| c732d49e |
*
* Contact for licensing options: <licensing-mcpttclient(at)mcopenplatform(dot)com>
*
* This file is part of MCOP MCPTT Client
*
* This 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.
*
* This 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 this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "tinymcptt/packet/tmcptt_mcptt_packet.h"
#include "tinymcptt/packet/tmcptt_mcptt_packet_ack.h"
#include "tsk_memory.h"
#include "tsk_debug.h"
#include "tnet_endianness.h"
static tsk_object_t* tmcptt_mcptt_packet_ack_ctor(tsk_object_t * self, va_list * app)
{
tmcptt_mcptt_packet_ack_t *ack_pkt = (tmcptt_mcptt_packet_ack_t *)self;
if(ack_pkt){
ack_pkt->source = tsk_null;
ack_pkt->message_type = tsk_null;
ack_pkt->track_info = tsk_null;
}
return self;
}
static tsk_object_t* tmcptt_mcptt_packet_ack_dtor(tsk_object_t * self)
{
tmcptt_mcptt_packet_ack_t *ack_pkt = (tmcptt_mcptt_packet_ack_t *)self;
if(ack_pkt){
}
return self;
}
static const tsk_object_def_t tmcptt_mcptt_packet_ack_def_s =
{
sizeof(tmcptt_mcptt_packet_ack_t),
tmcptt_mcptt_packet_ack_ctor,
tmcptt_mcptt_packet_ack_dtor,
tsk_null,
};
const tsk_object_def_t *tmcptt_mcptt_packet_ack_def_t = &tmcptt_mcptt_packet_ack_def_s;
tmcptt_mcptt_packet_ack_t* tmcptt_mcptt_packet_ack_create_null()
{
tmcptt_mcptt_packet_ack_t* ack_pkt;
ack_pkt = (tmcptt_mcptt_packet_ack_t*)tsk_object_new(tmcptt_mcptt_packet_ack_def_t);
return ack_pkt;
}
tmcptt_mcptt_packet_ack_t* tmcptt_mcptt_packet_ack_create(uint16_t source, uint8_t message_type)
{
tmcptt_mcptt_packet_ack_t* ack_pkt = tsk_null;
if (source != FLR_SOURCE_PARTICIPANT &&
source != FLR_SOURCE_PARTICIPATING &&
source != FLR_SOURCE_CONTROLLING &&
source != FLR_SOURCE_NON_CONTROLLING)
{
TSK_DEBUG_INFO("Invalid source parameter");
return tsk_null;
}
ack_pkt = (tmcptt_mcptt_packet_ack_t*)tsk_object_new(tmcptt_mcptt_packet_ack_def_t);
if(ack_pkt)
{
ack_pkt->source = tmcptt_mcptt_packet_specific_binary_16_create_null();
ack_pkt->source->f_id = FID_SOURCE;
ack_pkt->source->f_length = 2;
ack_pkt->source->f_value = source;
ack_pkt->message_type = tmcptt_mcptt_packet_specific_binary_create_null();
ack_pkt->message_type->f_id = FID_MESSAGE_TYPE;
ack_pkt->message_type->f_length = 2;
ack_pkt->message_type->f_h_value = message_type;
ack_pkt->message_type->f_l_value = 0;
ack_pkt->track_info = tsk_null;
}
return ack_pkt;
}
tmcptt_mcptt_packet_ack_t* tmcptt_mcptt_packet_ack_deserialize(const void* data, tsk_size_t _size)
{
tmcptt_mcptt_packet_ack_t* ack_pkt = tsk_null;
const uint8_t* pdata = (const uint8_t*)data;
const uint8_t* field_data = tsk_null;
int32_t size = (int32_t)_size;
tsk_size_t field_size = 0;
if (pdata == tsk_null) {
TSK_DEBUG_ERROR("Incorrect packet data");
goto bail;
}
if(!(ack_pkt = tmcptt_mcptt_packet_ack_create_null())){
TSK_DEBUG_ERROR("Failed to create object");
goto bail;
}
while (pdata != tsk_null && size > 0) {
switch (pdata[0]) {
case FID_SOURCE_OLD:
TSK_DEBUG_WARN("Use version 13.0 of Floor control specific fields");
case FID_SOURCE:
if (size < TMCPTT_MCPTT_PACKET_SPECIFIC_BINARY_16_MIN_SIZE) {
TSK_DEBUG_ERROR("Incorrect field size");
return tsk_null;
}
ack_pkt->source = tmcptt_mcptt_packet_specific_binary_16_deserialize(pdata[0], pdata, size);
if (ack_pkt->source == tsk_null) {
TSK_DEBUG_ERROR("Error deserializing field");
return tsk_null;
}
field_size = tmcptt_mcptt_packet_specific_binary_16_get_size(ack_pkt->source);
break;
case FID_MESSAGE_TYPE_OLD:
TSK_DEBUG_WARN("Use version 13.0 of Floor control specific fields");
case FID_MESSAGE_TYPE:
if (size < TMCPTT_MCPTT_PACKET_SPECIFIC_BINARY_MIN_SIZE) {
TSK_DEBUG_ERROR("Incorrect field size");
return tsk_null;
}
ack_pkt->message_type = tmcptt_mcptt_packet_specific_binary_deserialize(pdata[0], pdata, size);
if (ack_pkt->message_type == tsk_null) {
TSK_DEBUG_ERROR("Error deserializing field");
return tsk_null;
}
field_size = tmcptt_mcptt_packet_specific_binary_get_size(ack_pkt->message_type);
break;
case FID_TRACK_INFO_OLD:
TSK_DEBUG_WARN("Use version 13.0 of Floor control specific fields");
case FID_TRACK_INFO:
if (size < TMCPTT_MCPTT_PACKET_SPECIFIC_BINARY_TXT_REF_MIN_SIZE) {
TSK_DEBUG_ERROR("Incorrect field size");
return tsk_null;
}
ack_pkt->track_info = tmcptt_mcptt_packet_specific_binary_txt_ref_deserialize(pdata[0], pdata, size);
if (ack_pkt->track_info == tsk_null) {
TSK_DEBUG_ERROR("Error deserializing field");
return tsk_null;
}
field_size = tmcptt_mcptt_packet_specific_binary_txt_ref_get_size(ack_pkt->track_info);
break;
default:
TSK_DEBUG_ERROR("Field not supported");
return tsk_null;
}
pdata += field_size;
size -= field_size;
}
bail:
return ack_pkt;
}
int tmcptt_mcptt_packet_ack_serialize_to(const tmcptt_mcptt_packet_ack_t* self, void* data, tsk_size_t size)
{
int ret = 0;
uint8_t* pdata = (uint8_t*)data;
tsk_size_t field_size = 0;
if(!self || !data || size < tmcptt_mcptt_packet_ack_get_size(self)){
return -1;
}
if (self->source != tsk_null) {
tmcptt_mcptt_packet_specific_binary_16_serialize_to(self->source, pdata, size);
field_size = tmcptt_mcptt_packet_specific_binary_16_get_size(self->source);
pdata += field_size;
size -= field_size;
}
if (self->message_type != tsk_null) {
tmcptt_mcptt_packet_specific_binary_serialize_to(self->message_type, pdata, size);
field_size = tmcptt_mcptt_packet_specific_binary_get_size(self->message_type);
pdata += field_size;
size -= field_size;
}
if (self->track_info != tsk_null) {
tmcptt_mcptt_packet_specific_binary_txt_ref_serialize_to(self->track_info, pdata, size);
field_size = tmcptt_mcptt_packet_specific_binary_txt_ref_get_size(self->track_info);
pdata += field_size;
size -= field_size;
}
return ret;
}
tsk_size_t tmcptt_mcptt_packet_ack_get_size(const tmcptt_mcptt_packet_ack_t* self)
{
tsk_size_t size = 0;
if(!self){
TSK_DEBUG_ERROR("Invalid parameter");
return 0;
}
if (self->source != tsk_null)
size += tmcptt_mcptt_packet_specific_binary_16_get_size(self->source);
if (self->message_type != tsk_null)
size += tmcptt_mcptt_packet_specific_binary_get_size(self->message_type);
if (self->track_info != tsk_null)
size += tmcptt_mcptt_packet_specific_binary_txt_ref_get_size(self->track_info);
return size;
} |