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# $Id: rx.py 23 2006-11-08 15:45:33Z jonojono $
# -*- coding: utf-8 -*-
"""Rx Protocol."""
from __future__ import absolute_import
from . import dpkt
# Types
DATA = 0x01
ACK = 0x02
BUSY = 0x03
ABORT = 0x04
ACKALL = 0x05
CHALLENGE = 0x06
RESPONSE = 0x07
DEBUG = 0x08
# Flags
CLIENT_INITIATED = 0x01
REQUEST_ACK = 0x02
LAST_PACKET = 0x04
MORE_PACKETS = 0x08
SLOW_START_OK = 0x20
JUMBO_PACKET = 0x20
# Security
SEC_NONE = 0x00
SEC_BCRYPT = 0x01
SEC_RXKAD = 0x02
SEC_RXKAD_ENC = 0x03
class Rx(dpkt.Packet):
"""Rx Protocol.
TODO: Longer class information....
Attributes:
__hdr__: Header fields of Rx.
TODO.
"""
__hdr__ = (
('epoch', 'I', 0),
('cid', 'I', 0),
('call', 'I', 1),
('seq', 'I', 0),
('serial', 'I', 1),
('type', 'B', 0),
('flags', 'B', CLIENT_INITIATED),
('status', 'B', 0),
('security', 'B', 0),
('sum', 'H', 0),
('service', 'H', 0)
)
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