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 HKS_OPENSSL_BN_H 17 #define HKS_OPENSSL_BN_H 18 19 #ifdef HKS_CONFIG_FILE 20 #include HKS_CONFIG_FILE 21 #else 22 #include "hks_config.h" 23 #endif 24 25 #include <openssl/ossl_typ.h> 26 #include <stdint.h> 27 28 #include "hks_type.h" 29 30 struct HksBnExpModParams { 31 BIGNUM *bnX; 32 BIGNUM *bnA; 33 BIGNUM *bnE; 34 BIGNUM *bnN; 35 BN_CTX *ctx; 36 }; 37 38 #ifdef __cplusplus 39 extern "C" { 40 #endif 41 42 int32_t HksOpensslBnExpMod(struct HksBlob *x, const struct HksBlob *a, 43 const struct HksBlob *e, const struct HksBlob *n); 44 45 #ifdef __cplusplus 46 } 47 #endif 48 49 #endif /* HKS_OPENSSL_BN_H */ 50