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) -> bytes:
invoke_script = ProgramBuilder.program_from_params(self.__sig_data)
if len(self.public_keys) == 0:
raise SDKException(ErrorCode.other_error('Public key in sig is empty.'))
if len(self.public_keys) == 1:
verification_script = ProgramBuilder.program_from_pubkey(self.public_keys[0])
else:
verification_script = ProgramBuilder.program_from_multi_pubkey(self.m, self.public_keys)
ms = StreamManager.get_stream()
writer = BinaryWriter(ms)
writer.write_var_bytes(invoke_script)
writer.write_var_bytes(verification_script)
ms.flush()
res = ms.to_bytes()
res = bytes_reader(res)
StreamManager.release_stream(ms)
return res