mcrypt_module_is_block_algorithmmcrypt_module_is_block_mode
(PHP 4 >= 4.0.2, PHP 5)
mcrypt_module_is_block_mode — Returns if the specified mode outputs blocks or not
Description
bool mcrypt_module_is_block_mode
( string $mode
[, string $lib_dir
] )
This function returns TRUE if the mode outputs blocks of bytes or FALSE if it outputs just bytes. (e.g. TRUE for cbc and ecb, and FALSE for cfb and stream).
Parameters
- mode
-
The mode to check.
- lib_dir
-
The optional lib_dir parameter can contain the location of where the algorithm module is on the system.
Return Values
This function returns TRUE if the mode outputs blocks of bytes or FALSE if it outputs just bytes. (e.g. TRUE for cbc and ecb, and FALSE for cfb and stream).
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