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/*
* 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
}
}
}
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