mcrypt_module_get_algo_block_size

(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)

mcrypt_module_get_algo_block_size — Returns the blocksize of the specified algorithm

Warning

This function has been DEPRECATED as of PHP 7.1.0 and REMOVED as of PHP 7.2.0. Relying on this function is highly discouraged.

Description

mcrypt_module_get_algo_block_size(string $algorithm, string $lib_dir = ?): int

Gets the blocksize of the specified algorithm.

Parameters

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

Return Values

Returns the block size of the algorithm specified in bytes.