On Sun, 2007-12-23 at 14:51 -0700, Jeff Stedfast wrote:

> What types of bugs are you actually trying to fix? What is it about CJK
> messages in particular that are not getting decoded properly? Your email
> was overly vague.

Looks like he wants to support both 'B' and 'b' and 'Q' and 'q' in stead
of just 'B' and 'Q' for the first characters for Base64 or Quoted
strings, for example. 

The rfc2047_decode_word implementation indeed has a few serious
potential buffer overflows. For example the charset buffer will be
overflowed if larger than 32 bytes.



> >>> jacky <[EMAIL PROTECTED]> 12/23/07 10:09 AM >>>
> Hi, all.
> 
> The rfc2047 decoder in libcamel can not decode some
> CJK header correctly. Although some of them are not
> correspond to RFC, but I need to decode it correctly
> and I thought if evolution can display there email
> correctly more people like it.
> 
> So I write a new rfc2047 decoder, and it's in the
> patch. With the patch, libcamel can decode CJK header
> correctly and evolution can display CJK header
> correctly now. I had test it in my mailbox. My mailbox
> has 2000 emails which were sent by evolution,
> thunderbird, outlook, outlook express, foxmail, open
> webmail, yahoo, gmail, lotus notes, etc. Without this
> patch, almost 20% of there emails can't be decoded and
> displayed correctly, with this patch, 99% of there
> emails can be decoded and displayed correctly.
> 
> And I found that the attachment with CJK name can't be
> recognised and displayed by outlook / outlook express
> / foxmail. This is because there email clients do not
> support RFC2184. Evolution always use RFC2184 encode
> mothod to encode attachment name, so the email with
> CJK named attachment can't display in outlook /
> outlook express / foxmail. In thunderbird, you can set
> the option "mail.strictly_mime.parm_folding" to 0 or 1
> for using RFC2047 encode mothod to encode attachment
> name. Can we add a similar option?
> 
> Best regards.
> 
> 
>       ___________________________________________________________ 
> 雅虎邮箱传递新年祝福,个性贺卡送亲朋! 
> http://cn.mail.yahoo.com/gc/index.html?entry=5&souce=mail_mailletter_taglin
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-- 
Philip Van Hoof, freelance software developer
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gnome: pvanhoof at gnome dot org 
http://pvanhoof.be/blog
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