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/*
* Copyright (C) 2012 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.
*/
#ifndef MessageDecoder_h
#define MessageDecoder_h
#include "ArgumentDecoder.h"
#include "MessageRecorder.h"
#include "StringReference.h"
#if HAVE(DTRACE)
#include <uuid/uuid.h>
#endif
#if HAVE(QOS_CLASSES)
#include <pthread.h>
#include <pthread/qos.h>
#endif
namespace IPC {
class DataReference;
class ImportanceAssertion;
class MessageDecoder : public ArgumentDecoder {
public:
MessageDecoder(const DataReference& buffer, Vector<Attachment>);
virtual ~MessageDecoder();
StringReference messageReceiverName() const { return m_messageReceiverName; }
StringReference messageName() const { return m_messageName; }
uint64_t destinationID() const { return m_destinationID; }
bool isSyncMessage() const;
bool shouldDispatchMessageWhenWaitingForSyncReply() const;
bool shouldUseFullySynchronousModeForTesting() const;
#if PLATFORM(MAC)
void setImportanceAssertion(std::unique_ptr<ImportanceAssertion>);
#endif
#if HAVE(QOS_CLASSES)
void setQOSClassOverride(pthread_override_t override) { m_qosClassOverride = override; }
#endif
#if HAVE(DTRACE)
void setMessageProcessingToken(std::unique_ptr<MessageRecorder::MessageProcessingToken> token) { m_processingToken = WTFMove(token); }
const uuid_t& UUID() const { return m_UUID; }
#endif
static std::unique_ptr<MessageDecoder> unwrapForTesting(MessageDecoder&);
private:
uint8_t m_messageFlags;
StringReference m_messageReceiverName;
StringReference m_messageName;
uint64_t m_destinationID;
#if HAVE(DTRACE)
uuid_t m_UUID;
std::unique_ptr<MessageRecorder::MessageProcessingToken> m_processingToken;
#endif
#if PLATFORM(MAC)
std::unique_ptr<ImportanceAssertion> m_importanceAssertion;
#endif
#if HAVE(QOS_CLASSES)
pthread_override_t m_qosClassOverride { nullptr };
#endif
};
} // namespace IPC
#endif // MessageDecoder_h
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