def read(cls, read):
prev_hash = read(32)
prev_idx = read_le_uint32(read)
script_sig = Script(read_varbytes(read))
sequence = read_le_uint32(read)
kwargs = {'x_pubkeys': [], 'address': None, 'threshold': 0, 'signatures': []}
if prev_hash != bytes(32):
_parse_script_sig(script_sig.to_bytes(), kwargs)
result = cls(prev_hash, prev_idx, script_sig, sequence, value=0, **kwargs)
if not result.is_complete():
result.value = read_le_int64(read)
return result
def deserialize_version(cls, f):
version = bitcoinx.read_le_int32(f.read)
services = bitcoinx.read_le_uint64(f.read)
timestamp = time.ctime(bitcoinx.read_le_int64(f.read))
addr_recv = cls.deserialize_IPv4_addr_from_version(f)
addr_from = cls.deserialize_IPv4_addr_from_version(f)
nonce = bitcoinx.read_le_uint64(f.read)
user_agent = bitcoinx.packing.read_varbytes(f.read)
start_height = bitcoinx.read_le_int32(f.read)
v = {'version': version,
'services': services,
'timestamp': timestamp,
'addr_recv': addr_recv,
'addr_from': addr_from,
'nonce': nonce,
'user_agent': user_agent,
'start_height': start_height}
return v
