/**
* @brief write cyc buffer is data to file
*
* @author hankejia
* @date 2012-07-05
* @param[in] pthis the pointer point to the CCycBuffer.
* @param[in] fd file is descriptor.the cyc buffer is data will write to this file
* @param[in] iSize how many data in bytes from cyc buffer you want to write to the file
* @param[in] pWriteBuffer the space alloc by caller,fuction will use this space to load the data,and write to file system,
* if this param is NULL, function will alloc space by himself
* @return T_S32
* @retval return >=0 the size of bytes write to file, < 0 failed
*/
static T_S32 WriteToFs( T_pVOID pthis, T_S32 fd, T_S32 iSize )
{
CCycBuffer *this = ( CCycBuffer * )pthis;
CycBuffer_handle * handle = (CycBuffer_handle *)this->handle;
T_CHR * pBuffer = NULL;
T_S32 iLineSize = 0, iLeavings = 0;
Condition_Lock( handle->mWriteDataCon );
//need to flash all data
if ( -1 == iSize ) {
iSize = handle->mUseSize;
}
pBuffer = PopSingle( pthis, iSize );
if ( pBuffer == NULL ) {
ResumeForceQuitState( pthis );
Condition_Unlock( handle->mWriteDataCon );
delay_loop( 0, 10000 ); // 10ms
return 0;
}
iLeavings = iSize;
while( iLeavings > 0 ) {
iLineSize = ( handle->mCycBuffer + handle->mBufferSize ) - pBuffer;
if ( iLineSize == 0 ) {
pBuffer = handle->mCycBuffer;
continue;
} else if ( iLineSize > iLeavings ) {
iLineSize = iLeavings;
}
if ( WriteComplete( fd, pBuffer, iLineSize ) < 0 ) {
Condition_Unlock( handle->mWriteDataCon );
loge( "WriteToFs::WriteComplete error!\n" );
return -1;
}
pBuffer += iLineSize;
iLeavings -= iLineSize;
}
Condition_Lock( handle->mDataCon );
handle->mRead = pBuffer;
handle->mUseSize -= iSize;
handle->mPopComplete = AK_TRUE;
Condition_Unlock( handle->mDataCon );
Condition_Unlock( handle->mWriteDataCon );
//logi( "pop signal send!\n" );
Condition_Signal( &(handle->mDataCon) );
return iSize;
}
// ==========================================================================
// METHOD: Destructor
//
// DESIGN:
// ==========================================================================
EXPORT_C RDebugLog::~RDebugLog()
{
if( iLogFileHandler )
{
// Error! This means that Open was called, but not Close.
if( PrepareForWrite() )
{
_LIT8( KDummyFuncName, "***" );
_LIT8( KErrorText, "DEBUG LOG NOT CLOSED!" );
iLogFileHandler->Write( iClassName8, KDummyFuncName, KErrorText );
WriteComplete();
} // end if
Close();
}
} // END Destructor
