Re: [PHP] Problem with mbstring.internal_encoding , mcrypt and php-fpm

On 2013-09-23 15:42, Aziz Saleh wrote:
> Hristo,
> 
> Try changing the php.ini config:
> 
> mbstring.func_overload 0
> 
> See if that helps your issue, more on what it does:
> http://php.net/manual/en/mbstring.overload.php [3]
> 
> Aziz
> 
> On Mon, Sep 23, 2013 at 8:23 AM, Condor <[email protected]> wrote:
> 
>> Hello,
>> 
>> from two days I have strange problem with this param
>> mbstring.internal_encoding on nginx and php-fpm.
>> I use php version 5.4.20 and when I setting
>> mbstring.internal_encoding I have a problem with mcrypt.
>> 
>> NOTICE: PHP message: PHP Warning:  mcrypt_generic_init(): Iv size
>> incorrect; supplied length: 12, needed: 8 in file.php
>> 
>> I setup php.ini file:
>> 
>> zend.multibyte = On
>> default_mimetype = "text/html"
>> default_charset = "UTF-8"
>> mbstring.internal_encoding = UTF-8
>> 
>> and here is function:
>> 
>>  85         private function decrypt($blob)
>>  86         {
>>  87                 $deckey = $_SESSION['key'];
>>  88                 $realkey = sha1($deckey, true);
>>  89                 $rawblob = hex2bin($blob); /* binary
>> blob */
>>  90                 $td =
>> mcrypt_module_open($this->CIPHER, "", MCRYPT_MODE_CFB, "");
>>  91                 $iv = mb_substr($rawblob, 0,
>> mcrypt_enc_get_iv_size($td)); /* IV */
>>  92                 if (mb_strlen($iv) <
>> mcrypt_enc_get_iv_size($td)) return FALSE;
>>  93                 $ct = mb_substr($rawblob,
>> mcrypt_enc_get_iv_size($td)); /* CipherText */
>>  94    --->         mcrypt_generic_init($td, $realkey, $iv);
>>  95                 $unblob = mdecrypt_generic($td, $ct);
>>  96                 mcrypt_generic_deinit($td);
>>  97                 $pt = mb_substr($unblob, 20);
>>  98                 $check = mb_substr($unblob, 0, 20);
>>  99                 if ($check != sha1($pt, true))
>> 100                 {
>> 101                         return FALSE;
>> 102                 } else {
>> 103                         return $pt;
>> 104                 }
>> 105         }
>> 
>> The same code with the same config options is worked fine with
>> apache httpd.
>> 
>> Any one can give me a little help ?
>> Thanks
>> 
>> Regards,
>> Hristo S.



Hello,

I just try and no effect after reload the php-fpm.

Regards,
Hristo S.