| /* |
| * Copyright (c) 2005, 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 sun.security.jgss.wrapper; |
| |
| import java.util.Hashtable; |
| import org.ietf.jgss.Oid; |
| import org.ietf.jgss.GSSName; |
| import org.ietf.jgss.ChannelBinding; |
| import org.ietf.jgss.MessageProp; |
| import org.ietf.jgss.GSSException; |
| import sun.security.jgss.GSSUtil; |
| |
| /** |
| * This class is essentially a JNI calling stub for all wrapper classes. |
| * |
| * @author Valerie Peng |
| * @since 1.6 |
| */ |
| |
| class GSSLibStub { |
| |
| private Oid mech; |
| private long pMech; |
| |
| /** |
| * Initialization routine to dynamically load function pointers. |
| * |
| * @param library name to dlopen |
| * @return true if succeeded, false otherwise. |
| */ |
| static native boolean init(String lib); |
| private static native long getMechPtr(byte[] oidDerEncoding); |
| |
| // Miscellaneous routines |
| static native Oid[] indicateMechs(); |
| native Oid[] inquireNamesForMech() throws GSSException; |
| |
| // Name related routines |
| native void releaseName(long pName); |
| native long importName(byte[] name, Oid type); |
| native boolean compareName(long pName1, long pName2); |
| native long canonicalizeName(long pName); |
| native byte[] exportName(long pName) throws GSSException; |
| native Object[] displayName(long pName) throws GSSException; |
| |
| // Credential related routines |
| native long acquireCred(long pName, int lifetime, int usage) |
| throws GSSException; |
| native long releaseCred(long pCred); |
| native long getCredName(long pCred); |
| native int getCredTime(long pCred); |
| native int getCredUsage(long pCred); |
| |
| // Context related routines |
| native NativeGSSContext importContext(byte[] interProcToken); |
| native byte[] initContext(long pCred, long targetName, ChannelBinding cb, |
| byte[] inToken, NativeGSSContext context); |
| native byte[] acceptContext(long pCred, ChannelBinding cb, |
| byte[] inToken, NativeGSSContext context); |
| native long[] inquireContext(long pContext); |
| native Oid getContextMech(long pContext); |
| native long getContextName(long pContext, boolean isSrc); |
| native int getContextTime(long pContext); |
| native long deleteContext(long pContext); |
| native int wrapSizeLimit(long pContext, int flags, int qop, int outSize); |
| native byte[] exportContext(long pContext); |
| native byte[] getMic(long pContext, int qop, byte[] msg); |
| native void verifyMic(long pContext, byte[] token, byte[] msg, |
| MessageProp prop) ; |
| native byte[] wrap(long pContext, byte[] msg, MessageProp prop); |
| native byte[] unwrap(long pContext, byte[] msgToken, MessageProp prop); |
| |
| private static Hashtable<Oid, GSSLibStub> |
| table = new Hashtable<Oid, GSSLibStub>(5); |
| |
| static GSSLibStub getInstance(Oid mech) throws GSSException { |
| GSSLibStub s = table.get(mech); |
| if (s == null) { |
| s = new GSSLibStub(mech); |
| table.put(mech, s); |
| } |
| return s; |
| } |
| private GSSLibStub(Oid mech) throws GSSException { |
| SunNativeProvider.debug("Created GSSLibStub for mech " + mech); |
| this.mech = mech; |
| this.pMech = getMechPtr(mech.getDER()); |
| } |
| public boolean equals(Object obj) { |
| if (obj == this) return true; |
| if (!(obj instanceof GSSLibStub)) { |
| return false; |
| } |
| return (mech.equals(((GSSLibStub) obj).getMech())); |
| } |
| public int hashCode() { |
| return mech.hashCode(); |
| } |
| Oid getMech() { |
| return mech; |
| } |
| } |