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<h1>stats.h</h1><div class="fragment"><pre>00001 <span class="comment">/*</span>
00002 <span class="comment"> * Copyright (c) 2001, Swedish Institute of Computer Science.</span>
00003 <span class="comment"> * All rights reserved. </span>
00004 <span class="comment"> *</span>
00005 <span class="comment"> * Redistribution and use in source and binary forms, with or without </span>
00006 <span class="comment"> * modification, are permitted provided that the following conditions </span>
00007 <span class="comment"> * are met: </span>
00008 <span class="comment"> * 1. Redistributions of source code must retain the above copyright </span>
00009 <span class="comment"> * notice, this list of conditions and the following disclaimer. </span>
00010 <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright </span>
00011 <span class="comment"> * notice, this list of conditions and the following disclaimer in the </span>
00012 <span class="comment"> * documentation and/or other materials provided with the distribution. </span>
00013 <span class="comment"> * 3. Neither the name of the Institute nor the names of its contributors </span>
00014 <span class="comment"> * may be used to endorse or promote products derived from this software </span>
00015 <span class="comment"> * without specific prior written permission. </span>
00016 <span class="comment"> *</span>
00017 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND </span>
00018 <span class="comment"> * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE </span>
00019 <span class="comment"> * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE </span>
00020 <span class="comment"> * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE </span>
00021 <span class="comment"> * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL </span>
00022 <span class="comment"> * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS </span>
00023 <span class="comment"> * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) </span>
00024 <span class="comment"> * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT </span>
00025 <span class="comment"> * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY </span>
00026 <span class="comment"> * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF </span>
00027 <span class="comment"> * SUCH DAMAGE. </span>
00028 <span class="comment"> *</span>
00029 <span class="comment"> * This file is part of the lwIP TCP/IP stack.</span>
00030 <span class="comment"> * </span>
00031 <span class="comment"> * Author: Adam Dunkels <adam@sics.se></span>
00032 <span class="comment"> *</span>
00033 <span class="comment"> * $Id$</span>
00034 <span class="comment"> */</span>
00035 <span class="preprocessor">#ifndef __LWIP_STATS_H__</span>
00036 <span class="preprocessor"></span><span class="preprocessor">#define __LWIP_STATS_H__</span>
00037 <span class="preprocessor"></span>
00038 <span class="preprocessor">#include "net/opt.h"</span>
00039 <span class="preprocessor">#include "net/arch/cc.h"</span>
00040
00041 <span class="preprocessor">#include "net/memp.h"</span>
00042
00043 <span class="preprocessor">#ifdef STATS</span>
00044 <span class="preprocessor"></span>
00045 <span class="keyword">struct </span>stats_proto {
00046 uInt16 xmit; <span class="comment">/* Transmitted packets. */</span>
00047 uInt16 rexmit; <span class="comment">/* Retransmitted packets. */</span>
00048 uInt16 recv; <span class="comment">/* Received packets. */</span>
00049 uInt16 fw; <span class="comment">/* Forwarded packets. */</span>
00050 uInt16 drop; <span class="comment">/* Dropped packets. */</span>
00051 uInt16 chkerr; <span class="comment">/* Checksum error. */</span>
00052 uInt16 lenerr; <span class="comment">/* Invalid length error. */</span>
00053 uInt16 memerr; <span class="comment">/* Out of memory error. */</span>
00054 uInt16 rterr; <span class="comment">/* Routing error. */</span>
00055 uInt16 proterr; <span class="comment">/* Protocol error. */</span>
00056 uInt16 opterr; <span class="comment">/* Error in options. */</span>
00057 uInt16 err; <span class="comment">/* Misc error. */</span>
00058 uInt16 cachehit;
00059 };
00060
00061 <span class="keyword">struct </span>stats_mem {
00062 uInt16 avail;
00063 uInt16 used;
00064 uInt16 max;
00065 uInt16 err;
00066 uInt16 reclaimed;
00067 };
00068
00069 <span class="keyword">struct </span>stats_pbuf {
00070 uInt16 avail;
00071 uInt16 used;
00072 uInt16 max;
00073 uInt16 err;
00074 uInt16 reclaimed;
00075
00076 uInt16 alloc_locked;
00077 uInt16 refresh_locked;
00078 };
00079
00080 <span class="keyword">struct </span>stats_syselem {
00081 uInt16 used;
00082 uInt16 max;
00083 uInt16 err;
00084 };
00085
00086 <span class="keyword">struct </span>stats_sys {
00087 <span class="keyword">struct </span>stats_syselem sem;
00088 <span class="keyword">struct </span>stats_syselem mbox;
00089 };
00090
00091 <span class="keyword">struct </span>stats_ {
00092 <span class="keyword">struct </span>stats_proto link;
00093 <span class="keyword">struct </span>stats_proto ip;
00094 <span class="keyword">struct </span>stats_proto icmp;
00095 <span class="keyword">struct </span>stats_proto udp;
00096 <span class="keyword">struct </span>stats_proto tcp;
00097 <span class="keyword">struct </span>stats_pbuf pbuf;
00098 <span class="keyword">struct </span>stats_mem mem;
00099 <span class="keyword">struct </span>stats_mem memp[MEMP_MAX];
00100 <span class="keyword">struct </span>stats_sys sys;
00101 };
00102
00103 <span class="keyword">extern</span> <span class="keyword">struct </span>stats_ stats;
00104
00105 <span class="preprocessor">#endif </span><span class="comment">/* STATS */</span>
00106
00107 <span class="keywordtype">void</span> stats_init(<span class="keywordtype">void</span>);
00108 <span class="preprocessor">#endif </span><span class="comment">/* __LWIP_STATS_H__ */</span>
00109
00110
00111
00112
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