1 /*
2  * Copyright (c) 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 #ifndef BASE_NOTIFICATION_DISTRIBUTED_NOTIFICATION_SERVICE_SERVICES_ANS_INCLUDE_ACCESS_TOKEN_HELPER_H
17 #define BASE_NOTIFICATION_DISTRIBUTED_NOTIFICATION_SERVICE_SERVICES_ANS_INCLUDE_ACCESS_TOKEN_HELPER_H
18 
19 #include <string>
20 
21 #include "accesstoken_kit.h"
22 
23 namespace OHOS {
24 namespace Notification {
25 class AccessTokenHelper {
26 public:
27     /**
28      * @brief Verifies that the caller has the specified permission.
29      *
30      * @param tokenCaller The AccessTokenID of caller.
31      * @param permission The permission to be verified.
32      * @return Returns true if the caller has the specified permission, false otherwise.
33      */
34     static bool VerifyCallerPermission(
35         const Security::AccessToken::AccessTokenID &tokenCaller, const std::string &permission);
36     static bool VerifyNativeToken(const Security::AccessToken::AccessTokenID &callerToken);
37     static bool IsSystemApp();
38     static bool IsDlpHap(const Security::AccessToken::AccessTokenID &callerToken);
39     static bool VerifyShellToken(const Security::AccessToken::AccessTokenID &callerToken);
40     static bool CheckPermission(const std::string &permission);
41 private:
42     static std::string supportCheckSaPermission_;
43 };
44 }  // namespace Notification
45 }  // namespace OHOS
46 #endif  // BASE_NOTIFICATION_DISTRIBUTED_NOTIFICATION_SERVICE_SERVICES_ANS_INCLUDE_ACCESS_TOKEN_HELPER_H