Carl-Daniel Hailfinger wrote: > On 30.11.2007 02:55, Stefan Reinauer wrote: > >> * Peter Stuge <[EMAIL PROTECTED]> [071130 01:25]: >> >> >>> On Fri, Nov 30, 2007 at 12:43:51AM +0100, Stefan Reinauer wrote: >>> >>> >>>>> Together with reserving space at the end of the header. >>>>> >>>>> >>>> Space reservation? What is this about? >>>> >>>> >>> Some extra bytes for future use, the more bytes the longer before we >>> need to change the format. I think 64 would be more than enough. >>> No-one will ever need more than 64 bytes. >>> >>> >> I disagree. If we start using unused bytes, we changed the format >> already. There are clean ways that do not require "padding" to stay >> compatible. If we add a field "header size" we know how many bytes we >> have to skip without the need to know how to parse all of the header. >> >> > > The field "header size" needs space. That space could be used in a > future version for something real if we reserved it. > > reserving space does not solve a real problem. It just adds another static dependency and makes the code more fragile.
Postponing the problem is a bad solution. Especially if you want to
argue for 2-4 bytes while wasting them in a "reserved" field.
>> Please don't add reserved fields. thats really ugly and lack of design.
>>
>>
>
> Design is always in the eye of the beholder.
Not in this case, sorry.
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