1 /* 2 * Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package sun.security.jgss; 27 28 import java.security.Provider; 29 import java.security.AccessController; 30 import java.security.PrivilegedAction; 31 import java.security.NoSuchAlgorithmException; 32 import java.security.InvalidParameterException; 33 import java.security.ProviderException; 34 import sun.security.jgss.krb5.Krb5MechFactory; 35 import sun.security.jgss.spnego.SpNegoMechFactory; 36 37 /** 38 * Defines the Sun JGSS provider. 39 * Will merger this with the Sun security provider 40 * sun.security.provider.Sun when the JGSS src is merged with the JDK 41 * src. 42 * 43 * Mechanisms supported are: 44 * 45 * - Kerberos v5 as defined in RFC 1964. 46 * Oid is 1.2.840.113554.1.2.2 47 * 48 * - SPNEGO as defined in RFC 2478 49 * Oid is 1.3.6.1.5.5.2 50 * 51 * [Dummy mechanism is no longer compiled: 52 * - Dummy mechanism. This is primarily useful to test a multi-mech 53 * environment. 54 * Oid is 1.3.6.1.4.1.42.2.26.1.2] 55 * 56 * @author Mayank Upadhyay 57 */ 58 59 public final class SunProvider extends Provider { 60 61 private static final long serialVersionUID = -238911724858694198L; 62 63 private static final String INFO = "Sun " + 64 "(Kerberos v5, SPNEGO)"; 65 // "(Kerberos v5, Dummy GSS-API Mechanism)"; 66 67 private static final class ProviderService extends Provider.Service { 68 ProviderService(Provider p, String type, String algo, String cn) { 69 super(p, type, algo, cn, null, null); 70 } 71 72 @Override 73 public Object newInstance(Object ctrParamObj) 74 throws NoSuchAlgorithmException { 75 String type = getType(); 76 if (ctrParamObj != null) { 77 throw new InvalidParameterException 78 ("constructorParameter not used with " + type + 79 " engines"); 80 } 81 String algo = getAlgorithm(); 82 try { 83 if (type.equals("GssApiMechanism")) { 84 if (algo.equals("1.2.840.113554.1.2.2")) { 85 return new Krb5MechFactory(); 86 } else if (algo.equals("1.3.6.1.5.5.2")) { 87 return new SpNegoMechFactory(); 88 } 89 } 90 } catch (Exception ex) { 91 throw new NoSuchAlgorithmException 92 ("Error constructing " + type + " for " + 93 algo + " using SunJGSS", ex); 94 } 95 throw new ProviderException("No impl for " + algo + 96 " " + type); 97 } 98 } 99 100 public static final SunProvider INSTANCE = new SunProvider(); 101 102 public SunProvider() { 103 /* We are the Sun JGSS provider */ 104 super("SunJGSS", 1.9d, INFO); 105 106 final Provider p = this; 107 AccessController.doPrivileged(new PrivilegedAction<Void>() { 108 public Void run() { 109 putService(new ProviderService(p, "GssApiMechanism", 110 "1.2.840.113554.1.2.2", 111 "sun.security.jgss.krb5.Krb5MechFactory")); 112 putService(new ProviderService(p, "GssApiMechanism", 113 "1.3.6.1.5.5.2", 114 "sun.security.jgss.spnego.SpNegoMechFactory")); 115 return null; 116 } 117 }); 118 } 119 }