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src/libsecp256k1/ec.cpp: implement ec_generate_key() using ec_generqate_privkey() and ec_get_publickey()

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This commit is contained in:
Henrik Hautakoski 2023-03-20 13:45:54 +01:00
parent b10911b21b
commit 760c50a655
1 changed files with 2 additions and 31 deletions
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33
src/libsecp256k1/ec.cpp
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@ -83,40 +83,11 @@ int ec_get_publickey(const ec_privkey_t *priv, ec_pubkey_t* pub) {
int ec_generate_key(struct ec_keypair *pair) {
size_t len;
secp256k1_pubkey pub;
unsigned char seckey[32];
unsigned char randomize[32];
if (!fill_random(randomize, sizeof(randomize))) {
if (ec_generate_privkey(&pair->secret) < 0) {
return -1;
}
if (secp256k1_context_randomize(ctx, randomize) < 0) {
return -1;
}
while (1) {
if (!fill_random(pair->secret.data(), pair->secret.size())) {
return -1;
}
if (secp256k1_ec_seckey_verify(ctx, pair->secret.data())) {
break;
}
}
if (secp256k1_ec_pubkey_create(ctx, &pub, pair->secret.data()) < 0) {
return -1;
}
len = EC_PUBKEY_SIZE;
secp256k1_ec_pubkey_serialize(ctx, pair->pub.data(), &len, &pub, SECP256K1_EC_COMPRESSED);
if (len != EC_PUBKEY_SIZE) {
return -1;
}
return 0;
return ec_get_publickey(&pair->secret, &pair->pub);
}
} // namespace libeosio