reactos/lib/crtdll/io/read.c

   1 /* $Id$
   2  *
   3  * COPYRIGHT:   See COPYING in the top level directory
   4  * PROJECT:     ReactOS system libraries
   5  * FILE:        lib/crtdll/io/read.c
   6  * PURPOSE:     Reads a file
   7  * PROGRAMER:   Boudewijn Dekker
   8  * UPDATE HISTORY:
   9  *              28/12/1998: Created
  10  */
  11
  12 #include "precomp.h"
  13 #include <msvcrt/io.h>
  14 #include <msvcrt/internal/file.h>
  15
  16 #define NDEBUG
  17 #include <msvcrt/msvcrtdbg.h>
  18
  19 /*
  20  * @implemented
  21  */
  22 size_t  _read(int _fd, void *_buf, size_t _nbyte)
  23 {
  24    DWORD _rbyte;
  25
  26    if (!ReadFile(_get_osfhandle(_fd),_buf,_nbyte,&_rbyte,NULL))
  27      {
  28         return -1;
  29      }
  30    return (size_t)_rbyte;
  31 }