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authorbossiel <bossiel@yahoo.fr>2011-08-10 22:59:15 +0000
committerbossiel <bossiel@yahoo.fr>2011-08-10 22:59:15 +0000
commit1ebf5a5fcda0c9154e22ed02404fd46525a7fd9f (patch)
tree4b6214a7142ab1035cb0e47444e88af38e712421 /tinyNET/src/dns/tnet_dns_naptr.c
downloaddoubango-1.0.zip
doubango-1.0.tar.gz
Move deprecated v1.0 from trunk to branches1.0
Diffstat (limited to 'tinyNET/src/dns/tnet_dns_naptr.c')
-rw-r--r--tinyNET/src/dns/tnet_dns_naptr.c146
1 files changed, 146 insertions, 0 deletions
diff --git a/tinyNET/src/dns/tnet_dns_naptr.c b/tinyNET/src/dns/tnet_dns_naptr.c
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+++ b/tinyNET/src/dns/tnet_dns_naptr.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_naptr.c
+ * @brief DNS Naming Authority Pointer - RR - (RFC 3403).
+ *
+ * @author Mamadou Diop <diopmamadou(at)doubango.org>
+ *
+ * @date Created: Sat Nov 8 16:54:58 2009 mdiop
+ */
+#include "tnet_dns_naptr.h"
+
+
+#include "../tnet_types.h"
+#include "./tnet_endianness.h"
+
+#include "tsk_memory.h"
+#include "tsk_string.h"
+
+/** Creates new DNS NAPTR Resource Record.
+*/
+tnet_dns_naptr_t* tnet_dns_naptr_create(const char* name, tnet_dns_qclass_t qclass, uint32_t ttl, uint16_t rdlength, const void* data, tsk_size_t offset)
+{
+ return tsk_object_new(tnet_dns_naptr_def_t, name, qclass, ttl, rdlength, data, offset);
+}
+
+
+
+//=================================================================================================
+// [[DNS NAPTR]] object definition
+//
+static tsk_object_t* tnet_dns_naptr_ctor(tsk_object_t * self, va_list * app)
+{
+ tnet_dns_naptr_t *naptr = self;
+ if(naptr){
+ const char* name = va_arg(*app, const char*);
+ tnet_dns_qclass_t qclass = va_arg(*app, tnet_dns_qclass_t);
+ uint32_t ttl = va_arg(*app, uint32_t);
+#if defined(__GNUC__)
+ uint16_t rdlength = (uint16_t)va_arg(*app, unsigned);
+#else
+ uint16_t rdlength = va_arg(*app, uint16_t);
+#endif
+ const void* data = va_arg(*app, const void*);
+ tsk_size_t offset = va_arg(*app, tsk_size_t);
+
+ /* init base */
+ tnet_dns_rr_init(TNET_DNS_RR(naptr), qtype_naptr, qclass);
+ TNET_DNS_RR(naptr)->name = tsk_strdup(name);
+ TNET_DNS_RR(naptr)->rdlength = rdlength;
+ TNET_DNS_RR(naptr)->ttl = ttl;
+
+ if(rdlength){
+ // ==> DESERIALIZATION
+ /* ORDER */
+ naptr->order = tnet_ntohs_2(((uint8_t*)data) + offset);
+ offset += 2;
+ /* PREFERENCE */
+ naptr->preference = tnet_ntohs_2(((uint8_t*)data) + offset);
+ offset += 2;
+ /* FLAGS */
+ tnet_dns_rr_charstring_deserialize(data, &(naptr->flags), &offset);
+ /* SERVICES */
+ tnet_dns_rr_charstring_deserialize(data, &(naptr->services), &offset);
+ /* REGEXP */
+ tnet_dns_rr_charstring_deserialize(data, &(naptr->regexp), &offset);
+ /* REPLACEMENT */
+ tnet_dns_rr_qname_deserialize(data, &(naptr->replacement), &offset);
+ }
+ }
+ return self;
+}
+
+static tsk_object_t* tnet_dns_naptr_dtor(tsk_object_t * self)
+{
+ tnet_dns_naptr_t *naptr = self;
+ if(naptr){
+ /* deinit base */
+ tnet_dns_rr_deinit(TNET_DNS_RR(naptr));
+
+ TSK_FREE(naptr->flags);
+ TSK_FREE(naptr->services);
+ TSK_FREE(naptr->regexp);
+ TSK_FREE(naptr->replacement);
+ }
+ return self;
+}
+
+static int tnet_dns_naptr_cmp(const tsk_object_t *obj1, const tsk_object_t *obj2)
+{
+ const tnet_dns_rr_t* rr1 = obj1;
+ const tnet_dns_rr_t* rr2 = obj2;
+
+ if(rr1 && rr2 && (rr1->qtype==qtype_naptr) && (rr2->qtype==qtype_naptr)){
+ const tnet_dns_naptr_t* naptr1 = (tnet_dns_naptr_t*)rr1;
+ const tnet_dns_naptr_t* naptr2 = (tnet_dns_naptr_t*)rr2;
+
+ /* Compare orders. */
+ if(naptr1->order < naptr2->order){ /* Lowest order is tried first. */
+ return 1;
+ }
+ else if(naptr1->order > naptr2->order){
+ return -1;
+ }
+
+ /* Compare preference */
+ if(naptr1->order < naptr2->order){ /* Lowest preference is tried first. */
+ return 1;
+ }
+ else if(naptr1->order > naptr2->order){
+ return -1;
+ }
+
+ return 0;
+ }
+ else{
+ return -1;
+ }
+}
+
+static const tsk_object_def_t tnet_dns_naptr_def_s =
+{
+ sizeof(tnet_dns_naptr_t),
+ tnet_dns_naptr_ctor,
+ tnet_dns_naptr_dtor,
+ tnet_dns_naptr_cmp,
+};
+const tsk_object_def_t *tnet_dns_naptr_def_t = &tnet_dns_naptr_def_s;
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