Working on probe: drv_call_function now returns a string

Source/Integration/LockedWrapper.cpp

@@ -50,6 +50,13 @@ IdView FlxLockedWrapper::GetNear(int64 id, double rx, double ry, double rz) {
 	return IdView(data, size);
 }
 
+std::string_view FlxLockedWrapper::PlayCallFunction(InvocationKind kind, int64 place, std::string_view datapk) {
+	uint32_t retpklen;
+	const char *retpk;
+	Lockable.Wrapper.play_call_function(Get(), kind, place, datapk.size(), datapk.data(), &retpklen, &retpk);
+	return std::string_view(retpk, retpklen);
+}
+
 StringViewVec FlxLockedWrapper::GetAnimationQueues(IdView ids) {
 	// How many animation queues are we fetching?
 	int num = ids.Num();