1--TEST-- 2mcrypt_ofb 3--SKIPIF-- 4<?php if (!extension_loaded("mcrypt")) print "skip"; ?> 5--FILE-- 6<?php 7$key = "FooBar"; 8$secret = "PHP Testfest 2008"; 9$cipher = MCRYPT_RIJNDAEL_128; 10 11$iv = mcrypt_create_iv(mcrypt_get_iv_size($cipher, MCRYPT_MODE_ECB), MCRYPT_RAND); 12$enc_data = mcrypt_ofb($cipher, $key, $secret, MCRYPT_ENCRYPT, $iv); 13 14// we have to trim as AES rounds the blocks and decrypt doesnt detect that 15echo trim(mcrypt_ofb($cipher, $key, $enc_data, MCRYPT_DECRYPT, $iv)) . "\n"; 16 17// a warning must be issued if we don't use a IV on a AES cipher, that usually requires an IV 18mcrypt_ofb($cipher, $key, $enc_data, MCRYPT_DECRYPT, $iv); 19 20--EXPECT-- 21PHP Testfest 2008
