Fix 'is_fixed_size' for ROS 2 services (ros2#76)

Signed-off-by: Simon Hoinkis <[email protected]>
ApexAI · Jan 5, 2023 · 7db68cb · 7db68cb
1 parent 146ada8
commit 7db68cb
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/rmw_iceoryx_cpp/src/internal/iceoryx_type_info_introspection.cpp b/rmw_iceoryx_cpp/src/internal/iceoryx_type_info_introspection.cpp
@@ -232,12 +232,12 @@ bool iceoryx_is_fixed_size(const rosidl_service_type_support_t * type_supports)
 
   if (ts.first == TypeSupportLanguage::CPP) {
     auto members =
-      static_cast<const rosidl_typesupport_introspection_cpp::MessageMembers *>(ts.second->data);
-    return details_cpp::is_fixed_size(members);
+      static_cast<const rosidl_typesupport_introspection_cpp::ServiceMembers *>(ts.second->data);
+    return details_cpp::is_fixed_size(members->request_members_) && details_cpp::is_fixed_size(members->response_members_);
   } else if (ts.first == TypeSupportLanguage::C) {
     auto members =
-      static_cast<const rosidl_typesupport_introspection_c__MessageMembers *>(ts.second->data);
-    return details_c::is_fixed_size(members);
+      static_cast<const rosidl_typesupport_introspection_c__ServiceMembers *>(ts.second->data);
+    return details_c::is_fixed_size(members->request_members_) && details_c::is_fixed_size(members->response_members_);
   }
   // Something went wrong
   return false;