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Code Issues Releases Wiki Activity

GP-5792 parse DWARF .debug_macro sections

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James 2025-07-14 14:18:46 +00:00 • committed by dev747368
parent 70e28cf706
commit c3c09f2f17
19 changed files with 947 additions and 15 deletions
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Ghidra/Features/Base/ghidra_scripts/DWARFMacroScript.java Normal file
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/* ###
* IP: GHIDRA
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// Parses the .debug_macro section of a file with DWARF debug info (version 5+) and
// prints the result to the ghidra console.
// @category DWARF
import java.io.IOException;
import ghidra.app.script.GhidraScript;
import ghidra.app.util.bin.format.dwarf.*;
import ghidra.app.util.bin.format.dwarf.macro.DWARFMacroHeader;
import ghidra.app.util.bin.format.dwarf.macro.entry.*;
import ghidra.app.util.bin.format.dwarf.sectionprovider.DWARFSectionProvider;
import ghidra.app.util.bin.format.dwarf.sectionprovider.DWARFSectionProviderFactory;
public class DWARFMacroScript extends GhidraScript {
@Override
protected void run() throws Exception {
DWARFSectionProvider dsp =
DWARFSectionProviderFactory.createSectionProviderFor(currentProgram, monitor);
if (dsp == null) {
printerr("Unable to find DWARF information");
return;
}
try (DWARFProgram dprog =
new DWARFProgram(currentProgram, new DWARFImportOptions(), monitor, dsp)) {
dprog.init(monitor);
for (DWARFCompilationUnit cu : dprog.getCompilationUnits()) {
dumpMacros(cu.getMacros(), 0);
}
}
}
void dumpMacros(DWARFMacroHeader macroHeader, int indent) throws IOException {
for (DWARFMacroInfoEntry macroEntry : macroHeader.getEntries()) {
print(macroEntry.toString().indent(indent));
switch (macroEntry) {
case DWARFMacroImport macroImport:
dumpMacros(macroImport.getImportedMacroHeader(), indent + 2);
break;
case DWARFMacroStartFile macroStartFile:
indent += 2;
break;
case DWARFMacroEndFile macroEndFile:
indent -= 2;
break;
default:
}
}
}
}