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 "zbxcomms.h"

​

#include "comms.h"

#include "tls.h"

​

#include "zbxlog.h"

#include "zbxstr.h"

#include "zbxcrypto.h"

​

#if OPENSSL_VERSION_NUMBER < 0x1010000fL

/* for OpenSSL 1.0.1/1.0.2 (before 1.1.0) */

​

/* mutexes for multi-threaded OpenSSL (see "man 3ssl threads" and example in crypto/threads/mttest.c) */

​

#include "zbxmutexs.h"

​

#ifdef _WINDOWS

typedef zbx_mutex_t tls_mutex_t;

​

int tls_mutex_create(tls_mutex_t *mutex, char **error)

{

    return zbx_mutex_create(mutex, NULL, &error);

}

​

void    tls_mutex_destroy(tls_mutex_t *mutex)

{

    zbx_mutex_destroy(mutex);

}

​

void    tls_mutex_lock(tls_mutex_t mutex)

{

    zbx_mutex_lock(mutex);

}

​

void    tls_mutex_unlock(tls_mutex_t mutex)

{

    zbx_mutex_unlock(mutex);

}

​

#else

typedef pthread_mutex_t * tls_mutex_t;

​

int tls_mutex_create(tls_mutex_t *mutex, char **error)

{

    *mutex = (pthread_mutex_t *)zbx_malloc(NULL, sizeof(pthread_mutex_t));

​

    if (0 != pthread_mutex_init(*mutex, NULL))

    {

        *error = zbx_dsprintf(*error, "cannot create mutex: %s", zbx_strerror(errno));