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CryptoKey added

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orignal
2017-11-06 13:40:58 -05:00
parent b3c836f298
commit efacfced45
6 changed files with 56 additions and 26 deletions
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27
libi2pd/CryptoKey.cpp Normal file
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#include "CryptoKey.h"
namespace i2p
{
namespace crypto
{
void CreateECIESP256RandomKeys (uint8_t * priv, uint8_t * pub)
{
EC_GROUP * curve = EC_GROUP_new_by_curve_name (NID_X9_62_prime256v1);
EC_POINT * p = nullptr;
BIGNUM * key = nullptr;
GenerateECIESKeyPair (curve, key, p);
bn2buf (key, priv, 32);
RAND_bytes (priv + 32, 224);
BN_free (key);
BIGNUM * x = BN_new (), * y = BN_new ();
EC_POINT_get_affine_coordinates_GFp (curve, p, x, y, NULL);
bn2buf (x, pub, 32);
bn2buf (y, pub + 32, 32);
RAND_bytes (priv + 64, 192);
EC_POINT_free (p);
BN_free (x); BN_free (y);
EC_GROUP_free (curve);
}
}
}