1 /* Copyright (c) 2008, 2014 The Board of Trustees of The Leland Stanford
3 * Copyright (c) 2011, 2014 Open Networking Foundation
5 * We are making the OpenFlow specification and associated documentation
6 * (Software) available for public use and benefit with the expectation
7 * that others will use, modify and enhance the Software and contribute
8 * those enhancements back to the community. However, since we would
9 * like to make the Software available for broadest use, with as few
10 * restrictions as possible permission is hereby granted, free of
11 * charge, to any person obtaining a copy of this Software to deal in
12 * the Software under the copyrights without restriction, including
13 * without limitation the rights to use, copy, modify, merge, publish,
14 * distribute, sublicense, and/or sell copies of the Software, and to
15 * permit persons to whom the Software is furnished to do so, subject to
16 * the following conditions:
18 * The above copyright notice and this permission notice shall be
19 * included in all copies or substantial portions of the Software.
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
22 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
23 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
24 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
25 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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27 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * The name and trademarks of copyright holder(s) may NOT be used in
31 * advertising or publicity pertaining to the Software or any
32 * derivatives without specific, written prior permission.
35 /* OpenFlow: protocol between controller and datapath. */
38 #define OPENFLOW_15_H 1
40 #include <openflow/openflow-common.h>
43 enum ofp15_group_mod_command {
44 /* Present since OpenFlow 1.1 - 1.4 */
45 OFPGC15_ADD = 0, /* New group. */
46 OFPGC15_MODIFY = 1, /* Modify all matching groups. */
47 OFPGC15_DELETE = 2, /* Delete all matching groups. */
49 /* New in OpenFlow 1.5 */
50 OFPGC15_INSERT_BUCKET = 3,/* Insert action buckets to the already available
51 list of action buckets in a matching group */
52 OFPGC15_REMOVE_BUCKET = 5,/* Remove all action buckets or any specific
53 action bucket from matching group */
56 /* Group bucket property types. */
57 enum ofp15_group_bucket_prop_type {
58 OFPGBPT15_WEIGHT = 0, /* Select groups only. */
59 OFPGBPT15_WATCH_PORT = 1, /* Fast failover groups only. */
60 OFPGBPT15_WATCH_GROUP = 2, /* Fast failover groups only. */
61 OFPGBPT15_EXPERIMENTER = 0xFFFF, /* Experimenter defined. */
64 /* Group bucket weight property, for select groups only. */
65 struct ofp15_group_bucket_prop_weight {
66 ovs_be16 type; /* OFPGBPT15_WEIGHT. */
67 ovs_be16 length; /* 8. */
68 ovs_be16 weight; /* Relative weight of bucket. */
69 uint8_t pad[2]; /* Pad to 64 bits. */
71 OFP_ASSERT(sizeof(struct ofp15_group_bucket_prop_weight) == 8);
73 /* Group bucket watch port or watch group property, for fast failover groups
75 struct ofp15_group_bucket_prop_watch {
76 ovs_be16 type; /* OFPGBPT15_WATCH_PORT or OFPGBPT15_WATCH_GROUP. */
77 ovs_be16 length; /* 8. */
78 ovs_be32 watch; /* The port or the group. */
80 OFP_ASSERT(sizeof(struct ofp15_group_bucket_prop_watch) == 8);
82 /* Bucket for use in groups. */
84 ovs_be16 len; /* Length the bucket in bytes, including
85 this header and any padding to make it
87 ovs_be16 actions_len; /* Length of all actions in bytes. */
88 ovs_be32 bucket_id; /* Bucket Id used to identify bucket*/
89 /* Followed by exactly len - 8 bytes of group bucket properties. */
91 * - Exactly 'actions_len' bytes containing an array of
92 * struct ofp_action_*.
93 * - Zero or more bytes of group bucket properties to fill out the
94 * overall length in header.length. */
96 OFP_ASSERT(sizeof(struct ofp15_bucket) == 8);
98 /* Bucket Id can be any value between 0 and OFPG_BUCKET_MAX */
99 enum ofp15_group_bucket {
100 OFPG15_BUCKET_MAX = 0xffffff00, /* Last usable bucket ID */
101 OFPG15_BUCKET_FIRST = 0xfffffffd, /* First bucket ID in the list of action
102 buckets of a group. This is applicable
103 for OFPGC15_INSERT_BUCKET and
104 OFPGC15_REMOVE_BUCKET commands */
105 OFPG15_BUCKET_LAST = 0xfffffffe, /* Last bucket ID in the list of action
106 buckets of a group. This is applicable
107 for OFPGC15_INSERT_BUCKET and
108 OFPGC15_REMOVE_BUCKET commands */
109 OFPG15_BUCKET_ALL = 0xffffffff /* All action buckets in a group,
110 This is applicable for
111 only OFPGC15_REMOVE_BUCKET command */
114 /* Group property types. */
115 enum ofp_group_prop_type {
116 OFPGPT15_EXPERIMENTER = 0xFFFF, /* Experimenter defined. */
119 /* Group setup and teardown (controller -> datapath). */
120 struct ofp15_group_mod {
121 ovs_be16 command; /* One of OFPGC15_*. */
122 uint8_t type; /* One of OFPGT11_*. */
123 uint8_t pad; /* Pad to 64 bits. */
124 ovs_be32 group_id; /* Group identifier. */
125 ovs_be16 bucket_list_len; /* Length of action buckets data. */
126 uint8_t pad1[2]; /* Pad to 64 bits. */
127 ovs_be32 command_bucket_id; /* Bucket Id used as part of
128 * OFPGC15_INSERT_BUCKET and
129 * OFPGC15_REMOVE_BUCKET commands
132 * - Exactly 'bucket_list_len' bytes containing an array of
133 * struct ofp15_bucket.
134 * - Zero or more bytes of group properties to fill out the overall
135 * length in header.length. */
137 OFP_ASSERT(sizeof(struct ofp15_group_mod) == 16);
139 /* Body of reply to OFPMP_GROUP_DESC request. */
140 struct ofp15_group_desc_stats {
141 ovs_be16 length; /* Length of this entry. */
142 uint8_t type; /* One of OFPGT11_*. */
143 uint8_t pad; /* Pad to 64 bits. */
144 ovs_be32 group_id; /* Group identifier. */
145 ovs_be16 bucket_list_len; /* Length of action buckets data. */
146 uint8_t pad2[6]; /* Pad to 64 bits. */
148 * - Exactly 'bucket_list_len' bytes containing an array of
150 * - Zero or more bytes of group properties to fill out the overall
151 * length in header.length. */
153 OFP_ASSERT(sizeof(struct ofp15_group_desc_stats) == 16);
155 #endif /* openflow/openflow-1.5.h */