text: ﻿/*
  * Copyright (C) 2010-2011 Mamadou Diop.
  *
  * Contact: Mamadou Diop <diopmamadou(at)doubango[dot]org>
  *
  * This file is part of Open Source Doubango Framework.
  *
  * DOUBANGO 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 3 of the License, or
  * (at your option) any later version.
  *
  * DOUBANGO 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 DOUBANGO.
  *
  */
  /**@file tnet_dns_mx.h
   * @brief DNS Mail eXchange record - RR - (RFC 1035).
   *
   * @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
   *
  
   */
  #ifndef TNET_DNS_RR_MX_H
  #define TNET_DNS_RR_MX_H
  
  #include "tinynet_config.h"
  
  #include "tnet_dns_rr.h"
  
  
  TNET_BEGIN_DECLS
  
  
  /** DNS MX Resource Record
  */
  typedef struct tnet_dns_mx_s {
      TNET_DECLARE_DNS_RR;
  
      /* RFC 1035 - 3.3.9. MX RDATA format
      +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
      |                  PREFERENCE                   |
      +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
      /                   EXCHANGE                    /
      /                                               /
      +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
      */
      uint16_t preference;
      char* exchange;
  }
  tnet_dns_mx_t;
  
  tnet_dns_mx_t* tnet_dns_mx_create(const char* name, tnet_dns_qclass_t qclass, uint32_t ttl, uint16_t rdlength, const void* data, tsk_size_t offset);
  
  TINYNET_GEXTERN const tsk_object_def_t *tnet_dns_mx_def_t;
  
  TNET_END_DECLS
  
  #endif /* TNET_DNS_RR_MX_H */
  
  