def __init__(self,
private_key: str or bytes,
scheme=SignatureScheme.SHA256withECDSA):
self.__signature_scheme = scheme
if scheme == SignatureScheme.SHA256withECDSA:
self.__key_type = KeyType.ECDSA
elif scheme == SignatureScheme.SHA3_384withECDSA:
self.__key_type = KeyType.ECDSA
elif scheme == SignatureScheme.SHA3_384withECDSA:
self.__key_type = KeyType.ECDSA
elif scheme == SignatureScheme.SHA512withECDSA:
self.__key_type = KeyType.ECDSA
elif scheme == SignatureScheme.SHA3_224withECDSA:
self.__key_type = KeyType.ECDSA
else:
raise TypeError
if isinstance(private_key, bytes) and len(private_key) == 32:
self.__private_key = private_key
elif isinstance(private_key, str) and len(private_key) == 64:
self.__private_key = binascii.a2b_hex(private_key)
else:
raise SDKException(ErrorCode.invalid_private_key)
self.__curve_name = Curve.P256
self.__public_key = Signature.ec_get_public_key_by_private_key(
self.__private_key, self.__curve_name)
self.__address = Address.address_from_bytes_pubkey(self.__public_key)
def create_account_info(self, label: str, pwd: str, salt: str, private_key: str) -> AccountInfo:
acct = self.__create_account(label, pwd, salt, private_key, True)
info = AccountInfo()
info.address_base58 = Address.address_from_bytes_pubkey(acct.serialize_public_key()).b58encode()
info.public_key = acct.serialize_public_key().hex()
info.encrypted_pri_key = acct.export_gcm_encrypted_private_key(pwd, salt, Scrypt().get_n())
info.address_u160 = acct.get_address().to_array().hex()
info.salt = salt
return info
def get_signature_addresses(self):
if self.tx.sigs is None:
return None
l = list()
for i in range(len(self.tx.sigs)):
for j in range(len(self.tx.sigs[i].public_keys)):
if self.tx.sigs[i].M == 1:
address = Address.address_from_bytes_pubkey(
self.tx.sigs[i].public_keys[0])
l.append(address.b58encode())
return l
def __init__(self, private_key: str, scheme=SignatureScheme.SHA256withECDSA):
self.__signature_scheme = scheme
if scheme == SignatureScheme.SHA256withECDSA:
self.__keyType = KeyType.ECDSA
elif scheme == SignatureScheme.SHA3_384withECDSA:
self.__keyType = KeyType.ECDSA
elif scheme == SignatureScheme.SHA3_384withECDSA:
self.__keyType = KeyType.ECDSA
elif scheme == SignatureScheme.SHA512withECDSA:
self.__keyType = KeyType.ECDSA
elif scheme == SignatureScheme.SHA3_224withECDSA:
self.__keyType = KeyType.ECDSA
else:
raise TypeError
self.__private_key = a2b_hex(private_key.encode()) # 32 bytes
self.__curve_name = Curve.P256
self.__publicKey = Signature.ec_get_pubkey_by_prikey(self.__private_key, self.__curve_name) # 33 bytes
self.__address = Address.address_from_bytes_pubkey(self.__publicKey) # address is a class type
