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 #ifndef LOCATION_COMMON_UTILS_H 16 #define LOCATION_COMMON_UTILS_H 17 18 #include <atomic> 19 #include <condition_variable> 20 #include <mutex> 21 #include <unistd.h> 22 #include <string> 23 24 #include "constant_definition.h" 25 #include "iremote_object.h" 26 #include "securec.h" 27 #include "string_ex.h" 28 #include "location_log.h" 29 #include "location.h" 30 #include "app_identity.h" 31 32 namespace OHOS { 33 namespace Location { 34 const std::string GNSS_ABILITY = "gps"; 35 const std::string NETWORK_ABILITY = "network"; 36 const std::string PASSIVE_ABILITY = "passive"; 37 const std::string FUSED_ABILITY = "fused"; 38 const std::string GEO_ABILITY = "geo"; 39 const std::string DEFAULT_ABILITY = "default"; 40 41 const std::string LOCATION_DIR = "/data/service/el1/public/location/"; 42 const std::string SWITCH_CONFIG_NAME = "location_switch"; 43 const std::string PRIVACY_CONFIG_NAME = "location_privacy"; 44 constexpr const char* NLP_SERVICE_NAME = "const.location.nlp_service_name"; 45 constexpr const char* NLP_ABILITY_NAME = "const.location.nlp_ability_name"; 46 constexpr const char* GEOCODE_SERVICE_NAME = "const.location.geocode_service_name"; 47 constexpr const char* GEOCODE_ABILITY_NAME = "const.location.geocode_ability_name"; 48 constexpr const char* SUPL_MODE_NAME = "const.location.supl_mode"; 49 constexpr const char* EDM_POLICY_NAME = "persist.edm.location_policy"; 50 constexpr const char* AGNSS_SERVER_ADDR = "const.location.agnss_server_addr"; 51 constexpr const char* AGNSS_SERVER_PORT = "const.location.agnss_server_port"; 52 constexpr const char* SETTINGS_BUNDLE_NAME = "const.location.settings_bundle_name"; 53 54 constexpr const char* BUILD_INFO = "ro.build.characteristics"; 55 const int SA_NUM = 3; 56 const int DEFAULT_UID = 10001; 57 const int SYSTEM_UID = 1000; 58 static constexpr int MIN_INT_RANDOM = 10000; 59 static constexpr int MAX_INT_RANDOM = 99999; 60 61 const int EX_HAS_REPLY_HEADER = -128; 62 const int REPLY_CODE_NO_EXCEPTION = 0; 63 const int REPLY_CODE_EXCEPTION = -1; 64 const int REPLY_CODE_MSG_UNPROCESSED = -2; 65 const int REPLY_CODE_SWITCH_OFF_EXCEPTION = -3; 66 const int REPLY_CODE_SECURITY_EXCEPTION = -4; 67 const int REPLY_CODE_UNSUPPORT = -5; 68 69 const int INPUT_ARRAY_LEN_MAX = 100; 70 const int MAX_BUFF_SIZE = 100; 71 72 const int EVENT_REGITERED_MAX_TRY_TIME = 30; 73 const int EVENT_REGITERED_MAX_TRY_INTERVAL = 5000; 74 75 const std::string DFT_EXCEPTION_EVENT = "GnssException"; 76 const int DFT_IPC_CALLING_ERROR = 201; 77 const int DFT_DAILY_LOCATION_REQUEST_COUNT = 220; 78 const int DFT_DAILY_DISTRIBUTE_SESSION_COUNT = 221; 79 const int MILLI_PER_SEC = 1000; 80 const int MICRO_PER_MILLI = 1000; 81 const int NANOS_PER_MICRO = 1000; 82 const int CONNECT_TIME_OUT = 10; 83 const int DISCONNECT_TIME_OUT = 10; 84 85 const char DEFAULT_STRING[] = "error"; 86 const std::wstring DEFAULT_WSTRING = L"error"; 87 const std::u16string DEFAULT_USTRING = u"error"; 88 89 const double PI = 3.1415926; 90 const double DEGREE_PI = 180.0; 91 const double DIS_FROMLL_PARAMETER = 2; 92 const double EARTH_RADIUS = 6378137.0; // earth semimajor axis (WGS84) (m) 93 94 static constexpr double MIN_LATITUDE = -90.0; 95 static constexpr double MAX_LATITUDE = 90.0; 96 static constexpr double MIN_LONGITUDE = -180.0; 97 static constexpr double MAX_LONGITUDE = 180.0; 98 static constexpr double DEGREE_DOUBLE_PI = 360.0; 99 static constexpr long LONG_TIME_INTERVAL = 24 * 60 * 60; 100 static constexpr int32_t LOCATION_LOADSA_TIMEOUT_MS = 5000; 101 102 static constexpr int LOCATOR_UID = 1021; 103 static constexpr int MAXIMUM_INTERATION = 100; 104 static constexpr int MAXIMUM_CACHE_LOCATIONS = 1000; 105 static constexpr int MAXIMUM_LOCATING_REQUIRED_DATAS = 200; 106 static constexpr int MAC_LEN = 6; 107 static constexpr int DEFAULT_CODE = 0; 108 static constexpr int MAX_TRANSITION_SIZE = 3; 109 static constexpr int MAX_NOTIFICATION_REQUEST_LIST_SIZE = 3; 110 111 #define CHK_PARCEL_RETURN_VALUE(ret) \ 112 { \ 113 if ((ret) != true) { \ 114 return false; \ 115 } \ 116 } 117 118 #define CHK_ERRORCODE_RETURN_VALUE(ret) \ 119 { \ 120 if ((ret) != ERRCODE_SUCCESS) { \ 121 return (ret); \ 122 } \ 123 } 124 125 enum class ServiceRunningState { 126 STATE_NOT_START, 127 STATE_RUNNING 128 }; 129 130 enum { 131 DISABLED = 0, 132 ENABLED = 1, 133 DEFAULT_SWITCH_STATE = 2 134 }; 135 136 enum { 137 SUCCESS = 0, 138 COMMON_ERROR = 98, 139 PARAM_IS_EMPTY = 99, 140 NOT_SUPPORTED = 100, 141 INPUT_PARAMS_ERROR = 101, 142 REVERSE_GEOCODE_ERROR, 143 GEOCODE_ERROR, 144 LOCATOR_ERROR, 145 LOCATION_SWITCH_ERROR, 146 LAST_KNOWN_LOCATION_ERROR, 147 LOCATION_REQUEST_TIMEOUT_ERROR, 148 QUERY_COUNTRY_CODE_ERROR, 149 }; 150 151 enum { 152 PERMISSION_REVOKED_OPER = 0, 153 PERMISSION_GRANTED_OPER = 1 154 }; 155 156 class CommonUtils { 157 public: 158 static void WriteInterfaceToken(const std::u16string &descriptor, MessageParcel &data); 159 static int AbilityConvertToId(const std::string ability); 160 static std::u16string GetCapabilityToString(std::string ability, uint32_t capability); 161 static std::u16string GetCapability(std::string ability); 162 static OHOS::HiviewDFX::HiLogLabel GetLabel(std::string name); 163 static sptr<IRemoteObject> GetRemoteObject(int abilityId); 164 static sptr<IRemoteObject> GetRemoteObject(int abilityId, std::string deviceId); 165 static std::string InitDeviceId(); 166 static bool GetCurrentUserId(int &userId); 167 static std::string Str16ToStr8(std::u16string str); 168 static bool DoubleEqual(double a, double b); 169 static double CalDistance(const double lat1, const double lon1, const double lat2, const double lon2); 170 static double DoubleRandom(double min, double max); 171 static int IntRandom(int min, int max); 172 static bool GetBundleNameByUid(int32_t uid, std::string& bundleName); 173 static bool CheckAppInstalled(const std::string& bundleName); 174 static int64_t GetCurrentTime(); 175 static int64_t GetCurrentTimeStamp(); 176 static std::vector<std::string> Split(std::string str, std::string pattern); 177 static errno_t GetMacArray(const std::string& strMac, uint8_t mac[MAC_LEN]); 178 static unsigned char ConvertStringToDigit(std::string str); 179 static bool GetStringParameter(const std::string& type, std::string& value); 180 static bool GetEdmPolicy(std::string& name); 181 static std::string GenerateUuid(); 182 static bool CheckAppForUser(int32_t uid); 183 static int64_t GetSinceBootTime(); 184 static bool GetAllUserId(std::vector<int>& activeIds); 185 static bool IsAppBelongCurrentAccount(AppIdentity &identity); 186 }; 187 188 class CountDownLatch { 189 public: CountDownLatch()190 CountDownLatch() 191 { 192 count_ = 0; 193 } 194 ~CountDownLatch() = default; 195 void Wait(int time); 196 void CountDown(); 197 int GetCount(); 198 void SetCount(int count); 199 private: 200 std::mutex mutex_; 201 std::condition_variable condition_; 202 std::atomic<int> count_; 203 }; 204 } // namespace Location 205 } // namespace OHOS 206 #endif // COMMON_UTILS_H 207