1 /*
2  * Copyright (c) 2021 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 "permission_util.h"
17 
18 #include "accesstoken_kit.h"
19 #include "privacy_kit.h"
20 #include "sensor_agent_type.h"
21 #include "sensor_log.h"
22 
23 #undef LOG_TAG
24 #define LOG_TAG "PermissionUtil"
25 
26 namespace OHOS {
27 namespace Sensors {
28 using namespace OHOS::HiviewDFX;
29 
30 std::unordered_map<int32_t, std::string> PermissionUtil::sensorPermissions_ = {
31     { SENSOR_TYPE_ID_ACCELEROMETER, ACCELEROMETER_PERMISSION },
32     { SENSOR_TYPE_ID_ACCELEROMETER_UNCALIBRATED, ACCELEROMETER_PERMISSION },
33     { SENSOR_TYPE_ID_LINEAR_ACCELERATION, ACCELEROMETER_PERMISSION },
34     { SENSOR_TYPE_ID_GYROSCOPE, GYROSCOPE_PERMISSION },
35     { SENSOR_TYPE_ID_GYROSCOPE_UNCALIBRATED, GYROSCOPE_PERMISSION },
36     { SENSOR_TYPE_ID_PEDOMETER_DETECTION, ACTIVITY_MOTION_PERMISSION },
37     { SENSOR_TYPE_ID_PEDOMETER, ACTIVITY_MOTION_PERMISSION },
38     { SENSOR_TYPE_ID_HEART_RATE, READ_HEALTH_DATA_PERMISSION }
39 };
40 
CheckSensorPermission(AccessTokenID callerToken,int32_t sensorTypeId)41 int32_t PermissionUtil::CheckSensorPermission(AccessTokenID callerToken, int32_t sensorTypeId)
42 {
43     if (sensorPermissions_.find(sensorTypeId) == sensorPermissions_.end()) {
44         return PERMISSION_GRANTED;
45     }
46     std::string permissionName = sensorPermissions_[sensorTypeId];
47     int32_t ret = AccessTokenKit::VerifyAccessToken(callerToken, permissionName);
48     if ((permissionName == ACTIVITY_MOTION_PERMISSION)
49         || (permissionName == READ_HEALTH_DATA_PERMISSION)) {
50         AddPermissionRecord(callerToken, permissionName, (ret == PERMISSION_GRANTED));
51     }
52     return ret;
53 }
54 
AddPermissionRecord(AccessTokenID tokenID,const std::string & permissionName,bool status)55 void PermissionUtil::AddPermissionRecord(AccessTokenID tokenID, const std::string &permissionName, bool status)
56 {
57     int32_t successCount = status ? 1 : 0;
58     int32_t failCount = status ? 0 : 1;
59     int32_t ret = PrivacyKit::AddPermissionUsedRecord(tokenID, permissionName, successCount, failCount);
60     if (ret != 0) {
61         SEN_HILOGE("AddPermissionUsedRecord fail, permissionName:%{public}s, successCount:%{public}d, failCount:%{public}d",
62             permissionName.c_str(), successCount, failCount);
63     }
64 }
65 
IsNativeToken(AccessTokenID callerToken)66 bool PermissionUtil::IsNativeToken(AccessTokenID callerToken)
67 {
68     int32_t tokenType = AccessTokenKit::GetTokenTypeFlag(callerToken);
69     if (tokenType != ATokenTypeEnum::TOKEN_NATIVE) {
70         SEN_HILOGE("TokenType is not TOKEN_NATIVE, tokenType:%{public}d", tokenType);
71         return false;
72     }
73     return true;
74 }
75 
CheckManageSensorPermission(AccessTokenID callerToken)76 int32_t PermissionUtil::CheckManageSensorPermission(AccessTokenID callerToken)
77 {
78     int32_t ret = AccessTokenKit::VerifyAccessToken(callerToken, MANAGE_SENSOR_PERMISSION);
79     if (ret != PERMISSION_GRANTED) {
80         SEN_HILOGE("Verify MANAGE_SENSOR permission failed, ret:%{public}d", ret);
81     }
82     return ret;
83 }
84 } // namespace Sensors
85 } // namespace OHOS
86