Returns if the specified module is a block algorithm or not


(PHP 4 >= 4.0.2, PHP 5)

mcrypt_module_is_block_algorithm_modeReturns if the specified module is a block algorithm or not

Описание

bool mcrypt_module_is_block_algorithm_mode ( string $mode [, string $lib_dir ] )

This function returns TRUE if the mode is for use with block algorithms, otherwise it returns FALSE. (e.g. FALSE for stream, and TRUE for cbc, cfb, ofb).

Список параметров

mode

The mode to check.

lib_dir

The optional lib_dir parameter can contain the location where the algorithm module is on the system.

Возвращаемые значения

This function returns TRUE if the mode is for use with block algorithms, otherwise it returns FALSE. (e.g. FALSE for stream, and TRUE for cbc, cfb, ofb).