Re: Problems with cipher behavior

You were ofcause absolutely right. The problem was my field in the
database, which was too small. Changed it from VAR(11) to VAR(100) and
the problem was solved.

Thank you very much.

/Anders

On Sep 29, 1:21 pm, "martin.westin...@gmail.com"
<martin.westin...@gmail.com> wrote:
> FYI: I haven't used that behaviour at all.  :)
>
> The errors you pasted look like encoding issues. You might be
> encrypting data into a field that can't handle the input.
> mypassword is a good varchar(255) but my password ciphered might
> require a blob or at least some other charset.
>
> When I wrote my own "mini-cipher" I god pure binary data back from
> Cakes Security::cipher() and had to hex-encode the data before I could
> save it to the database. I also had to do the reverse when reading the
> data back. This was kind of a last-minute hack and I did not like to
> alter the database-schema of a live application.
>
> This is nothing advanced so here is my code as an example:
>
> function _encrypt($str) {
> $out = bin2hex(Security::cipher( $str, 'some salt' ));
> return $out;}
>
> function _decrypt($str) {
>   $out = Security::cipher(pack('H*',  $str), 'some salt' );
>   return $out;
>
> }
>
> After encryption it is bin2hexed and before decryption is is returned
> to binary data.
>
> On Sep 29, 12:58 pm, Kanten <anders.ho...@gmail.com> wrote:
>
> > Thanks, that removed the PHP errors.
>
> > I still have some problems with the behaviour though. It correctly
> > encrypts the data, but even though autoDecrypt is set to true, it
> > doesn't decrypt the data. In the log the behaviour outputs:
>
> > 2008-09-29 11:53:40 Error: CipherBehavior::_unpackValue Enclosed salt
> > missmatch: '—y÷' != 'G¡ œ' 8
> > 2008-09-29 11:53:40 Error: CipherBehavior::_decryptValue Could not
> > unpack value from '—y÷G¡ œ'
> > 2008-09-29 11:53:40 Error: CipherBehavior::decrypt Could not decrpyt
> > Patient::cpr: '$E$4kK+EF1+'
>
> > /Anders
>
> > On Sep 26, 3:21 pm, "martin.westin...@gmail.com"
>
> > <martin.westin...@gmail.com> wrote:
> > > Hi Kanten,
> > > You are running this on an version of PHP where you are no longer
> > > supposed to define pass_by_reference in functions like before. LIke
> > > the error said you can allow it in php.ini or fix the behaviour. From
> > > a quick glance I'd say you could safely remove them since decrypt() is
> > > defined to accept the arguments as references.
>
> > > $this->decrypt(&$model, &$result);
> > > See the two & there.
>
> > > /Martin
>
> > > On Sep 26, 2:43 pm, Kanten <anders.ho...@gmail.com> wrote:
>
> > > > Hi,
>
> > > > I'm experimenting with thecipherbehavior:http://bakery.cakephp.org/articles/view/cipher-behavior
>
> > > > Unfortunately I keep getting the following error and can't seem to
> > > > figure out how to debug the script myself:
>
> > > > Warning: Call-time pass-by-reference has been deprecated; If you would
> > > > like to pass it by reference, modify the declaration of [runtime
> > > > function name](). If you would like to enable call-time pass-by-
> > > > reference, you can set allow_call_time_pass_reference to true in your
> > > > INI file in C:\wamp\www\cake\app\models\behaviors\cipher.php on line
> > > > 90
>
> > > > The code section corresponding to this is:
>
> > > >  /** Model hook to decrypt model data if auto decipher is turned on in
> > > > the
> > > >     * model behavior configuration. Only primary model data are
> > > > decrypted. */
> > > >   function afterFind(&$model, $result, $primary = false) {
> > > >     if (!$result || !isset($this->config[$model->name]['cipher']))
> > > >       return $result;
>
> > > >     if ($primary && $this->config[$model->name]['autoDecrypt']) {
> > > >       // check for single of multiple model
> > > >       $keys = array_keys($result);
> > > >       if (!is_numeric($keys[0])) {
> > > >         $this->decrypt(&$model, &$result);
> > > >       } else {
> > > >         foreach($keys as $index) {
> > > >           $this->decrypt(&$model, &$result[$index]);
> > > >         }
> > > >       }
> > > >     }
> > > >     return $result;
> > > >   }
>
> > > > Any ideas?
>
> > > > /Anders
>
>
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