| /******************************************************************************* |
| * Copyright (c) 2010 Nokia and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Nokia - Initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.cdt.debug.edc.internal.arm; |
| |
| import java.io.IOException; |
| import java.util.Collections; |
| import java.util.Set; |
| import java.util.TreeSet; |
| |
| import org.eclipse.cdt.core.IAddress; |
| import org.eclipse.cdt.debug.edc.internal.symbols.elf.Elf; |
| import org.eclipse.cdt.debug.edc.internal.symbols.files.ElfExecutableSymbolicsReader; |
| import org.eclipse.core.runtime.IPath; |
| |
| /** |
| * This class handles reading ELF files for the purposes of detecting symbolics. |
| */ |
| public class ARMElfExecutableSymbolicsReader extends ElfExecutableSymbolicsReader { |
| protected boolean isLE; |
| |
| public ARMElfExecutableSymbolicsReader(IPath binaryFile, Elf elf) throws IOException { |
| super(binaryFile, elf); |
| } |
| |
| protected void readSymbols(Elf elfFile) throws IOException { |
| // load the symbol table |
| elfFile.loadSymbols(); |
| Set<IAddress> symbolAddressSet = new TreeSet<IAddress>(); |
| |
| for (Elf.Symbol symbol : elfFile.getSymtabSymbols()) { |
| String name = symbol.toString(); |
| // Multiple symbol entries for the same address are generated. |
| // Do not add duplicate symbols with 0 size to the list since it confuses |
| // debugger |
| if (name.length() > 0) { |
| if (symbol.st_size != 0 || !symbolAddressSet.contains(symbol.st_value)) { |
| // need to get rid of labels with size 0 |
| if (symbol.st_size != 0 || !name.startsWith("|")) { |
| symbols.add(new ARMSymbol(symbol.toString(), symbol.st_value, symbol.st_size)); |
| symbolAddressSet.add(symbol.st_value); |
| } |
| } |
| } |
| } |
| |
| // now sort it by address for faster lookups |
| Collections.sort(symbols); |
| } |
| } |