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Subject: RE: [dss] base64
At 10:09 PM 10/12/2003 +0100, Nick Pope wrote: >Content-Transfer-Encoding: 7bit > >For Base64Data the MIME type alreay indicates the content type. However, I >do see use cases where the data does not need to be converted to Base64. >Thus I suggest: > ><XMLData> ><TextData> ><Base64Data> Is supporting un-encoded non-XML text that important? How about just: <XMLData> <Base64Data> (with a MimeType attribute) ? Trevor >Nick > > > -----Original Message----- > > From: Trevor Perrin [mailto:trevp@trevp.net] > > Sent: 08 October 2003 01:48 > > To: Rich Salz > > Cc: Tim Moses; dss@lists.oasis-open.org > > Subject: RE: [dss] base64 > > > > > > At 08:27 PM 10/7/2003 -0400, Rich Salz wrote: > > > > >Using MIME types is in line with where SOAP 1.2 is headed, so I > > like that. > > > > Just to be clear - are you voting for one of these choices? - > > > > 1) XML can be plain or base64; everything else is base64 - > > <XMLData> > > <Base64XMLData> > > <Base64BinaryData> (with a MimeType attribute) > > > > 2) The way Rich's schema initially had it - like above, but also with the > > option for un-encoded non-XML text: > > <XMLData> > > <Base64XMLData> > > <Base64BinaryData> (with a MimeType attribute) > > <TextData> (" " ") > > > > 3) The way it currently is: everything is base64'd > > <Data> (with a MimeType attribute) > > > > > > >To do an XML DSIG you need to know if the input is XML or a bytestream, > > >which you can pretty much figure out from the MIME type (there > > are a bunch > > >of formats, but if you see the letters 'xml' you can make a safe > > guess :). > > > > And there's another complication - From XML-DSIG 4.3.3.2: > > > > "Unless the URI-Reference is a 'same-document' reference as defined in > > [URI, Section 4.2], the result of dereferencing the URI-Reference MUST be > > an octet stream. In particular, an XML document identified by URI is not > > parsed by the signature application unless the URI is a same-document > > reference or unless a transform that requires XML parsing is > > applied. (See > > Transforms (section 4.3.3.1).)" > > > > For each <InputDocument>, we're sending a 'RefURI' attribute which tells > > the server how to refer to it, so the server can figure out which > > to treat > > it as (i.e whether it's a same-document reference or not). I don't think > > we need to do anything else to support this distinction, but I'm not sure. > > > > Trevor > > > > > > > > To unsubscribe from this mailing list (and be removed from the > > roster of the OASIS TC), go to > > http://www.oasis-open.org/apps/org/workgroup/dss/members/leave_wor > > kgroup.php. > > > > > > > > > >To unsubscribe from this mailing list (and be removed from the roster of >the OASIS TC), go to >http://www.oasis-open.org/apps/org/workgroup/dss/members/leave_workgroup.php.
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