server/red-pipe-item.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53

/* -*- Mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
   Copyright (C) 2016 Red Hat, Inc.

   This 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.

   This 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 this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>

#include "red-channel.h"
#include "red-pipe-item.h"

PipeItem *pipe_item_ref(gpointer object)
{
    PipeItem *item = object;

    g_return_val_if_fail(item->refcount > 0, NULL);

    g_atomic_int_inc(&item->refcount);

    return item;
}

void pipe_item_unref(gpointer object)
{
    PipeItem *item = object;

    g_return_if_fail(item->refcount > 0);

    if (g_atomic_int_dec_and_test(&item->refcount)) {
        item->free_func(item);
    }
}

void pipe_item_init_full(PipeItem *item,
                         gint type,
                         GDestroyNotify free_func)
{
    ring_item_init(&item->link);
    item->type = type;
    item->refcount = 1;
    item->free_func = free_func ? free_func : (GDestroyNotify)free;
}