/*

    mtr  --  a network diagnostic tool

    Copyright (C) 1997,1998  Matt Kimball

    This program is free software; you can redistribute it and/or modify

    it under the terms of the GNU General Public License version 2 as 

    published by the Free Software Foundation.

    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., 675 Mass Ave, Cambridge, MA 02139, USA.

*/

#include <config.h>

#include <netinet/in.h>

#include <resolv.h>

/*  Prototypes for dns.c  */

extern void dns_open(

    struct mtr_ctl *ctl);

extern int dns_waitfd(

    void);

extern void dns_ack(

    struct mtr_ctl *ctl);

#ifdef ENABLE_IPV6

extern int dns_waitfd6(

    void);

extern void dns_ack6(

    void);

#endif

extern char *dns_lookup(

    struct mtr_ctl *ctl,

    ip_t * address);

extern char *dns_lookup2(

    struct mtr_ctl *ctl,

    ip_t * address);

extern struct hostent *dns_forward(

    const char *name);

extern char *strlongip(

    struct mtr_ctl *ctl,

    ip_t * ip);

extern void addr2ip6arpa(

    ip_t * ip,

    char *buf);

extern struct hostent *addr2host(

    const char *addr,

    int type);