--- /dev/null Fri Oct 17 22:50:31 2014 +++ new/src/jdk.crypto.ucrypto/solaris/classes/com/oracle/security/ucrypto/CipherContextRef.java Fri Oct 17 22:50:30 2014 @@ -0,0 +1,103 @@ +/* + * Copyright (c) 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.oracle.security.ucrypto; + +import java.nio.ByteBuffer; +import java.util.Set; +import java.util.Arrays; +import java.util.concurrent.ConcurrentSkipListSet; +import java.lang.ref.*; + +import java.security.*; +import java.security.spec.*; +import javax.crypto.*; + +import javax.crypto.spec.SecretKeySpec; +import javax.crypto.spec.IvParameterSpec; + +/** + * Internal class for context resource clean up. + * + * @since 1.9 + */ +final class CipherContextRef extends PhantomReference + implements Comparable { + + private static ReferenceQueue refQueue = + new ReferenceQueue(); + + // Needed to keep these references from being GC'ed until when their + // referents are GC'ed so we can do post-mortem processing + private static Set refList = + new ConcurrentSkipListSet(); + + final long id; + final boolean encrypt; + + private static void drainRefQueueBounded() { + while (true) { + CipherContextRef next = (CipherContextRef) refQueue.poll(); + if (next == null) break; + next.dispose(true); + } + } + + CipherContextRef(NativeCipher nc, long id, boolean encrypt) { + super(nc, refQueue); + this.id = id; + this.encrypt = encrypt; + refList.add(this); + UcryptoProvider.debug("Resource: trace CipherCtxt " + this.id); + drainRefQueueBounded(); + } + + public int compareTo(CipherContextRef other) { + if (this.id == other.id) { + return 0; + } else { + return (this.id < other.id) ? -1 : 1; + } + } + + void dispose(boolean doCancel) { + refList.remove(this); + try { + if (doCancel) { + UcryptoProvider.debug("Resource: cancel CipherCtxt " + id); + int k = NativeCipher.nativeFinal(id, encrypt, null, 0); + if (k < 0) { + UcryptoProvider.debug + ("Resource: error cancelling CipherCtxt " + id + + " " + new UcryptoException(-k).getMessage()); + } + } else { + UcryptoProvider.debug("Resource: untrace CipherCtxt " + id); + } + } finally { + this.clear(); + } + } +}