src/ngircd/irc-mode.c

   1 /*
   2  * ngIRCd -- The Next Generation IRC Daemon
   3  * Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
   4  *
   5  * Dieses Programm ist freie Software. Sie koennen es unter den Bedingungen
   6  * der GNU General Public License (GPL), wie von der Free Software Foundation
   7  * herausgegeben, weitergeben und/oder modifizieren, entweder unter Version 2
   8  * der Lizenz oder (wenn Sie es wuenschen) jeder spaeteren Version.
   9  * Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
  10  * der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
  11  *
  12  * $Id: irc-mode.c,v 1.16 2002/11/30 15:04:57 alex Exp $
  13  *
  14  * irc-mode.c: IRC-Befehle zur Mode-Aenderung (MODE, AWAY, ...)
  15  */
  16
  17
  18 #include "portab.h"
  19
  20 #include "imp.h"
  21 #include <assert.h>
  22 #include <string.h>
  23
  24 #include "conn.h"
  25 #include "client.h"
  26 #include "channel.h"
  27 #include "defines.h"
  28 #include "irc-write.h"
  29 #include "lists.h"
  30 #include "log.h"
  31 #include "parse.h"
  32 #include "messages.h"
  33 #include "resolve.h"
  34 #include "conf.h"
  35
  36 #include "exp.h"
  37 #include "irc-mode.h"
  38
  39
  40 LOCAL BOOLEAN Add_Invite PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
  41 LOCAL BOOLEAN Add_Ban PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
  42
  43 LOCAL BOOLEAN Del_Invite PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
  44 LOCAL BOOLEAN Del_Ban PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
  45
  46 LOCAL BOOLEAN Send_ListChange PARAMS(( CHAR *Mode, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Mask ));
  47
  48
  49 GLOBAL BOOLEAN
  50 IRC_MODE( CLIENT *Client, REQUEST *Req )
  51 {
  52         CHAR *mode_ptr, the_modes[CLIENT_MODE_LEN], x[2];
  53         CLIENT *cl, *chan_cl, *prefix;
  54         BOOLEAN set, ok, modeok;
  55         CHANNEL *chan;
  56
  57         assert( Client != NULL );
  58         assert( Req != NULL );
  59
  60         cl = chan_cl = prefix = NULL;
  61         chan = NULL;
  62
  63         /* Keine Parameter? */
  64         if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
  65
  66         /* Ziel suchen: Client bzw. Channel */
  67         if( Client_IsValidNick( Req->argv[0] )) cl = Client_Search( Req->argv[0] );
  68         if( Channel_IsValidName( Req->argv[0] )) chan = Channel_Search( Req->argv[0] );
  69
  70         /* Kein Ziel gefunden? */
  71         if(( ! cl ) && ( ! chan )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
  72
  73         assert(( cl && chan ) != TRUE );
  74
  75         /* Falsche Anzahl Parameter? */
  76         if(( cl ) && ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
  77         if(( chan ) && ( Req->argc > 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
  78
  79         /* Prefix fuer Antworten etc. ermitteln */
  80         if( Client_Type( Client ) == CLIENT_SERVER )
  81         {
  82                 prefix = Client_Search( Req->prefix );
  83                 if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
  84         }
  85         else prefix = Client;
  86
  87         if(( chan ) && (( Req->argc == 2 ) || ( Req->argc == 3 )))
  88         {
  89                 /* pruefen, ob "Listen-Operation": Invite, Ban */
  90                 if(( Req->argv[1][0] == '-'  ) || ( Req->argv[1][0] == '+' )) mode_ptr = &Req->argv[1][1];
  91                 else mode_ptr = &Req->argv[1][0];
  92
  93                 if( Req->argc == 2 )
  94                 {
  95                         /* Liste anzeigen */
  96                         if( *mode_ptr == 'I' ) return Lists_ShowInvites( prefix, chan );
  97                         if( *mode_ptr == 'b' ) return Lists_ShowBans( prefix, chan );
  98                 }
  99                 else
 100                 {
 101                         /* Listen veraendern */
 102
 103                         if( Client_Type( Client ) == CLIENT_USER )
 104                         {
 105                                 /* Ist der User Channel-Operator? */
 106                                 modeok = FALSE;
 107                                 if( strchr( Channel_UserModes( chan, Client ), 'o' )) modeok = TRUE;
 108                                 if( Conf_OperCanMode )
 109                                 {
 110                                         /* auch IRC-Operatoren duerfen MODE verwenden */
 111                                         if( Client_OperByMe( Client )) modeok = TRUE;
 112                                 }
 113
 114                                 if( ! modeok )
 115                                 {
 116                                         Log( LOG_DEBUG, "Can't change modes: \"%s\" is not operator on %s!", Client_ID( Client ), Channel_Name( chan ));
 117                                         return IRC_WriteStrClient( Client, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Client ), Channel_Name( chan ));
 118                                 }
 119                         }
 120
 121                         if( Req->argv[1][0] == '+' )
 122                         {
 123                                 /* Listen-Eintrag hinzufuegen */
 124                                 if( *mode_ptr == 'I' ) return Add_Invite( prefix, Client, chan, Req->argv[2] );
 125                                 if( *mode_ptr == 'b' ) return Add_Ban( prefix, Client, chan, Req->argv[2] );
 126                         }
 127                         else if( Req->argv[1][0] == '-' )
 128                         {
 129                                 /* Listen-Eintrag loeschen */
 130                                 if( *mode_ptr == 'I' ) return Del_Invite( prefix, Client, chan, Req->argv[2] );
 131                                 if( *mode_ptr == 'b' ) return Del_Ban( prefix, Client, chan, Req->argv[2] );
 132                         }
 133                 }
 134         }
 135
 136         /* Client ermitteln, wenn bei Channel-Modes mit 3 Parametern */
 137         if(( chan ) && (Req->argc == 3 ))
 138         {
 139                 chan_cl = Client_Search( Req->argv[2] );
 140                 if( ! chan_cl ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
 141         }
 142
 143         /* Wenn Anfragender ein User ist: Zugriff erlaubt? */
 144         if( Client_Type( Client ) == CLIENT_USER )
 145         {
 146                 if( cl )
 147                 {
 148                         /* MODE ist nur fuer sich selber zulaessig! */
 149                         if( cl != Client ) return IRC_WriteStrClient( Client, ERR_USERSDONTMATCH_MSG, Client_ID( Client ));
 150                 }
 151                 if( chan )
 152                 {
 153                         /* Darf der User die Channel-Modes ermitteln? */
 154                 }
 155         }
 156
 157         /* Werden die Modes "nur" erfragt? */
 158         if(( cl ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_UMODEIS_MSG, Client_ID( Client ), Client_Modes( cl ));
 159         if(( chan ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_CHANNELMODEIS_MSG, Client_ID( Client ), Channel_Name( chan ), Channel_Modes( chan ));
 160
 161         mode_ptr = Req->argv[1];
 162
 163         /* Sollen Modes gesetzt oder geloescht werden? */
 164         if( cl )
 165         {
 166                 if( *mode_ptr == '+' ) set = TRUE;
 167                 else if( *mode_ptr == '-' ) set = FALSE;
 168                 else return IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
 169                 mode_ptr++;
 170         }
 171         else
 172         {
 173                 if( *mode_ptr == '-' ) set = FALSE;
 174                 else set = TRUE;
 175                 if(( *mode_ptr == '-' ) || ( *mode_ptr == '+' )) mode_ptr++;
 176         }
 177
 178         /* Reply-String mit Aenderungen vorbereiten */
 179         if( set ) strcpy( the_modes, "+" );
 180         else strcpy( the_modes, "-" );
 181
 182         ok = TRUE;
 183         x[1] = '\0';
 184         while( *mode_ptr )
 185         {
 186                 x[0] = '\0';
 187                 if( Client_Type( Client ) == CLIENT_SERVER )
 188                 {
 189                         /* Befehl kommt von einem Server, daher
 190                          * trauen wir ihm "unbesehen" ... */
 191                         x[0] = *mode_ptr;
 192                 }
 193                 else
 194                 {
 195                         /* Modes validieren */
 196                         if( cl )
 197                         {
 198                                 /* User-Modes */
 199                                 switch( *mode_ptr )
 200                                 {
 201                                         case 'i':
 202                                                 /* invisible */
 203                                                 x[0] = 'i';
 204                                                 break;
 205                                         case 'o':
 206                                                 /* operator (kann nur geloescht werden) */
 207                                                 if( ! set )
 208                                                 {
 209                                                         Client_SetOperByMe( Client, FALSE );
 210                                                         x[0] = 'o';
 211                                                 }
 212                                                 else ok = IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
 213                                                 break;
 214                                         case 'r':
 215                                                 /* restricted (kann nur gesetzt werden) */
 216                                                 if( set ) x[0] = 'r';
 217                                                 else ok = IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
 218                                                 break;
 219                                         case 's':
 220                                                 /* server messages */
 221                                                 x[0] = 's';
 222                                                 break;
 223                                         default:
 224                                                 Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\"!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ));
 225                                                 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
 226                                                 x[0] = '\0';
 227                                 }
 228                         }
 229                         if( chan )
 230                         {
 231                                 /* Ist der User ein Channel Operator? */
 232                                 modeok = FALSE;
 233                                 if( strchr( Channel_UserModes( chan, Client ), 'o' )) modeok = TRUE;
 234                                 if( Conf_OperCanMode )
 235                                 {
 236                                         /* auch IRC-Operatoren duerfen MODE verwenden */
 237                                         if( Client_OperByMe( Client )) modeok = TRUE;
 238                                 }
 239
 240                                 if( ! modeok )
 241                                 {
 242                                         Log( LOG_DEBUG, "Can't change modes: \"%s\" is not operator on %s!", Client_ID( Client ), Channel_Name( chan ));
 243                                         ok = IRC_WriteStrClient( Client, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Client ), Channel_Name( chan ));
 244                                         break;
 245                                 }
 246
 247                                 /* Channel-Modes oder Channel-User-Modes */
 248                                 if( chan_cl )
 249                                 {
 250                                         /* Channel-User-Modes */
 251                                         switch( *mode_ptr )
 252                                         {
 253                                                 case 'o':
 254                                                         /* Channel Operator */
 255                                                         x[0] = 'o';
 256                                                         break;
 257                                                 case 'v':
 258                                                         /* Voice */
 259                                                         x[0] = 'v';
 260                                                         break;
 261                                                 default:
 262                                                         Log( LOG_DEBUG, "Unknown channel-user-mode \"%c%c\" from \"%s\" on \"%s\" at %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ), Client_ID( chan_cl ), Channel_Name( chan ));
 263                                                         ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
 264                                                         x[0] = '\0';
 265                                         }
 266                                 }
 267                                 else
 268                                 {
 269                                         /* Channel-Modes */
 270                                         switch( *mode_ptr )
 271                                         {
 272                                                 case 'i':
 273                                                         /* Invite-Only */
 274                                                         x[0] = 'i';
 275                                                         break;
 276                                                 case 'm':
 277                                                         /* Moderated */
 278                                                         x[0] = 'm';
 279                                                         break;
 280                                                 case 'n':
 281                                                         /* kein Schreiben in den Channel von aussen */
 282                                                         x[0] = 'n';
 283                                                         break;
 284                                                 case 't':
 285                                                         /* Topic Lock */
 286                                                         x[0] = 't';
 287                                                         break;
 288                                                 case 'P':
 289                                                         /* Persistent. Dieses Flag darf nur von IRC-Operatoren gesetzt werden! */
 290                                                         if( set && ( ! Client_OperByMe( Client )))
 291                                                         {
 292                                                                 ok = IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
 293                                                         }
 294                                                         else x[0] = 'P';
 295                                                         break;
 296                                                 default:
 297                                                         Log( LOG_DEBUG, "Unknown channel-mode \"%c%c\" from \"%s\" at %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ), Channel_Name( chan ));
 298                                                         ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
 299                                                         x[0] = '\0';
 300                                         }
 301                                 }
 302                         }
 303                 }
 304                 if( ! ok ) break;
 305
 306                 mode_ptr++;
 307                 if( ! x[0] ) continue;
 308
 309                 /* Okay, gueltigen Mode gefunden */
 310                 if( cl )
 311                 {
 312                         /* Es geht um User-Modes */
 313                         if( set )
 314                         {
 315                                 /* Mode setzen. Wenn der Client ihn noch nicht hatte: merken */
 316                                 if( Client_ModeAdd( cl, x[0] )) strcat( the_modes, x );
 317
 318                         }
 319                         else
 320                         {
 321                                 /* Modes geloescht. Wenn der Client ihn hatte: merken */
 322                                 if( Client_ModeDel( cl, x[0] )) strcat( the_modes, x );
 323                         }
 324
 325                         /* "nachbearbeiten" */
 326                         if( x[0] == 'a' )
 327                         {
 328                                 /* away */
 329                                 if( set ) Client_SetAway( cl, DEFAULT_AWAY_MSG );
 330                                 else Client_SetAway( cl, NULL );
 331                         }
 332                 }
 333                 if( chan )
 334                 {
 335                         /* Es geht um Channel-Modes oder Channel-User-Modes */
 336                         if( chan_cl )
 337                         {
 338                                 /* Channel-User-Modes */
 339                                 if( set )
 340                                 {
 341                                         /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
 342                                         if( Channel_UserModeAdd( chan, chan_cl, x[0] )) strcat( the_modes, x );
 343                                 }
 344                                 else
 345                                 {
 346                                         /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
 347                                         if( Channel_UserModeDel( chan, chan_cl, x[0] )) strcat( the_modes, x );
 348                                 }
 349                         }
 350                         else
 351                         {
 352                                 /* Channel-Mode */
 353                                 if( set )
 354                                 {
 355                                         /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
 356                                         if( Channel_ModeAdd( chan, x[0] )) strcat( the_modes, x );
 357                                 }
 358                                 else
 359                                 {
 360                                         /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
 361                                         if( Channel_ModeDel( chan, x[0] )) strcat( the_modes, x );
 362                                 }
 363                         }
 364                 }
 365         }
 366
 367         /* Wurden Modes geaendert? */
 368         if( the_modes[1] )
 369         {
 370                 if( cl )
 371                 {
 372                         /* Client-Mode */
 373                         if( Client_Type( Client ) == CLIENT_SERVER )
 374                         {
 375                                 /* Modes an andere Server forwarden */
 376                                 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
 377                         }
 378                         else
 379                         {
 380                                 /* Bestaetigung an Client schicken & andere Server informieren */
 381                                 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Client_ID( cl ), the_modes );
 382                                 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
 383                         }
 384                         Log( LOG_DEBUG, "User \"%s\": Mode change, now \"%s\".", Client_Mask( cl ), Client_Modes( cl ));
 385                 }
 386                 if( chan )
 387                 {
 388                         /* Channel-Modes oder Channel-User-Mode */
 389                         if( chan_cl )
 390                         {
 391                                 /* Channel-User-Mode */
 392                                 if( Client_Type( Client ) == CLIENT_SERVER )
 393                                 {
 394                                         /* Modes an andere Server und Channel-User forwarden */
 395                                         IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
 396                                         IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
 397                                 }
 398                                 else
 399                                 {
 400                                         /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
 401                                         ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
 402                                         IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
 403                                         IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
 404                                 }
 405                                 Log( LOG_DEBUG, "User \"%s\" on %s: Mode change, now \"%s\".", Client_Mask( chan_cl), Channel_Name( chan ), Channel_UserModes( chan, chan_cl ));
 406                         }
 407                         else
 408                         {
 409                                 /* Channel-Mode */
 410                                 if( Client_Type( Client ) == CLIENT_SERVER )
 411                                 {
 412                                         /* Modes an andere Server und Channel-User forwarden */
 413                                         IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
 414                                         IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
 415                                 }
 416                                 else
 417                                 {
 418                                         /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
 419                                         ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Channel_Name( chan ), the_modes );
 420                                         IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
 421                                         IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
 422                                 }
 423                                 Log( LOG_DEBUG, "Channel \"%s\": Mode change, now \"%s\".", Channel_Name( chan ), Channel_Modes( chan ));
 424                         }
 425                 }
 426         }
 427
 428         return ok;
 429 } /* IRC_MODE */
 430
 431
 432 GLOBAL BOOLEAN
 433 IRC_AWAY( CLIENT *Client, REQUEST *Req )
 434 {
 435         assert( Client != NULL );
 436         assert( Req != NULL );
 437
 438         /* Falsche Anzahl Parameter? */
 439         if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
 440
 441         if(( Req->argc == 1 ) && (Req->argv[0][0] ))
 442         {
 443                 /* AWAY setzen */
 444                 Client_SetAway( Client, Req->argv[0] );
 445                 IRC_WriteStrServersPrefix( Client, Client, "MODE %s :+a", Client_ID( Client ));
 446                 return IRC_WriteStrClient( Client, RPL_NOWAWAY_MSG, Client_ID( Client ));
 447         }
 448         else
 449         {
 450                 /* AWAY loeschen */
 451                 Client_SetAway( Client, NULL );
 452                 IRC_WriteStrServersPrefix( Client, Client, "MODE %s :-a", Client_ID( Client ));
 453                 return IRC_WriteStrClient( Client, RPL_UNAWAY_MSG, Client_ID( Client ));
 454         }
 455 } /* IRC_AWAY */
 456
 457
 458 LOCAL BOOLEAN
 459 Add_Invite( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
 460 {
 461         CHAR *mask;
 462
 463         assert( Client != NULL );
 464         assert( Channel != NULL );
 465         assert( Pattern != NULL );
 466
 467         mask = Lists_MakeMask( Pattern );
 468
 469         if( ! Lists_AddInvited( Prefix, mask, Channel, FALSE )) return CONNECTED;
 470         return Send_ListChange( "+I", Prefix, Client, Channel, mask );
 471 } /* Add_Invite */
 472
 473
 474 LOCAL BOOLEAN
 475 Add_Ban( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
 476 {
 477         CHAR *mask;
 478
 479         assert( Client != NULL );
 480         assert( Channel != NULL );
 481         assert( Pattern != NULL );
 482
 483         mask = Lists_MakeMask( Pattern );
 484
 485         if( ! Lists_AddBanned( Prefix, mask, Channel )) return CONNECTED;
 486         return Send_ListChange( "+b", Prefix, Client, Channel, mask );
 487 } /* Add_Ban */
 488
 489
 490 LOCAL BOOLEAN
 491 Del_Invite( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
 492 {
 493         CHAR *mask;
 494
 495         assert( Client != NULL );
 496         assert( Channel != NULL );
 497         assert( Pattern != NULL );
 498
 499         mask = Lists_MakeMask( Pattern );
 500         Lists_DelInvited( mask, Channel );
 501         return Send_ListChange( "-I", Prefix, Client, Channel, mask );
 502 } /* Del_Invite */
 503
 504
 505 LOCAL BOOLEAN
 506 Del_Ban( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
 507 {
 508         CHAR *mask;
 509
 510         assert( Client != NULL );
 511         assert( Channel != NULL );
 512         assert( Pattern != NULL );
 513
 514         mask = Lists_MakeMask( Pattern );
 515         Lists_DelBanned( mask, Channel );
 516         return Send_ListChange( "-b", Prefix, Client, Channel, mask );
 517 } /* Del_Ban */
 518
 519
 520 LOCAL BOOLEAN
 521 Send_ListChange( CHAR *Mode, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Mask )
 522 {
 523         /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
 524
 525         BOOLEAN ok;
 526
 527         if( Client_Type( Client ) == CLIENT_USER )
 528         {
 529                 /* Bestaetigung an Client */
 530                 ok = IRC_WriteStrClientPrefix( Client, Prefix, "MODE %s %s %s", Channel_Name( Channel ), Mode, Mask );
 531         }
 532         else ok = TRUE;
 533
 534         /* an andere Server */
 535         IRC_WriteStrServersPrefix( Client, Prefix, "MODE %s %s %s", Channel_Name( Channel ), Mode, Mask );
 536
 537         /* und lokale User im Channel */
 538         IRC_WriteStrChannelPrefix( Client, Channel, Prefix, FALSE, "MODE %s %s %s", Channel_Name( Channel ), Mode, Mask );
 539
 540         return ok;
 541 } /* Send_ListChange */
 542
 543
 544 /* -eof- */