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- /*
- * ngIRCd -- The Next Generation IRC Daemon
- * Copyright (c)2001-2005 by Alexander Barton (alex@barton.de)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- * Please read the file COPYING, README and AUTHORS for more information.
- *
- * Channel management
- */
- #define __channel_c__
- #include "portab.h"
- static char UNUSED id[] = "$Id: channel.c,v 1.56 2006/07/24 22:54:09 alex Exp $";
- #include "imp.h"
- #include <assert.h>
- #include <stdlib.h>
- #include <string.h>
- #include <errno.h>
- #include <strings.h>
- #include "defines.h"
- #include "conn-func.h"
- #include "client.h"
- #include "exp.h"
- #include "channel.h"
- #include "imp.h"
- #include "irc-write.h"
- #include "resolve.h"
- #include "conf.h"
- #include "hash.h"
- #include "lists.h"
- #include "log.h"
- #include "messages.h"
- #include "exp.h"
- #define REMOVE_PART 0
- #define REMOVE_QUIT 1
- #define REMOVE_KICK 2
- static CHANNEL *My_Channels;
- static CL2CHAN *My_Cl2Chan;
- static CL2CHAN *Get_Cl2Chan PARAMS(( CHANNEL *Chan, CLIENT *Client ));
- static CL2CHAN *Add_Client PARAMS(( CHANNEL *Chan, CLIENT *Client ));
- static bool Remove_Client PARAMS(( int Type, CHANNEL *Chan, CLIENT *Client, CLIENT *Origin, char *Reason, bool InformServer ));
- static CL2CHAN *Get_First_Cl2Chan PARAMS(( CLIENT *Client, CHANNEL *Chan ));
- static CL2CHAN *Get_Next_Cl2Chan PARAMS(( CL2CHAN *Start, CLIENT *Client, CHANNEL *Chan ));
- static bool Delete_Channel PARAMS(( CHANNEL *Chan ));
- GLOBAL void
- Channel_Init( void )
- {
- My_Channels = NULL;
- My_Cl2Chan = NULL;
- } /* Channel_Init */
- GLOBAL void
- Channel_InitPredefined( void )
- {
- /* Vordefinierte persistente Channels erzeugen */
- CHANNEL *chan;
- char *c;
- unsigned int i;
-
- for( i = 0; i < Conf_Channel_Count; i++ )
- {
- /* Ist ein Name konfiguriert? */
- if( ! Conf_Channel[i].name[0] ) continue;
- /* Gueltiger Channel-Name? */
- if( ! Channel_IsValidName( Conf_Channel[i].name ))
- {
- Log( LOG_ERR, "Can't create pre-defined channel: invalid name: \"%s\"!", Conf_Channel[i].name );
- array_free(&Conf_Channel[i].topic);
- continue;
- }
- /* Gibt es den Channel bereits? */
- chan = Channel_Search( Conf_Channel[i].name );
- if( chan )
- {
- Log( LOG_INFO, "Can't create pre-defined channel \"%s\": name already in use.", Conf_Channel[i].name );
- array_free(&Conf_Channel[i].topic);
- continue;
- }
- /* Create channel */
- chan = Channel_Create(Conf_Channel[i].name);
- if (chan) {
- Channel_ModeAdd(chan, 'P');
- if (array_start(&Conf_Channel[i].topic) != NULL)
- Channel_SetTopic(chan, NULL,
- array_start(&Conf_Channel[i].topic));
- array_free(&Conf_Channel[i].topic);
- c = Conf_Channel[i].modes;
- while (*c)
- Channel_ModeAdd(chan, *c++);
-
- Log(LOG_INFO, "Created pre-defined channel \"%s\".",
- Conf_Channel[i].name );
- }
- else Log(LOG_ERR, "Can't create pre-defined channel \"%s\"!",
- Conf_Channel[i].name );
- }
- } /* Channel_InitPredefined */
- GLOBAL void
- Channel_Exit( void )
- {
- CHANNEL *c, *c_next;
- CL2CHAN *cl2chan, *cl2chan_next;
-
- /* Channel-Strukturen freigeben */
- c = My_Channels;
- while( c )
- {
- c_next = c->next;
- array_free(&c->topic);
- free( c );
- c = c_next;
- }
- /* Channel-Zuordnungstabelle freigeben */
- cl2chan = My_Cl2Chan;
- while( c )
- {
- cl2chan_next = cl2chan->next;
- free( cl2chan );
- cl2chan = cl2chan_next;
- }
- } /* Channel_Exit */
- GLOBAL bool
- Channel_Join( CLIENT *Client, char *Name )
- {
- CHANNEL *chan;
-
- assert( Client != NULL );
- assert( Name != NULL );
- if( ! Channel_IsValidName( Name )) {
- IRC_WriteStrClient( Client, ERR_NOSUCHCHANNEL_MSG, Client_ID( Client ), Name );
- return false;
- }
- chan = Channel_Search( Name );
- if( chan ) {
- /* Ist der Client bereits Mitglied? */
- if( Get_Cl2Chan( chan, Client )) return false;
- }
- else
- {
- /* Gibt es noch nicht? Dann neu anlegen: */
- chan = Channel_Create( Name );
- if( ! chan ) return false;
- }
- /* User dem Channel hinzufuegen */
- if( ! Add_Client( chan, Client )) return false;
- else return true;
- } /* Channel_Join */
- GLOBAL bool
- Channel_Part( CLIENT *Client, CLIENT *Origin, char *Name, char *Reason )
- {
- CHANNEL *chan;
- assert( Client != NULL );
- assert( Name != NULL );
- assert( Reason != NULL );
- chan = Channel_Search( Name );
- if(( ! chan ) || ( ! Get_Cl2Chan( chan, Client )))
- {
- IRC_WriteStrClient( Client, ERR_NOSUCHCHANNEL_MSG, Client_ID( Client ), Name );
- return false;
- }
- /* User aus Channel entfernen */
- if( ! Remove_Client( REMOVE_PART, chan, Client, Origin, Reason, true)) return false;
- else return true;
- } /* Channel_Part */
- GLOBAL void
- Channel_Kick( CLIENT *Client, CLIENT *Origin, char *Name, char *Reason )
- {
- CHANNEL *chan;
- assert( Client != NULL );
- assert( Origin != NULL );
- assert( Name != NULL );
- assert( Reason != NULL );
- /* Channel suchen */
- chan = Channel_Search( Name );
- if( ! chan )
- {
- IRC_WriteStrClient( Origin, ERR_NOSUCHCHANNEL_MSG, Client_ID( Origin ), Name );
- return;
- }
- if( ! Channel_IsMemberOf( chan, Origin ))
- {
- IRC_WriteStrClient( Origin, ERR_NOTONCHANNEL_MSG, Client_ID( Origin ), Name );
- return;
- }
- /* Is User Channel-Operator? */
- if( ! strchr( Channel_UserModes( chan, Origin ), 'o' ))
- {
- IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Name);
- return;
- }
- /* Ist the kickED User member of channel? */
- if( ! Channel_IsMemberOf( chan, Client ))
- {
- IRC_WriteStrClient( Origin, ERR_USERNOTINCHANNEL_MSG, Client_ID( Origin ), Client_ID( Client ), Name );
- return;
- }
- Remove_Client( REMOVE_KICK, chan, Client, Origin, Reason, true);
- } /* Channel_Kick */
- GLOBAL void
- Channel_Quit( CLIENT *Client, char *Reason )
- {
- CHANNEL *c, *next_c;
- assert( Client != NULL );
- assert( Reason != NULL );
- IRC_WriteStrRelatedPrefix( Client, Client, false, "QUIT :%s", Reason );
- c = My_Channels;
- while( c )
- {
- next_c = c->next;
- Remove_Client( REMOVE_QUIT, c, Client, Client, Reason, false );
- c = next_c;
- }
- } /* Channel_Quit */
- GLOBAL long
- Channel_Count( void )
- {
- CHANNEL *c;
- long count = 0;
-
- c = My_Channels;
- while( c )
- {
- count++;
- c = c->next;
- }
- return count;
- } /* Channel_Count */
- GLOBAL long
- Channel_MemberCount( CHANNEL *Chan )
- {
- CL2CHAN *cl2chan;
- long count = 0;
- assert( Chan != NULL );
- cl2chan = My_Cl2Chan;
- while( cl2chan )
- {
- if( cl2chan->channel == Chan ) count++;
- cl2chan = cl2chan->next;
- }
- return count;
- } /* Channel_MemberCount */
- GLOBAL int
- Channel_CountForUser( CLIENT *Client )
- {
- /* Count number of channels a user is member of. */
- CL2CHAN *cl2chan;
- int count = 0;
-
- assert( Client != NULL );
-
- cl2chan = My_Cl2Chan;
- while( cl2chan )
- {
- if( cl2chan->client == Client ) count++;
- cl2chan = cl2chan->next;
- }
- return count;
- } /* Channel_CountForUser */
- GLOBAL int
- Channel_PCount( void )
- {
- /* Count the number of persistent (mode 'P') channels */
- CHANNEL *chan;
- int count = 0;
- chan = My_Channels;
- while( chan )
- {
- if( strchr( chan->modes, 'P' )) count++;
- chan = chan->next;
- }
- return count;
- } /* Channel_PCount */
- GLOBAL char *
- Channel_Name( CHANNEL *Chan )
- {
- assert( Chan != NULL );
- return Chan->name;
- } /* Channel_Name */
- GLOBAL char *
- Channel_Modes( CHANNEL *Chan )
- {
- assert( Chan != NULL );
- return Chan->modes;
- } /* Channel_Modes */
- GLOBAL char *
- Channel_Key( CHANNEL *Chan )
- {
- assert( Chan != NULL );
- return Chan->key;
- } /* Channel_Key */
- GLOBAL long
- Channel_MaxUsers( CHANNEL *Chan )
- {
- assert( Chan != NULL );
- return Chan->maxusers;
- } /* Channel_MaxUsers */
- GLOBAL CHANNEL *
- Channel_First( void )
- {
- return My_Channels;
- } /* Channel_First */
- GLOBAL CHANNEL *
- Channel_Next( CHANNEL *Chan )
- {
- assert( Chan != NULL );
- return Chan->next;
- } /* Channel_Next */
- GLOBAL CHANNEL *
- Channel_Search( char *Name )
- {
- /* Channel-Struktur suchen */
-
- CHANNEL *c;
- UINT32 search_hash;
- assert( Name != NULL );
- search_hash = Hash( Name );
- c = My_Channels;
- while( c )
- {
- if( search_hash == c->hash )
- {
- /* lt. Hash-Wert: Treffer! */
- if( strcasecmp( Name, c->name ) == 0 ) return c;
- }
- c = c->next;
- }
- return NULL;
- } /* Channel_Search */
- GLOBAL CL2CHAN *
- Channel_FirstMember( CHANNEL *Chan )
- {
- assert( Chan != NULL );
- return Get_First_Cl2Chan( NULL, Chan );
- } /* Channel_FirstMember */
- GLOBAL CL2CHAN *
- Channel_NextMember( CHANNEL *Chan, CL2CHAN *Cl2Chan )
- {
- assert( Chan != NULL );
- assert( Cl2Chan != NULL );
- return Get_Next_Cl2Chan( Cl2Chan->next, NULL, Chan );
- } /* Channel_NextMember */
- GLOBAL CL2CHAN *
- Channel_FirstChannelOf( CLIENT *Client )
- {
- assert( Client != NULL );
- return Get_First_Cl2Chan( Client, NULL );
- } /* Channel_FirstChannelOf */
- GLOBAL CL2CHAN *
- Channel_NextChannelOf( CLIENT *Client, CL2CHAN *Cl2Chan )
- {
- assert( Client != NULL );
- assert( Cl2Chan != NULL );
- return Get_Next_Cl2Chan( Cl2Chan->next, Client, NULL );
- } /* Channel_NextChannelOf */
- GLOBAL CLIENT *
- Channel_GetClient( CL2CHAN *Cl2Chan )
- {
- assert( Cl2Chan != NULL );
- return Cl2Chan->client;
- } /* Channel_GetClient */
- GLOBAL CHANNEL *
- Channel_GetChannel( CL2CHAN *Cl2Chan )
- {
- assert( Cl2Chan != NULL );
- return Cl2Chan->channel;
- } /* Channel_GetChannel */
- GLOBAL bool
- Channel_IsValidName( char *Name )
- {
- /* Pruefen, ob Name als Channelname gueltig */
- char *ptr, badchars[10];
-
- assert( Name != NULL );
- if(( Name[0] != '#' ) || ( strlen( Name ) >= CHANNEL_NAME_LEN )) return false;
- ptr = Name;
- strcpy( badchars, " ,:\007" );
- while( *ptr )
- {
- if( strchr( badchars, *ptr )) return false;
- ptr++;
- }
-
- return true;
- } /* Channel_IsValidName */
- GLOBAL bool
- Channel_ModeAdd( CHANNEL *Chan, char Mode )
- {
- /* set Mode.
- * If the channel already had this mode, return false.
- * If the channel mode was newly set return true.
- */
- char x[2];
- assert( Chan != NULL );
- x[0] = Mode; x[1] = '\0';
- if( ! strchr( Chan->modes, x[0] ))
- {
- /* Channel does not have this mode yet, set it */
- strlcat( Chan->modes, x, sizeof( Chan->modes ));
- return true;
- }
- else return false;
- } /* Channel_ModeAdd */
- GLOBAL bool
- Channel_ModeDel( CHANNEL *Chan, char Mode )
- {
- /* Delete mode.
- * if the mode was removed return true.
- * if the channel did not have the mode, return false.
- */
- char *p;
- assert( Chan != NULL );
- p = strchr( Chan->modes, Mode );
- if( ! p ) return false;
- /* Channel has mode -> delete */
- while( *p )
- {
- *p = *(p + 1);
- p++;
- }
- return true;
- } /* Channel_ModeDel */
- GLOBAL bool
- Channel_UserModeAdd( CHANNEL *Chan, CLIENT *Client, char Mode )
- {
- /* Set Channel-User-Mode.
- * if mode was newly set, return true.
- * if the User already had this channel-mode, return false.
- */
- CL2CHAN *cl2chan;
- char x[2];
- assert( Chan != NULL );
- assert( Client != NULL );
- cl2chan = Get_Cl2Chan( Chan, Client );
- assert( cl2chan != NULL );
-
- x[0] = Mode; x[1] = '\0';
- if( ! strchr( cl2chan->modes, x[0] ))
- {
- /* mode not set, -> set it */
- strlcat( cl2chan->modes, x, sizeof( cl2chan->modes ));
- return true;
- }
- else return false;
- } /* Channel_UserModeAdd */
- GLOBAL bool
- Channel_UserModeDel( CHANNEL *Chan, CLIENT *Client, char Mode )
- {
- /* Delete Channel-User-Mode.
- * If Mode was removed, return true.
- * If User did not have the Channel-Mode, return false.
- */
- CL2CHAN *cl2chan;
- char *p;
- assert( Chan != NULL );
- assert( Client != NULL );
- cl2chan = Get_Cl2Chan( Chan, Client );
- assert( cl2chan != NULL );
- p = strchr( cl2chan->modes, Mode );
- if( ! p ) return false;
- /* Client has Mode -> delete */
- while( *p )
- {
- *p = *(p + 1);
- p++;
- }
- return true;
- } /* Channel_UserModeDel */
- GLOBAL char *
- Channel_UserModes( CHANNEL *Chan, CLIENT *Client )
- {
- /* return Users' Channel-Modes */
-
- CL2CHAN *cl2chan;
- assert( Chan != NULL );
- assert( Client != NULL );
- cl2chan = Get_Cl2Chan( Chan, Client );
- assert( cl2chan != NULL );
- return cl2chan->modes;
- } /* Channel_UserModes */
- GLOBAL bool
- Channel_IsMemberOf( CHANNEL *Chan, CLIENT *Client )
- {
- /* Test if Client is on Channel Chan */
- assert( Chan != NULL );
- assert( Client != NULL );
- if( Get_Cl2Chan( Chan, Client )) return true;
- else return false;
- } /* Channel_IsMemberOf */
- GLOBAL char *
- Channel_Topic( CHANNEL *Chan )
- {
- char *ret;
- assert( Chan != NULL );
- ret = array_start(&Chan->topic);
- return ret ? ret : "";
- } /* Channel_Topic */
-
- #ifndef STRICT_RFC
- GLOBAL unsigned int
- Channel_TopicTime(CHANNEL *Chan)
- {
- assert(Chan != NULL);
- return (unsigned int) Chan->topic_time;
- } /* Channel_TopicTime */
- GLOBAL char *
- Channel_TopicWho(CHANNEL *Chan)
- {
- assert(Chan != NULL);
- return Chan->topic_who;
- } /* Channel_TopicWho */
- #endif
- GLOBAL void
- Channel_SetTopic(CHANNEL *Chan, CLIENT *Client, char *Topic)
- {
- size_t len;
- assert( Chan != NULL );
- assert( Topic != NULL );
- len = strlen(Topic);
- if (len < array_bytes(&Chan->topic))
- array_free(&Chan->topic);
- if (!array_copyb(&Chan->topic, Topic, len))
- Log(LOG_WARNING, "could not set new Topic \"%s\" on %s: %s",
- Topic, Chan->name, strerror(errno));
- array_cat0(&Chan->topic);
- #ifndef STRICT_RFC
- Chan->topic_time = time(NULL);
- if (Client != NULL && Client_Type(Client) != CLIENT_SERVER)
- strlcpy(Chan->topic_who, Client_ID(Client),
- sizeof Chan->topic_who);
- else
- strlcpy(Chan->topic_who, DEFAULT_TOPIC_ID,
- sizeof Chan->topic_who);
- #else
- (void) Client;
- #endif
- } /* Channel_SetTopic */
- GLOBAL void
- Channel_SetModes( CHANNEL *Chan, char *Modes )
- {
- assert( Chan != NULL );
- assert( Modes != NULL );
- strlcpy( Chan->modes, Modes, sizeof( Chan->modes ));
- } /* Channel_SetModes */
- GLOBAL void
- Channel_SetKey( CHANNEL *Chan, char *Key )
- {
- assert( Chan != NULL );
- assert( Key != NULL );
- strlcpy( Chan->key, Key, sizeof( Chan->key ));
- Log( LOG_DEBUG, "Channel %s: Key is now \"%s\".", Chan->name, Chan->key );
- } /* Channel_SetKey */
- GLOBAL void
- Channel_SetMaxUsers( CHANNEL *Chan, long Count )
- {
- assert( Chan != NULL );
- Chan->maxusers = Count;
- Log( LOG_DEBUG, "Channel %s: Member limit is now %ld.", Chan->name, Chan->maxusers );
- } /* Channel_SetMaxUsers */
- GLOBAL bool
- Channel_Write( CHANNEL *Chan, CLIENT *From, CLIENT *Client, char *Text )
- {
- bool is_member, has_voice, is_op, ok;
- /* Okay, target is a channel */
- is_member = has_voice = is_op = false;
- if( Channel_IsMemberOf( Chan, From ))
- {
- is_member = true;
- if( strchr( Channel_UserModes( Chan, From ), 'v' )) has_voice = true;
- if( strchr( Channel_UserModes( Chan, From ), 'o' )) is_op = true;
- }
- /* Is the client allowed to write to channel? */
- ok = true;
- if( strchr( Channel_Modes( Chan ), 'n' ) && ( ! is_member )) ok = false;
- if( strchr( Channel_Modes( Chan ), 'm' ) && ( ! is_op ) && ( ! has_voice )) ok = false;
-
- /* Is the client banned? */
- if( Lists_CheckBanned( From, Chan ))
- {
- /* Client is banned, but is he channel operator or has voice? */
- if(( ! has_voice ) && ( ! is_op )) ok = false;
- }
- if( ! ok ) return IRC_WriteStrClient( From, ERR_CANNOTSENDTOCHAN_MSG, Client_ID( From ), Channel_Name( Chan ));
- /* Send text */
- if( Client_Conn( From ) > NONE ) Conn_UpdateIdle( Client_Conn( From ));
- return IRC_WriteStrChannelPrefix( Client, Chan, From, true, "PRIVMSG %s :%s", Channel_Name( Chan ), Text );
- } /* Channel_Write */
- GLOBAL CHANNEL *
- Channel_Create( char *Name )
- {
- /* Create new CHANNEL structure and add it to linked list */
- CHANNEL *c;
- assert( Name != NULL );
-
- c = (CHANNEL *)malloc( sizeof( CHANNEL ));
- if( ! c )
- {
- Log( LOG_EMERG, "Can't allocate memory! [New_Chan]" );
- return NULL;
- }
- memset( c, 0, sizeof( CHANNEL ));
- strlcpy( c->name, Name, sizeof( c->name ));
- c->hash = Hash( c->name );
- c->next = My_Channels;
- My_Channels = c;
- #ifdef DEBUG
- Log( LOG_DEBUG, "Created new channel structure for \"%s\".", Name );
- #endif
- return c;
- } /* Channel_Create */
- static CL2CHAN *
- Get_Cl2Chan( CHANNEL *Chan, CLIENT *Client )
- {
- CL2CHAN *cl2chan;
- assert( Chan != NULL );
- assert( Client != NULL );
- cl2chan = My_Cl2Chan;
- while( cl2chan )
- {
- if(( cl2chan->channel == Chan ) && ( cl2chan->client == Client )) return cl2chan;
- cl2chan = cl2chan->next;
- }
- return NULL;
- } /* Get_Cl2Chan */
- static CL2CHAN *
- Add_Client( CHANNEL *Chan, CLIENT *Client )
- {
- CL2CHAN *cl2chan;
- assert( Chan != NULL );
- assert( Client != NULL );
- /* neue CL2CHAN-Struktur anlegen */
- cl2chan = (CL2CHAN *)malloc( sizeof( CL2CHAN ));
- if( ! cl2chan )
- {
- Log( LOG_EMERG, "Can't allocate memory! [Add_Client]" );
- return NULL;
- }
- cl2chan->channel = Chan;
- cl2chan->client = Client;
- strcpy( cl2chan->modes, "" );
- /* Verketten */
- cl2chan->next = My_Cl2Chan;
- My_Cl2Chan = cl2chan;
- Log( LOG_DEBUG, "User \"%s\" joined channel \"%s\".", Client_Mask( Client ), Chan->name );
- return cl2chan;
- } /* Add_Client */
- static bool
- Remove_Client( int Type, CHANNEL *Chan, CLIENT *Client, CLIENT *Origin, char *Reason, bool InformServer )
- {
- CL2CHAN *cl2chan, *last_cl2chan;
- CHANNEL *c;
-
- assert( Chan != NULL );
- assert( Client != NULL );
- assert( Origin != NULL );
- assert( Reason != NULL );
- last_cl2chan = NULL;
- cl2chan = My_Cl2Chan;
- while( cl2chan )
- {
- if(( cl2chan->channel == Chan ) && ( cl2chan->client == Client )) break;
- last_cl2chan = cl2chan;
- cl2chan = cl2chan->next;
- }
- if( ! cl2chan ) return false;
- c = cl2chan->channel;
- assert( c != NULL );
- /* Aus Verkettung loesen und freigeben */
- if( last_cl2chan ) last_cl2chan->next = cl2chan->next;
- else My_Cl2Chan = cl2chan->next;
- free( cl2chan );
- switch( Type )
- {
- case REMOVE_QUIT:
- /* QUIT: andere Server wurden bereits informiert, vgl. Client_Destroy();
- * hier also "nur" noch alle User in betroffenen Channeln infomieren */
- assert( InformServer == false );
- Log( LOG_DEBUG, "User \"%s\" left channel \"%s\" (%s).", Client_Mask( Client ), c->name, Reason );
- break;
- case REMOVE_KICK:
- /* User wurde geKICKed: ggf. andere Server sowie alle betroffenen User
- * im entsprechenden Channel informieren */
- if( InformServer ) IRC_WriteStrServersPrefix( Client_NextHop( Origin ), Origin, "KICK %s %s :%s", c->name, Client_ID( Client ), Reason );
- IRC_WriteStrChannelPrefix( Client, c, Origin, false, "KICK %s %s :%s", c->name, Client_ID( Client ), Reason );
- if(( Client_Conn( Client ) > NONE ) && ( Client_Type( Client ) == CLIENT_USER )) IRC_WriteStrClientPrefix( Client, Origin, "KICK %s %s :%s", c->name, Client_ID( Client ), Reason );
- Log( LOG_DEBUG, "User \"%s\" has been kicked of \"%s\" by \"%s\": %s.", Client_Mask( Client ), c->name, Client_ID( Origin ), Reason );
- break;
- default:
- /* PART */
- if( InformServer ) IRC_WriteStrServersPrefix( Origin, Client, "PART %s :%s", c->name, Reason );
- IRC_WriteStrChannelPrefix( Origin, c, Client, false, "PART %s :%s", c->name, Reason );
- if(( Client_Conn( Origin ) > NONE ) && ( Client_Type( Origin ) == CLIENT_USER )) IRC_WriteStrClientPrefix( Origin, Client, "PART %s :%s", c->name, Reason );
- Log( LOG_DEBUG, "User \"%s\" left channel \"%s\" (%s).", Client_Mask( Client ), c->name, Reason );
- }
- /* Wenn Channel nun leer und nicht pre-defined: loeschen */
- if( ! strchr( Channel_Modes( Chan ), 'P' ))
- {
- if( ! Get_First_Cl2Chan( NULL, Chan )) Delete_Channel( Chan );
- }
-
- return true;
- } /* Remove_Client */
- static CL2CHAN *
- Get_First_Cl2Chan( CLIENT *Client, CHANNEL *Chan )
- {
- return Get_Next_Cl2Chan( My_Cl2Chan, Client, Chan );
- } /* Get_First_Cl2Chan */
- static CL2CHAN *
- Get_Next_Cl2Chan( CL2CHAN *Start, CLIENT *Client, CHANNEL *Channel )
- {
- CL2CHAN *cl2chan;
- assert( Client != NULL || Channel != NULL );
-
- cl2chan = Start;
- while( cl2chan )
- {
- if(( Client ) && ( cl2chan->client == Client )) return cl2chan;
- if(( Channel ) && ( cl2chan->channel == Channel )) return cl2chan;
- cl2chan = cl2chan->next;
- }
- return NULL;
- } /* Get_Next_Cl2Chan */
- static bool
- Delete_Channel( CHANNEL *Chan )
- {
- /* Channel-Struktur loeschen */
-
- CHANNEL *chan, *last_chan;
- last_chan = NULL;
- chan = My_Channels;
- while( chan )
- {
- if( chan == Chan ) break;
- last_chan = chan;
- chan = chan->next;
- }
- if( ! chan ) return false;
- Log( LOG_DEBUG, "Freed channel structure for \"%s\".", Chan->name );
- /* Invite- und Ban-Lists aufraeumen */
- Lists_DeleteChannel( chan );
- /* Neu verketten und freigeben */
- if( last_chan ) last_chan->next = chan->next;
- else My_Channels = chan->next;
- free( chan );
-
- return true;
- } /* Delete_Channel */
- /* -eof- */
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