Zabbix

/*

** Zabbix

** Copyright (C) 2001-2022 Zabbix SIA

**

** This program is free software; you can redistribute it and/or modify

** it under the terms of the GNU General Public License as published by

** the Free Software Foundation; either version 2 of the License, or

** (at your option) any later version.

**

** This program is distributed in the hope that it will be useful,

** but WITHOUT ANY WARRANTY; without even the implied warranty of

** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

** GNU General Public License for more details.

**

** You should have received a copy of the GNU General Public License

** along with this program; if not, write to the Free Software

** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

**/

​

#ifndef ZABBIX_TIMEKEEPER_H

#define ZABBIX_TIMEKEEPER_H

​

#include "zbxalgo.h"

​

#define ZBX_TIMEKEEPER_DELAY    1

​

#define ZBX_TIMEKEEPER_AGGR_FUNC_ONE    0

#define ZBX_TIMEKEEPER_AGGR_FUNC_AVG    1

#define ZBX_TIMEKEEPER_AGGR_FUNC_MAX    2

#define ZBX_TIMEKEEPER_AGGR_FUNC_MIN    3

​

#define ZBX_PROCESS_STATE_IDLE      0

#define ZBX_PROCESS_STATE_BUSY      1

#define ZBX_PROCESS_STATE_COUNT     2   /* number of process states */

​

typedef struct zbx_timekeeper zbx_timekeeper_t;

​

typedef struct

{

    double  busy_max;

    double  busy_min;

    double  busy_avg;

    double  idle_max;

    double  idle_min;

    double  idle_avg;

}

zbx_timekeeper_stats_t;

​

typedef struct

{

    unsigned short  counter[ZBX_PROCESS_STATE_COUNT];

}

zbx_timekeeper_state_t;

​

typedef void (*zbx_timekeeper_sync_func_t)(void *data);

​

typedef struct

{

    zbx_timekeeper_sync_func_t  lock;

    zbx_timekeeper_sync_func_t  unlock;

    void                *data;

}

zbx_timekeeper_sync_t;

​

void    zbx_timekeeper_sync_init(zbx_timekeeper_sync_t *sync, zbx_timekeeper_sync_func_t lock,

        zbx_timekeeper_sync_func_t unlock, void *data);

​

size_t  zbx_timekeeper_get_memmalloc_size(int units_num);

​

zbx_timekeeper_t    *zbx_timekeeper_create_ext(int units_num, zbx_timekeeper_sync_t *sync,

        zbx_mem_malloc_func_t mem_malloc_func, zbx_mem_realloc_func_t mem_realloc_func,

        zbx_mem_free_func_t mem_free_func);

zbx_timekeeper_t    *zbx_timekeeper_create(int units_num, zbx_timekeeper_sync_t *sync);

void    zbx_timekeeper_free(zbx_timekeeper_t *timekeeper);

​

void    zbx_timekeeper_update(zbx_timekeeper_t *timekeeper, int index, unsigned char state);

void    zbx_timekeeper_collect(zbx_timekeeper_t *timekeeper);

​

int zbx_timekeeper_get_stat(zbx_timekeeper_t *timekeeper, int unit_index, int count, unsigned char aggr_func,

        unsigned char state, double *value, char **error);

zbx_timekeeper_state_t  *zbx_timekeeper_get_counters(zbx_timekeeper_t *timekeeper);

​

int zbx_timekeeper_get_usage(zbx_timekeeper_t *timekeeper, zbx_vector_dbl_t *usage);

​

#endif