/* * Copyright (c) 2017 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * 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 License for the specific language governing permissions and * limitations under the License. */ #ifndef __included_lacp_protocol_h__ #define __included_lacp_protocol_h__ #include <vnet/ethernet/ethernet.h> #include <vnet/bonding/node.h> #define LACP_CHURN_DETECTION_TIME 60 #define LACP_AGGREGATE_WAIT_TIME 2.0 #define LACP_SUBTYPE 1 #define LACP_ACTOR_LACP_VERSION 1 #define foreach_lacp_tlv \ _ (TERMINATOR_INFORMATION, 0) \ _ (ACTOR_INFORMATION, 1) \ _ (PARTNER_INFORMATION , 2) \ _ (COLLECTOR_INFORMATION, 3) typedef enum { #define _(f,n) LACP_##f = (n), foreach_lacp_tlv #undef _ } lacp_tlv_t; #define foreach_lacp_port \ _ (UNSELECTED, 0) \ _ (SELECTED, 1) \ _ (STANDBY, 2) typedef enum { #define _(f,n) LACP_PORT_##f = (n), foreach_lacp_port #undef _ } lacp_port_t; /* Port state */ #define foreach_lacp_state \ _(0, LACP_ACTIVITY, "activity") \ _(1, LACP_TIMEOUT, "lacp timeout") \ _(2, AGGREGATION, "aggregation") \ _(3, SYNCHRONIZATION, "synchronization") \ _(4, COLLECTING, "collecting") \ _(5, DISTRIBUTING, "distributing") \ _(6, DEFAULTED, "defaulted") \ _(7, EXPIRED, "expired") typedef enum { #define _(a, b, c) LACP_STATE_##b = (1 << a), foreach_lacp_state #undef _ } lacp_state_t; #define foreach_lacp_state_flag \ _(0, LACP_STATE_LACP_ACTIVITY, "activity") \ _(1, LACP_STATE_LACP_TIMEOUT, "lacp timeout") \ _(2, LACP_STATE_AGGREGATION, "aggregation") \ _(3, LACP_STATE_SYNCHRONIZATION, "synchronization") \ _(4, LACP_STATE_COLLECTIING, "collecting") \ _(5, LACP_STATE_DISTRIBUTING, "distributing") \ _(6, LACP_STATE_DEFAULTED, "defaulted") \ _(7, LACP_STATE_EXPIRED, "expired") typedef struct { u8 bit; char *str; } lacp_state_struct; typedef struct { u8 bit; char *str; } lacp_event_struct; #define LACP_MAX_TX_IN_SECOND 3 #define LACP_DEFAULT_PORT_PRIORITY 0x00ff #define LACP_DEFAULT_SYSTEM_PRIORITY 0xffff typedef CLIB_PACKED (struct { u8 tlv_type; u8 tlv_length; lacp_port_info_t port_info; u8 reserved[3]; }) lacp_actor_partner_t; typedef CLIB_PACKED (struct { u8 tlv_type; u8 tlv_length; u16 max_delay; u8 reserved[12]; }) lacp_collector_t; typedef CLIB_PACKED (struct { u8 tlv_type; u8 tlv_length; u8 pad[50]; }) lacp_terminator_t; typedef CLIB_PACKED (struct { u8 subtype; u8 version_number; lacp_actor_partner_t actor; lacp_actor_partner_t partner; lacp_collector_t collector; lacp_terminator_t terminator; }) lacp_pdu_t; typedef CLIB_PACKED (struct { ethernet_header_t ethernet; lacp_pdu_t lacp; }) ethernet_lacp_pdu_t; #define MARKER_SUBTYPE 2 #define MARKER_PROTOCOL_VERSION 1 #define foreach_marker_tlv \ _ (TERMINATOR_INFORMATION, 0) \ _ (INFORMATION, 1) \ _ (RESPONSE_INFORMATION , 2) typedef enum { #define _(f,n) MARKER_##f = (n), foreach_marker_tlv #undef _ } marker_tlv_t; typedef CLIB_PACKED (struct { u8 tlv_type; u8 tlv_length; u8 reserved[90]; }) marker_terminator_t; typedef CLIB_PACKED (struct { u8 tlv_type; u8 tlv_length; u16 requester_port; u8 requester_system[6]; u32 requester_transaction_id; u8 pad[2]; }) marker_information_t; typedef CLIB_PACKED (struct { u8 subtype; u8 version_number; marker_information_t marker_info; marker_terminator_t terminator; }) marker_pdu_t; typedef CLIB_PACKED (struct { ethernet_header_t ethernet; marker_pdu_t marker; }) ethernet_marker_pdu_t; #endif /* __included_lacp_protocol_h__ */ /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */