u-boot for Mediatek MT623x baseband processor
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uboot-mt623x/net/dns.h

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/*
* (C) Masami Komiya <mkomiya@sonare.it> 2005
* Copyright 2009, Robin Getz <rgetz@blackfin.uclinux.org>
*
* 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, or (at
* your option) any later version.
*/
#ifndef __DNS_H__
#define __DNS_H__
#define DNS_SERVICE_PORT 53
#define DNS_TIMEOUT 10000UL
/* http://en.wikipedia.org/wiki/List_of_DNS_record_types */
enum dns_query_type {
DNS_A_RECORD = 0x01,
DNS_CNAME_RECORD = 0x05,
DNS_MX_RECORD = 0x0f,
};
/*
* DNS network packet
*/
struct header {
uint16_t tid; /* Transaction ID */
uint16_t flags; /* Flags */
uint16_t nqueries; /* Questions */
uint16_t nanswers; /* Answers */
uint16_t nauth; /* Authority PRs */
uint16_t nother; /* Other PRs */
unsigned char data[1]; /* Data, variable length */
};
extern void DnsStart(void); /* Begin DNS */
#endif