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GP-6286 added check for empty array

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ghidra007
2026-01-06 17:22:02 +00:00
parent 03ce9a7ab8
commit d98aa6ffc3
1 changed files with 13 additions and 9 deletions
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Ghidra/Features/Decompiler/ghidra_scripts/classrecovery/RTTIWindowsClassRecoverer.java
+13 -9
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@@ -2381,19 +2381,23 @@ public class RTTIWindowsClassRecoverer extends RTTIClassRecoverer {
Map<Integer, Address> classOffsetToVftableMap = Map<Integer, Address> classOffsetToVftableMap =
recoveredClass.getClassOffsetToVftableMap(); recoveredClass.getClassOffsetToVftableMap();
Set<Integer> classVftableOffsets = classOffsetToVftableMap.keySet(); Set<Integer> classVftableOffsets = classOffsetToVftableMap.keySet();
List<Integer> sortedOffsets = new ArrayList<Integer>(classVftableOffsets);
Collections.sort(sortedOffsets);
Integer offset = sortedOffsets.get(0); if (!classVftableOffsets.isEmpty()) {
Address vftableAddress = classOffsetToVftableMap.get(offset); List<Integer> sortedOffsets = new ArrayList<Integer>(classVftableOffsets);
Collections.sort(sortedOffsets);
DataType classVftablePointer = vfPointerDataTypes.get(vftableAddress); Integer offset = sortedOffsets.get(0);
// if it fits at offset or is at the end and class structure can be grown, Address vftableAddress = classOffsetToVftableMap.get(offset);
// copy the whole baseClass structure to the class Structure at the given offset
EditStructureUtils.addDataTypeToStructure(classStructureDataType, offset.intValue(), DataType classVftablePointer = vfPointerDataTypes.get(vftableAddress);
classVftablePointer, CLASS_VTABLE_PTR_FIELD_EXT, monitor);
// if it fits at offset or is at the end and class structure can be grown,
// copy the whole baseClass structure to the class Structure at the given offset
EditStructureUtils.addDataTypeToStructure(classStructureDataType, offset.intValue(),
classVftablePointer, CLASS_VTABLE_PTR_FIELD_EXT, monitor);
}
} }
// add the vbtable structure for single inheritance/virt parent case // add the vbtable structure for single inheritance/virt parent case