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/*
* Copyright (C) 2014 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
#include "MessageReceiver.h"
#include "SandboxExtension.h"
#include "WebPageProxyIdentifier.h"
#include <WebCore/SharedMemory.h>
#include <wtf/HashMap.h>
#include <wtf/WeakHashSet.h>
namespace IPC {
struct AsyncReplyIDType;
using AsyncReplyID = AtomicObjectIdentifier<AsyncReplyIDType>;
class SharedBufferReference;
}
namespace WebCore {
enum class DataOwnerType : uint8_t;
class Color;
class PasteboardCustomData;
class SelectionData;
struct PasteboardBuffer;
struct PasteboardImage;
struct PasteboardItemInfo;
struct PasteboardURL;
struct PasteboardWebContent;
class SharedBuffer;
}
namespace WebKit {
enum class PasteboardAccessIntent : bool;
class WebFrameProxy;
class WebProcessProxy;
class WebPasteboardProxy : public IPC::MessageReceiver {
WTF_MAKE_NONCOPYABLE(WebPasteboardProxy);
friend LazyNeverDestroyed<WebPasteboardProxy>;
public:
static WebPasteboardProxy& singleton();
void addWebProcessProxy(WebProcessProxy&);
void removeWebProcessProxy(WebProcessProxy&);
// Do nothing since this is a singleton.
void ref() const final { }
void deref() const final { }
#if PLATFORM(COCOA)
void revokeAccess(WebProcessProxy&);
std::optional<IPC::AsyncReplyID> grantAccessToCurrentData(WebProcessProxy&, const String& pasteboardName, CompletionHandler<void()>&&);
void grantAccessToCurrentTypes(WebProcessProxy&, const String& pasteboardName);
#endif
#if PLATFORM(GTK)
void setPrimarySelectionOwner(WebFrameProxy*);
WebFrameProxy* primarySelectionOwner() const { return m_primarySelectionOwner; }
void didDestroyFrame(WebFrameProxy*);
#endif
private:
WebPasteboardProxy();
void didReceiveMessage(IPC::Connection&, IPC::Decoder&) override;
bool didReceiveSyncMessage(IPC::Connection&, IPC::Decoder&, UniqueRef<IPC::Encoder>&) override;
RefPtr<WebProcessProxy> webProcessProxyForConnection(IPC::Connection&) const;
#if PLATFORM(IOS_FAMILY)
void writeURLToPasteboard(IPC::Connection&, const WebCore::PasteboardURL&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>);
void writeWebContentToPasteboard(IPC::Connection&, const WebCore::PasteboardWebContent&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>);
void writeImageToPasteboard(IPC::Connection&, const WebCore::PasteboardImage&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>);
void writeStringToPasteboard(IPC::Connection&, const String& pasteboardType, const String&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>);
void updateSupportedTypeIdentifiers(const Vector<String>& identifiers, const String& pasteboardName, std::optional<WebPageProxyIdentifier>);
#endif
#if PLATFORM(COCOA)
void getNumberOfFiles(IPC::Connection&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(uint64_t)>&&);
void getPasteboardTypes(IPC::Connection&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(Vector<String>&&)>&&);
void getPasteboardPathnamesForType(IPC::Connection&, const String& pasteboardName, const String& pasteboardType, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(Vector<String>&& pathnames, Vector<SandboxExtension::Handle>&&)>&&);
void getPasteboardStringForType(IPC::Connection&, const String& pasteboardName, const String& pasteboardType, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(String&&)>&&);
void getPasteboardStringsForType(IPC::Connection&, const String& pasteboardName, const String& pasteboardType, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(Vector<String>&&)>&&);
void getPasteboardBufferForType(IPC::Connection&, const String& pasteboardName, const String& pasteboardType, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(WebCore::PasteboardBuffer&&)>&&);
void getPasteboardChangeCount(IPC::Connection&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(int64_t)>&&);
void getPasteboardColor(IPC::Connection&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(WebCore::Color&&)>&&);
void getPasteboardURL(IPC::Connection&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(const String&)>&&);
void addPasteboardTypes(IPC::Connection&, const String& pasteboardName, const Vector<String>& pasteboardTypes, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(int64_t)>&&);
void setPasteboardTypes(IPC::Connection&, const String& pasteboardName, const Vector<String>& pasteboardTypes, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(int64_t)>&&);
void setPasteboardURL(IPC::Connection&, const WebCore::PasteboardURL&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(int64_t)>&&);
void setPasteboardColor(IPC::Connection&, const String&, const WebCore::Color&, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(int64_t)>&&);
void setPasteboardStringForType(IPC::Connection&, const String& pasteboardName, const String& pasteboardType, const String&, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(int64_t)>&&);
void setPasteboardBufferForType(IPC::Connection&, const String& pasteboardName, const String& pasteboardType, RefPtr<WebCore::SharedBuffer>&&, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(int64_t)>&&);
#if ENABLE(IPC_TESTING_API)
void testIPCSharedMemory(IPC::Connection&, const String& pasteboardName, const String& pasteboardType, WebCore::SharedMemory::Handle&&, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(int64_t, String)>&&);
#endif
#endif
void readStringFromPasteboard(IPC::Connection&, size_t index, const String& pasteboardType, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(String&&)>&&);
void readURLFromPasteboard(IPC::Connection&, size_t index, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(String&& url, String&& title)>&&);
void readBufferFromPasteboard(IPC::Connection&, std::optional<size_t> index, const String& pasteboardType, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(RefPtr<WebCore::SharedBuffer>&&)>&&);
void getPasteboardItemsCount(IPC::Connection&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(uint64_t)>&&);
void informationForItemAtIndex(IPC::Connection&, size_t index, const String& pasteboardName, int64_t changeCount, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(std::optional<WebCore::PasteboardItemInfo>&&)>&&);
void allPasteboardItemInfo(IPC::Connection&, const String& pasteboardName, int64_t changeCount, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(std::optional<Vector<WebCore::PasteboardItemInfo>>&&)>&&);
void writeCustomData(IPC::Connection&, const Vector<WebCore::PasteboardCustomData>&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(int64_t)>&&);
void typesSafeForDOMToReadAndWrite(IPC::Connection&, const String& pasteboardName, const String& origin, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(Vector<String>&&)>&&);
void containsStringSafeForDOMToReadForType(IPC::Connection&, const String&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(bool)>&&);
void containsURLStringSuitableForLoading(IPC::Connection&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(bool)>&&);
void urlStringSuitableForLoading(IPC::Connection&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, CompletionHandler<void(String&& url, String&& title)>&&);
#if PLATFORM(GTK)
void getTypes(const String& pasteboardName, CompletionHandler<void(Vector<String>&&)>&&);
void readText(IPC::Connection&, const String& pasteboardName, CompletionHandler<void(String&&)>&&);
void readFilePaths(IPC::Connection&, const String& pasteboardName, CompletionHandler<void(Vector<String>&&)>&&);
void readBuffer(IPC::Connection&, const String& pasteboardName, const String& pasteboardType, CompletionHandler<void(RefPtr<WebCore::SharedBuffer>&&)>&&);
void writeToClipboard(const String& pasteboardName, WebCore::SelectionData&&);
void clearClipboard(const String& pasteboardName);
void getPasteboardChangeCount(IPC::Connection&, const String& pasteboardName, CompletionHandler<void(int64_t)>&&);
WebFrameProxy* m_primarySelectionOwner { nullptr };
#endif // PLATFORM(GTK)
#if USE(LIBWPE)
void getPasteboardTypes(CompletionHandler<void(Vector<String>&&)>&&);
void writeWebContentToPasteboard(const WebCore::PasteboardWebContent&);
void writeStringToPasteboard(const String& pasteboardType, const String&);
#endif
#if PLATFORM(COCOA)
bool canAccessPasteboardTypes(IPC::Connection&, const String& pasteboardName) const;
bool canAccessPasteboardData(IPC::Connection&, const String& pasteboardName) const;
void didModifyContentsOfPasteboard(IPC::Connection&, const String& pasteboardName, int64_t previousChangeCount, int64_t newChangeCount);
enum class PasteboardAccessType : uint8_t { Types, TypesAndData };
std::optional<PasteboardAccessType> accessType(IPC::Connection&, const String& pasteboardName) const;
void grantAccess(WebProcessProxy&, const String& pasteboardName, PasteboardAccessType);
std::optional<WebCore::DataOwnerType> determineDataOwner(IPC::Connection&, const String& pasteboardName, std::optional<WebPageProxyIdentifier>, PasteboardAccessIntent) const;
#endif
WeakHashSet<WebProcessProxy> m_webProcessProxySet;
#if PLATFORM(COCOA)
struct PasteboardAccessInformation {
~PasteboardAccessInformation();
int64_t changeCount { 0 };
Vector<std::pair<WeakPtr<WebProcessProxy>, PasteboardAccessType>> processes;
void grantAccess(WebProcessProxy&, PasteboardAccessType);
void revokeAccess(WebProcessProxy&);
std::optional<PasteboardAccessType> accessType(WebProcessProxy&) const;
};
HashMap<String, PasteboardAccessInformation> m_pasteboardNameToAccessInformationMap;
#endif
};
} // namespace WebKit
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