mcrypt_enc_is_block_algorithm_mode
PHP function
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(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)
Checks whether the encryption of the opened mode works on blocks
Removed-7-2-0
Description
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)..
Parameters
tdThe encryption descriptor.
Return Values
Returns true if the mode is for use with block algorithms, otherwise it returns false.