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author | bossiel <bossiel@yahoo.fr> | 2011-08-10 22:59:15 +0000 |
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committer | bossiel <bossiel@yahoo.fr> | 2011-08-10 22:59:15 +0000 |
commit | 1ebf5a5fcda0c9154e22ed02404fd46525a7fd9f (patch) | |
tree | 4b6214a7142ab1035cb0e47444e88af38e712421 /tinyNET/src/dns/tnet_dns_naptr.c | |
download | doubango-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.c | 146 |
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 new file mode 100644 index 0000000..4152734 --- /dev/null +++ b/tinyNET/src/dns/tnet_dns_naptr.c @@ -0,0 +1,146 @@ +/* +* 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; |