Build a serialized P2P message
(self, message)
| 281 | # Class utility methods |
| 282 | |
| 283 | def build_message(self, message): |
| 284 | """Build a serialized P2P message""" |
| 285 | msgtype = message.msgtype |
| 286 | data = message.serialize() |
| 287 | tmsg = self.magic_bytes |
| 288 | tmsg += msgtype |
| 289 | tmsg += b"\x00" * (12 - len(msgtype)) |
| 290 | tmsg += struct.pack("<I", len(data)) |
| 291 | th = sha256(data) |
| 292 | h = sha256(th) |
| 293 | tmsg += h[:4] |
| 294 | tmsg += data |
| 295 | return tmsg |
| 296 | |
| 297 | def _log_message(self, direction, msg): |
| 298 | """Logs a message being sent or received over the connection.""" |