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/*
* 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
#include "MessageReceiver.h"
#include "WebProcessProxy.h"
#include <WebCore/ScriptExecutionContextIdentifier.h>
#include <WebCore/WebLockIdentifier.h>
#include <WebCore/WebLockMode.h>
#include <wtf/TZoneMalloc.h>
namespace WebCore {
struct ClientOrigin;
struct WebLockManagerSnapshot;
}
namespace WebKit {
struct SharedPreferencesForWebProcess;
class WebLockRegistryProxy final : public IPC::MessageReceiver {
WTF_MAKE_TZONE_ALLOCATED(WebLockRegistryProxy);
public:
explicit WebLockRegistryProxy(WebProcessProxy&);
~WebLockRegistryProxy();
void ref() const final { m_process->ref(); }
void deref() const final { m_process->deref(); }
std::optional<SharedPreferencesForWebProcess> sharedPreferencesForWebProcess() { return m_process->sharedPreferencesForWebProcess(); }
void processDidExit();
void didReceiveMessage(IPC::Connection&, IPC::Decoder&) final;
private:
// IPC Message handlers.
void requestLock(WebCore::ClientOrigin&&, WebCore::WebLockIdentifier, WebCore::ScriptExecutionContextIdentifier, String&& name, WebCore::WebLockMode, bool steal, bool ifAvailable);
void releaseLock(WebCore::ClientOrigin&&, WebCore::WebLockIdentifier, WebCore::ScriptExecutionContextIdentifier, String&& name);
void abortLockRequest(WebCore::ClientOrigin&&, WebCore::WebLockIdentifier, WebCore::ScriptExecutionContextIdentifier, String&& name, CompletionHandler<void(bool)>&&);
void snapshot(WebCore::ClientOrigin&&, CompletionHandler<void(WebCore::WebLockManagerSnapshot&&)>&&);
void clientIsGoingAway(WebCore::ClientOrigin&&, WebCore::ScriptExecutionContextIdentifier);
Ref<WebProcessProxy> protectedProcess() const { return m_process.get(); }
CheckedRef<WebProcessProxy> m_process;
bool m_hasEverRequestedLocks { false };
};
} // namespace WebKit
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