Re: DISCUSS on UTF-8 to Standard

["Steven M. Bellovin" <smb@research.att.com>]

In message <381262085.1051708808@localhost>, Harald Tveit Alvestrand writes:
>OK, here's the ABNF issue.
>
>ISSUE: ABNF, RFC 2234, is at Proposed.
>The text with the ABNF grammar is added between Draft and Full, and thus 
>has had no known implementation or interoperability testing. Thus, we can't 
>be certain of its quality.
>
>SUGGESTION:
>
>1) add to the beginning of section 4:
>For the convenience of implementors using ABNF, a definition of UTF-8 
>characters in ABNF syntax is given here.
>
>2) Add to the end of section 4 a NOTE:
>NOTE: The authoritative definition of UTF-8 is in [UNICODE] and 
>[ISO.10646]. This grammar is believed to describe the same thing as what 
>those references describe, but does not claim to be authoritative.
>

Maybe strengthen that a bit, by adding this:

	Implementors are strongly urged to rely on the authoritative
	documents, rather than on this ABNF.


		--Steve Bellovin, http://www.research.att.com/~smb (me)
		http://www.wilyhacker.com (2nd edition of "Firewalls" book)