1 /** 2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #include "global_object_lock.h" 17 18 namespace panda { 19 20 // Use some global lock as fast solution. 21 static os::memory::Mutex mtx; // NOLINT(fuchsia-statically-constructed-objects) 22 static os::memory::ConditionVariable cv; // NOLINT(fuchsia-statically-constructed-objects) 23 GlobalObjectLock(const ObjectHeader * obj)24GlobalObjectLock::GlobalObjectLock([[maybe_unused]] const ObjectHeader *obj) 25 { 26 mtx.Lock(); 27 } 28 Wait(bool ignore_interruption)29void GlobalObjectLock::Wait([[maybe_unused]] bool ignore_interruption) 30 { 31 cv.Wait(&mtx); 32 } 33 TimedWait(uint64_t timeout)34void GlobalObjectLock::TimedWait(uint64_t timeout) 35 { 36 cv.TimedWait(&mtx, timeout); 37 } 38 Notify()39void GlobalObjectLock::Notify() 40 { 41 cv.Signal(); 42 } 43 NotifyAll()44void GlobalObjectLock::NotifyAll() 45 { 46 cv.SignalAll(); 47 } 48 ~GlobalObjectLock()49GlobalObjectLock::~GlobalObjectLock() 50 { 51 mtx.Unlock(); 52 } 53 54 } // namespace panda 55