1/*
2 * Copyright (C) 2015 Igalia S.L.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "GSocketMonitor.h"
28
29#include <gio/gio.h>
30#include <wtf/glib/RunLoopSourcePriority.h>
31
32namespace IPC {
33
34GSocketMonitor::~GSocketMonitor()
35{
36 stop();
37}
38
39gboolean GSocketMonitor::socketSourceCallback(GSocket*, GIOCondition condition, GSocketMonitor* monitor)
40{
41 if (g_cancellable_is_cancelled(monitor->m_cancellable.get()))
42 return G_SOURCE_REMOVE;
43 return monitor->m_callback(condition);
44}
45
46void GSocketMonitor::start(GSocket* socket, GIOCondition condition, RunLoop& runLoop, Function<gboolean (GIOCondition)>&& callback)
47{
48 stop();
49
50 m_cancellable = adoptGRef(g_cancellable_new());
51 m_source = adoptGRef(g_socket_create_source(socket, condition, m_cancellable.get()));
52 g_source_set_name(m_source.get(), "[WebKit] Socket monitor");
53 m_callback = WTFMove(callback);
54 g_source_set_callback(m_source.get(), reinterpret_cast<GSourceFunc>(reinterpret_cast<GCallback>(socketSourceCallback)), this, nullptr);
55 g_source_set_priority(m_source.get(), RunLoopSourcePriority::RunLoopDispatcher);
56 g_source_attach(m_source.get(), runLoop.mainContext());
57}
58
59void GSocketMonitor::stop()
60{
61 if (!m_source)
62 return;
63
64 g_cancellable_cancel(m_cancellable.get());
65 m_cancellable = nullptr;
66 g_source_destroy(m_source.get());
67 m_source = nullptr;
68 m_callback = nullptr;
69}
70
71} // namespace IPC
72