3.13

Windows/FileIO.h

@@ -0,0 +1,98 @@
+// Windows/FileIO.h
+
+#pragma once
+
+#ifndef __WINDOWS_FILEIO_H
+#define __WINDOWS_FILEIO_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:
+  bool _fileIsOpen;
+  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():
+    _fileIsOpen(false){};
+  virtual ~CFileBase();
+
+  virtual 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 Open(LPCTSTR fileName);
+  #ifndef _UNICODE
+  bool Open(LPCWSTR fileName, DWORD shareMode, 
+      DWORD creationDisposition,  DWORD flagsAndAttributes);
+  bool Open(LPCWSTR fileName);
+  #endif
+  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);
+
+  #ifndef _UNICODE
+  bool Open(LPCWSTR fileName, DWORD shareMode, 
+      DWORD creationDisposition, DWORD flagsAndAttributes);
+  bool Open(LPCWSTR fileName);
+  #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 Write(const void *data, UINT32 size, UINT32 &processedSize);
+  bool SetEndOfFile();
+  bool SetLength(UINT64 length);
+};
+
+}}}
+
+#endif