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ngircd-tor/src/ngircd/irc-mode.c

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/*
* ngIRCd -- The Next Generation IRC Daemon
* Copyright (c)2001-2005 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.
*
* IRC commands for mode changes (MODE, AWAY, ...)
*/
#include "portab.h"
static char UNUSED id[] = "$Id: irc-mode.c,v 1.36 2005/02/27 20:09:44 alex Exp $";
#include "imp.h"
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "conn.h"
#include "client.h"
#include "channel.h"
#include "defines.h"
#include "irc-write.h"
#include "lists.h"
#include "log.h"
#include "parse.h"
#include "messages.h"
#include "resolve.h"
#include "conf.h"
#include "exp.h"
#include "irc-mode.h"
LOCAL BOOLEAN Client_Mode PARAMS(( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CLIENT *Target ));
LOCAL BOOLEAN Channel_Mode PARAMS(( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CHANNEL *Channel ));
LOCAL BOOLEAN Add_Invite PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
LOCAL BOOLEAN Add_Ban PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
LOCAL BOOLEAN Del_Invite PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
LOCAL BOOLEAN Del_Ban PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
LOCAL BOOLEAN Send_ListChange PARAMS(( CHAR *Mode, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Mask ));
GLOBAL BOOLEAN
IRC_MODE( CLIENT *Client, REQUEST *Req )
{
CLIENT *cl, *origin;
CHANNEL *chan;
assert( Client != NULL );
assert( Req != NULL );
/* No parameters? */
if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
/* Origin for answers */
if( Client_Type( Client ) == CLIENT_SERVER )
{
origin = Client_Search( Req->prefix );
if( ! origin ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
}
else origin = Client;
/* Channel or user mode? */
cl = chan = NULL;
if( Client_IsValidNick( Req->argv[0] )) cl = Client_Search( Req->argv[0] );
if( Channel_IsValidName( Req->argv[0] )) chan = Channel_Search( Req->argv[0] );
if( cl ) return Client_Mode( Client, Req, origin, cl );
if( chan ) return Channel_Mode( Client, Req, origin, chan );
/* No target found! */
return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
} /* IRC_MODE */
LOCAL BOOLEAN
Client_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CLIENT *Target )
{
/* Handle client mode requests */
CHAR the_modes[COMMAND_LEN], x[2], *mode_ptr;
BOOLEAN ok, set;
INT mode_arg;
/* Is the client allowed to request or change the modes? */
if( Client_Type( Client ) == CLIENT_USER )
{
/* Users are only allowed to manipulate their own modes! */
if( Target != Client ) return IRC_WriteStrClient( Client, ERR_USERSDONTMATCH_MSG, Client_ID( Client ));
}
/* Mode request: let's answer it :-) */
if( Req->argc == 1 ) return IRC_WriteStrClient( Origin, RPL_UMODEIS_MSG, Client_ID( Origin ), Client_Modes( Target ));
mode_arg = 1;
mode_ptr = Req->argv[mode_arg];
/* Initial state: set or unset modes? */
if( *mode_ptr == '+' ) set = TRUE;
else if( *mode_ptr == '-' ) set = FALSE;
else return IRC_WriteStrClient( Origin, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Origin ));
/* Prepare reply string */
if( set ) strcpy( the_modes, "+" );
else strcpy( the_modes, "-" );
x[1] = '\0';
ok = CONNECTED;
while( mode_ptr )
{
mode_ptr++;
if( ! *mode_ptr )
{
/* Try next argument if there's any */
mode_arg++;
if( mode_arg < Req->argc ) mode_ptr = Req->argv[mode_arg];
else break;
}
switch( *mode_ptr )
{
case '+':
case '-':
if((( *mode_ptr == '+' ) && ( ! set )) || (( *mode_ptr == '-' ) && ( set )))
{
/* Action modifier ("+"/"-") must be changed ... */
if(( the_modes[strlen( the_modes ) - 1] == '+' ) || ( the_modes[strlen( the_modes ) - 1] == '-' ))
{
/* Adjust last action modifier in result */
the_modes[strlen( the_modes ) - 1] = *mode_ptr;
}
else
{
/* Append modifier character to result string */
x[0] = *mode_ptr;
strlcat( the_modes, x, sizeof( the_modes ));
}
if( *mode_ptr == '+' ) set = TRUE;
else set = FALSE;
}
continue;
}
/* Validate modes */
x[0] = '\0';
switch( *mode_ptr )
{
case 'i': /* Invisible */
case 's': /* Server messages */
x[0] = *mode_ptr;
break;
case 'a': /* Away */
if( Client_Type( Client ) == CLIENT_SERVER )
{
x[0] = 'a';
Client_SetAway( Client, DEFAULT_AWAY_MSG );
}
else ok = IRC_WriteStrClient( Origin, ERR_NOPRIVILEGES_MSG, Client_ID( Origin ));
break;
case 'o': /* IRC operator (only unsettable!) */
if(( ! set ) || ( Client_Type( Client ) == CLIENT_SERVER ))
{
Client_SetOperByMe( Target, FALSE );
x[0] = 'o';
}
else ok = IRC_WriteStrClient( Origin, ERR_NOPRIVILEGES_MSG, Client_ID( Origin ));
break;
case 'r': /* Restricted (only settable) */
if(( set ) || ( Client_Type( Client ) == CLIENT_SERVER )) x[0] = 'r';
else ok = IRC_WriteStrClient( Origin, ERR_RESTRICTED_MSG, Client_ID( Origin ));
break;
default:
Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\"!?", set ? '+' : '-', *mode_ptr, Client_ID( Origin ));
if( Client_Type( Client ) != CLIENT_SERVER ) ok = IRC_WriteStrClient( Origin, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Origin ), set ? '+' : '-', *mode_ptr );
x[0] = '\0';
goto client_exit;
}
if( ! ok ) break;
/* Is there a valid mode change? */
if( ! x[0] ) continue;
if( set )
{
/* Set mode */
if( Client_ModeAdd( Target, x[0] )) strlcat( the_modes, x, sizeof( the_modes ));
}
else
{
/* Unset mode */
if( Client_ModeDel( Target, x[0] )) strlcat( the_modes, x, sizeof( the_modes ));
}
}
client_exit:
/* Are there changed modes? */
if( the_modes[1] )
{
/* Remoce needless action modifier characters */
if(( the_modes[strlen( the_modes ) - 1] == '+' ) || ( the_modes[strlen( the_modes ) - 1] == '-' )) the_modes[strlen( the_modes ) - 1] = '\0';
if( Client_Type( Client ) == CLIENT_SERVER )
{
/* Forward modes to other servers */
IRC_WriteStrServersPrefix( Client, Origin, "MODE %s :%s", Client_ID( Target ), the_modes );
}
else
{
/* Send reply to client and inform other servers */
ok = IRC_WriteStrClientPrefix( Client, Origin, "MODE %s :%s", Client_ID( Target ), the_modes );
IRC_WriteStrServersPrefix( Client, Origin, "MODE %s :%s", Client_ID( Target ), the_modes );
}
Log( LOG_DEBUG, "User \"%s\": Mode change, now \"%s\".", Client_Mask( Target ), Client_Modes( Target ));
}
IRC_SetPenalty( Client, 1 );
return ok;
} /* Client_Mode */
LOCAL BOOLEAN
Channel_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CHANNEL *Channel )
{
/* Handle channel and channel-user modes */
CHAR the_modes[COMMAND_LEN], the_args[COMMAND_LEN], x[2], argadd[CLIENT_PASS_LEN], *mode_ptr;
BOOLEAN ok, set, modeok, skiponce;
INT mode_arg, arg_arg;
CLIENT *client;
LONG l;
/* Mode request: let's answer it :-) */
if( Req->argc == 1 )
{
/* Member or not? -- That's the question! */
if( ! Channel_IsMemberOf( Channel, Origin )) return IRC_WriteStrClient( Origin, RPL_CHANNELMODEIS_MSG, Client_ID( Origin ), Channel_Name( Channel ), Channel_Modes( Channel ));
/* The sender is a member: generate extended reply */
strlcpy( the_modes, Channel_Modes( Channel ), sizeof( the_modes ));
mode_ptr = the_modes;
strcpy( the_args, "" );
while( *mode_ptr )
{
switch( *mode_ptr )
{
case 'l':
snprintf( argadd, sizeof( argadd ), " %ld", Channel_MaxUsers( Channel ));
strlcat( the_args, argadd, sizeof( the_args ));
break;
case 'k':
strlcat( the_args, " ", sizeof( the_args ));
strlcat( the_args, Channel_Key( Channel ), sizeof( the_args ));
break;
}
mode_ptr++;
}
if( the_args[0] ) strlcat( the_modes, the_args, sizeof( the_modes ));
return IRC_WriteStrClient( Origin, RPL_CHANNELMODEIS_MSG, Client_ID( Origin ), Channel_Name( Channel ), the_modes );
}
/* Is the user allowed to change modes? */
if( Client_Type( Client ) == CLIENT_USER )
{
/* Is the originating user on that channel? */
if( ! Channel_IsMemberOf( Channel, Origin )) return IRC_WriteStrClient( Origin, ERR_NOTONCHANNEL_MSG, Client_ID( Origin ), Channel_Name( Channel ));
/* Is he channel operator? */
if( strchr( Channel_UserModes( Channel, Origin ), 'o' )) modeok = TRUE;
else modeok = FALSE;
if( Conf_OperCanMode )
{
/* auch IRC-Operatoren duerfen MODE verwenden */
if( Client_OperByMe( Origin )) modeok = TRUE;
}
}
else modeok = TRUE;
mode_arg = 1;
mode_ptr = Req->argv[mode_arg];
if( Req->argc > mode_arg + 1 ) arg_arg = mode_arg + 1;
else arg_arg = -1;
/* Initial state: set or unset modes? */
skiponce = FALSE;
if( *mode_ptr == '-' ) set = FALSE;
else if( *mode_ptr == '+' ) set = TRUE;
else set = skiponce = TRUE;
/* Prepare reply string */
if( set ) strcpy( the_modes, "+" );
else strcpy( the_modes, "-" );
strcpy( the_args, " " );
x[1] = '\0';
ok = CONNECTED;
while( mode_ptr )
{
if( ! skiponce ) mode_ptr++;
if( ! *mode_ptr )
{
/* Try next argument if there's any */
if( arg_arg > mode_arg ) mode_arg = arg_arg;
else mode_arg++;
if( mode_arg < Req->argc ) mode_ptr = Req->argv[mode_arg];
else break;
if( Req->argc > mode_arg + 1 ) arg_arg = mode_arg + 1;
else arg_arg = -1;
}
skiponce = FALSE;
switch( *mode_ptr )
{
case '+':
case '-':
if((( *mode_ptr == '+' ) && ( ! set )) || (( *mode_ptr == '-' ) && ( set )))
{
/* Action modifier ("+"/"-") must be changed ... */
if(( the_modes[strlen( the_modes ) - 1] == '+' ) || ( the_modes[strlen( the_modes ) - 1] == '-' ))
{
/* Adjust last action modifier in result */
the_modes[strlen( the_modes ) - 1] = *mode_ptr;
}
else
{
/* Append modifier character to result string */
x[0] = *mode_ptr;
strlcat( the_modes, x, sizeof( the_modes ));
}
if( *mode_ptr == '+' ) set = TRUE;
else set = FALSE;
}
continue;
}
/* Are there arguments left? */
if( arg_arg >= Req->argc ) arg_arg = -1;
/* Validate modes */
x[0] = '\0';
argadd[0] = '\0';
client = NULL;
switch( *mode_ptr )
{
/* --- Channel modes --- */
case 'i': /* Invite only */
case 'm': /* Moderated */
case 'n': /* Only members can write */
case 't': /* Topic locked */
if( modeok ) x[0] = *mode_ptr;
else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
break;
case 'k': /* Channel key */
if( ! set )
{
if( modeok ) x[0] = *mode_ptr;
else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
break;
}
if( arg_arg > mode_arg )
{
if( modeok )
{
Channel_ModeDel( Channel, 'k' );
Channel_SetKey( Channel, Req->argv[arg_arg] );
strlcpy( argadd, Channel_Key( Channel ), sizeof( argadd ));
x[0] = *mode_ptr;
}
else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
Req->argv[arg_arg][0] = '\0';
arg_arg++;
}
else ok = IRC_WriteStrClient( Origin, ERR_NEEDMOREPARAMS_MSG, Client_ID( Origin ), Req->command );
break;
case 'l': /* Member limit */
if( ! set )
{
if( modeok ) x[0] = *mode_ptr;
else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
break;
}
if( arg_arg > mode_arg )
{
if( modeok )
{
l = atol( Req->argv[arg_arg] );
if( l > 0 && l < 0xFFFF )
{
Channel_ModeDel( Channel, 'l' );
Channel_SetMaxUsers( Channel, l );
snprintf( argadd, sizeof( argadd ), "%ld", l );
x[0] = *mode_ptr;
}
}
else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
Req->argv[arg_arg][0] = '\0';
arg_arg++;
}
else ok = IRC_WriteStrClient( Origin, ERR_NEEDMOREPARAMS_MSG, Client_ID( Origin ), Req->command );
break;
case 'P': /* Persistent channel */
if( modeok )
{
if( set && ( ! Client_OperByMe( Client )))
{
/* Only IRC operators are allowed to set P mode */
ok = IRC_WriteStrClient( Origin, ERR_NOPRIVILEGES_MSG, Client_ID( Origin ));
}
else x[0] = 'P';
}
else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
break;
/* --- Channel user modes --- */
case 'o': /* Channel operator */
case 'v': /* Voice */
if( arg_arg > mode_arg )
{
if( modeok )
{
client = Client_Search( Req->argv[arg_arg] );
if( client ) x[0] = *mode_ptr;
else ok = IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[arg_arg] );
}
else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
Req->argv[arg_arg][0] = '\0';
arg_arg++;
}
else ok = IRC_WriteStrClient( Origin, ERR_NEEDMOREPARAMS_MSG, Client_ID( Origin ), Req->command );
break;
/* --- Channel lists --- */
case 'I': /* Invite lists */
if( arg_arg > mode_arg )
{
/* modify list */
if( modeok )
{
if( set ) Add_Invite( Origin, Client, Channel, Req->argv[arg_arg] );
else Del_Invite( Origin, Client, Channel, Req->argv[arg_arg] );
}
else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
Req->argv[arg_arg][0] = '\0';
arg_arg++;
}
else Lists_ShowInvites( Origin, Channel );
break;
case 'b': /* Ban lists */
if( arg_arg > mode_arg )
{
/* modify list */
if( modeok )
{
if( set ) Add_Ban( Origin, Client, Channel, Req->argv[arg_arg] );
else Del_Ban( Origin, Client, Channel, Req->argv[arg_arg] );
}
else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
Req->argv[arg_arg][0] = '\0';
arg_arg++;
}
else Lists_ShowBans( Origin, Channel );
break;
default:
Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\" on %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Origin ), Channel_Name( Channel ));
if( Client_Type( Client ) != CLIENT_SERVER ) ok = IRC_WriteStrClient( Origin, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Origin ), set ? '+' : '-', *mode_ptr );
x[0] = '\0';
goto chan_exit;
}
if( ! ok ) break;
/* Is there a valid mode change? */
if( ! x[0] ) continue;
/* Validate target client */
if( client && ( ! Channel_IsMemberOf( Channel, client )))
{
if( ! IRC_WriteStrClient( Origin, ERR_USERNOTINCHANNEL_MSG, Client_ID( Origin ), Client_ID( client ), Channel_Name( Channel ))) break;
continue;
}
if( set )
{
/* Set mode */
if( client )
{
/* Channel-User-Mode */
if( Channel_UserModeAdd( Channel, client, x[0] ))
{
strlcat( the_args, Client_ID( client ), sizeof( the_args ));
strlcat( the_args, " ", sizeof( the_args ));
strlcat( the_modes, x, sizeof( the_modes ));
Log( LOG_DEBUG, "User \"%s\": Mode change on %s, now \"%s\"", Client_Mask( client ), Channel_Name( Channel ), Channel_UserModes( Channel, client ));
}
}
else
{
/* Channel-Mode */
if( Channel_ModeAdd( Channel, x[0] ))
{
strlcat( the_modes, x, sizeof( the_modes ));
Log( LOG_DEBUG, "Channel %s: Mode change, now \"%s\".", Channel_Name( Channel ), Channel_Modes( Channel ));
}
}
}
else
{
/* Unset mode */
if( client )
{
/* Channel-User-Mode */
if( Channel_UserModeDel( Channel, client, x[0] ))
{
strlcat( the_args, Client_ID( client ), sizeof( the_args ));
strlcat( the_args, " ", sizeof( the_args ));
strlcat( the_modes, x, sizeof( the_modes ));
Log( LOG_DEBUG, "User \"%s\": Mode change on %s, now \"%s\"", Client_Mask( client ), Channel_Name( Channel ), Channel_UserModes( Channel, client ));
}
}
else
{
/* Channel-Mode */
if( Channel_ModeDel( Channel, x[0] ))
{
strlcat( the_modes, x, sizeof( the_modes ));
Log( LOG_DEBUG, "Channel %s: Mode change, now \"%s\".", Channel_Name( Channel ), Channel_Modes( Channel ));
}
}
}
/* Are there additional arguments to add? */
if( argadd[0] )
{
if( the_args[strlen( the_args ) - 1] != ' ' ) strlcat( the_args, " ", sizeof( the_args ));
strlcat( the_args, argadd, sizeof( the_args ));
}
}
chan_exit:
/* Are there changed modes? */
if( the_modes[1] )
{
/* Clean up mode string */
if(( the_modes[strlen( the_modes ) - 1] == '+' ) || ( the_modes[strlen( the_modes ) - 1] == '-' )) the_modes[strlen( the_modes ) - 1] = '\0';
/* Clean up argument string if there are none */
if( ! the_args[1] ) the_args[0] = '\0';
if( Client_Type( Client ) == CLIENT_SERVER )
{
/* Forward mode changes to channel users and other servers */
IRC_WriteStrServersPrefix( Client, Origin, "MODE %s %s%s", Channel_Name( Channel ), the_modes, the_args );
IRC_WriteStrChannelPrefix( Client, Channel, Origin, FALSE, "MODE %s %s%s", Channel_Name( Channel ), the_modes, the_args );
}
else
{
/* Send reply to client and inform other servers and channel users */
ok = IRC_WriteStrClientPrefix( Client, Origin, "MODE %s %s%s", Channel_Name( Channel ), the_modes, the_args );
IRC_WriteStrServersPrefix( Client, Origin, "MODE %s %s%s", Channel_Name( Channel ), the_modes, the_args );
IRC_WriteStrChannelPrefix( Client, Channel, Origin, FALSE, "MODE %s %s%s", Channel_Name( Channel ), the_modes, the_args );
}
}
IRC_SetPenalty( Client, 1 );
return CONNECTED;
} /* Channel_Mode */
GLOBAL BOOLEAN
IRC_AWAY( CLIENT *Client, REQUEST *Req )
{
assert( Client != NULL );
assert( Req != NULL );
/* Falsche Anzahl Parameter? */
if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
if(( Req->argc == 1 ) && (Req->argv[0][0] ))
{
/* AWAY setzen */
Client_SetAway( Client, Req->argv[0] );
Client_ModeAdd( Client, 'a' );
IRC_WriteStrServersPrefix( Client, Client, "MODE %s :+a", Client_ID( Client ));
return IRC_WriteStrClient( Client, RPL_NOWAWAY_MSG, Client_ID( Client ));
}
else
{
/* AWAY loeschen */
Client_ModeDel( Client, 'a' );
IRC_WriteStrServersPrefix( Client, Client, "MODE %s :-a", Client_ID( Client ));
return IRC_WriteStrClient( Client, RPL_UNAWAY_MSG, Client_ID( Client ));
}
} /* IRC_AWAY */
LOCAL BOOLEAN
Add_Invite( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
{
CHAR *mask;
BOOLEAN already;
assert( Client != NULL );
assert( Channel != NULL );
assert( Pattern != NULL );
mask = Lists_MakeMask( Pattern );
already = Lists_IsInviteEntry( mask, Channel );
if( ! Lists_AddInvited( mask, Channel, FALSE )) return CONNECTED;
if(( Client_Type( Prefix ) == CLIENT_SERVER ) && ( already == TRUE )) return CONNECTED;
return Send_ListChange( "+I", Prefix, Client, Channel, mask );
} /* Add_Invite */
LOCAL BOOLEAN
Add_Ban( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
{
CHAR *mask;
BOOLEAN already;
assert( Client != NULL );
assert( Channel != NULL );
assert( Pattern != NULL );
mask = Lists_MakeMask( Pattern );
already = Lists_IsBanEntry( mask, Channel );
if( ! Lists_AddBanned( mask, Channel )) return CONNECTED;
if(( Client_Type( Prefix ) == CLIENT_SERVER ) && ( already == TRUE )) return CONNECTED;
return Send_ListChange( "+b", Prefix, Client, Channel, mask );
} /* Add_Ban */
LOCAL BOOLEAN
Del_Invite( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
{
CHAR *mask;
assert( Client != NULL );
assert( Channel != NULL );
assert( Pattern != NULL );
mask = Lists_MakeMask( Pattern );
Lists_DelInvited( mask, Channel );
return Send_ListChange( "-I", Prefix, Client, Channel, mask );
} /* Del_Invite */
LOCAL BOOLEAN
Del_Ban( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
{
CHAR *mask;
assert( Client != NULL );
assert( Channel != NULL );
assert( Pattern != NULL );
mask = Lists_MakeMask( Pattern );
Lists_DelBanned( mask, Channel );
return Send_ListChange( "-b", Prefix, Client, Channel, mask );
} /* Del_Ban */
LOCAL BOOLEAN
Send_ListChange( CHAR *Mode, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Mask )
{
/* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
BOOLEAN ok;
if( Client_Type( Client ) == CLIENT_USER )
{
/* Bestaetigung an Client */
ok = IRC_WriteStrClientPrefix( Client, Prefix, "MODE %s %s %s", Channel_Name( Channel ), Mode, Mask );
}
else ok = TRUE;
/* an andere Server */
IRC_WriteStrServersPrefix( Client, Prefix, "MODE %s %s %s", Channel_Name( Channel ), Mode, Mask );
/* und lokale User im Channel */
IRC_WriteStrChannelPrefix( Client, Channel, Prefix, FALSE, "MODE %s %s %s", Channel_Name( Channel ), Mode, Mask );
return ok;
} /* Send_ListChange */
/* -eof- */
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