mcrypt_enc_is_block_algorithm_mode
mcrypt_enc_is_block_algorithm_mode
(PHP 4 >= 4.0.2, PHP 5, PHP 7)
mcrypt_enc_is_block_algorithm_mode — Checks whether the encryption of the opened mode works on blocks
This function has been DEPRECATED as of PHP 7.1.0. Relying on this function is highly discouraged.
Description
bool mcrypt_enc_is_block_algorithm_mode ( resource $td )
Tells whether the algorithm of the opened mode works on blocks (e.g. FALSE
for stream, and TRUE
for cbc, cfb, ofb)..
Parameters
-
td
-
The encryption descriptor.
Return Values
Returns TRUE
if the mode is for use with block algorithms, otherwise it returns FALSE
.
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://secure.php.net/manual/en/function.mcrypt-enc-is-block-algorithm-mode.php