History

My first initial commit with all of mine experimental changes.

Dmitry Kabak (userdima committed 13 years ago

Commit d37b88d1 parent 3f5b46618352 files · +2598093 −-8690Browse files

Showing the changes to java/pkg/sun/security/jgss/GSSManagerImpl.java (1 of 18352 files). Show all

Unified · Split

java/pkg/sun/security/jgss/GSSManagerImpl.java+259−0
@@ -0,0 +1,259 @@
1/*
2 * Copyright (c) 2000, 2010, 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
26package sun.security.jgss;
27
28import org.ietf.jgss.*;
29import sun.security.jgss.spi.*;
30import java.security.Provider;
31import java.security.AccessController;
32import java.security.PrivilegedAction;
33
34/**
35 * This class provides the default implementation of the GSSManager
36 * interface.
37 */
38public class GSSManagerImpl extends GSSManager {
39
40 // Undocumented property
41 private static final String USE_NATIVE_PROP =
42 "sun.security.jgss.native";
43 private static final Boolean USE_NATIVE;
44
45 static {
46 USE_NATIVE =
47 AccessController.doPrivileged(new PrivilegedAction<Boolean>() {
48 public Boolean run() {
49 String osname = System.getProperty("os.name");
50 if (osname.startsWith("SunOS") ||
51 osname.startsWith("Linux")) {
52 return new Boolean(System.getProperty
53 (USE_NATIVE_PROP));
54 }
55 return Boolean.FALSE;
56 }
57 });
58
59 }
60
61 private ProviderList list;
62
63 // Used by java SPNEGO impl to make sure native is disabled
64 public GSSManagerImpl(GSSCaller caller, boolean useNative) {
65 list = new ProviderList(caller, useNative);
66 }
67
68 // Used by HTTP/SPNEGO NegotiatorImpl
69 public GSSManagerImpl(GSSCaller caller) {
70 list = new ProviderList(caller, USE_NATIVE);
71 }
72
73 public GSSManagerImpl() {
74 list = new ProviderList(GSSCaller.CALLER_UNKNOWN, USE_NATIVE);
75 }
76
77 public Oid[] getMechs(){
78 return list.getMechs();
79 }
80
81 public Oid[] getNamesForMech(Oid mech)
82 throws GSSException {
83 MechanismFactory factory = list.getMechFactory(mech);
84 return factory.getNameTypes().clone();
85 }
86
87 public Oid[] getMechsForName(Oid nameType){
88 Oid[] mechs = list.getMechs();
89 Oid[] retVal = new Oid[mechs.length];
90 int pos = 0;
91
92 // Compatibility with RFC 2853 old NT_HOSTBASED_SERVICE value.
93 if (nameType.equals(GSSNameImpl.oldHostbasedServiceName)) {
94 nameType = GSSName.NT_HOSTBASED_SERVICE;
95 }
96
97 // Iterate thru all mechs in GSS
98 for (int i = 0; i < mechs.length; i++) {
99 // what nametypes does this mech support?
100 Oid mech = mechs[i];
101 try {
102 Oid[] namesForMech = getNamesForMech(mech);
103 // Is the desired Oid present in that list?
104 if (nameType.containedIn(namesForMech)) {
105 retVal[pos++] = mech;
106 }
107 } catch (GSSException e) {
108 // Squelch it and just skip over this mechanism
109 GSSUtil.debug("Skip " + mech +
110 ": error retrieving supported name types");
111 }
112 }
113
114 // Trim the list if needed
115 if (pos < retVal.length) {
116 Oid[] temp = new Oid[pos];
117 for (int i = 0; i < pos; i++)
118 temp[i] = retVal[i];
119 retVal = temp;
120 }
121
122 return retVal;
123 }
124
125 public GSSName createName(String nameStr, Oid nameType)
126 throws GSSException {
127 return new GSSNameImpl(this, nameStr, nameType);
128 }
129
130 public GSSName createName(byte name[], Oid nameType)
131 throws GSSException {
132 return new GSSNameImpl(this, name, nameType);
133 }
134
135 public GSSName createName(String nameStr, Oid nameType,
136 Oid mech) throws GSSException {
137 return new GSSNameImpl(this, nameStr, nameType, mech);
138 }
139
140 public GSSName createName(byte name[], Oid nameType, Oid mech)
141 throws GSSException {
142 return new GSSNameImpl(this, name, nameType, mech);
143 }
144
145 public GSSCredential createCredential(int usage)
146 throws GSSException {
147 return new GSSCredentialImpl(this, usage);
148 }
149
150 public GSSCredential createCredential(GSSName aName,
151 int lifetime, Oid mech, int usage)
152 throws GSSException {
153 return new GSSCredentialImpl(this, aName, lifetime, mech, usage);
154 }
155
156 public GSSCredential createCredential(GSSName aName,
157 int lifetime, Oid mechs[], int usage)
158 throws GSSException {
159 return new GSSCredentialImpl(this, aName, lifetime, mechs, usage);
160 }
161
162 public GSSContext createContext(GSSName peer, Oid mech,
163 GSSCredential myCred, int lifetime)
164 throws GSSException {
165 return new GSSContextImpl(this, peer, mech, myCred, lifetime);
166 }
167
168 public GSSContext createContext(GSSCredential myCred)
169 throws GSSException {
170 return new GSSContextImpl(this, myCred);
171 }
172
173 public GSSContext createContext(byte[] interProcessToken)
174 throws GSSException {
175 return new GSSContextImpl(this, interProcessToken);
176 }
177
178 public void addProviderAtFront(Provider p, Oid mech)
179 throws GSSException {
180 list.addProviderAtFront(p, mech);
181 }
182
183 public void addProviderAtEnd(Provider p, Oid mech)
184 throws GSSException {
185 list.addProviderAtEnd(p, mech);
186 }
187
188 public GSSCredentialSpi getCredentialElement(GSSNameSpi name, int initLifetime,
189 int acceptLifetime, Oid mech, int usage)
190 throws GSSException {
191 MechanismFactory factory = list.getMechFactory(mech);
192 return factory.getCredentialElement(name, initLifetime,
193 acceptLifetime, usage);
194 }
195
196 // Used by java SPNEGO impl
197 public GSSNameSpi getNameElement(String name, Oid nameType, Oid mech)
198 throws GSSException {
199 // Just use the most preferred MF impl assuming GSSNameSpi
200 // objects are interoperable among providers
201 MechanismFactory factory = list.getMechFactory(mech);
202 return factory.getNameElement(name, nameType);
203 }
204
205 // Used by java SPNEGO impl
206 public GSSNameSpi getNameElement(byte[] name, Oid nameType, Oid mech)
207 throws GSSException {
208 // Just use the most preferred MF impl assuming GSSNameSpi
209 // objects are interoperable among providers
210 MechanismFactory factory = list.getMechFactory(mech);
211 return factory.getNameElement(name, nameType);
212 }
213
214 GSSContextSpi getMechanismContext(GSSNameSpi peer,
215 GSSCredentialSpi myInitiatorCred,
216 int lifetime, Oid mech)
217 throws GSSException {
218 Provider p = null;
219 if (myInitiatorCred != null) {
220 p = myInitiatorCred.getProvider();
221 }
222 MechanismFactory factory = list.getMechFactory(mech, p);
223 return factory.getMechanismContext(peer, myInitiatorCred, lifetime);
224 }
225
226 GSSContextSpi getMechanismContext(GSSCredentialSpi myAcceptorCred,
227 Oid mech)
228 throws GSSException {
229 Provider p = null;
230 if (myAcceptorCred != null) {
231 p = myAcceptorCred.getProvider();
232 }
233 MechanismFactory factory = list.getMechFactory(mech, p);
234 return factory.getMechanismContext(myAcceptorCred);
235 }
236
237 GSSContextSpi getMechanismContext(byte[] exportedContext)
238 throws GSSException {
239 if ((exportedContext == null) || (exportedContext.length == 0)) {
240 throw new GSSException(GSSException.NO_CONTEXT);
241 }
242 GSSContextSpi result = null;
243
244 // Only allow context import with native provider since JGSS
245 // still has not defined its own interprocess token format
246 Oid[] mechs = list.getMechs();
247 for (int i = 0; i < mechs.length; i++) {
248 MechanismFactory factory = list.getMechFactory(mechs[i]);
249 if (factory.getProvider().getName().equals("SunNativeGSS")) {
250 result = factory.getMechanismContext(exportedContext);
251 if (result != null) break;
252 }
253 }
254 if (result == null) {
255 throw new GSSException(GSSException.UNAVAILABLE);
256 }
257 return result;
258 }
259}