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 APP_RSA_H 17 #define APP_RSA_H 18 19 #include "ohos_types.h" 20 #include "mbedtls/pk.h" 21 22 #ifdef __cplusplus 23 #if __cplusplus 24 extern "C" { 25 #endif 26 #endif /* __cplusplus */ 27 28 #define RSA_SUCCESS 0 29 30 typedef struct { 31 mbedtls_pk_context context; 32 } AppRsaContext; 33 34 /* 35 * RSA Initialization 36 */ 37 void AppRsaInit(AppRsaContext *rsa); 38 39 /* 40 * RSA decode public key 41 */ 42 int32 AppRsaDecodePublicKey(AppRsaContext *rsa, const uint8 *publicKey, uint32 length); 43 44 /* 45 * RSA verify data 46 */ 47 int32 AppVerifyData(AppRsaContext *rsa, const uint8 *plainBuf, uint32 plainBufLen, const uint8 *cipherBuf, 48 uint32 cipherBufLen); 49 50 /* 51 * RSA free context 52 */ 53 void AppRsaFree(AppRsaContext *rsa); 54 55 #ifdef __cplusplus 56 #if __cplusplus 57 } 58 #endif 59 #endif 60 61 #endif /* End of #ifndef APP_RSA_H */ 62