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/*
* Copyright (C) by Argonne National Laboratory
* See COPYRIGHT in top-level directory
*/
#include "ad_nfs.h"
#ifdef ROMIO_HAVE_WORKING_AIO
/* nearly identical to ADIOI_GEN_IreadContig, except we lock around I/O */
void ADIOI_NFS_IreadContig(ADIO_File fd, void *buf, int count,
MPI_Datatype datatype, int file_ptr_type,
ADIO_Offset offset, ADIO_Request * request, int *error_code)
{
MPI_Count len, typesize;
int aio_errno = 0;
static char myname[] = "ADIOI_NFS_IREADCONTIG";
MPI_Type_size_x(datatype, &typesize);
len = count * typesize;
if (file_ptr_type == ADIO_INDIVIDUAL)
offset = fd->fp_ind;
aio_errno = ADIOI_NFS_aio(fd, buf, len, offset, 0, request);
if (file_ptr_type == ADIO_INDIVIDUAL)
fd->fp_ind += len;
fd->fp_sys_posn = -1;
if (aio_errno != 0) {
/* --BEGIN ERROR HANDLING-- */
MPIO_ERR_CREATE_CODE_ERRNO(myname, aio_errno, error_code);
return;
/* --END ERROR HANDLING-- */
} else
*error_code = MPI_SUCCESS;
}
#endif
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