d7dc7ae6c1
found using llvm static analyzer
108 lines
2.3 KiB
C
108 lines
2.3 KiB
C
/*
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* charybdis: A slightly useful ircd.
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* extban.c: extended ban types ($type:data)
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*
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* Copyright (C) 2006 charybdis development team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*
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* $Id: extban.c 1389 2006-05-20 19:19:00Z nenolod $
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*/
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#include "stdinc.h"
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#include "channel.h"
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#include "client.h"
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#include "common.h"
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ExtbanFunc extban_table[256] = { NULL };
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int
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match_extban(const char *banstr, struct Client *client_p, struct Channel *chptr, long mode_type)
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{
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const char *p;
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int invert = 0, result = EXTBAN_INVALID;
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ExtbanFunc f;
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if (*banstr != '$')
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return 0;
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p = banstr + 1;
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if (*p == '~')
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{
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invert = 1;
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p++;
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}
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f = extban_table[(unsigned char) ToLower(*p)];
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if (*p != '\0')
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{
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p++;
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if (*p == ':')
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p++;
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else
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p = NULL;
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}
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if (f != NULL)
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result = f(p, client_p, chptr, mode_type);
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else
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result = EXTBAN_INVALID;
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if (invert)
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return result == EXTBAN_NOMATCH;
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else
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return result == EXTBAN_MATCH;
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}
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int
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valid_extban(const char *banstr, struct Client *client_p, struct Channel *chptr, long mode_type)
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{
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const char *p;
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int result = EXTBAN_INVALID;
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ExtbanFunc f;
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if (*banstr != '$')
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return 0;
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p = banstr + 1;
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if (*p == '~')
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p++;
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f = extban_table[(unsigned char) ToLower(*p)];
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if (*p != '\0')
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{
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p++;
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if (*p == ':')
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p++;
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else
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p = NULL;
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}
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if (f != NULL)
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result = f(p, client_p, chptr, mode_type);
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else
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result = EXTBAN_INVALID;
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return result != EXTBAN_INVALID;
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}
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const char *
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get_extban_string(void)
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{
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static char e[256];
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int i, j;
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j = 0;
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for (i = 1; i < 256; i++)
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if (i == ToLower(i) && extban_table[i])
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e[j++] = i;
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e[j] = 0;
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return e;
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}
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