Imported GNU Classpath 0.90
Imported GNU Classpath 0.90
* scripts/makemake.tcl: Set gnu/java/awt/peer/swing to ignore.
* gnu/classpath/jdwp/VMFrame.java (SIZE): New constant.
* java/lang/VMCompiler.java: Use gnu.java.security.hash.MD5.
* java/lang/Math.java: New override file.
* java/lang/Character.java: Merged from Classpath.
(start, end): Now 'int's.
(canonicalName): New field.
(CANONICAL_NAME, NO_SPACES_NAME, CONSTANT_NAME): New constants.
(UnicodeBlock): Added argument.
(of): New overload.
(forName): New method.
Updated unicode blocks.
(sets): Updated.
* sources.am: Regenerated.
* Makefile.in: Likewise.
From-SVN: r111942
This commit is contained in:
Mark Wielaard
@@ -0,0 +1,383 @@
|
||||
/* DSSKeyPairRawCodec.java --
|
||||
Copyright 2001, 2002, 2003, 2006 Free Software Foundation, Inc.
|
||||
|
||||
This file is a part of GNU Classpath.
|
||||
|
||||
GNU Classpath is free software; you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation; either version 2 of the License, or (at
|
||||
your option) any later version.
|
||||
|
||||
GNU Classpath 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 for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with GNU Classpath; if not, write to the Free Software
|
||||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
|
||||
USA
|
||||
|
||||
Linking this library statically or dynamically with other modules is
|
||||
making a combined work based on this library. Thus, the terms and
|
||||
conditions of the GNU General Public License cover the whole
|
||||
combination.
|
||||
|
||||
As a special exception, the copyright holders of this library give you
|
||||
permission to link this library with independent modules to produce an
|
||||
executable, regardless of the license terms of these independent
|
||||
modules, and to copy and distribute the resulting executable under
|
||||
terms of your choice, provided that you also meet, for each linked
|
||||
independent module, the terms and conditions of the license of that
|
||||
module. An independent module is a module which is not derived from
|
||||
or based on this library. If you modify this library, you may extend
|
||||
this exception to your version of the library, but you are not
|
||||
obligated to do so. If you do not wish to do so, delete this
|
||||
exception statement from your version. */
|
||||
|
||||
|
||||
package gnu.java.security.key.dss;
|
||||
|
||||
import gnu.java.security.Registry;
|
||||
import gnu.java.security.key.IKeyPairCodec;
|
||||
|
||||
import java.io.ByteArrayOutputStream;
|
||||
import java.math.BigInteger;
|
||||
import java.security.PrivateKey;
|
||||
import java.security.PublicKey;
|
||||
|
||||
/**
|
||||
* <p>An object that implements the {@link IKeyPairCodec} operations for the
|
||||
* <i>Raw</i> format to use with DSS keypairs.</p>
|
||||
*
|
||||
* @version $Revision: 1.1 $
|
||||
*/
|
||||
public class DSSKeyPairRawCodec implements IKeyPairCodec
|
||||
{
|
||||
|
||||
// Constants and variables
|
||||
// -------------------------------------------------------------------------
|
||||
|
||||
// Constructor(s)
|
||||
// -------------------------------------------------------------------------
|
||||
|
||||
// implicit 0-arguments constructor
|
||||
|
||||
// Class methods
|
||||
// -------------------------------------------------------------------------
|
||||
|
||||
// Instance methods
|
||||
// -------------------------------------------------------------------------
|
||||
|
||||
// gnu.crypto.keys.IKeyPairCodec interface implementation ------------------
|
||||
|
||||
public int getFormatID()
|
||||
{
|
||||
return RAW_FORMAT;
|
||||
}
|
||||
|
||||
/**
|
||||
* <p>Returns the encoded form of the designated DSS (Digital Signature
|
||||
* Standard) public key according to the <i>Raw</i> format supported by
|
||||
* this library.</p>
|
||||
*
|
||||
* <p>The <i>Raw</i> format for a DSA public key, in this implementation, is
|
||||
* a byte sequence consisting of the following:</p>
|
||||
* <ol>
|
||||
* <li>4-byte magic consisting of the value of the literal
|
||||
* {@link Registry#MAGIC_RAW_DSS_PUBLIC_KEY},<li>
|
||||
* <li>1-byte version consisting of the constant: 0x01,</li>
|
||||
* <li>4-byte count of following bytes representing the DSA parameter
|
||||
* <code>p</code> in internet order,</li>
|
||||
* <li>n-bytes representation of a {@link BigInteger} obtained by invoking
|
||||
* the <code>toByteArray()</code> method on the DSA parameter
|
||||
* <code>p</code>,</li>
|
||||
* <li>4-byte count of following bytes representing the DSA parameter
|
||||
* <code>q</code>,</li>
|
||||
* <li>n-bytes representation of a {@link BigInteger} obtained by invoking
|
||||
* the <code>toByteArray()</code> method on the DSA parameter
|
||||
* <code>q</code>,</li>
|
||||
* <li>4-byte count of following bytes representing the DSA parameter
|
||||
* <code>g</code>,</li>
|
||||
* <li>n-bytes representation of a {@link BigInteger} obtained by invoking
|
||||
* the <code>toByteArray()</code> method on the DSA parameter
|
||||
* <code>g</code>,</li>
|
||||
* <li>4-byte count of following bytes representing the DSA parameter
|
||||
* <code>y</code>,</li>
|
||||
* <li>n-bytes representation of a {@link BigInteger} obtained by invoking
|
||||
* the <code>toByteArray()</code> method on the DSA parameter
|
||||
* <code>y</code>,</li>
|
||||
* </ol>
|
||||
*
|
||||
* @param key the key to encode.
|
||||
* @return the <i>Raw</i> format encoding of the designated key.
|
||||
* @throws IllegalArgumentException if the designated key is not a DSS
|
||||
* (Digital Signature Standard) one.
|
||||
* @see Registry#MAGIC_RAW_DSS_PUBLIC_KEY
|
||||
*/
|
||||
public byte[] encodePublicKey(PublicKey key)
|
||||
{
|
||||
if (!(key instanceof DSSPublicKey))
|
||||
{
|
||||
throw new IllegalArgumentException("key");
|
||||
}
|
||||
|
||||
DSSPublicKey dssKey = (DSSPublicKey) key;
|
||||
ByteArrayOutputStream baos = new ByteArrayOutputStream();
|
||||
|
||||
// magic
|
||||
baos.write(Registry.MAGIC_RAW_DSS_PUBLIC_KEY[0]);
|
||||
baos.write(Registry.MAGIC_RAW_DSS_PUBLIC_KEY[1]);
|
||||
baos.write(Registry.MAGIC_RAW_DSS_PUBLIC_KEY[2]);
|
||||
baos.write(Registry.MAGIC_RAW_DSS_PUBLIC_KEY[3]);
|
||||
|
||||
// version
|
||||
baos.write(0x01);
|
||||
|
||||
// p
|
||||
byte[] buffer = dssKey.getParams().getP().toByteArray();
|
||||
int length = buffer.length;
|
||||
baos.write(length >>> 24);
|
||||
baos.write((length >>> 16) & 0xFF);
|
||||
baos.write((length >>> 8) & 0xFF);
|
||||
baos.write(length & 0xFF);
|
||||
baos.write(buffer, 0, length);
|
||||
|
||||
// q
|
||||
buffer = dssKey.getParams().getQ().toByteArray();
|
||||
length = buffer.length;
|
||||
baos.write(length >>> 24);
|
||||
baos.write((length >>> 16) & 0xFF);
|
||||
baos.write((length >>> 8) & 0xFF);
|
||||
baos.write(length & 0xFF);
|
||||
baos.write(buffer, 0, length);
|
||||
|
||||
// g
|
||||
buffer = dssKey.getParams().getG().toByteArray();
|
||||
length = buffer.length;
|
||||
baos.write(length >>> 24);
|
||||
baos.write((length >>> 16) & 0xFF);
|
||||
baos.write((length >>> 8) & 0xFF);
|
||||
baos.write(length & 0xFF);
|
||||
baos.write(buffer, 0, length);
|
||||
|
||||
// y
|
||||
buffer = dssKey.getY().toByteArray();
|
||||
length = buffer.length;
|
||||
baos.write(length >>> 24);
|
||||
baos.write((length >>> 16) & 0xFF);
|
||||
baos.write((length >>> 8) & 0xFF);
|
||||
baos.write(length & 0xFF);
|
||||
baos.write(buffer, 0, length);
|
||||
|
||||
return baos.toByteArray();
|
||||
}
|
||||
|
||||
public PublicKey decodePublicKey(byte[] k)
|
||||
{
|
||||
// magic
|
||||
if (k[0] != Registry.MAGIC_RAW_DSS_PUBLIC_KEY[0]
|
||||
|| k[1] != Registry.MAGIC_RAW_DSS_PUBLIC_KEY[1]
|
||||
|| k[2] != Registry.MAGIC_RAW_DSS_PUBLIC_KEY[2]
|
||||
|| k[3] != Registry.MAGIC_RAW_DSS_PUBLIC_KEY[3])
|
||||
{
|
||||
throw new IllegalArgumentException("magic");
|
||||
}
|
||||
|
||||
// version
|
||||
if (k[4] != 0x01)
|
||||
{
|
||||
throw new IllegalArgumentException("version");
|
||||
}
|
||||
int i = 5;
|
||||
|
||||
int l;
|
||||
byte[] buffer;
|
||||
|
||||
// p
|
||||
l = k[i++] << 24 | (k[i++] & 0xFF) << 16 | (k[i++] & 0xFF) << 8
|
||||
| (k[i++] & 0xFF);
|
||||
buffer = new byte[l];
|
||||
System.arraycopy(k, i, buffer, 0, l);
|
||||
i += l;
|
||||
BigInteger p = new BigInteger(1, buffer);
|
||||
|
||||
// q
|
||||
l = k[i++] << 24 | (k[i++] & 0xFF) << 16 | (k[i++] & 0xFF) << 8
|
||||
| (k[i++] & 0xFF);
|
||||
buffer = new byte[l];
|
||||
System.arraycopy(k, i, buffer, 0, l);
|
||||
i += l;
|
||||
BigInteger q = new BigInteger(1, buffer);
|
||||
|
||||
// g
|
||||
l = k[i++] << 24 | (k[i++] & 0xFF) << 16 | (k[i++] & 0xFF) << 8
|
||||
| (k[i++] & 0xFF);
|
||||
buffer = new byte[l];
|
||||
System.arraycopy(k, i, buffer, 0, l);
|
||||
i += l;
|
||||
BigInteger g = new BigInteger(1, buffer);
|
||||
|
||||
// y
|
||||
l = k[i++] << 24 | (k[i++] & 0xFF) << 16 | (k[i++] & 0xFF) << 8
|
||||
| (k[i++] & 0xFF);
|
||||
buffer = new byte[l];
|
||||
System.arraycopy(k, i, buffer, 0, l);
|
||||
i += l;
|
||||
BigInteger y = new BigInteger(1, buffer);
|
||||
|
||||
return new DSSPublicKey(p, q, g, y);
|
||||
}
|
||||
|
||||
/**
|
||||
* <p>Returns the encoded form of the designated DSS (Digital Signature
|
||||
* Standard) private key according to the <i>Raw</i> format supported by
|
||||
* this library.</p>
|
||||
*
|
||||
* <p>The <i>Raw</i> format for a DSA private key, in this implementation, is
|
||||
* a byte sequence consisting of the following:</p>
|
||||
* <ol>
|
||||
* <li>4-byte magic consisting of the value of the literal
|
||||
* {@link Registry#MAGIC_RAW_DSS_PRIVATE_KEY},<li>
|
||||
* <li>1-byte version consisting of the constant: 0x01,</li>
|
||||
* <li>4-byte count of following bytes representing the DSA parameter
|
||||
* <code>p</code> in internet order,</li>
|
||||
* <li>n-bytes representation of a {@link BigInteger} obtained by invoking
|
||||
* the <code>toByteArray()</code> method on the DSA parameter
|
||||
* <code>p</code>,</li>
|
||||
* <li>4-byte count of following bytes representing the DSA parameter
|
||||
* <code>q</code>,</li>
|
||||
* <li>n-bytes representation of a {@link BigInteger} obtained by invoking
|
||||
* the <code>toByteArray()</code> method on the DSA parameter
|
||||
* <code>q</code>,</li>
|
||||
* <li>4-byte count of following bytes representing the DSA parameter
|
||||
* <code>g</code>,</li>
|
||||
* <li>n-bytes representation of a {@link BigInteger} obtained by invoking
|
||||
* the <code>toByteArray()</code> method on the DSA parameter
|
||||
* <code>g</code>,</li>
|
||||
* <li>4-byte count of following bytes representing the DSA parameter
|
||||
* <code>x</code>,</li>
|
||||
* <li>n-bytes representation of a {@link BigInteger} obtained by invoking
|
||||
* the <code>toByteArray()</code> method on the DSA parameter
|
||||
* <code>x</code>,</li>
|
||||
* </ol>
|
||||
*
|
||||
* @param key the key to encode.
|
||||
* @return the <i>Raw</i> format encoding of the designated key.
|
||||
* @throws IllegalArgumentException if the designated key is not a DSS
|
||||
* (Digital Signature Standard) one.
|
||||
*/
|
||||
public byte[] encodePrivateKey(PrivateKey key)
|
||||
{
|
||||
if (!(key instanceof DSSPrivateKey))
|
||||
{
|
||||
throw new IllegalArgumentException("key");
|
||||
}
|
||||
|
||||
DSSPrivateKey dssKey = (DSSPrivateKey) key;
|
||||
ByteArrayOutputStream baos = new ByteArrayOutputStream();
|
||||
|
||||
// magic
|
||||
baos.write(Registry.MAGIC_RAW_DSS_PRIVATE_KEY[0]);
|
||||
baos.write(Registry.MAGIC_RAW_DSS_PRIVATE_KEY[1]);
|
||||
baos.write(Registry.MAGIC_RAW_DSS_PRIVATE_KEY[2]);
|
||||
baos.write(Registry.MAGIC_RAW_DSS_PRIVATE_KEY[3]);
|
||||
|
||||
// version
|
||||
baos.write(0x01);
|
||||
|
||||
// p
|
||||
byte[] buffer = dssKey.getParams().getP().toByteArray();
|
||||
int length = buffer.length;
|
||||
baos.write(length >>> 24);
|
||||
baos.write((length >>> 16) & 0xFF);
|
||||
baos.write((length >>> 8) & 0xFF);
|
||||
baos.write(length & 0xFF);
|
||||
baos.write(buffer, 0, length);
|
||||
|
||||
// q
|
||||
buffer = dssKey.getParams().getQ().toByteArray();
|
||||
length = buffer.length;
|
||||
baos.write(length >>> 24);
|
||||
baos.write((length >>> 16) & 0xFF);
|
||||
baos.write((length >>> 8) & 0xFF);
|
||||
baos.write(length & 0xFF);
|
||||
baos.write(buffer, 0, length);
|
||||
|
||||
// g
|
||||
buffer = dssKey.getParams().getG().toByteArray();
|
||||
length = buffer.length;
|
||||
baos.write(length >>> 24);
|
||||
baos.write((length >>> 16) & 0xFF);
|
||||
baos.write((length >>> 8) & 0xFF);
|
||||
baos.write(length & 0xFF);
|
||||
baos.write(buffer, 0, length);
|
||||
|
||||
// x
|
||||
buffer = dssKey.getX().toByteArray();
|
||||
length = buffer.length;
|
||||
baos.write(length >>> 24);
|
||||
baos.write((length >>> 16) & 0xFF);
|
||||
baos.write((length >>> 8) & 0xFF);
|
||||
baos.write(length & 0xFF);
|
||||
baos.write(buffer, 0, length);
|
||||
|
||||
return baos.toByteArray();
|
||||
}
|
||||
|
||||
public PrivateKey decodePrivateKey(byte[] k)
|
||||
{
|
||||
// magic
|
||||
if (k[0] != Registry.MAGIC_RAW_DSS_PRIVATE_KEY[0]
|
||||
|| k[1] != Registry.MAGIC_RAW_DSS_PRIVATE_KEY[1]
|
||||
|| k[2] != Registry.MAGIC_RAW_DSS_PRIVATE_KEY[2]
|
||||
|| k[3] != Registry.MAGIC_RAW_DSS_PRIVATE_KEY[3])
|
||||
{
|
||||
throw new IllegalArgumentException("magic");
|
||||
}
|
||||
|
||||
// version
|
||||
if (k[4] != 0x01)
|
||||
{
|
||||
throw new IllegalArgumentException("version");
|
||||
}
|
||||
int i = 5;
|
||||
|
||||
int l;
|
||||
byte[] buffer;
|
||||
|
||||
// p
|
||||
l = k[i++] << 24 | (k[i++] & 0xFF) << 16 | (k[i++] & 0xFF) << 8
|
||||
| (k[i++] & 0xFF);
|
||||
buffer = new byte[l];
|
||||
System.arraycopy(k, i, buffer, 0, l);
|
||||
i += l;
|
||||
BigInteger p = new BigInteger(1, buffer);
|
||||
|
||||
// q
|
||||
l = k[i++] << 24 | (k[i++] & 0xFF) << 16 | (k[i++] & 0xFF) << 8
|
||||
| (k[i++] & 0xFF);
|
||||
buffer = new byte[l];
|
||||
System.arraycopy(k, i, buffer, 0, l);
|
||||
i += l;
|
||||
BigInteger q = new BigInteger(1, buffer);
|
||||
|
||||
// g
|
||||
l = k[i++] << 24 | (k[i++] & 0xFF) << 16 | (k[i++] & 0xFF) << 8
|
||||
| (k[i++] & 0xFF);
|
||||
buffer = new byte[l];
|
||||
System.arraycopy(k, i, buffer, 0, l);
|
||||
i += l;
|
||||
BigInteger g = new BigInteger(1, buffer);
|
||||
|
||||
// x
|
||||
l = k[i++] << 24 | (k[i++] & 0xFF) << 16 | (k[i++] & 0xFF) << 8
|
||||
| (k[i++] & 0xFF);
|
||||
buffer = new byte[l];
|
||||
System.arraycopy(k, i, buffer, 0, l);
|
||||
i += l;
|
||||
BigInteger x = new BigInteger(1, buffer);
|
||||
|
||||
return new DSSPrivateKey(p, q, g, x);
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user