clooneljump/lib/physfs-2.0.3/lzma/CPP/Windows/FileIO.h

99 lines
2.9 KiB
C++

// Windows/FileIO.h
#ifndef __WINDOWS_FILEIO_H
#define __WINDOWS_FILEIO_H
#include "../Common/Types.h"
namespace NWindows {
namespace NFile {
namespace NIO {
struct CByHandleFileInfo
{
DWORD Attributes;
FILETIME CreationTime;
FILETIME LastAccessTime;
FILETIME LastWriteTime;
DWORD VolumeSerialNumber;
UInt64 Size;
DWORD NumberOfLinks;
UInt64 FileIndex;
};
class CFileBase
{
protected:
HANDLE _handle;
bool Create(LPCTSTR fileName, DWORD desiredAccess,
DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
#ifndef _UNICODE
bool Create(LPCWSTR fileName, DWORD desiredAccess,
DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
#endif
public:
CFileBase(): _handle(INVALID_HANDLE_VALUE){};
~CFileBase();
bool Close();
bool GetPosition(UInt64 &position) const;
bool GetLength(UInt64 &length) const;
bool Seek(Int64 distanceToMove, DWORD moveMethod, UInt64 &newPosition) const;
bool Seek(UInt64 position, UInt64 &newPosition);
bool SeekToBegin();
bool SeekToEnd(UInt64 &newPosition);
bool GetFileInformation(CByHandleFileInfo &fileInfo) const;
};
class CInFile: public CFileBase
{
public:
bool Open(LPCTSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
bool OpenShared(LPCTSTR fileName, bool shareForWrite);
bool Open(LPCTSTR fileName);
#ifndef _UNICODE
bool Open(LPCWSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
bool OpenShared(LPCWSTR fileName, bool shareForWrite);
bool Open(LPCWSTR fileName);
#endif
bool ReadPart(void *data, UInt32 size, UInt32 &processedSize);
bool Read(void *data, UInt32 size, UInt32 &processedSize);
};
class COutFile: public CFileBase
{
// DWORD m_CreationDisposition;
public:
// COutFile(): m_CreationDisposition(CREATE_NEW){};
bool Open(LPCTSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
bool Open(LPCTSTR fileName, DWORD creationDisposition);
bool Create(LPCTSTR fileName, bool createAlways);
#ifndef _UNICODE
bool Open(LPCWSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
bool Open(LPCWSTR fileName, DWORD creationDisposition);
bool Create(LPCWSTR fileName, bool createAlways);
#endif
/*
void SetOpenCreationDisposition(DWORD creationDisposition)
{ m_CreationDisposition = creationDisposition; }
void SetOpenCreationDispositionCreateAlways()
{ m_CreationDisposition = CREATE_ALWAYS; }
*/
bool SetTime(const FILETIME *creationTime, const FILETIME *lastAccessTime, const FILETIME *lastWriteTime);
bool SetLastWriteTime(const FILETIME *lastWriteTime);
bool WritePart(const void *data, UInt32 size, UInt32 &processedSize);
bool Write(const void *data, UInt32 size, UInt32 &processedSize);
bool SetEndOfFile();
bool SetLength(UInt64 length);
};
}}}
#endif