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Diffstat (limited to 'include/utils/NativeHandle.h')
-rw-r--r-- | include/utils/NativeHandle.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/include/utils/NativeHandle.h b/include/utils/NativeHandle.h new file mode 100644 index 0000000..b825168 --- /dev/null +++ b/include/utils/NativeHandle.h @@ -0,0 +1,56 @@ +/* + * 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 |