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// FileStreams.h
#ifndef __FILE_STREAMS_H
#define __FILE_STREAMS_H
#ifdef _WIN32
#define USE_WIN_FILE
#endif
#include "../../Common/MyString.h"
#ifdef USE_WIN_FILE
#include "../../Windows/FileIO.h"
#else
#include "../../Common/C_FileIO.h"
#endif
#include "../../Common/MyCom.h"
#include "../IStream.h"
#ifdef _WIN32
typedef UINT_PTR My_UINT_PTR;
#else
typedef UINT My_UINT_PTR;
#endif
struct IInFileStream_Callback
{
virtual HRESULT InFileStream_On_Error(My_UINT_PTR val, DWORD error) = 0;
virtual void InFileStream_On_Destroy(My_UINT_PTR val) = 0;
};
class CInFileStream:
public IInStream,
public IStreamGetSize,
#ifdef USE_WIN_FILE
public IStreamGetProps,
public IStreamGetProps2,
#endif
public CMyUnknownImp
{
public:
#ifdef USE_WIN_FILE
NWindows::NFile::NIO::CInFile File;
#ifdef SUPPORT_DEVICE_FILE
UInt64 VirtPos;
UInt64 PhyPos;
UInt64 BufStartPos;
Byte *Buf;
UInt32 BufSize;
#endif
#else
NC::NFile::NIO::CInFile File;
#endif
bool SupportHardLinks;
IInFileStream_Callback *Callback;
My_UINT_PTR CallbackRef;
virtual ~CInFileStream();
CInFileStream();
bool Open(CFSTR fileName)
{
return File.Open(fileName);
}
bool OpenShared(CFSTR fileName, bool shareForWrite)
{
return File.OpenShared(fileName, shareForWrite);
}
MY_QUERYINTERFACE_BEGIN2(IInStream)
MY_QUERYINTERFACE_ENTRY(IStreamGetSize)
#ifdef USE_WIN_FILE
MY_QUERYINTERFACE_ENTRY(IStreamGetProps)
MY_QUERYINTERFACE_ENTRY(IStreamGetProps2)
#endif
MY_QUERYINTERFACE_END
MY_ADDREF_RELEASE
STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition);
STDMETHOD(GetSize)(UInt64 *size);
#ifdef USE_WIN_FILE
STDMETHOD(GetProps)(UInt64 *size, FILETIME *cTime, FILETIME *aTime, FILETIME *mTime, UInt32 *attrib);
STDMETHOD(GetProps2)(CStreamFileProps *props);
#endif
};
class CStdInFileStream:
public ISequentialInStream,
public CMyUnknownImp
{
public:
MY_UNKNOWN_IMP
virtual ~CStdInFileStream() {}
STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
};
class COutFileStream:
public IOutStream,
public CMyUnknownImp
{
public:
#ifdef USE_WIN_FILE
NWindows::NFile::NIO::COutFile File;
#else
NC::NFile::NIO::COutFile File;
#endif
virtual ~COutFileStream() {}
bool Create(CFSTR fileName, bool createAlways)
{
ProcessedSize = 0;
return File.Create(fileName, createAlways);
}
bool Open(CFSTR fileName, DWORD creationDisposition)
{
ProcessedSize = 0;
return File.Open(fileName, creationDisposition);
}
HRESULT Close();
UInt64 ProcessedSize;
#ifdef USE_WIN_FILE
bool SetTime(const FILETIME *cTime, const FILETIME *aTime, const FILETIME *mTime)
{
return File.SetTime(cTime, aTime, mTime);
}
bool SetMTime(const FILETIME *mTime) { return File.SetMTime(mTime); }
#endif
MY_UNKNOWN_IMP1(IOutStream)
STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition);
STDMETHOD(SetSize)(UInt64 newSize);
HRESULT GetSize(UInt64 *size);
};
class CStdOutFileStream:
public ISequentialOutStream,
public CMyUnknownImp
{
UInt64 _size;
public:
MY_UNKNOWN_IMP
UInt64 GetSize() const { return _size; }
CStdOutFileStream(): _size(0) {}
virtual ~CStdOutFileStream() {}
STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
};
#endif