line, &config->admin_info->admin_email);
516 checkmask |= (1L << pc->section->type);
519 case SILC_CONFIG_SERVER_SECTION_TYPE_LISTEN_PORT:
521 SILC_SERVER_CONFIG_LIST_ALLOC(config->listen_port);
524 ret = silc_config_get_token(line, &config->listen_port->host);
529 ret = silc_config_get_token(line, &config->listen_port->remote_ip);
534 ret = silc_config_get_token(line, &tmp);
539 config->listen_port->port = 0;
541 config->listen_port->port = atoi(tmp);
546 checkmask |= (1L << pc->section->type);
549 case SILC_CONFIG_SERVER_SECTION_TYPE_IDENTITY:
551 if (!config->identity)
552 config->identity = silc_calloc(1, sizeof(*config->identity));
555 ret = silc_config_get_token(line, &config->identity->user);
559 ret = silc_config_get_token(line, &config->identity->group);
564 checkmask |= (1L << pc->section->type);
566 case SILC_CONFIG_SERVER_SECTION_TYPE_CONNECTION_CLASS:
568 SILC_SERVER_CONFIG_LIST_ALLOC(config->conn_class);
570 /* Get class number */
571 ret = silc_config_get_token(line, &tmp);
575 /* Class number not defined */
578 config->conn_class->class = atoi(tmp);
581 /* Get ping frequency */
582 ret = silc_config_get_token(line, &tmp);
585 config->conn_class->ping_freq = atoi(tmp);
588 /* Get connect frequency */
589 ret = silc_config_get_token(line, &tmp);
592 config->conn_class->connect_freq = atoi(tmp);
596 ret = silc_config_get_token(line, &tmp);
599 config->conn_class->max_links = atoi(tmp);
603 checkmask |= (1L << pc->section->type);
606 case SILC_CONFIG_SERVER_SECTION_TYPE_LOGGING:
608 SILC_SERVER_CONFIG_LIST_ALLOC(config->logging);
610 /* Get log section type and check it */
611 ret = silc_config_get_token(line, &config->logging->logtype);
615 fprintf(stderr, "%s:%d: Log file section not defined\n",
616 config->filename, pc->linenum);
619 if (strcmp(config->logging->logtype, SILC_CONFIG_SERVER_LF_INFO)
620 && strcmp(config->logging->logtype, SILC_CONFIG_SERVER_LF_WARNING)
621 && strcmp(config->logging->logtype, SILC_CONFIG_SERVER_LF_ERROR)
622 && strcmp(config->logging->logtype, SILC_CONFIG_SERVER_LF_FATAL)) {
623 fprintf(stderr, "%s:%d: Unknown log file section '%s'\n",
624 config->filename, pc->linenum, config->logging->logtype);
628 /* Get log filename */
629 ret = silc_config_get_token(line, &config->logging->filename);
633 fprintf(stderr, "%s:%d: Log file name not defined\n",
634 config->filename, pc->linenum);
638 /* Get max byte size */
639 ret = silc_config_get_token(line, &tmp);
643 config->logging->maxsize = atoi(tmp);
648 checkmask |= (1L << pc->section->type);
651 case SILC_CONFIG_SERVER_SECTION_TYPE_CLIENT_CONNECTION:
653 SILC_SERVER_CONFIG_LIST_ALLOC(config->clients);
656 ret = silc_config_get_token(line, &config->clients->host);
661 config->clients->host = strdup("*");
663 /* Get authentication method */
664 ret = silc_config_get_token(line, &tmp);
668 if (strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PASSWD) &&
669 strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PUBKEY)) {
670 fprintf(stderr, "%s:%d: Unknown authentication method '%s'\n",
671 config->filename, pc->linenum, tmp);
675 if (!strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PASSWD))
676 config->clients->auth_meth = SILC_AUTH_PASSWORD;
678 if (!strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PUBKEY))
679 config->clients->auth_meth = SILC_AUTH_PUBLIC_KEY;
684 /* Get authentication data */
685 ret = silc_config_get_token(line, &config->clients->auth_data);
690 config->clients->host = strdup("*");
693 ret = silc_config_get_token(line, &tmp);
697 config->clients->port = atoi(tmp);
701 /* Get class number */
702 ret = silc_config_get_token(line, &tmp);
706 config->clients->class = atoi(tmp);
711 checkmask |= (1L << pc->section->type);
714 case SILC_CONFIG_SERVER_SECTION_TYPE_SERVER_CONNECTION:
716 SILC_SERVER_CONFIG_LIST_ALLOC(config->servers);
719 ret = silc_config_get_token(line, &config->servers->host);
724 config->servers->host = strdup("*");
726 /* Get authentication method */
727 ret = silc_config_get_token(line, &tmp);
731 if (strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PASSWD) &&
732 strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PUBKEY)) {
733 fprintf(stderr, "%s:%d: Unknown authentication method '%s'\n",
734 config->filename, pc->linenum, tmp);
738 if (!strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PASSWD))
739 config->servers->auth_meth = SILC_AUTH_PASSWORD;
741 if (!strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PUBKEY))
742 config->servers->auth_meth = SILC_AUTH_PUBLIC_KEY;
747 /* Get authentication data */
748 ret = silc_config_get_token(line, &config->servers->auth_data);
753 ret = silc_config_get_token(line, &tmp);
757 config->servers->port = atoi(tmp);
762 ret = silc_config_get_token(line, &config->servers->version);
766 /* Get class number */
767 ret = silc_config_get_token(line, &tmp);
771 config->servers->class = atoi(tmp);
776 checkmask |= (1L << pc->section->type);
779 case SILC_CONFIG_SERVER_SECTION_TYPE_ROUTER_CONNECTION:
781 SILC_SERVER_CONFIG_LIST_ALLOC(config->routers);
784 ret = silc_config_get_token(line, &config->routers->host);
789 // config->routers->host = strdup("*");
791 /* Get authentication method */
792 ret = silc_config_get_token(line, &tmp);
796 if (strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PASSWD) &&
797 strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PUBKEY)) {
798 fprintf(stderr, "%s:%d: Unknown authentication method '%s'\n",
799 config->filename, pc->linenum, tmp);
803 if (!strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PASSWD))
804 config->routers->auth_meth = SILC_AUTH_PASSWORD;
806 if (!strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PUBKEY))
807 config->routers->auth_meth = SILC_AUTH_PUBLIC_KEY;
812 /* Get authentication data */
813 ret = silc_config_get_token(line, &config->routers->auth_data);
818 ret = silc_config_get_token(line, &tmp);
822 config->routers->port = atoi(tmp);
827 ret = silc_config_get_token(line, &config->routers->version);
831 /* Get class number */
832 ret = silc_config_get_token(line, &tmp);
836 config->routers->class = atoi(tmp);
840 /* Get whether we are initiator or not */
841 ret = silc_config_get_token(line, &tmp);
845 config->routers->initiator = atoi(tmp);
846 if (config->routers->initiator != 0)
847 config->routers->initiator = TRUE;
852 checkmask |= (1L << pc->section->type);
855 case SILC_CONFIG_SERVER_SECTION_TYPE_ADMIN_CONNECTION:
857 SILC_SERVER_CONFIG_LIST_ALLOC(config->admins);
860 ret = silc_config_get_token(line, &config->admins->host);
865 config->admins->host = strdup("*");
867 /* Get authentication method */
868 ret = silc_config_get_token(line, &tmp);
872 if (strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PASSWD) &&
873 strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PUBKEY)) {
874 fprintf(stderr, "%s:%d: Unknown authentication method '%s'\n",
875 config->filename, pc->linenum, tmp);
879 if (!strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PASSWD))
880 config->admins->auth_meth = SILC_AUTH_PASSWORD;
882 if (!strcmp(tmp, SILC_CONFIG_SERVER_AUTH_METH_PUBKEY))
883 config->admins->auth_meth = SILC_AUTH_PUBLIC_KEY;
888 /* Get authentication data */
889 ret = silc_config_get_token(line, &config->admins->auth_data);
894 ret = silc_config_get_token(line, &config->admins->nickname);
898 /* Get class number */
899 ret = silc_config_get_token(line, &tmp);
903 config->admins->class = atoi(tmp);
908 checkmask |= (1L << pc->section->type);
911 case SILC_CONFIG_SERVER_SECTION_TYPE_DENY_CONNECTION:
912 /* Not implemented yet */
916 case SILC_CONFIG_SERVER_SECTION_TYPE_REDIRECT_CLIENT:
917 /* Not implemented yet */
921 case SILC_CONFIG_SERVER_SECTION_TYPE_MOTD:
924 config->motd = silc_calloc(1, sizeof(*config->motd));
927 ret = silc_config_get_token(line, &config->motd->motd_file);
932 checkmask |= (1L << pc->section->type);
935 case SILC_CONFIG_SERVER_SECTION_TYPE_NONE:
941 /* Check for error */
942 if (check == FALSE) {
943 /* Line could not be parsed */
944 fprintf(stderr, "%s:%d: Parse error\n", config->filename, pc->linenum);
950 // silc_free(pc->prev);
957 /* Check that all mandatory sections really were found. If not, the server
958 cannot function and we return error. */
959 ret = silc_server_config_check_sections(checkmask);
965 /* Before returning all the lists in the config object must be set
966 to their first values (the last value is first here). */
967 while (config->cipher && config->cipher->prev)
968 config->cipher = config->cipher->prev;
969 while (config->pkcs && config->pkcs->prev)
970 config->pkcs = config->pkcs->prev;
971 while (config->hash_func && config->hash_func->prev)
972 config->hash_func = config->hash_func->prev;
973 while (config->hmac && config->hmac->prev)
974 config->hmac = config->hmac->prev;
975 while (config->listen_port && config->listen_port->prev)
976 config->listen_port = config->listen_port->prev;
977 while (config->logging && config->logging->prev)
978 config->logging = config->logging->prev;
979 while (config->conn_class && config->conn_class->prev)
980 config->conn_class = config->conn_class->prev;
981 while (config->clients && config->clients->prev)
982 config->clients = config->clients->prev;
983 while (config->servers && config->servers->prev)
984 config->servers = config->servers->prev;
985 while (config->routers && config->routers->prev)
986 config->routers = config->routers->prev;
988 SILC_LOG_DEBUG(("Done"));
993 /* This function checks that the mask sent as argument includes all the
994 sections that are mandatory in SILC server. */
996 int silc_server_config_check_sections(unsigned int checkmask)
998 if (!(checkmask & (1L << SILC_CONFIG_SERVER_SECTION_TYPE_SERVER_INFO))) {
1002 if (!(checkmask & (1L << SILC_CONFIG_SERVER_SECTION_TYPE_ADMIN_INFO))) {
1006 if (!(checkmask & (1L << SILC_CONFIG_SERVER_SECTION_TYPE_LISTEN_PORT))) {
1010 if (!(checkmask & (1L << SILC_CONFIG_SERVER_SECTION_TYPE_CLIENT_CONNECTION))) {
1015 & (1L << SILC_CONFIG_SERVER_SECTION_TYPE_SERVER_CONNECTION))) {
1020 & (1L << SILC_CONFIG_SERVER_SECTION_TYPE_ROUTER_CONNECTION))) {
1028 /* Sets log files where log messages is saved by the server. */
1030 void silc_server_config_setlogfiles(SilcServerConfig config)
1032 SilcServerConfigSectionLogging *log;
1033 char *info, *warning, *error, *fatal;
1034 unsigned int info_size, warning_size, error_size, fatal_size;
1036 SILC_LOG_DEBUG(("Setting configured log file names"));
1038 /* Set default files before checking configuration */
1039 info = SILC_LOG_FILE_INFO;
1040 warning = SILC_LOG_FILE_WARNING;
1041 error = SILC_LOG_FILE_ERROR;
1042 fatal = SILC_LOG_FILE_FATAL;
1048 log = config->logging;
1050 if (!strcmp(log->logtype, SILC_CONFIG_SERVER_LF_INFO)) {
1051 info = log->filename;
1052 info_size = log->maxsize;
1054 if (!strcmp(log->logtype, SILC_CONFIG_SERVER_LF_WARNING)) {
1055 warning = log->filename;
1056 warning_size = log->maxsize;
1058 if (!strcmp(log->logtype, SILC_CONFIG_SERVER_LF_ERROR)) {
1059 error = log->filename;
1060 error_size = log->maxsize;
1062 if (!strcmp(log->logtype, SILC_CONFIG_SERVER_LF_FATAL)) {
1063 fatal = log->filename;
1064 fatal_size = log->maxsize;
1070 silc_log_set_files(info, info_size, warning, warning_size,
1071 error, error_size, fatal, fatal_size);
1074 /* Registers configured ciphers. These can then be allocated by the
1075 server when needed. */
1077 void silc_server_config_register_ciphers(SilcServerConfig config)
1079 SilcServerConfigSectionAlg *alg;
1080 SilcServer server = (SilcServer)config->server;
1082 SILC_LOG_DEBUG(("Registering configured ciphers"));
1084 alg = config->cipher;
1087 if (!alg->sim_name) {
1088 /* Crypto module is supposed to be built in. Nothing to be done
1089 here except to test that the cipher really is built in. */
1090 SilcCipher tmp = NULL;
1092 if (silc_cipher_alloc(alg->alg_name, &tmp) == FALSE) {
1093 SILC_LOG_ERROR(("Unsupported cipher `%s'", alg->alg_name));
1094 silc_server_stop(server);
1097 silc_cipher_free(tmp);
1101 /* Load (try at least) the crypto SIM module */
1102 SilcCipherObject cipher;
1103 SilcSimContext *sim;
1106 memset(&cipher, 0, sizeof(cipher));
1107 cipher.name = alg->alg_name;
1108 cipher.block_len = alg->block_len;
1109 cipher.key_len = alg->key_len * 8;
1111 sim = silc_sim_alloc();
1112 sim->type = SILC_SIM_CIPHER;
1113 sim->libname = alg->sim_name;
1115 alg_name = strdup(alg->alg_name);
1116 if (strchr(alg_name, '-'))
1117 *strchr(alg_name, '-') = '\0';
1119 if ((silc_sim_load(sim))) {
1121 silc_sim_getsym(sim, silc_sim_symname(alg_name,
1122 SILC_CIPHER_SIM_SET_KEY));
1123 SILC_LOG_DEBUG(("set_key=%p", cipher.set_key));
1124 cipher.set_key_with_string =
1125 silc_sim_getsym(sim, silc_sim_symname(alg_name,
1126 SILC_CIPHER_SIM_SET_KEY_WITH_STRING));
1127 SILC_LOG_DEBUG(("set_key_with_string=%p", cipher.set_key_with_string));
1129 silc_sim_getsym(sim, silc_sim_symname(alg_name,
1130 SILC_CIPHER_SIM_ENCRYPT_CBC));
1131 SILC_LOG_DEBUG(("encrypt_cbc=%p", cipher.encrypt));
1133 silc_sim_getsym(sim, silc_sim_symname(alg_name,
1134 SILC_CIPHER_SIM_DECRYPT_CBC));
1135 SILC_LOG_DEBUG(("decrypt_cbc=%p", cipher.decrypt));
1136 cipher.context_len =
1137 silc_sim_getsym(sim, silc_sim_symname(alg_name,
1138 SILC_CIPHER_SIM_CONTEXT_LEN));
1139 SILC_LOG_DEBUG(("context_len=%p", cipher.context_len));
1141 /* Put the SIM to the list of all SIM's in server */
1142 silc_dlist_add(server->sim, sim);
1144 silc_free(alg_name);
1146 SILC_LOG_ERROR(("Error configuring ciphers"));
1147 silc_server_stop(server);
1151 /* Register the cipher */
1152 silc_cipher_register(&cipher);
1160 /* Registers configured PKCS's. */
1161 /* XXX: This really doesn't do anything now since we have statically
1162 registered our PKCS's. This should be implemented when PKCS works
1163 as SIM's. This checks now only that the PKCS user requested is
1164 really out there. */
1166 void silc_server_config_register_pkcs(SilcServerConfig config)
1168 SilcServerConfigSectionAlg *alg = config->pkcs;
1169 SilcServer server = (SilcServer)config->server;
1170 SilcPKCS tmp = NULL;
1172 SILC_LOG_DEBUG(("Registering configured PKCS"));
1176 if (silc_pkcs_alloc(alg->alg_name, &tmp) == FALSE) {
1177 SILC_LOG_ERROR(("Unsupported PKCS `%s'", alg->alg_name));
1178 silc_server_stop(server);
1187 /* Registers configured hash functions. These can then be allocated by the
1188 server when needed. */
1190 void silc_server_config_register_hashfuncs(SilcServerConfig config)
1192 SilcServerConfigSectionAlg *alg;
1193 SilcServer server = (SilcServer)config->server;
1195 SILC_LOG_DEBUG(("Registering configured hash functions"));
1197 alg = config->hash_func;
1200 if (!alg->sim_name) {
1201 /* Hash module is supposed to be built in. Nothing to be done
1202 here except to test that the hash function really is built in. */
1203 SilcHash tmp = NULL;
1205 if (silc_hash_alloc(alg->alg_name, &tmp) == FALSE) {
1206 SILC_LOG_ERROR(("Unsupported hash function `%s'", alg->alg_name));
1207 silc_server_stop(server);
1210 silc_hash_free(tmp);
1214 /* Load (try at least) the hash SIM module */
1215 SilcHashObject hash;
1216 SilcSimContext *sim;
1218 memset(&hash, 0, sizeof(hash));
1219 hash.name = alg->alg_name;
1220 hash.block_len = alg->block_len;
1221 hash.hash_len = alg->key_len;
1223 sim = silc_sim_alloc();
1224 sim->type = SILC_SIM_HASH;
1225 sim->libname = alg->sim_name;
1227 if ((silc_sim_load(sim))) {
1229 silc_sim_getsym(sim, silc_sim_symname(alg->alg_name,
1230 SILC_HASH_SIM_INIT));
1231 SILC_LOG_DEBUG(("init=%p", hash.init));
1233 silc_sim_getsym(sim, silc_sim_symname(alg->alg_name,
1234 SILC_HASH_SIM_UPDATE));
1235 SILC_LOG_DEBUG(("update=%p", hash.update));
1237 silc_sim_getsym(sim, silc_sim_symname(alg->alg_name,
1238 SILC_HASH_SIM_FINAL));
1239 SILC_LOG_DEBUG(("final=%p", hash.final));
1241 silc_sim_getsym(sim, silc_sim_symname(alg->alg_name,
1242 SILC_HASH_SIM_CONTEXT_LEN));
1243 SILC_LOG_DEBUG(("context_len=%p", hash.context_len));
1245 /* Put the SIM to the table of all SIM's in server */
1246 silc_dlist_add(server->sim, sim);
1248 SILC_LOG_ERROR(("Error configuring hash functions"));
1249 silc_server_stop(server);
1253 /* Register the hash function */
1254 silc_hash_register(&hash);
1262 /* Registers configure HMACs. These can then be allocated by the server
1265 void silc_server_config_register_hmacs(SilcServerConfig config)
1267 SilcServerConfigSectionAlg *alg;
1268 SilcServer server = (SilcServer)config->server;
1270 SILC_LOG_DEBUG(("Registering configured HMACs"));
1272 if (!config->hmac) {
1273 SILC_LOG_ERROR(("HMACs are not configured. SILC cannot work without "
1275 silc_server_stop(server);
1281 SilcHmacObject hmac;
1283 if (!silc_hash_is_supported(alg->sim_name)) {
1284 SILC_LOG_ERROR(("Unsupported hash function `%s'", alg->sim_name));
1285 silc_server_stop(server);
1289 /* Register the HMAC */
1290 memset(&hmac, 0, sizeof(hmac));
1291 hmac.name = alg->alg_name;
1292 hmac.len = alg->key_len;
1293 silc_hmac_register(&hmac);
1299 /* Returns client authentication information from server configuration
1300 by host (name or ip). */
1302 SilcServerConfigSectionClientConnection *
1303 silc_server_config_find_client_conn(SilcServerConfig config,
1304 char *host, int port)
1307 SilcServerConfigSectionClientConnection *client = NULL;
1312 if (!config->clients)
1315 client = config->clients;
1317 for (i = 0; client; i++) {
1318 if (silc_string_compare(client->host, host))
1320 client = client->next;
1329 /* Returns server connection info from server configuartion by host
1332 SilcServerConfigSectionServerConnection *
1333 silc_server_config_find_server_conn(SilcServerConfig config,
1334 char *host, int port)
1337 SilcServerConfigSectionServerConnection *serv = NULL;
1342 if (!config->servers)
1345 serv = config->servers;
1346 for (i = 0; serv; i++) {
1347 if (silc_string_compare(serv->host, host))
1358 /* Returns router connection info from server configuartion by
1359 host (name or ip). */
1361 SilcServerConfigSectionServerConnection *
1362 silc_server_config_find_router_conn(SilcServerConfig config,
1363 char *host, int port)
1366 SilcServerConfigSectionServerConnection *serv = NULL;
1371 if (!config->routers)
1374 serv = config->routers;
1375 for (i = 0; serv; i++) {
1376 if (silc_string_compare(serv->host, host))
1387 /* Prints out example configuration file with default built in
1388 configuration values. */
1390 void silc_server_config_print()
1396 # Automatically generated example SILCd configuration file with default\n\
1397 # built in values. Use this as a guide to configure your SILCd configuration\n\
1398 # file for your system. For detailed description of different configuration\n\
1399 # sections refer to silcd(8) manual page.\n\
1414 +lassi.kuo.fi.ssh.com:10.2.1.6:Kuopio, Finland:1333
1417 +Mun huone:Mun servo:Pekka Riikonen:priikone@poseidon.pspt.fi
1420 +10.2.1.6:10.2.1.6:1333
1423 +infologfile:silcd.log:10000
1424 #+warninglogfile:/var/log/silcd_warning.log:10000
1425 #+errorlogfile:ERROR.log:10000
1426 #+fatallogfile:/var/log/silcd_error.log:
1433 +10.2.1.199:priikone:333:1
1436 +10.2.1.199:priikone:priikone:1
1446 fprintf(stdout, "%s\n", buf);