fparain@3906: /*
fparain@3906:  * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
fparain@3906:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
fparain@3906:  *
fparain@3906:  * This code is free software; you can redistribute it and/or modify it
fparain@3906:  * under the terms of the GNU General Public License version 2 only, as
fparain@3906:  * published by the Free Software Foundation.
fparain@3906:  *
fparain@3906:  * This code is distributed in the hope that it will be useful, but WITHOUT
fparain@3906:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
fparain@3906:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
fparain@3906:  * version 2 for more details (a copy is included in the LICENSE file that
fparain@3906:  * accompanied this code).
fparain@3906:  *
fparain@3906:  * You should have received a copy of the GNU General Public License version
fparain@3906:  * 2 along with this work; if not, write to the Free Software Foundation,
fparain@3906:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
fparain@3906:  *
fparain@3906:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
fparain@3906:  * or visit www.oracle.com if you need additional information or have any
fparain@3906:  * questions.
fparain@3906:  */
fparain@3906: 
fparain@3906: /*
fparain@3906:  * @test
fparain@3906:  * @bug 6294277
fparain@3906:  * @summary java -Xdebug crashes on SourceDebugExtension attribute larger than 64K
fparain@3933:  * @run main/othervm -Xdebug -Xrunjdwp:transport=dt_socket,address=8888,server=y,suspend=n SourceDebugExtension
fparain@3906:  */
fparain@3906: import java.io.*;
fparain@3906: 
fparain@3906: public class SourceDebugExtension extends ClassLoader
fparain@3906: {
fparain@3906:     static final int attrSize = 68000;
fparain@3906:     static byte[] header = {
fparain@3906: (byte)0xca, (byte)0xfe, (byte)0xba, (byte)0xbe, (byte)0x00, (byte)0x00, (byte)0x00,
fparain@3906: (byte)0x32, (byte)0x00, (byte)0x1e, (byte)0x0a, (byte)0x00, (byte)0x06, (byte)0x00,
fparain@3906: (byte)0x0f, (byte)0x09, (byte)0x00, (byte)0x10, (byte)0x00, (byte)0x11, (byte)0x08,
fparain@3906: (byte)0x00, (byte)0x12, (byte)0x0a, (byte)0x00, (byte)0x13, (byte)0x00, (byte)0x14,
fparain@3906: (byte)0x07, (byte)0x00, (byte)0x15, (byte)0x07, (byte)0x00, (byte)0x16, (byte)0x01,
fparain@3906: (byte)0x00, (byte)0x06, (byte)0x3c, (byte)0x69, (byte)0x6e, (byte)0x69, (byte)0x74,
fparain@3906: (byte)0x3e, (byte)0x01, (byte)0x00, (byte)0x03, (byte)0x28, (byte)0x29, (byte)0x56,
fparain@3906: (byte)0x01, (byte)0x00, (byte)0x04, (byte)0x43, (byte)0x6f, (byte)0x64, (byte)0x65,
fparain@3906: (byte)0x01, (byte)0x00, (byte)0x0f, (byte)0x4c, (byte)0x69, (byte)0x6e, (byte)0x65,
fparain@3906: (byte)0x4e, (byte)0x75, (byte)0x6d, (byte)0x62, (byte)0x65, (byte)0x72, (byte)0x54,
fparain@3906: (byte)0x61, (byte)0x62, (byte)0x6c, (byte)0x65, (byte)0x01, (byte)0x00, (byte)0x04,
fparain@3906: (byte)0x6d, (byte)0x61, (byte)0x69, (byte)0x6e, (byte)0x01, (byte)0x00, (byte)0x16,
fparain@3906: (byte)0x28, (byte)0x5b, (byte)0x4c, (byte)0x6a, (byte)0x61, (byte)0x76, (byte)0x61,
fparain@3906: (byte)0x2f, (byte)0x6c, (byte)0x61, (byte)0x6e, (byte)0x67, (byte)0x2f, (byte)0x53,
fparain@3906: (byte)0x74, (byte)0x72, (byte)0x69, (byte)0x6e, (byte)0x67, (byte)0x3b, (byte)0x29,
fparain@3906: (byte)0x56, (byte)0x01, (byte)0x00, (byte)0x0a, (byte)0x53, (byte)0x6f, (byte)0x75,
fparain@3906: (byte)0x72, (byte)0x63, (byte)0x65, (byte)0x46, (byte)0x69, (byte)0x6c, (byte)0x65,
fparain@3906: (byte)0x01, (byte)0x00, (byte)0x0d, (byte)0x54, (byte)0x65, (byte)0x73, (byte)0x74,
fparain@3906: (byte)0x50, (byte)0x72, (byte)0x6f, (byte)0x67, (byte)0x2e, (byte)0x6a, (byte)0x61,
fparain@3906: (byte)0x76, (byte)0x61, (byte)0x0c, (byte)0x00, (byte)0x07, (byte)0x00, (byte)0x08,
fparain@3906: (byte)0x07, (byte)0x00, (byte)0x17, (byte)0x0c, (byte)0x00, (byte)0x18, (byte)0x00,
fparain@3906: (byte)0x19, (byte)0x01, (byte)0x00, (byte)0x34, (byte)0x54, (byte)0x65, (byte)0x73,
fparain@3906: (byte)0x74, (byte)0x20, (byte)0x70, (byte)0x72, (byte)0x6f, (byte)0x67, (byte)0x72,
fparain@3906: (byte)0x61, (byte)0x6d, (byte)0x20, (byte)0x66, (byte)0x6f, (byte)0x72, (byte)0x20,
fparain@3906: (byte)0x62, (byte)0x69, (byte)0x67, (byte)0x20, (byte)0x53, (byte)0x6f, (byte)0x75,
fparain@3906: (byte)0x72, (byte)0x63, (byte)0x65, (byte)0x44, (byte)0x65, (byte)0x62, (byte)0x75,
fparain@3906: (byte)0x67, (byte)0x45, (byte)0x78, (byte)0x74, (byte)0x65, (byte)0x6e, (byte)0x73,
fparain@3906: (byte)0x69, (byte)0x6f, (byte)0x6e, (byte)0x20, (byte)0x61, (byte)0x74, (byte)0x74,
fparain@3906: (byte)0x72, (byte)0x69, (byte)0x62, (byte)0x75, (byte)0x74, (byte)0x65, (byte)0x73,
fparain@3906: (byte)0x07, (byte)0x00, (byte)0x1a, (byte)0x0c, (byte)0x00, (byte)0x1b, (byte)0x00,
fparain@3906: (byte)0x1c, (byte)0x01, (byte)0x00, (byte)0x08, (byte)0x54, (byte)0x65, (byte)0x73,
fparain@3906: (byte)0x74, (byte)0x50, (byte)0x72, (byte)0x6f, (byte)0x67, (byte)0x01, (byte)0x00,
fparain@3906: (byte)0x10, (byte)0x6a, (byte)0x61, (byte)0x76, (byte)0x61, (byte)0x2f, (byte)0x6c,
fparain@3906: (byte)0x61, (byte)0x6e, (byte)0x67, (byte)0x2f, (byte)0x4f, (byte)0x62, (byte)0x6a,
fparain@3906: (byte)0x65, (byte)0x63, (byte)0x74, (byte)0x01, (byte)0x00, (byte)0x10, (byte)0x6a,
fparain@3906: (byte)0x61, (byte)0x76, (byte)0x61, (byte)0x2f, (byte)0x6c, (byte)0x61, (byte)0x6e,
fparain@3906: (byte)0x67, (byte)0x2f, (byte)0x53, (byte)0x79, (byte)0x73, (byte)0x74, (byte)0x65,
fparain@3906: (byte)0x6d, (byte)0x01, (byte)0x00, (byte)0x03, (byte)0x6f, (byte)0x75, (byte)0x74,
fparain@3906: (byte)0x01, (byte)0x00, (byte)0x15, (byte)0x4c, (byte)0x6a, (byte)0x61, (byte)0x76,
fparain@3906: (byte)0x61, (byte)0x2f, (byte)0x69, (byte)0x6f, (byte)0x2f, (byte)0x50, (byte)0x72,
fparain@3906: (byte)0x69, (byte)0x6e, (byte)0x74, (byte)0x53, (byte)0x74, (byte)0x72, (byte)0x65,
fparain@3906: (byte)0x61, (byte)0x6d, (byte)0x3b, (byte)0x01, (byte)0x00, (byte)0x13, (byte)0x6a,
fparain@3906: (byte)0x61, (byte)0x76, (byte)0x61, (byte)0x2f, (byte)0x69, (byte)0x6f, (byte)0x2f,
fparain@3906: (byte)0x50, (byte)0x72, (byte)0x69, (byte)0x6e, (byte)0x74, (byte)0x53, (byte)0x74,
fparain@3906: (byte)0x72, (byte)0x65, (byte)0x61, (byte)0x6d, (byte)0x01, (byte)0x00, (byte)0x07,
fparain@3906: (byte)0x70, (byte)0x72, (byte)0x69, (byte)0x6e, (byte)0x74, (byte)0x6c, (byte)0x6e,
fparain@3906: (byte)0x01, (byte)0x00, (byte)0x15, (byte)0x28, (byte)0x4c, (byte)0x6a, (byte)0x61,
fparain@3906: (byte)0x76, (byte)0x61, (byte)0x2f, (byte)0x6c, (byte)0x61, (byte)0x6e, (byte)0x67,
fparain@3906: (byte)0x2f, (byte)0x53, (byte)0x74, (byte)0x72, (byte)0x69, (byte)0x6e, (byte)0x67,
fparain@3906: (byte)0x3b, (byte)0x29, (byte)0x56, (byte)0x01, (byte)0x00, (byte)0x14, (byte)0x53,
fparain@3906: (byte)0x6f, (byte)0x75, (byte)0x72, (byte)0x63, (byte)0x65, (byte)0x44, (byte)0x65,
fparain@3906: (byte)0x62, (byte)0x75, (byte)0x67, (byte)0x45, (byte)0x78, (byte)0x74, (byte)0x65,
fparain@3906: (byte)0x6e, (byte)0x73, (byte)0x69, (byte)0x6f, (byte)0x6e, (byte)0x00, (byte)0x21,
fparain@3906: (byte)0x00, (byte)0x05, (byte)0x00, (byte)0x06, (byte)0x00, (byte)0x00, (byte)0x00,
fparain@3906: (byte)0x00, (byte)0x00, (byte)0x02, (byte)0x00, (byte)0x01, (byte)0x00, (byte)0x07,
fparain@3906: (byte)0x00, (byte)0x08, (byte)0x00, (byte)0x01, (byte)0x00, (byte)0x09, (byte)0x00,
fparain@3906: (byte)0x00, (byte)0x00, (byte)0x1d, (byte)0x00, (byte)0x01, (byte)0x00, (byte)0x01,
fparain@3906: (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x05, (byte)0x2a, (byte)0xb7, (byte)0x00,
fparain@3906: (byte)0x01, (byte)0xb1, (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x01, (byte)0x00,
fparain@3906: (byte)0x0a, (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x06, (byte)0x00, (byte)0x01,
fparain@3906: (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x01, (byte)0x00, (byte)0x09, (byte)0x00,
fparain@3906: (byte)0x0b, (byte)0x00, (byte)0x0c, (byte)0x00, (byte)0x01, (byte)0x00, (byte)0x09,
fparain@3906: (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x25, (byte)0x00, (byte)0x02, (byte)0x00,
fparain@3906: (byte)0x01, (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x09, (byte)0xb2, (byte)0x00,
fparain@3906: (byte)0x02, (byte)0x12, (byte)0x03, (byte)0xb6, (byte)0x00, (byte)0x04, (byte)0xb1,
fparain@3906: (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x01, (byte)0x00, (byte)0x0a, (byte)0x00,
fparain@3906: (byte)0x00, (byte)0x00, (byte)0x0a, (byte)0x00, (byte)0x02, (byte)0x00, (byte)0x00,
fparain@3906: (byte)0x00, (byte)0x03, (byte)0x00, (byte)0x08, (byte)0x00, (byte)0x04, (byte)0x00,
fparain@3906: (byte)0x02, (byte)0x00, (byte)0x0d, (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x02,
fparain@3906: (byte)0x00, (byte)0x0e, (byte)0x00, (byte)0x1d, (byte)0x00, (byte)0x01, (byte)0x09,
fparain@3906: (byte)0xa0
fparain@3906:   };
fparain@3906: 
fparain@3906:     public static void main(String[] args) throws Exception
fparain@3906:     {
fparain@3906:         try {
fparain@3906:             SourceDebugExtension loader = new SourceDebugExtension();
fparain@3906:             /* The test program creates a class file from the header
fparain@3906:              * stored above and adding the content of a SourceDebugExtension
fparain@3906:              * attribute made of the character 0x02 repeated 68000 times.
fparain@3906:              * This attribute doesn't follow the syntax specified in JSR 45
fparain@3906:              * but it's fine because this test just checks that the JVM is
fparain@3906:              * able to load a class file with a SourceDebugExtension
fparain@3906:              * attribute bigger than 64KB. The JVM doesn't try to
fparain@3906:              * parse the content of the attribute, this work is performed
fparain@3906:              * by the SA or external tools.
fparain@3906:              */
fparain@3906:             byte[] buf = new byte[header.length + attrSize];
fparain@3906:             for(int i=0; i<header.length; i++) {
fparain@3906:                 buf[i] = header[i];
fparain@3906:             }
fparain@3906:             for(int i=0; i<attrSize; i++) {
fparain@3906:                 buf[header.length+i] = (byte)0x02;
fparain@3906:             }
fparain@3906:             Class c = loader.defineClass("TestProg", buf, 0, buf.length);
fparain@3906:             System.out.println("Test PASSES");
fparain@3906:         } catch(Exception e) {
fparain@3906:             System.out.println("Test FAILS");
fparain@3906:         }
fparain@3906:     }
fparain@3906: }