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 static int my_silc_scheduler(void)
61 silc_client_run_one(silc_client);
65 static CHATNET_REC *create_chatnet(void)
67 return g_malloc0(sizeof(CHATNET_REC));
70 static SERVER_SETUP_REC *create_server_setup(void)
72 return g_malloc0(sizeof(SERVER_SETUP_REC));
75 static CHANNEL_SETUP_REC *create_channel_setup(void)
77 return g_malloc0(sizeof(CHANNEL_SETUP_REC));
80 static SERVER_CONNECT_REC *create_server_connect(void)
82 return g_malloc0(sizeof(SILC_SERVER_CONNECT_REC));
85 static void destroy_server_connect(SERVER_CONNECT_REC *conn)
90 /* Checks user information and saves them to the config file it they
91 do not exist there already. */
93 static void silc_init_userinfo(void)
95 const char *set, *nick, *user_name;
98 /* check if nick/username/realname wasn't read from setup.. */
99 set = settings_get_str("real_name");
100 if (set == NULL || *set == '\0') {
101 str = g_getenv("SILCNAME");
103 str = g_getenv("IRCNAME");
104 settings_set_str("real_name",
105 str != NULL ? str : g_get_real_name());
109 user_name = settings_get_str("user_name");
110 if (user_name == NULL || *user_name == '\0') {
111 str = g_getenv("SILCUSER");
113 str = g_getenv("IRCUSER");
114 settings_set_str("user_name",
115 str != NULL ? str : g_get_user_name());
117 user_name = settings_get_str("user_name");
121 nick = settings_get_str("nick");
122 if (nick == NULL || *nick == '\0') {
123 str = g_getenv("SILCNICK");
125 str = g_getenv("IRCNICK");
126 settings_set_str("nick", str != NULL ? str : user_name);
128 nick = settings_get_str("nick");
132 set = settings_get_str("alternate_nick");
133 if (set == NULL || *set == '\0') {
134 if (strlen(nick) < 9)
135 str = g_strconcat(nick, "_", NULL);
137 str = g_strdup(nick);
138 str[strlen(str)-1] = '_';
140 settings_set_str("alternate_nick", str);
145 set = settings_get_str("hostname");
146 if (set == NULL || *set == '\0') {
147 str = g_getenv("SILCHOST");
149 str = g_getenv("IRCHOST");
151 settings_set_str("hostname", str);
157 static bool silc_log_misc(SilcLogType type, char *message, void *context)
159 fprintf(stderr, "%s\n", message);
163 static void silc_nickname_format_parse(const char *nickname,
166 silc_parse_userfqdn(nickname, ret_nickname, NULL);
169 static void silc_register_cipher(SilcClient client, const char *cipher)
174 for (i = 0; silc_default_ciphers[i].name; i++)
175 if (!strcmp(silc_default_ciphers[i].name, cipher)) {
176 silc_cipher_register((SilcCipherObject *)&silc_default_ciphers[i]);
180 if (!silc_cipher_is_supported(cipher)) {
181 SILC_LOG_ERROR(("Unknown cipher `%s'", cipher));
186 /* Register other defaults */
187 silc_cipher_register_default();
190 static void silc_register_hash(SilcClient client, const char *hash)
195 for (i = 0; silc_default_hash[i].name; i++)
196 if (!strcmp(silc_default_hash[i].name, hash)) {
197 silc_hash_register((SilcHashObject *)&silc_default_hash[i]);
201 if (!silc_hash_is_supported(hash)) {
202 SILC_LOG_ERROR(("Unknown hash function `%s'", hash));
207 /* Register other defaults */
208 silc_hash_register_default();
211 static void silc_register_hmac(SilcClient client, const char *hmac)
216 for (i = 0; silc_default_hmacs[i].name; i++)
217 if (!strcmp(silc_default_hmacs[i].name, hmac)) {
218 silc_hmac_register((SilcHmacObject *)&silc_default_hmacs[i]);
222 if (!silc_hmac_is_supported(hmac)) {
223 SILC_LOG_ERROR(("Unknown HMAC `%s'", hmac));
228 /* Register other defaults */
229 silc_hmac_register_default();
232 /* Finalize init. Init finish signal calls this. */
234 void silc_opt_callback(poptContext con,
235 enum poptCallbackReason reason,
236 const struct poptOption *opt,
237 const char *arg, void *data)
239 if (strcmp(opt->longName, "show-key") == 0) {
241 silc_cipher_register_default();
242 silc_pkcs_register_default();
243 silc_hash_register_default();
244 silc_hmac_register_default();
245 silc_client_show_key(arg);
249 if (strcmp(opt->longName, "list-ciphers") == 0) {
250 silc_cipher_register_default();
251 silc_client_list_ciphers();
255 if (strcmp(opt->longName, "list-hash-funcs") == 0) {
256 silc_hash_register_default();
257 silc_client_list_hash_funcs();
261 if (strcmp(opt->longName, "list-hmacs") == 0) {
262 silc_hmac_register_default();
263 silc_client_list_hmacs();
267 if (strcmp(opt->longName, "list-pkcs") == 0) {
268 silc_pkcs_register_default();
269 silc_client_list_pkcs();
273 if (strcmp(opt->longName, "debug") == 0) {
275 silc_debug_hexdump = TRUE;
276 silc_log_set_debug_string(arg);
277 silc_log_set_callback(SILC_LOG_INFO, silc_log_misc, NULL);
278 silc_log_set_callback(SILC_LOG_WARNING, silc_log_misc, NULL);
279 silc_log_set_callback(SILC_LOG_ERROR, silc_log_misc, NULL);
280 silc_log_set_callback(SILC_LOG_FATAL, silc_log_misc, NULL);
283 "Run-time debugging is not enabled. To enable it recompile\n"
284 "the client with --enable-debug configuration option.\n");
290 static void sig_init_read_settings(void)
292 if (opt_create_keypair) {
293 /* Create new key pair and exit */
294 silc_cipher_register_default();
295 silc_pkcs_register_default();
296 silc_hash_register_default();
297 silc_hmac_register_default();
298 silc_client_create_key_pair(opt_pkcs, opt_bits,
299 NULL, NULL, NULL, NULL, NULL);
304 /* Init SILC. Called from src/fe-text/silc.c */
306 void silc_core_init(void)
308 static struct poptOption silc_options[] = {
309 { NULL, '\0', POPT_ARG_CALLBACK, (void *)&silc_opt_callback, '\0', NULL },
310 { "show-key", 'S', POPT_ARG_STRING, NULL, 0,
311 "Show the contents of the public key", "FILE" },
312 { "list-ciphers", 'c', POPT_ARG_NONE, NULL, 0,
313 "List supported ciphers", NULL },
314 { "list-hash-funcs", 'H', POPT_ARG_NONE, NULL, 0,
315 "List supported hash functions", NULL },
316 { "list-hmacs", 'M', POPT_ARG_NONE, NULL, 0,
317 "List supported HMACs", NULL },
318 { "list-pkcs", 'P', POPT_ARG_NONE, NULL, 0,
319 "List supported PKCSs", NULL },
320 { "debug", 'd', POPT_ARG_STRING, NULL, 0,
321 "Enable debugging", "STRING" },
322 { NULL, '\0', 0, NULL }
325 static struct poptOption options[] = {
326 { NULL, '\0', POPT_ARG_INCLUDE_TABLE, silc_options, 0, NULL, NULL },
327 { "create-key-pair", 'C', POPT_ARG_NONE, &opt_create_keypair, 0,
328 "Create new public key pair", NULL },
329 { "pkcs", 0, POPT_ARG_STRING, &opt_pkcs, 0,
330 "Set the PKCS of the public key pair", "PKCS" },
331 { "bits", 0, POPT_ARG_INT, &opt_bits, 0,
332 "Set the length of the public key pair", "VALUE" },
333 { NULL, '\0', 0, NULL }
336 CHAT_PROTOCOL_REC *rec;
337 SilcClientParams params;
338 const char *def_cipher, *def_hash, *def_hmac;
340 args_register(options);
341 signal_add("irssi init read settings", (SIGNAL_FUNC) sig_init_read_settings);
344 settings_add_bool("server", "skip_motd", FALSE);
345 settings_add_str("server", "alternate_nick", NULL);
346 settings_add_bool("server", "use_auto_addr", FALSE);
347 settings_add_str("server", "auto_bind_ip", "");
348 settings_add_str("server", "auto_public_ip", "");
349 settings_add_int("server", "auto_bind_port", 0);
350 settings_add_str("server", "crypto_default_cipher", SILC_DEFAULT_CIPHER);
351 settings_add_str("server", "crypto_default_hash", SILC_DEFAULT_HASH);
352 settings_add_str("server", "crypto_default_hmac", SILC_DEFAULT_HMAC);
353 settings_add_int("server", "key_exchange_timeout_secs", 120);
354 settings_add_int("server", "key_exchange_rekey_secs", 3600);
355 settings_add_int("server", "connauth_request_secs", 2);
357 silc_init_userinfo();
359 /* Initialize client parameters */
360 memset(¶ms, 0, sizeof(params));
361 strcat(params.nickname_format, "%n@%h%a");
362 params.nickname_parse = silc_nickname_format_parse;
363 params.rekey_secs = settings_get_int("key_exchange_rekey_secs");
364 params.connauth_request_secs = settings_get_int("connauth_request_secs");
366 /* Allocate SILC client */
367 silc_client = silc_client_alloc(&ops, ¶ms, NULL, silc_version_string);
369 /* Get the ciphers and stuff from config file */
370 def_cipher = settings_get_str("crypto_default_cipher");
371 def_hash = settings_get_str("crypto_default_hash");
372 def_hmac = settings_get_str("crypto_default_hmac");
373 silc_register_cipher(silc_client, def_cipher);
374 silc_register_hash(silc_client, def_hash);
375 silc_register_hmac(silc_client, def_hmac);
376 silc_pkcs_register_default();
378 /* Get user information */
379 silc_client->username = g_strdup(settings_get_str("user_name"));
380 silc_client->nickname = g_strdup(settings_get_str("nick"));
381 silc_client->hostname = silc_net_localhost();
382 silc_client->realname = g_strdup(settings_get_str("real_name"));
384 /* Check ~/.silc directory and public and private keys */
385 if (silc_client_check_silc_dir() == FALSE) {
390 /* Load public and private key */
391 if (silc_client_load_keys(silc_client) == FALSE) {
396 /* Initialize the SILC client */
397 if (!silc_client_init(silc_client)) {
402 /* Register SILC to the irssi */
403 rec = g_new0(CHAT_PROTOCOL_REC, 1);
405 rec->fullname = "Secure Internet Live Conferencing";
406 rec->chatnet = "silcnet";
407 rec->create_chatnet = create_chatnet;
408 rec->create_server_setup = create_server_setup;
409 rec->create_channel_setup = create_channel_setup;
410 rec->create_server_connect = create_server_connect;
411 rec->destroy_server_connect = destroy_server_connect;
412 rec->server_connect = (SERVER_REC *(*) (SERVER_CONNECT_REC *))
414 rec->channel_create = (CHANNEL_REC *(*) (SERVER_REC *, const char *, int))
416 rec->query_create = (QUERY_REC *(*) (const char *, const char *, int))
419 chat_protocol_register(rec);
423 silc_channels_init();
426 idletag = g_timeout_add(5, (GSourceFunc) my_silc_scheduler, NULL);
428 module_register("silc", "core");
431 /* Deinit SILC. Called from src/fe-text/silc.c */
433 void silc_core_deinit(void)
436 signal_emit("chat protocol deinit", 1,
437 chat_protocol_find("SILC"));
439 silc_server_deinit();
440 silc_channels_deinit();
441 silc_queries_deinit();
443 chat_protocol_unregister("SILC");
445 g_source_remove(idletag);
448 g_free(silc_client->username);
449 g_free(silc_client->realname);
450 silc_client_free(silc_client);