|  | /* | 
|  | * | 
|  | *    Copyright (c) 2022 Project CHIP Authors | 
|  | * | 
|  | *    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. | 
|  | */ | 
|  |  | 
|  | #include <lib/support/CodeUtils.h> | 
|  | #include <platform/DeviceInstanceInfoProvider.h> | 
|  |  | 
|  | namespace chip { | 
|  | namespace DeviceLayer { | 
|  |  | 
|  | namespace { | 
|  |  | 
|  | DeviceInstanceInfoProvider * gDeviceInstanceInfoProvider = nullptr; | 
|  |  | 
|  | } // namespace | 
|  |  | 
|  | DeviceInstanceInfoProvider * GetDeviceInstanceInfoProvider() | 
|  | { | 
|  | VerifyOrDie(gDeviceInstanceInfoProvider != nullptr); | 
|  | return gDeviceInstanceInfoProvider; | 
|  | } | 
|  |  | 
|  | void SetDeviceInstanceInfoProvider(DeviceInstanceInfoProvider * provider) | 
|  | { | 
|  | if (provider == nullptr) | 
|  | { | 
|  | return; | 
|  | } | 
|  |  | 
|  | gDeviceInstanceInfoProvider = provider; | 
|  | } | 
|  |  | 
|  | } // namespace DeviceLayer | 
|  | } // namespace chip |