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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 <atomic>
#include <wtf/WorkQueue.h>
namespace WebKit {
#define ASSERT_IS_TESTING_IPC() ASSERT(isTestingIPC(), "Untrusted connection sent invalid data. Should only happen when testing IPC.")
#if ENABLE(IPC_TESTING_API)
// Function to check when asserting IPC-related failures, so that IPC testing skips the assertions
// and exposes bugs underneath.
bool isTestingIPC();
class IPCTester final : public IPC::MessageReceiver {
public:
IPCTester();
~IPCTester();
// IPC::MessageReceiver overrides.
void didReceiveMessage(IPC::Connection&, IPC::Decoder&) final;
bool didReceiveSyncMessage(IPC::Connection&, IPC::Decoder&, UniqueRef<IPC::Encoder>&) final;
private:
// Messages.
void startMessageTesting(IPC::Connection&, String&& driverName);
void stopMessageTesting(CompletionHandler<void()>);
void stopIfNeeded();
RefPtr<WorkQueue> m_testQueue;
std::atomic<bool> m_shouldStop { false };
};
#else
constexpr inline bool isTestingIPC()
{
return false;
}
#endif
}
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