www.pudn.com > multitaskRTC.rar > stats.h, change:2006-03-27,size:3302b


/* 
 * Copyright (c) 2001, 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. Neither the name of the Institute nor the names of its contributors  
 *    may be used to endorse or promote products derived from this software  
 *    without specific prior written permission.  
 * 
 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE OR CONTRIBUTORS 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> 
 * 
 * $Id: stats.h,v 1.2 2001/12/13 20:45:39 adam Exp $ 
 */ 
#ifndef __LWIP_STATS_H__ 
#define __LWIP_STATS_H__ 
 
#include "lwip/opt.h" 
#include "../netif/cc.h" 
 
#include "lwip/memp.h" 
 
#ifdef STATS 
 
struct stats_proto { 
  u16_t xmit;    /* Transmitted packets. */ 
  u16_t rexmit;  /* Retransmitted packets. */ 
  u16_t recv;    /* Received packets. */ 
  u16_t fw;      /* Forwarded packets. */ 
  u16_t drop;    /* Dropped packets. */ 
  u16_t chkerr;  /* Checksum error. */ 
  u16_t lenerr;  /* Invalid length error. */ 
  u16_t memerr;  /* Out of memory error. */ 
  u16_t rterr;   /* Routing error. */ 
  u16_t proterr; /* Protocol error. */ 
  u16_t opterr;  /* Error in options. */ 
  u16_t err;     /* Misc error. */ 
  u16_t cachehit; 
}; 
 
struct stats_mem { 
  u16_t avail; 
  u16_t used; 
  u16_t max;   
  u16_t err; 
  u16_t reclaimed; 
}; 
 
struct stats_pbuf { 
  u16_t avail; 
  u16_t used; 
  u16_t max;   
  u16_t err; 
  u16_t reclaimed; 
 
  u16_t alloc_locked; 
  u16_t refresh_locked; 
}; 
 
struct stats_syselem { 
  u16_t used; 
  u16_t max; 
  u16_t err; 
}; 
 
struct stats_sys { 
  struct stats_syselem sem; 
  struct stats_syselem mbox; 
}; 
 
struct stats_ { 
  struct stats_proto link; 
  struct stats_proto ip; 
  struct stats_proto icmp; 
  struct stats_proto udp; 
  struct stats_proto tcp; 
  struct stats_pbuf pbuf; 
  struct stats_mem mem; 
  struct stats_mem memp[MEMP_MAX]; 
  struct stats_sys sys; 
}; 
 
extern struct stats_ stats; 
 
#endif /* STATS */ 
 
void stats_init(void); 
#endif /* __LWIP_STATS_H__ */