StreamUtils.cpp
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StreamUtils.cpp
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	// StreamUtils.cpp

	#include "StdAfx.h"

	#include "../../Common/MyCom.h"
	#include "StreamUtils.h"

	HRESULT ReadStream(ISequentialInStream stream, void data, UInt32 size, UInt32 *processedSize)
	{
	if (processedSize != 0)
	*processedSize = 0;
	while(size != 0)
	{
	UInt32 processedSizeLoc;
	HRESULT res = stream->Read(data, size, &processedSizeLoc);
	if (processedSize != 0)
	*processedSize += processedSizeLoc;
	data = (Byte )((Byte )data + processedSizeLoc);
	size -= processedSizeLoc;
	RINOK(res);
	if (processedSizeLoc == 0)
	return S_OK;
	}
	return S_OK;
	}

	HRESULT WriteStream(ISequentialOutStream stream, const void data, UInt32 size, UInt32 *processedSize)
	{
	if (processedSize != 0)
	*processedSize = 0;
	while(size != 0)
	{
	UInt32 processedSizeLoc;
	HRESULT res = stream->Write(data, size, &processedSizeLoc);
	if (processedSize != 0)
	*processedSize += processedSizeLoc;
	data = (const void )((const Byte )data + processedSizeLoc);
	size -= processedSizeLoc;
	RINOK(res);
	if (processedSizeLoc == 0)
	break;
	}
	return S_OK;
	}