function testA256KWWith246Key()
{
$kek = pack('H*', '000102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D1E1F');
$key = pack('H*', '00112233445566778899AABBCCDDEEFF000102030405060708090A0B0C0D0E0F');
$alg = new AESKeyWrap('A256KW');
$set = $this->getKeySet($kek);
$headers = array();
$encrypted_key = $alg->encryptKey($key, $set, $headers);
$this->assertEquals($this->hex2base64url('28C9F404C4B810F4CBCCB35CFB87F8263F5786E2D80ED326CBC7F0E71A99F43BFB988B9B7A02DD21'), $encrypted_key);
$decrypted_key = $alg->decryptKey($encrypted_key, $set, $headers);
$this->assertEquals($key, $decrypted_key);
}
public function getSupportedAlgs()
{
$results = array();
$aeskw = new AESKeyWrap(null);
$aeskw_algs = $aeskw->getSupportedAlgs();
$hash_algs = hash_algos();
foreach (self::$alg_params as $alg => $params) {
list($dummy, $aeskw_alg) = explode('+', $alg, 2);
if (in_array($params['hash'], $hash_algs) && in_array($aeskw_alg, $aeskw_algs)) {
$results[] = $alg;
}
}
return $results;
}
