6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Sun designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25
26 package sun.net.www.protocol.http;
27
28 import java.io.IOException;
29
30 import org.ietf.jgss.GSSContext;
31 import org.ietf.jgss.GSSException;
32 import org.ietf.jgss.GSSName;
33 import org.ietf.jgss.Oid;
34
35 import sun.security.jgss.GSSManagerImpl;
36 import sun.security.jgss.GSSUtil;
37 import sun.security.jgss.HttpCaller;
38
39 /**
40 * This class encapsulates all JAAS and JGSS API calls in a separate class
41 * outside NegotiateAuthentication.java so that J2SE build can go smoothly
42 * without the presence of it.
43 *
44 * @author weijun.wang@sun.com
45 * @since 1.6
46 */
47 public class NegotiatorImpl extends Negotiator {
48
49 private static final boolean DEBUG =
50 java.security.AccessController.doPrivileged(
51 new sun.security.action.GetBooleanAction("sun.security.krb5.debug"));
52
53 private GSSContext context;
54 private byte[] oneToken;
116 */
117 public NegotiatorImpl(HttpCallerInfo hci) throws IOException {
118 try {
119 init(hci);
120 } catch (GSSException e) {
121 if (DEBUG) {
122 System.out.println("Negotiate support not initiated, will " +
123 "fallback to other scheme if allowed. Reason:");
124 e.printStackTrace();
125 }
126 IOException ioe = new IOException("Negotiate support not initiated");
127 ioe.initCause(e);
128 throw ioe;
129 }
130 }
131
132 /**
133 * Return the first token of GSS, in SPNEGO, it's called NegTokenInit
134 * @return the first token
135 */
136 public byte[] firstToken() {
137 return oneToken;
138 }
139
140 /**
141 * Return the rest tokens of GSS, in SPNEGO, it's called NegTokenTarg
142 * @param token the token received from server
143 * @return the next token
144 * @throws java.io.IOException if the token cannot be created successfully
145 */
146 public byte[] nextToken(byte[] token) throws IOException {
147 try {
148 return context.initSecContext(token, 0, token.length);
149 } catch (GSSException e) {
150 if (DEBUG) {
151 System.out.println("Negotiate support cannot continue. Reason:");
152 e.printStackTrace();
153 }
154 IOException ioe = new IOException("Negotiate support cannot continue");
155 ioe.initCause(e);
156 throw ioe;
157 }
158 }
159 }
|
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Sun designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25
26 package sun.net.www.protocol.http.spnego;
27
28 import java.io.IOException;
29
30 import org.ietf.jgss.GSSContext;
31 import org.ietf.jgss.GSSException;
32 import org.ietf.jgss.GSSName;
33 import org.ietf.jgss.Oid;
34
35 import sun.net.www.protocol.http.HttpCallerInfo;
36 import sun.net.www.protocol.http.Negotiator;
37 import sun.security.jgss.GSSManagerImpl;
38 import sun.security.jgss.GSSUtil;
39 import sun.security.jgss.HttpCaller;
40
41 /**
42 * This class encapsulates all JAAS and JGSS API calls in a separate class
43 * outside NegotiateAuthentication.java so that J2SE build can go smoothly
44 * without the presence of it.
45 *
46 * @author weijun.wang@sun.com
47 * @since 1.6
48 */
49 public class NegotiatorImpl extends Negotiator {
50
51 private static final boolean DEBUG =
52 java.security.AccessController.doPrivileged(
53 new sun.security.action.GetBooleanAction("sun.security.krb5.debug"));
54
55 private GSSContext context;
56 private byte[] oneToken;
118 */
119 public NegotiatorImpl(HttpCallerInfo hci) throws IOException {
120 try {
121 init(hci);
122 } catch (GSSException e) {
123 if (DEBUG) {
124 System.out.println("Negotiate support not initiated, will " +
125 "fallback to other scheme if allowed. Reason:");
126 e.printStackTrace();
127 }
128 IOException ioe = new IOException("Negotiate support not initiated");
129 ioe.initCause(e);
130 throw ioe;
131 }
132 }
133
134 /**
135 * Return the first token of GSS, in SPNEGO, it's called NegTokenInit
136 * @return the first token
137 */
138 @Override
139 public byte[] firstToken() {
140 return oneToken;
141 }
142
143 /**
144 * Return the rest tokens of GSS, in SPNEGO, it's called NegTokenTarg
145 * @param token the token received from server
146 * @return the next token
147 * @throws java.io.IOException if the token cannot be created successfully
148 */
149 @Override
150 public byte[] nextToken(byte[] token) throws IOException {
151 try {
152 return context.initSecContext(token, 0, token.length);
153 } catch (GSSException e) {
154 if (DEBUG) {
155 System.out.println("Negotiate support cannot continue. Reason:");
156 e.printStackTrace();
157 }
158 IOException ioe = new IOException("Negotiate support cannot continue");
159 ioe.initCause(e);
160 throw ioe;
161 }
162 }
163 }
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