SshThreadsCallbacks.h

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/* -*- c++ -*-
 * Copyright (C) 2007-2014 Hypertable, Inc.
 *
 * This file is part of Hypertable.
 *
 * Hypertable 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 3
 * of the License, or any later version.
 *
 * Hypertable 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 Tools_cluster_SshThreadsCallbacks_h
#define Tools_cluster_SshThreadsCallbacks_h

#include <libssh/callbacks.h>

#include <mutex>
#include <thread>
#include <unordered_map>

namespace Hypertable {


  class SshThreadsCallbacks {

  public:

    static int mutex_init (void **priv);

    static int mutex_destroy (void **lock);

    static int mutex_lock (void **lock);

    static int mutex_unlock (void **lock);

    static unsigned long thread_id ();

    static struct ssh_threads_callbacks_struct *get();

  private:

    static std::mutex ms_thread_id_mutex;

    static unsigned long ms_thread_id_next;

    static std::unordered_map<std::thread::id, int> ms_thread_id_map;

    static struct ssh_threads_callbacks_struct ms_callbacks;

  };

}

#endif // Tools_cluster_SshThreadsCallbacks_h