X-Git-Url: http://git.silcnet.org/gitweb/?a=blobdiff_plain;f=apps%2Firssi%2Fsrc%2Fsilc%2Fcore%2Fsilc-core.c;h=8b6f9f74ed50fc08326068ad805b09a3c27d86d0;hb=52e57c880aba9c5e89f59d962eb9af75670b76e0;hp=7afa379ba7805c3267e8c7d38cbd72b9641a8090;hpb=6bdd7d2dd5279434f63b673e327b43d2513ec3a5;p=silc.git diff --git a/apps/irssi/src/silc/core/silc-core.c b/apps/irssi/src/silc/core/silc-core.c index 7afa379b..8b6f9f74 100644 --- a/apps/irssi/src/silc/core/silc-core.c +++ b/apps/irssi/src/silc/core/silc-core.c @@ -1,5 +1,26 @@ +/* + + silc-core.c + + Author: Pekka Riikonen + + Copyright (C) 2001 - 2007 Pekka Riikonen + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + +*/ + #include "module.h" #include "chat-protocols.h" +#include "args.h" #include "chatnets.h" #include "servers-setup.h" @@ -8,470 +29,857 @@ #include "silc-channels.h" #include "silc-queries.h" #include "silc-nicklist.h" -#include "version_internal.h" +#include "silc-chatnets.h" +#include "silc-cmdqueue.h" +#include "silc-commands.h" #include "signals.h" #include "levels.h" #include "settings.h" +#include "commands.h" #include "fe-common/core/printtext.h" #include "fe-common/core/fe-channels.h" +#include "fe-common/core/keyboard.h" +#include "fe-common/silc/module-formats.h" -#define SILC_CLIENT_PUBLIC_KEY_NAME "public_key.pub" -#define SILC_CLIENT_PRIVATE_KEY_NAME "private_key.prv" - -#define SILC_CLIENT_DEF_PKCS "rsa" -#define SILC_CLIENT_DEF_PKCS_LEN 1024 - -SilcClient silc_client; -const char *silc_version_string = SILC_PROTOCOL_VERSION_STRING; +#ifndef SILC_PLUGIN +/* Command line option variables */ +static char *opt_pkcs = NULL; +static int opt_bits = 0; +#else +static int init_failed = 0; +#endif -static int idletag; +static int running = 0; +/* SILC Client */ +SilcClient silc_client = NULL; extern SilcClientOperations ops; -static void silc_say(SilcClient client, SilcClientConnection conn, - char *msg, ...) -{ - SILC_SERVER_REC *server; - va_list va; - char *str; +/* Our keypair */ +SilcPublicKey irssi_pubkey = NULL; +SilcPrivateKey irssi_privkey = NULL; - server = conn == NULL ? NULL : conn->context; +char *opt_nickname = NULL; +char *opt_hostname = NULL; - va_start(va, msg); - str = g_strdup_vprintf(msg, va); - printtext(server, "#silc", MSGLEVEL_CRAP, "%s", str); - g_free(str); - va_end(va); -} +/* Default hash function */ +SilcHash sha1hash = NULL; -static void silc_channel_message(SilcClient c, SilcClientConnection conn, - SilcClientEntry client, - SilcChannelEntry channel, char *msg) -{ - SILC_SERVER_REC *server; - SILC_NICK_REC *nick; - SILC_CHANNEL_REC *chanrec; - - server = conn == NULL ? NULL : conn->context; - chanrec = silc_channel_find_entry(server, channel); - - nick = client == NULL ? NULL : silc_nicklist_find(chanrec, client); - signal_emit("message public", 6, server, msg, - nick == NULL ? "(unknown)" : nick->nick, - nick == NULL ? NULL : nick->host, - chanrec->name, nick); -} +void silc_expandos_init(void); +void silc_expandos_deinit(void); -static void silc_private_message(SilcClient c, SilcClientConnection conn, - SilcClientEntry client, char *msg) -{ - SILC_SERVER_REC *server; +void silc_lag_init(void); +void silc_lag_deinit(void); - server = conn == NULL ? NULL : conn->context; - signal_emit("message private", 4, server, msg, - client == NULL ? "(unknown)" : client->nickname, - client == NULL ? NULL : client->username); -} +#ifdef SILC_PLUGIN +void silc_core_deinit(void); +#endif -typedef struct { - int type; - const char *name; -} NOTIFY_REC; - -#define MAX_NOTIFY (sizeof(notifies)/sizeof(notifies[0])) -static NOTIFY_REC notifies[] = { - { SILC_NOTIFY_TYPE_NONE, NULL }, - { SILC_NOTIFY_TYPE_INVITE, "invite" }, - { SILC_NOTIFY_TYPE_JOIN, "join" }, - { SILC_NOTIFY_TYPE_LEAVE, "leave" }, - { SILC_NOTIFY_TYPE_SIGNOFF, "signoff" }, - { SILC_NOTIFY_TYPE_TOPIC_SET, "topic" }, - { SILC_NOTIFY_TYPE_NICK_CHANGE, "nick" }, - { SILC_NOTIFY_TYPE_CMODE_CHANGE, "cmode" }, - { SILC_NOTIFY_TYPE_CUMODE_CHANGE, "cumode" }, - { SILC_NOTIFY_TYPE_MOTD, "motd" } -}; - -static void silc_notify(SilcClient client, SilcClientConnection conn, - SilcNotifyType type, ...) +static gboolean my_silc_scheduler(gpointer data) { - SILC_SERVER_REC *server; - va_list va; - - server = conn == NULL ? NULL : conn->context; - va_start(va, type); - - if (type == SILC_NOTIFY_TYPE_NONE) { - /* some generic notice from server */ - printtext(server, NULL, MSGLEVEL_CRAP, "%s", - (char *) va_arg(va, char *)); - } else if (type < MAX_NOTIFY) { - /* send signal about the notify event */ - char signal[50]; - - g_snprintf(signal, sizeof(signal), "silc event %s", - notifies[type].name); - signal_emit(signal, 2, server, va); - } else { - /* unknown notify */ - printtext(server, NULL, MSGLEVEL_CRAP, - "Unknown notify %d", type); - } - va_end(va); + SILC_LOG_DEBUG(("Timeout")); + silc_client_run_one(silc_client); + return FALSE; } -static void silc_connect(SilcClient client, SilcClientConnection conn, int success) +static gboolean my_silc_scheduler_fd(GIOChannel *source, + GIOCondition condition, + gpointer data) { - SILC_SERVER_REC *server = conn->context; - - if (success) { - server->connected = TRUE; - signal_emit("event connected", 1, server); - } else { - server->connection_lost = TRUE; - server->conn->context = NULL; - server_disconnect(SERVER(server)); - } + SILC_LOG_DEBUG(("I/O event, %d", SILC_PTR_TO_32(data))); + silc_client_run_one(silc_client); + return TRUE; } -static void silc_disconnect(SilcClient client, SilcClientConnection conn) +static void scheduler_notify_cb(SilcSchedule schedule, + SilcBool added, SilcTask task, + SilcBool fd_task, SilcUInt32 fd, + SilcTaskEvent event, + long seconds, long useconds, + void *context) { - SILC_SERVER_REC *server = conn->context; - - server->conn->context = NULL; - server->conn = NULL; - server->connection_lost = TRUE; - server_disconnect(SERVER(server)); + if (added) { + if (fd_task) { + /* Add fd */ + GIOChannel *ch; + guint e = 0; + + SILC_LOG_DEBUG(("Add fd %d, events %d", fd, event)); + g_source_remove_by_user_data(SILC_32_TO_PTR(fd)); + + if (event & SILC_TASK_READ) + e |= (G_IO_IN | G_IO_PRI | G_IO_HUP | G_IO_ERR); + if (event & SILC_TASK_WRITE) + e |= (G_IO_OUT | G_IO_HUP | G_IO_ERR | G_IO_NVAL); + + if (e) { + ch = g_io_channel_unix_new(fd); + g_io_add_watch(ch, e, my_silc_scheduler_fd, SILC_32_TO_PTR(fd)); + g_io_channel_unref(ch); + } + } else { + /* Add timeout */ + guint t; + + t = (seconds * 1000) + (useconds / 1000); + SILC_LOG_DEBUG(("interval %d msec", t)); + g_timeout_add(t, my_silc_scheduler, NULL); + } + } else { + if (fd_task) { + /* Remove fd */ + g_source_remove_by_user_data(SILC_32_TO_PTR(fd)); + } + } } -static void silc_command(SilcClient client, SilcClientConnection conn, - SilcClientCommandContext cmd_context, int success, - SilcCommand command) +static CHATNET_REC *create_chatnet(void) { + return g_malloc0(sizeof(CHATNET_REC)); } -static void silc_command_reply(SilcClient client, SilcClientConnection conn, - SilcCommandPayload cmd_payload, int success, - SilcCommand command, - SilcCommandStatus status, ...) +static SERVER_SETUP_REC *create_server_setup(void) { - SILC_SERVER_REC *server = conn->context; - SILC_CHANNEL_REC *chanrec; - va_list va; - - va_start(va, status); - - /*g_snprintf(signal, sizeof(signal), "silc command reply %s", - silc_commands[type]); - signal_emit(signal, 2, server, va);*/ - - switch(command) { - case SILC_COMMAND_JOIN: { - char *channel, *mode; - - channel = va_arg(va, char *); - (void)va_arg(va, SilcChannelEntry); - mode = silc_client_chmode(va_arg(va, unsigned int)); - - chanrec = silc_channel_find(server, channel); - if (chanrec != NULL && !success) - channel_destroy(CHANNEL(chanrec)); - else if (chanrec == NULL && success) - chanrec = silc_channel_create(server, channel, TRUE); - - g_free_not_null(chanrec->mode); - chanrec->mode = g_strdup(mode == NULL ? "" : mode); - signal_emit("channel mode changed", 1, chanrec); - break; - } - case SILC_COMMAND_NICK: { - SilcClientEntry client = va_arg(va, SilcClientEntry); - char *old; - - old = g_strdup(server->nick); - server_change_nick(SERVER(server), client->nickname); - nicklist_rename_unique(SERVER(server), - server->conn->local_entry, server->nick, - client, client->nickname); - - signal_emit("message own_nick", 4, - server, server->nick, old, ""); - g_free(old); - break; - } - case SILC_COMMAND_USERS: { - SilcChannelEntry channel; - SilcChannelUser user; - NICK_REC *ownnick; - - channel = va_arg(va, SilcChannelEntry); - chanrec = silc_channel_find_entry(server, channel); - if (chanrec == NULL) - break; - - silc_list_start(channel->clients); - while ((user = silc_list_get(channel->clients)) != NULL) - silc_nicklist_insert(chanrec, user, FALSE); - - ownnick = NICK(silc_nicklist_find(chanrec, conn->local_entry)); - nicklist_set_own(CHANNEL(chanrec), ownnick); - signal_emit("channel joined", 1, chanrec); - fe_channels_nicklist(CHANNEL(chanrec), - CHANNEL_NICKLIST_FLAG_ALL); - break; - } - } - - va_end(va); + return g_malloc0(sizeof(SERVER_SETUP_REC)); } -static int silc_verify_server_key(SilcClient client, SilcClientConnection conn, - unsigned char *pk, unsigned int pk_len, - SilcSKEPKType pk_type) +static CHANNEL_SETUP_REC *create_channel_setup(void) { - return TRUE; + return g_malloc0(sizeof(CHANNEL_SETUP_REC)); } -static unsigned char *silc_ask_passphrase(SilcClient client, - SilcClientConnection conn) +static SERVER_CONNECT_REC *create_server_connect(void) { - return NULL; + return g_malloc0(sizeof(SILC_SERVER_CONNECT_REC)); } -static int silc_get_auth_method(SilcClient client, SilcClientConnection conn, - char *hostname, unsigned short port, - SilcProtocolAuthMeth *auth_meth, - unsigned char **auth_data, - unsigned int *auth_data_len) +static void destroy_server_connect(SERVER_CONNECT_REC *conn) { - return FALSE; + } -static void silc_failure(SilcClient client, SilcClientConnection conn, - SilcProtocol protocol, void *failure) +/* Checks user information and saves them to the config file it they + do not exist there already. */ + +static void silc_init_userinfo(void) { + const char *set, *nick, *user_name, *str; + char *tmp; + + /* check if nick/username/realname wasn't read from setup.. */ + set = settings_get_str("real_name"); + if (set == NULL || *set == '\0') { + str = g_getenv("SILCNAME"); + if (!str) + str = g_getenv("IRCNAME"); + settings_set_str("real_name", + str != NULL ? str : silc_get_real_name()); + } + + /* Check that real name is UTF-8 encoded */ + set = settings_get_str("real_name"); + if (!silc_utf8_valid(set, strlen(set))) { + int len = silc_utf8_encoded_len(set, strlen(set), SILC_STRING_LOCALE); + tmp = silc_calloc(len, sizeof(*tmp)); + if (tmp) { + silc_utf8_encode(set, strlen(set), SILC_STRING_LOCALE, tmp, len); + settings_set_str("real_name", tmp); + silc_free(tmp); + } + } + + /* username */ + user_name = settings_get_str("user_name"); + if (user_name == NULL || *user_name == '\0') { + str = g_getenv("SILCUSER"); + if (!str) + str = g_getenv("IRCUSER"); + settings_set_str("user_name", + str != NULL ? str : silc_get_username()); + + user_name = settings_get_str("user_name"); + } + + /* nick */ + nick = settings_get_str("nick"); + if (nick == NULL || *nick == '\0') { + str = g_getenv("SILCNICK"); + if (!str) + str = g_getenv("IRCNICK"); + settings_set_str("nick", str != NULL ? str : user_name); + + nick = settings_get_str("nick"); + } + + /* alternate nick */ + set = settings_get_str("alternate_nick"); + if (set == NULL || *set == '\0') { + tmp = g_strconcat(nick, "_", NULL); + settings_set_str("alternate_nick", tmp); + g_free(tmp); + } + + /* host name */ + set = settings_get_str("hostname"); + if (set == NULL || *set == '\0') { + str = g_getenv("SILCHOST"); + if (!str) + str = g_getenv("IRCHOST"); + if (str != NULL) + settings_set_str("hostname", str); + } } -static int key_agreement(SilcClient client, SilcClientConnection conn, - SilcClientEntry client_entry, char *hostname, - int port) +#if defined(SILC_DEBUG) || defined(SILC_PLUGIN) +static bool i_debug; +#endif + +#ifdef SILC_DEBUG +static bool silc_irssi_debug_print(char *file, char *function, int line, + char *message, void *context) { - return FALSE; + printtext(NULL, NULL, MSGLEVEL_CLIENTCRAP, + "DEBUG: %s:%d: %s", function, line, message); + return TRUE; } +#endif -SilcClientOperations ops = { - silc_say, - silc_channel_message, - silc_private_message, - silc_notify, - silc_command, - silc_command_reply, - silc_connect, - silc_disconnect, - silc_get_auth_method, - silc_verify_server_key, - silc_ask_passphrase, - silc_failure, - key_agreement -}; - -/* Loads public and private key from files. */ - -static void silc_client_create_key_pair(char *pkcs_name, int bits, - char *identifier, - SilcPublicKey *pub_key, - SilcPrivateKey *prv_key) +static void sig_setup_changed(void) { - SilcPKCS pkcs; - SilcRng rng; - unsigned char *key; - unsigned int key_len; - - rng = silc_rng_alloc(); - silc_rng_init(rng); - silc_rng_global_init(rng); - - silc_pkcs_alloc(pkcs_name, &pkcs); - pkcs->pkcs->init(pkcs->context, bits, rng); - - /* Create public key */ - key = silc_pkcs_get_public_key(pkcs, &key_len); - *pub_key = silc_pkcs_public_key_alloc(pkcs->pkcs->name, identifier, - key, key_len); - - memset(key, 0, sizeof(key_len)); - silc_free(key); - - /* Create private key */ - key = silc_pkcs_get_private_key(pkcs, &key_len); - *prv_key = silc_pkcs_private_key_alloc(pkcs->pkcs->name, key, key_len); +#ifdef SILC_DEBUG + bool debug = settings_get_bool("debug"); + if (debug) { + const char *debug_string = settings_get_str("debug_string"); + i_debug = TRUE; + silc_log_debug(TRUE); + if (strlen(debug_string)) + silc_log_set_debug_string(debug_string); + silc_log_set_debug_callbacks(silc_irssi_debug_print, NULL, NULL, NULL); + return; + } + if (i_debug) + silc_log_debug(FALSE); +#endif +} - memset(key, 0, sizeof(key_len)); - silc_free(key); +/* Log callbacks */ - silc_rng_free(rng); - silc_pkcs_free(pkcs); +static bool silc_log_misc(SilcLogType type, char *message, void *context) +{ + printtext(NULL, NULL, MSGLEVEL_CLIENTCRAP, "%s: %s", + (type == SILC_LOG_INFO ? "[Info]" : + type == SILC_LOG_WARNING ? "[Warning]" : "[Error]"), message); + return TRUE; } -static int read_keyfiles(SilcClient client, char *public_file, - char *private_file) +static bool silc_log_stderr(SilcLogType type, char *message, void *context) { - struct stat statbuf; - - if (stat(public_file, &statbuf) != 0 || - stat(private_file, &statbuf) != 0) - return FALSE; - - if (!silc_pkcs_load_private_key(private_file, &client->private_key, - SILC_PKCS_FILE_BIN) && - !silc_pkcs_load_private_key(private_file, &client->private_key, - SILC_PKCS_FILE_PEM)) - return FALSE; - - if (!silc_pkcs_load_public_key(public_file, &client->public_key, - SILC_PKCS_FILE_PEM) && - !silc_pkcs_load_public_key(public_file, &client->public_key, - SILC_PKCS_FILE_BIN)) - return FALSE; - - return TRUE; + fprintf(stderr, "%s: %s\n", + (type == SILC_LOG_INFO ? "[Info]" : + type == SILC_LOG_WARNING ? "[Warning]" : "[Error]"), message); + return TRUE; } -static char *silc_create_identifier(SilcClient client) +static void silc_register_cipher(SilcClient client, const char *cipher) { - char hostname[256], *email, *ret; - - if (gethostname(hostname, sizeof(hostname)) != 0) - hostname[0] = '\0'; - - email = g_strdup_printf("%s@%s", client->username, hostname); - ret = silc_pkcs_encode_identifier(client->username, hostname, - client->realname, email, - NULL, NULL); - g_free(email); - return ret; + int i; + + if (cipher) { + for (i = 0; silc_default_ciphers[i].name; i++) + if (!strcmp(silc_default_ciphers[i].name, cipher)) { + silc_cipher_register(&(silc_default_ciphers[i])); + break; + } + + if (!silc_cipher_is_supported(cipher)) { + SILC_LOG_ERROR(("Unknown cipher `%s'", cipher)); +#ifdef SILC_PLUGIN + init_failed = -1; + return; +#else + exit(1); +#endif + } + } + + /* Register other defaults */ + silc_cipher_register_default(); } -static int load_keys(SilcClient client) +static void silc_register_hash(SilcClient client, const char *hash) { - char *public_file, *private_file; - char *identifier; - - public_file = g_strdup_printf("%s/.irssi/%s", g_get_home_dir(), - SILC_CLIENT_PUBLIC_KEY_NAME); - private_file = g_strdup_printf("%s/.irssi/%s", g_get_home_dir(), - SILC_CLIENT_PRIVATE_KEY_NAME); - - if (!read_keyfiles(client, public_file, private_file)) { - /* couldn't read key files, recreate them */ - identifier = silc_create_identifier(client); - silc_client_create_key_pair(SILC_CLIENT_DEF_PKCS, - SILC_CLIENT_DEF_PKCS_LEN, - identifier, - &client->public_key, - &client->private_key); - silc_free(identifier); - - silc_pkcs_save_public_key(public_file, client->public_key, - SILC_PKCS_FILE_PEM); - silc_pkcs_save_private_key(private_file, client->private_key, - NULL, SILC_PKCS_FILE_BIN); - } - - g_free(public_file); - g_free(private_file); - return TRUE; + int i; + + if (hash) { + for (i = 0; silc_default_hash[i].name; i++) + if (!strcmp(silc_default_hash[i].name, hash)) { + silc_hash_register(&(silc_default_hash[i])); + break; + } + + if (!silc_hash_is_supported(hash)) { + SILC_LOG_ERROR(("Unknown hash function `%s'", hash)); +#ifdef SILC_PLUGIN + init_failed = -1; + return; +#else + exit(1); +#endif + } + } + + /* Register other defaults */ + silc_hash_register_default(); } -static int my_silc_scheduler(void) +static void silc_register_hmac(SilcClient client, const char *hmac) { - silc_schedule_one(0); - return 1; + int i; + + if (hmac) { + for (i = 0; silc_default_hmacs[i].name; i++) + if (!strcmp(silc_default_hmacs[i].name, hmac)) { + silc_hmac_register(&(silc_default_hmacs[i])); + break; + } + + if (!silc_hmac_is_supported(hmac)) { + SILC_LOG_ERROR(("Unknown HMAC `%s'", hmac)); +#ifdef SILC_PLUGIN + init_failed = -1; + return; +#else + exit(1); +#endif + } + } + + /* Register other defaults */ + silc_hmac_register_default(); } -static CHATNET_REC *create_chatnet(void) +/* Finalize init. Init finish signal calls this. */ + +#ifdef SILC_PLUGIN +#define FUNCTION_EXIT goto out +void silc_opt_callback(const char *data, SERVER_REC *server, + WI_ITEM_REC *item) +#else +#define FUNCTION_EXIT exit(0) +void silc_opt_callback(poptContext con, + enum poptCallbackReason reason, + const struct poptOption *opt, + const char *arg, void *data) +#endif { - return g_malloc0(sizeof(CHATNET_REC)); +#ifdef SILC_PLUGIN + unsigned char **argv=NULL, *tmp; + SilcUInt32 *argv_lens=NULL, *argv_types=NULL, argc=0; + int i; + unsigned char privkey[128], pubkey[128]; + + memset(privkey, 0, sizeof(privkey)); + memset(pubkey, 0, sizeof(pubkey)); + snprintf(pubkey, sizeof(pubkey) - 1, "%s/%s", get_irssi_dir(), + SILC_CLIENT_PUBLIC_KEY_NAME); + snprintf(privkey, sizeof(privkey) - 1, "%s/%s", get_irssi_dir(), + SILC_CLIENT_PRIVATE_KEY_NAME); + + tmp = g_strconcat("SILC", " ", data, NULL); + silc_parse_command_line(tmp, &argv, &argv_lens, &argv_types, &argc, 6); + g_free(tmp); + + if (argc < 2) + goto err; +#else + if (strcmp(opt->longName, "nick") == 0) { + g_free(opt_nickname); + opt_nickname = g_strdup(arg); + } + + if (strcmp(opt->longName, "hostname") == 0) { + silc_free(opt_hostname); + opt_hostname = strdup(arg); + } +#endif + +#ifdef SILC_PLUGIN + if ((argc == 2) && (strcasecmp(argv[1], "list-ciphers") == 0)) { +#else + if (strcmp(opt->longName, "list-ciphers") == 0) { + silc_cipher_register_default(); +#endif + silc_client_list_ciphers(); + FUNCTION_EXIT; + } + +#ifdef SILC_PLUGIN + if ((argc == 2) && (strcasecmp(argv[1], "list-hash-funcs") == 0)) { +#else + if (strcmp(opt->longName, "list-hash-funcs") == 0) { + silc_hash_register_default(); +#endif + silc_client_list_hash_funcs(); + FUNCTION_EXIT; + } + +#ifdef SILC_PLUGIN + if ((argc == 2) && (strcasecmp(argv[1], "list-hmacs") == 0)) { +#else + if (strcmp(opt->longName, "list-hmacs") == 0) { + silc_hmac_register_default(); +#endif + silc_client_list_hmacs(); + FUNCTION_EXIT; + } + +#ifdef SILC_PLUGIN + if ((argc == 2) && (strcasecmp(argv[1], "list-pkcs") == 0)) { +#else + if (strcmp(opt->longName, "list-pkcs") == 0) { + silc_pkcs_register_default(); +#endif + silc_client_list_pkcs(); + FUNCTION_EXIT; + } + +#ifdef SILC_PLUGIN + if ((argc < 5) && (strcasecmp(argv[1], "debug") == 0)) { +#else + if (strcmp(opt->longName, "debug") == 0) { + silc_log_debug(TRUE); + silc_log_debug_hexdump(TRUE); + silc_log_set_debug_string(arg); +#endif +#ifdef SILC_PLUGIN + if (argc == 2) { + printformat_module("fe-common/silc", NULL, NULL, + MSGLEVEL_CRAP, SILCTXT_CONFIG_DEBUG, + (i_debug == TRUE ? "enabled" : "disabled")); + goto out; + } +#endif +#ifndef SILC_DEBUG +#ifdef SILC_PLUGIN + printformat_module("fe-common/silc", NULL, NULL, + MSGLEVEL_CRAP, SILCTXT_CONFIG_NODEBUG); +#else + fprintf(stdout, + "Run-time debugging is not enabled. To enable it recompile\n" + "the client with --enable-debug configuration option.\n"); + sleep(1); +#endif +#else +#ifdef SILC_PLUGIN + if (strcasecmp(argv[2], "on") == 0) { + settings_set_bool("debug", TRUE); + if (argc == 4) + settings_set_str("debug_string", argv[3]); + } else if ((argc == 3) && (strcasecmp(argv[2], "off") == 0)) { + settings_set_bool("debug", FALSE); + } else + goto err; + sig_setup_changed(); + printformat_module("fe-common/silc", NULL, NULL, + MSGLEVEL_CRAP, SILCTXT_CONFIG_DEBUG, + (settings_get_bool("debug") == TRUE ? + "enabled" : "disabled")); + goto out; +#endif +#endif + } + +#ifdef SILC_PLUGIN + if (strcasecmp(argv[1], "create-key-pair") == 0) { +#else + if (strcmp(opt->longName, "create-key-pair") == 0) { +#endif + /* Create new key pair and exit */ +#ifdef SILC_PLUGIN + char *endptr, *pkcs=NULL; + long int val; + int bits=0; + CREATE_KEY_REC *rec; + + if ((argc == 3) || (argc == 5)) + goto err; + + for (i=2; i= INT_MAX)) + goto err; + bits = val; + } else + goto err; + } else + goto err; + + rec = g_new0(CREATE_KEY_REC, 1); + rec->pkcs = (pkcs == NULL ? NULL : g_strdup(pkcs)); + rec->bits = bits; + + keyboard_entry_redirect((SIGNAL_FUNC) create_key_passphrase, + format_get_text("fe-common/silc", NULL, NULL, + NULL, SILCTXT_CONFIG_PASS_ASK2), + ENTRY_REDIRECT_FLAG_HIDDEN, rec); + printformat_module("fe-common/silc", NULL, NULL, + MSGLEVEL_CRAP, SILCTXT_CONFIG_NEXTTIME); + goto out; +#else + silc_cipher_register_default(); + silc_pkcs_register_default(); + silc_hash_register_default(); + silc_hmac_register_default(); + silc_create_key_pair(opt_pkcs, opt_bits, NULL, NULL, + NULL, NULL, NULL, NULL, TRUE); + exit(0); +#endif + } + +#ifdef SILC_PLUGIN + if ((argc < 4) && (strcasecmp(argv[1], "passphrase-change") == 0)) { +#else + if (strcmp(opt->longName, "passphrase-change") == 0) { +#endif + /* Change the passphrase of the private key file */ +#ifdef SILC_PLUGIN + CREATE_KEY_REC *rec; + + rec = g_new0(CREATE_KEY_REC, 1); + rec->file = g_strdup((argc == 3 ? argv[2] : privkey)); + + keyboard_entry_redirect((SIGNAL_FUNC) change_private_key_passphrase, + format_get_text("fe-common/silc", NULL, NULL, + NULL, SILCTXT_CONFIG_PASS_ASK1), + ENTRY_REDIRECT_FLAG_HIDDEN, rec); + goto out; +#else + silc_cipher_register_default(); + silc_pkcs_register_default(); + silc_hash_register_default(); + silc_hmac_register_default(); + silc_change_private_key_passphrase(arg, NULL, NULL); + exit(0); +#endif + } + +#ifndef SILC_PLUGIN + if (strcmp(opt->longName, "show-key") == 0) { + /* Dump the key */ + silc_cipher_register_default(); + silc_pkcs_register_default(); + silc_hash_register_default(); + silc_hmac_register_default(); + silc_show_public_key_file((char *)arg); + exit(0); + } +#endif + +#ifdef SILC_PLUGIN +err: + printformat_module("fe-common/silc", NULL, NULL, + MSGLEVEL_CRAP, SILCTXT_CONFIG_UNKNOWN, + data); + +out: + for (i=0; ischedule, scheduler_notify_cb, NULL); + + silc_log_set_callback(SILC_LOG_INFO, silc_log_misc, NULL); + silc_log_set_callback(SILC_LOG_WARNING, silc_log_misc, NULL); + silc_log_set_callback(SILC_LOG_ERROR, silc_log_misc, NULL); + silc_log_set_callback(SILC_LOG_FATAL, silc_log_misc, NULL); + + silc_hash_alloc("sha1", &sha1hash); + + /* Run SILC scheduler */ + my_silc_scheduler(NULL); } -/* Command line option variables */ +/* Init SILC. Called from src/fe-text/silc.c */ + void silc_core_init(void) { - CHAT_PROTOCOL_REC *rec; - - silc_client = silc_client_alloc(&ops, NULL); - silc_client->username = g_strdup(settings_get_str("user_name")); - silc_client->hostname = silc_net_localhost(); - silc_client->realname = g_strdup(settings_get_str("real_name")); - - if (!load_keys(silc_client)) { - idletag = -1; - return; - } - - silc_client_init(silc_client); - - rec = g_new0(CHAT_PROTOCOL_REC, 1); - rec->name = "SILC"; - rec->fullname = "Secure Internet Live Conferencing"; - rec->chatnet = "silcnet"; - - rec->create_chatnet = create_chatnet; - rec->create_server_setup = create_server_setup; - rec->create_channel_setup = create_channel_setup; - rec->create_server_connect = create_server_connect; - - rec->server_connect = (SERVER_REC *(*) (SERVER_CONNECT_REC *)) - silc_server_connect; - rec->channel_create = - (CHANNEL_REC *(*) (SERVER_REC *, const char *, int)) - silc_channel_create; - rec->query_create = - (QUERY_REC *(*) (const char *, const char *, int)) - silc_query_create; - - chat_protocol_register(rec); - g_free(rec); - - silc_server_init(); - silc_channels_init(); - silc_queries_init(); - - idletag = g_timeout_add(100, (GSourceFunc) my_silc_scheduler, NULL); +#ifndef SILC_PLUGIN + static struct poptOption silc_options[] = { + { NULL, '\0', POPT_ARG_CALLBACK, (void *)&silc_opt_callback, '\0', NULL }, + { "list-ciphers", 0, POPT_ARG_NONE, NULL, 0, + "List supported ciphers", NULL }, + { "list-hash-funcs", 0, POPT_ARG_NONE, NULL, 0, + "List supported hash functions", NULL }, + { "list-hmacs", 0, POPT_ARG_NONE, NULL, 0, + "List supported HMACs", NULL }, + { "list-pkcs", 0, POPT_ARG_NONE, NULL, 0, + "List supported PKCSs", NULL }, +#ifdef SILC_DEBUG + { "debug", 'd', POPT_ARG_STRING, NULL, 0, + "Enable debugging", "STRING" }, +#endif /* SILC_DEBUG */ + { "create-key-pair", 'C', POPT_ARG_NONE, NULL, 0, + "Create new public key pair", NULL }, + { "pkcs", 0, POPT_ARG_STRING, &opt_pkcs, 0, + "Set the PKCS of the public key pair (-C)", "PKCS" }, + { "bits", 0, POPT_ARG_INT, &opt_bits, 0, + "Set the length of the public key pair (-C)", "VALUE" }, + { "passphrase-change", 'P', POPT_ARG_STRING, NULL, 0, + "Change the passphrase of private key file", "FILE" }, + { "show-key", 'S', POPT_ARG_STRING, NULL, 0, + "Show the contents of the public key", "FILE" }, + { NULL, '\0', 0, NULL } + }; +#endif + + CHAT_PROTOCOL_REC *rec; + SilcClientParams params; + const char *def_cipher, *def_hash, *def_hmac; + +#ifndef SILC_PLUGIN + args_register(silc_options); +#endif + + /* Settings */ +#ifndef SILC_PLUGIN + settings_add_bool("server", "skip_motd", FALSE); + settings_add_str("server", "alternate_nick", NULL); +#endif + settings_add_bool("server", "use_auto_addr", FALSE); + settings_add_str("server", "auto_bind_ip", ""); + settings_add_str("server", "auto_public_ip", ""); + settings_add_int("server", "auto_bind_port", 0); + settings_add_str("server", "crypto_default_cipher", SILC_DEFAULT_CIPHER); + settings_add_str("server", "crypto_default_hash", SILC_DEFAULT_HASH); + settings_add_str("server", "crypto_default_hmac", SILC_DEFAULT_HMAC); + settings_add_int("server", "key_exchange_timeout_secs", 120); + settings_add_int("server", "key_exchange_rekey_secs", 3600); + settings_add_bool("server", "key_exchange_rekey_pfs", FALSE); + settings_add_int("server", "heartbeat", 300); + settings_add_bool("server", "ignore_message_signatures", FALSE); + settings_add_str("server", "session_filename", "session.$chatnet"); + settings_add_bool("server", "sign_channel_messages", FALSE); + settings_add_bool("server", "sign_private_messages", FALSE); + settings_add_str("silc", "nickname_format", "%n#%a"); + + /* Requested Attributes settings */ + settings_add_bool("silc", "attr_allow", TRUE); + settings_add_str("silc", "attr_vcard", ""); + settings_add_str("silc", "attr_services", ""); + settings_add_str("silc", "attr_status_mood", "NORMAL"); + settings_add_str("silc", "attr_status_text", ""); + settings_add_str("silc", "attr_status_message", NULL); + settings_add_str("silc", "attr_preferred_language", ""); + settings_add_str("silc", "attr_preferred_contact", "CHAT"); + settings_add_bool("silc", "attr_timezone", TRUE); + settings_add_str("silc", "attr_geolocation", ""); + settings_add_str("silc", "attr_device_info", NULL); + settings_add_str("silc", "attr_public_keys", ""); + +#ifdef SILC_DEBUG + settings_add_bool("debug", "debug", FALSE); + settings_add_str("debug", "debug_string", ""); +#endif + + signal_add("setup changed", (SIGNAL_FUNC) sig_setup_changed); +#ifndef SILC_PLUGIN + signal_add("irssi init finished", (SIGNAL_FUNC) sig_init_finished); +#endif + +#if defined (SILC_PLUGIN) && defined (SILC_DEBUG) + if (settings_get_bool("debug") == TRUE) + sig_setup_changed(); +#endif + + silc_init_userinfo(); + + silc_log_set_callback(SILC_LOG_INFO, silc_log_stderr, NULL); + silc_log_set_callback(SILC_LOG_WARNING, silc_log_stderr, NULL); + silc_log_set_callback(SILC_LOG_ERROR, silc_log_stderr, NULL); + silc_log_set_callback(SILC_LOG_FATAL, silc_log_stderr, NULL); + + /* Initialize client parameters */ + memset(¶ms, 0, sizeof(params)); + strcat(params.nickname_format, settings_get_str("nickname_format")); + params.full_channel_names = TRUE; + + /* Allocate SILC client */ + silc_client = silc_client_alloc(&ops, ¶ms, NULL, silc_version_string); + + /* Get the ciphers and stuff from config file */ + def_cipher = settings_get_str("crypto_default_cipher"); + def_hash = settings_get_str("crypto_default_hash"); + def_hmac = settings_get_str("crypto_default_hmac"); + silc_register_cipher(silc_client, def_cipher); +#ifdef SILC_PLUGIN + if (init_failed) + return; +#endif + silc_register_hash(silc_client, def_hash); +#ifdef SILC_PLUGIN + if (init_failed) + return; +#endif + silc_register_hmac(silc_client, def_hmac); +#ifdef SILC_PLUGIN + if (init_failed) + return; +#endif + silc_pkcs_register_default(); + +#ifdef SILC_PLUGIN + command_bind("silc", MODULE_NAME, (SIGNAL_FUNC) silc_opt_callback); +#endif + + /* Register SILC to the irssi */ + rec = g_new0(CHAT_PROTOCOL_REC, 1); + rec->name = "SILC"; + rec->fullname = "Secure Internet Live Conferencing"; + rec->chatnet = "silcnet"; + rec->create_chatnet = create_chatnet; + rec->create_server_setup = create_server_setup; + rec->create_channel_setup = create_channel_setup; + rec->create_server_connect = create_server_connect; + rec->destroy_server_connect = destroy_server_connect; + rec->server_init_connect = silc_server_init_connect; + rec->server_connect = silc_server_connect; + rec->channel_create = (CHANNEL_REC *(*) (SERVER_REC *, const char *, + const char *, int)) + silc_channel_create; + rec->query_create = (QUERY_REC *(*) (const char *, const char *, int)) + silc_query_create; + + chat_protocol_register(rec); + g_free(rec); + + silc_queue_init(); + silc_server_init(); + silc_channels_init(); + silc_queries_init(); + silc_expandos_init(); + silc_lag_init(); + silc_chatnets_init(); + +#ifdef SILC_PLUGIN + sig_init_finished(); + if (init_failed) { + silc_core_deinit(); + return; + } +#endif + + module_register("silc", "core"); } +/* Deinit SILC. Called from src/fe-text/silc.c */ + void silc_core_deinit(void) { - if (idletag != -1) { - signal_emit("chat protocol deinit", 1, - chat_protocol_find("SILC")); - - silc_server_deinit(); - silc_channels_deinit(); - silc_queries_deinit(); - - chat_protocol_unregister("SILC"); - - g_source_remove(idletag); - } - - g_free(silc_client->username); - g_free(silc_client->realname); - silc_client_free(silc_client); + if (running) { + volatile int stopped = 0; + silc_client_stop(silc_client, silc_stopped, (void *)&stopped); + while (!stopped) + silc_client_run_one(silc_client); + } + + if (opt_hostname) + silc_free(opt_hostname); + if (opt_nickname) + g_free(opt_nickname); + + signal_remove("setup changed", (SIGNAL_FUNC) sig_setup_changed); +#ifdef SILC_PLUGIN + command_unbind("silc", (SIGNAL_FUNC) silc_opt_callback); +#else + signal_remove("irssi init finished", (SIGNAL_FUNC) sig_init_finished); +#endif + + signal_emit("chat protocol deinit", 1, chat_protocol_find("SILC")); + + silc_hash_free(sha1hash); + + silc_queue_deinit(); + silc_server_deinit(); + silc_channels_deinit(); + silc_queries_deinit(); + silc_expandos_deinit(); + silc_lag_deinit(); + silc_chatnets_deinit(); + + chat_protocol_unregister("SILC"); + + if (irssi_pubkey) + silc_pkcs_public_key_free(irssi_pubkey); + if (irssi_privkey) + silc_pkcs_private_key_free(irssi_privkey); + silc_client_free(silc_client); }