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base / mac / scoped_ioobject.h [blame]
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef BASE_MAC_SCOPED_IOOBJECT_H_
#define BASE_MAC_SCOPED_IOOBJECT_H_
#include <IOKit/IOKitLib.h>
#include "base/apple/scoped_typeref.h"
namespace base::mac {
namespace internal {
template <typename IOT>
struct ScopedIOObjectTraits {
static IOT InvalidValue() { return IO_OBJECT_NULL; }
static IOT Retain(IOT iot) {
IOObjectRetain(iot);
return iot;
}
static void Release(IOT iot) { IOObjectRelease(iot); }
};
} // namespace internal
// Just like ScopedCFTypeRef but for io_object_t and subclasses.
template <typename IOT>
using ScopedIOObject =
apple::ScopedTypeRef<IOT, internal::ScopedIOObjectTraits<IOT>>;
} // namespace base::mac
#endif // BASE_MAC_SCOPED_IOOBJECT_H_