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/*
* Copyright (C) 2010-2011 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.
*
*/
#include "MediaContent.h"
MediaContent::MediaContent(tmedia_content_t* pContent)
: m_pData(tsk_null)
{
m_pContent = (tmedia_content_t*)tsk_object_ref(pContent);
}
MediaContent::~MediaContent()
{
TSK_OBJECT_SAFE_FREE(m_pContent);
TSK_OBJECT_SAFE_FREE(m_pData);
}
const char* MediaContent::getType()
{
if(m_pContent) {
return m_pContent->type;
}
return tsk_null;
}
unsigned MediaContent::getDataLength()
{
if(!m_pContent) {
TSK_DEBUG_ERROR("Invalid internal object");
return 0;
}
if(!m_pData) {
m_pData = tmedia_content_get_data(m_pContent);
}
return (m_pData ? m_pData->size : 0);
}
unsigned MediaContent::getData(void* pOutput, unsigned nMaxsize)
{
unsigned nRetsize = 0;
if(!m_pContent) {
TSK_DEBUG_ERROR("Invalid internal object");
return 0;
}
if(!m_pData) {
m_pData = tmedia_content_get_data(m_pContent);
}
if(pOutput && nMaxsize && m_pData) {
nRetsize = (m_pData->size > nMaxsize) ? nMaxsize : m_pData->size;
memcpy(pOutput, m_pData->data, nRetsize);
}
return nRetsize;
}
MediaContent* MediaContent::parse(const void* pData, unsigned nSize, const char* pType)
{
MediaContent* pMediaContent = tsk_null;
tmedia_content_t* pContent = tmedia_content_parse(pData, (tsk_size_t)nSize, pType);
if(pContent) {
if(TMEDIA_CONTENT_IS_CPIM(pContent)) {
pMediaContent = new MediaContentCPIM(pContent);
}
else if(TMEDIA_CONTENT_IS_DUMMY(pContent)) {
// Todo
}
TSK_OBJECT_SAFE_FREE(pContent);
}
return pMediaContent;
}
MediaContentCPIM* MediaContent::parse(const void* pData, unsigned nSize)
{
MediaContent* pMediaContent;
if((pMediaContent = MediaContent::parse(pData, nSize, TMEDIA_CONTENT_CPIM_TYPE))) {
return dyn_cast<MediaContentCPIM*>(pMediaContent);
}
return tsk_null;
}
/* ============ message/CPIM ================= */
MediaContentCPIM::MediaContentCPIM(tmedia_content_t* pContent)
: MediaContent(pContent)
{
}
MediaContentCPIM::~MediaContentCPIM()
{
}
unsigned MediaContentCPIM::getPayloadLength()
{
if(!m_pContent || !TMEDIA_CONTENT_IS_CPIM(m_pContent)) {
TSK_DEBUG_ERROR("Invalid internal object");
return 0;
}
return (TMEDIA_CONTENT_CPIM(m_pContent)->e ? TMEDIA_CONTENT_CPIM(m_pContent)->e->size : 0);
}
unsigned MediaContentCPIM::getPayload(void* pOutput, unsigned nMaxsize)
{
unsigned nRetsize = 0;
if(!m_pContent || !TMEDIA_CONTENT_IS_CPIM(m_pContent)) {
TSK_DEBUG_ERROR("Invalid internal object");
return 0;
}
if(pOutput && nMaxsize && TMEDIA_CONTENT_CPIM(m_pContent)->e) {
nRetsize = (TMEDIA_CONTENT_CPIM(m_pContent)->e->size > nMaxsize) ? nMaxsize : TMEDIA_CONTENT_CPIM(m_pContent)->e->size;
memcpy(pOutput, TMEDIA_CONTENT_CPIM(m_pContent)->e->data, nRetsize);
}
return nRetsize;
}
const void* MediaContentCPIM::getPayloadPtr()
{
if(!m_pContent || !TMEDIA_CONTENT_IS_CPIM(m_pContent)) {
TSK_DEBUG_ERROR("Invalid internal object");
return tsk_null;
}
return TMEDIA_CONTENT_CPIM(m_pContent)->e ? TMEDIA_CONTENT_CPIM(m_pContent)->e->data : tsk_null;
}
const char* MediaContentCPIM::getHeaderValue(const char* name)
{
const tmedia_content_cpim_t* cpim;
const tsk_list_item_t* item;
if(!m_pContent || !TMEDIA_CONTENT_IS_CPIM(m_pContent)) {
TSK_DEBUG_ERROR("Invalid internal object");
return tsk_null;
}
cpim = TMEDIA_CONTENT_CPIM(m_pContent);
tsk_list_foreach(item, cpim->h_headers) {
if(tsk_striequals(name, TMEDIA_CONTENT_HEADER(item->data)->name)) {
return TMEDIA_CONTENT_HEADER(item->data)->value;
}
}
tsk_list_foreach(item, cpim->m_headers) {
if(tsk_striequals(name, TMEDIA_CONTENT_HEADER(item->data)->name)) {
return TMEDIA_CONTENT_HEADER(item->data)->value;
}
}
return tsk_null;
}
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