flowtable.h revision 262743
1/*- 2 * Copyright (c) 2014 Gleb Smirnoff <glebius@FreeBSD.org> 3 * Copyright (c) 2008-2010, BitGravity Inc. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright notice, 10 * this list of conditions and the following disclaimer. 11 * 12 * 2. Neither the name of the BitGravity Corporation nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD: stable/10/sys/net/flowtable.h 262743 2014-03-04 15:14:47Z glebius $ 29 * 30 */ 31 32#ifndef _NET_FLOWTABLE_H_ 33#define _NET_FLOWTABLE_H_ 34 35struct flowtable_stat { 36 uint64_t ft_collisions; 37 uint64_t ft_misses; 38 uint64_t ft_free_checks; 39 uint64_t ft_frees; 40 uint64_t ft_hits; 41 uint64_t ft_lookups; 42 uint64_t ft_fail_lle_invalid; 43 uint64_t ft_inserts; 44}; 45 46#ifdef _KERNEL 47 48/* 49 * Given a flow table, look up the L3 and L2 information 50 * and return it in the route. 51 */ 52int flowtable_lookup(sa_family_t, struct mbuf *, struct route *); 53void flowtable_route_flush(sa_family_t, struct rtentry *); 54 55#endif /* _KERNEL */ 56#endif /* !_NET_FLOWTABLE_H_ */ 57