#ifndef IDATASTREAM_H__
#define IDATASTREAM_H__
#include <memory>

namespace LifeCore
{
	class IDataStream
	{
	public:
		virtual ~IDataStream(){}
		virtual void Close() = 0;
		virtual size_t Read(void* pBuffer, size_t countBytes) = 0;
		virtual size_t Write(const void* pBuffer, size_t countBytes) = 0;
		virtual void Seek(size_t position) = 0;
		virtual size_t Tell() = 0;
		virtual size_t Length() = 0;
		virtual bool CanRead() = 0;
		virtual bool CanWrite() = 0;
	};

	typedef std::auto_ptr<IDataStream> IDataStreamPtr;
}

#endif