C++ (Cpp) ADIOI_TESTFS_ReadContig Examples

Example #1

File: ad_testfs_iread.c Project: 00datman/ompi

/* ADIOI_TESTFS_IreadContig()
 *
 * Implemented by immediately calling ReadContig()
 */
void ADIOI_TESTFS_IreadContig(ADIO_File fd, void *buf, int count,
			      MPI_Datatype datatype, int file_ptr_type,
			      ADIO_Offset offset, ADIO_Request *request, int
			      *error_code)
{
    ADIO_Status status;
    int myrank, nprocs;
    MPI_Count typesize, len;

    *error_code = MPI_SUCCESS;

    MPI_Comm_size(fd->comm, &nprocs);
    MPI_Comm_rank(fd->comm, &myrank);
    MPI_Type_size_x(datatype, &typesize);
    FPRINTF(stdout, "[%d/%d] ADIOI_TESTFS_IreadContig called on %s\n",
	    myrank, nprocs, fd->filename);
    FPRINTF(stdout, "[%d/%d]    calling ADIOI_TESTFS_ReadContig\n",
	    myrank, nprocs);

    len = count * typesize;
    ADIOI_TESTFS_ReadContig(fd, buf, len, MPI_BYTE, file_ptr_type,
			    offset, &status, error_code);

    MPIO_Completed_request_create(&fd, len, error_code, request);
}

Example #2

File: ad_testfs_iread.c Project: davidheryanto/sc14

/* ADIOI_TESTFS_IreadContig()
 *
 * Implemented by immediately calling ReadContig()
 */
void ADIOI_TESTFS_IreadContig(ADIO_File fd, void *buf, int count, 
			      MPI_Datatype datatype, int file_ptr_type,
			      ADIO_Offset offset, ADIO_Request *request, int
			      *error_code)
{
    ADIO_Status status;
    int myrank, nprocs, typesize, len;

    *error_code = MPI_SUCCESS;

    *request = ADIOI_Malloc_request();
    (*request)->optype = ADIOI_WRITE;
    (*request)->fd = fd;
    (*request)->queued = 0;
    (*request)->datatype = datatype;

    MPI_Type_size(datatype, &typesize);
    MPI_Comm_size(fd->comm, &nprocs);
    MPI_Comm_rank(fd->comm, &myrank);
    FPRINTF(stdout, "[%d/%d] ADIOI_TESTFS_IreadContig called on %s\n", 
	    myrank, nprocs, fd->filename);
    FPRINTF(stdout, "[%d/%d]    calling ADIOI_TESTFS_ReadContig\n", 
	    myrank, nprocs);

    len = count * typesize;
    ADIOI_TESTFS_ReadContig(fd, buf, len, MPI_BYTE, file_ptr_type, 
			    offset, &status, error_code);

#ifdef HAVE_STATUS_SET_BYTES
    if (*error_code == MPI_SUCCESS) {
	MPI_Get_elements(&status, MPI_BYTE, &len);
	(*request)->nbytes = len;
    }
#endif
    fd->async_count++;
}