On 2018-11-28, Sebastian Nielsen via Exim-users <exim-users@???> wrote:
> Thank you for the Point into the right direction.
> Stumbled upon a new problem now:
>
> I use:
>
> remove_header = subject
> add_header = Subject: ${rfc2047:${length_64:$h_subject:}}
>
> in acl_data along with a accept rule.
>
> Now to the problem.
> It seems that it does cut the ENCODED subject into 64 characters.
> According to documentation, $h_subject: should return the decoded
> subject.
> So the resulting subject becomes like this:
>=?UTF-8?B?dGVzdGFyIMOlw6TDtiDDhcOEw5YgcsOka3Ntw7ZyZ8OlcyBSw4RLU0
I can't say that it's not working correctly.
Probably you've got the originator feeding you subject lines that are not encoded according to RFC2047 there's a switch somewhere that makes exim incompatible with RFC2047 to support these broken email sources.
It's something about length.
--
When I tried casting out nines I made a hash of it.