[457] | 1 | /**
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| 2 | * @file
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| 3 | * Statistics API (to be used from TCPIP thread)
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
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| 8 | * All rights reserved.
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| 9 | *
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| 10 | * Redistribution and use in source and binary forms, with or without modification,
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| 11 | * are permitted provided that the following conditions are met:
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| 12 | *
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| 13 | * 1. Redistributions of source code must retain the above copyright notice,
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| 14 | * this list of conditions and the following disclaimer.
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| 15 | * 2. Redistributions in binary form must reproduce the above copyright notice,
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| 16 | * this list of conditions and the following disclaimer in the documentation
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| 17 | * and/or other materials provided with the distribution.
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| 18 | * 3. The name of the author may not be used to endorse or promote products
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| 19 | * derived from this software without specific prior written permission.
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| 20 | *
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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| 22 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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| 23 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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| 24 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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| 25 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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| 26 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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| 27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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| 28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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| 29 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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| 30 | * OF SUCH DAMAGE.
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| 31 | *
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| 32 | * This file is part of the lwIP TCP/IP stack.
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| 33 | *
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| 34 | * Author: Adam Dunkels <adam@sics.se>
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| 35 | *
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| 36 | */
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| 37 | #ifndef LWIP_HDR_STATS_H
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| 38 | #define LWIP_HDR_STATS_H
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| 39 |
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| 40 | #include "lwip/opt.h"
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| 41 |
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| 42 | #include "lwip/mem.h"
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| 43 | #include "lwip/memp.h"
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| 44 |
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| 45 | #ifdef __cplusplus
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| 46 | extern "C" {
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| 47 | #endif
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| 48 |
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| 49 | #if LWIP_STATS
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| 50 |
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| 51 | #ifndef LWIP_STATS_LARGE
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| 52 | #define LWIP_STATS_LARGE 0
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| 53 | #endif
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| 54 |
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| 55 | #if LWIP_STATS_LARGE
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| 56 | #define STAT_COUNTER u32_t
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| 57 | #define STAT_COUNTER_F U32_F
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| 58 | #else
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| 59 | #define STAT_COUNTER u16_t
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| 60 | #define STAT_COUNTER_F U16_F
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| 61 | #endif
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| 62 |
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| 63 | /** Protocol related stats */
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| 64 | struct stats_proto {
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| 65 | STAT_COUNTER xmit; /* Transmitted packets. */
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| 66 | STAT_COUNTER recv; /* Received packets. */
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| 67 | STAT_COUNTER fw; /* Forwarded packets. */
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| 68 | STAT_COUNTER drop; /* Dropped packets. */
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| 69 | STAT_COUNTER chkerr; /* Checksum error. */
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| 70 | STAT_COUNTER lenerr; /* Invalid length error. */
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| 71 | STAT_COUNTER memerr; /* Out of memory error. */
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| 72 | STAT_COUNTER rterr; /* Routing error. */
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| 73 | STAT_COUNTER proterr; /* Protocol error. */
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| 74 | STAT_COUNTER opterr; /* Error in options. */
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| 75 | STAT_COUNTER err; /* Misc error. */
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| 76 | STAT_COUNTER cachehit;
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| 77 | };
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| 78 |
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| 79 | /** IGMP stats */
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| 80 | struct stats_igmp {
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| 81 | STAT_COUNTER xmit; /* Transmitted packets. */
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| 82 | STAT_COUNTER recv; /* Received packets. */
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| 83 | STAT_COUNTER drop; /* Dropped packets. */
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| 84 | STAT_COUNTER chkerr; /* Checksum error. */
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| 85 | STAT_COUNTER lenerr; /* Invalid length error. */
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| 86 | STAT_COUNTER memerr; /* Out of memory error. */
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| 87 | STAT_COUNTER proterr; /* Protocol error. */
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| 88 | STAT_COUNTER rx_v1; /* Received v1 frames. */
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| 89 | STAT_COUNTER rx_group; /* Received group-specific queries. */
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| 90 | STAT_COUNTER rx_general; /* Received general queries. */
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| 91 | STAT_COUNTER rx_report; /* Received reports. */
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| 92 | STAT_COUNTER tx_join; /* Sent joins. */
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| 93 | STAT_COUNTER tx_leave; /* Sent leaves. */
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| 94 | STAT_COUNTER tx_report; /* Sent reports. */
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| 95 | };
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| 96 |
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| 97 | /** Memory stats */
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| 98 | struct stats_mem {
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| 99 | #if defined(LWIP_DEBUG) || LWIP_STATS_DISPLAY
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| 100 | const char *name;
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| 101 | #endif /* defined(LWIP_DEBUG) || LWIP_STATS_DISPLAY */
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| 102 | STAT_COUNTER err;
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| 103 | mem_size_t avail;
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| 104 | mem_size_t used;
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| 105 | mem_size_t max;
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| 106 | STAT_COUNTER illegal;
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| 107 | };
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| 108 |
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| 109 | /** System element stats */
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| 110 | struct stats_syselem {
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| 111 | STAT_COUNTER used;
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| 112 | STAT_COUNTER max;
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| 113 | STAT_COUNTER err;
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| 114 | };
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| 115 |
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| 116 | /** System stats */
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| 117 | struct stats_sys {
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| 118 | struct stats_syselem sem;
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| 119 | struct stats_syselem mutex;
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| 120 | struct stats_syselem mbox;
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| 121 | };
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| 122 |
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| 123 | /** SNMP MIB2 stats */
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| 124 | struct stats_mib2 {
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| 125 | /* IP */
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| 126 | u32_t ipinhdrerrors;
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| 127 | u32_t ipinaddrerrors;
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| 128 | u32_t ipinunknownprotos;
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| 129 | u32_t ipindiscards;
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| 130 | u32_t ipindelivers;
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| 131 | u32_t ipoutrequests;
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| 132 | u32_t ipoutdiscards;
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| 133 | u32_t ipoutnoroutes;
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| 134 | u32_t ipreasmoks;
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| 135 | u32_t ipreasmfails;
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| 136 | u32_t ipfragoks;
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| 137 | u32_t ipfragfails;
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| 138 | u32_t ipfragcreates;
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| 139 | u32_t ipreasmreqds;
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| 140 | u32_t ipforwdatagrams;
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| 141 | u32_t ipinreceives;
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| 142 |
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| 143 | /* TCP */
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| 144 | u32_t tcpactiveopens;
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| 145 | u32_t tcppassiveopens;
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| 146 | u32_t tcpattemptfails;
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| 147 | u32_t tcpestabresets;
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| 148 | u32_t tcpoutsegs;
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| 149 | u32_t tcpretranssegs;
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| 150 | u32_t tcpinsegs;
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| 151 | u32_t tcpinerrs;
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| 152 | u32_t tcpoutrsts;
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| 153 |
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| 154 | /* UDP */
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| 155 | u32_t udpindatagrams;
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| 156 | u32_t udpnoports;
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| 157 | u32_t udpinerrors;
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| 158 | u32_t udpoutdatagrams;
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| 159 |
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| 160 | /* ICMP */
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| 161 | u32_t icmpinmsgs;
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| 162 | u32_t icmpinerrors;
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| 163 | u32_t icmpindestunreachs;
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| 164 | u32_t icmpintimeexcds;
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| 165 | u32_t icmpinparmprobs;
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| 166 | u32_t icmpinsrcquenchs;
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| 167 | u32_t icmpinredirects;
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| 168 | u32_t icmpinechos;
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| 169 | u32_t icmpinechoreps;
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| 170 | u32_t icmpintimestamps;
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| 171 | u32_t icmpintimestampreps;
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| 172 | u32_t icmpinaddrmasks;
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| 173 | u32_t icmpinaddrmaskreps;
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| 174 | u32_t icmpoutmsgs;
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| 175 | u32_t icmpouterrors;
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| 176 | u32_t icmpoutdestunreachs;
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| 177 | u32_t icmpouttimeexcds;
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| 178 | u32_t icmpoutechos; /* can be incremented by user application ('ping') */
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| 179 | u32_t icmpoutechoreps;
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| 180 | };
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| 181 |
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| 182 | /**
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| 183 | * @ingroup netif_mib2
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| 184 | * SNMP MIB2 interface stats
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| 185 | */
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| 186 | struct stats_mib2_netif_ctrs {
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| 187 | /** The total number of octets received on the interface, including framing characters */
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| 188 | u32_t ifinoctets;
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| 189 | /** The number of packets, delivered by this sub-layer to a higher (sub-)layer, which were
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| 190 | * not addressed to a multicast or broadcast address at this sub-layer */
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| 191 | u32_t ifinucastpkts;
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| 192 | /** The number of packets, delivered by this sub-layer to a higher (sub-)layer, which were
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| 193 | * addressed to a multicast or broadcast address at this sub-layer */
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| 194 | u32_t ifinnucastpkts;
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| 195 | /** The number of inbound packets which were chosen to be discarded even though no errors had
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| 196 | * been detected to prevent their being deliverable to a higher-layer protocol. One possible
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| 197 | * reason for discarding such a packet could be to free up buffer space */
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| 198 | u32_t ifindiscards;
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| 199 | /** For packet-oriented interfaces, the number of inbound packets that contained errors
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| 200 | * preventing them from being deliverable to a higher-layer protocol. For character-
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| 201 | * oriented or fixed-length interfaces, the number of inbound transmission units that
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| 202 | * contained errors preventing them from being deliverable to a higher-layer protocol. */
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| 203 | u32_t ifinerrors;
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| 204 | /** For packet-oriented interfaces, the number of packets received via the interface which
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| 205 | * were discarded because of an unknown or unsupported protocol. For character-oriented
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| 206 | * or fixed-length interfaces that support protocol multiplexing the number of transmission
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| 207 | * units received via the interface which were discarded because of an unknown or unsupported
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| 208 | * protocol. For any interface that does not support protocol multiplexing, this counter will
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| 209 | * always be 0 */
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| 210 | u32_t ifinunknownprotos;
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| 211 | /** The total number of octets transmitted out of the interface, including framing characters. */
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| 212 | u32_t ifoutoctets;
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| 213 | /** The total number of packets that higher-level protocols requested be transmitted, and
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| 214 | * which were not addressed to a multicast or broadcast address at this sub-layer, including
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| 215 | * those that were discarded or not sent. */
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| 216 | u32_t ifoutucastpkts;
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| 217 | /** The total number of packets that higher-level protocols requested be transmitted, and which
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| 218 | * were addressed to a multicast or broadcast address at this sub-layer, including
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| 219 | * those that were discarded or not sent. */
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| 220 | u32_t ifoutnucastpkts;
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| 221 | /** The number of outbound packets which were chosen to be discarded even though no errors had
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| 222 | * been detected to prevent their being transmitted. One possible reason for discarding
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| 223 | * such a packet could be to free up buffer space. */
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| 224 | u32_t ifoutdiscards;
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| 225 | /** For packet-oriented interfaces, the number of outbound packets that could not be transmitted
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| 226 | * because of errors. For character-oriented or fixed-length interfaces, the number of outbound
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| 227 | * transmission units that could not be transmitted because of errors. */
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| 228 | u32_t ifouterrors;
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| 229 | };
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| 230 |
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| 231 | /** lwIP stats container */
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| 232 | struct stats_ {
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| 233 | #if LINK_STATS
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| 234 | /** Link level */
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| 235 | struct stats_proto link;
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| 236 | #endif
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| 237 | #if ETHARP_STATS
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| 238 | /** ARP */
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| 239 | struct stats_proto etharp;
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| 240 | #endif
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| 241 | #if IPFRAG_STATS
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| 242 | /** Fragmentation */
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| 243 | struct stats_proto ip_frag;
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| 244 | #endif
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| 245 | #if IP_STATS
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| 246 | /** IP */
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| 247 | struct stats_proto ip;
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| 248 | #endif
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| 249 | #if ICMP_STATS
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| 250 | /** ICMP */
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| 251 | struct stats_proto icmp;
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| 252 | #endif
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| 253 | #if IGMP_STATS
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| 254 | /** IGMP */
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| 255 | struct stats_igmp igmp;
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| 256 | #endif
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| 257 | #if UDP_STATS
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| 258 | /** UDP */
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| 259 | struct stats_proto udp;
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| 260 | #endif
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| 261 | #if TCP_STATS
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| 262 | /** TCP */
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| 263 | struct stats_proto tcp;
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| 264 | #endif
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| 265 | #if MEM_STATS
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| 266 | /** Heap */
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| 267 | struct stats_mem mem;
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| 268 | #endif
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| 269 | #if MEMP_STATS
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| 270 | /** Internal memory pools */
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| 271 | struct stats_mem *memp[MEMP_MAX];
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| 272 | #endif
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| 273 | #if SYS_STATS
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| 274 | /** System */
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| 275 | struct stats_sys sys;
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| 276 | #endif
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| 277 | #if IP6_STATS
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| 278 | /** IPv6 */
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| 279 | struct stats_proto ip6;
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| 280 | #endif
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| 281 | #if ICMP6_STATS
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| 282 | /** ICMP6 */
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| 283 | struct stats_proto icmp6;
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| 284 | #endif
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| 285 | #if IP6_FRAG_STATS
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| 286 | /** IPv6 fragmentation */
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| 287 | struct stats_proto ip6_frag;
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| 288 | #endif
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| 289 | #if MLD6_STATS
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| 290 | /** Multicast listener discovery */
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| 291 | struct stats_igmp mld6;
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| 292 | #endif
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| 293 | #if ND6_STATS
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| 294 | /** Neighbor discovery */
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| 295 | struct stats_proto nd6;
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| 296 | #endif
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| 297 | #if MIB2_STATS
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| 298 | /** SNMP MIB2 */
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| 299 | struct stats_mib2 mib2;
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| 300 | #endif
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| 301 | };
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| 302 |
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| 303 | /** Global variable containing lwIP internal statistics. Add this to your debugger's watchlist. */
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| 304 | extern struct stats_ lwip_stats;
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| 305 |
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| 306 | /** Init statistics */
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| 307 | void stats_init(void);
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| 308 |
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| 309 | #define STATS_INC(x) ++lwip_stats.x
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| 310 | #define STATS_DEC(x) --lwip_stats.x
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| 311 | #define STATS_INC_USED(x, y, type) do { lwip_stats.x.used = (type)(lwip_stats.x.used + y); \
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| 312 | if (lwip_stats.x.max < lwip_stats.x.used) { \
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| 313 | lwip_stats.x.max = lwip_stats.x.used; \
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| 314 | } \
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| 315 | } while(0)
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| 316 | #define STATS_GET(x) lwip_stats.x
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| 317 | #else /* LWIP_STATS */
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| 318 | #define stats_init()
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| 319 | #define STATS_INC(x)
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| 320 | #define STATS_DEC(x)
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| 321 | #define STATS_INC_USED(x, y, type)
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| 322 | #endif /* LWIP_STATS */
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| 323 |
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| 324 | #if TCP_STATS
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| 325 | #define TCP_STATS_INC(x) STATS_INC(x)
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| 326 | #define TCP_STATS_DISPLAY() stats_display_proto(&lwip_stats.tcp, "TCP")
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| 327 | #else
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| 328 | #define TCP_STATS_INC(x)
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| 329 | #define TCP_STATS_DISPLAY()
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| 330 | #endif
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| 331 |
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| 332 | #if UDP_STATS
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| 333 | #define UDP_STATS_INC(x) STATS_INC(x)
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| 334 | #define UDP_STATS_DISPLAY() stats_display_proto(&lwip_stats.udp, "UDP")
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| 335 | #else
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| 336 | #define UDP_STATS_INC(x)
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| 337 | #define UDP_STATS_DISPLAY()
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| 338 | #endif
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| 339 |
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| 340 | #if ICMP_STATS
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| 341 | #define ICMP_STATS_INC(x) STATS_INC(x)
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| 342 | #define ICMP_STATS_DISPLAY() stats_display_proto(&lwip_stats.icmp, "ICMP")
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| 343 | #else
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| 344 | #define ICMP_STATS_INC(x)
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| 345 | #define ICMP_STATS_DISPLAY()
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| 346 | #endif
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| 347 |
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| 348 | #if IGMP_STATS
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| 349 | #define IGMP_STATS_INC(x) STATS_INC(x)
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| 350 | #define IGMP_STATS_DISPLAY() stats_display_igmp(&lwip_stats.igmp, "IGMP")
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| 351 | #else
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| 352 | #define IGMP_STATS_INC(x)
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| 353 | #define IGMP_STATS_DISPLAY()
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| 354 | #endif
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| 355 |
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| 356 | #if IP_STATS
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| 357 | #define IP_STATS_INC(x) STATS_INC(x)
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| 358 | #define IP_STATS_DISPLAY() stats_display_proto(&lwip_stats.ip, "IP")
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| 359 | #else
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| 360 | #define IP_STATS_INC(x)
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| 361 | #define IP_STATS_DISPLAY()
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| 362 | #endif
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| 363 |
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| 364 | #if IPFRAG_STATS
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| 365 | #define IPFRAG_STATS_INC(x) STATS_INC(x)
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| 366 | #define IPFRAG_STATS_DISPLAY() stats_display_proto(&lwip_stats.ip_frag, "IP_FRAG")
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| 367 | #else
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| 368 | #define IPFRAG_STATS_INC(x)
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| 369 | #define IPFRAG_STATS_DISPLAY()
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| 370 | #endif
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| 371 |
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| 372 | #if ETHARP_STATS
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| 373 | #define ETHARP_STATS_INC(x) STATS_INC(x)
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| 374 | #define ETHARP_STATS_DISPLAY() stats_display_proto(&lwip_stats.etharp, "ETHARP")
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| 375 | #else
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| 376 | #define ETHARP_STATS_INC(x)
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| 377 | #define ETHARP_STATS_DISPLAY()
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| 378 | #endif
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| 379 |
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| 380 | #if LINK_STATS
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| 381 | #define LINK_STATS_INC(x) STATS_INC(x)
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| 382 | #define LINK_STATS_DISPLAY() stats_display_proto(&lwip_stats.link, "LINK")
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| 383 | #else
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| 384 | #define LINK_STATS_INC(x)
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| 385 | #define LINK_STATS_DISPLAY()
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| 386 | #endif
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| 387 |
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| 388 | #if MEM_STATS
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| 389 | #define MEM_STATS_AVAIL(x, y) lwip_stats.mem.x = y
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| 390 | #define MEM_STATS_INC(x) STATS_INC(mem.x)
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| 391 | #define MEM_STATS_INC_USED(x, y) STATS_INC_USED(mem, y, mem_size_t)
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| 392 | #define MEM_STATS_DEC_USED(x, y) lwip_stats.mem.x = (mem_size_t)((lwip_stats.mem.x) - (y))
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| 393 | #define MEM_STATS_DISPLAY() stats_display_mem(&lwip_stats.mem, "HEAP")
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| 394 | #else
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| 395 | #define MEM_STATS_AVAIL(x, y)
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| 396 | #define MEM_STATS_INC(x)
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| 397 | #define MEM_STATS_INC_USED(x, y)
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| 398 | #define MEM_STATS_DEC_USED(x, y)
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| 399 | #define MEM_STATS_DISPLAY()
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| 400 | #endif
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| 401 |
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| 402 | #if MEMP_STATS
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| 403 | #define MEMP_STATS_DEC(x, i) STATS_DEC(memp[i]->x)
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| 404 | #define MEMP_STATS_DISPLAY(i) stats_display_memp(lwip_stats.memp[i], i)
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| 405 | #define MEMP_STATS_GET(x, i) STATS_GET(memp[i]->x)
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| 406 | #else
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| 407 | #define MEMP_STATS_DEC(x, i)
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| 408 | #define MEMP_STATS_DISPLAY(i)
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| 409 | #define MEMP_STATS_GET(x, i) 0
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| 410 | #endif
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| 411 |
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| 412 | #if SYS_STATS
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| 413 | #define SYS_STATS_INC(x) STATS_INC(sys.x)
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| 414 | #define SYS_STATS_DEC(x) STATS_DEC(sys.x)
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| 415 | #define SYS_STATS_INC_USED(x) STATS_INC_USED(sys.x, 1, STAT_COUNTER)
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| 416 | #define SYS_STATS_DISPLAY() stats_display_sys(&lwip_stats.sys)
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| 417 | #else
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| 418 | #define SYS_STATS_INC(x)
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| 419 | #define SYS_STATS_DEC(x)
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| 420 | #define SYS_STATS_INC_USED(x)
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| 421 | #define SYS_STATS_DISPLAY()
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| 422 | #endif
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| 423 |
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| 424 | #if IP6_STATS
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| 425 | #define IP6_STATS_INC(x) STATS_INC(x)
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| 426 | #define IP6_STATS_DISPLAY() stats_display_proto(&lwip_stats.ip6, "IPv6")
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| 427 | #else
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| 428 | #define IP6_STATS_INC(x)
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| 429 | #define IP6_STATS_DISPLAY()
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| 430 | #endif
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| 431 |
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| 432 | #if ICMP6_STATS
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| 433 | #define ICMP6_STATS_INC(x) STATS_INC(x)
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| 434 | #define ICMP6_STATS_DISPLAY() stats_display_proto(&lwip_stats.icmp6, "ICMPv6")
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| 435 | #else
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| 436 | #define ICMP6_STATS_INC(x)
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| 437 | #define ICMP6_STATS_DISPLAY()
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| 438 | #endif
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| 439 |
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| 440 | #if IP6_FRAG_STATS
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| 441 | #define IP6_FRAG_STATS_INC(x) STATS_INC(x)
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| 442 | #define IP6_FRAG_STATS_DISPLAY() stats_display_proto(&lwip_stats.ip6_frag, "IPv6 FRAG")
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| 443 | #else
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| 444 | #define IP6_FRAG_STATS_INC(x)
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| 445 | #define IP6_FRAG_STATS_DISPLAY()
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| 446 | #endif
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| 447 |
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| 448 | #if MLD6_STATS
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| 449 | #define MLD6_STATS_INC(x) STATS_INC(x)
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| 450 | #define MLD6_STATS_DISPLAY() stats_display_igmp(&lwip_stats.mld6, "MLDv1")
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| 451 | #else
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| 452 | #define MLD6_STATS_INC(x)
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| 453 | #define MLD6_STATS_DISPLAY()
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| 454 | #endif
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| 455 |
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| 456 | #if ND6_STATS
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| 457 | #define ND6_STATS_INC(x) STATS_INC(x)
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| 458 | #define ND6_STATS_DISPLAY() stats_display_proto(&lwip_stats.nd6, "ND")
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| 459 | #else
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| 460 | #define ND6_STATS_INC(x)
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| 461 | #define ND6_STATS_DISPLAY()
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| 462 | #endif
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| 463 |
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| 464 | #if MIB2_STATS
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| 465 | #define MIB2_STATS_INC(x) STATS_INC(x)
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| 466 | #else
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| 467 | #define MIB2_STATS_INC(x)
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| 468 | #endif
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| 469 |
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| 470 | /* Display of statistics */
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| 471 | #if LWIP_STATS_DISPLAY
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| 472 | void stats_display(void);
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| 473 | void stats_display_proto(struct stats_proto *proto, const char *name);
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| 474 | void stats_display_igmp(struct stats_igmp *igmp, const char *name);
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| 475 | void stats_display_mem(struct stats_mem *mem, const char *name);
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| 476 | void stats_display_memp(struct stats_mem *mem, int index);
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| 477 | void stats_display_sys(struct stats_sys *sys);
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| 478 | #else /* LWIP_STATS_DISPLAY */
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| 479 | #define stats_display()
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| 480 | #define stats_display_proto(proto, name)
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| 481 | #define stats_display_igmp(igmp, name)
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| 482 | #define stats_display_mem(mem, name)
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| 483 | #define stats_display_memp(mem, index)
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| 484 | #define stats_display_sys(sys)
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| 485 | #endif /* LWIP_STATS_DISPLAY */
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| 486 |
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| 487 | #ifdef __cplusplus
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| 488 | }
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| 489 | #endif
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| 490 |
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| 491 | #endif /* LWIP_HDR_STATS_H */
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