def pubkey_to_address(pubkey, isTestnet=False):
base58_pubkey = TESTNET_MAGIC_BYTE if isTestnet else MAGIC_BYTE
pubkey_bin = bytes.fromhex(pubkey)
pub_hash = bitcoin.bin_hash160(pubkey_bin)
data = bytes([base58_pubkey]) + pub_hash
checksum = bitcoin.bin_dbl_sha256(data)[0:4]
return b58encode(data + checksum)
def pubkeyhash_to_address(pkey_hash, isTestnet=False, isCold=False):
if isCold:
base58_secret = TESTNET_STAKE_MAGIC_BYTE if isTestnet else STAKE_MAGIC_BYTE
else:
base58_secret = TESTNET_MAGIC_BYTE if isTestnet else MAGIC_BYTE
data = bytes([base58_secret]) + pkey_hash
checksum = bitcoin.bin_dbl_sha256(data)[0:4]
return b58encode(data + checksum)
def test_decodeEncode(self):
# get 10 random base58 chars
text = self.randomB58String(10)
print("\nRandom Text: %s" % text)
# decode base58
decoded_text = b58decode(text)
print("\nDecoded Text: %s\n" % decoded_text)
# verify
self.assertEqual(b58encode(decoded_text), text)
def test_encodeDecode(self):
# get 32 random bytes
text = self.randomBytesString(32)
print("\nRandom Bytes: %s" % text.hex())
# encode base58
encoded_text = b58encode(text)
print("\nEncoded Text: %s\n" % encoded_text)
# verify
self.assertEqual(b58decode(encoded_text), text)
def generate_privkey(isTestnet=False):
"""
Based on Andreas Antonopolous work from 'Mastering Bitcoin'.
"""
base58_secret = TESTNET_WIF_PREFIX if isTestnet else WIF_PREFIX
valid = False
privkey = 0
while not valid:
privkey = bitcoin.random_key()
decoded_private_key = bitcoin.decode_privkey(privkey, 'hex')
valid = 0 < decoded_private_key < bitcoin.N
data = bytes([base58_secret]) + bytes.fromhex(privkey)
checksum = bitcoin.bin_dbl_sha256(data)[0:4]
return b58encode(data + checksum)
def pubkeyhash_to_address(pkey_hash, isTestnet=False):
base58_pubkey = TESTNET_MAGIC_BYTE if isTestnet else MAGIC_BYTE
data = bytes([base58_pubkey]) + pkey_hash
checksum = bitcoin.bin_dbl_sha256(data)[0:4]
return b58encode(data + checksum)
def base58fromhex(hexstr, isTestnet):
base58_secret = TESTNET_WIF_PREFIX if isTestnet else WIF_PREFIX
data = bytes([base58_secret]) + bytes.fromhex(hexstr)
checksum = bitcoin.bin_dbl_sha256(data)[0:4]
return b58encode(data + checksum)