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 58struct 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 73struct stats_igmp { 74 STAT_COUNTER xmit; /* Transmitted packets. */ 75 STAT_COUNTER recv; /* Received packets. */ 76 STAT_COUNTER drop; /* Dropped packets. */ 77 STAT_COUNTER chkerr; /* Checksum error. */ 78 STAT_COUNTER lenerr; /* Invalid length error. */ 79 STAT_COUNTER memerr; /* Out of memory error. */ 80 STAT_COUNTER proterr; /* Protocol error. */ 81 STAT_COUNTER rx_v1; /* Received v1 frames. */ 82 STAT_COUNTER rx_group; /* Received group-specific queries. */ 83 STAT_COUNTER rx_general; /* Received general queries. */ 84 STAT_COUNTER rx_report; /* Received reports. */ 85 STAT_COUNTER tx_join; /* Sent joins. */ 86 STAT_COUNTER tx_leave; /* Sent leaves. */ 87 STAT_COUNTER tx_report; /* Sent reports. */ 88}; 89 90struct stats_mem { 91#ifdef LWIP_DEBUG 92 const char *name; 93#endif /* LWIP_DEBUG */ 94 mem_size_t avail; 95 mem_size_t used; 96 mem_size_t max; 97 STAT_COUNTER err; 98 STAT_COUNTER illegal; 99}; 100 101struct stats_syselem { 102 STAT_COUNTER used; 103 STAT_COUNTER max; 104 STAT_COUNTER err; 105}; 106 107struct stats_sys { 108 struct stats_syselem sem; 109 struct stats_syselem mutex; 110 struct stats_syselem mbox; 111}; 112 113struct stats_ { 114#if LINK_STATS 115 struct stats_proto link; 116#endif 117#if ETHARP_STATS 118 struct stats_proto etharp; 119#endif 120#if IPFRAG_STATS 121 struct stats_proto ip_frag; 122#endif 123#if IP_STATS 124 struct stats_proto ip; 125#endif 126#if ICMP_STATS 127 struct stats_proto icmp; 128#endif 129#if IGMP_STATS 130 struct stats_igmp igmp; 131#endif 132#if UDP_STATS 133 struct stats_proto udp; 134#endif 135#if TCP_STATS 136 struct stats_proto tcp; 137#endif 138#if MEM_STATS 139 struct stats_mem mem; 140#endif 141#if MEMP_STATS 142 struct stats_mem memp[MEMP_MAX]; 143#endif 144#if SYS_STATS 145 struct stats_sys sys; 146#endif 147}; 148 149extern struct stats_ lwip_stats; 150 151void stats_init(void); 152 153#define STATS_INC(x) ++lwip_stats.x 154#define STATS_DEC(x) --lwip_stats.x 155#define STATS_INC_USED(x, y) do { lwip_stats.x.used += y; \ 156 if (lwip_stats.x.max < lwip_stats.x.used) { \ 157 lwip_stats.x.max = lwip_stats.x.used; \ 158 } \ 159 } while(0) 160#else /* LWIP_STATS */ 161#define stats_init() 162#define STATS_INC(x) 163#define STATS_DEC(x) 164#define STATS_INC_USED(x) 165#endif /* LWIP_STATS */ 166 167#if TCP_STATS 168#define TCP_STATS_INC(x) STATS_INC(x) 169#define TCP_STATS_DISPLAY() stats_display_proto(&lwip_stats.tcp, "TCP") 170#else 171#define TCP_STATS_INC(x) 172#define TCP_STATS_DISPLAY() 173#endif 174 175#if UDP_STATS 176#define UDP_STATS_INC(x) STATS_INC(x) 177#define UDP_STATS_DISPLAY() stats_display_proto(&lwip_stats.udp, "UDP") 178#else 179#define UDP_STATS_INC(x) 180#define UDP_STATS_DISPLAY() 181#endif 182 183#if ICMP_STATS 184#define ICMP_STATS_INC(x) STATS_INC(x) 185#define ICMP_STATS_DISPLAY() stats_display_proto(&lwip_stats.icmp, "ICMP") 186#else 187#define ICMP_STATS_INC(x) 188#define ICMP_STATS_DISPLAY() 189#endif 190 191#if IGMP_STATS 192#define IGMP_STATS_INC(x) STATS_INC(x) 193#define IGMP_STATS_DISPLAY() stats_display_igmp(&lwip_stats.igmp) 194#else 195#define IGMP_STATS_INC(x) 196#define IGMP_STATS_DISPLAY() 197#endif 198 199#if IP_STATS 200#define IP_STATS_INC(x) STATS_INC(x) 201#define IP_STATS_DISPLAY() stats_display_proto(&lwip_stats.ip, "IP") 202#else 203#define IP_STATS_INC(x) 204#define IP_STATS_DISPLAY() 205#endif 206 207#if IPFRAG_STATS 208#define IPFRAG_STATS_INC(x) STATS_INC(x) 209#define IPFRAG_STATS_DISPLAY() stats_display_proto(&lwip_stats.ip_frag, "IP_FRAG") 210#else 211#define IPFRAG_STATS_INC(x) 212#define IPFRAG_STATS_DISPLAY() 213#endif 214 215#if ETHARP_STATS 216#define ETHARP_STATS_INC(x) STATS_INC(x) 217#define ETHARP_STATS_DISPLAY() stats_display_proto(&lwip_stats.etharp, "ETHARP") 218#else 219#define ETHARP_STATS_INC(x) 220#define ETHARP_STATS_DISPLAY() 221#endif 222 223#if LINK_STATS 224#define LINK_STATS_INC(x) STATS_INC(x) 225#define LINK_STATS_DISPLAY() stats_display_proto(&lwip_stats.link, "LINK") 226#else 227#define LINK_STATS_INC(x) 228#define LINK_STATS_DISPLAY() 229#endif 230 231#if MEM_STATS 232#define MEM_STATS_AVAIL(x, y) lwip_stats.mem.x = y 233#define MEM_STATS_INC(x) STATS_INC(mem.x) 234#define MEM_STATS_INC_USED(x, y) STATS_INC_USED(mem, y) 235#define MEM_STATS_DEC_USED(x, y) lwip_stats.mem.x -= y 236#define MEM_STATS_DISPLAY() stats_display_mem(&lwip_stats.mem, "HEAP") 237#else 238#define MEM_STATS_AVAIL(x, y) 239#define MEM_STATS_INC(x) 240#define MEM_STATS_INC_USED(x, y) 241#define MEM_STATS_DEC_USED(x, y) 242#define MEM_STATS_DISPLAY() 243#endif 244 245#if MEMP_STATS 246#define MEMP_STATS_AVAIL(x, i, y) lwip_stats.memp[i].x = y 247#define MEMP_STATS_INC(x, i) STATS_INC(memp[i].x) 248#define MEMP_STATS_DEC(x, i) STATS_DEC(memp[i].x) 249#define MEMP_STATS_INC_USED(x, i) STATS_INC_USED(memp[i], 1) 250#define MEMP_STATS_DISPLAY(i) stats_display_memp(&lwip_stats.memp[i], i) 251#else 252#define MEMP_STATS_AVAIL(x, i, y) 253#define MEMP_STATS_INC(x, i) 254#define MEMP_STATS_DEC(x, i) 255#define MEMP_STATS_INC_USED(x, i) 256#define MEMP_STATS_DISPLAY(i) 257#endif 258 259#if SYS_STATS 260#define SYS_STATS_INC(x) STATS_INC(sys.x) 261#define SYS_STATS_DEC(x) STATS_DEC(sys.x) 262#define SYS_STATS_INC_USED(x) STATS_INC_USED(sys.x, 1) 263#define SYS_STATS_DISPLAY() stats_display_sys(&lwip_stats.sys) 264#else 265#define SYS_STATS_INC(x) 266#define SYS_STATS_DEC(x) 267#define SYS_STATS_INC_USED(x) 268#define SYS_STATS_DISPLAY() 269#endif 270 271/* Display of statistics */ 272#if LWIP_STATS_DISPLAY 273void stats_display(void); 274void stats_display_proto(struct stats_proto *proto, char *name); 275void stats_display_igmp(struct stats_igmp *igmp); 276void stats_display_mem(struct stats_mem *mem, char *name); 277void stats_display_memp(struct stats_mem *mem, int index); 278void stats_display_sys(struct stats_sys *sys); 279#else /* LWIP_STATS_DISPLAY */ 280#define stats_display() 281#define stats_display_proto(proto, name) 282#define stats_display_igmp(igmp) 283#define stats_display_mem(mem, name) 284#define stats_display_memp(mem, index) 285#define stats_display_sys(sys) 286#endif /* LWIP_STATS_DISPLAY */ 287 288#ifdef __cplusplus 289} 290#endif 291 292#endif /* __LWIP_STATS_H__ */ 293