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Re: [MMUSIC] whitespace after 's=' in SDP

--> hisham.khartabil@nokia.com writes:
>Is a whitespace allowed in the s= line of an SDP message?

Yes.

>from ABNF grammar:
>
>session-name-field =  "s=" text CRLF
>
>; generic sub-rules: datatypes
>text =                byte-string
>
>byte-string =         1*(%x01-09/%x0B-0C/%x0E-FF)
>                      ;any byte except NUL, CR or LF
>
>The space is %x20 so it can be included in any byte-string.
>Byte-sting 's= Some Text" should be valid.
>
>But the draft also mentions that "Whitespace MUST NOT be used either side of the `='
>sign"

Correct.

>So, is the grammar wrong? or is s= an exception? Are there any other exceptions?

I'd claim that the grammar is correct, in that you still have "<type>=<value>",
without spaces, but that in this case the <value> can include whitespace. Just
another wart, that can't be fixed without breaking compatibility.

Colin

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