mcrypt_module_is_block_algorithm

(PHP 4 >= 4.0.2)

mcrypt_module_is_block_algorithm -- This function checks whether the specified algorithm is a block algorithm

Description

bool mcrypt_module_is_block_algorithm (string algorithm [, string lib_dir])

This function returns TRUE if the specified algorithm is a block algorithm, or FALSE is it is a stream algorithm. The optional lib_dir parameter can contain the location where the algorithm module is on the system.