(PHP 5 >= 5.2.2)
openssl_pkcs12_read — Parse a PKCS#12 Certificate Store into an array
$pkcs12
   , array &$certs
   , string $pass
   )
    openssl_pkcs12_read() parses the PKCS#12 certificate store supplied by
   pkcs12 into a array named
   certs.
  
pkcs12
     
certs
     On success, this will hold the Certificate Store Data.
pass
     Encryption password for unlocking the PKCS#12 file.
   Returns TRUE on success or FALSE on failure.