#include "portab.h"
-static char UNUSED id[] = "$Id: irc-mode.c,v 1.51 2008/02/16 11:27:49 fw Exp $";
-
#include "imp.h"
#include <assert.h>
#include <stdio.h>
static bool Client_Mode PARAMS(( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CLIENT *Target ));
static bool Channel_Mode PARAMS(( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CHANNEL *Channel ));
-static bool Add_Invite PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, char *Pattern ));
-static bool Add_Ban PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, char *Pattern ));
-
-static bool Del_Invite PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, char *Pattern ));
-static bool Del_Ban PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, char *Pattern ));
+static bool Add_Ban_Invite PARAMS((int what, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, const char *Pattern));
+static bool Del_Ban_Invite PARAMS((int what, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, const char *Pattern));
-static bool Send_ListChange PARAMS(( char *Mode, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, char *Mask ));
+static bool Send_ListChange PARAMS(( char *Mode, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, const char *Mask ));
GLOBAL bool
} /* Client_Mode */
+static bool
+Channel_Mode_Answer_Request(CLIENT *Origin, CHANNEL *Channel)
+{
+ char the_modes[COMMAND_LEN], the_args[COMMAND_LEN], argadd[CLIENT_PASS_LEN];
+ const char *mode_ptr;
+
+ /* 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;
+ the_args[0] = '\0';
+
+ while(*mode_ptr) {
+ switch(*mode_ptr) {
+ case 'l':
+ snprintf(argadd, sizeof(argadd), " %lu", 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);
+}
+
+
static bool
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;
- bool ok, set, modeok = false, skiponce, use_servermode = false;
+ bool ok, set, modeok = true, skiponce, use_servermode = false;
int mode_arg, arg_arg;
CLIENT *client;
long l;
size_t len;
/* 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;
- the_args[0] = '\0';
- while( *mode_ptr )
- {
- switch( *mode_ptr )
- {
- case 'l':
- snprintf( argadd, sizeof( argadd ), " %lu", 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 );
- }
+ if (Req->argc <= 1)
+ return Channel_Mode_Answer_Request(Origin, Channel);
/* Is the user allowed to change modes? */
- if( Client_Type( Client ) == CLIENT_USER )
- {
+ 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 if( Conf_OperCanMode )
- {
+ if (!Channel_IsMemberOf(Channel, Origin))
+ return IRC_WriteStrClient(Origin, ERR_NOTONCHANNEL_MSG,
+ Client_ID(Origin), Channel_Name(Channel));
+ modeok = false;
+ /* channel operator? */
+ if (strchr(Channel_UserModes(Channel, Origin), 'o'))
+ modeok = true;
+ else if(Conf_OperCanMode) {
/* IRC-Operators can use MODE as well */
- if( Client_OperByMe( Origin )) {
+ if (Client_OperByMe(Origin)) {
modeok = true;
- if ( Conf_OperServerMode ) use_servermode = true; /* Change Origin to Server */
+ if (Conf_OperServerMode)
+ use_servermode = true; /* Change Origin to Server */
}
}
}
- 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;
+ 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;
+ switch (*mode_ptr) {
+ case '-': set = false; break;
+ case '+': set = true; break;
+ default:
+ set = true;
+ skiponce = true;
+ }
/* Prepare reply string */
- if( set ) strcpy( the_modes, "+" );
- else strcpy( the_modes, "-" );
+ strcpy(the_modes, set ? "+" : "-");
the_args[0] = '\0';
x[1] = '\0';
ok = CONNECTED;
- while( mode_ptr )
- {
- if( ! skiponce ) mode_ptr++;
- if( ! *mode_ptr )
- {
+ 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;
+ if (arg_arg > mode_arg)
+ mode_arg = arg_arg;
+ else
+ mode_arg++;
+
+ if (mode_arg >= Req->argc)
+ break;
+ mode_ptr = Req->argv[mode_arg];
+
+ 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 ... */
- len = strlen( the_modes ) - 1;
- if(( the_modes[len] == '+' ) || ( the_modes[len] == '-' ))
- {
- /* Adjust last action modifier in result */
- the_modes[len] = *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;
+ switch (*mode_ptr) {
+ case '+':
+ case '-':
+ if (((*mode_ptr == '+') && !set) || ((*mode_ptr == '-') && set)) {
+ /* Action modifier ("+"/"-") must be changed ... */
+ len = strlen( the_modes ) - 1;
+ if ((the_modes[len] == '+') || (the_modes[len] == '-')) {
+ /* Adjust last action modifier in result */
+ the_modes[len] = *mode_ptr;
+ } else {
+ /* Append modifier character to result string */
+ x[0] = *mode_ptr;
+ strlcat(the_modes, x, sizeof(the_modes));
}
- continue;
+ set = *mode_ptr == '+';
+ }
+ continue;
}
/* Are there arguments left? */
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 Channel_ShowInvites( Origin, Channel );
- break;
-
case 'b': /* Ban lists */
- if( arg_arg > mode_arg )
- {
+ 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] );
+ if (modeok) {
+ if (set)
+ Add_Ban_Invite(*mode_ptr, Origin, Client, Channel, Req->argv[arg_arg]);
+ else
+ Del_Ban_Invite(*mode_ptr, Origin, Client, Channel, Req->argv[arg_arg]);
+ } else {
+ ok = IRC_WriteStrClient(Origin, ERR_CHANOPRIVSNEEDED_MSG,
+ Client_ID(Origin), Channel_Name(Channel));
}
- else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
Req->argv[arg_arg][0] = '\0';
arg_arg++;
+ } else {
+ if (*mode_ptr == 'I')
+ Channel_ShowInvites(Origin, Channel);
+ else
+ Channel_ShowBans(Origin, Channel);
}
- else Channel_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 );
chan_exit:
/* Are there changed modes? */
- if( the_modes[1] )
- {
+ if (the_modes[1]) {
/* Clean up mode string */
- len = strlen( the_modes ) - 1;
- if(( the_modes[len] == '+' ) || ( the_modes[len] == '-' )) the_modes[len] = '\0';
+ len = strlen(the_modes) - 1;
+ if ((the_modes[len] == '+') || (the_modes[len] == '-'))
+ the_modes[len] = '\0';
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
+ 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
- {
- if ( use_servermode ) Origin = Client_ThisServer();
-
+ 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 {
+ if (use_servermode)
+ Origin = Client_ThisServer();
/* 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 );
static bool
-Add_Invite( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, char *Pattern )
-{
- char *mask;
- bool already;
-
- assert( Client != NULL );
- assert( Channel != NULL );
- assert( Pattern != NULL );
-
- mask = Lists_MakeMask( Pattern );
-
- already = Lists_CheckDupeMask(Channel_GetListInvites(Channel), mask );
- if (!already) {
- if( ! Channel_AddInvite(Channel, mask, false ))
- return CONNECTED;
- }
- if ( already && ( Client_Type( Prefix ) == CLIENT_SERVER ))
- return CONNECTED;
-
- return Send_ListChange( "+I", Prefix, Client, Channel, mask );
-} /* Add_Invite */
-
-
-static bool
-Add_Ban( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, char *Pattern )
+Add_Ban_Invite(int what, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, const char *Pattern)
{
- char *mask;
+ const char *mask;
bool already;
+ bool ret;
assert( Client != NULL );
assert( Channel != NULL );
assert( Pattern != NULL );
+ assert(what == 'I' || what == 'b');
- mask = Lists_MakeMask( Pattern );
+ mask = Lists_MakeMask(Pattern);
- already = Lists_CheckDupeMask(Channel_GetListBans(Channel), mask );
+ already = Lists_CheckDupeMask(Channel_GetListInvites(Channel), mask);
if (!already) {
- if( ! Channel_AddBan(Channel, mask))
+ if (what == 'I')
+ ret = Channel_AddInvite(Channel, mask, false);
+ else
+ ret = Channel_AddBan(Channel, mask);
+ if (!ret)
return CONNECTED;
}
- if ( already && ( Client_Type( Prefix ) == CLIENT_SERVER ))
+ if (already && (Client_Type(Prefix) == CLIENT_SERVER))
return CONNECTED;
- return Send_ListChange( "+b", Prefix, Client, Channel, mask );
-} /* Add_Ban */
+ if (what == 'I')
+ return Send_ListChange("+I", Prefix, Client, Channel, mask);
+ return Send_ListChange("+b", Prefix, Client, Channel, mask);
+}
static bool
-Del_Invite( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, char *Pattern )
+Del_Ban_Invite(int what, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, const char *Pattern)
{
- char *mask;
+ const char *mask;
+ struct list_head *list;
assert( Client != NULL );
assert( Channel != NULL );
assert( Pattern != NULL );
+ assert(what == 'I' || what == 'b');
mask = Lists_MakeMask( Pattern );
- Lists_Del(Channel_GetListInvites(Channel), mask);
- return Send_ListChange( "-I", Prefix, Client, Channel, mask );
-} /* Del_Invite */
-
-static bool
-Del_Ban( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, char *Pattern )
-{
- char *mask;
-
- assert( Client != NULL );
- assert( Channel != NULL );
- assert( Pattern != NULL );
+ if (what == 'I')
+ list = Channel_GetListInvites(Channel);
+ else
+ list = Channel_GetListBans(Channel);
- mask = Lists_MakeMask( Pattern );
- Lists_Del(Channel_GetListBans(Channel), mask);
+ Lists_Del(list, mask);
+ if (what == 'I')
+ return Send_ListChange( "-I", Prefix, Client, Channel, mask );
return Send_ListChange( "-b", Prefix, Client, Channel, mask );
-} /* Del_Ban */
+}
static bool
-Send_ListChange( char *Mode, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, char *Mask )
+Send_ListChange( char *Mode, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, const char *Mask )
{
/* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */