| 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.
*
*/
#include "tinyrtp/rtcp/trtp_rtcp_report_bye.h"
#include "tinyrtp/rtcp/trtp_rtcp_header.h"
#include "tnet_endianness.h"
#include "tsk_memory.h"
#include "tsk_debug.h"
#define TRTP_RTCP_PACKET_BYE_MIN_SIZE (TRTP_RTCP_HEADER_SIZE + 0/* could have zero ssrc */)
static tsk_object_t* trtp_rtcp_report_bye_ctor(tsk_object_t * self, va_list * app)
{
trtp_rtcp_report_bye_t *bye = self;
if(bye){
bye->packets = tsk_list_create();
}
return self;
}
static tsk_object_t* trtp_rtcp_report_bye_dtor(tsk_object_t * self)
{
trtp_rtcp_report_bye_t *bye = self;
if(bye){
// deinit self
TSK_OBJECT_SAFE_FREE(bye->packets);
TSK_FREE(bye->ssrc_list);
// deinit base
trtp_rtcp_packet_deinit(TRTP_RTCP_PACKET(bye));
}
return self;
}
static const tsk_object_def_t trtp_rtcp_report_bye_def_s =
{
sizeof(trtp_rtcp_report_bye_t),
trtp_rtcp_report_bye_ctor,
trtp_rtcp_report_bye_dtor,
tsk_null,
};
const tsk_object_def_t *trtp_rtcp_report_bye_def_t = &trtp_rtcp_report_bye_def_s;
trtp_rtcp_report_bye_t* trtp_rtcp_report_bye_create_null()
{
trtp_rtcp_report_bye_t* bye;
if((bye = (trtp_rtcp_report_bye_t*)tsk_object_new(trtp_rtcp_report_bye_def_t))){
trtp_rtcp_packet_init(TRTP_RTCP_PACKET(bye), TRTP_RTCP_HEADER_VERSION_DEFAULT, 0, 0, trtp_rtcp_packet_type_bye, TRTP_RTCP_HEADER_SIZE);
}
return bye;
}
trtp_rtcp_report_bye_t* trtp_rtcp_report_bye_create(struct trtp_rtcp_header_s* header)
{
trtp_rtcp_report_bye_t* bye;
if((bye = (trtp_rtcp_report_bye_t*)tsk_object_new(trtp_rtcp_report_bye_def_t))){
TRTP_RTCP_PACKET(bye)->header = tsk_object_ref(header);
}
return bye;
}
trtp_rtcp_report_bye_t* trtp_rtcp_report_bye_create_2(uint32_t ssrc)
{
#if HAVE_CRT //Debug memory
uint32_t* ssrc_list = malloc(sizeof(uint32_t));
#else
uint32_t* ssrc_list = tsk_malloc(sizeof(uint32_t));
#endif //HAVE_CRT
if(ssrc_list){
trtp_rtcp_report_bye_t* bye;
if((bye = (trtp_rtcp_report_bye_t*)tsk_object_new(trtp_rtcp_report_bye_def_t))){
trtp_rtcp_packet_init(TRTP_RTCP_PACKET(bye), TRTP_RTCP_HEADER_VERSION_DEFAULT, 0, 0, trtp_rtcp_packet_type_bye, (TRTP_RTCP_HEADER_SIZE + 4));
TRTP_RTCP_PACKET(bye)->header->rc = 1;
*ssrc_list = ssrc, bye->ssrc_list = ssrc_list, ssrc_list = tsk_null;
}
TSK_FREE(ssrc_list);
return bye;
}
return tsk_null;
}
trtp_rtcp_report_bye_t* trtp_rtcp_report_bye_deserialize(const void* data, tsk_size_t _size)
{
trtp_rtcp_report_bye_t* bye = tsk_null;
trtp_rtcp_header_t* header = tsk_null;
const uint8_t* pdata = (const uint8_t*)data;
int32_t size = (int32_t)_size;
if(!data || size < TRTP_RTCP_PACKET_BYE_MIN_SIZE){
TSK_DEBUG_ERROR("Invalid parameter");
return tsk_null;
}
if(!(header = trtp_rtcp_header_deserialize(pdata, size))){
TSK_DEBUG_ERROR("Failed to deserialize the header");
goto bail;
}
if(header->length_in_bytes < TRTP_RTCP_PACKET_BYE_MIN_SIZE){
TSK_DEBUG_ERROR("Too short");
goto bail;
}
if(!(bye = trtp_rtcp_report_bye_create(header))){
TSK_DEBUG_ERROR("Failed to create object");
goto bail;
}
pdata += (TRTP_RTCP_HEADER_SIZE);
size -= (TRTP_RTCP_HEADER_SIZE);
// SSRCs
if(header->rc > 0){
tsk_size_t i;
if((int32_t)(header->rc * sizeof(uint32_t)) > size){
TSK_DEBUG_ERROR("Too short");
goto bail;
}
#if HAVE_CRT //Debug memory
if(!(bye->ssrc_list = calloc(header->rc, sizeof(uint32_t)))){
#else
if(!(bye->ssrc_list = tsk_calloc(header->rc, sizeof(uint32_t)))){
#endif //HAVE_CRT
goto bail;
}
for(i = 0; i < header->rc; ++i){
bye->ssrc_list[i] = tnet_ntohl_2(&pdata[0]);
pdata += sizeof(uint32_t);
size -= sizeof(uint32_t);
}
}
// Other Packets
while(size > TRTP_RTCP_HEADER_SIZE){
trtp_rtcp_packet_t* packet;
if((packet = trtp_rtcp_packet_deserialize(pdata, size))){
if((size -= packet->header->length_in_bytes) > 0){
pdata += packet->header->length_in_bytes;
}
tsk_list_push_back_data(bye->packets, (void**)&packet);
continue;
}
break;
}
bail:
TSK_OBJECT_SAFE_FREE(header);
return bye;
}
int trtp_rtcp_report_bye_serialize_to(const trtp_rtcp_report_bye_t* self, void* data, tsk_size_t size)
{
int ret;
tsk_size_t i;
uint8_t* pdata = (uint8_t*)data;
const tsk_list_item_t* item;
if(!self || !data || size < trtp_rtcp_report_bye_get_size(self)){
return -1;
}
if((ret = trtp_rtcp_header_serialize_to(TRTP_RTCP_PACKET(self)->header, pdata, size))){
TSK_DEBUG_ERROR("Failed to serialize the header");
return ret;
}
pdata += (TRTP_RTCP_HEADER_SIZE);
size -= (TRTP_RTCP_HEADER_SIZE);
for(i = 0; i < TRTP_RTCP_PACKET(self)->header->rc; ++i){
pdata[0] = self->ssrc_list[i] >> 24;
pdata[1] = (self->ssrc_list[i] >> 16) & 0xFF;
pdata[2] = (self->ssrc_list[i] >> 8) & 0xFF;
pdata[3] = (self->ssrc_list[i] & 0xFF);
pdata += 4;
size -= 4;
}
tsk_list_foreach(item, self->packets){
if(!item->data){
continue;
}
if((ret = trtp_rtcp_packet_serialize_to(TRTP_RTCP_PACKET(item->data), pdata, size))){
TSK_DEBUG_ERROR("Failed to serialize packet");
goto bail;
}
pdata += TRTP_RTCP_PACKET(item->data)->header->length_in_bytes;
size -= TRTP_RTCP_PACKET(item->data)->header->length_in_bytes;
}
bail:
return ret;
}
tsk_size_t trtp_rtcp_report_bye_get_size(const trtp_rtcp_report_bye_t* self)
{
tsk_size_t size;
const tsk_list_item_t* item;
if(!self || !TRTP_RTCP_PACKET(self)->header){
TSK_DEBUG_ERROR("Invalid parameter");
return 0;
}
size = TRTP_RTCP_PACKET(self)->header->length_in_bytes;
tsk_list_foreach(item, self->packets){
if(item->data && TRTP_RTCP_PACKET(item->data)->header){
size += TRTP_RTCP_PACKET(item->data)->header->length_in_bytes;
}
}
return size;
} |