1 /* 2 * Copyright (C) 2025 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 HDC_PASSWORD_H 16 #define HDC_PASSWORD_H 17 #include <vector> 18 #include <string> 19 #include <memory> 20 #include <utility> 21 #include <iomanip> 22 23 #include "credential_message.h" 24 #include "hdc_huks.h" 25 namespace Hdc { 26 #define PASSWORD_LENGTH 10 27 28 const std::string HDC_CREDENTIAL_SOCKET_SANDBOX_PATH = "/data/hdc/hdc_huks/hdc_credential.socket"; 29 30 class HdcPassword { 31 public: 32 ~HdcPassword(); 33 explicit HdcPassword(const std::string &pwdKeyAlias); 34 void GeneratePassword(void); 35 bool DecryptPwd(std::vector<uint8_t>& encryptData); 36 bool EncryptPwd(void); 37 std::pair<uint8_t*, int> GetPassword(void); 38 std::string GetEncryptPassword(void); 39 bool ResetPwdKey(); 40 int GetEncryptPwdLength(); 41 char GetHexChar(uint8_t data); 42 private: 43 uint8_t pwd[PASSWORD_LENGTH]; 44 std::string encryptPwd; 45 HdcHuks hdcHuks; 46 void ByteToHex(std::vector<uint8_t>& byteData); 47 bool HexToByte(std::vector<uint8_t>& hexData); 48 uint8_t HexCharToInt(uint8_t data); 49 void ClearEncryptPwd(void); 50 std::string SplicMessageStr(const std::string& str, const size_t type); 51 std::string SendToUnixSocketAndRecvStr(const char* socketPath, const std::string& messageStr); 52 std::vector<uint8_t> EncryptGetPwdValue(uint8_t* pwd, int pwdLen); 53 std::pair<uint8_t*, int> DecryptGetPwdValue(const std::string& encryptData); 54 }; 55 56 } // namespace Hdc 57 #endif // HDC_PASSWORD_H