[interfacekit] Re: Flattened BMessages
- From: Erik Jaesler <erik@xxxxxxxxxxxxxx>
- To: interfacekit@xxxxxxxxxxxxx
- Date: Tue, 21 May 2002 15:52:31 -0700
I can't offer any concrete advice on this, but you might want to check
out MUSCLE, which does translations between it's own flattened
muscle::Message class and BMessages. You might find some useful
information there.
e
Marc Flerackers wrote:
> Has anyone looked into the flattened BMessage format yet? I wrote a BMessage
> implementation, but flattening and unflattening is still not compatible.
>
> This is what I found out for a message like the one posted at
> //www.freelists.org/archives/openbeos/05-2002/fullthread209.html:
>
> Data Bytes Meaning
>
> 1(ascii) 1 version
> BOFQ 4 flattened bmessage
> ?? 7 ??
> DPUQ 4 what(B_QUERY_UPDATE)
> ?? 5 ??
>
> 0F 1 fixed chunk size?
> GNOL 4 type
> 04 1 chunk size
> 06 1 name length
> opcode 6 name
> 1 4 data
>
> 0F 1 fixed chunk size?
> GNOL 4 type
> 04 1 chunk size
> 06 1 name length
> device 6 name
> 4 4 data
>
> 0F 1 fixed chunk size?
> GNLL 4 type
> 08 1 chunk size
> 09 1 name length
> directory 9 name
> 524992 8 data
>
> 0F 1 fixed chunk size?
> GNLL 4 type
> 08 1 chunk size
> 04 1 name length
> node 4 name
> 524295 8 data
>
> 0B 1 variable chunk size?
> RTSC 4 type
> 08 1 chunk size
> 04 1 name length
> node 4 name
> 08 1 chunk size?
> 8 padded string?
>
> Some of the header information and the count for the entry_hdr structs is
> still missing. Any ideas?
>
> Marc Flerackers (mflerackers@xxxxxxxxxx)
> Software Engineer
> ANDROME NV
>
>
>
>
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