1/*
2 * Copyright (C) 2018 Apple Inc. All rights reserved.
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 "UIMessagePortChannelProvider.h"
28
29#include "WebProcessMessages.h"
30#include "WebProcessProxy.h"
31#include <wtf/CompletionHandler.h>
32
33namespace WebKit {
34using namespace WebCore;
35
36UIMessagePortChannelProvider& UIMessagePortChannelProvider::singleton()
37{
38 static UIMessagePortChannelProvider* provider = new UIMessagePortChannelProvider;
39 return *provider;
40}
41
42UIMessagePortChannelProvider::UIMessagePortChannelProvider()
43 : m_registry(*this)
44{
45}
46
47UIMessagePortChannelProvider::~UIMessagePortChannelProvider()
48{
49 ASSERT_NOT_REACHED();
50}
51
52void UIMessagePortChannelProvider::createNewMessagePortChannel(const MessagePortIdentifier&, const MessagePortIdentifier&)
53{
54 // Should never be called in the UI process provider.
55 ASSERT_NOT_REACHED();
56}
57
58void UIMessagePortChannelProvider::entangleLocalPortInThisProcessToRemote(const MessagePortIdentifier&, const MessagePortIdentifier&)
59{
60 // Should never be called in the UI process provider.
61 ASSERT_NOT_REACHED();
62}
63
64void UIMessagePortChannelProvider::messagePortDisentangled(const MessagePortIdentifier&)
65{
66 // Should never be called in the UI process provider.
67 ASSERT_NOT_REACHED();
68}
69
70void UIMessagePortChannelProvider::messagePortClosed(const MessagePortIdentifier&)
71{
72 // Should never be called in the UI process provider.
73 ASSERT_NOT_REACHED();
74}
75
76void UIMessagePortChannelProvider::takeAllMessagesForPort(const MessagePortIdentifier&, Function<void(Vector<MessageWithMessagePorts>&&, Function<void()>&&)>&&)
77{
78 // Should never be called in the UI process provider.
79 ASSERT_NOT_REACHED();
80}
81
82void UIMessagePortChannelProvider::postMessageToRemote(MessageWithMessagePorts&&, const MessagePortIdentifier&)
83{
84 // Should never be called in the UI process provider.
85 ASSERT_NOT_REACHED();
86}
87
88void UIMessagePortChannelProvider::checkRemotePortForActivity(const MessagePortIdentifier&, CompletionHandler<void(HasActivity)>&&)
89{
90 // Should never be called in the UI process provider.
91 ASSERT_NOT_REACHED();
92}
93
94void UIMessagePortChannelProvider::checkProcessLocalPortForActivity(const MessagePortIdentifier& port, ProcessIdentifier processIdentifier, CompletionHandler<void(HasActivity)>&& completionHandler)
95{
96 auto* process = WebProcessProxy::processForIdentifier(processIdentifier);
97 if (!process) {
98 completionHandler(HasActivity::No);
99 return;
100 }
101
102 process->checkProcessLocalPortForActivity(port, WTFMove(completionHandler));
103}
104
105} // namespace WebKit
106