1273331Sbryanv/*- 2273331Sbryanv * Copyright (c) 2014, Bryan Venteicher <bryanv@FreeBSD.org> 3273331Sbryanv * All rights reserved. 4273331Sbryanv * 5273331Sbryanv * Redistribution and use in source and binary forms, with or without 6273331Sbryanv * modification, are permitted provided that the following conditions 7273331Sbryanv * are met: 8273331Sbryanv * 1. Redistributions of source code must retain the above copyright 9273331Sbryanv * notice unmodified, this list of conditions, and the following 10273331Sbryanv * disclaimer. 11273331Sbryanv * 2. Redistributions in binary form must reproduce the above copyright 12273331Sbryanv * notice, this list of conditions and the following disclaimer in the 13273331Sbryanv * documentation and/or other materials provided with the distribution. 14273331Sbryanv * 15273331Sbryanv * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16273331Sbryanv * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17273331Sbryanv * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18273331Sbryanv * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19273331Sbryanv * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20273331Sbryanv * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21273331Sbryanv * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22273331Sbryanv * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23273331Sbryanv * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24273331Sbryanv * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25273331Sbryanv * 26273331Sbryanv * $FreeBSD$ 27273331Sbryanv */ 28273331Sbryanv 29273331Sbryanv#ifndef _NET_IF_VXLAN_H_ 30273331Sbryanv#define _NET_IF_VXLAN_H_ 31273331Sbryanv 32273331Sbryanv#include <sys/types.h> 33273331Sbryanv#include <sys/socket.h> 34273331Sbryanv#include <net/ethernet.h> 35273331Sbryanv#include <net/if.h> 36273331Sbryanv#include <netinet/in.h> 37273331Sbryanv 38273331Sbryanvstruct vxlan_header { 39273331Sbryanv uint32_t vxlh_flags; 40273331Sbryanv uint32_t vxlh_vni; 41273331Sbryanv}; 42273331Sbryanv 43273331Sbryanv#define VXLAN_HDR_FLAGS_VALID_VNI 0x08000000 44273331Sbryanv#define VXLAN_HDR_VNI_SHIFT 8 45273331Sbryanv 46273331Sbryanv#define VXLAN_VNI_MAX (1 << 24) 47273331Sbryanv#define VXLAN_VNI_MASK (VXLAN_VNI_MAX - 1) 48273331Sbryanv 49273331Sbryanv/* 50273331Sbryanv * The port assigned by IANA is 4789, but some early implementations 51273331Sbryanv * (like Linux) use 8472 instead. If not specified, we default to 52273331Sbryanv * the IANA port. 53273331Sbryanv */ 54273331Sbryanv#define VXLAN_PORT 4789 55273331Sbryanv#define VXLAN_LEGACY_PORT 8472 56273331Sbryanv 57273331Sbryanvstruct ifvxlanparam { 58273331Sbryanv uint64_t vxlp_with; 59273331Sbryanv 60273331Sbryanv#define VXLAN_PARAM_WITH_VNI 0x0001 61273331Sbryanv#define VXLAN_PARAM_WITH_LOCAL_ADDR4 0x0002 62273331Sbryanv#define VXLAN_PARAM_WITH_LOCAL_ADDR6 0x0004 63273331Sbryanv#define VXLAN_PARAM_WITH_REMOTE_ADDR4 0x0008 64273331Sbryanv#define VXLAN_PARAM_WITH_REMOTE_ADDR6 0x0010 65273331Sbryanv#define VXLAN_PARAM_WITH_LOCAL_PORT 0x0020 66273331Sbryanv#define VXLAN_PARAM_WITH_REMOTE_PORT 0x0040 67273331Sbryanv#define VXLAN_PARAM_WITH_PORT_RANGE 0x0080 68273331Sbryanv#define VXLAN_PARAM_WITH_FTABLE_TIMEOUT 0x0100 69273331Sbryanv#define VXLAN_PARAM_WITH_FTABLE_MAX 0x0200 70273331Sbryanv#define VXLAN_PARAM_WITH_MULTICAST_IF 0x0400 71273331Sbryanv#define VXLAN_PARAM_WITH_TTL 0x0800 72273331Sbryanv#define VXLAN_PARAM_WITH_LEARN 0x1000 73273331Sbryanv 74273331Sbryanv uint32_t vxlp_vni; 75273331Sbryanv struct in_addr vxlp_local_in4; 76273331Sbryanv struct in6_addr vxlp_local_in6; 77273331Sbryanv struct in_addr vxlp_remote_in4; 78273331Sbryanv struct in6_addr vxlp_remote_in6; 79273331Sbryanv uint16_t vxlp_local_port; 80273331Sbryanv uint16_t vxlp_remote_port; 81273331Sbryanv uint16_t vxlp_min_port; 82273331Sbryanv uint16_t vxlp_max_port; 83273331Sbryanv char vxlp_mc_ifname[IFNAMSIZ]; 84273331Sbryanv uint32_t vxlp_ftable_timeout; 85273331Sbryanv uint32_t vxlp_ftable_max; 86273331Sbryanv uint8_t vxlp_ttl; 87273331Sbryanv uint8_t vxlp_learn; 88273331Sbryanv}; 89273331Sbryanv 90273331Sbryanvunion vxlan_sockaddr { 91273331Sbryanv struct sockaddr sa; 92273331Sbryanv struct sockaddr_in in4; 93273331Sbryanv struct sockaddr_in6 in6; 94273331Sbryanv}; 95273331Sbryanv 96273331Sbryanv#define VXLAN_SOCKADDR_IS_IPV4(_vxsin) ((_vxsin)->sa.sa_family == AF_INET) 97273331Sbryanv#define VXLAN_SOCKADDR_IS_IPV6(_vxsin) ((_vxsin)->sa.sa_family == AF_INET6) 98273331Sbryanv#define VXLAN_SOCKADDR_IS_IPV46(_vxsin) \ 99273331Sbryanv (VXLAN_SOCKADDR_IS_IPV4(_vxsin) || VXLAN_SOCKADDR_IS_IPV6(_vxsin)) 100273331Sbryanv 101273331Sbryanv#define VXLAN_CMD_GET_CONFIG 0 102273331Sbryanv#define VXLAN_CMD_SET_VNI 1 103273331Sbryanv#define VXLAN_CMD_SET_LOCAL_ADDR 2 104273331Sbryanv#define VXLAN_CMD_SET_REMOTE_ADDR 4 105273331Sbryanv#define VXLAN_CMD_SET_LOCAL_PORT 5 106273331Sbryanv#define VXLAN_CMD_SET_REMOTE_PORT 6 107273331Sbryanv#define VXLAN_CMD_SET_PORT_RANGE 7 108273331Sbryanv#define VXLAN_CMD_SET_FTABLE_TIMEOUT 8 109273331Sbryanv#define VXLAN_CMD_SET_FTABLE_MAX 9 110273331Sbryanv#define VXLAN_CMD_SET_MULTICAST_IF 10 111273331Sbryanv#define VXLAN_CMD_SET_TTL 11 112273331Sbryanv#define VXLAN_CMD_SET_LEARN 12 113273331Sbryanv#define VXLAN_CMD_FTABLE_ENTRY_ADD 13 114273331Sbryanv#define VXLAN_CMD_FTABLE_ENTRY_REM 14 115273331Sbryanv#define VXLAN_CMD_FLUSH 15 116273331Sbryanv 117273331Sbryanvstruct ifvxlancfg { 118273331Sbryanv uint32_t vxlc_vni; 119273331Sbryanv union vxlan_sockaddr vxlc_local_sa; 120273331Sbryanv union vxlan_sockaddr vxlc_remote_sa; 121273331Sbryanv uint32_t vxlc_mc_ifindex; 122273331Sbryanv uint32_t vxlc_ftable_cnt; 123273331Sbryanv uint32_t vxlc_ftable_max; 124273331Sbryanv uint32_t vxlc_ftable_timeout; 125273331Sbryanv uint16_t vxlc_port_min; 126273331Sbryanv uint16_t vxlc_port_max; 127273331Sbryanv uint8_t vxlc_learn; 128273331Sbryanv uint8_t vxlc_ttl; 129273331Sbryanv}; 130273331Sbryanv 131273331Sbryanvstruct ifvxlancmd { 132273331Sbryanv uint32_t vxlcmd_flags; 133273331Sbryanv#define VXLAN_CMD_FLAG_FLUSH_ALL 0x0001 134273331Sbryanv#define VXLAN_CMD_FLAG_LEARN 0x0002 135273331Sbryanv 136273331Sbryanv uint32_t vxlcmd_vni; 137273331Sbryanv uint32_t vxlcmd_ftable_timeout; 138273331Sbryanv uint32_t vxlcmd_ftable_max; 139273331Sbryanv uint16_t vxlcmd_port; 140273331Sbryanv uint16_t vxlcmd_port_min; 141273331Sbryanv uint16_t vxlcmd_port_max; 142273331Sbryanv uint8_t vxlcmd_mac[ETHER_ADDR_LEN]; 143273331Sbryanv uint8_t vxlcmd_ttl; 144273331Sbryanv union vxlan_sockaddr vxlcmd_sa; 145273331Sbryanv char vxlcmd_ifname[IFNAMSIZ]; 146273331Sbryanv}; 147273331Sbryanv 148273331Sbryanv#endif /* _NET_IF_VXLAN_H_ */ 149