| 28 | |
| 29 | |
| 30 | class CAddress(Serializable): |
| 31 | def __init__(self, protover=PROTO_VERSION): |
| 32 | self.protover = protover |
| 33 | self.nTime = 0 |
| 34 | self.nServices = 1 |
| 35 | self.pchReserved = IPV4_COMPAT |
| 36 | self.ip = "0.0.0.0" |
| 37 | self.port = 0 |
| 38 | |
| 39 | @classmethod |
| 40 | def stream_deserialize(cls, f, without_time=False): |
| 41 | c = cls() |
| 42 | if c.protover >= CADDR_TIME_VERSION and not without_time: |
| 43 | c.nTime = struct.unpack(b"<I", ser_read(f, 4))[0] |
| 44 | c.nServices = struct.unpack(b"<Q", ser_read(f, 8))[0] |
| 45 | |
| 46 | packedIP = ser_read(f, 16) |
| 47 | |
| 48 | if bytes(packedIP[0:12]) == IPV4_COMPAT: # IPv4 |
| 49 | c.ip = socket.inet_ntop(socket.AF_INET, packedIP[12:16]) |
| 50 | else: #IPv6 |
| 51 | c.ip = socket.inet_ntop(socket.AF_INET6, packedIP) |
| 52 | |
| 53 | c.port = struct.unpack(b">H", ser_read(f, 2))[0] |
| 54 | return c |
| 55 | |
| 56 | def stream_serialize(self, f, without_time=False): |
| 57 | if self.protover >= CADDR_TIME_VERSION and not without_time: |
| 58 | f.write(struct.pack(b"<I", self.nTime)) |
| 59 | f.write(struct.pack(b"<Q", self.nServices)) |
| 60 | |
| 61 | if ":" in self.ip: # determine if address is IPv6 |
| 62 | f.write(socket.inet_pton(socket.AF_INET6, self.ip)) |
| 63 | else: |
| 64 | f.write(self.pchReserved) |
| 65 | f.write(socket.inet_pton(socket.AF_INET, self.ip)) |
| 66 | |
| 67 | f.write(struct.pack(b">H", self.port)) |
| 68 | |
| 69 | def __repr__(self): |
| 70 | return "CAddress(nTime=%d nServices=%i ip=%s port=%i)" % (self.nTime, self.nServices, self.ip, self.port) |
| 71 | |
| 72 | |
| 73 | class CInv(Serializable): |
no outgoing calls