92 lines
2.3 KiB
C
92 lines
2.3 KiB
C
/*
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* Copyright (C) 2009-2010 Mamadou Diop.
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*
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* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
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*
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* This file is part of Open Source Doubango Framework.
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*
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* DOUBANGO is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* DOUBANGO is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with DOUBANGO.
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*
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*/
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/**@file tnet_dns_opt.c
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* @brief DNS OPT pseudo-RR (RFC 2671).
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*
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* @author Mamadou Diop <diopmamadou(at)doubango.org>
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*
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* @date Created: Sat Nov 8 16:54:58 2009 mdiop
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*/
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#include "tnet_dns_opt.h"
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/** Creates new DNS OPT Resource Record.
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*/
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tnet_dns_opt_t* tnet_dns_opt_create(tsk_size_t payload_size)
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{
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return tsk_object_new(tnet_dns_opt_def_t, payload_size);
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}
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//=================================================================================================
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// [[DNS OPT]] object definition
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//
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static tsk_object_t* tnet_dns_opt_ctor(tsk_object_t * self, va_list * app)
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{
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tnet_dns_opt_t *rr_opt = self;
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if(rr_opt){
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uint16_t payload_size = (uint16_t)va_arg(*app, tsk_size_t);
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/* init base */
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tnet_dns_rr_init(TNET_DNS_RR(rr_opt), qtype_opt, qclass_any);
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/*
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NAME domain name empty (root domain)
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TYPE u_int16_t OPT
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CLASS u_int16_t sender's UDP payload size
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TTL u_int32_t extended RCODE and flags
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RDLEN u_int16_t describes RDATA
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RDATA octet stream {attribute,value} pairs
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*/
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TNET_DNS_RR(rr_opt)->qclass = payload_size;
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}
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return self;
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}
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static tsk_object_t* tnet_dns_opt_dtor(tsk_object_t * self)
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{
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tnet_dns_opt_t *rr_opt = self;
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if(rr_opt){
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/* deinit base */
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tnet_dns_rr_deinit(TNET_DNS_RR(rr_opt));
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}
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return self;
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}
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static const tsk_object_def_t tnet_dns_opt_def_s =
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{
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sizeof(tnet_dns_opt_t),
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tnet_dns_opt_ctor,
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tnet_dns_opt_dtor,
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tsk_null,
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};
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const tsk_object_def_t *tnet_dns_opt_def_t = &tnet_dns_opt_def_s;
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