1 /* 2 * Copyright (c) 2003, 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 package com.sun.security.sasl; 26 27 import java.security.AccessController; 28 import java.security.PrivilegedAction; 29 import java.security.NoSuchAlgorithmException; 30 import java.security.InvalidParameterException; 31 import java.security.ProviderException; 32 33 /** 34 * The SASL provider. 35 * Provides client support for 36 * - EXTERNAL 37 * - PLAIN 38 * - CRAM-MD5 39 * - DIGEST-MD5 40 * - NTLM 41 * And server support for 42 * - CRAM-MD5 43 * - DIGEST-MD5 44 * - NTLM 45 */ 46 47 public final class Provider extends java.security.Provider { 48 49 private static final long serialVersionUID = 8622598936488630849L; 50 51 private static final String info = "Sun SASL provider" + 52 "(implements client mechanisms for: " + 53 "DIGEST-MD5, EXTERNAL, PLAIN, CRAM-MD5, NTLM;" + 54 " server mechanisms for: DIGEST-MD5, CRAM-MD5, NTLM)"; 55 56 private static final class ProviderService 57 extends java.security.Provider.Service { 58 ProviderService(java.security.Provider p, String type, String algo, 59 String cn) { 60 super(p, type, algo, cn, null, null); 61 } 62 63 @Override 64 public Object newInstance(Object ctrParamObj) 65 throws NoSuchAlgorithmException { 66 String type = getType(); 67 if (ctrParamObj != null) { 68 throw new InvalidParameterException 69 ("constructorParameter not used with " + type + " engines"); 70 } 71 72 String algo = getAlgorithm(); 73 try { 74 // DIGEST-MD5, NTLM uses same impl class for client and server 75 if (algo.equals("DIGEST-MD5")) { 76 return new com.sun.security.sasl.digest.FactoryImpl(); 77 } 78 if (algo.equals("NTLM")) { 79 return new com.sun.security.sasl.ntlm.FactoryImpl(); 80 } 81 if (type.equals("SaslClientFactory")) { 82 if (algo.equals("EXTERNAL") || algo.equals("PLAIN") || 83 algo.equals("CRAM-MD5")) { 84 return new com.sun.security.sasl.ClientFactoryImpl(); 85 } 86 } else if (type.equals("SaslServerFactory")) { 87 if (algo.equals("CRAM-MD5")) { 88 return new com.sun.security.sasl.ServerFactoryImpl(); 89 } 90 } 91 } catch (Exception ex) { 92 throw new NoSuchAlgorithmException("Error constructing " + 93 type + " for " + algo + " using SunSASL", ex); 94 } 95 throw new ProviderException("No impl for " + algo + 96 " " + type); 97 } 98 } 99 100 public Provider() { 101 super("SunSASL", 1.9d, info); 102 103 final Provider p = this; 104 AccessController.doPrivileged(new PrivilegedAction<Void>() { 105 public Void run() { 106 // Client mechanisms 107 putService(new ProviderService(p, "SaslClientFactory", 108 "DIGEST-MD5", "com.sun.security.sasl.digest.FactoryImpl")); 109 putService(new ProviderService(p, "SaslClientFactory", 110 "NTLM", "com.sun.security.sasl.ntlm.FactoryImpl")); 111 putService(new ProviderService(p, "SaslClientFactory", 112 "EXTERNAL", "com.sun.security.sasl.ClientFactoryImpl")); 113 putService(new ProviderService(p, "SaslClientFactory", 114 "PLAIN", "com.sun.security.sasl.ClientFactoryImpl")); 115 putService(new ProviderService(p, "SaslClientFactory", 116 "CRAM-MD5", "com.sun.security.sasl.ClientFactoryImpl")); 117 118 // Server mechanisms 119 putService(new ProviderService(p, "SaslServerFactory", 120 "CRAM-MD5", "com.sun.security.sasl.ServerFactoryImpl")); 121 putService(new ProviderService(p, "SaslServerFactory", 122 "DIGEST-MD5", "com.sun.security.sasl.digest.FactoryImpl")); 123 putService(new ProviderService(p, "SaslServerFactory", 124 "NTLM", "com.sun.security.sasl.ntlm.FactoryImpl")); 125 return null; 126 } 127 }); 128 } 129 }