1--TEST-- 2Test mcrypt_decrypt() function : basic 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_decrypt(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 17echo "*** Testing mcrypt_decrypt() : basic functionality ***\n"; 18 19 20// Initialise all required variables 21$cipher = MCRYPT_3DES; 22$mode = MCRYPT_MODE_CBC; 23 24// tripledes uses keys with exactly 192 bits (24 bytes) 25$keys = array( 26 b'12345678', 27 b'12345678901234567890', 28 b'123456789012345678901234', 29 b'12345678901234567890123456' 30); 31$data1 = array( 32 'IleMhoxiOthmHua4tFBHOw==', 33 'EeF1s6C+w1IiHj1gdDn81g==', 34 'EEuXpjZPueyYoG0LGQ199Q==', 35 'EEuXpjZPueyYoG0LGQ199Q==' 36); 37// tripledes is a block cipher of 64 bits (8 bytes) 38$ivs = array( 39 b'1234', 40 b'12345678', 41 b'123456789' 42); 43$data2 = array( 44 '+G7nGcWIxij3TZjpI9lJdQ==', 45 '3bJiFMeyScxOLQcE6mZtLg==', 46 '+G7nGcWIxij3TZjpI9lJdQ==' 47); 48 49$iv = b'12345678'; 50echo "\n--- testing different key lengths\n"; 51for ($i = 0; $i < sizeof($keys); $i++) { 52 echo "\nkey length=".strlen($keys[$i])."\n"; 53 special_var_dump(mcrypt_decrypt($cipher, $keys[$i], base64_decode($data1[$i]), $mode, $iv)); 54} 55 56$key = b'123456789012345678901234'; 57echo "\n--- testing different iv lengths\n"; 58for ($i = 0; $i < sizeof($ivs); $i++) { 59 echo "\niv length=".strlen($ivs[$i])."\n"; 60 special_var_dump(mcrypt_decrypt($cipher, $key, base64_decode($data2[$i]), $mode, $ivs[$i])); 61} 62 63function special_var_dump($str) { 64 var_dump(bin2hex($str)); 65} 66?> 67===DONE=== 68--EXPECTF-- 69*** Testing mcrypt_decrypt() : basic functionality *** 70 71--- testing different key lengths 72 73key length=8 74 75Deprecated: Function mcrypt_decrypt() is deprecated in %s%emcrypt_decrypt_3des_cbc.php on line 44 76 77Warning: mcrypt_decrypt(): Key of size 8 not supported by this algorithm. Only keys of size 24 supported in %s on line %d 78string(0) "" 79 80key length=20 81 82Deprecated: Function mcrypt_decrypt() is deprecated in %s%emcrypt_decrypt_3des_cbc.php on line 44 83 84Warning: mcrypt_decrypt(): Key of size 20 not supported by this algorithm. Only keys of size 24 supported in %s on line %d 85string(0) "" 86 87key length=24 88 89Deprecated: Function mcrypt_decrypt() is deprecated in %s%emcrypt_decrypt_3des_cbc.php on line 44 90string(32) "736563726574206d6573736167650000" 91 92key length=26 93 94Deprecated: Function mcrypt_decrypt() is deprecated in %s%emcrypt_decrypt_3des_cbc.php on line 44 95 96Warning: mcrypt_decrypt(): Key of size 26 not supported by this algorithm. Only keys of size 24 supported in %s on line %d 97string(0) "" 98 99--- testing different iv lengths 100 101iv length=4 102 103Deprecated: Function mcrypt_decrypt() is deprecated in %s%emcrypt_decrypt_3des_cbc.php on line 51 104 105Warning: mcrypt_decrypt(): Received initialization vector of size 4, but size 8 is required for this encryption mode in %s on line %d 106string(0) "" 107 108iv length=8 109 110Deprecated: Function mcrypt_decrypt() is deprecated in %s%emcrypt_decrypt_3des_cbc.php on line 51 111string(32) "659ec947f4dc3a3b9c50de744598d3c8" 112 113iv length=9 114 115Deprecated: Function mcrypt_decrypt() is deprecated in %s%emcrypt_decrypt_3des_cbc.php on line 51 116 117Warning: mcrypt_decrypt(): Received initialization vector of size 9, but size 8 is required for this encryption mode in %s on line %d 118string(0) "" 119===DONE=== 120