mcrypt_module_is_block_algorithm_mode

(PHP 4 >= 4.0.2, PHP 5, PHP 7)

Returns if the specified module is a block algorithm or not

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).

Parameters:

mode

The mode to check.

lib_dir

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

Returns:

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).

Links:

http://php.net/manual/en/function.mcrypt-module-is-block-algorithm-mode.php

doc_php

2016-02-24 15:56:02

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