> 1) ^ 0xA001);
} else { $crc = $crc >> 1; }
}
}
return $crc;
}
if (isset($_GET['key']) === TRUE) {
$key = $_GET['key'];
$sha = strtolower(sha1($key));
$md5 = strtolower(md5($key));
$crc32 = strtolower(dechex(crc32($key)));
$crc16 = strtolower(dechex(crc16($key)));
echo "Key: $key\n
\n";
echo "SHA-1: $sha\n
\n";
echo "MD-5 : $md5\n
\n";
echo "CRC32: $crc32\n
\n";
echo "CRC16: $crc16\n
\n";
if (extension_loaded('cryptopp') === TRUE) {
echo "Crypto++ PHP extension:
";
$algorithms = array(
array(CRYPTOPP_HASH_HAVAL, 'HAVAL'),
array(CRYPTOPP_HASH_HAVAL3, 'HAVAL-3'),
array(CRYPTOPP_HASH_HAVAL4, 'HAVAL-4'),
array(CRYPTOPP_HASH_HAVAL5, 'HAVAL-5'),
array(CRYPTOPP_HASH_MD2, 'MD-2'),
array(CRYPTOPP_HASH_MD4, 'MD-4'),
array(CRYPTOPP_HASH_MD5, 'MD-5'),
array(CRYPTOPP_HASH_PANAMA_LITTLE_ENDIAN, 'Panama (LE)'),
array(CRYPTOPP_HASH_PANAMA_BIG_ENDIAN, 'Panama (BE)'),
array(CRYPTOPP_HASH_RIPEMD128, 'RIPEMD-128'),
array(CRYPTOPP_HASH_RIPEMD160, 'RIPEMD-160'),
array(CRYPTOPP_HASH_RIPEMD256, 'RIPEMD-256'),
array(CRYPTOPP_HASH_RIPEMD320, 'RIPEMD-320'),
array(CRYPTOPP_HASH_SHA1, 'SHA-1'),
array(CRYPTOPP_HASH_SHA256, 'SHA-256'),
array(CRYPTOPP_HASH_SHA384, 'SHA-384'),
array(CRYPTOPP_HASH_SHA512, 'SHA-512'),
array(CRYPTOPP_HASH_TIGER, 'Tiger'),
array(CRYPTOPP_HASH_WHIRLPOOL, 'Whirlpool'),
array(CRYPTOPP_HASH_ADLER32, 'Adler32'),
array(CRYPTOPP_HASH_CRC32, 'CRC32')
);
$i = 0;
while ($i < sizeOf($algorithms)) {
$currentAlgorithm = $algorithms[$i]['0'];
if (cryptopp_hash_enabled($currentAlgorithm) === FALSE) {
$i++;
} else {
$hash = cryptopp_create_hash($currentAlgorithm);
$algorithmName = $algorithms[$i]['1'];
cryptopp_set_hash_plaintext($hash, $key);
cryptopp_hash($hash);
$hashValue = strtolower(cryptopp_get_hashtext($hash));
echo "$algorithmName: $hashValue\n
\n";
cryptopp_destroy_hash($hash);
}
$i++;
}
echo "
\n";
}
if (extension_loaded('mhash') === TRUE) {
echo "Mhash PHP extension:
";
$algorithms = array(
array(MHASH_MD5, 'MD-5'),
array(MHASH_SHA1, 'SHA-1'),
array(MHASH_HAVAL128, 'HAVAL-128'),
array(MHASH_HAVAL160, 'HAVAL-160'),
array(MHASH_HAVAL192, 'HAVAL-192'),
array(MHASH_HAVAL256, 'HAVAL-256'),
array(MHASH_RIPEMD160, 'RIPEMD-160'),
array(MHASH_GOST, 'GOST'),
array(MHASH_TIGER, 'Tiger'),
array(MHASH_TIGER128, 'Tiger-128'),
array(MHASH_TIGER160, 'Tiger-160'),
array(MHASH_CRC32, 'CRC32'),
array(MHASH_CRC32B, 'CRC32b')
);
$i = 0;
while ($i < sizeOf($algorithms)) {
$currentAlgorithm = $algorithms[$i]['0'];
$hashed = strtolower(bin2hex(mhash($currentAlgorithm, $key)));
$hashName = $algorithms[$i]['1'];
echo "$hashName: $hashed\n
\n";
$i++;
}
echo "
\n";
}
}
echo "