129 lines
4.2 KiB
C++
129 lines
4.2 KiB
C++
/*
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* Copyright (C) 2021 Apple Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "RTCDataChannelRemoteHandler.h"
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#if ENABLE(WEB_RTC)
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#include "RTCDataChannelHandlerClient.h"
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#include "RTCDataChannelRemoteHandlerConnection.h"
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#include "SharedBuffer.h"
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namespace WebCore {
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std::unique_ptr<RTCDataChannelRemoteHandler> RTCDataChannelRemoteHandler::create(RTCDataChannelIdentifier remoteIdentifier, RefPtr<RTCDataChannelRemoteHandlerConnection>&& connection)
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{
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if (!connection)
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return nullptr;
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return makeUnique<RTCDataChannelRemoteHandler>(remoteIdentifier, connection.releaseNonNull());
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}
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RTCDataChannelRemoteHandler::RTCDataChannelRemoteHandler(RTCDataChannelIdentifier remoteIdentifier, Ref<RTCDataChannelRemoteHandlerConnection>&& connection)
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: m_remoteIdentifier(remoteIdentifier)
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, m_connection(WTFMove(connection))
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{
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}
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RTCDataChannelRemoteHandler::~RTCDataChannelRemoteHandler()
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{
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}
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void RTCDataChannelRemoteHandler::didChangeReadyState(RTCDataChannelState state)
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{
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m_client->didChangeReadyState(state);
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}
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void RTCDataChannelRemoteHandler::didReceiveStringData(String&& text)
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{
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m_client->didReceiveStringData(text);
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}
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void RTCDataChannelRemoteHandler::didReceiveRawData(const uint8_t* data, size_t size)
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{
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m_client->didReceiveRawData(data, size);
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}
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void RTCDataChannelRemoteHandler::didDetectError()
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{
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m_client->didDetectError();
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}
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void RTCDataChannelRemoteHandler::bufferedAmountIsDecreasing(size_t amount)
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{
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m_client->bufferedAmountIsDecreasing(amount);
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}
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void RTCDataChannelRemoteHandler::readyToSend()
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{
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m_isReadyToSend = true;
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for (auto& message : m_pendingMessages)
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m_connection->sendData(m_remoteIdentifier, message.isRaw, message.buffer->data(), message.buffer->size());
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m_pendingMessages.clear();
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if (m_isPendingClose)
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m_connection->close(m_remoteIdentifier);
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}
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void RTCDataChannelRemoteHandler::setClient(RTCDataChannelHandlerClient& client, ScriptExecutionContextIdentifier contextIdentifier)
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{
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m_client = &client;
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ASSERT(m_localIdentifier.channelIdentifier);
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m_connection->connectToSource(*this, contextIdentifier, m_localIdentifier, m_remoteIdentifier);
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}
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bool RTCDataChannelRemoteHandler::sendStringData(const CString& text)
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{
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if (!m_isReadyToSend) {
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m_pendingMessages.append(Message { false, SharedBuffer::create(text.data(), text.length()) });
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return true;
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}
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m_connection->sendData(m_remoteIdentifier, false, text.dataAsUInt8Ptr(), text.length());
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return true;
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}
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bool RTCDataChannelRemoteHandler::sendRawData(const uint8_t* data, size_t size)
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{
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if (!m_isReadyToSend) {
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m_pendingMessages.append(Message { true, SharedBuffer::create(data, size) });
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return true;
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}
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m_connection->sendData(m_remoteIdentifier, true, data, size);
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return true;
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}
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void RTCDataChannelRemoteHandler::close()
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{
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if (!m_isReadyToSend) {
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m_isPendingClose = true;
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return;
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}
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m_connection->close(m_remoteIdentifier);
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}
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} // namespace WebCore
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#endif // ENABLE(WEB_RTC)
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