mcrypt_enc_is_block_mode
(PHP 4 >= 4.0.2, PHP 5)
mcrypt_enc_is_block_mode — Checks whether the opened mode outputs blocks
Description
bool mcrypt_enc_is_block_mode
( resource
$td
)
Tells whether the opened mode outputs blocks (e.g. TRUE for cbc and ecb,
and FALSE for cfb and stream).
Parameters
-
td -
The encryption descriptor.
Return Values
Returns TRUE if the mode outputs blocks of bytes,
or FALSE if it outputs just bytes.