5 Author: Pekka Riikonen <priikone@poseidon.pspt.fi>
7 Copyright (C) 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.
22 #include "chat-protocols.h"
26 #include "servers-setup.h"
27 #include "channels-setup.h"
28 #include "silc-servers.h"
29 #include "silc-channels.h"
30 #include "silc-queries.h"
31 #include "silc-nicklist.h"
32 #include "version_internal.h"
38 #include "fe-common/core/printtext.h"
39 #include "fe-common/core/fe-channels.h"
40 #include "fe-common/core/keyboard.h"
41 #include "fe-common/silc/module-formats.h"
43 /* Command line option variables */
44 static bool opt_create_keypair = FALSE;
45 static char *opt_pkcs = NULL;
46 static int opt_bits = 0;
50 SilcClient silc_client = NULL;
51 extern SilcClientOperations ops;
52 extern bool silc_debug;
53 extern bool silc_debug_hexdump;
55 /* SIM (SILC Module) table */
56 SilcSimContext **sims = NULL;
57 uint32 sims_count = 0;
60 static int my_silc_scheduler(void)
62 silc_client_run_one(silc_client);
66 static CHATNET_REC *create_chatnet(void)
68 return g_malloc0(sizeof(CHATNET_REC));
71 static SERVER_SETUP_REC *create_server_setup(void)
73 return g_malloc0(sizeof(SERVER_SETUP_REC));
76 static CHANNEL_SETUP_REC *create_channel_setup(void)
78 return g_malloc0(sizeof(CHANNEL_SETUP_REC));
81 static SERVER_CONNECT_REC *create_server_connect(void)
83 return g_malloc0(sizeof(SILC_SERVER_CONNECT_REC));
86 static void destroy_server_connect(SERVER_CONNECT_REC *conn)
91 /* Checks user information and saves them to the config file it they
92 do not exist there already. */
94 static void silc_init_userinfo(void)
96 const char *set, *nick, *user_name;
99 /* check if nick/username/realname wasn't read from setup.. */
100 set = settings_get_str("real_name");
101 if (set == NULL || *set == '\0') {
102 str = g_getenv("SILCNAME");
104 str = g_getenv("IRCNAME");
105 settings_set_str("real_name",
106 str != NULL ? str : g_get_real_name());
110 user_name = settings_get_str("user_name");
111 if (user_name == NULL || *user_name == '\0') {
112 str = g_getenv("SILCUSER");
114 str = g_getenv("IRCUSER");
115 settings_set_str("user_name",
116 str != NULL ? str : g_get_user_name());
118 user_name = settings_get_str("user_name");
122 nick = settings_get_str("nick");
123 if (nick == NULL || *nick == '\0') {
124 str = g_getenv("SILCNICK");
126 str = g_getenv("IRCNICK");
127 settings_set_str("nick", str != NULL ? str : user_name);
129 nick = settings_get_str("nick");
133 set = settings_get_str("alternate_nick");
134 if (set == NULL || *set == '\0') {
135 if (strlen(nick) < 9)
136 str = g_strconcat(nick, "_", NULL);
138 str = g_strdup(nick);
139 str[strlen(str)-1] = '_';
141 settings_set_str("alternate_nick", str);
146 set = settings_get_str("hostname");
147 if (set == NULL || *set == '\0') {
148 str = g_getenv("SILCHOST");
150 str = g_getenv("IRCHOST");
152 settings_set_str("hostname", str);
158 static bool silc_log_misc(SilcLogType type, char *message, void *context)
160 fprintf(stderr, "%s\n", message);
164 static void silc_nickname_format_parse(const char *nickname,
167 silc_parse_userfqdn(nickname, ret_nickname, NULL);
170 static void silc_register_cipher(SilcClient client, const char *cipher)
175 for (i = 0; silc_default_ciphers[i].name; i++)
176 if (!strcmp(silc_default_ciphers[i].name, cipher)) {
177 silc_cipher_register(&silc_default_ciphers[i]);
181 if (!silc_cipher_is_supported(cipher)) {
182 SILC_LOG_ERROR(("Unknown cipher `%s'", cipher));
187 /* Register other defaults */
188 silc_cipher_register_default();
191 static void silc_register_hash(SilcClient client, const char *hash)
196 for (i = 0; silc_default_hash[i].name; i++)
197 if (!strcmp(silc_default_hash[i].name, hash)) {
198 silc_hash_register(&silc_default_hash[i]);
202 if (!silc_hash_is_supported(hash)) {
203 SILC_LOG_ERROR(("Unknown hash function `%s'", hash));
208 /* Register other defaults */
209 silc_hash_register_default();
212 static void silc_register_hmac(SilcClient client, const char *hmac)
217 for (i = 0; silc_default_hmacs[i].name; i++)
218 if (!strcmp(silc_default_hmacs[i].name, hmac)) {
219 silc_hmac_register(&silc_default_hmacs[i]);
223 if (!silc_hmac_is_supported(hmac)) {
224 SILC_LOG_ERROR(("Unknown HMAC `%s'", hmac));
229 /* Register other defaults */
230 silc_hmac_register_default();
233 /* Finalize init. Init finish signal calls this. */
235 void silc_opt_callback(poptContext con,
236 enum poptCallbackReason reason,
237 const struct poptOption *opt,
238 const char *arg, void *data)
240 if (strcmp(opt->longName, "show-key") == 0) {
242 silc_cipher_register_default();
243 silc_pkcs_register_default();
244 silc_hash_register_default();
245 silc_hmac_register_default();
246 silc_client_show_key(opt->arg);
250 if (strcmp(opt->longName, "list-ciphers") == 0) {
251 silc_cipher_register_default();
252 silc_client_list_ciphers();
256 if (strcmp(opt->longName, "list-hash-funcs") == 0) {
257 silc_hash_register_default();
258 silc_client_list_hash_funcs();
262 if (strcmp(opt->longName, "list-hmacs") == 0) {
263 silc_hmac_register_default();
264 silc_client_list_hmacs();
268 if (strcmp(opt->longName, "list-pkcs") == 0) {
269 silc_pkcs_register_default();
270 silc_client_list_pkcs();
274 if (strcmp(opt->longName, "debug") == 0) {
276 silc_debug_hexdump = TRUE;
277 silc_log_set_debug_string(arg);
278 silc_log_set_callback(SILC_LOG_INFO, silc_log_misc, NULL);
279 silc_log_set_callback(SILC_LOG_WARNING, silc_log_misc, NULL);
280 silc_log_set_callback(SILC_LOG_ERROR, silc_log_misc, NULL);
281 silc_log_set_callback(SILC_LOG_FATAL, silc_log_misc, NULL);
284 "Run-time debugging is not enabled. To enable it recompile\n"
285 "the client with --enable-debug configuration option.\n");
291 static void sig_init_read_settings(void)
293 if (opt_create_keypair) {
294 /* Create new key pair and exit */
295 silc_cipher_register_default();
296 silc_pkcs_register_default();
297 silc_hash_register_default();
298 silc_hmac_register_default();
299 silc_client_create_key_pair(opt_pkcs, opt_bits,
300 NULL, NULL, NULL, NULL, NULL);
305 /* Init SILC. Called from src/fe-text/silc.c */
307 void silc_core_init(void)
309 static struct poptOption silc_options[] = {
310 { NULL, '\0', POPT_ARG_CALLBACK, (void *)&silc_opt_callback, '\0', NULL },
311 { "show-key", 'S', POPT_ARG_STRING, NULL, 0,
312 "Show the contents of the public key", "FILE" },
313 { "list-ciphers", 'c', POPT_ARG_NONE, NULL, 0,
314 "List supported ciphers", NULL },
315 { "list-hash-funcs", 'H', POPT_ARG_NONE, NULL, 0,
316 "List supported hash functions", NULL },
317 { "list-hmacs", 'M', POPT_ARG_NONE, NULL, 0,
318 "List supported HMACs", NULL },
319 { "list-pkcs", 'P', POPT_ARG_NONE, NULL, 0,
320 "List supported PKCSs", NULL },
321 { "debug", 'd', POPT_ARG_STRING, NULL, 0,
322 "Enable debugging", "STRING" },
323 { NULL, '\0', 0, NULL }
326 static struct poptOption options[] = {
327 { NULL, '\0', POPT_ARG_INCLUDE_TABLE, silc_options, 0, NULL, NULL },
328 { "create-key-pair", 'C', POPT_ARG_NONE, &opt_create_keypair, 0,
329 "Create new public key pair", NULL },
330 { "pkcs", 0, POPT_ARG_STRING, &opt_pkcs, 0,
331 "Set the PKCS of the public key pair", "PKCS" },
332 { "bits", 0, POPT_ARG_INT, &opt_bits, 0,
333 "Set the length of the public key pair", "VALUE" },
334 { NULL, '\0', 0, NULL }
337 CHAT_PROTOCOL_REC *rec;
338 SilcClientParams params;
339 const char *def_cipher, *def_hash, *def_hmac;
341 args_register(options);
342 signal_add("irssi init read settings", (SIGNAL_FUNC) sig_init_read_settings);
345 settings_add_bool("server", "skip_motd", FALSE);
346 settings_add_str("server", "alternate_nick", NULL);
347 settings_add_bool("server", "use_auto_addr", FALSE);
348 settings_add_str("server", "auto_bind_ip", "");
349 settings_add_str("server", "auto_public_ip", "");
350 settings_add_int("server", "auto_bind_port", 0);
351 settings_add_str("server", "crypto_default_cipher", SILC_DEFAULT_CIPHER);
352 settings_add_str("server", "crypto_default_hash", SILC_DEFAULT_HASH);
353 settings_add_str("server", "crypto_default_hmac", SILC_DEFAULT_HMAC);
354 settings_add_int("server", "key_exchange_timeout_secs", 120);
355 settings_add_int("server", "key_exchange_rekey_secs", 3600);
356 settings_add_int("server", "connauth_request_secs", 2);
358 silc_init_userinfo();
360 /* Initialize client parameters */
361 memset(¶ms, 0, sizeof(params));
362 strcat(params.nickname_format, "%n@%h%a");
363 params.nickname_parse = silc_nickname_format_parse;
364 params.rekey_secs = settings_get_int("key_exchange_rekey_secs");
365 params.connauth_request_secs = settings_get_int("connauth_request_secs");
367 /* Allocate SILC client */
368 silc_client = silc_client_alloc(&ops, ¶ms, NULL, silc_version_string);
370 /* Get the ciphers and stuff from config file */
371 def_cipher = settings_get_str("crypto_default_cipher");
372 def_hash = settings_get_str("crypto_default_hash");
373 def_hmac = settings_get_str("crypto_default_hmac");
374 silc_register_cipher(silc_client, def_cipher);
375 silc_register_hash(silc_client, def_hash);
376 silc_register_hmac(silc_client, def_hmac);
377 silc_pkcs_register_default();
379 /* Get user information */
380 silc_client->username = g_strdup(settings_get_str("user_name"));
381 silc_client->nickname = g_strdup(settings_get_str("nick"));
382 silc_client->hostname = silc_net_localhost();
383 silc_client->realname = g_strdup(settings_get_str("real_name"));
385 /* Check ~/.silc directory and public and private keys */
386 if (silc_client_check_silc_dir() == FALSE) {
391 /* Load public and private key */
392 if (silc_client_load_keys(silc_client) == FALSE) {
397 /* Initialize the SILC client */
398 if (!silc_client_init(silc_client)) {
403 /* Register SILC to the irssi */
404 rec = g_new0(CHAT_PROTOCOL_REC, 1);
406 rec->fullname = "Secure Internet Live Conferencing";
407 rec->chatnet = "silcnet";
408 rec->create_chatnet = create_chatnet;
409 rec->create_server_setup = create_server_setup;
410 rec->create_channel_setup = create_channel_setup;
411 rec->create_server_connect = create_server_connect;
412 rec->destroy_server_connect = destroy_server_connect;
413 rec->server_connect = (SERVER_REC *(*) (SERVER_CONNECT_REC *))
415 rec->channel_create = (CHANNEL_REC *(*) (SERVER_REC *, const char *, int))
417 rec->query_create = (QUERY_REC *(*) (const char *, const char *, int))
420 chat_protocol_register(rec);
424 silc_channels_init();
427 idletag = g_timeout_add(5, (GSourceFunc) my_silc_scheduler, NULL);
429 module_register("silc", "core");
432 /* Deinit SILC. Called from src/fe-text/silc.c */
434 void silc_core_deinit(void)
437 signal_emit("chat protocol deinit", 1,
438 chat_protocol_find("SILC"));
440 silc_server_deinit();
441 silc_channels_deinit();
442 silc_queries_deinit();
444 chat_protocol_unregister("SILC");
446 g_source_remove(idletag);
449 g_free(silc_client->username);
450 g_free(silc_client->realname);
451 silc_client_free(silc_client);