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 USERIAM_USER_SIGN_CENTRE_H 17 #define USERIAM_USER_SIGN_CENTRE_H 18 19 #include <stdint.h> 20 21 #include "buffer.h" 22 #include "defines.h" 23 #include "context_manager.h" 24 25 #ifdef __cplusplus 26 extern "C" { 27 #endif 28 29 #define SHA256_SIGN_LEN 32 30 #define AUTH_TOKEN_LEN sizeof(UserAuthTokenHal) 31 #define AUTH_TOKEN_DATA_LEN (AUTH_TOKEN_LEN - SHA256_SIGN_LEN) 32 #define SHA256_KEY_LEN 32 33 #define TOKEN_VERSION 0 34 35 typedef struct { 36 uint32_t version; 37 uint8_t challenge[CHALLENGE_LEN]; 38 uint64_t secureUid; 39 uint64_t enrolledId; 40 uint64_t credentialId; 41 uint64_t time; 42 uint32_t authTrustLevel; 43 uint32_t authType; 44 uint32_t authMode; 45 uint32_t securityLevel; 46 uint8_t sign[SHA256_SIGN_LEN]; 47 } __attribute__((__packed__)) UserAuthTokenHal; 48 49 ResultCode GetTokenDataAndSign(const UserAuthContext *context, 50 uint64_t credentialId, uint32_t authMode, UserAuthTokenHal *authToken); 51 ResultCode UserAuthTokenSign(UserAuthTokenHal *userAuthToken); 52 ResultCode UserAuthTokenVerify(const UserAuthTokenHal *userAuthToken); 53 54 #ifdef __cplusplus 55 } 56 #endif 57 58 #endif // USERIAM_USER_SIGN_CENTRE_H