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 16 #ifndef STORAGE_DAEMON_CRYPTO_FSCRYPT_KEY_V1_EXT_H 17 #define STORAGE_DAEMON_CRYPTO_FSCRYPT_KEY_V1_EXT_H 18 19 #include <string> 20 21 namespace OHOS { 22 namespace StorageDaemon { 23 class FscryptKeyV1Ext { 24 public: 25 FscryptKeyV1Ext() = default; 26 ~FscryptKeyV1Ext() = default; SetDir(const std::string & dir)27 void SetDir(const std::string &dir) 28 { 29 dir_ = dir; 30 userId_ = GetUserIdFromDir(); 31 type_ = GetTypeFromDir(); 32 } 33 bool ActiveKeyExt(uint32_t flag, uint8_t *iv, uint32_t size); 34 bool InactiveKeyExt(uint32_t flag); 35 36 private: 37 uint32_t GetUserIdFromDir(); 38 uint32_t GetTypeFromDir(); 39 40 std::string dir_; 41 uint32_t userId_ = 0; 42 uint32_t type_ = 0; 43 }; 44 } // namespace StorageDaemon 45 } // namespace OHOS 46 47 #endif // STORAGE_DAEMON_CRYPTO_FSCRYPT_KEY_V1_EXT_H