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/*
* charybdis: A slightly useful ircd.
* extban.c: extended ban types ($type:data)
*
* Copyright (C) 2006 charybdis development team
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
* $Id: extban.c 1389 2006-05-20 19:19:00Z nenolod $
*/
#include "stdinc.h"
#include "channel.h"
#include "client.h"
#include "common.h"
ExtbanFunc extban_table[256] = { NULL };
int
match_extban(const char *banstr, struct Client *client_p, struct Channel *chptr, long mode_type)
{
const char *p;
int invert = 0, result = EXTBAN_INVALID;
ExtbanFunc f;
if (*banstr != '$')
return 0;
p = banstr + 1;
if (*p == '~')
{
invert = 1;
p++;
}
f = extban_table[(unsigned char) ToLower(*p)];
if (*p != '\0')
{
p++;
if (*p == ':')
p++;
else
p = NULL;
}
if (f != NULL)
result = f(p, client_p, chptr, mode_type);
else
result = EXTBAN_INVALID;
if (invert)
return result == EXTBAN_NOMATCH;
else
return result == EXTBAN_MATCH;
}
int
valid_extban(const char *banstr, struct Client *client_p, struct Channel *chptr, long mode_type)
{
const char *p;
int result = EXTBAN_INVALID;
ExtbanFunc f;
if (*banstr != '$')
return 0;
p = banstr + 1;
if (*p == '~')
p++;
f = extban_table[(unsigned char) ToLower(*p)];
if (*p != '\0')
{
p++;
if (*p == ':')
p++;
else
p = NULL;
}
if (f != NULL)
result = f(p, client_p, chptr, mode_type);
else
result = EXTBAN_INVALID;
return result != EXTBAN_INVALID;
}
const char *
get_extban_string(void)
{
static char e[256];
int i, j;
j = 0;
for (i = 1; i < 256; i++)
if (i == ToLower(i) && extban_table[i])
e[j++] = i;
e[j] = 0;
return e;
}
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