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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