--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/java.base/share/classes/com/sun/crypto/provider/PBEKey.java Sun Aug 17 15:54:13 2014 +0100
@@ -0,0 +1,157 @@
+/*
+ * Copyright (c) 1997, 2014, 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. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.
+ */
+
+package com.sun.crypto.provider;
+
+import java.security.KeyRep;
+import java.security.spec.InvalidKeySpecException;
+import java.util.Locale;
+import javax.crypto.SecretKey;
+import javax.crypto.spec.PBEKeySpec;
+
+/**
+ * This class represents a PBE key.
+ *
+ * @author Jan Luehe
+ *
+ */
+final class PBEKey implements SecretKey {
+
+ static final long serialVersionUID = -2234768909660948176L;
+
+ private byte[] key;
+
+ private String type;
+
+ /**
+ * Creates a PBE key from a given PBE key specification.
+ *
+ * @param key the given PBE key specification
+ */
+ PBEKey(PBEKeySpec keySpec, String keytype) throws InvalidKeySpecException {
+ char[] passwd = keySpec.getPassword();
+ if (passwd == null) {
+ // Should allow an empty password.
+ passwd = new char[0];
+ }
+ // Accept "\0" to signify "zero-length password with no terminator".
+ if (!(passwd.length == 1 && passwd[0] == 0)) {
+ for (int i=0; i<passwd.length; i++) {
+ if ((passwd[i] < '\u0020') || (passwd[i] > '\u007E')) {
+ throw new InvalidKeySpecException("Password is not ASCII");
+ }
+ }
+ }
+ this.key = new byte[passwd.length];
+ for (int i=0; i<passwd.length; i++)
+ this.key[i] = (byte) (passwd[i] & 0x7f);
+ java.util.Arrays.fill(passwd, ' ');
+ type = keytype;
+ }
+
+ public byte[] getEncoded() {
+ return this.key.clone();
+ }
+
+ public String getAlgorithm() {
+ return type;
+ }
+
+ public String getFormat() {
+ return "RAW";
+ }
+
+ /**
+ * Calculates a hash code value for the object.
+ * Objects that are equal will also have the same hashcode.
+ */
+ public int hashCode() {
+ int retval = 0;
+ for (int i = 1; i < this.key.length; i++) {
+ retval += this.key[i] * i;
+ }
+ return(retval ^= getAlgorithm().toLowerCase(Locale.ENGLISH).hashCode());
+ }
+
+ public boolean equals(Object obj) {
+ if (obj == this)
+ return true;
+
+ if (!(obj instanceof SecretKey))
+ return false;
+
+ SecretKey that = (SecretKey)obj;
+
+ if (!(that.getAlgorithm().equalsIgnoreCase(type)))
+ return false;
+
+ byte[] thatEncoded = that.getEncoded();
+ boolean ret = java.util.Arrays.equals(this.key, thatEncoded);
+ java.util.Arrays.fill(thatEncoded, (byte)0x00);
+ return ret;
+ }
+
+ /**
+ * readObject is called to restore the state of this key from
+ * a stream.
+ */
+ private void readObject(java.io.ObjectInputStream s)
+ throws java.io.IOException, ClassNotFoundException
+ {
+ s.defaultReadObject();
+ key = key.clone();
+ }
+
+
+ /**
+ * Replace the PBE key to be serialized.
+ *
+ * @return the standard KeyRep object to be serialized
+ *
+ * @throws java.io.ObjectStreamException if a new object representing
+ * this PBE key could not be created
+ */
+ private Object writeReplace() throws java.io.ObjectStreamException {
+ return new KeyRep(KeyRep.Type.SECRET,
+ getAlgorithm(),
+ getFormat(),
+ getEncoded());
+ }
+
+ /**
+ * Ensures that the password bytes of this key are
+ * set to zero when there are no more references to it.
+ */
+ protected void finalize() throws Throwable {
+ try {
+ if (this.key != null) {
+ java.util.Arrays.fill(this.key, (byte)0x00);
+ this.key = null;
+ }
+ } finally {
+ super.finalize();
+ }
+ }
+}