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Rich Lane79125bc2014-04-14 15:56:54 -07001// Copyright 2014, Big Switch Networks, Inc.
2//
3// LoxiGen is licensed under the Eclipse Public License, version 1.0 (EPL), with
4// the following special exception:
5//
6// LOXI Exception
7//
8// As a special exception to the terms of the EPL, you may distribute libraries
9// generated by LoxiGen (LoxiGen Libraries) under the terms of your choice, provided
10// that copyright and licensing notices generated by LoxiGen are not altered or removed
11// from the LoxiGen Libraries and the notice provided below is (i) included in
12// the LoxiGen Libraries, if distributed in source code form and (ii) included in any
13// documentation for the LoxiGen Libraries, if distributed in binary form.
14//
15// Notice: "Copyright 2014, Big Switch Networks, Inc. This library was generated by the LoxiGen Compiler."
16//
17// You may not use this file except in compliance with the EPL or LOXI Exception. You may obtain
18// a copy of the EPL at:
19//
20// http://www.eclipse.org/legal/epl-v10.html
21//
22// Unless required by applicable law or agreed to in writing, software
23// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
24// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
25// EPL for the specific language governing permissions and limitations
26// under the EPL.
27
28#version 4
29
30// In a realistic switch pipeline there are multiple reasons a given packet
31// should be sent to the controller. The packet-in reason field is only 8 bits,
32// so we use the metadata OXM to carry this information.
33
34enum ofp_bsn_pktin_flag(wire_type=uint64, bitmask=True) {
35 OFP_BSN_PKTIN_FLAG_PDU = 0x1,
36 OFP_BSN_PKTIN_FLAG_NEW_HOST = 0x2,
37 OFP_BSN_PKTIN_FLAG_STATION_MOVE = 0x4,
38 OFP_BSN_PKTIN_FLAG_ARP = 0x8,
39 OFP_BSN_PKTIN_FLAG_DHCP = 0x10,
40 OFP_BSN_PKTIN_FLAG_L2_CPU = 0x20,
41 OFP_BSN_PKTIN_FLAG_DEBUG = 0x40,
42 OFP_BSN_PKTIN_FLAG_TTL_EXPIRED = 0x80,
43 OFP_BSN_PKTIN_FLAG_L3_MISS = 0x100,
44 OFP_BSN_PKTIN_FLAG_L3_CPU = 0x200,
45};