darshan-log-format.h 1.38 KB
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/*
 *  (C) 2009 by Argonne National Laboratory.
 *      See COPYRIGHT in top-level directory.
 */

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#ifndef __DARSHAN_LOG_FORMAT_H
#define __DARSHAN_LOG_FORMAT_H

#include <unistd.h>
#include <sys/types.h>
#include <stdint.h>
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#include <inttypes.h>
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#if !defined PRId64
#error failed to detect PRId64
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#endif
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#if !defined PRIu64
#error failed to detect PRIu64
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#endif
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/* update this on file format changes */
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#define CP_VERSION "3.00"
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/* magic number for validating output files and checking byte order */
#define CP_MAGIC_NR 6567223

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/* size (in bytes) of job record */
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#define CP_JOB_RECORD_SIZE 4096
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/* max length of exe string within job record (not counting '\0') */
#define CP_EXE_LEN (CP_JOB_RECORD_SIZE - sizeof(struct darshan_job) - 1)

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typedef uint64_t darshan_record_id;

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enum darshan_comp_type
{
    DARSHAN_GZ_COMP,
    DARSHAN_BZ2_COMP,
};

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struct darshan_header
{
    char version_string[8];
    int64_t magic_nr;
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    uint8_t comp_type; /* TODO */
    uint8_t mod_count; /* TODO: */
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};

struct darshan_record
{
    char* name;
    darshan_record_id id;
};

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/* statistics for the job as a whole */
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#define DARSHAN_JOB_METADATA_LEN 1024 /* including null terminator! */
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struct darshan_job
{
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    int64_t uid;
    int64_t start_time;
    int64_t end_time;
    int64_t nprocs;
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    int64_t jobid;
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    char metadata[DARSHAN_JOB_METADATA_LEN]; /* TODO: what is this? */
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};

#endif /* __DARSHAN_LOG_FORMAT_H */