Article View: comp.mail.headers
Article #40Re: RFC-822 'phrase' question
From: Chris Garrigues
Date: Fri, 23 Jun 1989 19:57
Date: Fri, 23 Jun 1989 19:57
44 lines
1973 bytes
1973 bytes
In article <1760002@hp-ses.SDE.HP.COM> wunder@hp-ses.SDE.HP.COM (Walter Underwood) writes:
>> I have noticed that a number of mailers will generate From: lines like:
>> From: John Q. Public <JQP@MIT-AI.ARPA>
>
>A safe version of this is:
>
> From: (John Q. Public) JQP@MIT-AI.ARPA
>
>In strict 822-land, the angle brackets are only allowed if there is a
>route address, but the draft host requirements RFC amends the BNF to
>allow that. The above example could have angle brackets, but they
>are not necessary.
>
>wunder
I don't see the problem with the other form.
Some of the rules from RFC822:
authentic = "From" ":" mailbox ; Single author
/ ( "Sender" ":" mailbox ; Actual submittor
"From" ":" 1#mailbox) ; Multiple authors
; or not sender
mailbox = addr-spec ; simple address
/ phrase route-addr ; name & addr-spec
route-addr = "<" [route] addr-spec ">"
addr-spec = local-part "@" domain ; global address
and a parse tree of the sample given above:
From: John Q. Public <JPQ@MIT-AI.ARPA> =>
From: phrase <local-part@domain> =>
From: phrase <addr-spec> =>
From: phrase route-addr =>
From: mailbox =>
authentic
What's the problem?
Chris Garrigues,
7thSon@SLCS.SLB.COM
Technical Details
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<399@linus.SLCS.SLB.COM>Path:
arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!cs.utexas.edu!ut-emx!linus!daffy!7thsonReferences:
<43c2245d.129dc@blue.engin.umich.edu> <1760002@hp-ses.SDE.HP.COM>Show Full Headers
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!cs.utexas.edu!ut-emx!linus!daffy!7thson From: 7thson@daffy.slcs.slb.com (Chris Garrigues) Newsgroups: comp.mail.headers Subject: Re: RFC-822 'phrase' question Message-ID: <399@linus.SLCS.SLB.COM> Date: 23 Jun 89 19:57:14 GMT References: <43c2245d.129dc@blue.engin.umich.edu> <1760002@hp-ses.SDE.HP.COM> Sender: news@linus.SLCS.SLB.COM Reply-To: 7thson@SLCS.SLB.COM (Chris Garrigues) Organization: Schlumberger Lab for CS, Austin, TX Lines: 44