include/res.h

   1 /*
   2  *  ircd-ratbox: A slightly useful ircd.
   3  *  res.h: A header with the DNS functions.
   4  *
   5  *  Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
   6  *  Copyright (C) 1996-2002 Hybrid Development Team
   7  *  Copyright (C) 2002-2004 ircd-ratbox development team
   8  *
   9  *  This program is free software; you can redistribute it and/or modify
  10  *  it under the terms of the GNU General Public License as published by
  11  *  the Free Software Foundation; either version 2 of the License, or
  12  *  (at your option) any later version.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program; if not, write to the Free Software
  21  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
  22  *  USA
  23  *
  24  *  $Id: res.h 22395 2006-05-07 10:23:50Z leeh $
  25  */
  26
  27 #ifndef _RES_H_INCLUDED
  28 #define _RES_H_INCLUDED 1
  29
  30 #include "config.h"
  31 #include "ircd_defs.h"
  32 #include "adns.h"
  33
  34 struct DNSQuery
  35 {
  36         void *ptr;
  37         adns_query query;
  38         adns_answer answer;
  39         void (*callback) (void *vptr, adns_answer * reply);
  40 };
  41
  42 void init_resolver(void);
  43 void restart_resolver(void);
  44 void timeout_adns(void *);
  45 void dns_writeable(int fd, void *ptr);
  46 void dns_readable(int fd, void *ptr);
  47 void dns_do_callbacks(void);
  48 void dns_select(void);
  49 int adns_gethost(const char *name, int aftype, struct DNSQuery *req);
  50 int adns_getaddr(struct sockaddr *addr, int aftype, struct DNSQuery *req);
  51 void delete_adns_queries(struct DNSQuery *q);
  52 void report_adns_servers(struct Client *);
  53 #endif