darshan-bgq-logutils.c 3.09 KB
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/*
 * Copyright (C) 2015 University of Chicago.
 * See COPYRIGHT notice 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-bgq-logutils.h"

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/* counter name strings for the POSIX module */
#define X(a, b) #a,
char *bgq_counter_names[] = {
    BGQ_COUNTERS
};

char *bgq_f_counter_names[] = {
    BGQ_F_COUNTERS
};
#undef X

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static int darshan_log_get_bgq_rec(darshan_fd fd, void* bgq_buf);
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static int darshan_log_put_bgq_rec(darshan_fd fd, void* bgq_buf);
static void darshan_log_print_bgq_rec(void *file_rec,
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    char *file_name, char *mnt_pt, char *fs_type);

struct darshan_mod_logutil_funcs bgq_logutils =
{
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    .log_get_record = &darshan_log_get_bgq_rec,
    .log_put_record = &darshan_log_put_bgq_rec,
    .log_print_record = &darshan_log_print_bgq_rec,
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    .log_agg_records = NULL /* TODO: how would aggregation work for the BG/Q module ? */
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};

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static int darshan_log_get_bgq_rec(darshan_fd fd, void* bgq_buf)
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{
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    struct darshan_bgq_record *rec;
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    int i;
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    int ret;
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    ret = darshan_log_getmod(fd, DARSHAN_BGQ_MOD, bgq_buf,
        sizeof(struct darshan_bgq_record));
    if(ret < 0)
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        return(-1);
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    else if(ret < sizeof(struct darshan_bgq_record))
        return(0);
    else
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    {
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        rec = (struct darshan_bgq_record *)bgq_buf;
        if(fd->swap_flag)
        {
            /* swap bytes if necessary */
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            DARSHAN_BSWAP64(&(rec->base_rec.id));
            DARSHAN_BSWAP64(&(rec->base_rec.rank));
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            for(i=0; i<BGQ_NUM_INDICES; i++)
                DARSHAN_BSWAP64(&rec->counters[i]);
            for(i=0; i<BGQ_F_NUM_INDICES; i++)
                DARSHAN_BSWAP64(&rec->fcounters[i]);
        }

        return(1);
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    }
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}
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static int darshan_log_put_bgq_rec(darshan_fd fd, void* bgq_buf)
{
    struct darshan_bgq_record *rec = (struct darshan_bgq_record *)bgq_buf;
    int ret;

    ret = darshan_log_putmod(fd, DARSHAN_BGQ_MOD, rec,
        sizeof(struct darshan_bgq_record));
    if(ret < 0)
        return(-1);
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    return(0);
}

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static void darshan_log_print_bgq_rec(void *file_rec, char *file_name,
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    char *mnt_pt, char *fs_type)
{
    int i;
    struct darshan_bgq_record *bgq_file_rec =
        (struct darshan_bgq_record *)file_rec;

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    for(i=0; i<BGQ_NUM_INDICES; i++)
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    {
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        DARSHAN_COUNTER_PRINT(darshan_module_names[DARSHAN_BGQ_MOD],
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            bgq_file_rec->base_rec.rank, bgq_file_rec->base_rec.id,
            bgq_counter_names[i], bgq_file_rec->counters[i],
            file_name, mnt_pt, fs_type);
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    }
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    for(i=0; i<BGQ_F_NUM_INDICES; i++)
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    {
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        DARSHAN_F_COUNTER_PRINT(darshan_module_names[DARSHAN_BGQ_MOD],
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            bgq_file_rec->base_rec.rank, bgq_file_rec->base_rec.id,
            bgq_f_counter_names[i], bgq_file_rec->fcounters[i],
            file_name, mnt_pt, fs_type);
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    }

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    return;
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}

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