shaka-packager/base/mac/scoped_mach_port.h

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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef BASE_MAC_SCOPED_MACH_PORT_H_
#define BASE_MAC_SCOPED_MACH_PORT_H_
#include <mach/mach.h>
#include "base/basictypes.h"
#include "base/base_export.h"
namespace base {
namespace mac {
// A class for managing the life of a Mach port, releasing via
// mach_port_deallocate either its send and/or receive rights.
class BASE_EXPORT ScopedMachPort {
public:
// Creates a scoper by taking ownership of the port.
explicit ScopedMachPort(mach_port_t port);
~ScopedMachPort();
void reset(mach_port_t port = MACH_PORT_NULL);
operator mach_port_t() const {
return port_;
}
mach_port_t get() const {
return port_;
}
private:
mach_port_t port_;
DISALLOW_COPY_AND_ASSIGN(ScopedMachPort);
};
} // namespace mac
} // namespace base
#endif // BASE_MAC_SCOPED_MACH_PORT_H_