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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare

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Current File : //usr/local/src/php7/php-7.0.5/ext/mcrypt/tests/mcrypt_rijndael128_128BitKey.phpt

--TEST--
Test mcrypt_encrypt() function : AES functionality 
--SKIPIF--
<?php 
if (!extension_loaded("mcrypt")) {
	print "skip - mcrypt extension not loaded"; 
}	 
?>
--FILE--
<?php
/* Prototype  : string mcrypt_encrypt(string cipher, string key, string data, string mode, string iv)
 * Description: OFB crypt/decrypt data using key key with cipher cipher starting with iv 
 * Source code: ext/mcrypt/mcrypt.c
 * Alias to functions: 
 */
 /* Prototype  : string mcrypt_decrypt(string cipher, string key, string data, string mode, string iv)
 * Description: OFB crypt/decrypt data using key key with cipher cipher starting with iv 
 * Source code: ext/mcrypt/mcrypt.c
 * Alias to functions: 
 */
 /* Prototype  : string mcrypt_cbc(int cipher, string key, string data, int mode, string iv)
 * Description: CBC crypt/decrypt data using key key with cipher cipher starting with iv 
 * Source code: ext/mcrypt/mcrypt.c
 * Alias to functions: 
 */

echo "*** Testing mcrypt : Rijndael128 functionality ***\n";

$cipher = MCRYPT_RIJNDAEL_128;
$mode = MCRYPT_MODE_CBC;
$data = b'This is the secret message which must be encrypted';

// keys up to 128 bits (16 bytes)
$keys = array(
   null, 
   '', 
   b'12345678', 
   b'1234567890123456'
);
// rijndael128 is a block cipher of 128 bits (16 bytes)
$ivs = array(
   null, 
   '', 
   b'12345678', 
   b'1234567890123456', 
   b'12345678901234567'
);


$iv = b'1234567890123456';
echo "\n--- testing different key lengths\n";
foreach ($keys as $key) {
   echo "\nkey length=".strlen($key)."\n";
   $res = mcrypt_encrypt($cipher, $key, $data, MCRYPT_MODE_CBC, $iv);
   var_dump(bin2hex($res));
}

$key = b'1234567890123456';  
echo "\n--- testing different iv lengths\n";
foreach ($ivs as $iv) {
   echo "\niv length=".strlen($iv)."\n";
   $res = mcrypt_decrypt($cipher, $key, $res, MCRYPT_MODE_CBC, $iv);
   var_dump(bin2hex($res));   
}

?>
===DONE===
--EXPECTF--
*** Testing mcrypt : Rijndael128 functionality ***

--- testing different key lengths

key length=0

Warning: mcrypt_encrypt(): Key of size 0 not supported by this algorithm. Only keys of sizes 16, 24 or 32 supported in %s on line %d
string(0) ""

key length=0

Warning: mcrypt_encrypt(): Key of size 0 not supported by this algorithm. Only keys of sizes 16, 24 or 32 supported in %s on line %d
string(0) ""

key length=8

Warning: mcrypt_encrypt(): Key of size 8 not supported by this algorithm. Only keys of sizes 16, 24 or 32 supported in %s on line %d
string(0) ""

key length=16
string(128) "dc8f957ec530acf10cd95ba7da7b6405380fe19a2941e9a8de54680512f18491bc374e5464885ae6c2ae2aa7a6cdd2fbe12a06bbc4bd59dbbfaa15f09044f101"

--- testing different iv lengths

iv length=0

Warning: mcrypt_decrypt(): Received initialization vector of size 0, but size 16 is required for this encryption mode in %s on line %d
string(0) ""

iv length=0

Warning: mcrypt_decrypt(): Received initialization vector of size 0, but size 16 is required for this encryption mode in %s on line %d
string(0) ""

iv length=8

Warning: mcrypt_decrypt(): Received initialization vector of size 8, but size 16 is required for this encryption mode in %s on line %d
string(0) ""

iv length=16
string(32) "42adc8c0db19473f2c684ff2d6e828a5"

iv length=17

Warning: mcrypt_decrypt(): Received initialization vector of size 17, but size 16 is required for this encryption mode in %s on line %d
string(0) ""
===DONE===

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