1 /* Copyright (c) 2008, 2011 The Board of Trustees of The Leland Stanford
4 * We are making the OpenFlow specification and associated documentation
5 * (Software) available for public use and benefit with the expectation
6 * that others will use, modify and enhance the Software and contribute
7 * those enhancements back to the community. However, since we would
8 * like to make the Software available for broadest use, with as few
9 * restrictions as possible permission is hereby granted, free of
10 * charge, to any person obtaining a copy of this Software to deal in
11 * the Software under the copyrights without restriction, including
12 * without limitation the rights to use, copy, modify, merge, publish,
13 * distribute, sublicense, and/or sell copies of the Software, and to
14 * permit persons to whom the Software is furnished to do so, subject to
15 * the following conditions:
17 * The above copyright notice and this permission notice shall be
18 * included in all copies or substantial portions of the Software.
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
24 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
25 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
26 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
29 * The name and trademarks of copyright holder(s) may NOT be used in
30 * advertising or publicity pertaining to the Software or any
31 * derivatives without specific, written prior permission.
35 * Copyright (c) 2008, 2009, 2010, 2011 Nicira Networks.
37 * Licensed under the Apache License, Version 2.0 (the "License");
38 * you may not use this file except in compliance with the License.
39 * You may obtain a copy of the License at:
41 * http://www.apache.org/licenses/LICENSE-2.0
43 * Unless required by applicable law or agreed to in writing, software
44 * distributed under the License is distributed on an "AS IS" BASIS,
45 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
46 * See the License for the specific language governing permissions and
47 * limitations under the License.
50 #ifndef OPENFLOW_COMMON_H
51 #define OPENFLOW_COMMON_H 1
53 #include "openvswitch/types.h"
56 #define OFP_ASSERT(EXPR) /* SWIG can't handle OFP_ASSERT. */
57 #elif !defined(__cplusplus)
58 /* Build-time assertion for use in a declaration context. */
59 #define OFP_ASSERT(EXPR) \
60 extern int (*build_assert(void))[ sizeof(struct { \
61 unsigned int build_assert_failed : (EXPR) ? 1 : -1; })]
62 #else /* __cplusplus */
63 #include <boost/static_assert.hpp>
64 #define OFP_ASSERT BOOST_STATIC_ASSERT
65 #endif /* __cplusplus */
68 * Non-experimental versions released: 0x01 0x02
69 * Experimental versions released: 0x81 -- 0x99
71 /* The most significant bit being set in the version field indicates an
72 * experimental OpenFlow version.
74 #define OFP10_VERSION 0x01
75 #define OFP11_VERSION 0x02
77 #define OFP_MAX_TABLE_NAME_LEN 32
78 #define OFP_MAX_PORT_NAME_LEN 16
80 #define OFP_TCP_PORT 6633
81 #define OFP_SSL_PORT 6633
83 #define OFP_ETH_ALEN 6 /* Bytes in an Ethernet address. */
85 /* Common OpenFlow message types. */
87 /* Immutable messages. */
88 OFPT_HELLO, /* Symmetric message */
89 OFPT_ERROR, /* Symmetric message */
90 OFPT_ECHO_REQUEST, /* Symmetric message */
91 OFPT_ECHO_REPLY, /* Symmetric message */
92 OFPT_VENDOR, /* Symmetric message */
94 /* Switch configuration messages. */
95 OFPT_FEATURES_REQUEST, /* Controller/switch message */
96 OFPT_FEATURES_REPLY, /* Controller/switch message */
97 OFPT_GET_CONFIG_REQUEST, /* Controller/switch message */
98 OFPT_GET_CONFIG_REPLY, /* Controller/switch message */
99 OFPT_SET_CONFIG, /* Controller/switch message */
101 /* Asynchronous messages. */
102 OFPT_PACKET_IN, /* Async message */
103 OFPT_FLOW_REMOVED, /* Async message */
104 OFPT_PORT_STATUS, /* Async message */
107 #endif /* openflow/openflow-common.h */