1 /*
2  * Copyright (c) 2024-2024 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 #ifndef HKS_UPGRADE_LOCK_H
17 #define HKS_UPGRADE_LOCK_H
18 
19 #include <rwlock.h>
20 
21 namespace OHOS {
22 namespace Security {
23 namespace Hks {
24 
25 // OnStart upgrade <==> write, first time using ce level key upgrade <==> write
26 // OnRemoteRequest <==> read, OnReceiveEvent <==> read
27 extern OHOS::Utils::RWLock g_upgradeOrRequestLock;
28 
29 int32_t HksProcessConditionCreate(void);
30 
31 int32_t HksWaitIfPowerOnUpgrading(void);
32 
33 void HksUpgradeOnPowerOnDoneNotifyAll(void);
34 
35 }
36 }
37 }
38 
39 #endif // HKS_UPGRADE_LOCK_H
40