| /* |
| * 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 org.ietf.jgss.*; |
| import javax.security.auth.kerberos.ServicePermission; |
| |
| /** |
| * This class is an utility class for Kerberos related stuff. |
| * @author Valerie Peng |
| * @since 1.6 |
| */ |
| class Krb5Util { |
| |
| // Return the Kerberos TGS principal name using the domain |
| // of the specified <code>name</code> |
| static String getTGSName(GSSNameElement name) |
| throws GSSException { |
| String krbPrinc = name.getKrbName(); |
| int atIndex = krbPrinc.indexOf('@'); |
| String realm = krbPrinc.substring(atIndex + 1); |
| StringBuilder sb = new StringBuilder("krbtgt/"); |
| sb.append(realm).append('@').append(realm); |
| return sb.toString(); |
| } |
| |
| // Perform the Service Permission check using the specified |
| // <code>target</code> and <code>action</code> |
| static void checkServicePermission(String target, String action) { |
| SecurityManager sm = System.getSecurityManager(); |
| if (sm != null) { |
| SunNativeProvider.debug("Checking ServicePermission(" + |
| target + ", " + action + ")"); |
| ServicePermission perm = |
| new ServicePermission(target, action); |
| sm.checkPermission(perm); |
| } |
| } |
| } |