1 /*
2  * Copyright (C) 2022 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef AIDL_SYNC_UTIL_H_
18 #define AIDL_SYNC_UTIL_H_
19 
20 #include <mutex>
21 
22 // Utility that provides a global lock to synchronize access between
23 // the AIDL thread and the legacy HAL's event loop.
24 namespace aidl {
25 namespace android {
26 namespace hardware {
27 namespace wifi {
28 namespace aidl_sync_util {
29 std::unique_lock<std::recursive_mutex> acquireGlobalLock();
30 }  // namespace aidl_sync_util
31 }  // namespace wifi
32 }  // namespace hardware
33 }  // namespace android
34 }  // namespace aidl
35 #endif  // AIDL_SYNC_UTIL_H_
36