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/*
* Copyright (C) 2020-2024 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(GPU_PROCESS)
#include "BufferIdentifierSet.h"
#include "Connection.h"
#include "IPCEvent.h"
#include "ImageBufferBackendHandle.h"
#include "MarkSurfacesAsVolatileRequestIdentifier.h"
#include "MessageReceiver.h"
#include "MessageSender.h"
#include "RemoteImageBufferSetIdentifier.h"
#include "RemoteResourceCache.h"
#include "RemoteSerializedImageBufferIdentifier.h"
#include "RemoteSharedResourceCache.h"
#include "RenderingBackendIdentifier.h"
#include "RenderingUpdateID.h"
#include "ScopedActiveMessageReceiveQueue.h"
#include "ScopedRenderingResourcesRequest.h"
#include "ShapeDetectionIdentifier.h"
#include "StreamConnectionWorkQueue.h"
#include "StreamMessageReceiver.h"
#include "StreamServerConnection.h"
#include <WebCore/ImageBufferPixelFormat.h>
#include <WebCore/ProcessIdentity.h>
#include <WebCore/RenderingResourceIdentifier.h>
#include <wtf/HashMap.h>
#include <wtf/WeakPtr.h>
namespace WTF {
enum class Critical : bool;
enum class Synchronous : bool;
}
namespace WebCore {
class DestinationColorSpace;
class FloatSize;
class MediaPlayer;
class NativeImage;
enum class RenderingMode : uint8_t;
struct FontCustomPlatformSerializedData;
namespace ShapeDetection {
struct BarcodeDetectorOptions;
enum class BarcodeFormat : uint8_t;
struct FaceDetectorOptions;
}
}
namespace WebKit {
class GPUConnectionToWebProcess;
class RemoteDisplayListRecorder;
class RemoteImageBuffer;
class RemoteImageBufferSet;
struct BufferIdentifierSet;
struct ImageBufferSetPrepareBufferForDisplayInputData;
struct ImageBufferSetPrepareBufferForDisplayOutputData;
struct SharedPreferencesForWebProcess;
enum class SwapBuffersDisplayRequirement : uint8_t;
namespace ShapeDetection {
class ObjectHeap;
}
class RemoteRenderingBackend : private IPC::MessageSender, public IPC::StreamMessageReceiver, public CanMakeWeakPtr<RemoteRenderingBackend> {
public:
static Ref<RemoteRenderingBackend> create(GPUConnectionToWebProcess&, RenderingBackendIdentifier, Ref<IPC::StreamServerConnection>&&);
virtual ~RemoteRenderingBackend();
void stopListeningForIPC();
std::optional<SharedPreferencesForWebProcess> sharedPreferencesForWebProcess() const;
RemoteResourceCache& remoteResourceCache() { return m_remoteResourceCache; }
RemoteSharedResourceCache& sharedResourceCache() { return m_sharedResourceCache; }
Ref<RemoteSharedResourceCache> protectedSharedResourceCache() { return m_sharedResourceCache; }
void didReceiveStreamMessage(IPC::StreamServerConnection&, IPC::Decoder&) final;
// Runs Function in RemoteRenderingBackend task queue.
void dispatch(Function<void()>&&);
IPC::StreamServerConnection& streamConnection() const { return m_streamConnection.get(); }
Ref<IPC::StreamServerConnection> protectedStreamConnection() const { return m_streamConnection; }
GPUConnectionToWebProcess& gpuConnectionToWebProcess() { return m_gpuConnectionToWebProcess.get(); }
Ref<GPUConnectionToWebProcess> protectedGPUConnectionToWebProcess();
void setSharedMemoryForGetPixelBuffer(RefPtr<WebCore::SharedMemory> memory) { m_getPixelBufferSharedMemory = WTFMove(memory); }
RefPtr<WebCore::SharedMemory> sharedMemoryForGetPixelBuffer() const { return m_getPixelBufferSharedMemory; }
IPC::StreamConnectionWorkQueue& workQueue() const { return m_workQueue; }
Ref<IPC::StreamConnectionWorkQueue> protectedWorkQueue() const { return m_workQueue; }
RefPtr<WebCore::ImageBuffer> imageBuffer(WebCore::RenderingResourceIdentifier);
RefPtr<WebCore::ImageBuffer> takeImageBuffer(WebCore::RenderingResourceIdentifier);
RefPtr<WebCore::ImageBuffer> allocateImageBuffer(const WebCore::FloatSize& logicalSize, WebCore::RenderingMode, WebCore::RenderingPurpose, float resolutionScale, const WebCore::DestinationColorSpace&, WebCore::ImageBufferPixelFormat, WebCore::ImageBufferCreationContext, WebCore::RenderingResourceIdentifier);
void terminateWebProcess(ASCIILiteral message);
RenderingBackendIdentifier identifier() { return m_renderingBackendIdentifier; }
private:
friend class RemoteImageBufferSet;
RemoteRenderingBackend(GPUConnectionToWebProcess&, RenderingBackendIdentifier, Ref<IPC::StreamServerConnection>&&);
void startListeningForIPC();
void workQueueInitialize();
void workQueueUninitialize();
// IPC::MessageSender.
IPC::Connection* messageSenderConnection() const override;
uint64_t messageSenderDestinationID() const override;
// Messages to be received.
void createImageBuffer(const WebCore::FloatSize& logicalSize, WebCore::RenderingMode, WebCore::RenderingPurpose, float resolutionScale, const WebCore::DestinationColorSpace&, WebCore::ImageBufferPixelFormat, WebCore::RenderingResourceIdentifier);
void releaseImageBuffer(WebCore::RenderingResourceIdentifier);
void moveToSerializedBuffer(WebCore::RenderingResourceIdentifier);
void moveToImageBuffer(WebCore::RenderingResourceIdentifier);
#if PLATFORM(COCOA)
void didDrawRemoteToPDF(WebCore::PageIdentifier, WebCore::RenderingResourceIdentifier, WebCore::SnapshotIdentifier);
#endif
void destroyGetPixelBufferSharedMemory();
void cacheNativeImage(WebCore::ShareableBitmap::Handle&&, WebCore::RenderingResourceIdentifier);
void cacheDecomposedGlyphs(Ref<WebCore::DecomposedGlyphs>&&);
void cacheGradient(Ref<WebCore::Gradient>&&);
void cacheFilter(Ref<WebCore::Filter>&&);
void cacheFont(const WebCore::Font::Attributes&, WebCore::FontPlatformDataAttributes, std::optional<WebCore::RenderingResourceIdentifier>);
void cacheFontCustomPlatformData(WebCore::FontCustomPlatformSerializedData&&);
void releaseAllDrawingResources();
void releaseAllImageResources();
void releaseRenderingResource(WebCore::RenderingResourceIdentifier);
void finalizeRenderingUpdate(RenderingUpdateID);
void markSurfacesVolatile(MarkSurfacesAsVolatileRequestIdentifier, const Vector<std::pair<RemoteImageBufferSetIdentifier, OptionSet<BufferInSetType>>>&, bool forcePurge);
void createRemoteImageBufferSet(WebKit::RemoteImageBufferSetIdentifier, WebCore::RenderingResourceIdentifier displayListIdentifier);
void releaseRemoteImageBufferSet(WebKit::RemoteImageBufferSetIdentifier);
#if USE(GRAPHICS_LAYER_WC)
void flush(IPC::Semaphore&&);
#endif
#if PLATFORM(COCOA)
void prepareImageBufferSetsForDisplay(Vector<ImageBufferSetPrepareBufferForDisplayInputData> swapBuffersInput);
void prepareImageBufferSetsForDisplaySync(Vector<ImageBufferSetPrepareBufferForDisplayInputData> swapBuffersInput, CompletionHandler<void(Vector<SwapBuffersDisplayRequirement>&&)>&&);
#endif
void createRemoteBarcodeDetector(ShapeDetectionIdentifier, const WebCore::ShapeDetection::BarcodeDetectorOptions&);
void releaseRemoteBarcodeDetector(ShapeDetectionIdentifier);
void getRemoteBarcodeDetectorSupportedFormats(CompletionHandler<void(Vector<WebCore::ShapeDetection::BarcodeFormat>&&)>&&);
void createRemoteFaceDetector(ShapeDetectionIdentifier, const WebCore::ShapeDetection::FaceDetectorOptions&);
void releaseRemoteFaceDetector(ShapeDetectionIdentifier);
void createRemoteTextDetector(ShapeDetectionIdentifier);
void releaseRemoteTextDetector(ShapeDetectionIdentifier);
void didFailCreateImageBuffer(WebCore::RenderingResourceIdentifier) WTF_REQUIRES_CAPABILITY(workQueue());
void didCreateImageBuffer(Ref<WebCore::ImageBuffer>) WTF_REQUIRES_CAPABILITY(workQueue());
void createDisplayListRecorder(RefPtr<WebCore::ImageBuffer>, WebCore::RenderingResourceIdentifier);
void releaseDisplayListRecorder(WebCore::RenderingResourceIdentifier);
Ref<ShapeDetection::ObjectHeap> protectedShapeDetectionObjectHeap() const;
bool shouldUseLockdownFontParser() const;
void getImageBufferResourceLimitsForTesting(CompletionHandler<void(WebCore::ImageBufferResourceLimits)>&&);
const Ref<IPC::StreamConnectionWorkQueue> m_workQueue;
const Ref<IPC::StreamServerConnection> m_streamConnection;
const Ref<GPUConnectionToWebProcess> m_gpuConnectionToWebProcess;
Ref<RemoteSharedResourceCache> m_sharedResourceCache;
RemoteResourceCache m_remoteResourceCache;
WebCore::ProcessIdentity m_resourceOwner;
RenderingBackendIdentifier m_renderingBackendIdentifier;
RefPtr<WebCore::SharedMemory> m_getPixelBufferSharedMemory;
HashMap<WebCore::RenderingResourceIdentifier, IPC::ScopedActiveMessageReceiveQueue<RemoteDisplayListRecorder>> m_remoteDisplayLists WTF_GUARDED_BY_CAPABILITY(workQueue());
HashMap<WebCore::RenderingResourceIdentifier, IPC::ScopedActiveMessageReceiveQueue<RemoteImageBuffer>> m_remoteImageBuffers WTF_GUARDED_BY_CAPABILITY(workQueue());
HashMap<WebKit::RemoteImageBufferSetIdentifier, IPC::ScopedActiveMessageReceiveQueue<RemoteImageBufferSet>> m_remoteImageBufferSets WTF_GUARDED_BY_CAPABILITY(workQueue());
Ref<ShapeDetection::ObjectHeap> m_shapeDetectionObjectHeap;
};
bool isSmallLayerBacking(const WebCore::ImageBufferParameters&);
} // namespace WebKit
#endif // ENABLE(GPU_PROCESS)
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