1/* 2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without modification, 6 * are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 25 * OF SUCH DAMAGE. 26 * 27 * This file is part of the lwIP TCP/IP stack. 28 * 29 * Author: Adam Dunkels <adam@sics.se> 30 * 31 */ 32#ifndef __LWIP_STATS_H__ 33#define __LWIP_STATS_H__ 34 35#include "lwip/opt.h" 36 37#include "lwip/mem.h" 38#include "lwip/memp.h" 39 40#ifdef __cplusplus 41extern "C" { 42#endif 43 44#if LWIP_STATS 45 46#ifndef LWIP_STATS_LARGE 47#define LWIP_STATS_LARGE 0 48#endif 49 50#if LWIP_STATS_LARGE 51#define STAT_COUNTER u32_t 52#define STAT_COUNTER_F U32_F 53#else 54#define STAT_COUNTER u16_t 55#define STAT_COUNTER_F U16_F 56#endif 57 58 struct stats_proto { 59 STAT_COUNTER xmit; /* Transmitted packets. */ 60 STAT_COUNTER recv; /* Received packets. */ 61 STAT_COUNTER fw; /* Forwarded packets. */ 62 STAT_COUNTER drop; /* Dropped packets. */ 63 STAT_COUNTER chkerr; /* Checksum error. */ 64 STAT_COUNTER lenerr; /* Invalid length error. */ 65 STAT_COUNTER memerr; /* Out of memory error. */ 66 STAT_COUNTER rterr; /* Routing error. */ 67 STAT_COUNTER proterr; /* Protocol error. */ 68 STAT_COUNTER opterr; /* Error in options. */ 69 STAT_COUNTER err; /* Misc error. */ 70 STAT_COUNTER cachehit; 71 }; 72 73 struct stats_igmp { 74 STAT_COUNTER lenerr; /* Invalid length error. */ 75 STAT_COUNTER chkerr; /* Checksum error. */ 76 STAT_COUNTER v1_rxed; /* */ 77 STAT_COUNTER join_sent; /* */ 78 STAT_COUNTER leave_sent; /* */ 79 STAT_COUNTER unicast_query; /* */ 80 STAT_COUNTER report_sent; /* */ 81 STAT_COUNTER report_rxed; /* */ 82 STAT_COUNTER group_query_rxed; /* */ 83 }; 84 85 struct stats_mem { 86 mem_size_t avail; 87 mem_size_t used; 88 mem_size_t max; 89 STAT_COUNTER err; 90 STAT_COUNTER illegal; 91 }; 92 93 struct stats_syselem { 94 STAT_COUNTER used; 95 STAT_COUNTER max; 96 STAT_COUNTER err; 97 }; 98 99 struct stats_sys { 100 struct stats_syselem sem; 101 struct stats_syselem mbox; 102 }; 103 104 struct stats_ { 105#if LINK_STATS 106 struct stats_proto link; 107#endif 108#if ETHARP_STATS 109 struct stats_proto etharp; 110#endif 111#if IPFRAG_STATS 112 struct stats_proto ip_frag; 113#endif 114#if IP_STATS 115 struct stats_proto ip; 116#endif 117#if ICMP_STATS 118 struct stats_proto icmp; 119#endif 120#if IGMP_STATS 121 struct stats_igmp igmp; 122#endif 123#if UDP_STATS 124 struct stats_proto udp; 125#endif 126#if TCP_STATS 127 struct stats_proto tcp; 128#endif 129#if MEM_STATS 130 struct stats_mem mem; 131#endif 132#if MEMP_STATS 133 struct stats_mem memp[MEMP_MAX]; 134#endif 135#if SYS_STATS 136 struct stats_sys sys; 137#endif 138 }; 139 140 extern struct stats_ lwip_stats; 141 142#define stats_init() /* Compatibility define, not init needed. */ 143 144#define STATS_INC(x) ++lwip_stats.x 145#define STATS_DEC(x) --lwip_stats.x 146#else 147#define stats_init() 148#define STATS_INC(x) 149#define STATS_DEC(x) 150#endif /* LWIP_STATS */ 151 152#if TCP_STATS 153#define TCP_STATS_INC(x) STATS_INC(x) 154#define TCP_STATS_DISPLAY() stats_display_proto(&lwip_stats.tcp, "TCP") 155#else 156#define TCP_STATS_INC(x) 157#define TCP_STATS_DISPLAY() 158#endif 159 160#if UDP_STATS 161#define UDP_STATS_INC(x) STATS_INC(x) 162#define UDP_STATS_DISPLAY() stats_display_proto(&lwip_stats.udp, "UDP") 163#else 164#define UDP_STATS_INC(x) 165#define UDP_STATS_DISPLAY() 166#endif 167 168#if ICMP_STATS 169#define ICMP_STATS_INC(x) STATS_INC(x) 170#define ICMP_STATS_DISPLAY() stats_display_proto(&lwip_stats.icmp, "ICMP") 171#else 172#define ICMP_STATS_INC(x) 173#define ICMP_STATS_DISPLAY() 174#endif 175 176#if IGMP_STATS 177#define IGMP_STATS_INC(x) STATS_INC(x) 178#define IGMP_STATS_DISPLAY() stats_display_igmp(&lwip_stats.igmp) 179#else 180#define IGMP_STATS_INC(x) 181#define IGMP_STATS_DISPLAY() 182#endif 183 184#if IP_STATS 185#define IP_STATS_INC(x) STATS_INC(x) 186#define IP_STATS_DISPLAY() stats_display_proto(&lwip_stats.ip, "IP") 187#else 188#define IP_STATS_INC(x) 189#define IP_STATS_DISPLAY() 190#endif 191 192#if IPFRAG_STATS 193#define IPFRAG_STATS_INC(x) STATS_INC(x) 194#define IPFRAG_STATS_DISPLAY() stats_display_proto(&lwip_stats.ip_frag, "IP_FRAG") 195#else 196#define IPFRAG_STATS_INC(x) 197#define IPFRAG_STATS_DISPLAY() 198#endif 199 200#if ETHARP_STATS 201#define ETHARP_STATS_INC(x) STATS_INC(x) 202#define ETHARP_STATS_DISPLAY() stats_display_proto(&lwip_stats.etharp, "ETHARP") 203#else 204#define ETHARP_STATS_INC(x) 205#define ETHARP_STATS_DISPLAY() 206#endif 207 208#if LINK_STATS 209#define LINK_STATS_INC(x) STATS_INC(x) 210#define LINK_STATS_DISPLAY() stats_display_proto(&lwip_stats.link, "LINK") 211#else 212#define LINK_STATS_INC(x) 213#define LINK_STATS_DISPLAY() 214#endif 215 216#if MEM_STATS 217#define MEM_STATS_AVAIL(x, y) lwip_stats.mem.x = y 218#define MEM_STATS_INC(x) STATS_INC(mem.x) 219#define MEM_STATS_INC_USED(x, y) do { lwip_stats.mem.used += y; \ 220 if (lwip_stats.mem.max < lwip_stats.mem.used) { \ 221 lwip_stats.mem.max = lwip_stats.mem.used; \ 222 } \ 223 } while(0) 224#define MEM_STATS_DEC_USED(x, y) lwip_stats.mem.x -= y 225#define MEM_STATS_DISPLAY() stats_display_mem(&lwip_stats.mem, "HEAP") 226#else 227#define MEM_STATS_AVAIL(x, y) 228#define MEM_STATS_INC(x) 229#define MEM_STATS_INC_USED(x, y) 230#define MEM_STATS_DEC_USED(x, y) 231#define MEM_STATS_DISPLAY() 232#endif 233 234#if MEMP_STATS 235#define MEMP_STATS_AVAIL(x, i, y) lwip_stats.memp[i].x = y 236#define MEMP_STATS_INC(x, i) STATS_INC(memp[i].x) 237#define MEMP_STATS_DEC(x, i) STATS_DEC(memp[i].x) 238#define MEMP_STATS_INC_USED(x, i) do { ++lwip_stats.memp[i].used; \ 239 if (lwip_stats.memp[i].max < lwip_stats.memp[i].used) { \ 240 lwip_stats.memp[i].max = lwip_stats.memp[i].used; \ 241 } \ 242 } while(0) 243#define MEMP_STATS_DISPLAY(i) stats_display_memp(&lwip_stats.memp[i], i) 244#else 245#define MEMP_STATS_AVAIL(x, i, y) 246#define MEMP_STATS_INC(x, i) 247#define MEMP_STATS_DEC(x, i) 248#define MEMP_STATS_INC_USED(x, i) 249#define MEMP_STATS_DISPLAY(i) 250#endif 251 252#if SYS_STATS 253#define SYS_STATS_INC(x) STATS_INC(sys.x) 254#define SYS_STATS_DEC(x) STATS_DEC(sys.x) 255#define SYS_STATS_DISPLAY() stats_display_sys(&lwip_stats.sys) 256#else 257#define SYS_STATS_INC(x) 258#define SYS_STATS_DEC(x) 259#define SYS_STATS_DISPLAY() 260#endif 261 262/* Display of statistics */ 263#if LWIP_STATS_DISPLAY 264 void stats_display(void); 265 void stats_display_proto(struct stats_proto *proto, char *name); 266 void stats_display_igmp(struct stats_igmp *igmp); 267 void stats_display_mem(struct stats_mem *mem, char *name); 268 void stats_display_memp(struct stats_mem *mem, int index); 269 void stats_display_sys(struct stats_sys *sys); 270#else 271#define stats_display() 272#define stats_display_proto(proto, name) 273#define stats_display_igmp(igmp) 274#define stats_display_mem(mem, name) 275#define stats_display_memp(mem, index) 276#define stats_display_sys(sys) 277#endif /* LWIP_STATS_DISPLAY */ 278 279#ifdef __cplusplus 280} 281#endif 282#endif /* __LWIP_STATS_H__ */ 283