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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.
*/
#ifndef MachSendRight_h
#define MachSendRight_h
#include <mach/mach_port.h>
namespace WebCore {
class MachSendRight {
public:
WEBCORE_EXPORT static MachSendRight adopt(mach_port_t);
WEBCORE_EXPORT static MachSendRight create(mach_port_t);
MachSendRight() = default;
WEBCORE_EXPORT MachSendRight(MachSendRight&&);
WEBCORE_EXPORT ~MachSendRight();
WEBCORE_EXPORT MachSendRight& operator=(MachSendRight&&);
explicit operator bool() const { return m_port != MACH_PORT_NULL; }
mach_port_t sendRight() const { return m_port; }
WEBCORE_EXPORT MachSendRight copySendRight() const;
WEBCORE_EXPORT mach_port_t leakSendRight() WARN_UNUSED_RETURN;
private:
explicit MachSendRight(mach_port_t);
mach_port_t m_port { MACH_PORT_NULL };
};
}
#endif // MachSendRight_h
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