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/*
* Copyright (C) 2001
* National Center for Supercomputing Applications
* All rights reserved.
*
*/
#ifndef PIO_TIMER__
#define PIO_TIMER__
#include "hdf5.h"
#if defined(H5_TIME_WITH_SYS_TIME)
# include <sys/time.h>
# include <time.h>
#elif defined(H5_HAVE_SYS_TIME_H)
# include <sys/time.h>
#else
# include <time.h>
#endif
/* The different types of timers we can have */
typedef enum timer_type_ {
HDF5_MPI_OVERHEAD,
HDF5_FILE_OPENCLOSE,
HDF5_GROUP_CREATE,
HDF5_DATASET_CREATE,
HDF5_WRITE_FIXED_DIMS,
HDF5_READ_FIXED_DIMS,
NUM_TIMERS
} timer_type;
/* Miscellaneous identifiers */
enum {
MPI_TIMER = 0, /* Use MPI timer to measure time */
SYS_TIMER = 1, /* Use system clock to measure time */
START, /* Start a specified timer */
STOP /* Stop a specified timer */
};
/* The performance time structure */
typedef struct pio_time_ {
unsigned int type : 1;
double total_time[NUM_TIMERS];
double mpi_timer[NUM_TIMERS];
struct timeval sys_timer[NUM_TIMERS];
} pio_time;
/* External function declarations */
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
extern pio_time *pio_time_new(unsigned int);
extern void pio_time_destroy(pio_time *pt);
extern void set_timer_type(pio_time *pt, timer_type type);
extern timer_type get_timer_type(pio_time *pt);
extern pio_time *set_time(pio_time *pt, timer_type t, int start_stop);
extern double get_time(pio_time *pt, timer_type t);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* PIO_TIMER__ */
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