I am all about simpler ABNF +1
Simple Tim On Mon, Jun 6, 2022 at 10:03 PM John Levine <jo...@taugh.com> wrote: > Here's my alternate take: make the ABNF a lot simpler to > reflect the actual loose syntax. > > dmarc-record = dmarc-version *(*WSP ";" *WSP dmarc-tag) *WSP *%x3b > > dmarc-tag = 1*ALPHA %WSP '=' *WSP 1*dmarc-value > > dmarc-value = %x20-3a | %x3c-7e ; any printing chars but semicolon > > dmarc-version = "v" *WSP "=" *WSP %x44 %x4d %x41 %x52 %x43 %x31 > > Don't waste ABNF defining the tag names. Just define the values for > the various tags: > > > dmarc-request = ( "none" / "quarantine" / "reject" ) > > > > dmarc-test = ( "y" / "n" ) > > > > dmarc-psd = ( "y" / "n" ) > > > > dmarc-sprequest = ( "none" / "quarantine" / "reject" ) > > > > dmarc-nprequest = ( "none" / "quarantine" / "reject" ) > > > > dmarc-adkim = ( "r" / "s" ) > > > > dmarc-aspf = ( "r" / "s" ) > > > dmarc-uri = URI > ; "URI" is imported from [RFC3986]; commas (ASCII > ; 0x2C) and exclamation points (ASCII 0x21) > ; MUST be encoded > > > dmarc-auri = dmarc-uri *(*WSP "," *WSP dmarc-uri) > > > > dmarc-furi = dmarc-uri *(*WSP "," *WSP dmarc-uri) > > > > dmarc-fo = ( "0" / "1" / ( "d" / "s" / "d:s" / "s:d" ) ) > > > > dmarc-rfmt = Keyword *(*WSP ":" Keyword) > > ; registered reporting formats only > > > > "Keyword" is imported from Section 4.1.2 of [RFC5321]. > > > > dmarc-test = ( "y" / "n" ) > > _______________________________________________ > dmarc mailing list > dmarc@ietf.org > https://www.ietf.org/mailman/listinfo/dmarc >
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