Re: [PATCH] Siemens SX1 kludge

You are right, IMHO. "Extension media" means "free textual 
representation",
which includes an empty string.

Of course, one likes to know why Siemens is using such a useless seeming
header. Does Siemens  phone work without it? (Be generous what use 
accept,
etc.)

Aarno

On 21.1.2005, at 09:21, Stipe Tolj wrote:

> Vjacheslav Chekushin wrote:
>
>> Just remark.
>> SX1 behavior _NOT_ conforms to wap specification, because besides 
>> general
>> encoding there is well-known encoding for Accept header:
>> 8.4.2.7 Accept field
>> The following rules are used to encode accept values.
>> Accept-value = Constrained-media | Accept-general-form
>> Accept-general-form = Value-length Media-range [Accept-parameters]
>> Media-range = (Well-known-media | Extension-Media) *(Parameter)
>> Accept-parameters = Q-token Q-value *(Accept-extension)
>> Accept-extension = Parameter
>> Constrained-media = Constrained-encoding
>> Well-known-media = Integer-value
>> ; Both are encoded using values from Content Type Assignments table 
>> in Assigned Numbers
>> Q-token = <Octet 128> )
>> And we have: Accept-general-form => Value-length Media-range 
>> [Accept-parameters]
>> So value-length is 0 and Media-range (mandatory) is absent.
>> So Accept header must be either as string "Accept: ..." or "80 ..."
>> and in the last case it _MUST_ be encoded as Accept-value.
>
> ok, agreeing for the 'Accept-value = Constrained-media | 
> _Accept-general-form_' value. _BUT_ what about _Constrained-media_?
>
> If comes up to Extension-media where the reference BNF is used. IMO 
> the Accept encoded byte 0x80 followed by a 0*TEXT (hence nothing), 
> followed by a end-of-string 0x00 is allowed then.
>
> Comments on this please.
>
> Stipe
>
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