[PATCH] digest-md5 SASL challenges ending with a quoted value are parsed incorrectly

[Evan Schoenberg]

On Jan 21, 2009, at 4:05 PM, Yann Kerherve wrote:

> In the case where parse_challenge is at the last token of a  
> challenge and
> this token has a quoted value, then it needs to rewind one character  
> when
> cur is positioned at the terminal NULL.
>
> This fixes an issue where libpurple would parse a realm value (for  
> instance)
> as 'myrealm"' instead of 'myrealm' resulting in chaos and failure of  
> the
> SASL negotiation.

AND

> Attached is a patch for what I think is a copy/paste error. I've not
> seen any bug caused by that, but I guess the bug exists if a challenge
> ends with a trailing newline.

Thanks, Yann. I committed both your patches to im.pidgin.pidgin in  
8b089c2f6fe2d4dd78d481892094de09dc76c1ec and have also propagated them  
to im.pidgin.adium.

-Evan
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