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1 | office | 1 | /** |
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 | |||
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 | |||
40 | #include "lwip/opt.h" |
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41 | |||
42 | #include "lwip/mem.h" |
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43 | #include "lwip/memp.h" |
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44 | |||
45 | #ifdef __cplusplus |
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46 | extern "C" { |
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47 | #endif |
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48 | |||
49 | #if LWIP_STATS |
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50 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
306 | /** Init statistics */ |
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307 | void stats_init(void); |
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308 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
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 | |||
487 | #ifdef __cplusplus |
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488 | } |
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489 | #endif |
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490 | |||
491 | #endif /* LWIP_HDR_STATS_H */ |