2 * Copyright (c) 2017 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #ifndef __included_lacp_protocol_h__
17 #define __included_lacp_protocol_h__
19 #include <vnet/ethernet/ethernet.h>
20 #include <vnet/bonding/node.h>
22 #define LACP_CHURN_DETECTION_TIME 60
23 #define LACP_AGGREGATE_WAIT_TIME 2.0
25 #define LACP_SUBTYPE 1
26 #define LACP_ACTOR_LACP_VERSION 1
28 #define foreach_lacp_tlv \
29 _ (TERMINATOR_INFORMATION, 0) \
30 _ (ACTOR_INFORMATION, 1) \
31 _ (PARTNER_INFORMATION , 2) \
32 _ (COLLECTOR_INFORMATION, 3)
36 #define _(f,n) LACP_##f = (n),
41 #define foreach_lacp_port \
48 #define _(f,n) LACP_PORT_##f = (n),
54 #define foreach_lacp_state \
55 _(0, LACP_ACTIVITY, "activity") \
56 _(1, LACP_TIMEOUT, "lacp timeout") \
57 _(2, AGGREGATION, "aggregation") \
58 _(3, SYNCHRONIZATION, "synchronization") \
59 _(4, COLLECTING, "collecting") \
60 _(5, DISTRIBUTING, "distributing") \
61 _(6, DEFAULTED, "defaulted") \
62 _(7, EXPIRED, "expired")
64 #define LACP_STEADY_STATE (LACP_STATE_SYNCHRONIZATION | \
65 LACP_STATE_COLLECTING | \
66 LACP_STATE_DISTRIBUTING)
70 #define _(a, b, c) LACP_STATE_##b = (1 << a),
75 #define foreach_lacp_state_flag \
76 _(0, LACP_STATE_LACP_ACTIVITY, "activity") \
77 _(1, LACP_STATE_LACP_TIMEOUT, "lacp timeout") \
78 _(2, LACP_STATE_AGGREGATION, "aggregation") \
79 _(3, LACP_STATE_SYNCHRONIZATION, "synchronization") \
80 _(4, LACP_STATE_COLLECTIING, "collecting") \
81 _(5, LACP_STATE_DISTRIBUTING, "distributing") \
82 _(6, LACP_STATE_DEFAULTED, "defaulted") \
83 _(7, LACP_STATE_EXPIRED, "expired")
97 #define LACP_MAX_TX_IN_SECOND 3
98 #define LACP_DEFAULT_PORT_PRIORITY 0x00ff
99 #define LACP_DEFAULT_SYSTEM_PRIORITY 0xffff
101 typedef CLIB_PACKED (struct
105 lacp_port_info_t port_info; u8 reserved[3];
106 }) lacp_actor_partner_t;
108 typedef CLIB_PACKED (struct
110 u8 tlv_type; u8 tlv_length; u16 max_delay;
114 typedef CLIB_PACKED (struct
116 u8 tlv_type; u8 tlv_length;
118 }) lacp_terminator_t;
120 typedef CLIB_PACKED (struct
122 u8 subtype; u8 version_number;
123 lacp_actor_partner_t actor; lacp_actor_partner_t partner;
124 lacp_collector_t collector; lacp_terminator_t terminator;
127 typedef CLIB_PACKED (struct
129 ethernet_header_t ethernet; lacp_pdu_t lacp;
130 }) ethernet_lacp_pdu_t;
132 #define MARKER_SUBTYPE 2
133 #define MARKER_PROTOCOL_VERSION 1
135 #define foreach_marker_tlv \
136 _ (TERMINATOR_INFORMATION, 0) \
138 _ (RESPONSE_INFORMATION , 2)
142 #define _(f,n) MARKER_##f = (n),
147 typedef CLIB_PACKED (struct
149 u8 tlv_type; u8 tlv_length;
151 }) marker_terminator_t;
153 typedef CLIB_PACKED (struct
157 u16 requester_port; u8 requester_system[6];
158 u32 requester_transaction_id; u8 pad[2];
159 }) marker_information_t;
161 typedef CLIB_PACKED (struct
165 marker_information_t marker_info;
166 marker_terminator_t terminator;
169 typedef CLIB_PACKED (struct
171 ethernet_header_t ethernet; marker_pdu_t marker;
172 }) ethernet_marker_pdu_t;
174 #endif /* __included_lacp_protocol_h__ */
177 * fd.io coding-style-patch-verification: ON
180 * eval: (c-set-style "gnu")