DescriptorCluster: Include attribute for ClientList

Author: kedars

matter/src/data_model/system_model/descriptor.rs

@@ -67,6 +67,12 @@ impl DescriptorCluster {
                 Access::RV,
                 Quality::NONE,
             )?,
+            Attribute::new(
+                Attributes::ClientList as u16,
+                AttrValue::Custom,
+                Access::RV,
+                Quality::NONE,
+            )?,
         ];
         c.base.add_attributes(&attrs[..])?;
         Ok(c)
@@ -124,6 +130,12 @@ impl DescriptorCluster {
         }
         let _ = tw.end_container();
     }
+
+    fn encode_client_list(&self, tag: TagType, tw: &mut TLVWriter) {
+        // No Clients supported
+        let _ = tw.start_array(tag);
+        let _ = tw.end_container();
+    }
 }
 
 impl ClusterType for DescriptorCluster {
@@ -145,6 +157,9 @@ impl ClusterType for DescriptorCluster {
             Some(Attributes::PartsList) => encoder.encode(EncodeValue::Closure(&|tag, tw| {
                 self.encode_parts_list(tag, tw)
             })),
+            Some(Attributes::ClientList) => encoder.encode(EncodeValue::Closure(&|tag, tw| {
+                self.encode_client_list(tag, tw)
+            })),
             _ => {
                 error!("Attribute not supported: this shouldn't happen");
             }