/* $NetBSD: if_bridgevar.h,v 1.4 2003/07/08 07:13:50 itojun Exp $ */ /* * SPDX-License-Identifier: BSD-4-Clause * * Copyright 2001 Wasabi Systems, Inc. * All rights reserved. * * Written by Jason R. Thorpe for Wasabi Systems, Inc. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed for the NetBSD Project by * Wasabi Systems, Inc. * 4. The name of Wasabi Systems, Inc. may not be used to endorse * or promote products derived from this software without specific prior * written permission. * * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * Copyright (c) 1999, 2000 Jason L. Wright (jason@thought.net) * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Jason L. Wright * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * * OpenBSD: if_bridge.h,v 1.14 2001/03/22 03:48:29 jason Exp * * $FreeBSD$ */ /* * Data structure and control definitions for bridge interfaces. */ #include #include #include /* * Commands used in the SIOCSDRVSPEC ioctl. Note the lookup of the * bridge interface itself is keyed off the ifdrv structure. */ #define BRDGADD 0 /* add bridge member (ifbreq) */ #define BRDGDEL 1 /* delete bridge member (ifbreq) */ #define BRDGGIFFLGS 2 /* get member if flags (ifbreq) */ #define BRDGSIFFLGS 3 /* set member if flags (ifbreq) */ #define BRDGSCACHE 4 /* set cache size (ifbrparam) */ #define BRDGGCACHE 5 /* get cache size (ifbrparam) */ #define BRDGGIFS 6 /* get member list (ifbifconf) */ #define BRDGRTS 7 /* get address list (ifbaconf) */ #define BRDGSADDR 8 /* set static address (ifbareq) */ #define BRDGSTO 9 /* set cache timeout (ifbrparam) */ #define BRDGGTO 10 /* get cache timeout (ifbrparam) */ #define BRDGDADDR 11 /* delete address (ifbareq) */ #define BRDGFLUSH 12 /* flush address cache (ifbreq) */ #define BRDGGPRI 13 /* get priority (ifbrparam) */ #define BRDGSPRI 14 /* set priority (ifbrparam) */ #define BRDGGHT 15 /* get hello time (ifbrparam) */ #define BRDGSHT 16 /* set hello time (ifbrparam) */ #define BRDGGFD 17 /* get forward delay (ifbrparam) */ #define BRDGSFD 18 /* set forward delay (ifbrparam) */ #define BRDGGMA 19 /* get max age (ifbrparam) */ #define BRDGSMA 20 /* set max age (ifbrparam) */ #define BRDGSIFPRIO 21 /* set if priority (ifbreq) */ #define BRDGSIFCOST 22 /* set if path cost (ifbreq) */ #define BRDGADDS 23 /* add bridge span member (ifbreq) */ #define BRDGDELS 24 /* delete bridge span member (ifbreq) */ #define BRDGPARAM 25 /* get bridge STP params (ifbropreq) */ #define BRDGGRTE 26 /* get cache drops (ifbrparam) */ #define BRDGGIFSSTP 27 /* get member STP params list * (ifbpstpconf) */ #define BRDGSPROTO 28 /* set protocol (ifbrparam) */ #define BRDGSTXHC 29 /* set tx hold count (ifbrparam) */ #define BRDGSIFAMAX 30 /* set max interface addrs (ifbreq) */ /* * Generic bridge control request. */ struct ifbreq { char ifbr_ifsname[IFNAMSIZ]; /* member if name */ uint32_t ifbr_ifsflags; /* member if flags */ uint32_t ifbr_stpflags; /* member if STP flags */ uint32_t ifbr_path_cost; /* member if STP cost */ uint8_t ifbr_portno; /* member if port number */ uint8_t ifbr_priority; /* member if STP priority */ uint8_t ifbr_proto; /* member if STP protocol */ uint8_t ifbr_role; /* member if STP role */ uint8_t ifbr_state; /* member if STP state */ uint32_t ifbr_addrcnt; /* member if addr number */ uint32_t ifbr_addrmax; /* member if addr max */ uint32_t ifbr_addrexceeded; /* member if addr violations */ uint8_t pad[32]; }; /* BRDGGIFFLAGS, BRDGSIFFLAGS */ #define IFBIF_LEARNING 0x0001 /* if can learn */ #define IFBIF_DISCOVER 0x0002 /* if sends packets w/ unknown dest. */ #define IFBIF_STP 0x0004 /* if participates in spanning tree */ #define IFBIF_SPAN 0x0008 /* if is a span port */ #define IFBIF_STICKY 0x0010 /* if learned addresses stick */ #define IFBIF_BSTP_EDGE 0x0020 /* member stp edge port */ #define IFBIF_BSTP_AUTOEDGE 0x0040 /* member stp autoedge enabled */ #define IFBIF_BSTP_PTP 0x0080 /* member stp point to point */ #define IFBIF_BSTP_AUTOPTP 0x0100 /* member stp autoptp enabled */ #define IFBIF_BSTP_ADMEDGE 0x0200 /* member stp admin edge enabled */ #define IFBIF_BSTP_ADMCOST 0x0400 /* member stp admin path cost */ #define IFBIF_PRIVATE 0x0800 /* if is a private segment */ #define IFBIFBITS "\020\001LEARNING\002DISCOVER\003STP\004SPAN" \ "\005STICKY\014PRIVATE\006EDGE\007AUTOEDGE\010PTP" \ "\011AUTOPTP" #define IFBIFMASK ~(IFBIF_BSTP_EDGE|IFBIF_BSTP_AUTOEDGE|IFBIF_BSTP_PTP| \ IFBIF_BSTP_AUTOPTP|IFBIF_BSTP_ADMEDGE| \ IFBIF_BSTP_ADMCOST) /* not saved */ /* BRDGFLUSH */ #define IFBF_FLUSHDYN 0x00 /* flush learned addresses only */ #define IFBF_FLUSHALL 0x01 /* flush all addresses */ /* * Interface list structure. */ struct ifbifconf { uint32_t ifbic_len; /* buffer size */ union { caddr_t ifbicu_buf; struct ifbreq *ifbicu_req; } ifbic_ifbicu; #define ifbic_buf ifbic_ifbicu.ifbicu_buf #define ifbic_req ifbic_ifbicu.ifbicu_req }; /* * Bridge address request. */ struct ifbareq { char ifba_ifsname[IFNAMSIZ]; /* member if name */ unsigned long ifba_expire; /* address expire time */ uint8_t ifba_flags; /* address flags */ uint8_t ifba_dst[ETHER_ADDR_LEN];/* destination address */ uint16_t ifba_vlan; /* vlan id */ }; #define IFBAF_TYPEMASK 0x03 /* address type mask */ #define IFBAF_DYNAMIC 0x00 /* dynamically learned address */ #define IFBAF_STATIC 0x01 /* static address */ #define IFBAF_STICKY 0x02 /* sticky address */ #define IFBAFBITS "\020\1STATIC\2STICKY" /* * Address list structure. */ struct ifbaconf { uint32_t ifbac_len; /* buffer size */ union { caddr_t ifbacu_buf; struct ifbareq *ifbacu_req; } ifbac_ifbacu; #define ifbac_buf ifbac_ifbacu.ifbacu_buf #define ifbac_req ifbac_ifbacu.ifbacu_req }; /* * Bridge parameter structure. */ struct ifbrparam { union { uint32_t ifbrpu_int32; uint16_t ifbrpu_int16; uint8_t ifbrpu_int8; } ifbrp_ifbrpu; }; #define ifbrp_csize ifbrp_ifbrpu.ifbrpu_int32 /* cache size */ #define ifbrp_ctime ifbrp_ifbrpu.ifbrpu_int32 /* cache time (sec) */ #define ifbrp_prio ifbrp_ifbrpu.ifbrpu_int16 /* bridge priority */ #define ifbrp_proto ifbrp_ifbrpu.ifbrpu_int8 /* bridge protocol */ #define ifbrp_txhc ifbrp_ifbrpu.ifbrpu_int8 /* bpdu tx holdcount */ #define ifbrp_hellotime ifbrp_ifbrpu.ifbrpu_int8 /* hello time (sec) */ #define ifbrp_fwddelay ifbrp_ifbrpu.ifbrpu_int8 /* fwd time (sec) */ #define ifbrp_maxage ifbrp_ifbrpu.ifbrpu_int8 /* max age (sec) */ #define ifbrp_cexceeded ifbrp_ifbrpu.ifbrpu_int32 /* # of cache dropped * adresses */ /* * Bridge current operational parameters structure. */ struct ifbropreq { uint8_t ifbop_holdcount; uint8_t ifbop_maxage; uint8_t ifbop_hellotime; uint8_t ifbop_fwddelay; uint8_t ifbop_protocol; uint16_t ifbop_priority; uint16_t ifbop_root_port; uint32_t ifbop_root_path_cost; uint64_t ifbop_bridgeid; uint64_t ifbop_designated_root; uint64_t ifbop_designated_bridge; struct timeval ifbop_last_tc_time; }; /* * Bridge member operational STP params structure. */ struct ifbpstpreq { uint8_t ifbp_portno; /* bp STP port number */ uint32_t ifbp_fwd_trans; /* bp STP fwd transitions */ uint32_t ifbp_design_cost; /* bp STP designated cost */ uint32_t ifbp_design_port; /* bp STP designated port */ uint64_t ifbp_design_bridge; /* bp STP designated bridge */ uint64_t ifbp_design_root; /* bp STP designated root */ }; /* * Bridge STP ports list structure. */ struct ifbpstpconf { uint32_t ifbpstp_len; /* buffer size */ union { caddr_t ifbpstpu_buf; struct ifbpstpreq *ifbpstpu_req; } ifbpstp_ifbpstpu; #define ifbpstp_buf ifbpstp_ifbpstpu.ifbpstpu_buf #define ifbpstp_req ifbpstp_ifbpstpu.ifbpstpu_req }; #define STP_STATES \ "disabled", \ "listening", \ "learning", \ "forwarding", \ "blocking", \ "discarding" #define STP_PROTOS \ "stp", \ "-", \ "rstp" #define STP_ROLES \ "disabled", \ "root", \ "designated", \ "alternate", \ "backup" #define PV2ID(pv, epri, eaddr) do { \ epri = pv >> 48; \ eaddr[0] = pv >> 40; \ eaddr[1] = pv >> 32; \ eaddr[2] = pv >> 24; \ eaddr[3] = pv >> 16; \ eaddr[4] = pv >> 8; \ eaddr[5] = pv >> 0; \ } while (0) #ifdef _KERNEL #define BRIDGE_INPUT(_ifp, _m) do { \ KASSERT((_ifp)->if_bridge_input != NULL, \ ("%s: if_bridge not loaded!", __func__)); \ _m = (*(_ifp)->if_bridge_input)(_ifp, _m); \ if (_m != NULL) \ _ifp = _m->m_pkthdr.rcvif; \ } while (0) #define BRIDGE_OUTPUT(_ifp, _m, _err) do { \ KASSERT((_ifp)->if_bridge_output != NULL, \ ("%s: if_bridge not loaded!", __func__)); \ _err = (*(_ifp)->if_bridge_output)(_ifp, _m, NULL, NULL); \ } while (0) extern void (*bridge_dn_p)(struct mbuf *, struct ifnet *); #endif /* _KERNEL */