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 #ifndef OHOS_DISTRIBUTED_HARDWARE_DHUTILS_TOOL_H 17 #define OHOS_DISTRIBUTED_HARDWARE_DHUTILS_TOOL_H 18 19 #include <cstdint> 20 21 #include "nlohmann/json.hpp" 22 23 #include "device_type.h" 24 25 namespace OHOS { 26 namespace DistributedHardware { 27 /** 28 * return current time in millisecond. 29 */ 30 int64_t GetCurrentTime(); 31 32 /** 33 * return a random string id. 34 */ 35 std::string GetRandomID(); 36 37 std::string GetUUIDBySoftBus(const std::string &networkId); 38 39 DeviceInfo GetLocalDeviceInfo(); 40 41 /* Convert uuid to deviceId by sha256 encode */ 42 std::string GetDeviceIdByUUID(const std::string &uuid); 43 44 std::string Sha256(const std::string& string); 45 46 bool IsUInt16(const nlohmann::json& jsonObj, const std::string& key); 47 48 bool IsInt32(const nlohmann::json& jsonObj, const std::string& key); 49 50 bool IsUInt32(const nlohmann::json& jsonObj, const std::string& key); 51 52 bool IsBool(const nlohmann::json& jsonObj, const std::string& key); 53 54 bool IsString(const nlohmann::json& jsonObj, const std::string& key); 55 } // namespace DistributedHardware 56 } // namespace OHOS 57 #endif 58