| /* |
| * Copyright (c) 2013, 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. |
| * |
| * 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. |
| */ |
| |
| /* |
| * @test |
| * @bug 8028780 |
| * @summary JDK KRB5 module throws OutOfMemoryError when CCache is corrupt |
| * @run main/othervm -Xmx8m GssMemoryIssues |
| */ |
| |
| import org.ietf.jgss.GSSException; |
| import org.ietf.jgss.GSSManager; |
| import org.ietf.jgss.GSSName; |
| |
| public class GssMemoryIssues { |
| |
| public static void main(String[] argv) throws Exception { |
| GSSManager man = GSSManager.getInstance(); |
| String s = "me@REALM"; |
| GSSName name = man.createName(s, GSSName.NT_USER_NAME); |
| byte[] exported = name.export(); |
| // Offset of the length of the mech name. Length in big endian |
| int lenOffset = exported.length - s.length() - 4; |
| // Make it huge |
| exported[lenOffset] = 0x7f; |
| try { |
| man.createName(exported, GSSName.NT_EXPORT_NAME); |
| } catch (GSSException gsse) { |
| System.out.println(gsse); |
| } |
| } |
| } |