1/* 2 * Copyright (c) 2021-2024 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 "cJSON.h" 22 23#include "device_type.h" 24 25namespace OHOS { 26namespace DistributedHardware { 27/** 28 * return current time in millisecond. 29 */ 30int64_t GetCurrentTime(); 31 32/** 33 * return a random string id. 34 */ 35std::string GetRandomID(); 36 37std::string GetUUIDByDm(const std::string &networkId); 38 39std::string GetUDIDByDm(const std::string &networkId); 40 41DeviceInfo GetLocalDeviceInfo(); 42 43std::string GetLocalNetworkId(); 44 45/* Convert uuid to deviceId by sha256 encode */ 46std::string GetDeviceIdByUUID(const std::string &uuid); 47 48std::string Sha256(const std::string& string); 49 50bool IsUInt8(const cJSON* jsonObj, const std::string& key); 51 52bool IsUInt16(const cJSON* jsonObj, const std::string& key); 53 54bool IsInt32(const cJSON* jsonObj, const std::string& key); 55 56bool IsUInt32(const cJSON* jsonObj, const std::string& key); 57 58bool IsBool(const cJSON* jsonObj, const std::string& key); 59 60bool IsString(const cJSON* jsonObj, const std::string& key); 61 62bool IsArray(const cJSON* jsonObj, const std::string& key); 63 64std::string Compress(const std::string& data); 65std::string Decompress(const std::string& data); 66 67bool GetSysPara(const char *key, bool &value); 68 69bool IsIdLengthValid(const std::string &input); 70 71bool IsMessageLengthValid(const std::string &input); 72 73bool IsJsonLengthValid(const std::string &jsonStr); 74 75bool IsArrayLengthValid(const std::vector<std::string> &array); 76 77bool IsKeySizeValid(const std::string &key); 78 79bool IsHashSizeValid(const std::string &hashValue); 80 81int32_t GetDeviceSystemType(const std::string &extraData); 82} // namespace DistributedHardware 83} // namespace OHOS 84#endif 85