1 /* 2 * Copyright (c) 2021-2023 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 #ifndef PERMISSION_MANAGER_H 17 #define PERMISSION_MANAGER_H 18 19 #include <mutex> 20 #include <vector> 21 #include <string> 22 23 #include "access_token.h" 24 #include "hap_token_info_inner.h" 25 #include "iremote_broker.h" 26 #include "permission_def.h" 27 #include "permission_grant_event.h" 28 #include "permission_list_state.h" 29 #include "permission_list_state_parcel.h" 30 #include "permission_state_change_info.h" 31 #include "permission_state_full.h" 32 #include "temp_permission_observer.h" 33 34 #include "rwlock.h" 35 #include "nocopyable.h" 36 37 namespace OHOS { 38 namespace Security { 39 namespace AccessToken { 40 constexpr const char* VAGUE_LOCATION_PERMISSION_NAME = "ohos.permission.APPROXIMATELY_LOCATION"; 41 constexpr const char* ACCURATE_LOCATION_PERMISSION_NAME = "ohos.permission.LOCATION"; 42 constexpr const char* BACKGROUND_LOCATION_PERMISSION_NAME = "ohos.permission.LOCATION_IN_BACKGROUND"; 43 const int32_t ACCURATE_LOCATION_API_VERSION = 9; 44 const int32_t BACKGROUND_LOCATION_API_VERSION = 11; 45 const uint32_t PERMISSION_NOT_REQUSET = -1; 46 struct LocationIndex { 47 uint32_t vagueIndex = PERMISSION_NOT_REQUSET; 48 uint32_t accurateIndex = PERMISSION_NOT_REQUSET; 49 uint32_t backIndex = PERMISSION_NOT_REQUSET; 50 }; 51 52 class PermissionManager { 53 public: 54 static PermissionManager& GetInstance(); 55 PermissionManager(); 56 virtual ~PermissionManager(); 57 58 void RegisterApplicationCallback(); 59 void RegisterAppManagerDeathCallback(); 60 void AddDefPermissions(const std::vector<PermissionDef>& permList, AccessTokenID tokenId, 61 bool updateFlag); 62 void RemoveDefPermissions(AccessTokenID tokenID); 63 int VerifyNativeAccessToken(AccessTokenID tokenID, const std::string& permissionName); 64 int VerifyHapAccessToken(AccessTokenID tokenID, const std::string& permissionName); 65 virtual int VerifyAccessToken(AccessTokenID tokenID, const std::string& permissionName); 66 int GetDefPermission(const std::string& permissionName, PermissionDef& permissionDefResult); 67 int GetDefPermissions(AccessTokenID tokenID, std::vector<PermissionDef>& permList); 68 int GetReqPermissions( 69 AccessTokenID tokenID, std::vector<PermissionStateFull>& reqPermList, bool isSystemGrant); 70 int GetPermissionFlag(AccessTokenID tokenID, const std::string& permissionName, uint32_t& flag); 71 int32_t CheckAndUpdatePermission(AccessTokenID tokenID, const std::string& permissionName, 72 bool isGranted, uint32_t flag); 73 int32_t GrantPermission(AccessTokenID tokenID, const std::string& permissionName, uint32_t flag); 74 int32_t RevokePermission(AccessTokenID tokenID, const std::string& permissionName, uint32_t flag); 75 void ClearUserGrantedPermissionState(AccessTokenID tokenID); 76 void GetSelfPermissionState(const std::vector<PermissionStateFull>& permsList, 77 PermissionListState& permState, int32_t apiVersion); 78 int32_t AddPermStateChangeCallback( 79 const PermStateChangeScope& scope, const sptr<IRemoteObject>& callback); 80 int32_t RemovePermStateChangeCallback(const sptr<IRemoteObject>& callback); 81 bool GetApiVersionByTokenId(AccessTokenID tokenID, int32_t& apiVersion); 82 bool LocationPermissionSpecialHandle(std::vector<PermissionListStateParcel>& reqPermList, 83 std::vector<PermissionStateFull>& permsList, int32_t apiVersion); 84 void NotifyPermGrantStoreResult(bool result, uint64_t timestamp); 85 void ClearAllSecCompGrantedPerm(const std::vector<AccessTokenID>& tokenIdList); 86 void ParamUpdate(const std::string& permissionName, uint32_t flag, bool filtered); 87 void NotifyWhenPermissionStateUpdated(AccessTokenID tokenID, const std::string& permissionName, 88 bool isGranted, uint32_t flag, const std::shared_ptr<HapTokenInfoInner>& infoPtr); 89 int32_t ClearUserGrantedPermission(AccessTokenID tokenID); 90 bool IsAllowGrantTempPermission(AccessTokenID tokenID, const std::string& permissionName); 91 void AddPermToKernel(AccessTokenID tokenID, const std::shared_ptr<PermissionPolicySet>& policy); 92 void RemovePermFromKernel(AccessTokenID tokenID); 93 void SetPermToKernel(AccessTokenID tokenID, const std::string& permissionName, bool isGranted); 94 95 protected: 96 static void RegisterImpl(PermissionManager* implInstance); 97 private: 98 void ScopeToString( 99 const std::vector<AccessTokenID>& tokenIDs, const std::vector<std::string>& permList); 100 int32_t ScopeFilter(const PermStateChangeScope& scopeSrc, PermStateChangeScope& scopeRes); 101 int32_t UpdateTokenPermissionState( 102 AccessTokenID tokenID, const std::string& permissionName, bool isGranted, uint32_t flag); 103 std::string TransferPermissionDefToString(const PermissionDef& inPermissionDef); 104 bool IsPermissionVaild(const std::string& permissionName); 105 bool GetLocationPermissionIndex(std::vector<PermissionListStateParcel>& reqPermList, LocationIndex& locationIndex); 106 bool GetLocationPermissionState(std::vector<PermissionListStateParcel>& reqPermList, 107 std::vector<PermissionStateFull>& permsList, int32_t apiVersion); 108 bool GetStateWithVaguePermission(std::vector<PermissionListStateParcel>& reqPermList, 109 std::vector<PermissionStateFull>& permsList, int32_t apiVersion, const LocationIndex& locationIndex); 110 bool GetLocationPermissionStateBackGroundVersion(std::vector<PermissionListStateParcel>& reqPermList, 111 std::vector<PermissionStateFull>& permsList, int32_t apiVersion); 112 bool GetStateWithVaguePermissionBackGroundVersion(std::vector<PermissionListStateParcel>& reqPermList, 113 std::vector<PermissionStateFull>& permsList, int32_t apiVersion, const LocationIndex& locationIndex); 114 void NotifyUpdatedPermList(const std::vector<std::string>& grantedPermListBefore, 115 const std::vector<std::string>& grantedPermListAfter, AccessTokenID tokenID); 116 117 PermissionGrantEvent grantEvent_; 118 static std::recursive_mutex mutex_; 119 static PermissionManager* implInstance_; 120 121 OHOS::Utils::RWLock permParamSetLock_; 122 uint64_t paramValue_ = 0; 123 124 DISALLOW_COPY_AND_MOVE(PermissionManager); 125 }; 126 } // namespace AccessToken 127 } // namespace Security 128 } // namespace OHOS 129 #endif // PERMISSION_MANAGER_H 130