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 PERMISSION_HELPER_H
17 #define PERMISSION_HELPER_H
18 
19 #include "accesstoken_kit.h"
20 #include "singleton.h"
21 
22 namespace OHOS {
23 namespace MMI {
24 class PermissionHelper final {
25 public:
26     static const uint32_t APL_NORMAL = 1 << OHOS::Security::AccessToken::APL_NORMAL;
27     static const uint32_t APL_SYSTEM_BASIC = 1 << OHOS::Security::AccessToken::APL_SYSTEM_BASIC;
28     static const uint32_t APL_SYSTEM_CORE = 1 << OHOS::Security::AccessToken::APL_SYSTEM_CORE;
29     static const uint32_t APL_SYSTEM_BASIC_CORE = APL_SYSTEM_BASIC + APL_SYSTEM_CORE;
30 
31 public:
GetInstance()32     static PermissionHelper* GetInstance()
33     {
34         static PermissionHelper instance;
35         return &instance;
36     }
37     PermissionHelper(const PermissionHelper&) = delete;
38     PermissionHelper& operator=(const PermissionHelper&) = delete;
39 
40     bool CheckPermission(uint32_t required);
41     bool CheckMonitor();
42     bool CheckInterceptor();
43     int32_t GetTokenType();
44     bool CheckDispatchControl();
45     bool VerifySystemApp();
46     bool CheckInfraredEmmit();
47     bool CheckInjectPermission();
48     bool RequestFromShell();
49     bool CheckMouseCursor();
50     bool CheckInputEventFilter();
51     bool CheckAuthorize();
52 
53 private:
PermissionHelper()54     PermissionHelper() {}
55     bool CheckHapPermission(uint32_t tokenId, uint32_t required);
56     bool CheckHapPermission(uint32_t tokenId, std::string permissionCode);
57     bool CheckHapPermission(std::string permissionCode);
58 };
59 
60 #define PER_HELPER PermissionHelper::GetInstance()
61 } // namespace MMI
62 } // namespace OHOS
63 #endif  // PERMISSION_HELPER_H
64