/*

 * This file is part of the SSH Library

 *

 * Copyright (c) 2018 by Anderson Toshiyuki Sasaki

 *

 * The SSH Library is free software; you can redistribute it and/or modify

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

 * the Free Software Foundation; either version 2.1 of the License, or (at your

 * option) any later version.

 *

 * The SSH Library 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 Lesser General Public

 * License for more details.

 *

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

 * along with the SSH Library; see the file COPYING.  If not, write to

 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,

 * MA 02111-1307, USA.

 */

#include "config.h"

#include "libssh/threads.h"

#include <libssh/callbacks.h>

static int threads_noop(void **lock)

{

    (void)lock;

    return 0;

}

static unsigned long threads_id_noop (void)

{

    return 1;

}

static struct ssh_threads_callbacks_struct ssh_threads_noop =

{

    .type = "threads_noop",

    .mutex_init = threads_noop,

    .mutex_destroy = threads_noop,

    .mutex_lock = threads_noop,

    .mutex_unlock = threads_noop,

    .thread_id = threads_id_noop

};

/* Threads interface implementation */

#if !(HAVE_PTHREAD) && !(defined _WIN32 || defined _WIN64)

void ssh_mutex_lock(SSH_MUTEX *mutex)

{

    (void) mutex;

    return;

}

void ssh_mutex_unlock(SSH_MUTEX *mutex)

{

    (void) mutex;

    return;

}

struct ssh_threads_callbacks_struct *ssh_threads_get_default(void)

{

    return &ssh_threads_noop;

}

#endif

struct ssh_threads_callbacks_struct *ssh_threads_get_noop(void)

{

    return &ssh_threads_noop;

}