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84 lines
2.4 KiB
PHP
84 lines
2.4 KiB
PHP
--TEST--
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Test mcrypt_cbc() function : basic functionality
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--SKIPIF--
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<?php
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if (!extension_loaded("mcrypt")) {
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print "skip - mcrypt extension not loaded";
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}
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?>
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--FILE--
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<?php
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/* Prototype : string mcrypt_cbc(int cipher, string key, string data, int mode, string iv)
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* Description: CBC crypt/decrypt data using key key with cipher cipher starting with iv
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* Source code: ext/mcrypt/mcrypt.c
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* Alias to functions:
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*/
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$cipher = MCRYPT_TRIPLEDES;
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$data = b"This is the secret message which must be encrypted";
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// tripledes uses keys with exactly 192 bits (24 bytes)
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$keys = array(
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b'12345678',
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b'12345678901234567890',
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b'123456789012345678901234',
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b'12345678901234567890123456');
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// tripledes is a block cipher of 64 bits (8 bytes)
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$ivs = array(
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b'1234',
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b'12345678',
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b'123456789');
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$iv = b'12345678';
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echo "\n--- testing different key lengths\n";
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foreach ($keys as $key) {
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echo "\nkey length=".strlen($key)."\n";
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var_dump(bin2hex(mcrypt_encrypt($cipher, $key, $data, MCRYPT_MODE_CBC, $iv)));
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}
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$key = b'123456789012345678901234';
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echo "\n--- testing different iv lengths\n";
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foreach ($ivs as $iv) {
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echo "\niv length=".strlen($iv)."\n";
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var_dump(bin2hex(mcrypt_encrypt($cipher, $key, $data, MCRYPT_MODE_CBC, $iv)));
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}
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?>
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===DONE===
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--EXPECTF--
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--- testing different key lengths
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key length=8
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Warning: mcrypt_encrypt(): Key of size 8 not supported by this algorithm. Only keys of size 24 supported in %s on line %d
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string(0) ""
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key length=20
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Warning: mcrypt_encrypt(): Key of size 20 not supported by this algorithm. Only keys of size 24 supported in %s on line %d
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string(0) ""
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key length=24
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string(112) "b85e21072239d60c63a80e7c9ae493cb741a1cd407e52f451c5f43a0d103f55a7b62617eb2e44213c2d44462d388bc0b8f119384b12c84ac"
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key length=26
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Warning: mcrypt_encrypt(): Key of size 26 not supported by this algorithm. Only keys of size 24 supported in %s on line %d
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string(0) ""
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--- testing different iv lengths
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iv length=4
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Warning: mcrypt_encrypt(): Received initialization vector of size 4, but size 8 is required for this encryption mode in %s on line %d
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string(0) ""
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iv length=8
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string(112) "b85e21072239d60c63a80e7c9ae493cb741a1cd407e52f451c5f43a0d103f55a7b62617eb2e44213c2d44462d388bc0b8f119384b12c84ac"
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iv length=9
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Warning: mcrypt_encrypt(): Received initialization vector of size 9, but size 8 is required for this encryption mode in %s on line %d
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string(0) ""
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===DONE===
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