Mirrors/i2pd
2
0
Fork 0
mirror of https://github.com/PurpleI2P/i2pd.git synced 2025-01-22 21:37:17 +01:00
Code Issues Actions 6 Packages Projects Releases Wiki Activity

generate GOST R 34.10 keys pair

Browse source
This commit is contained in:
orignal 2017-02-16 21:45:12 -05:00
parent 9363db816c
commit f8a09df5c0
1 changed files with 18 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

18
Signature.h
View file

@ -490,6 +490,24 @@ namespace crypto
EVP_PKEY * m_PrivateKey;
};
inline void CreateGOSTR3410RandomKeys (uint8_t * signingPrivateKey, uint8_t * signingPublicKey)
{
auto ctx = EVP_PKEY_CTX_new_id(NID_id_GostR3410_2001, nullptr);
EVP_PKEY_keygen_init (ctx);
EVP_PKEY_CTX_ctrl_str (ctx, "paramset", "A");
EVP_PKEY* pkey = nullptr;
EVP_PKEY_keygen (ctx, &pkey);
const EC_KEY* ecKey = (const EC_KEY*) EVP_PKEY_get0(pkey);
bn2buf (EC_KEY_get0_private_key (ecKey), signingPrivateKey, GOSTR3410_PUBLIC_KEY_LENGTH/2);
BIGNUM * x = BN_new(), * y = BN_new();
EC_POINT_get_affine_coordinates_GFp (EC_KEY_get0_group(ecKey), EC_KEY_get0_public_key (ecKey), x, y, NULL);
bn2buf (x, signingPublicKey, GOSTR3410_PUBLIC_KEY_LENGTH/2);
bn2buf (y, signingPublicKey + GOSTR3410_PUBLIC_KEY_LENGTH/2, GOSTR3410_PUBLIC_KEY_LENGTH/2);
BN_free (x); BN_free (y);
EVP_PKEY_CTX_free (ctx);
EVP_PKEY_free (pkey);
}
}
}