1--TEST-- 2Test mcrypt_encrypt() function : AES functionality 3--SKIPIF-- 4<?php 5if (!extension_loaded("mcrypt")) { 6 print "skip - mcrypt extension not loaded"; 7} 8?> 9--FILE-- 10<?php 11/* Prototype : string mcrypt_encrypt(string cipher, string key, string data, string mode, string iv) 12 * Description: OFB crypt/decrypt data using key key with cipher cipher starting with iv 13 * Source code: ext/mcrypt/mcrypt.c 14 * Alias to functions: 15 */ 16 /* Prototype : string mcrypt_decrypt(string cipher, string key, string data, string mode, string iv) 17 * Description: OFB crypt/decrypt data using key key with cipher cipher starting with iv 18 * Source code: ext/mcrypt/mcrypt.c 19 * Alias to functions: 20 */ 21 /* Prototype : string mcrypt_cbc(int cipher, string key, string data, int mode, string iv) 22 * Description: CBC crypt/decrypt data using key key with cipher cipher starting with iv 23 * Source code: ext/mcrypt/mcrypt.c 24 * Alias to functions: 25 */ 26 /* Prototype : string mcrypt_ecb(int cipher, string key, string data, int mode, string iv) 27 * Description: ECB crypt/decrypt data using key key with cipher cipher starting with iv 28 * Source code: ext/mcrypt/mcrypt.c 29 * Alias to functions: 30 */ 31 32echo "*** Testing mcrypt : Rijndael128 functionality ***\n"; 33 34$cipher = MCRYPT_RIJNDAEL_128; 35$mode = MCRYPT_MODE_CBC; 36$data = b'This is the secret message which must be encrypted'; 37 38// keys : 20 bytes, 24 bytes, 30 Bytes, 32 Bytes, 40 Bytes 39$keys = array( 40 b'12345678901234567890', 41 b'123456789012345678901234', 42 b'123456789012345678901234567890', 43 b'12345678901234567890123456789012', 44 b'1234567890123456789012345678901234567890' 45 ); 46// rijndael128 is a block cipher of 128 bits (16 bytes) 47$iv = b'1234567890123456'; 48 49echo "\n--- testing different key lengths\n"; 50foreach ($keys as $key) { 51 echo "\nkey length=".strlen($key)."\n"; 52 $res = mcrypt_encrypt($cipher, $key, $data, MCRYPT_MODE_CBC, $iv); 53 var_dump(bin2hex($res)); 54 $res = mcrypt_decrypt($cipher, $key, $res, MCRYPT_MODE_CBC, $iv); 55 var_dump(bin2hex($res)); 56} 57?> 58===DONE=== 59--EXPECTF-- 60*** Testing mcrypt : Rijndael128 functionality *** 61 62--- testing different key lengths 63 64key length=20 65 66Warning: mcrypt_encrypt(): Key of size 20 not supported by this algorithm. Only keys of sizes 16, 24 or 32 supported in %s on line %d 67string(0) "" 68 69Warning: mcrypt_decrypt(): Key of size 20 not supported by this algorithm. Only keys of sizes 16, 24 or 32 supported in %s on line %d 70string(0) "" 71 72key length=24 73string(128) "8ecdf1ed5742aff16ef34c819c8d22c707c54f4d9ffc18e5f6ab79fe68c25705351e2c001a0b9f29e5def67570ca9da644efb69a8bb97940cb4bec094dae8bb5" 74string(128) "546869732069732074686520736563726574206d657373616765207768696368206d75737420626520656e637279707465640000000000000000000000000000" 75 76key length=30 77 78Warning: mcrypt_encrypt(): Key of size 30 not supported by this algorithm. Only keys of sizes 16, 24 or 32 supported in %s on line %d 79string(0) "" 80 81Warning: mcrypt_decrypt(): Key of size 30 not supported by this algorithm. Only keys of sizes 16, 24 or 32 supported in %s on line %d 82string(0) "" 83 84key length=32 85string(128) "f23bc103bfd0859a8318acee6d96e5f43dff68f3cdeae817a1e77c33492e32bdb82c5f660fcd1a2bfda70d9de4d5d8028ce179a9e2f7f9ee7dd61c7b4b409e95" 86string(128) "546869732069732074686520736563726574206d657373616765207768696368206d75737420626520656e637279707465640000000000000000000000000000" 87 88key length=40 89 90Warning: mcrypt_encrypt(): Key of size 40 not supported by this algorithm. Only keys of sizes 16, 24 or 32 supported in %s on line %d 91string(0) "" 92 93Warning: mcrypt_decrypt(): Key of size 40 not supported by this algorithm. Only keys of sizes 16, 24 or 32 supported in %s on line %d 94string(0) "" 95===DONE=== 96