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

   1 /*
   2   silc-server.c : irssi
   3
   4   Copyright (C) 2000 - 2006 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     /* If we resumed old session check whether we need to update
 339        our nickname */
 340     if (strcmp(server->nick, conn->local_entry->nickname)) {
 341       char *old;
 342       old = g_strdup(server->nick);
 343       server_change_nick(SERVER(server), conn->local_entry->nickname);
 344       nicklist_rename_unique(SERVER(server),
 345                              conn->local_entry, server->nick,
 346                              conn->local_entry, conn->local_entry->nickname);
 347       signal_emit("message own_nick", 4, server, server->nick, old, "");
 348       g_free(old);
 349     }
 350
 351     /* Remove the detach data now */
 352     file = silc_get_session_filename(server);
 353     unlink(file);
 354     silc_free(file);
 355     break;
 356
 357   case SILC_CLIENT_CONN_DISCONNECTED:
 358     /* Server disconnected */
 359     if (server->conn && server->conn->local_entry) {
 360       nicklist_rename_unique(SERVER(server),
 361                              server->conn->local_entry, server->nick,
 362                              server->conn->local_entry,
 363                              silc_client->username);
 364       silc_change_nick(server, silc_client->username);
 365     }
 366
 367     if (message)
 368       silc_say(client, conn, SILC_CLIENT_MESSAGE_AUDIT,
 369                "Server closed connection: %s (%d) %s",
 370                silc_get_status_message(error), error,
 371                message ? message : "");
 372
 373     if (server->conn)
 374       server->conn->context = NULL;
 375     server->conn = NULL;
 376     server->connection_lost = TRUE;
 377     if (!server->disconnected)
 378       server_disconnect(SERVER(server));
 379     server_unref(SERVER(server));
 380     break;
 381
 382   default:
 383     file = silc_get_session_filename(server);
 384     if (silc_file_size(file) > 0)
 385       printformat_module("fe-common/silc", server, NULL,
 386                          MSGLEVEL_CRAP, SILCTXT_REATTACH_FAILED, file);
 387
 388     silc_free(file);
 389
 390     server->connection_lost = TRUE;
 391     if (server->conn)
 392       server->conn->context = NULL;
 393     if (!server->disconnected)
 394       server_disconnect(SERVER(server));
 395     server_unref(SERVER(server));
 396     break;
 397   }
 398 }
 399
 400 static void sig_connected_stream_created(SilcSocketStreamStatus status,
 401                                          SilcStream stream, void *context)
 402 {
 403   SILC_SERVER_REC *server = context;
 404   SilcClientConnectionParams params;
 405   char *file;
 406
 407   if (!stream) {
 408     server->connection_lost = TRUE;
 409     server_disconnect(SERVER(server));
 410     return;
 411   }
 412
 413   if (server->disconnected) {
 414     silc_stream_destroy(stream);
 415     return;
 416   }
 417
 418   /* Set connection parameters */
 419   memset(&params, 0, sizeof(params));
 420   params.nickname = (opt_nickname ? (char *)opt_nickname :
 421                      (char *)settings_get_str("nick"));
 422   params.timeout_secs = settings_get_int("key_exchange_timeout_secs");
 423   params.rekey_secs = settings_get_int("key_exchange_rekey_secs");
 424   params.pfs = settings_get_bool("key_exchange_rekey_pfs");
 425
 426   /* Try to read detached session data and use it if found. */
 427   file = silc_get_session_filename(server);
 428   params.detach_data = silc_file_readfile(file, &params.detach_data_len);
 429   if (params.detach_data)
 430     params.detach_data[params.detach_data_len] = 0;
 431   if (params.detach_data)
 432     printformat_module("fe-common/silc", server, NULL, MSGLEVEL_CRAP,
 433                         SILCTXT_REATTACH, server->tag);
 434
 435   /* Start key exchange */
 436   server->op = silc_client_key_exchange(silc_client, &params,
 437                                         irssi_pubkey, irssi_privkey,
 438                                         stream, SILC_CONN_SERVER,
 439                                         silc_connect_cb, server);
 440   if (!server->op) {
 441     server->connection_lost = TRUE;
 442     server_disconnect(SERVER(server));
 443     silc_stream_destroy(stream);
 444     return;
 445   }
 446
 447   server_ref(SERVER(server));
 448   server->ftp_sessions = silc_dlist_init();
 449   server->isnickflag = isnickflag_func;
 450   server->ischannel = ischannel_func;
 451   server->get_nick_flags = get_nick_flags;
 452   server->send_message = (void *) send_message;
 453 }
 454
 455 static void sig_connected(SILC_SERVER_REC *server)
 456 {
 457   int fd;
 458
 459   if (!IS_SILC_SERVER(server))
 460     return;
 461
 462   /* Wrap the socket to TCP stream */
 463   fd = g_io_channel_unix_get_fd(net_sendbuffer_handle(server->handle));
 464   silc_socket_tcp_stream_create(fd, TRUE, FALSE, silc_client->schedule,
 465                                 sig_connected_stream_created, server);
 466 }
 467
 468 static void sig_disconnected(SILC_SERVER_REC *server)
 469 {
 470   if (!IS_SILC_SERVER(server))
 471     return;
 472
 473   silc_dlist_uninit(server->ftp_sessions);
 474
 475   if (server->conn) {
 476     silc_client_close_connection(silc_client, server->conn);
 477
 478     /* SILC closes the handle */
 479     g_io_channel_unref(net_sendbuffer_handle(server->handle));
 480     net_sendbuffer_destroy(server->handle, FALSE);
 481     server->handle = NULL;
 482   } else if (server->op) {
 483     silc_async_abort(server->op, NULL, NULL);
 484     server->op = NULL;
 485   }
 486 }
 487
 488 SERVER_REC *silc_server_init_connect(SERVER_CONNECT_REC *conn)
 489 {
 490   SILC_SERVER_REC *server;
 491
 492   g_return_val_if_fail(IS_SILC_SERVER_CONNECT(conn), NULL);
 493   if (conn->address == NULL || *conn->address == '\0')
 494     return NULL;
 495   if (conn->nick == NULL || *conn->nick == '\0') {
 496     silc_say_error("Cannot connect: nickname is not set");
 497     return NULL;
 498   }
 499
 500   server = g_new0(SILC_SERVER_REC, 1);
 501   server->chat_type = SILC_PROTOCOL;
 502   server->connrec = (SILC_SERVER_CONNECT_REC *)conn;
 503   server_connect_ref(conn);
 504
 505   if (server->connrec->port <= 0)
 506     server->connrec->port = 706;
 507
 508   server_connect_init((SERVER_REC *)server);
 509   return (SERVER_REC *)server;
 510 }
 511
 512 void silc_server_connect(SERVER_REC *server)
 513 {
 514   if (!server_start_connect(server)) {
 515     server_connect_unref(server->connrec);
 516     g_free(server);
 517     return;
 518   }
 519 }
 520
 521 /* Return a string of all channels in server in server->channels_join()
 522    format */
 523
 524 char *silc_server_get_channels(SILC_SERVER_REC *server)
 525 {
 526   GSList *tmp;
 527   GString *chans;
 528   char *ret;
 529
 530   g_return_val_if_fail(server != NULL, FALSE);
 531
 532   chans = g_string_new(NULL);
 533   for (tmp = server->channels; tmp != NULL; tmp = tmp->next) {
 534     CHANNEL_REC *channel = tmp->data;
 535
 536     g_string_sprintfa(chans, "%s,", channel->name);
 537   }
 538
 539   if (chans->len > 0)
 540     g_string_truncate(chans, chans->len-1);
 541
 542   ret = chans->str;
 543   g_string_free(chans, FALSE);
 544
 545   return ret;
 546 }
 547
 548 /* Syntaxes of all SILC commands for HELP files (the help file generation
 549    will snoop these from here). */
 550
 551 /* SYNTAX: BAN <channel> [+|-[<nickname>[@<server>[!<username>[@hostname>]]]]] */
 552 /* SYNTAX: CMODE <channel> +|-<modes> [{ <arguments>}] */
 553 /* SYNTAX: CUMODE <channel> +|-<modes> <nickname>[@<hostname>] */
 554 /* SYNTAX: GETKEY <nickname or server name> */
 555 /* SYNTAX: INVITE <channel> [<nickname>[@hostname>] */
 556 /* SYNTAX: INVITE <channel> [+|-[<nickname>[@<server>[!<username>[@hostname>]]]]] */
 557 /* SYNTAX: KEY MSG <nickname> set|unset|list|agreement|negotiate [<arguments>] */
 558 /* SYNTAX: KEY CHANNEL <channel> set|unset|list|change [<arguments>] */
 559 /* SYNTAX: KICK <channel> <nickname>[@<hostname>] [<comment>] */
 560 /* SYNTAX: KILL <nickname>[@<hostname>] [<comment>] [-pubkey] */
 561 /* SYNTAX: OPER <username> [-pubkey] */
 562 /* SYNTAX: SILCOPER <username> [-pubkey] */
 563 /* SYNTAX: TOPIC <channel> [<topic>] */
 564 /* SYNTAX: UMODE +|-<modes> */
 565 /* SYNTAX: WHOIS [<nickname>[@<hostname>]] [-details] [-pubkey <pubkeyfile>] [<count>] */
 566 /* SYNTAX: WHOWAS <nickname>[@<hostname>] [<count>] */
 567 /* SYNTAX: CLOSE <server> [<port>] */
 568 /* SYNTAX: SHUTDOWN */
 569 /* SYNTAX: MOTD [<server>] */
 570 /* SYNTAX: LIST [<channel>] */
 571 /* SYNTAX: ME <message> */
 572 /* SYNTAX: ACTION [-sign] [-channel] <target> <message> */
 573 /* SYNTAX: AWAY [<message>] */
 574 /* SYNTAX: INFO [<server>] */
 575 /* SYNTAX: NICK <nickname> */
 576 /* SYNTAX: NOTICE [-sign] [-channel] <target> <message> */
 577 /* SYNTAX: PART [<channel>] */
 578 /* SYNTAX: PING */
 579 /* SYNTAX: SCONNECT <server> [<port>] */
 580 /* SYNTAX: USERS <channel> */
 581 /* SYNTAX: FILE SEND <filepath> <nickname> [<local IP> [<local port>]] [-no-listener]*/
 582 /* SYNTAX: FILE ACCEPT [<nickname>] */
 583 /* SYNTAX: FILE CLOSE [<nickname>] */
 584 /* SYNTAX: FILE */
 585 /* SYNTAX: JOIN <channel> [<passphrase>] [-cipher <cipher>] [-hmac <hmac>] [-founder] [-auth [<pubkeyfile> <privkeyfile> [<privkey passphrase>]]]*/
 586 /* SYNTAX: DETACH */
 587 /* SYNTAX: WATCH [<-add | -del> <nickname>] [-pubkey +|-<pubkeyfile>] */
 588 /* SYNTAX: STATS */
 589 /* SYNTAX: ATTR [<-del> <option> [{ <value>}]] */
 590 /* SYNTAX: SMSG [<-channel>] <target> <message> */
 591 /* SYNTAX: LISTKEYS [-servers] [-clients] [<public key file>] */
 592
 593 void silc_command_exec(SILC_SERVER_REC *server,
 594                        const char *command, const char *args)
 595 {
 596   char *data;
 597   g_return_if_fail(server != NULL);
 598
 599   /* Call the command */
 600   data = g_strconcat(command, " ", args, NULL);
 601   silc_queue_command_call(silc_client, server->conn, data);
 602   g_free(data);
 603 }
 604
 605 /* Generic command function to call any SILC command directly. */
 606
 607 static void command_self(const char *data, SILC_SERVER_REC *server,
 608                          WI_ITEM_REC *item)
 609 {
 610   CMD_SILC_SERVER(server);
 611
 612   if (!IS_SILC_SERVER(server) || !server->connected) {
 613     printtext(NULL, NULL, MSGLEVEL_CLIENTERROR, "Not connected to server");
 614     return;
 615   }
 616
 617   if (IS_SILC_CHANNEL(item)) {
 618     SILC_CHANNEL_REC *chanrec;
 619     chanrec = silc_channel_find(server, item->visible_name);
 620     if (chanrec)
 621       server->conn->current_channel = chanrec->entry;
 622   }
 623
 624   silc_command_exec(server, current_command, data);
 625   signal_stop();
 626 }
 627
 628 /* SCONNECT command.  Calls actually SILC's CONNECT command since Irssi
 629    has CONNECT command for other purposes. */
 630
 631 static void command_sconnect(const char *data, SILC_SERVER_REC *server)
 632 {
 633   CMD_SILC_SERVER(server);
 634   if (!IS_SILC_SERVER(server) || !server->connected) {
 635     printtext(NULL, NULL, MSGLEVEL_CLIENTERROR, "Not connected to server");
 636     return;
 637   }
 638
 639   silc_command_exec(server, "CONNECT", data);
 640   signal_stop();
 641 }
 642
 643 /* SMSG command, to send digitally signed messages */
 644
 645 static void command_smsg(const char *data, SILC_SERVER_REC *server,
 646                          WI_ITEM_REC *item)
 647 {
 648   GHashTable *optlist;
 649   char *target, *origtarget, *msg;
 650   void *free_arg;
 651   int free_ret, target_type;
 652
 653   g_return_if_fail(data != NULL);
 654   if (server == NULL || !server->connected)
 655     cmd_param_error(CMDERR_NOT_CONNECTED);
 656
 657   if (!cmd_get_params(data, &free_arg, 2 | PARAM_FLAG_OPTIONS |
 658                       PARAM_FLAG_UNKNOWN_OPTIONS | PARAM_FLAG_GETREST,
 659                       "msg", &optlist, &target, &msg))
 660     return;
 661   if (*target == '\0' || *msg == '\0')
 662     cmd_param_error(CMDERR_NOT_ENOUGH_PARAMS);
 663
 664   origtarget = target;
 665   free_ret = FALSE;
 666
 667   if (strcmp(target, "*") == 0) {
 668     if (item == NULL)
 669       cmd_param_error(CMDERR_NOT_JOINED);
 670
 671     target_type = IS_CHANNEL(item) ?
 672       SEND_TARGET_CHANNEL : SEND_TARGET_NICK;
 673     target = (char *) window_item_get_target(item);
 674   } else if (g_hash_table_lookup(optlist, "channel") != NULL) {
 675     target_type = SEND_TARGET_CHANNEL;
 676   } else {
 677     target_type = server_ischannel(SERVER(server), target) ?
 678       SEND_TARGET_CHANNEL : SEND_TARGET_NICK;
 679   }
 680
 681   if (target != NULL) {
 682     char *message = NULL, *t = NULL;
 683     int len, result;
 684
 685     if (!silc_term_utf8()) {
 686       len = silc_utf8_encoded_len(msg, strlen(msg), SILC_STRING_LOCALE);
 687       message = silc_calloc(len + 1, sizeof(*message));
 688       g_return_if_fail(message != NULL);
 689       silc_utf8_encode(msg, strlen(msg), SILC_STRING_LOCALE, message, len);
 690     }
 691
 692     if (target_type == SEND_TARGET_CHANNEL)
 693       result = silc_send_channel(server, target, message ? message : msg,
 694                                  SILC_MESSAGE_FLAG_UTF8 |
 695                                  SILC_MESSAGE_FLAG_SIGNED);
 696     else {
 697       if (!silc_term_utf8()) {
 698         len = silc_utf8_encoded_len(target, strlen(target),
 699                                     SILC_STRING_LOCALE);
 700         t = silc_calloc(len + 1, sizeof(*t));
 701         g_return_if_fail(t != NULL);
 702         silc_utf8_encode(target, strlen(target), SILC_STRING_LOCALE, t, len);
 703       }
 704       result = silc_send_msg(server, t ? t : target, message ? message : msg,
 705                              message ? strlen(message) : strlen(msg),
 706                              SILC_MESSAGE_FLAG_UTF8 |
 707                              SILC_MESSAGE_FLAG_SIGNED);
 708     }
 709     silc_free(message);
 710     silc_free(t);
 711     if (!result)
 712       goto out;
 713   }
 714
 715   signal_emit(target != NULL && target_type == SEND_TARGET_CHANNEL ?
 716               "message signed_own_public" : "message signed_own_private", 4,
 717               server, msg, target, origtarget);
 718 out:
 719   if (free_ret && target != NULL) g_free(target);
 720   cmd_params_free(free_arg);
 721 }
 722
 723 #if 0
 724 /* FILE command */
 725
 726 SILC_TASK_CALLBACK(silc_client_file_close_later)
 727 {
 728   FtpSession ftp = (FtpSession)context;
 729
 730   SILC_LOG_DEBUG(("Start"));
 731
 732   silc_client_file_close(silc_client, ftp->conn, ftp->session_id);
 733   silc_free(ftp->filepath);
 734   silc_free(ftp);
 735 }
 736
 737 static void silc_client_file_monitor(SilcClient client,
 738                                      SilcClientConnection conn,
 739                                      SilcClientMonitorStatus status,
 740                                      SilcClientFileError error,
 741                                      SilcUInt64 offset,
 742                                      SilcUInt64 filesize,
 743                                      SilcClientEntry client_entry,
 744                                      SilcUInt32 session_id,
 745                                      const char *filepath,
 746                                      void *context)
 747 {
 748   SILC_SERVER_REC *server = (SILC_SERVER_REC *)context;
 749   FtpSession ftp;
 750   char fsize[32];
 751
 752   if (status == SILC_CLIENT_FILE_MONITOR_CLOSED)
 753     return;
 754
 755   snprintf(fsize, sizeof(fsize) - 1, "%llu", ((filesize + 1023) / 1024));
 756
 757   silc_dlist_start(server->ftp_sessions);
 758   while ((ftp = silc_dlist_get(server->ftp_sessions)) != SILC_LIST_END) {
 759     if (ftp->session_id == session_id) {
 760       if (!ftp->filepath && filepath)
 761         ftp->filepath = strdup(filepath);
 762       break;
 763     }
 764   }
 765
 766   if (ftp == SILC_LIST_END)
 767     return;
 768
 769   if (status == SILC_CLIENT_FILE_MONITOR_ERROR) {
 770     if (error == SILC_CLIENT_FILE_NO_SUCH_FILE)
 771       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 772                          SILCTXT_FILE_ERROR_NO_SUCH_FILE,
 773                          client_entry->nickname,
 774                          filepath ? filepath : "[N/A]");
 775     else if (error == SILC_CLIENT_FILE_PERMISSION_DENIED)
 776       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 777                          SILCTXT_FILE_ERROR_PERMISSION_DENIED,
 778                          client_entry->nickname);
 779     else
 780       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 781                          SILCTXT_FILE_ERROR, client_entry->nickname);
 782     silc_schedule_task_add(silc_client->schedule, 0,
 783                            silc_client_file_close_later, ftp,
 784                            1, 0, SILC_TASK_TIMEOUT, SILC_TASK_PRI_NORMAL);
 785     silc_dlist_del(server->ftp_sessions, ftp);
 786     if (ftp == server->current_session) {
 787       server->current_session = NULL;
 788       silc_dlist_start(server->ftp_sessions);
 789       server->current_session = silc_dlist_get(server->ftp_sessions);
 790     }
 791   }
 792
 793   if (status == SILC_CLIENT_FILE_MONITOR_KEY_AGREEMENT) {
 794     printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 795                        SILCTXT_FILE_KEY_EXCHANGE, client_entry->nickname);
 796   }
 797
 798   /* Save some transmission data */
 799   if (offset && filesize) {
 800     unsigned long delta = time(NULL) - ftp->starttime;
 801
 802     ftp->percent = ((double)offset / (double)filesize) * (double)100.0;
 803     if (delta)
 804       ftp->kps = (double)((offset / (double)delta) + 1023) / (double)1024;
 805     else
 806       ftp->kps = (double)(offset + 1023) / (double)1024;
 807     ftp->offset = offset;
 808     ftp->filesize = filesize;
 809   }
 810
 811   if (status == SILC_CLIENT_FILE_MONITOR_SEND) {
 812     if (offset == 0) {
 813       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 814                          SILCTXT_FILE_TRANSMIT, filepath, fsize,
 815                          client_entry->nickname);
 816       ftp->starttime = time(NULL);
 817     }
 818     if (offset == filesize) {
 819       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 820                          SILCTXT_FILE_TRANSMITTED, filepath, fsize,
 821                          client_entry->nickname, ftp->kps);
 822       silc_schedule_task_add(silc_client->schedule, 0,
 823                              silc_client_file_close_later, ftp,
 824                              1, 0, SILC_TASK_TIMEOUT, SILC_TASK_PRI_NORMAL);
 825       silc_dlist_del(server->ftp_sessions, ftp);
 826       if (ftp == server->current_session) {
 827         server->current_session = NULL;
 828         silc_dlist_start(server->ftp_sessions);
 829         server->current_session = silc_dlist_get(server->ftp_sessions);
 830       }
 831
 832     }
 833   }
 834
 835   if (status == SILC_CLIENT_FILE_MONITOR_RECEIVE) {
 836     if (offset == 0) {
 837       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 838                          SILCTXT_FILE_RECEIVE, filepath, fsize,
 839                          client_entry->nickname);
 840       ftp->starttime = time(NULL);
 841     }
 842
 843     if (offset == filesize) {
 844       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 845                          SILCTXT_FILE_RECEIVED, filepath, fsize,
 846                          client_entry->nickname, ftp->kps);
 847       silc_schedule_task_add(silc_client->schedule, 0,
 848                              silc_client_file_close_later, ftp,
 849                              1, 0, SILC_TASK_TIMEOUT, SILC_TASK_PRI_NORMAL);
 850       silc_dlist_del(server->ftp_sessions, ftp);
 851       if (ftp == server->current_session) {
 852         server->current_session = NULL;
 853         silc_dlist_start(server->ftp_sessions);
 854         server->current_session = silc_dlist_get(server->ftp_sessions);
 855       }
 856
 857     }
 858   }
 859 }
 860
 861 typedef struct {
 862   SILC_SERVER_REC *server;
 863   char *data;
 864   char *nick;
 865   WI_ITEM_REC *item;
 866 } *FileGetClients;
 867
 868 static void silc_client_command_file_get_clients(SilcClient client,
 869                                                  SilcClientConnection conn,
 870                                                  SilcClientEntry *clients,
 871                                                  SilcUInt32 clients_count,
 872                                                  void *context)
 873 {
 874   FileGetClients internal = (FileGetClients)context;
 875
 876   if (!clients) {
 877     printtext(NULL, NULL, MSGLEVEL_CLIENTERROR, "Unknown nick: %s",
 878               internal->nick);
 879     silc_free(internal->data);
 880     silc_free(internal->nick);
 881     silc_free(internal);
 882     return;
 883   }
 884
 885   signal_emit("command file", 3, internal->data, internal->server,
 886               internal->item);
 887
 888   silc_free(internal->data);
 889   silc_free(internal->nick);
 890   silc_free(internal);
 891 }
 892
 893 static void command_file(const char *data, SILC_SERVER_REC *server,
 894                          WI_ITEM_REC *item)
 895 {
 896   SilcClientConnection conn;
 897   SilcClientEntry *entrys, client_entry;
 898   SilcClientFileError ret;
 899   SilcUInt32 entry_count;
 900   char *nickname = NULL, *tmp;
 901   unsigned char **argv;
 902   SilcUInt32 argc;
 903   SilcUInt32 *argv_lens, *argv_types;
 904   int type = 0;
 905   FtpSession ftp;
 906   char *local_ip = NULL;
 907   SilcUInt32 local_port = 0;
 908   SilcUInt32 session_id;
 909   bool do_not_bind = FALSE;
 910
 911   CMD_SILC_SERVER(server);
 912   if (!server || !IS_SILC_SERVER(server) || !server->connected)
 913     cmd_return_error(CMDERR_NOT_CONNECTED);
 914
 915   conn = server->conn;
 916
 917   /* Now parse all arguments */
 918   tmp = g_strconcat("FILE", " ", data, NULL);
 919   silc_parse_command_line(tmp, &argv, &argv_lens, &argv_types, &argc, 7);
 920   g_free(tmp);
 921
 922   if (argc == 1)
 923     type = 4;
 924
 925   if (argc >= 2) {
 926     if (!strcasecmp(argv[1], "send"))
 927       type = 1;
 928     if (!strcasecmp(argv[1], "accept"))
 929       type = 2;
 930     if (!strcasecmp(argv[1], "close"))
 931       type = 3;
 932   }
 933
 934   if (type == 0)
 935     cmd_return_error(CMDERR_NOT_ENOUGH_PARAMS);
 936
 937   switch (type) {
 938   case 1:
 939     if (argc < 4)
 940       cmd_return_error(CMDERR_NOT_ENOUGH_PARAMS);
 941
 942     /* Parse the typed nickname. */
 943     if (!silc_parse_userfqdn(argv[3], &nickname, NULL)) {
 944       printformat_module("fe-common/silc", server, NULL,
 945                          MSGLEVEL_CRAP, SILCTXT_BAD_NICK, argv[3]);
 946       goto out;
 947     }
 948
 949     /* Find client entry */
 950     entrys = silc_client_get_clients_local(silc_client, conn, nickname,
 951                                            argv[3], &entry_count);
 952     if (!entrys) {
 953       FileGetClients inter = silc_calloc(1, sizeof(*inter));
 954       inter->server = server;
 955       inter->data = strdup(data);
 956       inter->nick = strdup(nickname);
 957       inter->item = item;
 958       silc_client_get_clients(silc_client, conn, nickname, argv[3],
 959                               silc_client_command_file_get_clients, inter);
 960       goto out;
 961     }
 962     client_entry = entrys[0];
 963     silc_free(entrys);
 964
 965     if (argc >= 5) {
 966       if (!strcasecmp(argv[4], "-no-listener"))
 967         do_not_bind = TRUE;
 968       else
 969         local_ip = argv[4];
 970     }
 971     if (argc >= 6) {
 972       if (!strcasecmp(argv[5], "-no-listener"))
 973         do_not_bind = TRUE;
 974       else
 975         local_port = atoi(argv[5]);
 976     }
 977     if (argc >= 7) {
 978       if (!strcasecmp(argv[6], "-no-listener"))
 979         do_not_bind = TRUE;
 980     }
 981
 982     ret =
 983       silc_client_file_send(silc_client, conn, silc_client_file_monitor,
 984                             server, local_ip, local_port, do_not_bind,
 985                             client_entry, argv[2], &session_id);
 986     if (ret == SILC_CLIENT_FILE_OK) {
 987       ftp = silc_calloc(1, sizeof(*ftp));
 988       ftp->session_id = session_id;
 989
 990       printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
 991                          SILCTXT_FILE_SEND, client_entry->nickname,
 992                          argv[2]);
 993
 994       ftp->client_entry = client_entry;
 995       ftp->filepath = strdup(argv[2]);
 996       ftp->conn = conn;
 997       ftp->send = TRUE;
 998       silc_dlist_add(server->ftp_sessions, ftp);
 999       server->current_session = ftp;
1000     } else {
1001       if (ret == SILC_CLIENT_FILE_ALREADY_STARTED)
1002         printformat_module("fe-common/silc", server, NULL,
1003                            MSGLEVEL_CRAP, SILCTXT_FILE_ALREADY_STARTED,
1004                            client_entry->nickname);
1005       if (ret == SILC_CLIENT_FILE_NO_SUCH_FILE)
1006         printformat_module("fe-common/silc", NULL, NULL, MSGLEVEL_CRAP,
1007                            SILCTXT_FILE_ERROR_NO_SUCH_FILE,
1008                            client_entry->nickname, argv[2]);
1009     }
1010
1011     break;
1012
1013   case 2:
1014     /* Parse the typed nickname. */
1015     if (argc >= 3) {
1016       if (!silc_parse_userfqdn(argv[2], &nickname, NULL)) {
1017         printformat_module("fe-common/silc", server, NULL,
1018                            MSGLEVEL_CRAP, SILCTXT_BAD_NICK, argv[2]);
1019         goto out;
1020       }
1021
1022       /* Find client entry */
1023       entrys = silc_client_get_clients_local(silc_client, conn, nickname,
1024                                              argv[2], &entry_count);
1025       if (!entrys) {
1026         FileGetClients inter = silc_calloc(1, sizeof(*inter));
1027         inter->server = server;
1028         inter->data = strdup(data);
1029         inter->nick = strdup(nickname);
1030         inter->item = item;
1031         silc_client_get_clients(silc_client, conn, nickname, argv[2],
1032                                 silc_client_command_file_get_clients, inter);
1033         goto out;
1034       }
1035       client_entry = entrys[0];
1036       silc_free(entrys);
1037     } else {
1038       if (!server->current_session) {
1039         printformat_module("fe-common/silc", server, NULL,
1040                            MSGLEVEL_CRAP, SILCTXT_FILE_NA);
1041         goto out;
1042       }
1043
1044       ret = silc_client_file_receive(silc_client, conn,
1045                                      silc_client_file_monitor, server, NULL,
1046                                      server->current_session->session_id,
1047                                      NULL, NULL);
1048       if (ret != SILC_CLIENT_FILE_OK) {
1049         if (ret == SILC_CLIENT_FILE_ALREADY_STARTED)
1050           printformat_module("fe-common/silc", server, NULL,
1051                              MSGLEVEL_CRAP, SILCTXT_FILE_ALREADY_STARTED,
1052                              server->current_session->client_entry->nickname);
1053         else {
1054           printformat_module("fe-common/silc", server, NULL,
1055                              MSGLEVEL_CRAP, SILCTXT_FILE_CLIENT_NA,
1056                              server->current_session->client_entry->nickname);
1057
1058           silc_client_file_close(silc_client, conn,
1059                                  server->current_session->session_id);
1060           silc_dlist_del(server->ftp_sessions, server->current_session);
1061           silc_free(server->current_session->filepath);
1062           silc_free(server->current_session);
1063           server->current_session = NULL;
1064
1065           silc_dlist_start(server->ftp_sessions);
1066           server->current_session = silc_dlist_get(server->ftp_sessions);
1067         }
1068       }
1069
1070       goto out;
1071     }
1072
1073     silc_dlist_start(server->ftp_sessions);
1074     while ((ftp = silc_dlist_get(server->ftp_sessions)) != SILC_LIST_END) {
1075       if (ftp->client_entry == client_entry && !ftp->filepath) {
1076         ret = silc_client_file_receive(silc_client, conn,
1077                                        silc_client_file_monitor, server,
1078                                        NULL, ftp->session_id, NULL, NULL);
1079         if (ret != SILC_CLIENT_FILE_OK) {
1080           if (ret == SILC_CLIENT_FILE_ALREADY_STARTED)
1081             printformat_module("fe-common/silc", server, NULL,
1082                                MSGLEVEL_CRAP, SILCTXT_FILE_ALREADY_STARTED,
1083                                client_entry->nickname);
1084           else {
1085             printformat_module("fe-common/silc", server, NULL,
1086                                MSGLEVEL_CRAP, SILCTXT_FILE_CLIENT_NA,
1087                                client_entry->nickname);
1088             silc_client_file_close(silc_client, conn, ftp->session_id);
1089             silc_dlist_del(server->ftp_sessions, ftp);
1090             if (ftp == server->current_session) {
1091               server->current_session = NULL;
1092               silc_dlist_start(server->ftp_sessions);
1093               server->current_session = silc_dlist_get(server->ftp_sessions);
1094             }
1095             silc_free(ftp->filepath);
1096             silc_free(ftp);
1097           }
1098         }
1099         break;
1100       }
1101     }
1102
1103     if (ftp == SILC_LIST_END) {
1104       printformat_module("fe-common/silc", server, NULL,
1105                          MSGLEVEL_CRAP, SILCTXT_FILE_CLIENT_NA,
1106                          client_entry->nickname);
1107       goto out;
1108     }
1109     break;
1110
1111   case 3:
1112     /* Parse the typed nickname. */
1113     if (argc >= 3) {
1114       if (!silc_parse_userfqdn(argv[2], &nickname, NULL)) {
1115         printformat_module("fe-common/silc", server, NULL,
1116                            MSGLEVEL_CRAP, SILCTXT_BAD_NICK, argv[2]);
1117         goto out;
1118       }
1119
1120       /* Find client entry */
1121       entrys = silc_client_get_clients_local(silc_client, conn, nickname,
1122                                              argv[2], &entry_count);
1123       if (!entrys) {
1124         FileGetClients inter = silc_calloc(1, sizeof(*inter));
1125         inter->server = server;
1126         inter->data = strdup(data);
1127         inter->nick = strdup(nickname);
1128         inter->item = item;
1129         silc_client_get_clients(silc_client, conn, nickname, argv[2],
1130                                 silc_client_command_file_get_clients, inter);
1131         goto out;
1132       }
1133       client_entry = entrys[0];
1134       silc_free(entrys);
1135     } else {
1136       if (!server->current_session) {
1137         printformat_module("fe-common/silc", server, NULL,
1138                            MSGLEVEL_CRAP, SILCTXT_FILE_NA);
1139         goto out;
1140       }
1141
1142       silc_client_file_close(silc_client, conn,
1143                              server->current_session->session_id);
1144       printformat_module("fe-common/silc", server, NULL,
1145                          MSGLEVEL_CRAP, SILCTXT_FILE_CLOSED,
1146                          server->current_session->client_entry->nickname,
1147                          server->current_session->filepath ?
1148                          server->current_session->filepath : "[N/A]");
1149       silc_dlist_del(server->ftp_sessions, server->current_session);
1150       silc_free(server->current_session->filepath);
1151       silc_free(server->current_session);
1152       server->current_session = NULL;
1153
1154       silc_dlist_start(server->ftp_sessions);
1155       server->current_session = silc_dlist_get(server->ftp_sessions);
1156       goto out;
1157     }
1158
1159     silc_dlist_start(server->ftp_sessions);
1160     while ((ftp = silc_dlist_get(server->ftp_sessions)) != SILC_LIST_END) {
1161       if (ftp->client_entry == client_entry) {
1162         silc_client_file_close(silc_client, conn, ftp->session_id);
1163         printformat_module("fe-common/silc", server, NULL,
1164                            MSGLEVEL_CRAP, SILCTXT_FILE_CLOSED,
1165                            client_entry->nickname,
1166                            ftp->filepath ? ftp->filepath : "[N/A]");
1167         silc_dlist_del(server->ftp_sessions, ftp);
1168         if (ftp == server->current_session) {
1169           server->current_session = NULL;
1170           silc_dlist_start(server->ftp_sessions);
1171           server->current_session = silc_dlist_get(server->ftp_sessions);
1172         }
1173         silc_free(ftp->filepath);
1174         silc_free(ftp);
1175         break;
1176       }
1177     }
1178
1179     if (ftp == SILC_LIST_END) {
1180       printformat_module("fe-common/silc", server, NULL,
1181                          MSGLEVEL_CRAP, SILCTXT_FILE_CLIENT_NA,
1182                          client_entry->nickname);
1183       goto out;
1184     }
1185     break;
1186
1187   case 4:
1188
1189     if (!silc_dlist_count(server->ftp_sessions)) {
1190       printformat_module("fe-common/silc", server, NULL,
1191                          MSGLEVEL_CRAP, SILCTXT_FILE_NA);
1192       goto out;
1193     }
1194
1195     printformat_module("fe-common/silc", server, NULL,
1196                        MSGLEVEL_CRAP, SILCTXT_FILE_SHOW_HEADER);
1197
1198     silc_dlist_start(server->ftp_sessions);
1199     while ((ftp = silc_dlist_get(server->ftp_sessions)) != SILC_LIST_END) {
1200       printformat_module("fe-common/silc", server, NULL,
1201                          MSGLEVEL_CRAP, SILCTXT_FILE_SHOW_LINE,
1202                          ftp->client_entry->nickname,
1203                          ftp->session_id,
1204                          ftp->send ? "send" : "receive",
1205                          (SilcUInt32)(ftp->offset + 1023) / 1024,
1206                          (SilcUInt32)(ftp->filesize + 1023) / 1024,
1207                          ftp->percent, ftp->kps,
1208                          ftp->filepath ? ftp->filepath : "[N/A]");
1209     }
1210
1211     break;
1212
1213   default:
1214     break;
1215   }
1216
1217  out:
1218   silc_free(nickname);
1219 }
1220 #endif /* 0 */
1221
1222 void silc_server_init(void)
1223 {
1224   silc_servers_reconnect_init();
1225
1226   signal_add_first("server connected", (SIGNAL_FUNC) sig_connected);
1227   signal_add("server disconnected", (SIGNAL_FUNC) sig_disconnected);
1228   signal_add("mime-send", (SIGNAL_FUNC)silc_send_mime);
1229   command_bind_silc("whois", MODULE_NAME, (SIGNAL_FUNC) command_self);
1230   command_bind_silc("whowas", MODULE_NAME, (SIGNAL_FUNC) command_self);
1231   command_bind_silc("nick", MODULE_NAME, (SIGNAL_FUNC) command_self);
1232   command_bind_silc("topic", MODULE_NAME, (SIGNAL_FUNC) command_self);
1233   command_bind_silc("cmode", MODULE_NAME, (SIGNAL_FUNC) command_self);
1234   command_bind_silc("cumode", MODULE_NAME, (SIGNAL_FUNC) command_self);
1235   command_bind_silc("users", MODULE_NAME, (SIGNAL_FUNC) command_self);
1236   command_bind_silc("list", MODULE_NAME, (SIGNAL_FUNC) command_self);
1237   command_bind_silc("ban", MODULE_NAME, (SIGNAL_FUNC) command_self);
1238   command_bind_silc("oper", MODULE_NAME, (SIGNAL_FUNC) command_self);
1239   command_bind_silc("silcoper", MODULE_NAME, (SIGNAL_FUNC) command_self);
1240   command_bind_silc("umode", MODULE_NAME, (SIGNAL_FUNC) command_self);
1241   command_bind_silc("invite", MODULE_NAME, (SIGNAL_FUNC) command_self);
1242   command_bind_silc("kill", MODULE_NAME, (SIGNAL_FUNC) command_self);
1243   command_bind_silc("kick", MODULE_NAME, (SIGNAL_FUNC) command_self);
1244   command_bind_silc("info", MODULE_NAME, (SIGNAL_FUNC) command_self);
1245   command_bind_silc("ping", MODULE_NAME, (SIGNAL_FUNC) command_self);
1246   command_bind_silc("motd", MODULE_NAME, (SIGNAL_FUNC) command_self);
1247   command_bind_silc("close", MODULE_NAME, (SIGNAL_FUNC) command_self);
1248   command_bind_silc("shutdown", MODULE_NAME, (SIGNAL_FUNC) command_self);
1249   command_bind_silc("getkey", MODULE_NAME, (SIGNAL_FUNC) command_self);
1250   command_bind_silc("sconnect", MODULE_NAME, (SIGNAL_FUNC) command_sconnect);
1251 //  command_bind_silc("file", MODULE_NAME, (SIGNAL_FUNC) command_file);
1252   command_bind_silc("detach", MODULE_NAME, (SIGNAL_FUNC) command_self);
1253   command_bind_silc("watch", MODULE_NAME, (SIGNAL_FUNC) command_self);
1254   command_bind_silc("stats", MODULE_NAME, (SIGNAL_FUNC) command_self);
1255   command_bind_silc("attr", MODULE_NAME, (SIGNAL_FUNC) command_attr);
1256   command_bind_silc("smsg", MODULE_NAME, (SIGNAL_FUNC) command_smsg);
1257
1258   command_set_options("connect", "+silcnet");
1259 }
1260
1261 void silc_server_deinit(void)
1262 {
1263   silc_servers_reconnect_deinit();
1264
1265   signal_remove("server connected", (SIGNAL_FUNC) sig_connected);
1266   signal_remove("server disconnected", (SIGNAL_FUNC) sig_disconnected);
1267   signal_remove("mime-send", (SIGNAL_FUNC)silc_send_mime);
1268   command_unbind("whois", (SIGNAL_FUNC) command_self);
1269   command_unbind("whowas", (SIGNAL_FUNC) command_self);
1270   command_unbind("nick", (SIGNAL_FUNC) command_self);
1271   command_unbind("topic", (SIGNAL_FUNC) command_self);
1272   command_unbind("cmode", (SIGNAL_FUNC) command_self);
1273   command_unbind("cumode", (SIGNAL_FUNC) command_self);
1274   command_unbind("users", (SIGNAL_FUNC) command_self);
1275   command_unbind("list", (SIGNAL_FUNC) command_self);
1276   command_unbind("oper", (SIGNAL_FUNC) command_self);
1277   command_unbind("silcoper", (SIGNAL_FUNC) command_self);
1278   command_unbind("umode", (SIGNAL_FUNC) command_self);
1279   command_unbind("invite", (SIGNAL_FUNC) command_self);
1280   command_unbind("kill", (SIGNAL_FUNC) command_self);
1281   command_unbind("kick", (SIGNAL_FUNC) command_self);
1282   command_unbind("info", (SIGNAL_FUNC) command_self);
1283   command_unbind("ping", (SIGNAL_FUNC) command_self);
1284   command_unbind("motd", (SIGNAL_FUNC) command_self);
1285   command_unbind("ban", (SIGNAL_FUNC) command_self);
1286   command_unbind("close", (SIGNAL_FUNC) command_self);
1287   command_unbind("shutdown", (SIGNAL_FUNC) command_self);
1288   command_unbind("getkey", (SIGNAL_FUNC) command_self);
1289   command_unbind("sconnect", (SIGNAL_FUNC) command_sconnect);
1290 //  command_unbind("file", (SIGNAL_FUNC) command_file);
1291   command_unbind("detach", (SIGNAL_FUNC) command_self);
1292   command_unbind("watch", (SIGNAL_FUNC) command_self);
1293   command_unbind("stats", (SIGNAL_FUNC) command_self);
1294   command_unbind("attr", (SIGNAL_FUNC) command_attr);
1295   command_unbind("smsg", (SIGNAL_FUNC) command_smsg);
1296 }
1297
1298 #if 0
1299 void silc_server_free_ftp(SILC_SERVER_REC *server,
1300                           SilcClientEntry client_entry)
1301 {
1302   FtpSession ftp;
1303
1304   silc_dlist_start(server->ftp_sessions);
1305   while ((ftp = silc_dlist_get(server->ftp_sessions)) != SILC_LIST_END) {
1306     if (ftp->client_entry == client_entry) {
1307       silc_dlist_del(server->ftp_sessions, ftp);
1308       silc_free(ftp->filepath);
1309       silc_free(ftp);
1310     }
1311   }
1312 }
1313 #endif /* 0 */
1314
1315 bool silc_term_utf8(void)
1316 {
1317   const char *str;
1318   str = settings_get_str("term_type");
1319   if (str)
1320     if (g_strcasecmp(str, "utf-8") == 0)
1321       return TRUE;
1322   return FALSE;
1323 }