mirror of
https://github.com/NationalSecurityAgency/ghidra.git
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2d3922d41f
Improve how golang interface methods are handled. Model the 'vtable' (runtime.itab) for a golang interface so each method declared by the interface gets a funcdef that specifies the method's params.
78 lines
2.9 KiB
Java
78 lines
2.9 KiB
Java
/* ###
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* IP: GHIDRA
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// Adds DWARF source file line number info to the current binary as EOL comments.
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// Note that you can run this script on a program that has already been analyzed by the
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// DWARF analyzer.
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//@category DWARF
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import java.io.IOException;
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import java.util.List;
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import ghidra.app.script.GhidraScript;
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import ghidra.app.util.bin.BinaryReader;
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import ghidra.app.util.bin.format.dwarf.*;
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import ghidra.app.util.bin.format.dwarf.line.DWARFLine.SourceFileAddr;
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import ghidra.app.util.bin.format.dwarf.sectionprovider.DWARFSectionProvider;
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import ghidra.app.util.bin.format.dwarf.sectionprovider.DWARFSectionProviderFactory;
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import ghidra.program.model.address.Address;
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import ghidra.program.model.listing.CommentType;
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import ghidra.util.Msg;
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import ghidra.util.exception.CancelledException;
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public class DWARFLineInfoCommentScript extends GhidraScript {
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@Override
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protected void run() throws Exception {
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DWARFSectionProvider dsp =
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DWARFSectionProviderFactory.createSectionProviderFor(currentProgram, monitor);
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if (dsp == null) {
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printerr("Unable to find DWARF information");
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return;
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}
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DWARFImportOptions importOptions = new DWARFImportOptions();
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try (DWARFProgram dprog = new DWARFProgram(currentProgram, importOptions, monitor, dsp)) {
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dprog.init(monitor);
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addSourceLineInfo(dprog);
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}
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}
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private void addSourceLineInfo(DWARFProgram dprog) throws CancelledException, IOException {
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BinaryReader reader = dprog.getDebugLineBR();
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if (reader == null) {
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return;
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}
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int count = 0;
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monitor.initialize(reader.length(), "DWARF Source Line Info");
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List<DWARFCompilationUnit> compUnits = dprog.getCompilationUnits();
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for (DWARFCompilationUnit cu : compUnits) {
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try {
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monitor.checkCancelled();
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monitor.setProgress(cu.getLine().getStartOffset());
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List<SourceFileAddr> allSFA = cu.getLine().getAllSourceFileAddrInfo(cu, reader);
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for (SourceFileAddr sfa : allSFA) {
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Address addr = dprog.getCodeAddress(sfa.address());
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DWARFUtil.appendComment(currentProgram, addr, CommentType.EOL, "",
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"%s:%d".formatted(sfa.fileName(), sfa.lineNum()), ";");
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count++;
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}
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}
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catch (IOException e) {
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Msg.error(this,
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"Failed to read DWARF line info for cu %d".formatted(cu.getUnitNumber()), e);
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}
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}
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println("Marked up " + count + " locations with source info");
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}
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}
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