add switch_fatures to controller13

src/example/ctrl13.rs

@@ -30,6 +30,24 @@ impl ControllerFrame13 for Controller13 {
     /**
      * Start here for handle packetIn message.
      */
+    fn switch_features_handler(
+        &self,
+        xid: u32,
+        features_reply: ofp13::FeaturesReplyEvent,
+        stream: &mut TcpStream,
+    ) {
+        let matchs = MatchFields::match_all();
+        let actions = vec![Action::Oputput(ofp13::PseudoPort::Controller(!0))];
+        self.add_flow(
+            xid,
+            0,
+            matchs,
+            &actions,
+            features_reply.n_tables,
+            Some(features_reply.n_buffers),
+            stream,
+        )
+    }
     fn packet_in_handler(&mut self, xid: u32, packetin: PacketInEvent, stream: &mut TcpStream) {
         let pkt = match packetin.ether_parse() {
             Ok(pkt) => pkt,

src/openflow/ofp13/events/features_reply.rs

-use std::io::{Cursor, Error};
+use std::io::{BufRead, Cursor, Error};
 
 use byteorder::{BigEndian, ReadBytesExt};
 
@@ -19,6 +19,7 @@ impl FeaturesReplyEvent {
         let n_buffers = bytes.read_u32::<BigEndian>()?;
         let n_tables = bytes.read_u8()?;
         let auxiliary = bytes.read_u8()?;
+        bytes.consume(2);
         let capabilities: Capabilities = bytes.read_u32::<BigEndian>()?.into();
         let reserved = bytes.read_u32::<BigEndian>()?;
         Ok(Self {