1 /* 2 * Copyright (c) 2024 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 "hibernate_controller.h" 17 #include "power_log.h" 18 #include "system_suspend_controller.h" 19 20 namespace OHOS { 21 namespace PowerMgr { Hibernate(bool clearMemory)22bool HibernateController::Hibernate(bool clearMemory) 23 { 24 return SystemSuspendController::GetInstance().Hibernate(); 25 } 26 RegisterSyncHibernateCallback(const sptr<ISyncHibernateCallback> & cb)27void HibernateController::RegisterSyncHibernateCallback(const sptr<ISyncHibernateCallback>& cb) 28 { 29 std::lock_guard<std::mutex> lock(mutex_); 30 callbacks_.insert(cb); 31 } 32 UnregisterSyncHibernateCallback(const sptr<ISyncHibernateCallback> & cb)33void HibernateController::UnregisterSyncHibernateCallback(const sptr<ISyncHibernateCallback>& cb) 34 { 35 std::lock_guard<std::mutex> lock(mutex_); 36 size_t eraseNum = callbacks_.erase(cb); 37 if (eraseNum == 0) { 38 POWER_HILOGE(FEATURE_SUSPEND, "Cannot remove the hibernate callback"); 39 } 40 } 41 PreHibernate() const42void HibernateController::PreHibernate() const 43 { 44 for (const auto &cb : callbacks_) { 45 if (cb != nullptr) { 46 cb->OnSyncHibernate(); 47 } 48 } 49 } 50 PostHibernate() const51void HibernateController::PostHibernate() const 52 { 53 for (const auto &cb : callbacks_) { 54 if (cb != nullptr) { 55 cb->OnSyncWakeup(); 56 } 57 } 58 } 59 } // namespace PowerMgr 60 } // namespace OHOS 61