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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://www.hdfgroup.org/licenses. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#ifndef IO_TIMER
#define IO_TIMER
#include "H5private.h"
/* The different types of timers we can have */
typedef enum timer_type_ {
HDF5_FILE_OPENCLOSE,
HDF5_DATASET_CREATE,
HDF5_MPI_WRITE,
HDF5_MPI_READ,
HDF5_FILE_READ_OPEN,
HDF5_FILE_READ_CLOSE,
HDF5_FILE_WRITE_OPEN,
HDF5_FILE_WRITE_CLOSE,
HDF5_FINE_WRITE_FIXED_DIMS,
HDF5_FINE_READ_FIXED_DIMS,
HDF5_GROSS_WRITE_FIXED_DIMS,
HDF5_GROSS_READ_FIXED_DIMS,
HDF5_RAW_WRITE_FIXED_DIMS,
HDF5_RAW_READ_FIXED_DIMS,
NUM_TIMERS
} timer_type;
typedef enum clock_type_ {
SYS_CLOCK = 0, /* Use system clock to measure time */
MPI_CLOCK = 1 /* Use MPI clock to measure time */
} clock_type;
/* Miscellaneous identifiers */
enum {
TSTART, /* Start a specified timer */
TSTOP /* Stop a specified timer */
};
/* The performance time structure */
typedef struct io_time_t {
clock_type type;
double total_time[NUM_TIMERS];
double mpi_timer[NUM_TIMERS];
struct timeval sys_timer[NUM_TIMERS];
} io_time_t;
#ifdef __cplusplus
extern "C" {
#endif
H5TOOLS_DLL io_time_t *io_time_new(clock_type t);
H5TOOLS_DLL void io_time_destroy(io_time_t *pt);
H5TOOLS_DLL io_time_t *io_time_set(io_time_t *pt, timer_type t, int start_stop);
H5TOOLS_DLL double io_time_get(io_time_t *pt, timer_type t);
#ifdef __cplusplus
}
#endif
#endif /* IO_TIMER */
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