def push_bytes(data):
ms = StreamManager.get_stream()
writer = BinaryWriter(ms)
if len(data) == 0:
raise ValueError("push data error: data is null")
if len(data) <= int.from_bytes(PUSHBYTES75,
'little') + 1 - int.from_bytes(
PUSHBYTES1, 'little'):
num = len(data) + int.from_bytes(PUSHBYTES1, 'little') - 1
writer.write_byte(num)
elif len(data) < 0x100:
writer.write_byte(PUSHDATA1)
writer.write_uint8(len(data))
elif len(data) < 0x10000:
writer.write_byte(PUSHDATA2)
writer.write_uint16(len(data))
else:
writer.write_byte(PUSHDATA4)
writer.write_uint32(len(data))
writer.write_bytes(data)
ms.flush()
res = ms.to_bytes()
StreamManager.release_stream(ms)
res = bytes_reader(res)
return res
def serialize(self, is_hex: bool = False) -> bytes:
ms = StreamManager.GetStream()
writer = BinaryWriter(ms)
writer.write_bytes(self.serialize_unsigned())
writer.write_var_int(len(self.sigs))
for sig in self.sigs:
writer.write_bytes(sig.serialize())
ms.flush()
temp = ms.ToArray()
StreamManager.ReleaseStream(ms)
if is_hex:
return temp
else:
return a2b_hex(temp)
def serialize(self, is_hex: bool = False) -> bytes or str:
ms = StreamManager.get_stream()
writer = BinaryWriter(ms)
writer.write_bytes(self.serialize_unsigned(is_str=False))
writer.write_var_int(len(self.sig_list))
for sig in self.sig_list:
writer.write_bytes(sig.serialize())
ms.flush()
bytes_tx = ms.to_bytes()
StreamManager.release_stream(ms)
if is_hex:
return bytes_tx.hex()
else:
return bytes_tx
def serialize_unsigned(self) -> bytes:
ms = StreamManager.GetStream()
writer = BinaryWriter(ms)
writer.write_uint8(self.version)
writer.write_uint8(self.tx_type)
writer.write_uint32(self.nonce)
writer.write_uint64(self.gas_price)
writer.write_uint64(self.gas_limit)
writer.write_bytes(bytes(self.payer))
self.serialize_exclusive_data(writer)
if hasattr(self, "payload"):
writer.write_var_bytes(bytes(self.payload))
writer.write_var_int(len(self.attributes))
ms.flush()
res = ms.ToArray()
StreamManager.ReleaseStream(ms)
return res
def serialize_unsigned(self) -> bytes or str:
ms = StreamManager.get_stream()
writer = BinaryWriter(ms)
writer.write_uint8(self.version)
writer.write_uint8(self.tx_type)
writer.write_uint32(self.nonce)
writer.write_uint64(self.gas_price)
writer.write_uint64(self.gas_limit)
writer.write_bytes(self.payer)
self.serialize_exclusive_data(writer)
if self.payload is not None and len(self.payload) != 0:
writer.write_var_bytes(bytes(self.payload))
writer.write_var_int(len(self.attributes))
ms.flush()
hex_bytes = ms.to_bytes()
StreamManager.release_stream(ms)
return hex_bytes
