/** 
 * @file handle.h
 * @copyright (C) 2001-2006 Marcus Bjurman\n
 * @copyright (C) 2007-2012 Piotr Eljasiak\n
 * @copyright (C) 2013-2023 Uwe Scholz\n
 *
 * @copyright This program 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 2 of the License, or
 * (at your option) any later version.
 *
 * @copyright 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 General Public License for more details.
 *
 * @copyright 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 St, Fifth Floor, Boston, MA 02110-1301, USA.
 */

#pragma once

struct Handle
{
    gint ref_count;
    gpointer ref;
};


inline Handle *handle_new (gpointer ref)
{
    Handle *h = g_new (Handle, 1);

    h->ref_count = 1;
    h->ref = ref;

    return h;
}

inline void handle_free (Handle *h)
{
    g_return_if_fail (h);
    g_return_if_fail (h->ref_count > 0);

    g_free (h);
}

inline void handle_ref (Handle *h)
{
    g_return_if_fail (h);

    h->ref_count++;
}

inline void handle_unref (Handle *h)
{
    g_return_if_fail (h);
    g_return_if_fail (h->ref_count > 0);

    h->ref_count--;
}

inline gpointer handle_get_ref (Handle *h)
{
    g_return_val_if_fail (h, NULL);

    return h->ref;
}