13f504fb2f
The locking defines for if_bridge used to live in if_bridgevar.h, but they're only ever used by the bridge implementation itself (in if_bridge.c). Moving them into the .c file. Reported by: philip, emaste Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D23808
291 lines
11 KiB
C
291 lines
11 KiB
C
/* $NetBSD: if_bridgevar.h,v 1.4 2003/07/08 07:13:50 itojun Exp $ */
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/*
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* SPDX-License-Identifier: BSD-4-Clause
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*
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* Copyright 2001 Wasabi Systems, Inc.
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* All rights reserved.
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*
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* Written by Jason R. Thorpe for Wasabi Systems, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed for the NetBSD Project by
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* Wasabi Systems, Inc.
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* 4. The name of Wasabi Systems, Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1999, 2000 Jason L. Wright (jason@thought.net)
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Jason L. Wright
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* OpenBSD: if_bridge.h,v 1.14 2001/03/22 03:48:29 jason Exp
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*
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* $FreeBSD$
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*/
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/*
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* Data structure and control definitions for bridge interfaces.
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*/
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#include <sys/callout.h>
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#include <sys/queue.h>
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#include <sys/condvar.h>
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/*
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* Commands used in the SIOCSDRVSPEC ioctl. Note the lookup of the
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* bridge interface itself is keyed off the ifdrv structure.
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*/
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#define BRDGADD 0 /* add bridge member (ifbreq) */
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#define BRDGDEL 1 /* delete bridge member (ifbreq) */
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#define BRDGGIFFLGS 2 /* get member if flags (ifbreq) */
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#define BRDGSIFFLGS 3 /* set member if flags (ifbreq) */
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#define BRDGSCACHE 4 /* set cache size (ifbrparam) */
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#define BRDGGCACHE 5 /* get cache size (ifbrparam) */
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#define BRDGGIFS 6 /* get member list (ifbifconf) */
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#define BRDGRTS 7 /* get address list (ifbaconf) */
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#define BRDGSADDR 8 /* set static address (ifbareq) */
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#define BRDGSTO 9 /* set cache timeout (ifbrparam) */
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#define BRDGGTO 10 /* get cache timeout (ifbrparam) */
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#define BRDGDADDR 11 /* delete address (ifbareq) */
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#define BRDGFLUSH 12 /* flush address cache (ifbreq) */
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#define BRDGGPRI 13 /* get priority (ifbrparam) */
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#define BRDGSPRI 14 /* set priority (ifbrparam) */
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#define BRDGGHT 15 /* get hello time (ifbrparam) */
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#define BRDGSHT 16 /* set hello time (ifbrparam) */
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#define BRDGGFD 17 /* get forward delay (ifbrparam) */
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#define BRDGSFD 18 /* set forward delay (ifbrparam) */
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#define BRDGGMA 19 /* get max age (ifbrparam) */
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#define BRDGSMA 20 /* set max age (ifbrparam) */
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#define BRDGSIFPRIO 21 /* set if priority (ifbreq) */
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#define BRDGSIFCOST 22 /* set if path cost (ifbreq) */
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#define BRDGADDS 23 /* add bridge span member (ifbreq) */
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#define BRDGDELS 24 /* delete bridge span member (ifbreq) */
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#define BRDGPARAM 25 /* get bridge STP params (ifbropreq) */
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#define BRDGGRTE 26 /* get cache drops (ifbrparam) */
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#define BRDGGIFSSTP 27 /* get member STP params list
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* (ifbpstpconf) */
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#define BRDGSPROTO 28 /* set protocol (ifbrparam) */
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#define BRDGSTXHC 29 /* set tx hold count (ifbrparam) */
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#define BRDGSIFAMAX 30 /* set max interface addrs (ifbreq) */
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/*
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* Generic bridge control request.
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*/
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struct ifbreq {
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char ifbr_ifsname[IFNAMSIZ]; /* member if name */
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uint32_t ifbr_ifsflags; /* member if flags */
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uint32_t ifbr_stpflags; /* member if STP flags */
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uint32_t ifbr_path_cost; /* member if STP cost */
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uint8_t ifbr_portno; /* member if port number */
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uint8_t ifbr_priority; /* member if STP priority */
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uint8_t ifbr_proto; /* member if STP protocol */
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uint8_t ifbr_role; /* member if STP role */
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uint8_t ifbr_state; /* member if STP state */
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uint32_t ifbr_addrcnt; /* member if addr number */
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uint32_t ifbr_addrmax; /* member if addr max */
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uint32_t ifbr_addrexceeded; /* member if addr violations */
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uint8_t pad[32];
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};
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/* BRDGGIFFLAGS, BRDGSIFFLAGS */
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#define IFBIF_LEARNING 0x0001 /* if can learn */
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#define IFBIF_DISCOVER 0x0002 /* if sends packets w/ unknown dest. */
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#define IFBIF_STP 0x0004 /* if participates in spanning tree */
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#define IFBIF_SPAN 0x0008 /* if is a span port */
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#define IFBIF_STICKY 0x0010 /* if learned addresses stick */
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#define IFBIF_BSTP_EDGE 0x0020 /* member stp edge port */
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#define IFBIF_BSTP_AUTOEDGE 0x0040 /* member stp autoedge enabled */
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#define IFBIF_BSTP_PTP 0x0080 /* member stp point to point */
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#define IFBIF_BSTP_AUTOPTP 0x0100 /* member stp autoptp enabled */
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#define IFBIF_BSTP_ADMEDGE 0x0200 /* member stp admin edge enabled */
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#define IFBIF_BSTP_ADMCOST 0x0400 /* member stp admin path cost */
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#define IFBIF_PRIVATE 0x0800 /* if is a private segment */
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#define IFBIFBITS "\020\001LEARNING\002DISCOVER\003STP\004SPAN" \
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"\005STICKY\014PRIVATE\006EDGE\007AUTOEDGE\010PTP" \
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"\011AUTOPTP"
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#define IFBIFMASK ~(IFBIF_BSTP_EDGE|IFBIF_BSTP_AUTOEDGE|IFBIF_BSTP_PTP| \
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IFBIF_BSTP_AUTOPTP|IFBIF_BSTP_ADMEDGE| \
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IFBIF_BSTP_ADMCOST) /* not saved */
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/* BRDGFLUSH */
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#define IFBF_FLUSHDYN 0x00 /* flush learned addresses only */
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#define IFBF_FLUSHALL 0x01 /* flush all addresses */
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/*
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* Interface list structure.
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*/
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struct ifbifconf {
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uint32_t ifbic_len; /* buffer size */
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union {
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caddr_t ifbicu_buf;
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struct ifbreq *ifbicu_req;
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} ifbic_ifbicu;
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#define ifbic_buf ifbic_ifbicu.ifbicu_buf
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#define ifbic_req ifbic_ifbicu.ifbicu_req
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};
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/*
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* Bridge address request.
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*/
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struct ifbareq {
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char ifba_ifsname[IFNAMSIZ]; /* member if name */
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unsigned long ifba_expire; /* address expire time */
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uint8_t ifba_flags; /* address flags */
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uint8_t ifba_dst[ETHER_ADDR_LEN];/* destination address */
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uint16_t ifba_vlan; /* vlan id */
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};
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#define IFBAF_TYPEMASK 0x03 /* address type mask */
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#define IFBAF_DYNAMIC 0x00 /* dynamically learned address */
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#define IFBAF_STATIC 0x01 /* static address */
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#define IFBAF_STICKY 0x02 /* sticky address */
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#define IFBAFBITS "\020\1STATIC\2STICKY"
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/*
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* Address list structure.
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*/
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struct ifbaconf {
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uint32_t ifbac_len; /* buffer size */
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union {
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caddr_t ifbacu_buf;
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struct ifbareq *ifbacu_req;
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} ifbac_ifbacu;
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#define ifbac_buf ifbac_ifbacu.ifbacu_buf
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#define ifbac_req ifbac_ifbacu.ifbacu_req
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};
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/*
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* Bridge parameter structure.
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*/
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struct ifbrparam {
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union {
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uint32_t ifbrpu_int32;
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uint16_t ifbrpu_int16;
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uint8_t ifbrpu_int8;
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} ifbrp_ifbrpu;
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};
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#define ifbrp_csize ifbrp_ifbrpu.ifbrpu_int32 /* cache size */
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#define ifbrp_ctime ifbrp_ifbrpu.ifbrpu_int32 /* cache time (sec) */
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#define ifbrp_prio ifbrp_ifbrpu.ifbrpu_int16 /* bridge priority */
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#define ifbrp_proto ifbrp_ifbrpu.ifbrpu_int8 /* bridge protocol */
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#define ifbrp_txhc ifbrp_ifbrpu.ifbrpu_int8 /* bpdu tx holdcount */
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#define ifbrp_hellotime ifbrp_ifbrpu.ifbrpu_int8 /* hello time (sec) */
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#define ifbrp_fwddelay ifbrp_ifbrpu.ifbrpu_int8 /* fwd time (sec) */
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#define ifbrp_maxage ifbrp_ifbrpu.ifbrpu_int8 /* max age (sec) */
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#define ifbrp_cexceeded ifbrp_ifbrpu.ifbrpu_int32 /* # of cache dropped
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* adresses */
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/*
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* Bridge current operational parameters structure.
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*/
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struct ifbropreq {
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uint8_t ifbop_holdcount;
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uint8_t ifbop_maxage;
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uint8_t ifbop_hellotime;
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uint8_t ifbop_fwddelay;
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uint8_t ifbop_protocol;
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uint16_t ifbop_priority;
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uint16_t ifbop_root_port;
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uint32_t ifbop_root_path_cost;
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uint64_t ifbop_bridgeid;
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uint64_t ifbop_designated_root;
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uint64_t ifbop_designated_bridge;
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struct timeval ifbop_last_tc_time;
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};
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/*
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* Bridge member operational STP params structure.
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*/
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struct ifbpstpreq {
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uint8_t ifbp_portno; /* bp STP port number */
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uint32_t ifbp_fwd_trans; /* bp STP fwd transitions */
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uint32_t ifbp_design_cost; /* bp STP designated cost */
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uint32_t ifbp_design_port; /* bp STP designated port */
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uint64_t ifbp_design_bridge; /* bp STP designated bridge */
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uint64_t ifbp_design_root; /* bp STP designated root */
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};
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/*
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* Bridge STP ports list structure.
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*/
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struct ifbpstpconf {
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uint32_t ifbpstp_len; /* buffer size */
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union {
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caddr_t ifbpstpu_buf;
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struct ifbpstpreq *ifbpstpu_req;
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} ifbpstp_ifbpstpu;
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#define ifbpstp_buf ifbpstp_ifbpstpu.ifbpstpu_buf
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#define ifbpstp_req ifbpstp_ifbpstpu.ifbpstpu_req
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};
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#ifdef _KERNEL
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#define BRIDGE_INPUT(_ifp, _m) do { \
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KASSERT((_ifp)->if_bridge_input != NULL, \
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("%s: if_bridge not loaded!", __func__)); \
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_m = (*(_ifp)->if_bridge_input)(_ifp, _m); \
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if (_m != NULL) \
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_ifp = _m->m_pkthdr.rcvif; \
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} while (0)
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#define BRIDGE_OUTPUT(_ifp, _m, _err) do { \
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KASSERT((_ifp)->if_bridge_output != NULL, \
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("%s: if_bridge not loaded!", __func__)); \
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_err = (*(_ifp)->if_bridge_output)(_ifp, _m, NULL, NULL); \
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} while (0)
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extern void (*bridge_dn_p)(struct mbuf *, struct ifnet *);
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#endif /* _KERNEL */
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