openCom-Companion/sbapp/pmqtt/packettypes.py
2025-01-26 14:10:45 +01:00

44 lines
1.4 KiB
Python

"""
*******************************************************************
Copyright (c) 2017, 2019 IBM Corp.
All rights reserved. This program and the accompanying materials
are made available under the terms of the Eclipse Public License v2.0
and Eclipse Distribution License v1.0 which accompany this distribution.
The Eclipse Public License is available at
http://www.eclipse.org/legal/epl-v20.html
and the Eclipse Distribution License is available at
http://www.eclipse.org/org/documents/edl-v10.php.
Contributors:
Ian Craggs - initial implementation and/or documentation
*******************************************************************
"""
class PacketTypes:
"""
Packet types class. Includes the AUTH packet for MQTT v5.0.
Holds constants for each packet type such as PacketTypes.PUBLISH
and packet name strings: PacketTypes.Names[PacketTypes.PUBLISH].
"""
indexes = range(1, 16)
# Packet types
CONNECT, CONNACK, PUBLISH, PUBACK, PUBREC, PUBREL, \
PUBCOMP, SUBSCRIBE, SUBACK, UNSUBSCRIBE, UNSUBACK, \
PINGREQ, PINGRESP, DISCONNECT, AUTH = indexes
# Dummy packet type for properties use - will delay only applies to will
WILLMESSAGE = 99
Names = ( "reserved", \
"Connect", "Connack", "Publish", "Puback", "Pubrec", "Pubrel", \
"Pubcomp", "Subscribe", "Suback", "Unsubscribe", "Unsuback", \
"Pingreq", "Pingresp", "Disconnect", "Auth")