1 /*
   2  * Copyright (c) 2000, 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.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 package sun.jvm.hotspot.debugger.win32.coff;
  26 
  27 public class TestParser {
  28   public static void main(String[] args) {
  29     if (args.length != 1) {
  30       System.err.println("usage: java TestParser [file name]");
  31       System.err.println("File name may be an .exe, .dll or .obj");
  32       System.exit(1);
  33     }
  34 
  35     try {
  36       COFFFile file = COFFFileParser.getParser().parse(args[0]);
  37       if (file.isImage()) {
  38         System.out.println("PE Image detected.");
  39       } else {
  40         System.out.println("PE Image NOT detected, assuming object file.");
  41       }
  42       COFFHeader header = file.getHeader();
  43       int numSections = header.getNumberOfSections();
  44       System.out.println(numSections + " sections detected.");
  45       for (int i = 0; i < numSections; i++) {
  46         SectionHeader secHeader = header.getSectionHeader(1 + i);
  47         System.out.println(secHeader.getName());
  48       }
  49 
  50       // FIXME: the DLL exports are not contained in the COFF symbol
  51       // table. Instead, they are in the Export Table, one of the
  52       // Optional Header Data Directories available from the Optional
  53       // Header. Must implement that next.
  54 
  55       /*
  56       int numSymbols = header.getNumberOfSymbols();
  57       System.out.println(numSymbols + " symbols detected.");
  58       System.out.println("Symbol dump:");
  59       for (int i = 0; i < header.getNumberOfSymbols(); i++) {
  60         COFFSymbol sym = header.getCOFFSymbol(i);
  61         System.out.println("  " + sym.getName());
  62       }
  63       */
  64 
  65       // OK, let's give the exported symbols a shot
  66       OptionalHeader optHdr = header.getOptionalHeader();
  67       OptionalHeaderDataDirectories ddirs = optHdr.getDataDirectories();
  68       ExportDirectoryTable exports = ddirs.getExportDirectoryTable();
  69       System.out.println("Export flags (should be 0): " + exports.getExportFlags());
  70       System.out.println("DLL name (from export directory table): " +
  71                          exports.getDLLName());
  72       int numSymbols = exports.getNumberOfNamePointers();
  73       System.out.println(numSymbols + " exported symbols detected:");
  74       for (int i = 0; i < numSymbols; i++) {
  75         System.out.println("  " + exports.getExportName(i));
  76       }
  77     } catch (Exception e) {
  78       e.printStackTrace();
  79     }
  80   }
  81 }