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43 lines
1.2 KiB
43 lines
1.2 KiB
/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <memory>
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#include <android-base/logging.h>
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#include <wayland-server-core.h>
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namespace wayland {
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// Helper for getting typed user data from of a wayland resource.
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template <typename T>
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T* GetUserData(wl_resource* resource) {
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void* data = wl_resource_get_user_data(resource);
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CHECK(data != nullptr);
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return static_cast<T*>(data);
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}
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// Helper for cleaning up typed user data from of a wayland resource.
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template <typename T>
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void DestroyUserData(wl_resource* resource) {
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std::unique_ptr<T> data(GetUserData<T>(resource));
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wl_resource_set_user_data(resource, nullptr);
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}
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} // namespace wayland
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