Fix no tid for external symbol with internal reference (#120)

ghidra/p_code_extractor/PcodeExtractor.java

@@ -75,7 +75,14 @@ public class PcodeExtractor extends GhidraScript {
     protected Term<Program> iterateFunctions(SimpleBlockModel simpleBM, Listing listing, Term<Program> program) {
         FunctionIterator functions = HelperFunctions.funcMan.getFunctions(true);
         for (Function func : functions) {
-            if (!ExternSymbolCreator.externalSymbolMap.containsKey(func.getName())){
+            if(ExternSymbolCreator.externalSymbolMap.containsKey(func.getName())) {
+                ArrayList<String> addresses = ExternSymbolCreator.externalSymbolMap.get(func.getName()).getAddresses();
+                if(!addresses.stream().anyMatch(addr -> addr.equals(func.getEntryPoint().toString()))) {
+                    Term<Sub> currentSub = TermCreator.createSubTerm(func);
+                    currentSub.getTerm().setBlocks(iterateBlocks(currentSub, simpleBM, listing));
+                    program.getTerm().addSub(currentSub);
+                }
+            } else {
                 Term<Sub> currentSub = TermCreator.createSubTerm(func);
                 currentSub.getTerm().setBlocks(iterateBlocks(currentSub, simpleBM, listing));
                 program.getTerm().addSub(currentSub);

ghidra/p_code_extractor/internal/HelperFunctions.java

@@ -166,7 +166,7 @@ public final class HelperFunctions {
      */
     public static Boolean notInReferences(Function func) {
         for(Function calling : func.getCallingFunctions(monitor)) {
-            if(calling.getName().equals(func.getName())) {
+            if(calling.getName().equals(func.getName()) && calling.isThunk()) {
                 return false;
             }
         }