def test_signing(self):
seed = unhexlify('c882685a2859016f26ea3b95d3d06929') # tools.generate_seed(tools.STRENGTH_LOW, '')
data = 'nazdar bazar'
hsh = sha256(data).digest()
# Generate secexp
node = BIP32.get_node_from_seed(seed)
bip32 = BIP32(node)
# Get signing key and sign some data
signer = bip32.get_signer([])
signature = signer.sign_digest_deterministic(hsh, sha256)
# Transform secexp into master public key
verifying = bip32.get_verifier([])
# Check that signature is valid using master public key
self.assertTrue(verifying.verify(signature, data, sha256))
def test_seed_to_node(self):
import pycoin.wallet as pywallet
# Transform seed to xprv object
seed = unhexlify('000102030405060708090a0b0c0d0e0f')
node = BIP32.get_node_from_seed(seed)
# Load xprv object to pycoin wallet
node1 = pywallet.Wallet(chain_code=node.chain_code,
secret_exponent_bytes=node.private_key,
parent_fingerprint=struct.pack('I', node.fingerprint),
depth=node.depth,
child_number=node.child_num,
is_private=True,
is_test=False)
# Load the same seed to pycoin wallet directly
node2 = pywallet.Wallet.from_master_secret(seed)
# ...and compare them
self.assertEqual(node1.wallet_key(as_private=True), node2.wallet_key(as_private=True))
struct.pack('>I', network.version_private) +
struct.pack('B', node.depth) +
struct.pack('>I', node.fingerprint) +
struct.pack('>I', node.child_num) +
node.chain_code +
struct.pack('B', 0x00) +
node.private_key
)
coin = BTCMainNet
mnemonic = 'coyote chair wet catch income share nice unfair wish stamp fortune sentence'
password = ''
seed = Mnemonic('english').to_seed(mnemonic, passphrase=password)
node = BIP32.get_node_from_seed(seed)
print 'm'
print serialize_public_node(node, coin)
print serialize_private_node(node, coin)
bip32 = BIP32(node)
path = []
if len(sys.argv) > 1:
print
if sys.argv[1].startswith('m/'):
sys.argv[1].replace('m/', '', 1)
for i in sys.argv[1].split('/'):
if i.endswith('\''):
path.append(BIP32.prime(int(i[:-1])))
