def do_test(exp_hex, wif, c_wif, public_pair_sec, c_public_pair_sec,
address_b58, c_address_b58):
secret_exponent = int(exp_hex, 16)
sec = h2b(public_pair_sec)
c_sec = h2b(c_public_pair_sec)
self.assertEqual(
secret_exponent_to_wif(secret_exponent, compressed=False), wif)
self.assertEqual(
secret_exponent_to_wif(secret_exponent, compressed=True),
c_wif)
key = BitcoinMainnet.ui.parse(wif)
exponent = key.secret_exponent()
compressed = not key._use_uncompressed()
self.assertEqual(exponent, secret_exponent)
self.assertFalse(compressed)
key = BitcoinMainnet.ui.parse(c_wif)
exponent = key.secret_exponent()
compressed = not key._use_uncompressed()
self.assertEqual(exponent, secret_exponent)
self.assertTrue(compressed)
public_pair = secret_exponent * secp256k1_generator
pk_public_pair = sec_to_public_pair(sec, secp256k1_generator)
compressed = is_sec_compressed(sec)
self.assertEqual(pk_public_pair, public_pair)
self.assertFalse(is_sec_compressed(sec))
self.assertEqual(
public_pair_to_sec(pk_public_pair, compressed=False), sec)
pk_public_pair = sec_to_public_pair(c_sec, secp256k1_generator)
compressed = is_sec_compressed(c_sec)
self.assertEqual(pk_public_pair, public_pair)
self.assertTrue(compressed)
self.assertEqual(
public_pair_to_sec(pk_public_pair, compressed=True), c_sec)
bca = public_pair_to_bitcoin_address(pk_public_pair,
compressed=True)
self.assertEqual(bca, c_address_b58)
self.assertEqual(
bitcoin_address_to_hash160_sec(c_address_b58),
public_pair_to_hash160_sec(pk_public_pair, compressed=True))
bca = public_pair_to_bitcoin_address(pk_public_pair,
compressed=False)
self.assertEqual(bca, address_b58)
self.assertEqual(
bitcoin_address_to_hash160_sec(address_b58),
public_pair_to_hash160_sec(pk_public_pair, compressed=False))
def info_for_sec(self, prefix, text):
sec = h2b(text)
public_pair = sec_to_public_pair(sec, self._generator)
is_compressed = is_sec_compressed(sec)
kwargs = dict(public_pair=public_pair, is_compressed=is_compressed)
return dict(type="key", key_type="sec", is_private=False, kwargs=kwargs,
key_class=self._key_class, create_f=lambda: self._key_class(**kwargs))
def from_sec(class_, sec, generator=None):
"""
Create a key from an sec bytestream (which is an encoding of a public pair).
"""
generator = generator or class_._default_generator
public_pair = sec_to_public_pair(sec, generator)
return class_(public_pair=public_pair, is_compressed=is_sec_compressed(sec))
def info_for_sec(self, prefix, text):
sec = h2b(text)
public_pair = sec_to_public_pair(sec, self._generator)
is_compressed = is_sec_compressed(sec)
kwargs = dict(public_pair=public_pair, is_compressed=is_compressed)
return dict(type="key", key_type="sec", is_private=False, kwargs=kwargs,
key_class=self._key_class, create_f=lambda: self._key_class(**kwargs))
def from_sec(class_, sec, generator):
"""
Create a key from an sec bytestream (which is an encoding of a public pair).
"""
public_pair = sec_to_public_pair(sec, generator)
return class_(public_pair=public_pair,
is_compressed=is_sec_compressed(sec))
def do_test(exp_hex, wif, c_wif, public_pair_sec, c_public_pair_sec, address_b58, c_address_b58):
secret_exponent = int(exp_hex, 16)
sec = h2b(public_pair_sec)
c_sec = h2b(c_public_pair_sec)
self.assertEqual(secret_exponent_to_wif(secret_exponent, compressed=False), wif)
self.assertEqual(secret_exponent_to_wif(secret_exponent, compressed=True), c_wif)
key = network.parse.wif(wif)
exponent = key.secret_exponent()
compressed = key.is_compressed()
self.assertEqual(exponent, secret_exponent)
self.assertFalse(compressed)
key = network.parse.wif(c_wif)
exponent = key.secret_exponent()
compressed = key.is_compressed()
self.assertEqual(exponent, secret_exponent)
self.assertTrue(compressed)
public_pair = secret_exponent * key._generator
pk_public_pair = sec_to_public_pair(sec, key._generator)
compressed = is_sec_compressed(sec)
self.assertEqual(pk_public_pair, public_pair)
self.assertFalse(is_sec_compressed(sec))
self.assertEqual(public_pair_to_sec(pk_public_pair, compressed=False), sec)
pk_public_pair = sec_to_public_pair(c_sec, key._generator)
compressed = is_sec_compressed(c_sec)
self.assertEqual(pk_public_pair, public_pair)
self.assertTrue(compressed)
self.assertEqual(public_pair_to_sec(pk_public_pair, compressed=True), c_sec)
bca = public_pair_to_bitcoin_address(pk_public_pair, compressed=True)
self.assertEqual(bca, c_address_b58)
self.assertEqual(bitcoin_address_to_hash160_sec(c_address_b58),
public_pair_to_hash160_sec(pk_public_pair, compressed=True))
bca = public_pair_to_bitcoin_address(pk_public_pair, compressed=False)
self.assertEqual(bca, address_b58)
self.assertEqual(bitcoin_address_to_hash160_sec(address_b58),
public_pair_to_hash160_sec(pk_public_pair, compressed=False))
def do_test(as_public_pair, as_sec, is_compressed, as_hash160_sec, as_bitcoin_address):
self.assertEqual(sec_to_public_pair(as_sec, secp256k1_generator), as_public_pair)
self.assertEqual(public_pair_to_sec(as_public_pair, compressed=is_compressed), as_sec)
self.assertEqual(is_sec_compressed(as_sec), is_compressed)
self.assertEqual(public_pair_to_hash160_sec(as_public_pair, compressed=is_compressed),
as_hash160_sec)
self.assertEqual(BitcoinMainnet.ui.address_for_p2pkh(as_hash160_sec), as_bitcoin_address)
self.assertTrue(is_address_valid(as_bitcoin_address))
bad_address = as_bitcoin_address[:17] + chr(ord(as_bitcoin_address[17]) + 1) + as_bitcoin_address[18:]
self.assertFalse(is_address_valid(bad_address))
def do_test(as_public_pair, as_sec, is_compressed, as_hash160_sec,
as_bitcoin_address):
self.assertEqual(sec_to_public_pair(as_sec, secp256k1_generator),
as_public_pair)
self.assertEqual(
public_pair_to_sec(as_public_pair, compressed=is_compressed),
as_sec)
self.assertEqual(is_sec_compressed(as_sec), is_compressed)
self.assertEqual(
public_pair_to_hash160_sec(as_public_pair,
compressed=is_compressed),
as_hash160_sec)
self.assertEqual(network.address.for_p2pkh(as_hash160_sec),
as_bitcoin_address)
self.assertIsNotNone(network.parse.address(as_bitcoin_address))
bad_address = as_bitcoin_address[:17] + chr(
ord(as_bitcoin_address[17]) + 1) + as_bitcoin_address[18:]
self.assertIsNone(network.parse.address(bad_address))
def do_test(as_public_pair, as_sec, is_compressed, as_hash160_sec,
as_bitcoin_address):
self.assertEqual(sec_to_public_pair(as_sec, secp256k1_generator),
as_public_pair)
self.assertEqual(
public_pair_to_sec(as_public_pair, compressed=is_compressed),
as_sec)
self.assertEqual(is_sec_compressed(as_sec), is_compressed)
self.assertEqual(
public_pair_to_hash160_sec(as_public_pair,
compressed=is_compressed),
as_hash160_sec)
self.assertEqual(
BitcoinMainnet.ui.address_for_p2pkh(as_hash160_sec),
as_bitcoin_address)
self.assertTrue(is_address_valid(as_bitcoin_address))
bad_address = as_bitcoin_address[:17] + chr(
ord(as_bitcoin_address[17]) + 1) + as_bitcoin_address[18:]
self.assertFalse(is_address_valid(bad_address))
def annotate_pubkey(self, blob, da):
is_compressed = is_sec_compressed(blob)
address = self._address.for_p2pkh(hash160(blob))
da[blob].append("SEC for %scompressed %s" % ("" if is_compressed else "un", address))