Capwap Mailing List: Re: IESG Review Comment T24

[Pat Calhoun (pacalhou) (pcalhoun]

OK, closing issue 65.

PatC 

-----Original Message-----
From: Romascanu, Dan (Dan) [mailto:dromasca [at] avaya.com] 
Sent: Tuesday, June 17, 2008 5:20 AM
To: Pat Calhoun (pacalhou); capwap [at] frascone.com
Subject: RE: [Capwap] IESG Review Comment T24

OK with me. 

Dan
 

> -----Original Message-----
> From: Pat Calhoun (pacalhou) [mailto:pcalhoun [at] cisco.com]
> Sent: Monday, June 16, 2008 6:36 PM
> To: capwap [at] frascone.com
> Subject: [Capwap] IESG Review Comment T24
> 
> All,
> 
> Here is the IESG Review Comment:
> 
>    T24 - Sections 4.6.27, 4.6.28 - should not these two messages 
> include length of the
>    Value fields? 
> 
> Originally, this was not included, because it could be inferred.
> However, I can imagine a software architecture where the packet size 
> is not known when the message elements are parsed. So I have added 
> them:
> 
> <text>
> 4.6.27.  Image Data
> [...]
> 
>    0                   1                   2                   3
>    0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
>   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
>   |   Data Type   |      Data Length      |        Data ....
>   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
> [...]
> 
>    Data: Length of data field, with a maximum size of 1024.
> 
>    Data:   The Image Data field contains up to 1024 
> characters.  If the
>       block being sent is the last one, the Opcode is set to 2.  The 
> AC
>       MAY opt to abort the data transfer by setting the Opcode to 5.
>       When the Opcode is 5, the Value field has a zero length.
> 
> 4.6.28.  Image Identifier
> [...]
>    0                   1                   2                   3
>    0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
>   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
>   |                       Vendor Identifier                       |
>   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
>   |         Value Length          |           Data...
> 
>   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
> [...]
> 
>    Data: Length of data field, with a maximum size of 65535.
> 
>    Data:   A variable length UTF-8 encoded string containing the
> firmware
>       identifier to be run on the WTP.
> </text>
> 
> PatC
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