add ether_type to Ether_Frame

src/controller.rs

@@ -34,6 +34,9 @@ impl<OME: OfpMsgEvent> ControllerFrame<OME> for Controller<OME> {
 
         let mac_dst = pkt.mac_des;
         let mac_src = pkt.mac_src;
+
+        // if pkt.
+
         let out_port = self.mac_to_port.get(&mac_dst);
         match out_port {
             Some(p) => {

src/etherparser/ether_type.rs

@@ -12,4 +12,26 @@ pub enum EtherType {
     IEEE802_3 = 0x05dc,
     CFM = 0x8902,
     NSH = 0x894f,
+    Unparsable = 0xffff,
+}
+
+impl EtherType {
+    pub fn parse(ether: u16) -> EtherType {
+        match ether {
+            tp if tp == EtherType::IP as u16 => EtherType::IP,
+            tp if tp == EtherType::ARP as u16 => EtherType::ARP,
+            tp if tp == EtherType::TEB as u16 => EtherType::TEB,
+            tp if tp == EtherType::VLAN as u16 => EtherType::VLAN,
+            tp if tp == EtherType::IPV6 as u16 => EtherType::IPV6,
+            tp if tp == EtherType::SLOW as u16 => EtherType::SLOW,
+            tp if tp == EtherType::MPLS as u16 => EtherType::MPLS,
+            tp if tp == EtherType::SVLAN as u16 => EtherType::SVLAN,
+            tp if tp == EtherType::LLDP as u16 => EtherType::LLDP,
+            tp if tp == EtherType::PBB as u16 => EtherType::PBB,
+            tp if tp == EtherType::IEEE802_3 as u16 => EtherType::IEEE802_3,
+            tp if tp == EtherType::CFM as u16 => EtherType::CFM,
+            tp if tp == EtherType::NSH as u16 => EtherType::NSH,
+            _ => EtherType::Unparsable,
+        }
+    }
 }

src/etherparser/ethernet.rs

@@ -9,6 +9,7 @@ use super::{
 };
 
 pub struct EthernetFrame {
+    pub ether_type: EtherType,
     pub mac_des: u64,
     pub mac_src: u64,
     pub vlan_pcp: u8,
@@ -60,6 +61,7 @@ impl EthernetFrame {
             _ => Network::Unparsable(typ, bytes.fill_buf().unwrap().to_vec()),
         };
         EthernetFrame {
+            ether_type: EtherType::parse(typ),
             mac_des: mac_to_bytes(mac_des),
             mac_src: mac_to_bytes(mac_src),
             vlan_pcp,