53a97cbeb3
Co-authored-by: Alexander Kulyakthin <alexander.kulyakhtin@oracle.com> Co-authored-by: Alan Bateman <alan.bateman@oracle.com> Reviewed-by: alanb, joehw, lancea
78 lines
2.8 KiB
Java
78 lines
2.8 KiB
Java
/*
|
|
* Copyright (c) 2002, 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 4511556
|
|
* @summary Verify BitString value containing padding bits is accepted.
|
|
* @modules java.base/sun.security.util
|
|
*/
|
|
|
|
import java.io.*;
|
|
import java.util.Arrays;
|
|
import java.math.BigInteger;
|
|
|
|
import sun.security.util.DerInputStream;
|
|
|
|
public class PaddedBitString {
|
|
|
|
// Relaxed the BitString parsing routine to accept bit strings
|
|
// with padding bits, ex. treat DER_BITSTRING_PAD6 as the same
|
|
// bit string as DER_BITSTRING_NOPAD.
|
|
// Note:
|
|
// 1. the number of padding bits has to be in [0...7]
|
|
// 2. value of the padding bits is ignored
|
|
|
|
// bit string (01011101 11000000)
|
|
// With 6 padding bits (01011101 11001011)
|
|
private final static byte[] DER_BITSTRING_PAD6 = { 3, 3, 6,
|
|
(byte)0x5d, (byte)0xcb };
|
|
|
|
// With no padding bits
|
|
private final static byte[] DER_BITSTRING_NOPAD = { 3, 3, 0,
|
|
(byte)0x5d, (byte)0xc0 };
|
|
|
|
public static void main(String args[]) throws Exception {
|
|
byte[] ba0, ba1;
|
|
try {
|
|
DerInputStream derin = new DerInputStream(DER_BITSTRING_PAD6);
|
|
ba1 = derin.getBitString();
|
|
} catch( IOException e ) {
|
|
e.printStackTrace();
|
|
throw new Exception("Unable to parse BitString with 6 padding bits");
|
|
}
|
|
|
|
try {
|
|
DerInputStream derin = new DerInputStream(DER_BITSTRING_NOPAD);
|
|
ba0 = derin.getBitString();
|
|
} catch( IOException e ) {
|
|
e.printStackTrace();
|
|
throw new Exception("Unable to parse BitString with no padding");
|
|
}
|
|
|
|
if (Arrays.equals(ba1, ba0) == false ) {
|
|
throw new Exception("BitString comparison check failed");
|
|
}
|
|
}
|
|
}
|