1 /* $NetBSD: if_stats.h,v 1.3 2021/06/29 21:19:58 riastradh Exp $ */ 2 3 /*- 4 * Copyright (c) 2020 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifndef _NET_IF_STATS_H_ 33 #define _NET_IF_STATS_H_ 34 35 #include <net/net_stats.h> 36 37 /* 38 * Interface statistics. All values are unsigned 64-bit. 39 */ 40 typedef enum { 41 if_ipackets = 0, /* packets received on interface */ 42 if_ierrors = 1, /* input errors on interface */ 43 if_opackets = 2, /* packets sent on interface */ 44 if_oerrors = 3, /* output errors on interface */ 45 if_collisions = 4, /* collisions on csma interfaces */ 46 if_ibytes = 5, /* total number of octets received */ 47 if_obytes = 6, /* total number of octets sent */ 48 if_imcasts = 7, /* packets received via multicast */ 49 if_omcasts = 8, /* packets sent via multicast */ 50 if_iqdrops = 9, /* dropped on input, this interface */ 51 if_noproto = 10, /* destined for unsupported protocol */ 52 53 IF_NSTATS = 11 54 } if_stat_t; 55 56 #ifdef _KERNEL 57 58 #define IF_STAT_GETREF(ifp) _NET_STAT_GETREF((ifp)->if_stats) 59 #define IF_STAT_PUTREF(ifp) _NET_STAT_PUTREF((ifp)->if_stats) 60 61 static inline void 62 if_statinc(ifnet_t *ifp, if_stat_t x) 63 { 64 _NET_STATINC((ifp)->if_stats, x); 65 } 66 67 static inline void 68 if_statinc_ref(net_stat_ref_t nsr, if_stat_t x) 69 { 70 _NET_STATINC_REF(nsr, x); 71 } 72 73 static inline void 74 if_statdec(ifnet_t *ifp, if_stat_t x) 75 { 76 _NET_STATDEC((ifp)->if_stats, x); 77 } 78 79 static inline void 80 if_statdec_ref(net_stat_ref_t nsr, if_stat_t x) 81 { 82 _NET_STATDEC_REF(nsr, x); 83 } 84 85 static inline void 86 if_statadd(ifnet_t *ifp, if_stat_t x, uint64_t v) 87 { 88 _NET_STATADD((ifp)->if_stats, x, v); 89 } 90 91 static inline void 92 if_statadd_ref(net_stat_ref_t nsr, if_stat_t x, uint64_t v) 93 { 94 _NET_STATADD_REF(nsr, x, v); 95 } 96 97 static inline void 98 if_statadd2(ifnet_t *ifp, if_stat_t x1, uint64_t v1, if_stat_t x2, uint64_t v2) 99 { 100 net_stat_ref_t _nsr_ = IF_STAT_GETREF(ifp); 101 _NET_STATADD_REF(_nsr_, x1, v1); 102 _NET_STATADD_REF(_nsr_, x2, v2); 103 IF_STAT_PUTREF(ifp); 104 } 105 106 static inline void 107 if_statsub(ifnet_t *ifp, if_stat_t x, uint64_t v) 108 { 109 _NET_STATSUB((ifp)->if_stats, x, v); 110 } 111 112 static inline void 113 if_statsub_ref(net_stat_ref_t nsr, if_stat_t x, uint64_t v) 114 { 115 _NET_STATSUB_REF(nsr, x, v); 116 } 117 118 void if_stats_init(ifnet_t *); 119 void if_stats_fini(ifnet_t *); 120 void if_stats_to_if_data(ifnet_t *, struct if_data *, bool); 121 122 #endif /* _KERNEL */ 123 124 #endif /* !_NET_IF_STATS_H_ */ 125