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Code Issues Releases Wiki Activity

check both possible public keys

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orignal 2017-03-26 11:05:58 -04:00
parent ccfaa09d0a
commit 88823de063
1 changed files with 3 additions and 2 deletions
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5
src/key.cpp
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@ -60,8 +60,9 @@ static int ECDSA_SIG_recover_key_GFp(EC_KEY *eckey, ECDSA_SIG *ecsig, const unsi
BIGNUM * d = BN_bin2bn (msg, msglen, nullptr);
const auto& curve = i2p::crypto::GetGOSTR3410Curve (i2p::crypto::eGOSTR3410CryptoProA);
EC_POINT * pub = curve->RecoverPublicKey (d, ecsig->r, ecsig->s, recid % 2);
EC_KEY_set_public_key(eckey, pub);
BN_free (d);
if (!pub) return 0;
EC_KEY_set_public_key(eckey, pub);
EC_POINT_free (pub);
return 1;
}
@ -179,7 +180,7 @@ public:
if (nBitsR <= 256 && nBitsS <= 256) {
CPubKey pubkey;
GetPubKey(pubkey, true);
for (int i=0; i<1; i++) {
for (int i=0; i<2; i++) {
CECKey keyRec;
if (ECDSA_SIG_recover_key_GFp(keyRec.pkey, sig, (unsigned char*)&hash, sizeof(hash), i, 1) == 1) {
CPubKey pubkeyRec;