release/src-rt/linux/linux-2.6/scripts/squashfs/lzma/C/Windows/FileIO.h

   1 // Windows/FileIO.h
   2
   3 #ifndef __WINDOWS_FILEIO_H
   4 #define __WINDOWS_FILEIO_H
   5
   6 #include "../Common/Types.h"
   7
   8 namespace NWindows {
   9 namespace NFile {
  10 namespace NIO {
  11
  12 struct CByHandleFileInfo
  13 {
  14   DWORD    Attributes;
  15   FILETIME CreationTime;
  16   FILETIME LastAccessTime;
  17   FILETIME LastWriteTime;
  18   DWORD    VolumeSerialNumber;
  19   UInt64   Size;
  20   DWORD    NumberOfLinks;
  21   UInt64   FileIndex;
  22 };
  23
  24 class CFileBase
  25 {
  26 protected:
  27   bool _fileIsOpen;
  28   HANDLE _handle;
  29   bool Create(LPCTSTR fileName, DWORD desiredAccess,
  30       DWORD shareMode, DWORD creationDisposition,  DWORD flagsAndAttributes);
  31   #ifndef _UNICODE
  32   bool Create(LPCWSTR fileName, DWORD desiredAccess,
  33       DWORD shareMode, DWORD creationDisposition,  DWORD flagsAndAttributes);
  34   #endif
  35
  36 public:
  37   CFileBase(): _fileIsOpen(false){};
  38   virtual ~CFileBase();
  39
  40   virtual bool Close();
  41
  42   bool GetPosition(UInt64 &position) const;
  43   bool GetLength(UInt64 &length) const;
  44
  45   bool Seek(Int64 distanceToMove, DWORD moveMethod, UInt64 &newPosition) const;
  46   bool Seek(UInt64 position, UInt64 &newPosition);
  47   bool SeekToBegin();
  48   bool SeekToEnd(UInt64 &newPosition);
  49
  50   bool GetFileInformation(CByHandleFileInfo &fileInfo) const;
  51 };
  52
  53 class CInFile: public CFileBase
  54 {
  55 public:
  56   bool Open(LPCTSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
  57   bool Open(LPCTSTR fileName);
  58   #ifndef _UNICODE
  59   bool Open(LPCWSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
  60   bool Open(LPCWSTR fileName);
  61   #endif
  62   bool ReadPart(void *data, UInt32 size, UInt32 &processedSize);
  63   bool Read(void *data, UInt32 size, UInt32 &processedSize);
  64 };
  65
  66 class COutFile: public CFileBase
  67 {
  68   // DWORD m_CreationDisposition;
  69 public:
  70   // COutFile(): m_CreationDisposition(CREATE_NEW){};
  71   bool Open(LPCTSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
  72   bool Open(LPCTSTR fileName, DWORD creationDisposition);
  73   bool Create(LPCTSTR fileName, bool createAlways);
  74
  75   #ifndef _UNICODE
  76   bool Open(LPCWSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
  77   bool Open(LPCWSTR fileName, DWORD creationDisposition);
  78   bool Create(LPCWSTR fileName, bool createAlways);
  79   #endif
  80
  81   /*
  82   void SetOpenCreationDisposition(DWORD creationDisposition)
  83     { m_CreationDisposition = creationDisposition; }
  84   void SetOpenCreationDispositionCreateAlways()
  85     { m_CreationDisposition = CREATE_ALWAYS; }
  86   */
  87
  88   bool SetTime(const FILETIME *creationTime, const FILETIME *lastAccessTime, const FILETIME *lastWriteTime);
  89   bool SetLastWriteTime(const FILETIME *lastWriteTime);
  90   bool WritePart(const void *data, UInt32 size, UInt32 &processedSize);
  91   bool Write(const void *data, UInt32 size, UInt32 &processedSize);
  92   bool SetEndOfFile();
  93   bool SetLength(UInt64 length);
  94 };
  95
  96 }}}
  97
  98 #endif