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GOST R 34.11 hash

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orignal 2017-02-17 22:26:24 -05:00
parent c91b05bd4b
commit c1042c8f20
3 changed files with 51 additions and 22 deletions
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14
Signature.h
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@ -464,9 +464,11 @@ namespace crypto
bool Verify (const uint8_t * buf, size_t len, const uint8_t * signature) const
{
EVP_PKEY_CTX *ctx = EVP_PKEY_CTX_new (m_PublicKey, nullptr);
uint8_t digest[32];
GOSTR3411 (buf, len, digest);
EVP_PKEY_CTX *ctx = EVP_PKEY_CTX_new (m_PublicKey, GetGostEngine ());
EVP_PKEY_verify_init (ctx);
int ret = EVP_PKEY_verify (ctx, signature, GOSTR3410_SIGNATURE_LENGTH, buf, len);
int ret = EVP_PKEY_verify (ctx, signature, GOSTR3410_SIGNATURE_LENGTH, digest, 32);
EVP_PKEY_CTX_free (ctx);
return ret == 1;
}
@ -494,10 +496,12 @@ namespace crypto
void Sign (const uint8_t * buf, int len, uint8_t * signature) const
{
EVP_PKEY_CTX *ctx = EVP_PKEY_CTX_new (m_PrivateKey, nullptr);
uint8_t digest[32];
GOSTR3411 (buf, len, digest);
EVP_PKEY_CTX *ctx = EVP_PKEY_CTX_new (m_PrivateKey, GetGostEngine ());
EVP_PKEY_sign_init (ctx);
size_t l = GOSTR3410_SIGNATURE_LENGTH;
EVP_PKEY_sign (ctx, signature, &l, buf, len);
EVP_PKEY_sign (ctx, signature, &l, digest, 32);
EVP_PKEY_CTX_free (ctx);
}
@ -508,7 +512,7 @@ namespace crypto
inline void CreateGOSTR3410RandomKeys (uint8_t * signingPrivateKey, uint8_t * signingPublicKey)
{
auto ctx = EVP_PKEY_CTX_new_id(NID_id_GostR3410_2001, nullptr);
auto ctx = EVP_PKEY_CTX_new_id(NID_id_GostR3410_2001, GetGostEngine ());
EVP_PKEY_keygen_init (ctx);
EVP_PKEY_CTX_ctrl_str (ctx, "paramset", "A");
EVP_PKEY* pkey = nullptr;