| /* |
| * Copyright (C) 2021 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
| * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #pragma once |
| |
| #if ENABLE(WEB_RTC) |
| |
| #include "Connection.h" |
| #include "DataReference.h" |
| #include <WebCore/ProcessQualified.h> |
| #include <WebCore/RTCDataChannelRemoteHandler.h> |
| #include <WebCore/RTCDataChannelRemoteHandlerConnection.h> |
| #include <WebCore/RTCDataChannelRemoteSource.h> |
| #include <WebCore/RTCDataChannelRemoteSourceConnection.h> |
| #include <wtf/WorkQueue.h> |
| |
| namespace WebKit { |
| |
| class RTCDataChannelRemoteManager final : public IPC::Connection::WorkQueueMessageReceiver { |
| public: |
| static RTCDataChannelRemoteManager& sharedManager(); |
| |
| WebCore::RTCDataChannelRemoteHandlerConnection& remoteHandlerConnection(); |
| void setConnection(IPC::Connection*); |
| bool connectToRemoteSource(WebCore::RTCDataChannelIdentifier source, WebCore::RTCDataChannelIdentifier handler); |
| |
| private: |
| RTCDataChannelRemoteManager(); |
| |
| // IPC::Connection::WorkQueueMessageReceiver |
| void didReceiveMessage(IPC::Connection&, IPC::Decoder&) final; |
| |
| // Messages |
| void sendData(WebCore::RTCDataChannelIdentifier, bool isRaw, const IPC::DataReference&); |
| void close(WebCore::RTCDataChannelIdentifier); |
| |
| // To handler |
| void changeReadyState(WebCore::RTCDataChannelIdentifier, WebCore::RTCDataChannelState); |
| void receiveData(WebCore::RTCDataChannelIdentifier, bool isRaw, const IPC::DataReference&); |
| void detectError(WebCore::RTCDataChannelIdentifier, WebCore::RTCErrorDetailType, String&&); |
| void bufferedAmountIsDecreasing(WebCore::RTCDataChannelIdentifier, size_t); |
| |
| WebCore::RTCDataChannelRemoteSourceConnection& remoteSourceConnection(); |
| void postTaskToHandler(WebCore::RTCDataChannelIdentifier, Function<void(WebCore::RTCDataChannelRemoteHandler&)>&&); |
| WebCore::RTCDataChannelRemoteSource* sourceFromIdentifier(WebCore::RTCDataChannelIdentifier); |
| |
| class RemoteHandlerConnection : public WebCore::RTCDataChannelRemoteHandlerConnection { |
| public: |
| static Ref<RemoteHandlerConnection> create(Ref<WorkQueue>&&); |
| |
| void connectToSource(WebCore::RTCDataChannelRemoteHandler&, WebCore::ScriptExecutionContextIdentifier, WebCore::RTCDataChannelIdentifier, WebCore::RTCDataChannelIdentifier) final; |
| void sendData(WebCore::RTCDataChannelIdentifier, bool isRaw, const unsigned char*, size_t) final; |
| void close(WebCore::RTCDataChannelIdentifier) final; |
| |
| private: |
| explicit RemoteHandlerConnection(Ref<WorkQueue>&&); |
| |
| Ref<IPC::Connection> m_connection; |
| Ref<WorkQueue> m_queue; |
| }; |
| |
| class RemoteSourceConnection : public WebCore::RTCDataChannelRemoteSourceConnection { |
| public: |
| static Ref<RemoteSourceConnection> create(); |
| |
| private: |
| RemoteSourceConnection(); |
| |
| void didChangeReadyState(WebCore::RTCDataChannelIdentifier, WebCore::RTCDataChannelState) final; |
| void didReceiveStringData(WebCore::RTCDataChannelIdentifier, const String&) final; |
| void didReceiveRawData(WebCore::RTCDataChannelIdentifier, const uint8_t*, size_t) final; |
| void didDetectError(WebCore::RTCDataChannelIdentifier, WebCore::RTCErrorDetailType, const String&) final; |
| void bufferedAmountIsDecreasing(WebCore::RTCDataChannelIdentifier, size_t) final; |
| |
| Ref<IPC::Connection> m_connection; |
| }; |
| |
| struct RemoteHandler { |
| WeakPtr<WebCore::RTCDataChannelRemoteHandler> handler; |
| WebCore::ScriptExecutionContextIdentifier contextIdentifier; |
| }; |
| |
| Ref<WorkQueue> m_queue; |
| RefPtr<IPC::Connection> m_connection; |
| RefPtr<RemoteHandlerConnection> m_remoteHandlerConnection; |
| RefPtr<RemoteSourceConnection> m_remoteSourceConnection; |
| HashMap<WebCore::RTCDataChannelLocalIdentifier, UniqueRef<WebCore::RTCDataChannelRemoteSource>> m_sources; |
| HashMap<WebCore::RTCDataChannelLocalIdentifier, RemoteHandler> m_handlers; |
| }; |
| |
| } // namespace WebKit |
| |
| #endif // ENABLE(WEB_RTC) |