mcrypt_module_is_block_mode
(PHP 4 >= 4.0.2, PHP 5, PHP 7)
mcrypt_module_is_block_mode — Returns if the specified mode outputs blocks or not
설명
bool mcrypt_module_is_block_mode
( string
$mode
[, string $lib_dir
] )
This function returns TRUE if the mode outputs blocks of bytes or
FALSE if it outputs just bytes. (e.g. TRUE for cbc and ecb, and
FALSE for cfb and stream).
인수
-
mode -
MCRYPT_MODE_modename상수 중 하나이거나, 다음 문자열 중 하나: "ecb", "cbc", "cfb", "ofb", "nofb" or "stream". -
lib_dir -
The optional
lib_dirparameter can contain the location where the algorithm module is on the system.
반환값
This function returns TRUE if the mode outputs blocks of bytes or
FALSE if it outputs just bytes. (e.g. TRUE for cbc and ecb, and
FALSE for cfb and stream).
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