mirror of
https://github.com/Halofreak1990/XFXFramework
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72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
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/********************************************************
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* FileStream.h *
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* *
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* XFX FileStream definition file *
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* Copyright <EFBFBD> XFX Team. All Rights Reserved *
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********************************************************/
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#ifndef _FILESTREAM_
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#define _FILESTREAM_
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#include "../Types.h"
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#include "Enums.h"
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#include "Stream.h"
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namespace System
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{
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namespace IO
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{
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/// <summary>
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/// Exposes a Stream around a file, supporting both synchronous and asynchronous read and write
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/// operations.
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/// </summary>
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class FileStream : public Stream
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{
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private:
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int handle;
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byte* _buffer;
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FileAccess_t _access;
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bool canSeek;
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bool isAsync;
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Int64 _pos;
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int _readLen;
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int _readPos;
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int _writePos;
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static const int DefaultBufferSize = 8192;
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void FlushRead();
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void FlushWrite(bool calledFromFinalizer);
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protected:
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void Dispose(bool disposing);
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public:
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bool CanRead();
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bool CanSeek();
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bool CanWrite();
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virtual bool IsAsync();
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long long Length();
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char* Name();
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long long Position(); //get
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void Position(long long newPosition); //set
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FileStream();
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FileStream(char* path, FileMode_t mode);
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FileStream(char* path, FileMode_t mode, FileAccess_t access);
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FileStream(char* path, FileMode_t mode, FileAccess_t access, FileShare_t share);
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FileStream(char* path, FileMode_t mode, FileAccess_t access, FileShare_t share, int bufferSize);
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FileStream(char* path, FileMode_t mode, FileAccess_t access, FileShare_t share, int bufferSize, bool useAsync);
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virtual ~FileStream();
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void Flush();
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int Read(byte array[], int offset, int count);
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int ReadByte();
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long long Seek(long long offset, SeekOrigin_t origin);
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void SetLength(long long value);
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void Write(byte array[], int offset, int count);
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void WriteByte(byte value);
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};
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}
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}
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#endif //_FILESTREAM_
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