1 | /*
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2 | * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
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3 | * All rights reserved.
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4 | *
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5 | * Redistribution and use in source and binary forms, with or without modification,
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6 | * are permitted provided that the following conditions are met:
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7 | *
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8 | * 1. Redistributions of source code must retain the above copyright notice,
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9 | * this list of conditions and the following disclaimer.
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10 | * 2. Redistributions in binary form must reproduce the above copyright notice,
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11 | * this list of conditions and the following disclaimer in the documentation
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12 | * and/or other materials provided with the distribution.
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13 | * 3. The name of the author may not be used to endorse or promote products
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14 | * derived from this software without specific prior written permission.
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15 | *
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16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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19 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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20 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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21 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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22 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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23 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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24 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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25 | * OF SUCH DAMAGE.
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26 | *
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27 | * This file is part of the lwIP TCP/IP stack.
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28 | *
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29 | * Author: Adam Dunkels <adam@sics.se>
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30 | *
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31 | */
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32 | #ifndef __LWIP_STATS_H__
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33 | #define __LWIP_STATS_H__
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34 |
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35 | #include "lwip/opt.h"
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36 |
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37 | #include "lwip/mem.h"
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38 | #include "lwip/memp.h"
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39 |
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40 | #ifdef __cplusplus
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41 | extern "C" {
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42 | #endif
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43 |
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44 | #if LWIP_STATS
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45 |
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46 | #ifndef LWIP_STATS_LARGE
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47 | #define LWIP_STATS_LARGE 0
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48 | #endif
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49 |
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50 | #if LWIP_STATS_LARGE
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51 | #define STAT_COUNTER u32_t
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52 | #define STAT_COUNTER_F U32_F
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53 | #else
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54 | #define STAT_COUNTER u16_t
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55 | #define STAT_COUNTER_F U16_F
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56 | #endif
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57 |
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58 | struct stats_proto {
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59 | STAT_COUNTER xmit; /* Transmitted packets. */
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60 | STAT_COUNTER recv; /* Received packets. */
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61 | STAT_COUNTER fw; /* Forwarded packets. */
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62 | STAT_COUNTER drop; /* Dropped packets. */
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63 | STAT_COUNTER chkerr; /* Checksum error. */
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64 | STAT_COUNTER lenerr; /* Invalid length error. */
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65 | STAT_COUNTER memerr; /* Out of memory error. */
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66 | STAT_COUNTER rterr; /* Routing error. */
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67 | STAT_COUNTER proterr; /* Protocol error. */
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68 | STAT_COUNTER opterr; /* Error in options. */
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69 | STAT_COUNTER err; /* Misc error. */
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70 | STAT_COUNTER cachehit;
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71 | };
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72 |
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73 | struct stats_igmp {
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74 | STAT_COUNTER xmit; /* Transmitted packets. */
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75 | STAT_COUNTER recv; /* Received packets. */
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76 | STAT_COUNTER drop; /* Dropped packets. */
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77 | STAT_COUNTER chkerr; /* Checksum error. */
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78 | STAT_COUNTER lenerr; /* Invalid length error. */
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79 | STAT_COUNTER memerr; /* Out of memory error. */
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80 | STAT_COUNTER proterr; /* Protocol error. */
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81 | STAT_COUNTER rx_v1; /* Received v1 frames. */
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82 | STAT_COUNTER rx_group; /* Received group-specific queries. */
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83 | STAT_COUNTER rx_general; /* Received general queries. */
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84 | STAT_COUNTER rx_report; /* Received reports. */
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85 | STAT_COUNTER tx_join; /* Sent joins. */
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86 | STAT_COUNTER tx_leave; /* Sent leaves. */
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87 | STAT_COUNTER tx_report; /* Sent reports. */
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88 | };
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89 |
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90 | struct stats_mem {
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91 | #ifdef LWIP_DEBUG
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92 | const char *name;
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93 | #endif /* LWIP_DEBUG */
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94 | mem_size_t avail;
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95 | mem_size_t used;
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96 | mem_size_t max;
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97 | STAT_COUNTER err;
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98 | STAT_COUNTER illegal;
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99 | };
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100 |
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101 | struct stats_syselem {
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102 | STAT_COUNTER used;
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103 | STAT_COUNTER max;
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104 | STAT_COUNTER err;
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105 | };
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106 |
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107 | struct stats_sys {
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108 | struct stats_syselem sem;
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109 | struct stats_syselem mutex;
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110 | struct stats_syselem mbox;
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111 | };
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112 |
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113 | struct stats_ {
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114 | #if LINK_STATS
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115 | struct stats_proto link;
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116 | #endif
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117 | #if ETHARP_STATS
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118 | struct stats_proto etharp;
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119 | #endif
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120 | #if IPFRAG_STATS
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121 | struct stats_proto ip_frag;
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122 | #endif
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123 | #if IP_STATS
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124 | struct stats_proto ip;
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125 | #endif
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126 | #if ICMP_STATS
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127 | struct stats_proto icmp;
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128 | #endif
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129 | #if IGMP_STATS
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130 | struct stats_igmp igmp;
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131 | #endif
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132 | #if UDP_STATS
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133 | struct stats_proto udp;
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134 | #endif
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135 | #if TCP_STATS
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136 | struct stats_proto tcp;
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137 | #endif
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138 | #if MEM_STATS
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139 | struct stats_mem mem;
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140 | #endif
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141 | #if MEMP_STATS
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142 | struct stats_mem memp[MEMP_MAX];
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143 | #endif
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144 | #if SYS_STATS
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145 | struct stats_sys sys;
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146 | #endif
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147 | };
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148 |
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149 | extern struct stats_ lwip_stats;
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150 |
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151 | void stats_init(void);
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152 |
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153 | #define STATS_INC(x) ++lwip_stats.x
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154 | #define STATS_DEC(x) --lwip_stats.x
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155 | #define STATS_INC_USED(x, y) do { lwip_stats.x.used += y; \
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156 | if (lwip_stats.x.max < lwip_stats.x.used) { \
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157 | lwip_stats.x.max = lwip_stats.x.used; \
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158 | } \
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159 | } while(0)
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160 | #else /* LWIP_STATS */
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161 | #define stats_init()
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162 | #define STATS_INC(x)
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163 | #define STATS_DEC(x)
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164 | #define STATS_INC_USED(x)
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165 | #endif /* LWIP_STATS */
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166 |
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167 | #if TCP_STATS
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168 | #define TCP_STATS_INC(x) STATS_INC(x)
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169 | #define TCP_STATS_DISPLAY() stats_display_proto(&lwip_stats.tcp, "TCP")
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170 | #else
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171 | #define TCP_STATS_INC(x)
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172 | #define TCP_STATS_DISPLAY()
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173 | #endif
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174 |
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175 | #if UDP_STATS
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176 | #define UDP_STATS_INC(x) STATS_INC(x)
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177 | #define UDP_STATS_DISPLAY() stats_display_proto(&lwip_stats.udp, "UDP")
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178 | #else
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179 | #define UDP_STATS_INC(x)
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180 | #define UDP_STATS_DISPLAY()
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181 | #endif
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182 |
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183 | #if ICMP_STATS
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184 | #define ICMP_STATS_INC(x) STATS_INC(x)
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185 | #define ICMP_STATS_DISPLAY() stats_display_proto(&lwip_stats.icmp, "ICMP")
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186 | #else
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187 | #define ICMP_STATS_INC(x)
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188 | #define ICMP_STATS_DISPLAY()
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189 | #endif
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190 |
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191 | #if IGMP_STATS
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192 | #define IGMP_STATS_INC(x) STATS_INC(x)
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193 | #define IGMP_STATS_DISPLAY() stats_display_igmp(&lwip_stats.igmp)
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194 | #else
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195 | #define IGMP_STATS_INC(x)
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196 | #define IGMP_STATS_DISPLAY()
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197 | #endif
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198 |
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199 | #if IP_STATS
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200 | #define IP_STATS_INC(x) STATS_INC(x)
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201 | #define IP_STATS_DISPLAY() stats_display_proto(&lwip_stats.ip, "IP")
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202 | #else
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203 | #define IP_STATS_INC(x)
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204 | #define IP_STATS_DISPLAY()
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205 | #endif
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206 |
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207 | #if IPFRAG_STATS
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208 | #define IPFRAG_STATS_INC(x) STATS_INC(x)
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209 | #define IPFRAG_STATS_DISPLAY() stats_display_proto(&lwip_stats.ip_frag, "IP_FRAG")
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210 | #else
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211 | #define IPFRAG_STATS_INC(x)
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212 | #define IPFRAG_STATS_DISPLAY()
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213 | #endif
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214 |
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215 | #if ETHARP_STATS
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216 | #define ETHARP_STATS_INC(x) STATS_INC(x)
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217 | #define ETHARP_STATS_DISPLAY() stats_display_proto(&lwip_stats.etharp, "ETHARP")
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218 | #else
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219 | #define ETHARP_STATS_INC(x)
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220 | #define ETHARP_STATS_DISPLAY()
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221 | #endif
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222 |
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223 | #if LINK_STATS
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224 | #define LINK_STATS_INC(x) STATS_INC(x)
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225 | #define LINK_STATS_DISPLAY() stats_display_proto(&lwip_stats.link, "LINK")
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226 | #else
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227 | #define LINK_STATS_INC(x)
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228 | #define LINK_STATS_DISPLAY()
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229 | #endif
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230 |
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231 | #if MEM_STATS
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232 | #define MEM_STATS_AVAIL(x, y) lwip_stats.mem.x = y
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233 | #define MEM_STATS_INC(x) STATS_INC(mem.x)
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234 | #define MEM_STATS_INC_USED(x, y) STATS_INC_USED(mem, y)
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235 | #define MEM_STATS_DEC_USED(x, y) lwip_stats.mem.x -= y
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236 | #define MEM_STATS_DISPLAY() stats_display_mem(&lwip_stats.mem, "HEAP")
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237 | #else
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238 | #define MEM_STATS_AVAIL(x, y)
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239 | #define MEM_STATS_INC(x)
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240 | #define MEM_STATS_INC_USED(x, y)
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241 | #define MEM_STATS_DEC_USED(x, y)
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242 | #define MEM_STATS_DISPLAY()
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243 | #endif
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244 |
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245 | #if MEMP_STATS
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246 | #define MEMP_STATS_AVAIL(x, i, y) lwip_stats.memp[i].x = y
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247 | #define MEMP_STATS_INC(x, i) STATS_INC(memp[i].x)
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248 | #define MEMP_STATS_DEC(x, i) STATS_DEC(memp[i].x)
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249 | #define MEMP_STATS_INC_USED(x, i) STATS_INC_USED(memp[i], 1)
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250 | #define MEMP_STATS_DISPLAY(i) stats_display_memp(&lwip_stats.memp[i], i)
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251 | #else
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252 | #define MEMP_STATS_AVAIL(x, i, y)
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253 | #define MEMP_STATS_INC(x, i)
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254 | #define MEMP_STATS_DEC(x, i)
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255 | #define MEMP_STATS_INC_USED(x, i)
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256 | #define MEMP_STATS_DISPLAY(i)
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257 | #endif
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258 |
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259 | #if SYS_STATS
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260 | #define SYS_STATS_INC(x) STATS_INC(sys.x)
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261 | #define SYS_STATS_DEC(x) STATS_DEC(sys.x)
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262 | #define SYS_STATS_INC_USED(x) STATS_INC_USED(sys.x, 1)
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263 | #define SYS_STATS_DISPLAY() stats_display_sys(&lwip_stats.sys)
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264 | #else
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265 | #define SYS_STATS_INC(x)
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266 | #define SYS_STATS_DEC(x)
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267 | #define SYS_STATS_INC_USED(x)
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268 | #define SYS_STATS_DISPLAY()
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269 | #endif
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270 |
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271 | /* Display of statistics */
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272 | #if LWIP_STATS_DISPLAY
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273 | void stats_display(void);
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274 | void stats_display_proto(struct stats_proto *proto, const char *name);
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275 | void stats_display_igmp(struct stats_igmp *igmp);
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276 | void stats_display_mem(struct stats_mem *mem, const char *name);
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277 | void stats_display_memp(struct stats_mem *mem, int index);
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278 | void stats_display_sys(struct stats_sys *sys);
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279 | #else /* LWIP_STATS_DISPLAY */
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280 | #define stats_display()
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281 | #define stats_display_proto(proto, name)
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282 | #define stats_display_igmp(igmp)
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283 | #define stats_display_mem(mem, name)
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284 | #define stats_display_memp(mem, index)
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285 | #define stats_display_sys(sys)
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286 | #endif /* LWIP_STATS_DISPLAY */
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287 |
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288 | #ifdef __cplusplus
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289 | }
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290 | #endif
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291 |
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292 | #endif /* __LWIP_STATS_H__ */
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