2 $td = mcrypt_module_open(MCRYPT_RIJNDAEL_256
, '', MCRYPT_MODE_CBC
, '');
3 var_dump(mcrypt_enc_is_block_algorithm($td));
4 $td = mcrypt_module_open(MCRYPT_3DES
, '', MCRYPT_MODE_CBC
, '');
5 var_dump(mcrypt_enc_is_block_algorithm($td));
6 $td = mcrypt_module_open(MCRYPT_WAKE
, '', MCRYPT_MODE_STREAM
, '');
7 var_dump(mcrypt_enc_is_block_algorithm($td));