darshan-posix-logutils.c 1.25 KB
Newer Older
Shane Snyder's avatar
Shane Snyder committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39
/*
 *  (C) 2009 by Argonne National Laboratory.
 *      See COPYRIGHT in top-level directory.
 */

#define _GNU_SOURCE
#include "darshan-util-config.h"
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include <stdlib.h>
#include <unistd.h>
#include <inttypes.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>

#include "darshan-posix-logutils.h"

int darshan_log_get_posix_file(darshan_fd fd, struct darshan_posix_file *file)
{
    int i;
    int ret;

    /* reset file record, so that diff compares against a zero'd out record
     * if file is missing
     */
    memset(file, 0, sizeof(*file));

    ret = darshan_log_get_moddat(fd, DARSHAN_POSIX_MOD,
        (void *)file, sizeof(*file));
    if(ret == 1)
    {
        if(fd->swap_flag)
        {
            /* swap bytes if necessary */
            DARSHAN_BSWAP64(&file->f_id);
            DARSHAN_BSWAP64(&file->rank);
40
            for(i=0; i<POSIX_NUM_INDICES; i++)
Shane Snyder's avatar
Shane Snyder committed
41
                DARSHAN_BSWAP64(&file->counters[i]);
42
            for(i=0; i<POSIX_F_NUM_INDICES; i++)
Shane Snyder's avatar
Shane Snyder committed
43 44 45 46 47 48 49 50 51 52 53 54 55 56 57
                DARSHAN_BSWAP64(&file->fcounters[i]);
        }
    }

    return(ret);
}

/*
 * Local variables:
 *  c-indent-level: 4
 *  c-basic-offset: 4
 * End:
 *
 * vim: ts=8 sts=4 sw=4 expandtab
 */