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ECICS gerenarate keys

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orignal 2017-11-01 14:06:55 -04:00
parent 5271cdacf2
commit 00bbb81375
2 changed files with 14 additions and 0 deletions
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13
libi2pd/Crypto.cpp
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@ -460,6 +460,19 @@ namespace crypto
return ret;
}
void GenerateECICSKeyPair (const EC_GROUP * curve, BIGNUM *& priv, EC_POINT *& pub)
{
BN_CTX * ctx = BN_CTX_new ();
BIGNUM * q = BN_new ();
EC_GROUP_get_order(curve, q, ctx);
priv = BN_new ();
BN_rand_range (priv, q);
pub = EC_POINT_new (curve);
EC_POINT_mul (curve, pub, priv, nullptr, nullptr, ctx);
BN_free (q);
BN_CTX_free (ctx);
}
// HMAC
const uint64_t IPAD = 0x3636363636363636;
const uint64_t OPAD = 0x5C5C5C5C5C5C5C5C;