Subversion Repositories spk

/*****************************************************************************

  clsFILE
  -------

  This is a class for handling files and memory maps of them.

  by yoda

  WWW:      y0da.cjb.net
  E-mail:   LordPE@gmx.net

  You are allowed to use this source code in your own projects if you mention
  my name.

*****************************************************************************/

#ifndef __File_h__
#define __File_h__

#include <windows.h>

//
// constants
//
// modes for GetFileHandle
#define F_OPENEXISTING_R     0
#define F_OPENEXISTING_RW    1
#define F_CREATENEW          2
#define F_TRUNCATE           3

//
// clsFILE class
//
class clsFILE
{
public:
        clsFILE();
        ~clsFILE();
        BOOL          GetFileHandle(char *szFilePath, DWORD dwMode);
        BOOL          GetFileHandleWithMaxAccess(char* szFilePath);
        BOOL          Destroy();
        void          InitVars();
        HANDLE        GetHandle();
        BOOL          IsFileReadOnly();
        BOOL          MapFile();
        void*         GetMapPtr();
        BOOL          UnmapFile();
        BOOL          ReMapFile(DWORD dwNewSize);
        DWORD         GetMapSize();
        BOOL          IsMapped();
        DWORD         GetFSize();
        BOOL          FlushFileMap();
        static BOOL   FileExists(char* szFilePath);
        char*         GetFilePath();
        BOOL          Write(void* pBuff, DWORD dwc);
        BOOL          Read(void* pBuff, DWORD dwc);
        BOOL          SetFPointer(DWORD dwOff);
        BOOL          Truncate();
        void          SetMapPtrSize(void* ptr, DWORD dwSize);

private:
        DWORD         dwMapSize;
        void          *pMap;
        BOOL          bReadOnly;
        HANDLE        hFile;
        char          cFilePath[MAX_PATH];
};

#endif