Added iid_is support.

Author: tyranid

NtApiDotNet/Ndr/IdlNdrFormatterInternal.cs

@@ -363,6 +363,11 @@ private void GetParameter(NdrFormatterContextEntry<NdrProcedureParameter> entry,
             {
                 ApplyCorrelation("switch_is", entry, entries, union_type.Correlation);
             }
+
+            if (type is NdrInterfacePointerTypeReference interface_ptr && !interface_ptr.IsConstant)
+            {
+                ApplyCorrelation("iid_is", entry, entries, interface_ptr.IidIsDescriptor);
+            }
         }
 
         private string FormatParameter(NdrFormatterContextEntry<NdrProcedureParameter> entry)
@@ -386,6 +391,11 @@ private void PopulateMember(NdrFormatterContextEntry<NdrStructureMember> entry,
             {
                 ApplyCorrelation("switch_is", entry, entries, union_type.Correlation);
             }
+
+            if (entry.Entry.MemberType is NdrInterfacePointerTypeReference interface_ptr && !interface_ptr.IsConstant)
+            {
+                ApplyCorrelation("iid_is", entry, entries, interface_ptr.IidIsDescriptor);
+            }
         }
 
         private void FormatNonEncapsulatedUnion(NdrStringBuilder builder, NdrUnionTypeReference type)