| c732d49e |
* Contact for licensing options: <licensing-mcpttclient(at)mcopenplatform(dot)com>
*
* The original file was part of Open Source Doubango Framework
* Copyright (C) 2010-2011 Mamadou Diop.
* Copyright (C) 2012 Doubango Telecom <http://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_dhcp6_duid.c
* @brief DHCPv6 (RFC 3315) DHCP Unique Identifier (DUID) as defined in subclause 9.
*
* @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
*
*/
#include "tnet_dhcp6_duid.h"
#include "../tnet_types.h"
#include "../tnet_endianness.h"
int tnet_dhcp6_duid_llt_serialize(const tnet_dhcp6_duid_llt_t* self, tsk_buffer_t *output);
int tnet_dhcp6_duid_en_serialize(const tnet_dhcp6_duid_en_t* self, tsk_buffer_t *output);
int tnet_dhcp6_duid_ll_serialize(const tnet_dhcp6_duid_ll_t* self, tsk_buffer_t *output);
tnet_dhcp6_duid_llt_t* tnet_dhcp6_duid_llt_create(const void* payload, tsk_size_t payload_size)
{
return tsk_object_new(tnet_dhcp6_duid_llt_def_t, payload, payload_size);
}
tnet_dhcp6_duid_en_t* tnet_dhcp6_duid_en_create(const void* payload, tsk_size_t payload_size)
{
return tsk_object_new(tnet_dhcp6_duid_en_def_t, payload, payload_size);
}
tnet_dhcp6_duid_ll_t* tnet_dhcp6_duid_ll_create(const void* payload, tsk_size_t payload_size)
{
return tsk_object_new(tnet_dhcp6_duid_ll_def_t, payload, payload_size);
}
int tnet_dhcp6_duid_init(tnet_dhcp6_duid_t *self, tnet_dhcp6_duid_type_t type)
{
if(self){
if(!self->initialized){
self->type = type;
self->initialized = tsk_true;
return 0;
}
return -2;
}
return -1;
}
int tnet_dhcp6_duid_deinit(tnet_dhcp6_duid_t *self)
{
if(self){
if(self->initialized){
self->initialized = tsk_true;
return 0;
}
return -2;
}
return -1;
}
tnet_dhcp6_duid_t* tnet_dhcp6_duid_deserialize(const void* data, tsk_size_t size)
{
tnet_dhcp6_duid_t *duid = 0;
uint8_t* dataPtr = ((uint8_t*)data);
//uint8_t* dataEnd = (dataPtr+size);
tnet_dhcp6_duid_type_t type;
//uint8_t len = 0;
/* Check validity */
if(!dataPtr || size<2/*Type*/){
goto bail;
}
type = (tnet_dhcp6_duid_type_t) tnet_ntohs_2(dataPtr);
dataPtr += 2;
bail:
return duid;
}
int tnet_dhcp6_duid_serialize(const tnet_dhcp6_duid_t* self, tsk_buffer_t *output)
{
int ret = -1;
if(!self || !output){
return ret;
}
switch(self->type){
case dhcp6_duid_linklayer_plus_time:
{
ret = tnet_dhcp6_duid_llt_serialize(TNET_DHCP6_DUID_LLT(self), output);
break;
}
case dhcp6_duid_Vendor_assigned_id:
{
ret = tnet_dhcp6_duid_en_serialize(TNET_DHCP6_DUID_EN(self), output);
break;
}
case dhcp6_duid_linklayer:
{
ret = tnet_dhcp6_duid_ll_serialize(TNET_DHCP6_DUID_LL(self), output);
break;
}
default:
{
ret = -2;
goto bail;
}
}
bail:
return ret;
}
/*=======================================================================================
* RFC 3315 - 9.2. DUID Based on Link-layer Address Plus Time [DUID-LLT]
*=======================================================================================*/
int tnet_dhcp6_duid_llt_serialize(const tnet_dhcp6_duid_llt_t* self, tsk_buffer_t *output)
{
return -1;
}
//
// [[DHCPv6 DUID-LLT]] object definition
//
static tsk_object_t* tnet_dhcp6_duid_llt_ctor(tsk_object_t * self, va_list * app)
{
tnet_dhcp6_duid_llt_t *duid = self;
if(duid){
const void* payload = va_arg(*app, const void*);
tsk_size_t payload_size = va_arg(*app, tsk_size_t);
/* init base */
tnet_dhcp6_duid_init(TNET_DHCP6_DUID(duid), dhcp6_duid_linklayer_plus_time);
if(payload && payload_size){
/* DESERIALIZATION */
}
}
return self;
}
static tsk_object_t* tnet_dhcp6_duid_llt_dtor(tsk_object_t * self)
{
tnet_dhcp6_duid_llt_t *duid = self;
if(duid){
/* deinit base */
tnet_dhcp6_duid_deinit(TNET_DHCP6_DUID(duid));
TSK_OBJECT_SAFE_FREE(duid->address);
}
return self;
}
static const tsk_object_def_t tnet_dhcp6_duid_llt_def_s =
{
sizeof(tnet_dhcp6_duid_llt_t),
tnet_dhcp6_duid_llt_ctor,
tnet_dhcp6_duid_llt_dtor,
tsk_null,
};
const tsk_object_def_t *tnet_dhcp6_duid_llt_def_t = &tnet_dhcp6_duid_llt_def_s;
/*=======================================================================================
* RFC 3315 - 9.3. DUID Assigned by Vendor Based on Enterprise Number [DUID-EN]
*=======================================================================================*/
int tnet_dhcp6_duid_en_serialize(const tnet_dhcp6_duid_en_t* self, tsk_buffer_t *output)
{
return -1;
}
//
// [[DHCPv6 DUID-EN]] object definition
//
static tsk_object_t* tnet_dhcp6_duid_en_ctor(tsk_object_t * self, va_list * app)
{
tnet_dhcp6_duid_en_t *duid = self;
if(duid){
const void* payload = va_arg(*app, const void*);
tsk_size_t payload_size = va_arg(*app, tsk_size_t);
/* init base */
tnet_dhcp6_duid_init(TNET_DHCP6_DUID(duid), dhcp6_duid_Vendor_assigned_id);
if(payload && payload_size){
/* DESERIALIZATION */
}
}
return self;
}
static tsk_object_t* tnet_dhcp6_duid_en_dtor(tsk_object_t * self)
{
tnet_dhcp6_duid_en_t *duid = self;
if(duid){
/* deinit base */
tnet_dhcp6_duid_deinit(TNET_DHCP6_DUID(duid));
TSK_OBJECT_SAFE_FREE(duid->indentifier);
}
return self;
}
static const tsk_object_def_t tnet_dhcp6_duid_en_def_s =
{
sizeof(tnet_dhcp6_duid_en_t),
tnet_dhcp6_duid_en_ctor,
tnet_dhcp6_duid_en_dtor,
tsk_null,
};
const tsk_object_def_t *tnet_dhcp6_duid_en_def_t = &tnet_dhcp6_duid_en_def_s;
/*=======================================================================================
* RFC 3315 - 9.4. DUID Based on Link-layer Address [DUID-LL]
*=======================================================================================*/
int tnet_dhcp6_duid_ll_serialize(const tnet_dhcp6_duid_ll_t* self, tsk_buffer_t *output)
{
return -1;
}
//
// [[DHCPv6 DUID-LL]] object definition
//
static tsk_object_t* tnet_dhcp6_duid_ll_ctor(tsk_object_t * self, va_list * app)
{
tnet_dhcp6_duid_ll_t *duid = self;
if(duid){
const void* payload = va_arg(*app, const void*);
tsk_size_t payload_size = va_arg(*app, tsk_size_t);
/* init base */
tnet_dhcp6_duid_init(TNET_DHCP6_DUID(duid), dhcp6_duid_linklayer);
if(payload && payload_size){
/* DESERIALIZATION */
}
}
return self;
}
static tsk_object_t* tnet_dhcp6_duid_ll_dtor(tsk_object_t * self)
{
tnet_dhcp6_duid_ll_t *duid = self;
if(duid){
/* deinit base */
tnet_dhcp6_duid_deinit(TNET_DHCP6_DUID(duid));
TSK_OBJECT_SAFE_FREE(duid->address);
}
return self;
}
static const tsk_object_def_t tnet_dhcp6_duid_ll_def_s =
{
sizeof(tnet_dhcp6_duid_ll_t),
tnet_dhcp6_duid_ll_ctor,
tnet_dhcp6_duid_ll_dtor,
tsk_null,
};
const tsk_object_def_t *tnet_dhcp6_duid_ll_def_t = &tnet_dhcp6_duid_ll_def_s; |