#include "portab.h"
-static char UNUSED id[] = "$Id: irc-mode.c,v 1.21 2002/12/15 16:29:18 alex Exp $";
+static char UNUSED id[] = "$Id: irc-mode.c,v 1.25 2002/12/26 16:48:14 alex Exp $";
#include "imp.h"
#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
#include <string.h>
#include "conn.h"
else
{
/* Append modifier character to result string */
- x[0] = *mode_ptr; strcat( the_modes, x );
+ 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';
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* MODE request was received from a server:
- * therefore don't validate but trust it! */
- x[0] = *mode_ptr;
- }
- else
+ switch( *mode_ptr )
{
- /* Validate modes */
- switch( *mode_ptr )
- {
- case 'i':
- /* Invisible */
- x[0] = 'i';
- break;
- case 'o':
- /* IRC operator (only unsetable!) */
- if( ! set )
- {
- Client_SetOperByMe( Target, FALSE );
- x[0] = 'o';
- }
- else ok = IRC_WriteStrClient( Origin, ERR_NOPRIVILEGES_MSG, Client_ID( Origin ));
- break;
- case 'r':
- /* Restricted (only setable) */
- if( set ) x[0] = 'r';
- else ok = IRC_WriteStrClient( Origin, ERR_RESTRICTED_MSG, Client_ID( Origin ));
- break;
- case 's':
- /* Server messages */
- x[0] = 's';
- break;
- default:
- Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\"!?", set ? '+' : '-', *mode_ptr, Client_ID( Origin ));
- ok = IRC_WriteStrClient( Origin, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Origin ), set ? '+' : '-', *mode_ptr );
- x[0] = '\0';
- }
+ case 'a':
+ /* Away */
+ if( Client_Type( Client ) == CLIENT_SERVER ) x[0] = 'a';
+ else ok = IRC_WriteStrClient( Origin, ERR_NOPRIVILEGES_MSG, Client_ID( Origin ));
+ break;
+ case 'i':
+ /* Invisible */
+ x[0] = 'i';
+ break;
+ case 'o':
+ /* IRC operator (only unsetable!) */
+ 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 setable) */
+ if(( set ) || ( Client_Type( Client ) == CLIENT_SERVER )) x[0] = 'r';
+ else ok = IRC_WriteStrClient( Origin, ERR_RESTRICTED_MSG, Client_ID( Origin ));
+ break;
+ case 's':
+ /* Server messages */
+ x[0] = 's';
+ 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;
if( set )
{
/* Set mode */
- if( Client_ModeAdd( Target, x[0] )) strcat( the_modes, x );
+ if( Client_ModeAdd( Target, x[0] )) strlcat( the_modes, x, sizeof( the_modes ));
}
else
{
/* Unset mode */
- if( Client_ModeDel( Target, x[0] )) strcat( the_modes, x );
+ if( Client_ModeDel( Target, x[0] )) strlcat( the_modes, x, sizeof( the_modes ));
}
}
-
+client_exit:
+
/* Are there changed modes? */
if( the_modes[1] )
{
{
/* Handle channel and channel-user modes */
- CHAR the_modes[COMMAND_LEN], the_args[COMMAND_LEN], x[2], *mode_ptr;
+ 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 ) return IRC_WriteStrClient( Origin, RPL_CHANNELMODEIS_MSG, Client_ID( Origin ), Channel_Name( Channel ), Channel_Modes( Channel ));
else
{
/* Append modifier character to result string */
- x[0] = *mode_ptr; strcat( the_modes, x );
+ x[0] = *mode_ptr;
+ strlcat( the_modes, x, sizeof( the_modes ));
}
if( *mode_ptr == '+' ) set = TRUE;
else set = FALSE;
/* Are there arguments left? */
if( arg_arg >= Req->argc ) arg_arg = -1;
+ /* Validate modes */
x[0] = '\0';
+ argadd[0] = '\0';
client = NULL;
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* MODE request was received from a server:
- * therefore don't validate but trust it! */
- x[0] = *mode_ptr;
- }
- else
+ switch( *mode_ptr )
{
- /* Validate modes */
- switch( *mode_ptr )
- {
- /* Channel modes */
- case 'i':
- /* Invite-Only */
- if( modeok ) x[0] = 'i';
- else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
- break;
- case 'm':
- /* Moderated */
- if( modeok ) x[0] = 'm';
- else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
- break;
- case 'n':
- /* kein Schreiben in den Channel von aussen */
- if( modeok ) x[0] = 'n';
+ /* Channel modes */
+ case 'i':
+ /* Invite-Only */
+ if( modeok ) x[0] = 'i';
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ break;
+ case 'm':
+ /* Moderated */
+ if( modeok ) x[0] = 'm';
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ break;
+ case 'n':
+ /* kein Schreiben in den Channel von aussen */
+ if( modeok ) x[0] = 'n';
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ break;
+ case 't':
+ /* Topic Lock */
+ if( modeok ) x[0] = 't';
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ 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 ));
- break;
- case 't':
- /* Topic Lock */
- if( modeok ) x[0] = 't';
+ Req->argv[arg_arg][0] = '\0';
+ arg_arg++;
+ }
+ else ok = IRC_WriteStrClient( Origin, ERR_NEEDMOREPARAMS_MSG, Client_ID( Origin ), Req->command );
+ 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;
- case 'P':
- /* Persistent channel */
+ }
+ if( arg_arg > mode_arg )
+ {
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';
+ Channel_ModeDel( Channel, 'k' );
+ Channel_SetKey( Channel, Req->argv[arg_arg] );
+ strcpy( argadd, Channel_Key( Channel ));
+ 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;
-
- /* Channel user modes */
- case 'o':
- /* Channel operator */
- case 'v':
- /* Voice */
- if( arg_arg > mode_arg )
+ }
+ if( arg_arg > mode_arg )
+ {
+ if( modeok )
{
- if( modeok )
+ l = atol( Req->argv[arg_arg] );
+ if( l > 0 && l < 0xFFFF )
{
- 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] );
+ Channel_ModeDel( Channel, 'l' );
+ Channel_SetMaxUsers( Channel, l );
+ sprintf( 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;
+ 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 )
+ /* Channel lists */
+ case 'I':
+ /* Invite lists */
+ if( arg_arg > mode_arg )
+ {
+ /* modify list */
+ if( modeok )
{
- /* 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++;
+ if( set ) Add_Invite( Origin, Client, Channel, Req->argv[arg_arg] );
+ else Del_Invite( Origin, Client, Channel, Req->argv[arg_arg] );
}
- else Lists_ShowInvites( Origin, Channel );
- break;
- case 'b':
- /* Ban lists */
- if( arg_arg > mode_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 )
{
- /* 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++;
+ if( set ) Add_Ban( Origin, Client, Channel, Req->argv[arg_arg] );
+ else Del_Ban( Origin, Client, Channel, Req->argv[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 ));
- ok = IRC_WriteStrClient( Origin, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Origin ), set ? '+' : '-', *mode_ptr );
- x[0] = '\0';
- }
+ 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;
/* Channel-User-Mode */
if( Channel_UserModeAdd( Channel, client, x[0] ))
{
- strcat( the_args, Client_ID( client ));
- strcat( the_args, " " ); strcat( the_modes, x );
+ 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 ));
}
}
/* Channel-Mode */
if( Channel_ModeAdd( Channel, x[0] ))
{
- strcat( the_modes, x );
+ strlcat( the_modes, x, sizeof( the_modes ));
Log( LOG_DEBUG, "Channel %s: Mode change, now \"%s\".", Channel_Name( Channel ), Channel_Modes( Channel ));
}
}
/* Channel-User-Mode */
if( Channel_UserModeDel( Channel, client, x[0] ))
{
- strcat( the_args, Client_ID( client ));
- strcat( the_args, " " ); strcat( the_modes, x );
+ 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 ));
}
}
/* Channel-Mode */
if( Channel_ModeDel( Channel, x[0] ))
{
- strcat( the_modes, x );
+ 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] )