Address toAddress(Secret _private) { secp256k1_start(); byte pubkey[65]; int pubkeylen = 65; int ok = secp256k1_ecdsa_seckey_verify(_private.data()); if (!ok) return Address(); ok = secp256k1_ecdsa_pubkey_create(pubkey, &pubkeylen, _private.data(), 0); assert(pubkeylen == 65); if (!ok) return Address(); ok = secp256k1_ecdsa_pubkey_verify(pubkey, 65); if (!ok) return Address(); auto ret = right160(dev::eth::sha3(bytesConstRef(&(pubkey[1]), 64))); #if ETH_ADDRESS_DEBUG cout << "---- ADDRESS -------------------------------" << endl; cout << "SEC: " << _private << endl; cout << "PUB: " << toHex(bytesConstRef(&(pubkey[1]), 64)) << endl; cout << "ADR: " << ret << endl; #endif return ret; }
bool verify_public_key(const ec_point& public_key) { init.init(); return secp256k1_ecdsa_pubkey_verify(public_key.data(), public_key.size()) == 1; }