apps/irssi/src/silc/core/silc-servers.c

   1 /*
   2   silc-server.c : irssi
   3
   4   Copyright (C) 2000 - 2007 Timo Sirainen
   5                             Pekka Riikonen <priikone@silcnet.org>
   6
   7   This program is free software; you can redistribute it and/or modify
   8   it under the terms of the GNU General Public License as published by
   9   the Free Software Foundation; either version 2 of the License, or
  10   (at your option) any later version.
  11
  12   This program is distributed in the hope that it will be useful,
  13   but WITHOUT ANY WARRANTY; without even the implied warranty of
  14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15   GNU General Public License for more details.
  16
  17   You should have received a copy of the GNU General Public License
  18   along with this program; if not, write to the Free Software
  19   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20 */
  21
  22 #include "module.h"
  23
  24 #include "net-nonblock.h"
  25 #include "net-sendbuffer.h"
  26 #include "signals.h"
  27 #include "servers.h"
  28 #include "commands.h"
  29 #include "levels.h"
  30 #include "modules.h"
  31 #include "rawlog.h"
  32 #include "misc.h"
  33 #include "settings.h"
  34
  35 #include "servers-setup.h"
  36
  37 #include "client_ops.h"
  38 #include "silc-servers.h"
  39 #include "silc-channels.h"
  40 #include "silc-queries.h"
  41 #include "silc-nicklist.h"
  42 #include "silc-cmdqueue.h"
  43 #include "window-item-def.h"
  44
  45 #include "fe-common/core/printtext.h"
  46 #include "fe-common/core/fe-channels.h"
  47 #include "fe-common/core/keyboard.h"
  48 #include "fe-common/silc/module-formats.h"
  49
  50 #include "silc-commands.h"
  51
  52 void silc_servers_reconnect_init(void);
  53 void silc_servers_reconnect_deinit(void);
  54
  55 int silc_send_channel(SILC_SERVER_REC *server,
  56                       char *channel, char *msg,
  57                       SilcMessageFlags flags)
  58 {
  59   SILC_CHANNEL_REC *rec;
  60
  61   rec = silc_channel_find(server, channel);
  62   if (rec == NULL || rec->entry == NULL) {
  63     cmd_return_error_value(CMDERR_NOT_JOINED, FALSE);
  64   }
  65
  66   return silc_client_send_channel_message(silc_client, server->conn,
  67                                           rec->entry, NULL, flags, sha1hash,
  68                                           msg, strlen(msg));
  69 }
  70
  71 typedef struct {
  72   char *nick;
  73   char *msg;
  74   int len;
  75   SilcMessageFlags flags;
  76   SILC_SERVER_REC *server;
  77 } PRIVMSG_REC;
  78
  79 /* Callback function that sends the private message if the client was
  80    resolved from the server. */
  81
  82 static void silc_send_msg_clients(SilcClient client,
  83                                   SilcClientConnection conn,
  84                                   SilcStatus status,
  85                                   SilcDList clients,
  86                                   void *context)
  87 {
  88   PRIVMSG_REC *rec = context;
  89   SILC_SERVER_REC *server = rec->server;
  90   SilcClientEntry target;
  91   char nickname[128 + 1];
  92   SilcDList lclients = NULL;
  93
  94   if (!clients) {
  95     printtext(NULL, NULL, MSGLEVEL_CLIENTERROR,
  96               "%s: There is no such client", rec->nick);
  97   } else {
  98     if (silc_dlist_count(clients) > 1) {
  99       silc_parse_userfqdn(rec->nick, nickname, sizeof(nickname), NULL, 0);
 100
 101       /* Find the correct one. The rec->nick might be a formatted nick
 102          so this will find the correct one. */
 103       clients = lclients =
 104         silc_client_get_clients_local(silc_client, server->conn,
 105                                       nickname, rec->nick);
 106       if (!clients) {
 107         printtext(NULL, NULL, MSGLEVEL_CLIENTERROR,
 108                   "%s: There is no such client", rec->nick);
 109         goto out;
 110       }
 111     }
 112
 113     target = silc_dlist_get(clients);
 114
 115     /* Still check for exact math for nickname, this compares the
 116        real (formatted) nickname and the nick (maybe formatted) that
 117        user gave. This is to assure that `nick' does not match
 118        `nick@host'. */
 119     if (!silc_utf8_strcasecmp(rec->nick, target->nickname)) {
 120       printtext(NULL, NULL, MSGLEVEL_CLIENTERROR,
 121                 "%s: There is no such client", rec->nick);
 122       goto out;
 123     }
 124
 125     /* Send the private message */
 126     silc_client_send_private_message(client, conn, target,
 127                                      rec->flags, sha1hash,
 128                                      rec->msg, rec->len);
 129   }
 130
 131  out:
 132   silc_client_list_free(silc_client, server->conn, lclients);
 133   g_free(rec->nick);
 134   g_free(rec->msg);
 135   g_free(rec);
 136 }
 137
 138 int silc_send_msg(SILC_SERVER_REC *server, char *nick, char *msg,
 139                   int msg_len, SilcMessageFlags flags)
 140 {
 141   PRIVMSG_REC *rec;
 142   char nickname[128 + 1];
 143   SilcDList clients;
 144   SilcClientEntry target;
 145   int ret;
 146
 147   if (!silc_parse_userfqdn(nick, nickname, sizeof(nickname), NULL, 0)) {
 148     printformat_module("fe-common/silc", server, NULL,
 149                        MSGLEVEL_CRAP, SILCTXT_BAD_NICK, nick);
 150     return FALSE;
 151   }
 152
 153   /* Find client entry */
 154   clients = silc_client_get_clients_local(silc_client, server->conn,
 155                                           nickname, nick);
 156   if (!clients) {
 157     rec = g_new0(PRIVMSG_REC, 1);
 158     rec->nick = g_strdup(nick);
 159     rec->msg = g_strdup(msg);
 160     rec->server = server;
 161     rec->flags = flags;
 162     rec->len = msg_len;
 163
 164     /* Could not find client with that nick, resolve it from server. */
 165     silc_client_get_clients_whois(silc_client, server->conn,
 166                                   nickname, NULL, NULL,
 167                                   silc_send_msg_clients, rec);
 168     return TRUE;
 169   }
 170
 171   /* Send the private message directly */
 172   target = silc_dlist_get(clients);
 173   ret = silc_client_send_private_message(silc_client, server->conn,
 174                                          target, flags, sha1hash,
 175                                          msg, msg_len);
 176
 177   silc_client_list_free(silc_client, server->conn, clients);
 178
 179   return ret;
 180 }
 181
 182 void silc_send_mime(SILC_SERVER_REC *server, int channel, const char *to,
 183                     const char *data, int sign)
 184 {
 185   char *unescaped_data;
 186   SilcUInt32 unescaped_data_len;
 187   int target_type;
 188
 189   if (!(IS_SILC_SERVER(server)) || (data == NULL) || (to == NULL))
 190     return;
 191
 192   if (channel) {
 193     target_type = SEND_TARGET_CHANNEL;
 194   } else {
 195     target_type = server_ischannel(SERVER(server), to) ?
 196       SEND_TARGET_CHANNEL : SEND_TARGET_NICK;
 197   }
 198
 199   unescaped_data = silc_unescape_data(data, &unescaped_data_len);
 200
 201   if (target_type == SEND_TARGET_CHANNEL) {
 202     SILC_CHANNEL_REC *rec;
 203
 204     rec = silc_channel_find(server, to);
 205     if (rec == NULL || rec->entry == NULL) {
 206       cmd_return_error(CMDERR_NOT_JOINED);
 207     }
 208
 209     silc_client_send_channel_message(silc_client, server->conn, rec->entry,
 210                                      NULL, SILC_MESSAGE_FLAG_DATA |
 211                                      (sign ? SILC_MESSAGE_FLAG_SIGNED : 0),
 212                                      sha1hash, unescaped_data,
 213                                      unescaped_data_len);
 214   } else {
 215     silc_send_msg(server, (char *)to, unescaped_data, unescaped_data_len,
 216                   SILC_MESSAGE_FLAG_DATA |
 217                   (sign ? SILC_MESSAGE_FLAG_SIGNED : 0));
 218
 219   }
 220
 221   signal_stop();
 222
 223   silc_free(unescaped_data);
 224 }
 225
 226 static int isnickflag_func(char flag)
 227 {
 228   return flag == '@' || flag == '+';
 229 }
 230
 231 static int ischannel_func(SERVER_REC *server, const char *data)
 232 {
 233   return FALSE;
 234 }
 235
 236 const char *get_nick_flags(void)
 237 {
 238   return "@\0\0";
 239 }
 240
 241 static void send_message(SILC_SERVER_REC *server, char *target,
 242                          char *msg, int target_type)
 243 {
 244   char *message = NULL, *t = NULL;
 245   int len;
 246   SilcBool sign;
 247
 248   g_return_if_fail(server != NULL);
 249   g_return_if_fail(target != NULL);
 250   g_return_if_fail(msg != NULL);
 251
 252   if (!silc_term_utf8()) {
 253     len = silc_utf8_encoded_len(msg, strlen(msg), SILC_STRING_LOCALE);
 254     message = silc_calloc(len + 1, sizeof(*message));
 255     g_return_if_fail(message != NULL);
 256     silc_utf8_encode(msg, strlen(msg), SILC_STRING_LOCALE, message, len);
 257   }
 258
 259   if (target_type == SEND_TARGET_CHANNEL) {
 260     sign = settings_get_bool("sign_channel_messages");
 261     silc_send_channel(server, target, message ? message : msg,
 262                       SILC_MESSAGE_FLAG_UTF8 |
 263                       (sign ? SILC_MESSAGE_FLAG_SIGNED : 0));
 264   } else {
 265     sign = settings_get_bool("sign_private_messages");
 266     if (!silc_term_utf8()) {
 267       len = silc_utf8_encoded_len(target, strlen(target), SILC_STRING_LOCALE);
 268       t = silc_calloc(len + 1, sizeof(*t));
 269       g_return_if_fail(t != NULL);
 270       silc_utf8_encode(target, strlen(target), SILC_STRING_LOCALE, t, len);
 271     }
 272
 273     silc_send_msg(server, t ? t : target, message ? message : msg,
 274                   message ? strlen(message) : strlen(msg),
 275                   SILC_MESSAGE_FLAG_UTF8 |
 276                   (sign ? SILC_MESSAGE_FLAG_SIGNED : 0));
 277   }
 278
 279   silc_free(message);
 280   silc_free(t);
 281 }
 282
 283 /* Connection callback */
 284
 285 static void silc_connect_cb(SilcClient client,
 286                             SilcClientConnection conn,
 287                             SilcClientConnectionStatus status,
 288                             SilcStatus error,
 289                             const char *message,
 290                             void *context)
 291 {
 292   SILC_SERVER_REC *server = context;
 293   char *file;
 294
 295   server->op = NULL;
 296
 297   switch (status) {
 298   case SILC_CLIENT_CONN_SUCCESS:
 299     if (server->disconnected) {
 300       silc_client_close_connection(client, conn);
 301       return;
 302     }
 303
 304     /* We have successfully connected to server */
 305
 306     /* Enable queueing until we have our requested nick */
 307     if (((opt_nickname &&
 308           strcmp(opt_nickname, conn->local_entry->nickname)) ||
 309          (settings_get_str("nick") &&
 310           strcmp(settings_get_str("nick"), conn->local_entry->nickname))) &&
 311         !strcmp(conn->local_entry->nickname, conn->local_entry->username))
 312       silc_queue_enable(conn);
 313
 314     /* Put default attributes */
 315     silc_query_attributes_default(silc_client, conn);
 316
 317     server->connected = TRUE;
 318     server->conn = conn;
 319     server->conn->context = server;
 320     signal_emit("event connected", 1, server);
 321     break;
 322
 323   case SILC_CLIENT_CONN_SUCCESS_RESUME:
 324     if (server->disconnected) {
 325       silc_client_close_connection(client, conn);
 326       return;
 327     }
 328
 329     /* We have successfully resumed old detached session */
 330     server->connected = TRUE;
 331     server->conn = conn;
 332     server->conn->context = server;
 333     signal_emit("event connected", 1, server);
 334
 335     /* Put default attributes */
 336     silc_query_attributes_default(silc_client, conn);
 337
 338     /* Remove the detach data now */
 339     file = silc_get_session_filename(server);
 340     unlink(file);
 341     silc_free(file);
 342     break;
 343
 344   case SILC_CLIENT_CONN_DISCONNECTED:
 345     /* Server disconnected */
 346     if (server->conn && server->conn->local_entry) {
 347       nicklist_rename_unique(SERVER(server),
 348                              server->conn->local_entry, server->nick,
 349                              server->conn->local_entry,
 350                              silc_client->username);
 351       silc_change_nick(server, silc_client->username);
 352     }
 353
 354     if (message)
 355       silc_say(client, conn, SILC_CLIENT_MESSAGE_AUDIT,
 356                "Server closed connection: %s (%d) %s",
 357                silc_get_status_message(error), error,
 358                message ? message : "");
 359
 360     if (server->conn)
 361       server->conn->context = NULL;
 362     server->conn = NULL;
 363     server->connection_lost = TRUE;
 364     if (!server->disconnected)
 365       server_disconnect(SERVER(server));
 366     server_unref(SERVER(server));
 367     break;
 368
 369   default:
 370     file = silc_get_session_filename(server);
 371     if (silc_file_size(file) > 0)
 372       printformat_module("fe-common/silc", server, NULL,
 373                          MSGLEVEL_CRAP, SILCTXT_REATTACH_FAILED, file);
 374     silc_free(file);
 375
 376     server->connection_lost = TRUE;
 377     if (server->conn)
 378       server->conn->context = NULL;
 379     if (!server->disconnected)
 380       server_disconnect(SERVER(server));
 381     server_unref(SERVER(server));
 382     break;
 383   }
 384 }
 385
 386 /* Called after TCP stream has been created */
 387
 388 static void sig_connected_stream_created(SilcSocketStreamStatus status,
 389                                          SilcStream stream, void *context)
 390 {
 391   SILC_SERVER_REC *server = context;
 392   SilcClientConnectionParams params;
 393   char *file;
 394
 395   if (!stream) {
 396     server->connection_lost = TRUE;
 397     server_disconnect(SERVER(server));
 398     return;
 399   }
 400
 401   if (server->disconnected) {
 402     silc_stream_destroy(stream);
 403     return;
 404   }
 405
 406   /* Set connection parameters */
 407   memset(&params, 0, sizeof(params));
 408   params.nickname = (opt_nickname ? (char *)opt_nickname :
 409                      (char *)settings_get_str("nick"));
 410   params.timeout_secs = settings_get_int("key_exchange_timeout_secs");
 411   params.rekey_secs = settings_get_int("key_exchange_rekey_secs");
 412   params.pfs = settings_get_bool("key_exchange_rekey_pfs");
 413
 414   /* Try to read detached session data and use it if found. */
 415   file = silc_get_session_filename(server);
 416   params.detach_data = silc_file_readfile(file, &params.detach_data_len);
 417   if (params.detach_data)
 418     params.detach_data[params.detach_data_len] = 0;
 419   if (params.detach_data)
 420     printformat_module("fe-common/silc", server, NULL, MSGLEVEL_CRAP,
 421                         SILCTXT_REATTACH, server->tag);
 422
 423   /* Start key exchange */
 424   server->op = silc_client_key_exchange(silc_client, &params,
 425                                         irssi_pubkey, irssi_privkey,
 426                                         stream, SILC_CONN_SERVER,
 427                                         silc_connect_cb, server);
 428   if (!server->op) {
 429     server->connection_lost = TRUE;
 430     server_disconnect(SERVER(server));
 431     silc_stream_destroy(stream);
 432     return;
 433   }
 434
 435   server_ref(SERVER(server));
 436   server->ftp_sessions = silc_dlist_init();
 437   server->isnickflag = isnickflag_func;
 438   server->ischannel = ischannel_func;
 439   server->get_nick_flags = get_nick_flags;
 440   server->send_message = (void *) send_message;
 441 }
 442
 443 static void sig_connected(SILC_SERVER_REC *server)
 444 {
 445   int fd;
 446
 447   if (!IS_SILC_SERVER(server))
 448     return;
 449
 450   /* Wrap the socket to TCP stream */
 451   fd = g_io_channel_unix_get_fd(net_sendbuffer_handle(server->handle));
 452   silc_socket_tcp_stream_create(fd, TRUE, FALSE, silc_client->schedule,
 453                                 sig_connected_stream_created, server);
 454 }
 455
 456 static void sig_disconnected(SILC_SERVER_REC *server)
 457 {
 458   if (!IS_SILC_SERVER(server))
 459     return;
 460
 461   silc_dlist_uninit(server->ftp_sessions);
 462
 463   if (server->conn) {
 464     /* Close connection */
 465     silc_client_close_connection(silc_client, server->conn);
 466   } else if (server->op) {
 467     /* Abort on going connecting (key exchange) */
 468     silc_async_abort(server->op, NULL, NULL);
 469     server->op = NULL;
 470   }
 471
 472   /* SILC closes the handle */
 473   g_io_channel_unref(net_sendbuffer_handle(server->handle));
 474   net_sendbuffer_destroy(server->handle, FALSE);
 475   server->handle = NULL;
 476 }
 477
 478 SERVER_REC *silc_server_init_connect(SERVER_CONNECT_REC *conn)
 479 {
 480   SILC_SERVER_REC *server;
 481
 482   g_return_val_if_fail(IS_SILC_SERVER_CONNECT(conn), NULL);
 483   if (conn->address == NULL || *conn->address == '\0')
 484     return NULL;
 485   if (conn->nick == NULL || *conn->nick == '\0') {
 486     silc_say_error("Cannot connect: nickname is not set");
 487     return NULL;
 488   }
 489
 490   server = g_new0(SILC_SERVER_REC, 1);
 491   server->chat_type = SILC_PROTOCOL;
 492   server->connrec = (SILC_SERVER_CONNECT_REC *)conn;
 493   server_connect_ref(conn);
 494
 495   if (server->connrec->port <= 0)
 496     server->connrec->port = 706;
 497
 498   server_connect_init((SERVER_REC *)server);
 499   return (SERVER_REC *)server;
 500 }
 501
 502 void silc_server_connect(SERVER_REC *server)
 503 {
 504   if (!server_start_connect(server)) {
 505     server_connect_unref(server->connrec);
 506     g_free(server);
 507     return;
 508   }
 509 }
 510
 511 /* Return a string of all channels in server in server->channels_join()
 512    format */
 513
 514 char *silc_server_get_channels(SILC_SERVER_REC *server)
 515 {
 516   GSList *tmp;
 517   GString *chans;
 518   char *ret;
 519
 520   g_return_val_if_fail(server != NULL, FALSE);
 521
 522   chans = g_string_new(NULL);
 523   for (tmp = server->channels; tmp != NULL; tmp = tmp->next) {
 524     CHANNEL_REC *channel = tmp->data;
 525
 526     g_string_sprintfa(chans, "%s,", channel->name);
 527   }
 528
 529   if (chans->len > 0)
 530     g_string_truncate(chans, chans->len-1);
 531
 532   ret = chans->str;
 533   g_string_free(chans, FALSE);
 534
 535   return ret;
 536 }
 537
 538 /* Syntaxes of all SILC commands for HELP files (the help file generation
 539    will snoop these from here). */
 540
 541 /* SYNTAX: BAN <channel> [+|-[<nickname>[@<server>[!<username>[@hostname>]]]]] */
 542 /* SYNTAX: CMODE <channel> +|-<modes> [{ <arguments>}] */
 543 /* SYNTAX: CUMODE <channel> +|-<modes> <nickname>[@<hostname>] */
 544 /* SYNTAX: GETKEY <nickname or server name> */
 545 /* SYNTAX: INVITE <channel> [<nickname>[@hostname>] */
 546 /* SYNTAX: INVITE <channel> [+|-[<nickname>[@<server>[!<username>[@hostname>]]]]] */
 547 /* SYNTAX: KEY MSG <nickname> set|unset|list|agreement|negotiate [<arguments>] */
 548 /* SYNTAX: KEY CHANNEL <channel> set|unset|list|change [<arguments>] */
 549 /* SYNTAX: KICK <channel> <nickname>[@<hostname>] [<comment>] */
 550 /* SYNTAX: KILL <nickname>[@<hostname>] [<comment>] [-pubkey] */
 551 /* SYNTAX: OPER <username> [-pubkey] */
 552 /* SYNTAX: SILCOPER <username> [-pubkey] */
 553 /* SYNTAX: TOPIC <channel> [<topic>] */
 554 /* SYNTAX: UMODE +|-<modes> */
 555 /* SYNTAX: WHOIS [<nickname>[@<hostname>]] [-details] [-pubkey <pubkeyfile>] [<count>] */
 556 /* SYNTAX: WHOWAS <nickname>[@<hostname>] [<count>] */
 557 /* SYNTAX: CLOSE <server> [<port>] */
 558 /* SYNTAX: SHUTDOWN */
 559 /* SYNTAX: MOTD [<server>] */
 560 /* SYNTAX: LIST [<channel>] */
 561 /* SYNTAX: ME <message> */
 562 /* SYNTAX: ACTION [-sign] [-channel] <target> <message> */
 563 /* SYNTAX: AWAY [<message>] */
 564 /* SYNTAX: INFO [<server>] */
 565 /* SYNTAX: NICK <nickname> */
 566 /* SYNTAX: NOTICE [-sign] [-channel] <target> <message> */
 567 /* SYNTAX: PART [<channel>] */
 568 /* SYNTAX: PING */
 569 /* SYNTAX: SCONNECT <server> [<port>] */
 570 /* SYNTAX: USERS <channel> */
 571 /* SYNTAX: FILE SEND <filepath> <nickname> [<local IP> [<local port>]] [-no-listener]*/
 572 /* SYNTAX: FILE ACCEPT [<nickname>] */
 573 /* SYNTAX: FILE CLOSE [<nickname>] */
 574 /* SYNTAX: FILE */
 575 /* SYNTAX: JOIN <channel> [<passphrase>] [-cipher <cipher>] [-hmac <hmac>] [-founder] [-auth [<pubkeyfile> <privkeyfile> [<privkey passphrase>]]]*/
 576 /* SYNTAX: DETACH */
 577 /* SYNTAX: WATCH [<-add | -del> <nickname>] [-pubkey +|-<pubkeyfile>] */
 578 /* SYNTAX: STATS */
 579 /* SYNTAX: ATTR [<-del> <option> [{ <value>}]] */
 580 /* SYNTAX: SMSG [<-channel>] <target> <message> */
 581 /* SYNTAX: LISTKEYS [-servers] [-clients] [<public key file>] */
 582
 583 void silc_command_exec(SILC_SERVER_REC *server,
 584                        const char *command, const char *args)
 585 {
 586   char *data;
 587   g_return_if_fail(server != NULL);
 588
 589   /* Call the command */
 590   data = g_strconcat(command, " ", args, NULL);
 591   silc_queue_command_call(silc_client, server->conn, data);
 592   g_free(data);
 593 }
 594
 595 /* Generic command function to call any SILC command directly. */
 596
 597 static void command_self(const char *data, SILC_SERVER_REC *server,
 598                          WI_ITEM_REC *item)
 599 {
 600   CMD_SILC_SERVER(server);
 601
 602   if (!IS_SILC_SERVER(server) || !server->connected) {
 603     printtext(NULL, NULL, MSGLEVEL_CLIENTERROR, "Not connected to server");
 604     return;
 605   }
 606
 607   if (IS_SILC_CHANNEL(item)) {
 608     SILC_CHANNEL_REC *chanrec;
 609     chanrec = silc_channel_find(server, item->visible_name);
 610     if (chanrec)
 611       server->conn->current_channel = chanrec->entry;
 612   }
 613
 614   silc_command_exec(server, current_command, data);
 615   signal_stop();
 616 }
 617
 618 /* SCONNECT command.  Calls actually SILC's CONNECT command since Irssi
 619    has CONNECT command for other purposes. */
 620
 621 static void command_sconnect(const char *data, SILC_SERVER_REC *server)
 622 {
 623   CMD_SILC_SERVER(server);
 624   if (!IS_SILC_SERVER(server) || !server->connected) {
 625     printtext(NULL, NULL, MSGLEVEL_CLIENTERROR, "Not connected to server");
 626     return;
 627   }
 628
 629   silc_command_exec(server, "CONNECT", data);
 630   signal_stop();
 631 }
 632
 633 /* SMSG command, to send digitally signed messages */
 634
 635 static void command_smsg(const char *data, SILC_SERVER_REC *server,
 636                          WI_ITEM_REC *item)
 637 {
 638   GHashTable *optlist;
 639   char *target, *origtarget, *msg;
 640   void *free_arg;
 641   int free_ret, target_type;
 642
 643   g_return_if_fail(data != NULL);
 644   if (server == NULL || !server->connected)
 645     cmd_param_error(CMDERR_NOT_CONNECTED);
 646
 647   if (!cmd_get_params(data, &free_arg, 2 | PARAM_FLAG_OPTIONS |
 648                       PARAM_FLAG_UNKNOWN_OPTIONS | PARAM_FLAG_GETREST,
 649                       "msg", &optlist, &target, &msg))
 650     return;
 651   if (*target == '\0' || *msg == '\0')
 652     cmd_param_error(CMDERR_NOT_ENOUGH_PARAMS);
 653
 654   origtarget = target;
 655   free_ret = FALSE;
 656
 657   if (strcmp(target, "*") == 0) {
 658     if (item == NULL)
 659       cmd_param_error(CMDERR_NOT_JOINED);
 660
 661     target_type = IS_CHANNEL(item) ?
 662       SEND_TARGET_CHANNEL : SEND_TARGET_NICK;
 663     target = (char *) window_item_get_target(item);
 664   } else if (g_hash_table_lookup(optlist, "channel") != NULL) {
 665     target_type = SEND_TARGET_CHANNEL;
 666   } else {
 667     target_type = server_ischannel(SERVER(server), target) ?
 668       SEND_TARGET_CHANNEL : SEND_TARGET_NICK;
 669   }
 670
 671   if (target != NULL) {
 672     char *message = NULL, *t = NULL;
 673     int len, result;
 674
 675     if (!silc_term_utf8()) {
 676       len = silc_utf8_encoded_len(msg, strlen(msg), SILC_STRING_LOCALE);
 677       message = silc_calloc(len + 1, sizeof(*message));
 678       g_return_if_fail(message != NULL);
 679       silc_utf8_encode(msg, strlen(msg), SILC_STRING_LOCALE, message, len);
 680     }
 681
 682     if (target_type == SEND_TARGET_CHANNEL)
 683       result = silc_send_channel(server, target, message ? message : msg,
 684                                  SILC_MESSAGE_FLAG_UTF8 |
 685                                  SILC_MESSAGE_FLAG_SIGNED);
 686     else {
 687       if (!silc_term_utf8()) {
 688         len = silc_utf8_encoded_len(target, strlen(target),
 689                                     SILC_STRING_LOCALE);
 690         t = silc_calloc(len + 1, sizeof(*t));
 691         g_return_if_fail(t != NULL);
 692         silc_utf8_encode(target, strlen(target), SILC_STRING_LOCALE, t, len);
 693       }
 694       result = silc_send_msg(server, t ? t : target, message ? message : msg,
 695                              message ? strlen(message) : strlen(msg),
 696                              SILC_MESSAGE_FLAG_UTF8 |
 697                              SILC_MESSAGE_FLAG_SIGNED);
 698     }
 699     silc_free(message);
 700     silc_free(t);
 701     if (!result)
 702       goto out;
 703   }
 704
 705   signal_emit(target != NULL && target_type == SEND_TARGET_CHANNEL ?
 706               "message signed_own_public" : "message signed_own_private", 4,
 707               server, msg, target, origtarget);
 708 out:
 709   if (free_ret && target != NULL) g_free(target);
 710   cmd_params_free(free_arg);
 711 }
 712
 713 #if 0
 714 /* FILE command */
 715
 716 SILC_TASK_CALLBACK(silc_client_file_close_later)
 717 {
 718   FtpSession ftp = (FtpSession)context;
 719
 720   SILC_LOG_DEBUG(("Start"));
 721
 722   silc_client_file_close(silc_client, ftp->conn, ftp->session_id);
 723   silc_free(ftp->filepath);
 724   silc_free(ftp);
 725 }
 726
 727 static void silc_client_file_monitor(SilcClient client,
 728                                      SilcClientConnection conn,
 729                                      SilcClientMonitorStatus status,
 730                                      SilcClientFileError error,
 731                                      SilcUInt64 offset,
 732                                      SilcUInt64 filesize,
 733                                      SilcClientEntry client_entry,
 734                                      SilcUInt32 session_id,
 735                                      const char *filepath,
 736                                      void *context)
 737 {
 738   SILC_SERVER_REC *server = (SILC_SERVER_REC *)context;
 739   FtpSession ftp;
 740   char fsize[32];
 741
 742   if (status == SILC_CLIENT_FILE_MONITOR_CLOSED)
 743     return;
 744
 745   snprintf(fsize, sizeof(fsize) - 1, "%llu", ((filesize + 1023) / 1024));
 746
 747   silc_dlist_start(server->ftp_sessions);
 748   while ((ftp = silc_dlist_get(server->ftp_sessions)) != SILC_LIST_END) {
 749     if (ftp->session_id == session_id) {
 750       if (!ftp->filepath && filepath)
 751         ftp->filepath = strdup(filepath);
 752       break;
 753     }
 754   }
 755
 756   if (ftp == SILC_LIST_END)
 757     return;
 758
 759   if (status == SILC_CLIENT_FILE_MONITOR_ERROR) {
 760     if (error == SILC_CLIENT_FILE_NO_SUCH_FILE)
 761       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 762                          SILCTXT_FILE_ERROR_NO_SUCH_FILE,
 763                          client_entry->nickname,
 764                          filepath ? filepath : "[N/A]");
 765     else if (error == SILC_CLIENT_FILE_PERMISSION_DENIED)
 766       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 767                          SILCTXT_FILE_ERROR_PERMISSION_DENIED,
 768                          client_entry->nickname);
 769     else
 770       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 771                          SILCTXT_FILE_ERROR, client_entry->nickname);
 772     silc_schedule_task_add(silc_client->schedule, 0,
 773                            silc_client_file_close_later, ftp,
 774                            1, 0, SILC_TASK_TIMEOUT, SILC_TASK_PRI_NORMAL);
 775     silc_dlist_del(server->ftp_sessions, ftp);
 776     if (ftp == server->current_session) {
 777       server->current_session = NULL;
 778       silc_dlist_start(server->ftp_sessions);
 779       server->current_session = silc_dlist_get(server->ftp_sessions);
 780     }
 781   }
 782
 783   if (status == SILC_CLIENT_FILE_MONITOR_KEY_AGREEMENT) {
 784     printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 785                        SILCTXT_FILE_KEY_EXCHANGE, client_entry->nickname);
 786   }
 787
 788   /* Save some transmission data */
 789   if (offset && filesize) {
 790     unsigned long delta = time(NULL) - ftp->starttime;
 791
 792     ftp->percent = ((double)offset / (double)filesize) * (double)100.0;
 793     if (delta)
 794       ftp->kps = (double)((offset / (double)delta) + 1023) / (double)1024;
 795     else
 796       ftp->kps = (double)(offset + 1023) / (double)1024;
 797     ftp->offset = offset;
 798     ftp->filesize = filesize;
 799   }
 800
 801   if (status == SILC_CLIENT_FILE_MONITOR_SEND) {
 802     if (offset == 0) {
 803       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 804                          SILCTXT_FILE_TRANSMIT, filepath, fsize,
 805                          client_entry->nickname);
 806       ftp->starttime = time(NULL);
 807     }
 808     if (offset == filesize) {
 809       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 810                          SILCTXT_FILE_TRANSMITTED, filepath, fsize,
 811                          client_entry->nickname, ftp->kps);
 812       silc_schedule_task_add(silc_client->schedule, 0,
 813                              silc_client_file_close_later, ftp,
 814                              1, 0, SILC_TASK_TIMEOUT, SILC_TASK_PRI_NORMAL);
 815       silc_dlist_del(server->ftp_sessions, ftp);
 816       if (ftp == server->current_session) {
 817         server->current_session = NULL;
 818         silc_dlist_start(server->ftp_sessions);
 819         server->current_session = silc_dlist_get(server->ftp_sessions);
 820       }
 821
 822     }
 823   }
 824
 825   if (status == SILC_CLIENT_FILE_MONITOR_RECEIVE) {
 826     if (offset == 0) {
 827       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 828                          SILCTXT_FILE_RECEIVE, filepath, fsize,
 829                          client_entry->nickname);
 830       ftp->starttime = time(NULL);
 831     }
 832
 833     if (offset == filesize) {
 834       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 835                          SILCTXT_FILE_RECEIVED, filepath, fsize,
 836                          client_entry->nickname, ftp->kps);
 837       silc_schedule_task_add(silc_client->schedule, 0,
 838                              silc_client_file_close_later, ftp,
 839                              1, 0, SILC_TASK_TIMEOUT, SILC_TASK_PRI_NORMAL);
 840       silc_dlist_del(server->ftp_sessions, ftp);
 841       if (ftp == server->current_session) {
 842         server->current_session = NULL;
 843         silc_dlist_start(server->ftp_sessions);
 844         server->current_session = silc_dlist_get(server->ftp_sessions);
 845       }
 846
 847     }
 848   }
 849 }
 850
 851 typedef struct {
 852   SILC_SERVER_REC *server;
 853   char *data;
 854   char *nick;
 855   WI_ITEM_REC *item;
 856 } *FileGetClients;
 857
 858 static void silc_client_command_file_get_clients(SilcClient client,
 859                                                  SilcClientConnection conn,
 860                                                  SilcClientEntry *clients,
 861                                                  SilcUInt32 clients_count,
 862                                                  void *context)
 863 {
 864   FileGetClients internal = (FileGetClients)context;
 865
 866   if (!clients) {
 867     printtext(NULL, NULL, MSGLEVEL_CLIENTERROR, "Unknown nick: %s",
 868               internal->nick);
 869     silc_free(internal->data);
 870     silc_free(internal->nick);
 871     silc_free(internal);
 872     return;
 873   }
 874
 875   signal_emit("command file", 3, internal->data, internal->server,
 876               internal->item);
 877
 878   silc_free(internal->data);
 879   silc_free(internal->nick);
 880   silc_free(internal);
 881 }
 882
 883 static void command_file(const char *data, SILC_SERVER_REC *server,
 884                          WI_ITEM_REC *item)
 885 {
 886   SilcClientConnection conn;
 887   SilcClientEntry *entrys, client_entry;
 888   SilcClientFileError ret;
 889   SilcUInt32 entry_count;
 890   char *nickname = NULL, *tmp;
 891   unsigned char **argv;
 892   SilcUInt32 argc;
 893   SilcUInt32 *argv_lens, *argv_types;
 894   int type = 0;
 895   FtpSession ftp;
 896   char *local_ip = NULL;
 897   SilcUInt32 local_port = 0;
 898   SilcUInt32 session_id;
 899   bool do_not_bind = FALSE;
 900
 901   CMD_SILC_SERVER(server);
 902   if (!server || !IS_SILC_SERVER(server) || !server->connected)
 903     cmd_return_error(CMDERR_NOT_CONNECTED);
 904
 905   conn = server->conn;
 906
 907   /* Now parse all arguments */
 908   tmp = g_strconcat("FILE", " ", data, NULL);
 909   silc_parse_command_line(tmp, &argv, &argv_lens, &argv_types, &argc, 7);
 910   g_free(tmp);
 911
 912   if (argc == 1)
 913     type = 4;
 914
 915   if (argc >= 2) {
 916     if (!strcasecmp(argv[1], "send"))
 917       type = 1;
 918     if (!strcasecmp(argv[1], "accept"))
 919       type = 2;
 920     if (!strcasecmp(argv[1], "close"))
 921       type = 3;
 922   }
 923
 924   if (type == 0)
 925     cmd_return_error(CMDERR_NOT_ENOUGH_PARAMS);
 926
 927   switch (type) {
 928   case 1:
 929     if (argc < 4)
 930       cmd_return_error(CMDERR_NOT_ENOUGH_PARAMS);
 931
 932     /* Parse the typed nickname. */
 933     if (!silc_parse_userfqdn(argv[3], &nickname, NULL)) {
 934       printformat_module("fe-common/silc", server, NULL,
 935                          MSGLEVEL_CRAP, SILCTXT_BAD_NICK, argv[3]);
 936       goto out;
 937     }
 938
 939     /* Find client entry */
 940     entrys = silc_client_get_clients_local(silc_client, conn, nickname,
 941                                            argv[3], &entry_count);
 942     if (!entrys) {
 943       FileGetClients inter = silc_calloc(1, sizeof(*inter));
 944       inter->server = server;
 945       inter->data = strdup(data);
 946       inter->nick = strdup(nickname);
 947       inter->item = item;
 948       silc_client_get_clients(silc_client, conn, nickname, argv[3],
 949                               silc_client_command_file_get_clients, inter);
 950       goto out;
 951     }
 952     client_entry = entrys[0];
 953     silc_free(entrys);
 954
 955     if (argc >= 5) {
 956       if (!strcasecmp(argv[4], "-no-listener"))
 957         do_not_bind = TRUE;
 958       else
 959         local_ip = argv[4];
 960     }
 961     if (argc >= 6) {
 962       if (!strcasecmp(argv[5], "-no-listener"))
 963         do_not_bind = TRUE;
 964       else
 965         local_port = atoi(argv[5]);
 966     }
 967     if (argc >= 7) {
 968       if (!strcasecmp(argv[6], "-no-listener"))
 969         do_not_bind = TRUE;
 970     }
 971
 972     ret =
 973       silc_client_file_send(silc_client, conn, silc_client_file_monitor,
 974                             server, local_ip, local_port, do_not_bind,
 975                             client_entry, argv[2], &session_id);
 976     if (ret == SILC_CLIENT_FILE_OK) {
 977       ftp = silc_calloc(1, sizeof(*ftp));
 978       ftp->session_id = session_id;
 979
 980       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 981                          SILCTXT_FILE_SEND, client_entry->nickname,
 982                          argv[2]);
 983
 984       ftp->client_entry = client_entry;
 985       ftp->filepath = strdup(argv[2]);
 986       ftp->conn = conn;
 987       ftp->send = TRUE;
 988       silc_dlist_add(server->ftp_sessions, ftp);
 989       server->current_session = ftp;
 990     } else {
 991       if (ret == SILC_CLIENT_FILE_ALREADY_STARTED)
 992         printformat_module("fe-common/silc", server, NULL,
 993                            MSGLEVEL_CRAP, SILCTXT_FILE_ALREADY_STARTED,
 994                            client_entry->nickname);
 995       if (ret == SILC_CLIENT_FILE_NO_SUCH_FILE)
 996         printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 997                            SILCTXT_FILE_ERROR_NO_SUCH_FILE,
 998                            client_entry->nickname, argv[2]);
 999     }
1000
1001     break;
1002
1003   case 2:
1004     /* Parse the typed nickname. */
1005     if (argc >= 3) {
1006       if (!silc_parse_userfqdn(argv[2], &nickname, NULL)) {
1007         printformat_module("fe-common/silc", server, NULL,
1008                            MSGLEVEL_CRAP, SILCTXT_BAD_NICK, argv[2]);
1009         goto out;
1010       }
1011
1012       /* Find client entry */
1013       entrys = silc_client_get_clients_local(silc_client, conn, nickname,
1014                                              argv[2], &entry_count);
1015       if (!entrys) {
1016         FileGetClients inter = silc_calloc(1, sizeof(*inter));
1017         inter->server = server;
1018         inter->data = strdup(data);
1019         inter->nick = strdup(nickname);
1020         inter->item = item;
1021         silc_client_get_clients(silc_client, conn, nickname, argv[2],
1022                                 silc_client_command_file_get_clients, inter);
1023         goto out;
1024       }
1025       client_entry = entrys[0];
1026       silc_free(entrys);
1027     } else {
1028       if (!server->current_session) {
1029         printformat_module("fe-common/silc", server, NULL,
1030                            MSGLEVEL_CRAP, SILCTXT_FILE_NA);
1031         goto out;
1032       }
1033
1034       ret = silc_client_file_receive(silc_client, conn,
1035                                      silc_client_file_monitor, server, NULL,
1036                                      server->current_session->session_id,
1037                                      NULL, NULL);
1038       if (ret != SILC_CLIENT_FILE_OK) {
1039         if (ret == SILC_CLIENT_FILE_ALREADY_STARTED)
1040           printformat_module("fe-common/silc", server, NULL,
1041                              MSGLEVEL_CRAP, SILCTXT_FILE_ALREADY_STARTED,
1042                              server->current_session->client_entry->nickname);
1043         else {
1044           printformat_module("fe-common/silc", server, NULL,
1045                              MSGLEVEL_CRAP, SILCTXT_FILE_CLIENT_NA,
1046                              server->current_session->client_entry->nickname);
1047
1048           silc_client_file_close(silc_client, conn,
1049                                  server->current_session->session_id);
1050           silc_dlist_del(server->ftp_sessions, server->current_session);
1051           silc_free(server->current_session->filepath);
1052           silc_free(server->current_session);
1053           server->current_session = NULL;
1054
1055           silc_dlist_start(server->ftp_sessions);
1056           server->current_session = silc_dlist_get(server->ftp_sessions);
1057         }
1058       }
1059
1060       goto out;
1061     }
1062
1063     silc_dlist_start(server->ftp_sessions);
1064     while ((ftp = silc_dlist_get(server->ftp_sessions)) != SILC_LIST_END) {
1065       if (ftp->client_entry == client_entry && !ftp->filepath) {
1066         ret = silc_client_file_receive(silc_client, conn,
1067                                        silc_client_file_monitor, server,
1068                                        NULL, ftp->session_id, NULL, NULL);
1069         if (ret != SILC_CLIENT_FILE_OK) {
1070           if (ret == SILC_CLIENT_FILE_ALREADY_STARTED)
1071             printformat_module("fe-common/silc", server, NULL,
1072                                MSGLEVEL_CRAP, SILCTXT_FILE_ALREADY_STARTED,
1073                                client_entry->nickname);
1074           else {
1075             printformat_module("fe-common/silc", server, NULL,
1076                                MSGLEVEL_CRAP, SILCTXT_FILE_CLIENT_NA,
1077                                client_entry->nickname);
1078             silc_client_file_close(silc_client, conn, ftp->session_id);
1079             silc_dlist_del(server->ftp_sessions, ftp);
1080             if (ftp == server->current_session) {
1081               server->current_session = NULL;
1082               silc_dlist_start(server->ftp_sessions);
1083               server->current_session = silc_dlist_get(server->ftp_sessions);
1084             }
1085             silc_free(ftp->filepath);
1086             silc_free(ftp);
1087           }
1088         }
1089         break;
1090       }
1091     }
1092
1093     if (ftp == SILC_LIST_END) {
1094       printformat_module("fe-common/silc", server, NULL,
1095                          MSGLEVEL_CRAP, SILCTXT_FILE_CLIENT_NA,
1096                          client_entry->nickname);
1097       goto out;
1098     }
1099     break;
1100
1101   case 3:
1102     /* Parse the typed nickname. */
1103     if (argc >= 3) {
1104       if (!silc_parse_userfqdn(argv[2], &nickname, NULL)) {
1105         printformat_module("fe-common/silc", server, NULL,
1106                            MSGLEVEL_CRAP, SILCTXT_BAD_NICK, argv[2]);
1107         goto out;
1108       }
1109
1110       /* Find client entry */
1111       entrys = silc_client_get_clients_local(silc_client, conn, nickname,
1112                                              argv[2], &entry_count);
1113       if (!entrys) {
1114         FileGetClients inter = silc_calloc(1, sizeof(*inter));
1115         inter->server = server;
1116         inter->data = strdup(data);
1117         inter->nick = strdup(nickname);
1118         inter->item = item;
1119         silc_client_get_clients(silc_client, conn, nickname, argv[2],
1120                                 silc_client_command_file_get_clients, inter);
1121         goto out;
1122       }
1123       client_entry = entrys[0];
1124       silc_free(entrys);
1125     } else {
1126       if (!server->current_session) {
1127         printformat_module("fe-common/silc", server, NULL,
1128                            MSGLEVEL_CRAP, SILCTXT_FILE_NA);
1129         goto out;
1130       }
1131
1132       silc_client_file_close(silc_client, conn,
1133                              server->current_session->session_id);
1134       printformat_module("fe-common/silc", server, NULL,
1135                          MSGLEVEL_CRAP, SILCTXT_FILE_CLOSED,
1136                          server->current_session->client_entry->nickname,
1137                          server->current_session->filepath ?
1138                          server->current_session->filepath : "[N/A]");
1139       silc_dlist_del(server->ftp_sessions, server->current_session);
1140       silc_free(server->current_session->filepath);
1141       silc_free(server->current_session);
1142       server->current_session = NULL;
1143
1144       silc_dlist_start(server->ftp_sessions);
1145       server->current_session = silc_dlist_get(server->ftp_sessions);
1146       goto out;
1147     }
1148
1149     silc_dlist_start(server->ftp_sessions);
1150     while ((ftp = silc_dlist_get(server->ftp_sessions)) != SILC_LIST_END) {
1151       if (ftp->client_entry == client_entry) {
1152         silc_client_file_close(silc_client, conn, ftp->session_id);
1153         printformat_module("fe-common/silc", server, NULL,
1154                            MSGLEVEL_CRAP, SILCTXT_FILE_CLOSED,
1155                            client_entry->nickname,
1156                            ftp->filepath ? ftp->filepath : "[N/A]");
1157         silc_dlist_del(server->ftp_sessions, ftp);
1158         if (ftp == server->current_session) {
1159           server->current_session = NULL;
1160           silc_dlist_start(server->ftp_sessions);
1161           server->current_session = silc_dlist_get(server->ftp_sessions);
1162         }
1163         silc_free(ftp->filepath);
1164         silc_free(ftp);
1165         break;
1166       }
1167     }
1168
1169     if (ftp == SILC_LIST_END) {
1170       printformat_module("fe-common/silc", server, NULL,
1171                          MSGLEVEL_CRAP, SILCTXT_FILE_CLIENT_NA,
1172                          client_entry->nickname);
1173       goto out;
1174     }
1175     break;
1176
1177   case 4:
1178
1179     if (!silc_dlist_count(server->ftp_sessions)) {
1180       printformat_module("fe-common/silc", server, NULL,
1181                          MSGLEVEL_CRAP, SILCTXT_FILE_NA);
1182       goto out;
1183     }
1184
1185     printformat_module("fe-common/silc", server, NULL,
1186                        MSGLEVEL_CRAP, SILCTXT_FILE_SHOW_HEADER);
1187
1188     silc_dlist_start(server->ftp_sessions);
1189     while ((ftp = silc_dlist_get(server->ftp_sessions)) != SILC_LIST_END) {
1190       printformat_module("fe-common/silc", server, NULL,
1191                          MSGLEVEL_CRAP, SILCTXT_FILE_SHOW_LINE,
1192                          ftp->client_entry->nickname,
1193                          ftp->session_id,
1194                          ftp->send ? "send" : "receive",
1195                          (SilcUInt32)(ftp->offset + 1023) / 1024,
1196                          (SilcUInt32)(ftp->filesize + 1023) / 1024,
1197                          ftp->percent, ftp->kps,
1198                          ftp->filepath ? ftp->filepath : "[N/A]");
1199     }
1200
1201     break;
1202
1203   default:
1204     break;
1205   }
1206
1207  out:
1208   silc_free(nickname);
1209 }
1210 #endif /* 0 */
1211
1212 void silc_server_init(void)
1213 {
1214   silc_servers_reconnect_init();
1215
1216   signal_add_first("server connected", (SIGNAL_FUNC) sig_connected);
1217   signal_add("server disconnected", (SIGNAL_FUNC) sig_disconnected);
1218   signal_add("mime-send", (SIGNAL_FUNC)silc_send_mime);
1219   command_bind_silc("whois", MODULE_NAME, (SIGNAL_FUNC) command_self);
1220   command_bind_silc("whowas", MODULE_NAME, (SIGNAL_FUNC) command_self);
1221   command_bind_silc("nick", MODULE_NAME, (SIGNAL_FUNC) command_self);
1222   command_bind_silc("topic", MODULE_NAME, (SIGNAL_FUNC) command_self);
1223   command_bind_silc("cmode", MODULE_NAME, (SIGNAL_FUNC) command_self);
1224   command_bind_silc("cumode", MODULE_NAME, (SIGNAL_FUNC) command_self);
1225   command_bind_silc("users", MODULE_NAME, (SIGNAL_FUNC) command_self);
1226   command_bind_silc("list", MODULE_NAME, (SIGNAL_FUNC) command_self);
1227   command_bind_silc("ban", MODULE_NAME, (SIGNAL_FUNC) command_self);
1228   command_bind_silc("oper", MODULE_NAME, (SIGNAL_FUNC) command_self);
1229   command_bind_silc("silcoper", MODULE_NAME, (SIGNAL_FUNC) command_self);
1230   command_bind_silc("umode", MODULE_NAME, (SIGNAL_FUNC) command_self);
1231   command_bind_silc("invite", MODULE_NAME, (SIGNAL_FUNC) command_self);
1232   command_bind_silc("kill", MODULE_NAME, (SIGNAL_FUNC) command_self);
1233   command_bind_silc("kick", MODULE_NAME, (SIGNAL_FUNC) command_self);
1234   command_bind_silc("info", MODULE_NAME, (SIGNAL_FUNC) command_self);
1235   command_bind_silc("ping", MODULE_NAME, (SIGNAL_FUNC) command_self);
1236   command_bind_silc("motd", MODULE_NAME, (SIGNAL_FUNC) command_self);
1237   command_bind_silc("close", MODULE_NAME, (SIGNAL_FUNC) command_self);
1238   command_bind_silc("shutdown", MODULE_NAME, (SIGNAL_FUNC) command_self);
1239   command_bind_silc("getkey", MODULE_NAME, (SIGNAL_FUNC) command_self);
1240   command_bind_silc("sconnect", MODULE_NAME, (SIGNAL_FUNC) command_sconnect);
1241 //  command_bind_silc("file", MODULE_NAME, (SIGNAL_FUNC) command_file);
1242   command_bind_silc("detach", MODULE_NAME, (SIGNAL_FUNC) command_self);
1243   command_bind_silc("watch", MODULE_NAME, (SIGNAL_FUNC) command_self);
1244   command_bind_silc("stats", MODULE_NAME, (SIGNAL_FUNC) command_self);
1245   command_bind_silc("attr", MODULE_NAME, (SIGNAL_FUNC) command_attr);
1246   command_bind_silc("smsg", MODULE_NAME, (SIGNAL_FUNC) command_smsg);
1247
1248   command_set_options("connect", "+silcnet");
1249 }
1250
1251 void silc_server_deinit(void)
1252 {
1253   silc_servers_reconnect_deinit();
1254
1255   signal_remove("server connected", (SIGNAL_FUNC) sig_connected);
1256   signal_remove("server disconnected", (SIGNAL_FUNC) sig_disconnected);
1257   signal_remove("mime-send", (SIGNAL_FUNC)silc_send_mime);
1258   command_unbind("whois", (SIGNAL_FUNC) command_self);
1259   command_unbind("whowas", (SIGNAL_FUNC) command_self);
1260   command_unbind("nick", (SIGNAL_FUNC) command_self);
1261   command_unbind("topic", (SIGNAL_FUNC) command_self);
1262   command_unbind("cmode", (SIGNAL_FUNC) command_self);
1263   command_unbind("cumode", (SIGNAL_FUNC) command_self);
1264   command_unbind("users", (SIGNAL_FUNC) command_self);
1265   command_unbind("list", (SIGNAL_FUNC) command_self);
1266   command_unbind("oper", (SIGNAL_FUNC) command_self);
1267   command_unbind("silcoper", (SIGNAL_FUNC) command_self);
1268   command_unbind("umode", (SIGNAL_FUNC) command_self);
1269   command_unbind("invite", (SIGNAL_FUNC) command_self);
1270   command_unbind("kill", (SIGNAL_FUNC) command_self);
1271   command_unbind("kick", (SIGNAL_FUNC) command_self);
1272   command_unbind("info", (SIGNAL_FUNC) command_self);
1273   command_unbind("ping", (SIGNAL_FUNC) command_self);
1274   command_unbind("motd", (SIGNAL_FUNC) command_self);
1275   command_unbind("ban", (SIGNAL_FUNC) command_self);
1276   command_unbind("close", (SIGNAL_FUNC) command_self);
1277   command_unbind("shutdown", (SIGNAL_FUNC) command_self);
1278   command_unbind("getkey", (SIGNAL_FUNC) command_self);
1279   command_unbind("sconnect", (SIGNAL_FUNC) command_sconnect);
1280 //  command_unbind("file", (SIGNAL_FUNC) command_file);
1281   command_unbind("detach", (SIGNAL_FUNC) command_self);
1282   command_unbind("watch", (SIGNAL_FUNC) command_self);
1283   command_unbind("stats", (SIGNAL_FUNC) command_self);
1284   command_unbind("attr", (SIGNAL_FUNC) command_attr);
1285   command_unbind("smsg", (SIGNAL_FUNC) command_smsg);
1286 }
1287
1288 #if 0
1289 void silc_server_free_ftp(SILC_SERVER_REC *server,
1290                           SilcClientEntry client_entry)
1291 {
1292   FtpSession ftp;
1293
1294   silc_dlist_start(server->ftp_sessions);
1295   while ((ftp = silc_dlist_get(server->ftp_sessions)) != SILC_LIST_END) {
1296     if (ftp->client_entry == client_entry) {
1297       silc_dlist_del(server->ftp_sessions, ftp);
1298       silc_free(ftp->filepath);
1299       silc_free(ftp);
1300     }
1301   }
1302 }
1303 #endif /* 0 */
1304
1305 bool silc_term_utf8(void)
1306 {
1307   const char *str;
1308   str = settings_get_str("term_charset");
1309   if (str)
1310     if (g_strcasecmp(str, "utf-8") == 0)
1311       return TRUE;
1312   return FALSE;
1313 }