def get_data_to_sign(self,
sender_pubkey: bytes,
to_addr: str,
nonce: Union[str, int],
amount: Union[str, int],
gas_price: Union[str, int],
gas_limit: Union[str, int],
code="",
data=""):
if not is_valid_checksum_address(to_addr):
raise ValueError("invalid checksum address")
txn_proto = pb2.ProtoTransactionCoreInfo()
txn_proto.version = self.version
txn_proto.nonce = int(nonce)
txn_proto.toaddr = utils.hex_str_to_bytes(to_addr)
txn_proto.senderpubkey.data = sender_pubkey
txn_proto.amount.data = utils.int_to_bytes(int(amount), n_bytes=16)
txn_proto.gasprice.data = utils.int_to_bytes(int(gas_price),
n_bytes=16)
txn_proto.gaslimit = int(gas_limit)
if code:
txn_proto.code = code.encode("utf-8")
if data:
txn_proto.data = data.encode("utf-8")
data_to_sign = txn_proto.SerializeToString()
return data_to_sign
def build_transaction_params(self,
zil_key: ZilKey,
to_addr: str,
amount: Union[str, int],
nonce: Union[str, int],
gas_price: Union[str, int],
gas_limit: Union[str, int],
code="",
data="",
priority=False):
if not is_valid_checksum_address(to_addr):
raise ValueError("invalid checksum address")
txn_proto = pb2.ProtoTransactionCoreInfo()
txn_proto.version = self.version
txn_proto.nonce = int(nonce)
txn_proto.toaddr = utils.hex_str_to_bytes(to_addr)
txn_proto.senderpubkey.data = zil_key.keypair_bytes.public
txn_proto.amount.data = utils.int_to_bytes(int(amount), n_bytes=16)
txn_proto.gasprice.data = utils.int_to_bytes(int(gas_price),
n_bytes=16)
txn_proto.gaslimit = int(gas_limit)
if code:
txn_proto.code = code.encode("utf-8")
if data:
txn_proto.data = data.encode("utf-8")
data_to_sign = txn_proto.SerializeToString()
signature = zil_key.sign_str(data_to_sign)
# assert zil_key.verify(signature, data_to_sign)
params = {
"version": txn_proto.version,
"nonce": txn_proto.nonce,
"toAddr": to_addr,
"amount": str(amount),
"pubKey": zil_key.keypair_str.public,
"gasPrice": str(gas_price),
"gasLimit": str(gas_limit),
"code": code or None,
"data": data or None,
"signature": signature,
"priority": priority,
}
return params
def difficulty_to_boundary_divided(difficulty: int,
n_divided: int = 8,
n_divided_start: int = 32) -> bytes:
"""Zilliqa divided difficulty to boundary."""
if difficulty < n_divided_start:
return difficulty_to_boundary(difficulty)
n_level = (difficulty - n_divided_start) // n_divided
m_sub_level = (difficulty - n_divided_start) % n_divided
difficulty_level = n_divided_start + n_level
int_boundary = utils.bytes_to_int(difficulty_to_boundary(difficulty_level))
boundary_change_step = (int_boundary >> 1) // n_divided
int_boundary -= boundary_change_step * m_sub_level
return utils.int_to_bytes(int_boundary, n_bytes=32)
def generate_new(cls):
"""Generate new zilliqa key"""
zil_key = cls(private_key=utils.int_to_bytes(schnorr.gen_private_key()))
return zil_key
def encoded_private_key(self):
"""bytes of private key."""
return self._private_key and utils.int_to_bytes(self._private_key)
