mcrypt_enc_is_block_algorithm_mode

(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)

mcrypt_enc_is_block_algorithm_mode — Checks whether the encryption of the opened mode works on blocks

Avertizare

This function has been DEPRECATED as of PHP 7.1.0. Relying on this function is highly discouraged.

Descrierea

mcrypt_enc_is_block_algorithm_mode ( resource $td ) : bool

Tells whether the algorithm of the opened mode works on blocks (e.g. FALSE for stream, and TRUE for cbc, cfb, ofb)..

Parametri

td

The encryption descriptor.

Valorile întoarse

Returns TRUE if the mode is for use with block algorithms, otherwise it returns FALSE.