Added virtual port
Currently incomplete in that virtual port is not generic. The
vport create command explicitly specifies q-in-q. This is to
avoid some issues with loxi currently.
diff --git a/openflow_input/bsn_vport b/openflow_input/bsn_vport
new file mode 100644
index 0000000..f23219d
--- /dev/null
+++ b/openflow_input/bsn_vport
@@ -0,0 +1,89 @@
+// Copyright 2013, Big Switch Networks, Inc.
+//
+// LoxiGen is licensed under the Eclipse Public License, version 1.0 (EPL), with
+// the following special exception:
+//
+// LOXI Exception
+//
+// As a special exception to the terms of the EPL, you may distribute libraries
+// generated by LoxiGen (LoxiGen Libraries) under the terms of your choice, provided
+// that copyright and licensing notices generated by LoxiGen are not altered or removed
+// from the LoxiGen Libraries and the notice provided below is (i) included in
+// the LoxiGen Libraries, if distributed in source code form and (ii) included in any
+// documentation for the LoxiGen Libraries, if distributed in binary form.
+//
+// Notice: "Copyright 2013, Big Switch Networks, Inc. This library was generated by the LoxiGen Compiler."
+//
+// You may not use this file except in compliance with the EPL or LOXI Exception. You may obtain
+// a copy of the EPL at:
+//
+// http://www.eclipse.org/legal/epl-v10.html
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+// EPL for the specific language governing permissions and limitations
+// under the EPL.
+
+#version any
+
+// BSN Virtual port object header
+// FIXME For now, inheritance is not exercised. See below.
+struct ofp_bsn_vport {
+ uint16_t type; /* Discriminate virtual port type */
+ uint16_t length; /* Length in bytes of this structure with this header */
+ /* Remainder of data is specific to the port type */
+};
+
+
+// When the ingress or egress VID has this value, no outer tag should be used.
+// In this case, the corresponding TPID is ignored.
+// #define OF_BSN_VPORT_Q_IN_Q_UNTAGGED 0xffff
+
+// Q-in-Q virtual port specification
+
+struct of_bsn_vport_q_in_q {
+ uint16_t type; /* 0 */
+ uint16_t length; /* 16 */
+ uint32_t port_no; /* OF port number of parent; usually phys port */
+ uint16_t ingress_tpid;
+ uint16_t ingress_vlan_id;
+ uint16_t egress_tpid;
+ uint16_t egress_vlan_id;
+};
+
+// Request from controller to switch to create vport
+struct ofp_bsn_virtual_port_create_request {
+ uint8_t version;
+ uint8_t type;
+ uint16_t length;
+ uint32_t xid;
+ uint32_t experimenter; // OF_EXPERIMENTER_ID_BSN
+ uint32_t subtype; // BSN_VIRTUAL_PORT_CREATE_REQUEST
+ // FIXME This should be an instance of the inheritance superclass
+ of_bsn_vport_q_in_q_t vport; // Description of vport to create
+ // Additional data follows depending on header type
+};
+
+// Reply from switch to controller indicating port number created
+// vport_no must be 16 bits to be compatible with 1.0
+struct ofp_bsn_virtual_port_create_reply {
+ uint8_t version;
+ uint8_t type;
+ uint16_t length;
+ uint32_t xid; // Must match create_request
+ uint32_t experimenter; // OF_EXPERIMENTER_ID_BSN
+ uint32_t subtype; // BSN_VIRTUAL_PORT_CREATE_REPLY
+ uint32_t vport_no; // The OF port number created. 16-bits for OF 1.0
+};
+
+// Request from controller to switch to remove a vport
+struct ofp_bsn_virtual_port_remove {
+ uint8_t version;
+ uint8_t type;
+ uint16_t length;
+ uint32_t xid;
+ uint32_t experimenter; // OF_EXPERIMENTER_ID_BSN
+ uint32_t subtype; // BSN_VIRTUAL_PORT_REMOVE
+ uint32_t vport_no; // The OF port number to be removed
+};