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Subject: [OASIS Issue Tracker] (MQTT-400) Consistency: Remaining Length field


    [ https://issues.oasis-open.org/browse/MQTT-400?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=64954#comment-64954 ] 

Ed Briggs commented on MQTT-400:
--------------------------------

Ah yes - saves a byte in the common case. I remember.

> Consistency: Remaining Length field
> -----------------------------------
>
>                 Key: MQTT-400
>                 URL: https://issues.oasis-open.org/browse/MQTT-400
>             Project: OASIS Message Queuing Telemetry Transport (MQTT) TC
>          Issue Type: Bug
>          Components: edits
>    Affects Versions: 5, wd10
>            Reporter: Brian Raymor
>            Assignee: Ken Borgendale
>            Priority: Minor
>             Fix For: 5, wd11
>
>
> Three variations.
> 1. Specified - not specified
> 1938 ... For the PUBACK Packet this has the value 3 if a Return
> 1939 Code is specified and 2 if it a Return Code is not specified.
> 2. Not specified - specified
> 1987 ... For the PUBREC Packet this has the value 2
> 1988 if no Return Code is specified, and 3 if it a Return Code is specified.
> 3. Specified - otherwise
> 2045 ... For the PUBREL Packet this has the value 3 if the variable
> 2046 header contains a PUBREL Return Code, and 2 otherwise.



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