root/ompi/mca/io/romio321/romio/adio/ad_ntfs/ad_ntfs_resize.c

DEFINITIONS

1. ADIOI_NTFS_Resize

   1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
   2 /* 
   3  *
   4  *   Copyright (C) 1997 University of Chicago. 
   5  *   See COPYRIGHT notice in top-level directory.
   6  */
   7 
   8 #include "ad_ntfs.h"
   9 
  10 void ADIOI_NTFS_Resize(ADIO_File fd, ADIO_Offset size, int *error_code)
  11 {
  12     LONG dwTemp;
  13     DWORD err;
  14     BOOL result;
  15     static char myname[] = "ADIOI_NTFS_Resize";
  16 
  17     dwTemp = DWORDHIGH(size);
  18     err = SetFilePointer(fd->fd_sys, DWORDLOW(size), &dwTemp, FILE_BEGIN);
  19     /* --BEGIN ERROR HANDLING-- */
  20     if (err == INVALID_SET_FILE_POINTER)
  21     {
  22         err = GetLastError();
  23         if (err != NO_ERROR)
  24         {
  25         char errMsg[ADIOI_NTFS_ERR_MSG_MAX];
  26         ADIOI_NTFS_Strerror(err, errMsg, ADIOI_NTFS_ERR_MSG_MAX);
  27             *error_code = MPIO_Err_create_code(MPI_SUCCESS, MPIR_ERR_RECOVERABLE,
  28                                            myname, __LINE__, MPI_ERR_IO,
  29                                            "**io",
  30                                            "**io %s", errMsg);
  31             return;
  32         }
  33     }
  34     /*printf("setting file length to %d\n", size);fflush(stdout);*/
  35     /* --END ERROR HANDLING-- */
  36     result = SetEndOfFile(fd->fd_sys);
  37     /* --BEGIN ERROR HANDLING-- */
  38     if (result == FALSE)
  39     {
  40     char errMsg[ADIOI_NTFS_ERR_MSG_MAX];
  41         err = GetLastError();
  42     ADIOI_NTFS_Strerror(err, errMsg, ADIOI_NTFS_ERR_MSG_MAX);
  43         *error_code = MPIO_Err_create_code(MPI_SUCCESS, MPIR_ERR_RECOVERABLE,
  44                                            myname, __LINE__, MPI_ERR_IO,
  45                                            "**io",
  46                                            "**io %s", errMsg);
  47         return;
  48     }
  49     /* --END ERROR HANDLING-- */
  50     *error_code = MPI_SUCCESS;
  51 }