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PHP5中文手册
mcrypt_ofb(PHP 4, PHP 5) mcrypt_ofb — Encrypt/decrypt data in OFB mode Description
string mcrypt_ofb
( int $cipher
, string $key
, string $data
, int $mode
, string $iv
)
string mcrypt_ofb
( string $cipher
, string $key
, string $data
, int $mode
[, string $iv
] )
The first prototype is when linked against libmcrypt 2.2.x, the second when linked against libmcrypt 2.4.x or higher. The mode should be either MCRYPT_ENCRYPT or MCRYPT_DECRYPT. This function should not be used anymore, see mcrypt_generic() and mdecrypt_generic() for replacements. |
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