platform_system_core/include/utils/NativeHandle.h

57 lines
1.6 KiB
C++

/*
* Copyright 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_NATIVE_HANDLE_H
#define ANDROID_NATIVE_HANDLE_H
#include <utils/RefBase.h>
#include <utils/StrongPointer.h>
typedef struct native_handle native_handle_t;
namespace android {
class NativeHandle: public LightRefBase<NativeHandle> {
public:
// Create a refcounted wrapper around a native_handle_t, and declare
// whether the wrapper owns the handle (so that it should clean up the
// handle upon destruction) or not.
// If handle is NULL, no NativeHandle will be created.
static sp<NativeHandle> create(native_handle_t* handle, bool ownsHandle);
const native_handle_t* handle() const {
return mHandle;
}
private:
// for access to the destructor
friend class LightRefBase<NativeHandle>;
NativeHandle(native_handle_t* handle, bool ownsHandle);
virtual ~NativeHandle();
native_handle_t* mHandle;
bool mOwnsHandle;
// non-copyable
NativeHandle(const NativeHandle&);
NativeHandle& operator=(const NativeHandle&);
};
} // namespace android
#endif // ANDROID_NATIVE_HANDLE_H