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
if_statinc(ifnet_t * ifp,if_stat_t x)62 if_statinc(ifnet_t *ifp, if_stat_t x)
63 {
64 _NET_STATINC((ifp)->if_stats, x);
65 }
66
67 static inline void
if_statinc_ref(net_stat_ref_t nsr,if_stat_t x)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
if_statdec(ifnet_t * ifp,if_stat_t x)74 if_statdec(ifnet_t *ifp, if_stat_t x)
75 {
76 _NET_STATDEC((ifp)->if_stats, x);
77 }
78
79 static inline void
if_statdec_ref(net_stat_ref_t nsr,if_stat_t x)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
if_statadd(ifnet_t * ifp,if_stat_t x,uint64_t v)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
if_statadd_ref(net_stat_ref_t nsr,if_stat_t x,uint64_t v)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
if_statadd2(ifnet_t * ifp,if_stat_t x1,uint64_t v1,if_stat_t x2,uint64_t v2)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
if_statsub(ifnet_t * ifp,if_stat_t x,uint64_t v)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
if_statsub_ref(net_stat_ref_t nsr,if_stat_t x,uint64_t v)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