Home Research Papers Posters Manuals Talks Download People Help Internal

libs/ck-libs/ampi/romio/adio/ad_testfs/ad_testfs_iwrite.c

Go to the documentation of this file.

/* -*- Mode: C; c-basic-offset:4 ; -*- */
/* 
 *   $Id$    
 *
 *   Copyright (C) 2001 University of Chicago. 
 *   See COPYRIGHT notice in top-level directory.
 */

#include "ad_testfs.h"
#include "adioi.h"

/* ADIOI_TESTFS_IwriteContig()
 *
 * Implemented by immediately calling WriteContig()
 */
void ADIOI_TESTFS_IwriteContig(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_IwriteContig called on %s\n", 
            myrank, nprocs, fd->filename);
    FPRINTF(stdout, "[%d/%d]    calling ADIOI_TESTFS_WriteContig\n", 
            myrank, nprocs);

    len = count * typesize;
    ADIOI_TESTFS_WriteContig(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++;
}

void ADIOI_TESTFS_IwriteStrided(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;
#ifdef HAVE_STATUS_SET_BYTES
    int typesize;
#endif

    *error_code = MPI_SUCCESS;

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

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

    ADIOI_TESTFS_WriteStrided(fd, buf, count, datatype, file_ptr_type, 
                              offset, &status, error_code);

#ifdef HAVE_STATUS_SET_BYTES
    if (*error_code == MPI_SUCCESS) {
        MPI_Type_size(datatype, &typesize);
        (*request)->nbytes = count * typesize;
    }
#endif
    fd->async_count++;
}

---