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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
#if ENABLE(IPC_TESTING_API)
#include "IPCConnectionTesterIdentifier.h"
#include "IPCStreamTesterIdentifier.h"
#include "MessageReceiver.h"
#include "ScopedActiveMessageReceiveQueue.h"
#include "StreamConnectionBuffer.h"
#include "StreamConnectionWorkQueue.h"
#include "StreamMessageReceiver.h"
#include "StreamServerConnection.h"
#include <WebCore/SharedMemory.h>
#include <atomic>
#include <wtf/HashMap.h>
#include <wtf/WorkQueue.h>
#endif
namespace WebKit {
#if ENABLE(IPC_TESTING_API)
class IPCConnectionTester;
class IPCStreamTester;
// Main test interface for initiating various IPC test activities.
class IPCTester final : public IPC::MessageReceiver, public RefCounted<IPCTester> {
public:
static Ref<IPCTester> create();
~IPCTester();
void ref() const final { RefCounted::ref(); }
void deref() const final { RefCounted::deref(); }
// IPC::MessageReceiver overrides.
void didReceiveMessage(IPC::Connection&, IPC::Decoder&) final;
bool didReceiveSyncMessage(IPC::Connection&, IPC::Decoder&, UniqueRef<IPC::Encoder>&) final;
private:
IPCTester();
// Messages.
void startMessageTesting(IPC::Connection&, String&& driverName);
void stopMessageTesting(CompletionHandler<void()>&&);
void createStreamTester(IPC::Connection&, IPCStreamTesterIdentifier, IPC::StreamServerConnection::Handle&&);
void releaseStreamTester(IPCStreamTesterIdentifier, CompletionHandler<void()>&&);
void createConnectionTester(IPC::Connection&, IPCConnectionTesterIdentifier, IPC::Connection::Handle&&);
void createConnectionTesterAndSendAsyncMessages(IPC::Connection&, IPCConnectionTesterIdentifier, IPC::Connection::Handle&&, uint32_t messageCount);
void releaseConnectionTester(IPCConnectionTesterIdentifier, CompletionHandler<void()>&&);
void sendSameSemaphoreBack(IPC::Connection&, IPC::Semaphore&&);
void sendSemaphoreBackAndSignalProtocol(IPC::Connection&, IPC::Semaphore&&);
void sendAsyncMessageToReceiver(IPC::Connection&, uint32_t);
void asyncPing(uint32_t value, CompletionHandler<void(uint32_t)>&&);
void syncPing(IPC::Connection&, uint32_t value, CompletionHandler<void(uint32_t)>&&);
void syncPingEmptyReply(IPC::Connection&, uint32_t value, CompletionHandler<void()>&&);
void asyncOptionalExceptionData(IPC::Connection&, bool sendEngaged, CompletionHandler<void(std::optional<WebCore::ExceptionData>, String)>&&);
void stopIfNeeded();
RefPtr<WorkQueue> m_testQueue;
std::atomic<bool> m_shouldStop { false };
using StreamTesterMap = HashMap<IPCStreamTesterIdentifier, IPC::ScopedActiveMessageReceiveQueue<IPCStreamTester>>;
StreamTesterMap m_streamTesters;
using ConnectionTesterMap = HashMap<IPCConnectionTesterIdentifier, IPC::ScopedActiveMessageReceiveQueue<IPCConnectionTester>>;
ConnectionTesterMap m_connectionTesters;
};
#endif
}
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