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)

This function returns TRUE if the mode outputs blocks of bytes or FALSE if it outputs bytes. (e.g. TRUE for cbc and ecb, and FALSE for cfb and stream).