1 /* 2 * Copyright (c) 2021-2022 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 HKS_OPENSSL_ENGINE_H 17 #define HKS_OPENSSL_ENGINE_H 18 19 #include <openssl/ossl_typ.h> 20 #include <stdint.h> 21 22 #include "hks_type.h" 23 24 #ifdef __cplusplus 25 extern "C" { 26 #endif 27 28 #define HKS_OPENSSL_SUCCESS 1 /* openssl return 1: success */ 29 #define HKS_OPENSSL_ERROR_LEN 128 30 #define BIT_NUM_OF_UINT8 8 31 #define AFTER_HASH_LEN_16 16 32 #define AFTER_HASH_LEN_20 20 33 #define AFTER_HASH_LEN_28 28 34 #define AFTER_HASH_LEN_32 32 35 #define AFTER_HASH_LEN_48 48 36 #define AFTER_HASH_LEN_64 64 37 38 void HksLogOpensslError(void); 39 40 int32_t HksOpensslCheckBlob(const struct HksBlob *blob); 41 42 const EVP_MD *GetOpensslAlg(uint32_t alg); 43 44 const EVP_MD *GetOpensslAlgFromLen(uint32_t len); 45 46 // Note: `out` memory will be allocated, you MUST free out->data after using. 47 int32_t GetBnBinpadFromPkey(const EVP_PKEY *pkey, const char *keyName, struct HksBlob *out); 48 49 #ifdef __cplusplus 50 } 51 #endif 52 53 #endif /* HKS_OPENSSL_ENGINE_H */ 54