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 "silcversion.h"
37 #include "fe-common/core/printtext.h"
38 #include "fe-common/core/fe-channels.h"
39 #include "fe-common/core/keyboard.h"
40 #include "fe-common/silc/module-formats.h"
42 /* Command line option variables */
43 static bool opt_create_keypair = FALSE;
44 static char *opt_pkcs = NULL;
45 static int opt_bits = 0;
49 SilcClient silc_client = NULL;
50 extern SilcClientOperations ops;
51 extern bool silc_debug;
52 extern bool silc_debug_hexdump;
54 /* SIM (SILC Module) table */
55 SilcSimContext **sims = NULL;
56 SilcUInt32 sims_count = 0;
59 void silc_expandos_init(void);
60 void silc_expandos_deinit(void);
62 static int my_silc_scheduler(void)
64 silc_client_run_one(silc_client);
68 static CHATNET_REC *create_chatnet(void)
70 return g_malloc0(sizeof(CHATNET_REC));
73 static SERVER_SETUP_REC *create_server_setup(void)
75 return g_malloc0(sizeof(SERVER_SETUP_REC));
78 static CHANNEL_SETUP_REC *create_channel_setup(void)
80 return g_malloc0(sizeof(CHANNEL_SETUP_REC));
83 static SERVER_CONNECT_REC *create_server_connect(void)
85 return g_malloc0(sizeof(SILC_SERVER_CONNECT_REC));
88 static void destroy_server_connect(SERVER_CONNECT_REC *conn)
93 /* Checks user information and saves them to the config file it they
94 do not exist there already. */
96 static void silc_init_userinfo(void)
98 const char *set, *nick, *user_name;
101 /* check if nick/username/realname wasn't read from setup.. */
102 set = settings_get_str("real_name");
103 if (set == NULL || *set == '\0') {
104 str = g_getenv("SILCNAME");
106 str = g_getenv("IRCNAME");
107 settings_set_str("real_name",
108 str != NULL ? str : g_get_real_name());
112 user_name = settings_get_str("user_name");
113 if (user_name == NULL || *user_name == '\0') {
114 str = g_getenv("SILCUSER");
116 str = g_getenv("IRCUSER");
117 settings_set_str("user_name",
118 str != NULL ? str : g_get_user_name());
120 user_name = settings_get_str("user_name");
124 nick = settings_get_str("nick");
125 if (nick == NULL || *nick == '\0') {
126 str = g_getenv("SILCNICK");
128 str = g_getenv("IRCNICK");
129 settings_set_str("nick", str != NULL ? str : user_name);
131 nick = settings_get_str("nick");
135 set = settings_get_str("alternate_nick");
136 if (set == NULL || *set == '\0') {
137 if (strlen(nick) < 9)
138 str = g_strconcat(nick, "_", NULL);
140 str = g_strdup(nick);
141 str[strlen(str)-1] = '_';
143 settings_set_str("alternate_nick", str);
148 set = settings_get_str("hostname");
149 if (set == NULL || *set == '\0') {
150 str = g_getenv("SILCHOST");
152 str = g_getenv("IRCHOST");
154 settings_set_str("hostname", str);
160 static bool silc_log_misc(SilcLogType type, char *message, void *context)
162 fprintf(stderr, "%s\n", message);
166 static void silc_nickname_format_parse(const char *nickname,
169 silc_parse_userfqdn(nickname, ret_nickname, NULL);
172 static void silc_register_cipher(SilcClient client, const char *cipher)
177 for (i = 0; silc_default_ciphers[i].name; i++)
178 if (!strcmp(silc_default_ciphers[i].name, cipher)) {
179 silc_cipher_register((SilcCipherObject *)&silc_default_ciphers[i]);
183 if (!silc_cipher_is_supported(cipher)) {
184 SILC_LOG_ERROR(("Unknown cipher `%s'", cipher));
189 /* Register other defaults */
190 silc_cipher_register_default();
193 static void silc_register_hash(SilcClient client, const char *hash)
198 for (i = 0; silc_default_hash[i].name; i++)
199 if (!strcmp(silc_default_hash[i].name, hash)) {
200 silc_hash_register((SilcHashObject *)&silc_default_hash[i]);
204 if (!silc_hash_is_supported(hash)) {
205 SILC_LOG_ERROR(("Unknown hash function `%s'", hash));
210 /* Register other defaults */
211 silc_hash_register_default();
214 static void silc_register_hmac(SilcClient client, const char *hmac)
219 for (i = 0; silc_default_hmacs[i].name; i++)
220 if (!strcmp(silc_default_hmacs[i].name, hmac)) {
221 silc_hmac_register((SilcHmacObject *)&silc_default_hmacs[i]);
225 if (!silc_hmac_is_supported(hmac)) {
226 SILC_LOG_ERROR(("Unknown HMAC `%s'", hmac));
231 /* Register other defaults */
232 silc_hmac_register_default();
235 /* Finalize init. Init finish signal calls this. */
237 void silc_opt_callback(poptContext con,
238 enum poptCallbackReason reason,
239 const struct poptOption *opt,
240 const char *arg, void *data)
242 if (strcmp(opt->longName, "show-key") == 0) {
244 silc_cipher_register_default();
245 silc_pkcs_register_default();
246 silc_hash_register_default();
247 silc_hmac_register_default();
248 silc_client_show_key((char *)arg);
252 if (strcmp(opt->longName, "list-ciphers") == 0) {
253 silc_cipher_register_default();
254 silc_client_list_ciphers();
258 if (strcmp(opt->longName, "list-hash-funcs") == 0) {
259 silc_hash_register_default();
260 silc_client_list_hash_funcs();
264 if (strcmp(opt->longName, "list-hmacs") == 0) {
265 silc_hmac_register_default();
266 silc_client_list_hmacs();
270 if (strcmp(opt->longName, "list-pkcs") == 0) {
271 silc_pkcs_register_default();
272 silc_client_list_pkcs();
276 if (strcmp(opt->longName, "debug") == 0) {
278 silc_debug_hexdump = TRUE;
279 silc_log_set_debug_string(arg);
280 silc_log_set_callback(SILC_LOG_INFO, silc_log_misc, NULL);
281 silc_log_set_callback(SILC_LOG_WARNING, silc_log_misc, NULL);
282 silc_log_set_callback(SILC_LOG_ERROR, silc_log_misc, NULL);
283 silc_log_set_callback(SILC_LOG_FATAL, silc_log_misc, NULL);
286 "Run-time debugging is not enabled. To enable it recompile\n"
287 "the client with --enable-debug configuration option.\n");
293 static void sig_init_read_settings(void)
295 if (opt_create_keypair) {
296 /* Create new key pair and exit */
297 silc_cipher_register_default();
298 silc_pkcs_register_default();
299 silc_hash_register_default();
300 silc_hmac_register_default();
301 silc_client_create_key_pair(opt_pkcs, opt_bits,
302 NULL, NULL, NULL, NULL, NULL);
307 /* Init SILC. Called from src/fe-text/silc.c */
309 void silc_core_init(void)
311 static struct poptOption silc_options[] = {
312 { NULL, '\0', POPT_ARG_CALLBACK, (void *)&silc_opt_callback, '\0', NULL },
313 { "show-key", 'S', POPT_ARG_STRING, NULL, 0,
314 "Show the contents of the public key", "FILE" },
315 { "list-ciphers", 'c', POPT_ARG_NONE, NULL, 0,
316 "List supported ciphers", NULL },
317 { "list-hash-funcs", 'H', POPT_ARG_NONE, NULL, 0,
318 "List supported hash functions", NULL },
319 { "list-hmacs", 'M', POPT_ARG_NONE, NULL, 0,
320 "List supported HMACs", NULL },
321 { "list-pkcs", 'P', POPT_ARG_NONE, NULL, 0,
322 "List supported PKCSs", NULL },
323 { "debug", 'd', POPT_ARG_STRING, NULL, 0,
324 "Enable debugging", "STRING" },
325 { NULL, '\0', 0, NULL }
328 static struct poptOption options[] = {
329 { NULL, '\0', POPT_ARG_INCLUDE_TABLE, silc_options, 0, NULL, NULL },
330 { "create-key-pair", 'C', POPT_ARG_NONE, &opt_create_keypair, 0,
331 "Create new public key pair", NULL },
332 { "pkcs", 0, POPT_ARG_STRING, &opt_pkcs, 0,
333 "Set the PKCS of the public key pair", "PKCS" },
334 { "bits", 0, POPT_ARG_INT, &opt_bits, 0,
335 "Set the length of the public key pair", "VALUE" },
336 { NULL, '\0', 0, NULL }
339 CHAT_PROTOCOL_REC *rec;
340 SilcClientParams params;
341 const char *def_cipher, *def_hash, *def_hmac;
343 args_register(options);
344 signal_add("irssi init read settings", (SIGNAL_FUNC) sig_init_read_settings);
347 settings_add_bool("server", "skip_motd", FALSE);
348 settings_add_str("server", "alternate_nick", NULL);
349 settings_add_bool("server", "use_auto_addr", FALSE);
350 settings_add_str("server", "auto_bind_ip", "");
351 settings_add_str("server", "auto_public_ip", "");
352 settings_add_int("server", "auto_bind_port", 0);
353 settings_add_str("server", "crypto_default_cipher", SILC_DEFAULT_CIPHER);
354 settings_add_str("server", "crypto_default_hash", SILC_DEFAULT_HASH);
355 settings_add_str("server", "crypto_default_hmac", SILC_DEFAULT_HMAC);
356 settings_add_int("server", "key_exchange_timeout_secs", 120);
357 settings_add_int("server", "key_exchange_rekey_secs", 3600);
358 settings_add_int("server", "connauth_request_secs", 2);
360 silc_init_userinfo();
362 /* Initialize client parameters */
363 memset(¶ms, 0, sizeof(params));
364 strcat(params.nickname_format, "%n@%h%a");
365 params.nickname_parse = silc_nickname_format_parse;
366 params.rekey_secs = settings_get_int("key_exchange_rekey_secs");
367 params.connauth_request_secs = settings_get_int("connauth_request_secs");
369 /* Allocate SILC client */
370 silc_client = silc_client_alloc(&ops, ¶ms, NULL, silc_version_string);
372 /* Get the ciphers and stuff from config file */
373 def_cipher = settings_get_str("crypto_default_cipher");
374 def_hash = settings_get_str("crypto_default_hash");
375 def_hmac = settings_get_str("crypto_default_hmac");
376 silc_register_cipher(silc_client, def_cipher);
377 silc_register_hash(silc_client, def_hash);
378 silc_register_hmac(silc_client, def_hmac);
379 silc_pkcs_register_default();
381 /* Get user information */
382 silc_client->username = g_strdup(settings_get_str("user_name"));
383 silc_client->nickname = g_strdup(settings_get_str("nick"));
384 silc_client->hostname = silc_net_localhost();
385 silc_client->realname = g_strdup(settings_get_str("real_name"));
387 /* Check ~/.silc directory and public and private keys */
388 if (silc_client_check_silc_dir() == FALSE) {
393 /* Load public and private key */
394 if (silc_client_load_keys(silc_client) == FALSE) {
399 /* Initialize the SILC client */
400 if (!silc_client_init(silc_client)) {
405 /* Register SILC to the irssi */
406 rec = g_new0(CHAT_PROTOCOL_REC, 1);
408 rec->fullname = "Secure Internet Live Conferencing";
409 rec->chatnet = "silcnet";
410 rec->create_chatnet = create_chatnet;
411 rec->create_server_setup = create_server_setup;
412 rec->create_channel_setup = create_channel_setup;
413 rec->create_server_connect = create_server_connect;
414 rec->destroy_server_connect = destroy_server_connect;
415 rec->server_connect = (SERVER_REC *(*) (SERVER_CONNECT_REC *))
417 rec->channel_create = (CHANNEL_REC *(*) (SERVER_REC *, const char *, int))
419 rec->query_create = (QUERY_REC *(*) (const char *, const char *, int))
422 chat_protocol_register(rec);
426 silc_channels_init();
428 silc_expandos_init();
430 idletag = g_timeout_add(5, (GSourceFunc) my_silc_scheduler, NULL);
432 module_register("silc", "core");
435 /* Deinit SILC. Called from src/fe-text/silc.c */
437 void silc_core_deinit(void)
440 signal_emit("chat protocol deinit", 1,
441 chat_protocol_find("SILC"));
443 silc_server_deinit();
444 silc_channels_deinit();
445 silc_queries_deinit();
446 silc_expandos_deinit();
448 chat_protocol_unregister("SILC");
450 g_source_remove(idletag);
453 g_free(silc_client->username);
454 g_free(silc_client->realname);
455 silc_client_free(silc_client);