- 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
- {
- /* 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';
- 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 ));
- 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 ));
- 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 ));
- arg_arg++;
+ switch (*mode_ptr) {
+ /* --- Channel modes --- */
+ case 'i': /* Invite only */
+ case 'm': /* Moderated */
+ case 'n': /* Only members can write */
+ case 's': /* Secret channel */
+ case 't': /* Topic locked */
+ case 'z': /* Secure connections only */
+ if (modeok)
+ x[0] = *mode_ptr;
+ else
+ connected = 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
+ connected = 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 {
+ connected = IRC_WriteStrClient(Origin,
+ ERR_CHANOPRIVSNEEDED_MSG,
+ Client_ID(Origin),
+ Channel_Name(Channel));
+ }
+ Req->argv[arg_arg][0] = '\0';
+ arg_arg++;
+ } else {
+ connected = IRC_WriteStrClient(Origin,
+ ERR_NEEDMOREPARAMS_MSG,
+ Client_ID(Origin), Req->command);
+ goto chan_exit;
+ }
+ break;
+ case 'l': /* Member limit */
+ if (!set) {
+ if (modeok)
+ x[0] = *mode_ptr;
+ else
+ connected = 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;