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PHP Manual :: mcrypt_module_is_block_algorithm_mode



mcrypt_module_get_supported_key_sizes || mcrypt_module_is_block_algorithm || Mcrypt Functions || PHP Manual

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

mcrypt_module_is_block_algorithm_modeReturns if the specified module is a block algorithm or not

Description

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.

Return Values

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).



mcrypt_module_get_supported_key_sizes || mcrypt_module_is_block_algorithm || Mcrypt Functions || PHP Manual
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