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/*
* Copyright (C) 2020 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.
*/
#include "config.h"
#include "SpeechRecognitionRemoteRealtimeMediaSourceManager.h"
#include "MessageSenderInlines.h"
#if ENABLE(MEDIA_STREAM)
#include "SpeechRecognitionRealtimeMediaSourceManagerMessages.h"
#include "SpeechRecognitionRemoteRealtimeMediaSource.h"
namespace WebKit {
SpeechRecognitionRemoteRealtimeMediaSourceManager::SpeechRecognitionRemoteRealtimeMediaSourceManager(Ref<IPC::Connection>&& connection)
: m_connection(WTFMove(connection))
{
}
void SpeechRecognitionRemoteRealtimeMediaSourceManager::addSource(SpeechRecognitionRemoteRealtimeMediaSource& source, const WebCore::CaptureDevice& captureDevice)
{
auto identifier = source.identifier();
ASSERT(!m_sources.contains(identifier));
m_sources.add(identifier, source);
#if ENABLE(SANDBOX_EXTENSIONS)
if (!captureDevice.isMockDevice()) {
m_sourcesNeedingSandboxExtension.add(identifier);
if (m_sourcesNeedingSandboxExtension.size() == 1) {
auto machBootstrapHandle = SandboxExtension::createHandleForMachBootstrapExtension();
SandboxExtension::Handle handleForTCCD;
if (auto handle = SandboxExtension::createHandleForMachLookup("com.apple.tccd"_s, m_connection->getAuditToken()))
handleForTCCD = WTFMove(*handle);
SandboxExtension::Handle handleForMicrophone;
if (auto handle = SandboxExtension::createHandleForGenericExtension("com.apple.webkit.microphone"_s))
handleForMicrophone = WTFMove(*handle);
send(Messages::SpeechRecognitionRealtimeMediaSourceManager::GrantSandboxExtensions(machBootstrapHandle, handleForTCCD, handleForMicrophone));
}
}
#endif
send(Messages::SpeechRecognitionRealtimeMediaSourceManager::CreateSource(identifier, captureDevice, source.pageIdentifier()));
}
void SpeechRecognitionRemoteRealtimeMediaSourceManager::removeSource(SpeechRecognitionRemoteRealtimeMediaSource& source)
{
auto identifier = source.identifier();
ASSERT(!m_sources.get(identifier).get().get() || m_sources.get(identifier).get().get() == &source);
m_sources.remove(identifier);
#if ENABLE(SANDBOX_EXTENSIONS)
if (m_sourcesNeedingSandboxExtension.remove(identifier)) {
if (m_sourcesNeedingSandboxExtension.isEmpty())
send(Messages::SpeechRecognitionRealtimeMediaSourceManager::RevokeSandboxExtensions());
}
#endif
send(Messages::SpeechRecognitionRealtimeMediaSourceManager::DeleteSource(identifier));
}
void SpeechRecognitionRemoteRealtimeMediaSourceManager::remoteAudioSamplesAvailable(WebCore::RealtimeMediaSourceIdentifier identifier, const WTF::MediaTime& time, uint64_t numberOfFrames)
{
if (auto source = m_sources.get(identifier).get())
source->remoteAudioSamplesAvailable(time, numberOfFrames);
}
void SpeechRecognitionRemoteRealtimeMediaSourceManager::remoteCaptureFailed(WebCore::RealtimeMediaSourceIdentifier identifier)
{
if (auto source = m_sources.get(identifier).get())
source->remoteCaptureFailed();
}
void SpeechRecognitionRemoteRealtimeMediaSourceManager::remoteSourceStopped(WebCore::RealtimeMediaSourceIdentifier identifier)
{
if (auto source = m_sources.get(identifier).get())
source->remoteSourceStopped();
}
IPC::Connection* SpeechRecognitionRemoteRealtimeMediaSourceManager::messageSenderConnection() const
{
return m_connection.ptr();
}
uint64_t SpeechRecognitionRemoteRealtimeMediaSourceManager::messageSenderDestinationID() const
{
return 0;
}
#if PLATFORM(COCOA)
void SpeechRecognitionRemoteRealtimeMediaSourceManager::setStorage(WebCore::RealtimeMediaSourceIdentifier identifier, ConsumerSharedCARingBuffer::Handle&& handle, const WebCore::CAAudioStreamDescription& description)
{
if (auto source = m_sources.get(identifier).get())
source->setStorage(WTFMove(handle), description);
}
#endif
} // namespace WebKit
#endif
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