| /* ec.h |
| * |
| * Copyright (C) 2006-2021 wolfSSL Inc. |
| * |
| * This file is part of wolfSSL. |
| * |
| * wolfSSL is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * wolfSSL is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA |
| */ |
| |
| /* ec.h for openssl */ |
| |
| #ifndef WOLFSSL_EC_H_ |
| #define WOLFSSL_EC_H_ |
| |
| #include <wolfssl/openssl/bn.h> |
| #include <wolfssl/wolfcrypt/asn.h> |
| #include <wolfssl/wolfcrypt/ecc.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* Map OpenSSL NID value */ |
| enum { |
| POINT_CONVERSION_COMPRESSED = 2, |
| POINT_CONVERSION_UNCOMPRESSED = 4, |
| |
| #ifdef HAVE_ECC |
| /* Use OpenSSL NIDs. NIDs can be mapped to ecc_curve_id enum values by |
| calling NIDToEccEnum() in ssl.c */ |
| NID_X9_62_prime192v1 = 409, |
| NID_X9_62_prime192v2 = 410, |
| NID_X9_62_prime192v3 = 411, |
| NID_X9_62_prime239v1 = 412, |
| NID_X9_62_prime239v2 = 413, |
| NID_X9_62_prime239v3 = 414, |
| NID_X9_62_prime256v1 = 415, |
| NID_secp112r1 = 704, |
| NID_secp112r2 = 705, |
| NID_secp128r1 = 706, |
| NID_secp128r2 = 707, |
| NID_secp160r1 = 709, |
| NID_secp160r2 = 710, |
| NID_secp224r1 = 713, |
| NID_secp384r1 = 715, |
| NID_secp521r1 = 716, |
| NID_secp160k1 = 708, |
| NID_secp192k1 = 711, |
| NID_secp224k1 = 712, |
| NID_secp256k1 = 714, |
| NID_brainpoolP160r1 = 921, |
| NID_brainpoolP192r1 = 923, |
| NID_brainpoolP224r1 = 925, |
| NID_brainpoolP256r1 = 927, |
| NID_brainpoolP320r1 = 929, |
| NID_brainpoolP384r1 = 931, |
| NID_brainpoolP512r1 = 933, |
| #endif |
| |
| #ifdef HAVE_ED448 |
| NID_ED448 = ED448k, |
| #endif |
| #ifdef HAVE_ED25519 |
| NID_ED25519 = ED25519k, |
| #endif |
| |
| OPENSSL_EC_NAMED_CURVE = 0x001 |
| }; |
| |
| #ifndef WOLFSSL_EC_TYPE_DEFINED /* guard on redeclaration */ |
| typedef struct WOLFSSL_EC_KEY WOLFSSL_EC_KEY; |
| typedef struct WOLFSSL_EC_POINT WOLFSSL_EC_POINT; |
| typedef struct WOLFSSL_EC_GROUP WOLFSSL_EC_GROUP; |
| typedef struct WOLFSSL_EC_BUILTIN_CURVE WOLFSSL_EC_BUILTIN_CURVE; |
| /* WOLFSSL_EC_METHOD is just an alias of WOLFSSL_EC_GROUP for now */ |
| typedef struct WOLFSSL_EC_GROUP WOLFSSL_EC_METHOD; |
| #define WOLFSSL_EC_TYPE_DEFINED |
| #endif |
| |
| typedef WOLFSSL_EC_KEY EC_KEY; |
| typedef WOLFSSL_EC_GROUP EC_GROUP; |
| typedef WOLFSSL_EC_GROUP EC_METHOD; |
| typedef WOLFSSL_EC_POINT EC_POINT; |
| typedef WOLFSSL_EC_BUILTIN_CURVE EC_builtin_curve; |
| |
| struct WOLFSSL_EC_POINT { |
| WOLFSSL_BIGNUM *X; |
| WOLFSSL_BIGNUM *Y; |
| WOLFSSL_BIGNUM *Z; |
| |
| void* internal; /* our ECC point */ |
| char inSet; /* internal set from external ? */ |
| char exSet; /* external set from internal ? */ |
| }; |
| |
| struct WOLFSSL_EC_GROUP { |
| int curve_idx; /* index of curve, used by WolfSSL as reference */ |
| int curve_nid; /* NID of curve, used by OpenSSL/OpenSSH as reference */ |
| int curve_oid; /* OID of curve, used by OpenSSL/OpenSSH as reference */ |
| }; |
| |
| struct WOLFSSL_EC_KEY { |
| WOLFSSL_EC_GROUP *group; |
| WOLFSSL_EC_POINT *pub_key; |
| WOLFSSL_BIGNUM *priv_key; |
| |
| void* internal; /* our ECC Key */ |
| char inSet; /* internal set from external ? */ |
| char exSet; /* external set from internal ? */ |
| char form; /* Either POINT_CONVERSION_UNCOMPRESSED or |
| * POINT_CONVERSION_COMPRESSED */ |
| }; |
| |
| struct WOLFSSL_EC_BUILTIN_CURVE { |
| int nid; |
| const char *comment; |
| }; |
| |
| #define WOLFSSL_EC_KEY_LOAD_PRIVATE 1 |
| #define WOLFSSL_EC_KEY_LOAD_PUBLIC 2 |
| |
| WOLFSSL_API |
| size_t wolfSSL_EC_get_builtin_curves(WOLFSSL_EC_BUILTIN_CURVE *r,size_t nitems); |
| |
| WOLFSSL_API |
| WOLFSSL_EC_KEY *wolfSSL_EC_KEY_dup(const WOLFSSL_EC_KEY *src); |
| |
| WOLFSSL_API |
| int wolfSSL_ECPoint_i2d(const WOLFSSL_EC_GROUP *curve, |
| const WOLFSSL_EC_POINT *p, |
| unsigned char *out, unsigned int *len); |
| WOLFSSL_API |
| int wolfSSL_ECPoint_d2i(unsigned char *in, unsigned int len, |
| const WOLFSSL_EC_GROUP *curve, WOLFSSL_EC_POINT *p); |
| WOLFSSL_API |
| size_t wolfSSL_EC_POINT_point2oct(const WOLFSSL_EC_GROUP *group, |
| const WOLFSSL_EC_POINT *p, |
| char form, |
| byte *buf, size_t len, WOLFSSL_BN_CTX *ctx); |
| WOLFSSL_API |
| int wolfSSL_EC_POINT_oct2point(const WOLFSSL_EC_GROUP *group, |
| WOLFSSL_EC_POINT *p, const unsigned char *buf, |
| size_t len, WOLFSSL_BN_CTX *ctx); |
| WOLFSSL_API |
| int wolfSSL_i2o_ECPublicKey(const WOLFSSL_EC_KEY *in, unsigned char **out); |
| WOLFSSL_API |
| WOLFSSL_EC_KEY *wolfSSL_d2i_ECPrivateKey(WOLFSSL_EC_KEY **key, const unsigned char **in, |
| long len); |
| WOLFSSL_API |
| int wolfSSL_i2d_ECPrivateKey(const WOLFSSL_EC_KEY *in, unsigned char **out); |
| WOLFSSL_API |
| void wolfSSL_EC_KEY_set_conv_form(WOLFSSL_EC_KEY *eckey, char form); |
| WOLFSSL_API |
| WOLFSSL_BIGNUM *wolfSSL_EC_POINT_point2bn(const WOLFSSL_EC_GROUP *group, |
| const WOLFSSL_EC_POINT *p, |
| char form, |
| WOLFSSL_BIGNUM *in, WOLFSSL_BN_CTX *ctx); |
| WOLFSSL_API |
| int wolfSSL_EC_POINT_is_on_curve(const WOLFSSL_EC_GROUP *group, |
| const WOLFSSL_EC_POINT *point, |
| WOLFSSL_BN_CTX *ctx); |
| |
| WOLFSSL_API |
| int wolfSSL_EC_KEY_LoadDer(WOLFSSL_EC_KEY* key, |
| const unsigned char* der, int derSz); |
| WOLFSSL_API |
| int wolfSSL_EC_KEY_LoadDer_ex(WOLFSSL_EC_KEY* key, |
| const unsigned char* der, int derSz, int opt); |
| WOLFSSL_API |
| void wolfSSL_EC_KEY_free(WOLFSSL_EC_KEY *key); |
| WOLFSSL_API |
| WOLFSSL_EC_POINT *wolfSSL_EC_KEY_get0_public_key(const WOLFSSL_EC_KEY *key); |
| WOLFSSL_API |
| const WOLFSSL_EC_GROUP *wolfSSL_EC_KEY_get0_group(const WOLFSSL_EC_KEY *key); |
| WOLFSSL_API |
| int wolfSSL_EC_KEY_set_private_key(WOLFSSL_EC_KEY *key, |
| const WOLFSSL_BIGNUM *priv_key); |
| WOLFSSL_API |
| WOLFSSL_BIGNUM *wolfSSL_EC_KEY_get0_private_key(const WOLFSSL_EC_KEY *key); |
| WOLFSSL_API |
| WOLFSSL_EC_KEY *wolfSSL_EC_KEY_new_by_curve_name(int nid); |
| WOLFSSL_API const char* wolfSSL_EC_curve_nid2nist(int nid); |
| WOLFSSL_API int wolfSSL_EC_curve_nist2nid(const char* name); |
| WOLFSSL_API |
| WOLFSSL_EC_KEY *wolfSSL_EC_KEY_new(void); |
| WOLFSSL_API |
| int wolfSSL_EC_KEY_set_group(WOLFSSL_EC_KEY *key, WOLFSSL_EC_GROUP *group); |
| WOLFSSL_API |
| int wolfSSL_EC_KEY_generate_key(WOLFSSL_EC_KEY *key); |
| WOLFSSL_API |
| void wolfSSL_EC_KEY_set_asn1_flag(WOLFSSL_EC_KEY *key, int asn1_flag); |
| WOLFSSL_API |
| int wolfSSL_EC_KEY_set_public_key(WOLFSSL_EC_KEY *key, |
| const WOLFSSL_EC_POINT *pub); |
| WOLFSSL_API int wolfSSL_ECDSA_size(const WOLFSSL_EC_KEY *key); |
| WOLFSSL_API int wolfSSL_ECDSA_sign(int type, const unsigned char *digest, |
| int digestSz, unsigned char *sig, |
| unsigned int *sigSz, WOLFSSL_EC_KEY *key); |
| WOLFSSL_API |
| void wolfSSL_EC_GROUP_set_asn1_flag(WOLFSSL_EC_GROUP *group, int flag); |
| WOLFSSL_API |
| WOLFSSL_EC_GROUP *wolfSSL_EC_GROUP_new_by_curve_name(int nid); |
| WOLFSSL_API |
| int wolfSSL_EC_GROUP_cmp(const WOLFSSL_EC_GROUP *a, const WOLFSSL_EC_GROUP *b, |
| WOLFSSL_BN_CTX *ctx); |
| WOLFSSL_API |
| WOLFSSL_EC_GROUP *wolfSSL_EC_GROUP_dup(const WOLFSSL_EC_GROUP *src); |
| WOLFSSL_API |
| int wolfSSL_EC_GROUP_get_curve_name(const WOLFSSL_EC_GROUP *group); |
| WOLFSSL_API |
| int wolfSSL_EC_GROUP_get_degree(const WOLFSSL_EC_GROUP *group); |
| WOLFSSL_API |
| int wolfSSL_EC_GROUP_get_order(const WOLFSSL_EC_GROUP *group, |
| WOLFSSL_BIGNUM *order, WOLFSSL_BN_CTX *ctx); |
| WOLFSSL_API |
| int wolfSSL_EC_GROUP_order_bits(const WOLFSSL_EC_GROUP *group); |
| WOLFSSL_API |
| void wolfSSL_EC_GROUP_free(WOLFSSL_EC_GROUP *group); |
| WOLFSSL_API |
| const WOLFSSL_EC_METHOD* wolfSSL_EC_GROUP_method_of( |
| const WOLFSSL_EC_GROUP *group); |
| WOLFSSL_API |
| int wolfSSL_EC_METHOD_get_field_type(const WOLFSSL_EC_METHOD *meth); |
| WOLFSSL_API |
| WOLFSSL_EC_POINT *wolfSSL_EC_POINT_new(const WOLFSSL_EC_GROUP *group); |
| WOLFSSL_API |
| int wolfSSL_EC_POINT_get_affine_coordinates_GFp(const WOLFSSL_EC_GROUP *group, |
| const WOLFSSL_EC_POINT *p, |
| WOLFSSL_BIGNUM *x, |
| WOLFSSL_BIGNUM *y, |
| WOLFSSL_BN_CTX *ctx); |
| WOLFSSL_API |
| int wolfSSL_EC_POINT_set_affine_coordinates_GFp(const WOLFSSL_EC_GROUP *group, |
| WOLFSSL_EC_POINT *point, |
| const WOLFSSL_BIGNUM *x, |
| const WOLFSSL_BIGNUM *y, |
| WOLFSSL_BN_CTX *ctx); |
| WOLFSSL_API |
| int wolfSSL_EC_POINT_add(const WOLFSSL_EC_GROUP *group, WOLFSSL_EC_POINT *r, |
| const WOLFSSL_EC_POINT *p1, |
| const WOLFSSL_EC_POINT *p2, WOLFSSL_BN_CTX *ctx); |
| WOLFSSL_API |
| int wolfSSL_EC_POINT_mul(const WOLFSSL_EC_GROUP *group, WOLFSSL_EC_POINT *r, |
| const WOLFSSL_BIGNUM *n, |
| const WOLFSSL_EC_POINT *q, const WOLFSSL_BIGNUM *m, |
| WOLFSSL_BN_CTX *ctx); |
| WOLFSSL_API |
| int wolfSSL_EC_POINT_invert(const WOLFSSL_EC_GROUP *group, WOLFSSL_EC_POINT *a, |
| WOLFSSL_BN_CTX *ctx); |
| WOLFSSL_API |
| void wolfSSL_EC_POINT_clear_free(WOLFSSL_EC_POINT *point); |
| WOLFSSL_API |
| int wolfSSL_EC_POINT_cmp(const WOLFSSL_EC_GROUP *group, |
| const WOLFSSL_EC_POINT *a, const WOLFSSL_EC_POINT *b, |
| WOLFSSL_BN_CTX *ctx); |
| WOLFSSL_API int wolfSSL_EC_POINT_copy(WOLFSSL_EC_POINT *dest, |
| const WOLFSSL_EC_POINT *src); |
| WOLFSSL_API |
| void wolfSSL_EC_POINT_free(WOLFSSL_EC_POINT *point); |
| WOLFSSL_API |
| int wolfSSL_EC_POINT_is_at_infinity(const WOLFSSL_EC_GROUP *group, |
| const WOLFSSL_EC_POINT *a); |
| |
| #ifndef HAVE_SELFTEST |
| WOLFSSL_API |
| char* wolfSSL_EC_POINT_point2hex(const WOLFSSL_EC_GROUP* group, |
| const WOLFSSL_EC_POINT* point, int form, |
| WOLFSSL_BN_CTX* ctx); |
| #endif |
| |
| #ifndef HAVE_ECC |
| #define OPENSSL_NO_EC |
| #endif |
| |
| #define EC_KEY_new wolfSSL_EC_KEY_new |
| #define EC_KEY_free wolfSSL_EC_KEY_free |
| #define EC_KEY_dup wolfSSL_EC_KEY_dup |
| #define EC_KEY_get0_public_key wolfSSL_EC_KEY_get0_public_key |
| #define EC_KEY_get0_group wolfSSL_EC_KEY_get0_group |
| #define EC_KEY_set_private_key wolfSSL_EC_KEY_set_private_key |
| #define EC_KEY_get0_private_key wolfSSL_EC_KEY_get0_private_key |
| #define EC_KEY_new_by_curve_name wolfSSL_EC_KEY_new_by_curve_name |
| #define EC_KEY_set_group wolfSSL_EC_KEY_set_group |
| #define EC_KEY_generate_key wolfSSL_EC_KEY_generate_key |
| #define EC_KEY_set_asn1_flag wolfSSL_EC_KEY_set_asn1_flag |
| #define EC_KEY_set_public_key wolfSSL_EC_KEY_set_public_key |
| |
| #define ECDSA_size wolfSSL_ECDSA_size |
| #define ECDSA_sign wolfSSL_ECDSA_sign |
| |
| #define EC_GROUP_free wolfSSL_EC_GROUP_free |
| #define EC_GROUP_set_asn1_flag wolfSSL_EC_GROUP_set_asn1_flag |
| #define EC_GROUP_new_by_curve_name wolfSSL_EC_GROUP_new_by_curve_name |
| #define EC_GROUP_cmp wolfSSL_EC_GROUP_cmp |
| #define EC_GROUP_dup wolfSSL_EC_GROUP_dup |
| #define EC_GROUP_get_curve_name wolfSSL_EC_GROUP_get_curve_name |
| #define EC_GROUP_get_degree wolfSSL_EC_GROUP_get_degree |
| #define EC_GROUP_get_order wolfSSL_EC_GROUP_get_order |
| #define EC_GROUP_order_bits wolfSSL_EC_GROUP_order_bits |
| #define EC_GROUP_method_of wolfSSL_EC_GROUP_method_of |
| #ifndef NO_WOLFSSL_STUB |
| #define EC_GROUP_set_point_conversion_form(...) |
| #endif |
| |
| #define EC_METHOD_get_field_type wolfSSL_EC_METHOD_get_field_type |
| |
| #define EC_POINT_new wolfSSL_EC_POINT_new |
| #define EC_POINT_free wolfSSL_EC_POINT_free |
| #define EC_POINT_get_affine_coordinates_GFp \ |
| wolfSSL_EC_POINT_get_affine_coordinates_GFp |
| #define EC_POINT_set_affine_coordinates_GFp \ |
| wolfSSL_EC_POINT_set_affine_coordinates_GFp |
| #define EC_POINT_add wolfSSL_EC_POINT_add |
| #define EC_POINT_mul wolfSSL_EC_POINT_mul |
| #define EC_POINT_invert wolfSSL_EC_POINT_invert |
| #define EC_POINT_clear_free wolfSSL_EC_POINT_clear_free |
| #define EC_POINT_cmp wolfSSL_EC_POINT_cmp |
| #define EC_POINT_copy wolfSSL_EC_POINT_copy |
| #define EC_POINT_is_at_infinity wolfSSL_EC_POINT_is_at_infinity |
| |
| #define EC_get_builtin_curves wolfSSL_EC_get_builtin_curves |
| |
| #define ECPoint_i2d wolfSSL_ECPoint_i2d |
| #define ECPoint_d2i wolfSSL_ECPoint_d2i |
| #define EC_POINT_point2oct wolfSSL_EC_POINT_point2oct |
| #define EC_POINT_oct2point wolfSSL_EC_POINT_oct2point |
| #define EC_POINT_point2bn wolfSSL_EC_POINT_point2bn |
| #define EC_POINT_is_on_curve wolfSSL_EC_POINT_is_on_curve |
| #define i2o_ECPublicKey wolfSSL_i2o_ECPublicKey |
| #define i2d_EC_PUBKEY wolfSSL_i2o_ECPublicKey |
| #define d2i_ECPrivateKey wolfSSL_d2i_ECPrivateKey |
| #define i2d_ECPrivateKey wolfSSL_i2d_ECPrivateKey |
| #define EC_KEY_set_conv_form wolfSSL_EC_KEY_set_conv_form |
| |
| #ifndef HAVE_SELFTEST |
| #define EC_POINT_point2hex wolfSSL_EC_POINT_point2hex |
| #endif |
| |
| #define EC_POINT_dump wolfSSL_EC_POINT_dump |
| #define EC_get_builtin_curves wolfSSL_EC_get_builtin_curves |
| |
| #define EC_curve_nid2nist wolfSSL_EC_curve_nid2nist |
| #define EC_curve_nist2nid wolfSSL_EC_curve_nist2nid |
| |
| #ifdef __cplusplus |
| } /* extern "C" */ |
| #endif |
| |
| #endif /* header */ |