dns.h

/* -*- mode: c; c-basic-offset: 2 -*- */
/*
 * Copyright (C) 2007-2012 David Bird (Coova Technologies) <support@coova.com>
 *
 * 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, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef _DNS_H
#define _DNS_H

#include "system.h"

#define DNS_DEFAULT_MODE 0
#define DNS_MDNS_MODE 1

int
dns_getname(uint8_t **pktp, size_t *left,
	    char *name, size_t namesz, size_t *nameln);

ssize_t
dns_fullname(char *data, size_t dlen,
	     uint8_t *res, size_t reslen,
	     uint8_t *opkt, size_t olen,
	     int lvl);

int
dns_copy_res(struct dhcp_conn_t *conn, int q,
	     uint8_t **pktp, size_t *left,
	     uint8_t *opkt, size_t olen,
	     uint8_t *question, size_t qsize,
	     int isReq, int *qmatch, int *modified, int mode);

#endif