| /* |
| * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /** |
| * @test |
| * @bug 7031343 |
| * @summary Provide API changes to support GCM AEAD ciphers |
| * @author Brad Wetmore |
| */ |
| |
| import javax.crypto.*; |
| import javax.crypto.spec.*; |
| import java.nio.ByteBuffer; |
| |
| /* |
| * At this point in time, we can't really do any testing since only the API |
| * is available, the underlying implementation doesn't exist yet. Test |
| * what we can... |
| */ |
| public class GCMAPI { |
| |
| // 16 elements |
| private static byte[] bytes = new byte[] { |
| 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, |
| 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f }; |
| |
| private static int failed = 0; |
| private static Cipher c; |
| |
| public static void main(String[] args) throws Exception { |
| c = Cipher.getInstance("AES"); |
| c.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(new byte[16], "AES")); |
| |
| updateAADFail((byte[]) null); |
| updateAADPass(bytes); |
| |
| updateAADFail(null, 2, 4); |
| updateAADFail(bytes, -2, 4); |
| updateAADFail(bytes, 2, -4); |
| updateAADFail(bytes, 2, 15); // one too many |
| |
| updateAADPass(bytes, 2, 14); // ok. |
| updateAADPass(bytes, 4, 4); |
| updateAADPass(bytes, 0, 0); |
| |
| ByteBuffer bb = ByteBuffer.wrap(bytes); |
| |
| updateAADFail((ByteBuffer) null); |
| updateAADPass(bb); |
| |
| if (failed != 0) { |
| throw new Exception("Test(s) failed"); |
| } |
| } |
| |
| private static void updateAADPass(byte[] src) { |
| try { |
| c.updateAAD(src); |
| } catch (UnsupportedOperationException e) { |
| // swallow |
| } catch (IllegalStateException ise) { |
| // swallow |
| }catch (Exception e) { |
| e.printStackTrace(); |
| failed++; |
| } |
| } |
| |
| private static void updateAADFail(byte[] src) { |
| try { |
| c.updateAAD(src); |
| new Exception("Didn't Fail as Expected").printStackTrace(); |
| failed++; |
| } catch (IllegalArgumentException e) { |
| // swallow |
| } |
| } |
| |
| private static void updateAADPass(byte[] src, int offset, int len) { |
| try { |
| c.updateAAD(src, offset, len); |
| } catch (UnsupportedOperationException e) { |
| // swallow |
| } catch (IllegalStateException ise) { |
| // swallow |
| } catch (Exception e) { |
| e.printStackTrace(); |
| failed++; |
| } |
| } |
| |
| private static void updateAADFail(byte[] src, int offset, int len) { |
| try { |
| c.updateAAD(src, offset, len); |
| new Exception("Didn't Fail as Expected").printStackTrace(); |
| failed++; |
| } catch (IllegalArgumentException e) { |
| // swallow |
| } |
| } |
| |
| private static void updateAADPass(ByteBuffer src) { |
| try { |
| c.updateAAD(src); |
| } catch (UnsupportedOperationException e) { |
| // swallow |
| } catch (IllegalStateException ise) { |
| // swallow |
| }catch (Exception e) { |
| e.printStackTrace(); |
| failed++; |
| } |
| } |
| |
| private static void updateAADFail(ByteBuffer src) { |
| try { |
| c.updateAAD(src); |
| new Exception("Didn't Fail as Expected").printStackTrace(); |
| failed++; |
| } catch (IllegalArgumentException e) { |
| // swallow |
| } |
| } |
| } |