include/blacklist.h

   1 /*
   2  *  charybdis: A slightly useful ircd.
   3  *  blacklist.h: Manages DNS blacklist entries and lookups
   4  *
   5  *  Copyright (C) 2006 charybdis development team
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
  20  *  USA
  21  *
  22  */
  23
  24 #ifndef _BLACKLIST_H_
  25 #define _BLACKLIST_H_
  26
  27 /* A configured DNSBL */
  28 struct Blacklist {
  29         unsigned int status;    /* If CONF_ILLEGAL, delete when no clients */
  30         int refcount;
  31         char host[IRCD_RES_HOSTLEN + 1];
  32         char reject_reason[IRCD_BUFSIZE];
  33         unsigned int hits;
  34         time_t lastwarning;
  35 };
  36
  37 /* A lookup in progress for a particular DNSBL for a particular client */
  38 struct BlacklistClient {
  39         struct Blacklist *blacklist;
  40         struct Client *client_p;
  41         struct DNSQuery dns_query;
  42         rb_dlink_node node;
  43 };
  44
  45 /* public interfaces */
  46 struct Blacklist *new_blacklist(char *host, char *reject_entry);
  47 void lookup_blacklists(struct Client *client_p);
  48 void abort_blacklist_queries(struct Client *client_p);
  49 void unref_blacklist(struct Blacklist *blptr);
  50 void destroy_blacklists(void);
  51
  52 extern rb_dlink_list blacklist_list;
  53
  54 #endif