1 /*
2  * Copyright (C) 2022-2023 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 "devicestatus_permission.h"
17 
18 #include "ipc_skeleton.h"
19 #include "accesstoken_kit.h"
20 
21 #include "fi_log.h"
22 
23 #undef LOG_TAG
24 #define LOG_TAG "DeviceStatusPermission"
25 
26 namespace OHOS {
27 namespace Msdp {
28 namespace DeviceStatus {
29 
CheckCallingPermission(const std::string & permissionName)30 bool DeviceStatusPermission::CheckCallingPermission(const std::string &permissionName)
31 {
32     Security::AccessToken::AccessTokenID callingToken = IPCSkeleton::GetCallingTokenID();
33     int32_t auth = Security::AccessToken::AccessTokenKit::VerifyAccessToken(callingToken, permissionName);
34     if (auth != Security::AccessToken::TypePermissionState::PERMISSION_GRANTED) {
35         FI_HILOGD("Has no permission.permission name = %{public}s", permissionName.c_str());
36         return ERR_NG;
37     }
38     return ERR_OK;
39 }
40 
GetAppInfo()41 std::string DeviceStatusPermission::GetAppInfo()
42 {
43     pid_t pid = IPCSkeleton::GetCallingPid();
44     uid_t uid = IPCSkeleton::GetCallingUid();
45     return Security::Permission::AppIdInfoHelper::CreateAppIdInfo(pid, uid);
46 }
47 } // namespace DeviceStatus
48 } // namespace Msdp
49 } // namespace OHOS
50