/* * Copyright (c) 2001-2004 Swedish Institute of Computer Science. * All rights reserved.  *  * Redistribution and use in source and binary forms, with or without modification,  * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, *    this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, *    this list of conditions and the following disclaimer in the documentation *    and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products *    derived from this software without specific prior written permission.  * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT  * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT  * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY  * OF SUCH DAMAGE. * * This file is part of the lwIP TCP/IP stack. *  * Author: Adam Dunkels <adam@sics.se> * */#include <string.h>#include "lwip/opt.h"#include "lwip/def.h"#include "lwip/stats.h"#include "lwip/mem.h"#if LWIP_STATSstruct stats_ lwip_stats;voidstats_init(void){  memset(&lwip_stats, 0, sizeof(struct stats_));}#if LWIP_STATS_DISPLAYvoidstats_display_proto(struct stats_proto *proto, char *name){  LWIP_PLATFORM_DIAG(("\n%s\n\t", name));  LWIP_PLATFORM_DIAG(("xmit: %"S16_F"\n\t", proto->xmit));   LWIP_PLATFORM_DIAG(("rexmit: %"S16_F"\n\t", proto->rexmit));   LWIP_PLATFORM_DIAG(("recv: %"S16_F"\n\t", proto->recv));   LWIP_PLATFORM_DIAG(("fw: %"S16_F"\n\t", proto->fw));   LWIP_PLATFORM_DIAG(("drop: %"S16_F"\n\t", proto->drop));   LWIP_PLATFORM_DIAG(("chkerr: %"S16_F"\n\t", proto->chkerr));   LWIP_PLATFORM_DIAG(("lenerr: %"S16_F"\n\t", proto->lenerr));   LWIP_PLATFORM_DIAG(("memerr: %"S16_F"\n\t", proto->memerr));   LWIP_PLATFORM_DIAG(("rterr: %"S16_F"\n\t", proto->rterr));   LWIP_PLATFORM_DIAG(("proterr: %"S16_F"\n\t", proto->proterr));   LWIP_PLATFORM_DIAG(("opterr: %"S16_F"\n\t", proto->opterr));   LWIP_PLATFORM_DIAG(("err: %"S16_F"\n\t", proto->err));   LWIP_PLATFORM_DIAG(("cachehit: %"S16_F"\n", proto->cachehit)); }voidstats_display_pbuf(struct stats_pbuf *pbuf){  LWIP_PLATFORM_DIAG(("\nPBUF\n\t"));  LWIP_PLATFORM_DIAG(("avail: %"S16_F"\n\t", pbuf->avail));   LWIP_PLATFORM_DIAG(("used: %"S16_F"\n\t", pbuf->used));   LWIP_PLATFORM_DIAG(("max: %"S16_F"\n\t", pbuf->max));   LWIP_PLATFORM_DIAG(("err: %"S16_F"\n\t", pbuf->err));   LWIP_PLATFORM_DIAG(("alloc_locked: %"S16_F"\n\t", pbuf->alloc_locked));   LWIP_PLATFORM_DIAG(("refresh_locked: %"S16_F"\n", pbuf->refresh_locked)); }voidstats_display_mem(struct stats_mem *mem, char *name){  LWIP_PLATFORM_DIAG(("\n MEM %s\n\t", name));  LWIP_PLATFORM_DIAG(("avail: %"S16_F"\n\t", mem->avail));   LWIP_PLATFORM_DIAG(("used: %"S16_F"\n\t", mem->used));   LWIP_PLATFORM_DIAG(("max: %"S16_F"\n\t", mem->max));   LWIP_PLATFORM_DIAG(("err: %"S16_F"\n", mem->err));  }voidstats_display(void){  s16_t i;  char * memp_names[] = {"PBUF", "RAW_PCB", "UDP_PCB", "TCP_PCB", "TCP_PCB_LISTEN",	  		"TCP_SEG", "NETBUF", "NETCONN", "API_MSG", "TCP_MSG", "TIMEOUT"};  stats_display_proto(&lwip_stats.link, "LINK");  stats_display_proto(&lwip_stats.ip_frag, "IP_FRAG");  stats_display_proto(&lwip_stats.ip, "IP");  stats_display_proto(&lwip_stats.icmp, "ICMP");  stats_display_proto(&lwip_stats.udp, "UDP");  stats_display_proto(&lwip_stats.tcp, "TCP");  stats_display_pbuf(&lwip_stats.pbuf);  stats_display_mem(&lwip_stats.mem, "HEAP");  for (i = 0; i < MEMP_MAX; i++) {    stats_display_mem(&lwip_stats.memp[i], memp_names[i]);  }	}#endif /* LWIP_STATS_DISPLAY */#endif /* LWIP_STATS */