Zabbix

/*

** Copyright (C) 2001-2025 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 "lld.h"

​

#include "zbxcommon.h"

#include "zbxdbhigh.h"

#include "audit/zbxaudit.h"

#include "zbxdb.h"

#include "zbxnum.h"

#include "../server_constants.h"

​

ZBX_VECTOR_DECL(id_name_pair, zbx_id_name_pair_t)

ZBX_VECTOR_IMPL(id_name_pair, zbx_id_name_pair_t)

ZBX_VECTOR_IMPL(lld_discovery_ptr, zbx_lld_discovery_t *)

​

int lld_ids_names_compare_func(const void *d1, const void *d2)

{

    const zbx_id_name_pair_t    *id_name_pair_entry_1 = (const zbx_id_name_pair_t *)d1;

    const zbx_id_name_pair_t    *id_name_pair_entry_2 = (const zbx_id_name_pair_t *)d2;

​

    ZBX_RETURN_IF_NOT_EQUAL(id_name_pair_entry_1->id, id_name_pair_entry_2->id);

​

    return 0;

}

​

void    lld_field_str_rollback(char **field, char **field_orig, zbx_uint64_t *flags, zbx_uint64_t flag)

{

    if (0 == (*flags & flag))

        return;

​

    zbx_free(*field);

    *field = *field_orig;

    *field_orig = NULL;

    *flags &= ~flag;

}

​

/******************************************************************************

 *                                                                            *

 * Purpose: calculates when to delete lost resources in overflow-safe way     *

 *                                                                            *

 ******************************************************************************/

int lld_end_of_life(int lastcheck, int lifetime)

{

    return ZBX_JAN_2038 - lastcheck > lifetime ? lastcheck + lifetime : ZBX_JAN_2038;

}

​

static int  lld_get_lifetime_ts(int obj_lastcheck, const zbx_lld_lifetime_t *lifetime)

{

    int ts;

​

    if (ZBX_LLD_LIFETIME_TYPE_AFTER == lifetime->type)