1 // Common/C_FileIO.h

     2 

     3 #ifndef __COMMON_C_FILEIO_H

     4 #define __COMMON_C_FILEIO_H

     5 

     6 #include <stdio.h>

     7 #include <sys/types.h>

     8 

     9 #include "Types.h"

    10 #include "MyWindows.h"

    11 

    12 namespace NC {

    13 namespace NFile {

    14 namespace NIO {

    15 

    16 class CFileBase

    17 {

    18 protected:

    19   int _handle;

    20   bool OpenBinary(const char *name, int flags);

    21 public:

    22   CFileBase(): _handle(-1) {};

    23   ~CFileBase() { Close(); }

    24   bool Close();

    25   bool GetLength(UInt64 &length) const;

    26   off_t Seek(off_t distanceToMove, int moveMethod) const;

    27 };

    28 

    29 class CInFile: public CFileBase

    30 {

    31 public:

    32   bool Open(const char *name);

    33   bool OpenShared(const char *name, bool shareForWrite);

    34   ssize_t Read(void *data, size_t size);

    35 };

    36 

    37 class COutFile: public CFileBase

    38 {

    39 public:

    40   bool Create(const char *name, bool createAlways);

    41   bool Open(const char *name, DWORD creationDisposition);

    42   ssize_t Write(const void *data, size_t size);

    43 };

    44 

    45 }}}

    46 

    47 #endif