Zabbix

/*

** Copyright (C) 2001-2024 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** 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 Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

#include "zbxsysinfo.h"

#include "../sysinfo.h"

​

struct pst_static   pst;

struct pst_dynamic  pdy;

​

#define ZBX_PSTAT_GETSTATIC()                                           \

                                                        \

    if (-1 == pstat_getstatic(&pst, sizeof(pst), 1, 0))                         \

    {                                                   \

        SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain static system information: %s",    \

                zbx_strerror(errno)));                              \

        return SYSINFO_RET_FAIL;                                    \

    }

​

#define ZBX_PSTAT_GETDYNAMIC()                                          \

                                                        \

    if (-1 == pstat_getdynamic(&pdy, sizeof(pdy), 1, 0))                            \

    {                                                   \

        SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain dynamic system information: %s",   \

                zbx_strerror(errno)));                              \

        return SYSINFO_RET_FAIL;                                    \

    }

​

static int  vm_memory_total(AGENT_RESULT *result)

{

    ZBX_PSTAT_GETSTATIC();

​

    SET_UI64_RESULT(result, (zbx_uint64_t)pst.physical_memory * pst.page_size);

​

    return SYSINFO_RET_OK;

}

​

static int  vm_memory_free(AGENT_RESULT *result)

{

    ZBX_PSTAT_GETSTATIC();

    ZBX_PSTAT_GETDYNAMIC();

​

    SET_UI64_RESULT(result, (zbx_uint64_t)pdy.psd_free * pst.page_size);

​

    return SYSINFO_RET_OK;

}

​

static int  vm_memory_active(AGENT_RESULT *result)

{

    ZBX_PSTAT_GETSTATIC();

    ZBX_PSTAT_GETDYNAMIC();

​

    SET_UI64_RESULT(result, (zbx_uint64_t)pdy.psd_arm * pst.page_size);