1 | /* |
2 | * Copyright (C) 2017 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 | #pragma once |
27 | |
28 | #include "LibWebRTCMacros.h" |
29 | #include <pal/SessionID.h> |
30 | #include <wtf/CompletionHandler.h> |
31 | #include <wtf/Expected.h> |
32 | #include <wtf/UniqueRef.h> |
33 | #include <wtf/text/WTFString.h> |
34 | |
35 | #if USE(LIBWEBRTC) |
36 | |
37 | ALLOW_UNUSED_PARAMETERS_BEGIN |
38 | |
39 | #include <webrtc/api/peerconnectioninterface.h> |
40 | #include <webrtc/api/video_codecs/video_encoder_factory.h> |
41 | #include <webrtc/api/video_codecs/video_decoder_factory.h> |
42 | #include <webrtc/rtc_base/scoped_ref_ptr.h> |
43 | |
44 | ALLOW_UNUSED_PARAMETERS_END |
45 | |
46 | namespace rtc { |
47 | class NetworkManager; |
48 | class PacketSocketFactory; |
49 | class Thread; |
50 | class RTCCertificateGenerator; |
51 | } |
52 | |
53 | namespace webrtc { |
54 | class AsyncResolverFactory; |
55 | class PeerConnectionFactoryInterface; |
56 | } |
57 | #endif |
58 | |
59 | namespace WebCore { |
60 | |
61 | class LibWebRTCAudioModule; |
62 | struct RTCRtpCapabilities; |
63 | |
64 | enum class MDNSRegisterError { NotImplemented, BadParameter, DNSSD, Internal, Timeout }; |
65 | |
66 | class WEBCORE_EXPORT LibWebRTCProvider { |
67 | public: |
68 | static UniqueRef<LibWebRTCProvider> create(); |
69 | |
70 | virtual ~LibWebRTCProvider() = default; |
71 | |
72 | static bool webRTCAvailable(); |
73 | |
74 | virtual void setActive(bool); |
75 | |
76 | virtual void setH264HardwareEncoderAllowed(bool) { } |
77 | |
78 | using IPAddressOrError = Expected<String, MDNSRegisterError>; |
79 | using MDNSNameOrError = Expected<String, MDNSRegisterError>; |
80 | |
81 | virtual void unregisterMDNSNames(uint64_t documentIdentifier) |
82 | { |
83 | UNUSED_PARAM(documentIdentifier); |
84 | } |
85 | |
86 | virtual void registerMDNSName(PAL::SessionID, uint64_t documentIdentifier, const String& ipAddress, CompletionHandler<void(MDNSNameOrError&&)>&& callback) |
87 | { |
88 | UNUSED_PARAM(documentIdentifier); |
89 | UNUSED_PARAM(ipAddress); |
90 | callback(makeUnexpected(MDNSRegisterError::NotImplemented)); |
91 | } |
92 | |
93 | #if USE(LIBWEBRTC) |
94 | virtual rtc::scoped_refptr<webrtc::PeerConnectionInterface> createPeerConnection(webrtc::PeerConnectionObserver&, webrtc::PeerConnectionInterface::RTCConfiguration&&); |
95 | |
96 | webrtc::PeerConnectionFactoryInterface* factory(); |
97 | |
98 | // FIXME: Make these methods not static. |
99 | static void callOnWebRTCNetworkThread(Function<void()>&&); |
100 | static void callOnWebRTCSignalingThread(Function<void()>&&); |
101 | |
102 | // Used for mock testing |
103 | void setPeerConnectionFactory(rtc::scoped_refptr<webrtc::PeerConnectionFactoryInterface>&&); |
104 | |
105 | void disableEnumeratingAllNetworkInterfaces(); |
106 | void enableEnumeratingAllNetworkInterfaces(); |
107 | |
108 | void supportsVP8(bool value) { m_supportsVP8 = value; } |
109 | virtual void disableNonLocalhostConnections() { m_disableNonLocalhostConnections = true; } |
110 | |
111 | rtc::RTCCertificateGenerator& certificateGenerator(); |
112 | |
113 | Optional<RTCRtpCapabilities> receiverCapabilities(const String& kind); |
114 | Optional<RTCRtpCapabilities> senderCapabilities(const String& kind); |
115 | |
116 | void clearFactory() { m_factory = nullptr; } |
117 | |
118 | void setEnableLogging(bool); |
119 | |
120 | protected: |
121 | LibWebRTCProvider() = default; |
122 | |
123 | rtc::scoped_refptr<webrtc::PeerConnectionInterface> createPeerConnection(webrtc::PeerConnectionObserver&, rtc::NetworkManager&, rtc::PacketSocketFactory&, webrtc::PeerConnectionInterface::RTCConfiguration&&, std::unique_ptr<webrtc::AsyncResolverFactory>&&); |
124 | |
125 | rtc::scoped_refptr<webrtc::PeerConnectionFactoryInterface> createPeerConnectionFactory(rtc::Thread* networkThread, rtc::Thread* signalingThread, LibWebRTCAudioModule*); |
126 | virtual std::unique_ptr<webrtc::VideoDecoderFactory> createDecoderFactory(); |
127 | virtual std::unique_ptr<webrtc::VideoEncoderFactory> createEncoderFactory(); |
128 | |
129 | bool m_enableEnumeratingAllNetworkInterfaces { false }; |
130 | // FIXME: Remove m_useNetworkThreadWithSocketServer member variable and make it a global. |
131 | bool m_useNetworkThreadWithSocketServer { true }; |
132 | |
133 | rtc::scoped_refptr<webrtc::PeerConnectionFactoryInterface> m_factory; |
134 | bool m_disableNonLocalhostConnections { false }; |
135 | bool m_supportsVP8 { false }; |
136 | bool m_enableLogging { true }; |
137 | #endif |
138 | }; |
139 | |
140 | } // namespace WebCore |
141 | |
142 | namespace WTF { |
143 | template<> struct EnumTraits<WebCore::MDNSRegisterError> { |
144 | using values = EnumValues< |
145 | WebCore::MDNSRegisterError, |
146 | WebCore::MDNSRegisterError::NotImplemented, |
147 | WebCore::MDNSRegisterError::BadParameter, |
148 | WebCore::MDNSRegisterError::DNSSD, |
149 | WebCore::MDNSRegisterError::Internal, |
150 | WebCore::MDNSRegisterError::Timeout |
151 | >; |
152 | }; |
153 | } |
154 | |