Candidate release of source code.

Ghidra/Features/Base/ghidra_scripts/RemoveDeletedOverlayReferences.java

@@ -0,0 +1,56 @@
+/* ###
+ * IP: GHIDRA
+ * REVIEWED: YES
+ *
+ * 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.
+ */
+//Removes left over references from deleted overlays.
+//@category Update
+
+import java.util.ArrayList;
+import java.util.List;
+
+import ghidra.app.script.GhidraScript;
+import ghidra.program.model.address.*;
+import ghidra.program.model.symbol.*;
+
+
+public class RemoveDeletedOverlayReferences extends GhidraScript {
+
+	@Override
+	public void run() throws Exception {
+		ReferenceManager refMgr = currentProgram.getReferenceManager();
+		AddressIterator it = refMgr.getReferenceDestinationIterator(currentProgram.getMinAddress(), true);
+		int totalRefs = 0;
+		int totalDeletedRefs = 0;
+		List<Reference> badRefs = new ArrayList<Reference>();
+		while(it.hasNext()) {
+			Address address = it.next();
+			ReferenceIterator refIter = refMgr.getReferencesTo(address);
+			while(refIter.hasNext()) {
+				Reference ref = refIter.next();
+				totalRefs++;
+				if (ref.getFromAddress().getAddressSpace().getType() == AddressSpace.TYPE_DELETED) {
+					totalDeletedRefs++;
+					badRefs.add(ref);
+				}
+			}
+		}
+		for (Reference reference : badRefs) {
+			refMgr.delete(reference);
+		}
+		this.println("total refs = "+totalRefs+",  deleted refs = "+totalDeletedRefs);
+		
+	}
+
+}