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-rw-r--r--tinyNET/src/dns/tnet_dns_opt.c91
1 files changed, 91 insertions, 0 deletions
diff --git a/tinyNET/src/dns/tnet_dns_opt.c b/tinyNET/src/dns/tnet_dns_opt.c
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+/*
+* Copyright (C) 2009-2010 Mamadou Diop.
+*
+* Contact: Mamadou Diop <diopmamadou(at)doubango.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_opt.c
+ * @brief DNS OPT pseudo-RR (RFC 2671).
+ *
+ * @author Mamadou Diop <diopmamadou(at)doubango.org>
+ *
+ * @date Created: Sat Nov 8 16:54:58 2009 mdiop
+ */
+#include "tnet_dns_opt.h"
+
+
+
+/** Creates new DNS OPT Resource Record.
+*/
+tnet_dns_opt_t* tnet_dns_opt_create(tsk_size_t payload_size)
+{
+ return tsk_object_new(tnet_dns_opt_def_t, payload_size);
+}
+
+
+
+
+
+
+
+
+
+//=================================================================================================
+// [[DNS OPT]] object definition
+//
+static tsk_object_t* tnet_dns_opt_ctor(tsk_object_t * self, va_list * app)
+{
+ tnet_dns_opt_t *rr_opt = self;
+ if(rr_opt){
+ uint16_t payload_size = (uint16_t)va_arg(*app, tsk_size_t);
+
+ /* init base */
+ tnet_dns_rr_init(TNET_DNS_RR(rr_opt), qtype_opt, qclass_any);
+
+ /*
+ NAME domain name empty (root domain)
+ TYPE u_int16_t OPT
+ CLASS u_int16_t sender's UDP payload size
+ TTL u_int32_t extended RCODE and flags
+ RDLEN u_int16_t describes RDATA
+ RDATA octet stream {attribute,value} pairs
+
+ */
+ TNET_DNS_RR(rr_opt)->qclass = payload_size;
+ }
+ return self;
+}
+
+static tsk_object_t* tnet_dns_opt_dtor(tsk_object_t * self)
+{
+ tnet_dns_opt_t *rr_opt = self;
+ if(rr_opt){
+ /* deinit base */
+ tnet_dns_rr_deinit(TNET_DNS_RR(rr_opt));
+ }
+ return self;
+}
+
+static const tsk_object_def_t tnet_dns_opt_def_s =
+{
+ sizeof(tnet_dns_opt_t),
+ tnet_dns_opt_ctor,
+ tnet_dns_opt_dtor,
+ tsk_null,
+};
+const tsk_object_def_t *tnet_dns_opt_def_t = &tnet_dns_opt_def_s;
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