From 0de847bb4832c201233c87fa37867b9d89f0e8c8 Mon Sep 17 00:00:00 2001 From: BobTheBob <32057864+BobTheBob9@users.noreply.github.com> Date: Fri, 27 May 2022 01:13:14 +0100 Subject: rename project folder (:tf: commit log) --- NorthstarDLL/include/crypto/ec.h | 100 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 NorthstarDLL/include/crypto/ec.h (limited to 'NorthstarDLL/include/crypto/ec.h') diff --git a/NorthstarDLL/include/crypto/ec.h b/NorthstarDLL/include/crypto/ec.h new file mode 100644 index 00000000..62163b31 --- /dev/null +++ b/NorthstarDLL/include/crypto/ec.h @@ -0,0 +1,100 @@ +/* + * Copyright 2018-2021 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the Apache License 2.0 (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +/* Internal EC functions for other submodules: not for application use */ + +#ifndef OSSL_CRYPTO_EC_H +# define OSSL_CRYPTO_EC_H +# pragma once + +# include +# include + +int ossl_ec_curve_name2nid(const char *name); +const char *ossl_ec_curve_nid2nist_int(int nid); +int ossl_ec_curve_nist2nid_int(const char *name); +int evp_pkey_ctx_set_ec_param_enc_prov(EVP_PKEY_CTX *ctx, int param_enc); + +# ifndef OPENSSL_NO_EC +# include +# include +# include "crypto/types.h" + +/*- + * Computes the multiplicative inverse of x in the range + * [1,EC_GROUP::order), where EC_GROUP::order is the cardinality of the + * subgroup generated by the generator G: + * + * res := x^(-1) (mod EC_GROUP::order). + * + * This function expects the following two conditions to hold: + * - the EC_GROUP order is prime, and + * - x is included in the range [1, EC_GROUP::order). + * + * This function returns 1 on success, 0 on error. + * + * If the EC_GROUP order is even, this function explicitly returns 0 as + * an error. + * In case any of the two conditions stated above is not satisfied, + * the correctness of its output is not guaranteed, even if the return + * value could still be 1 (as primality testing and a conditional modular + * reduction round on the input can be omitted by the underlying + * implementations for better SCA properties on regular input values). + */ +__owur int ossl_ec_group_do_inverse_ord(const EC_GROUP *group, BIGNUM *res, + const BIGNUM *x, BN_CTX *ctx); + +/*- + * ECDH Key Derivation Function as defined in ANSI X9.63 + */ +int ossl_ecdh_kdf_X9_63(unsigned char *out, size_t outlen, + const unsigned char *Z, size_t Zlen, + const unsigned char *sinfo, size_t sinfolen, + const EVP_MD *md, OSSL_LIB_CTX *libctx, + const char *propq); + +int ossl_ec_key_public_check(const EC_KEY *eckey, BN_CTX *ctx); +int ossl_ec_key_public_check_quick(const EC_KEY *eckey, BN_CTX *ctx); +int ossl_ec_key_private_check(const EC_KEY *eckey); +int ossl_ec_key_pairwise_check(const EC_KEY *eckey, BN_CTX *ctx); +OSSL_LIB_CTX *ossl_ec_key_get_libctx(const EC_KEY *eckey); +const char *ossl_ec_key_get0_propq(const EC_KEY *eckey); +void ossl_ec_key_set0_libctx(EC_KEY *key, OSSL_LIB_CTX *libctx); + +/* Backend support */ +int ossl_ec_group_todata(const EC_GROUP *group, OSSL_PARAM_BLD *tmpl, + OSSL_PARAM params[], OSSL_LIB_CTX *libctx, + const char *propq, + BN_CTX *bnctx, unsigned char **genbuf); +int ossl_ec_group_fromdata(EC_KEY *ec, const OSSL_PARAM params[]); +int ossl_ec_group_set_params(EC_GROUP *group, const OSSL_PARAM params[]); +int ossl_ec_key_fromdata(EC_KEY *ecx, const OSSL_PARAM params[], + int include_private); +int ossl_ec_key_otherparams_fromdata(EC_KEY *ec, const OSSL_PARAM params[]); +int ossl_ec_key_is_foreign(const EC_KEY *ec); +EC_KEY *ossl_ec_key_dup(const EC_KEY *key, int selection); +int ossl_x509_algor_is_sm2(const X509_ALGOR *palg); +EC_KEY *ossl_ec_key_param_from_x509_algor(const X509_ALGOR *palg, + OSSL_LIB_CTX *libctx, + const char *propq); +EC_KEY *ossl_ec_key_from_pkcs8(const PKCS8_PRIV_KEY_INFO *p8inf, + OSSL_LIB_CTX *libctx, const char *propq); + +int ossl_ec_set_ecdh_cofactor_mode(EC_KEY *ec, int mode); +int ossl_ec_encoding_name2id(const char *name); +int ossl_ec_encoding_param2id(const OSSL_PARAM *p, int *id); +int ossl_ec_pt_format_name2id(const char *name); +int ossl_ec_pt_format_param2id(const OSSL_PARAM *p, int *id); +char *ossl_ec_pt_format_id2name(int id); + +char *ossl_ec_check_group_type_id2name(int flags); +int ossl_ec_set_check_group_type_from_name(EC_KEY *ec, const char *name); + +# endif /* OPENSSL_NO_EC */ +#endif -- cgit v1.2.3