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<h1>lib/route/sch/cbq.c</h1> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * lib/route/sch/cbq.c Class Based Queueing</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
<a name="l00005"></a>00005 <span class="comment"> * modify it under the terms of the GNU Lesser General Public</span>
<a name="l00006"></a>00006 <span class="comment"> * License as published by the Free Software Foundation version 2.1</span>
<a name="l00007"></a>00007 <span class="comment"> * of the License.</span>
<a name="l00008"></a>00008 <span class="comment"> *</span>
<a name="l00009"></a>00009 <span class="comment"> * Copyright (c) 2003-2006 Thomas Graf <tgraf@suug.ch></span>
<a name="l00010"></a>00010 <span class="comment"> */</span>
<a name="l00011"></a>00011
<a name="l00012"></a>00012 <span class="preprocessor">#include <netlink-local.h></span>
<a name="l00013"></a>00013 <span class="preprocessor">#include <netlink-tc.h></span>
<a name="l00014"></a>00014 <span class="preprocessor">#include <netlink/netlink.h></span>
<a name="l00015"></a>00015 <span class="preprocessor">#include <netlink/utils.h></span>
<a name="l00016"></a>00016 <span class="preprocessor">#include <netlink/route/qdisc.h></span>
<a name="l00017"></a>00017 <span class="preprocessor">#include <netlink/route/qdisc-modules.h></span>
<a name="l00018"></a>00018 <span class="preprocessor">#include <netlink/route/class.h></span>
<a name="l00019"></a>00019 <span class="preprocessor">#include <netlink/route/class-modules.h></span>
<a name="l00020"></a>00020 <span class="preprocessor">#include <netlink/route/link.h></span>
<a name="l00021"></a>00021 <span class="preprocessor">#include <netlink/route/sch/cbq.h></span>
<a name="l00022"></a>00022 <span class="preprocessor">#include <netlink/route/cls/police.h></span>
<a name="l00023"></a>00023 <span class="comment"></span>
<a name="l00024"></a>00024 <span class="comment">/**</span>
<a name="l00025"></a>00025 <span class="comment"> * @ingroup qdisc_api</span>
<a name="l00026"></a>00026 <span class="comment"> * @ingroup class_api</span>
<a name="l00027"></a>00027 <span class="comment"> * @defgroup cbq Class Based Queueing (CBQ)</span>
<a name="l00028"></a>00028 <span class="comment"> * @{</span>
<a name="l00029"></a>00029 <span class="comment"> */</span>
<a name="l00030"></a>00030
<a name="l00031"></a>00031 <span class="keyword">static</span> <span class="keyword">struct </span>trans_tbl ovl_strategies[] = {
<a name="l00032"></a>00032 __ADD(TC_CBQ_OVL_CLASSIC,classic)
<a name="l00033"></a>00033 __ADD(TC_CBQ_OVL_DELAY,delay)
<a name="l00034"></a>00034 __ADD(TC_CBQ_OVL_LOWPRIO,lowprio)
<a name="l00035"></a>00035 __ADD(TC_CBQ_OVL_DROP,drop)
<a name="l00036"></a>00036 __ADD(TC_CBQ_OVL_RCLASSIC,rclassic)
<a name="l00037"></a>00037 };
<a name="l00038"></a>00038 <span class="comment"></span>
<a name="l00039"></a>00039 <span class="comment">/**</span>
<a name="l00040"></a>00040 <span class="comment"> * Convert a CBQ OVL strategy to a character string</span>
<a name="l00041"></a>00041 <span class="comment"> * @arg type CBQ OVL strategy</span>
<a name="l00042"></a>00042 <span class="comment"> * @arg buf destination buffer</span>
<a name="l00043"></a>00043 <span class="comment"> * @arg len length of destination buffer</span>
<a name="l00044"></a>00044 <span class="comment"> *</span>
<a name="l00045"></a>00045 <span class="comment"> * Converts a CBQ OVL strategy to a character string and stores in the</span>
<a name="l00046"></a>00046 <span class="comment"> * provided buffer. Returns the destination buffer or the type</span>
<a name="l00047"></a>00047 <span class="comment"> * encoded in hex if no match was found.</span>
<a name="l00048"></a>00048 <span class="comment"> */</span>
<a name="l00049"></a><a class="code" href="group__cbq.html#gad082d2d1a6b09da6ceee70fcf2f12fde">00049</a> <span class="keywordtype">char</span> *<a class="code" href="group__cbq.html#gad082d2d1a6b09da6ceee70fcf2f12fde" title="Convert a CBQ OVL strategy to a character string.">nl_ovl_strategy2str</a>(<span class="keywordtype">int</span> type, <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> len)
<a name="l00050"></a>00050 {
<a name="l00051"></a>00051 <span class="keywordflow">return</span> __type2str(type, buf, len, ovl_strategies,
<a name="l00052"></a>00052 ARRAY_SIZE(ovl_strategies));
<a name="l00053"></a>00053 }
<a name="l00054"></a>00054 <span class="comment"></span>
<a name="l00055"></a>00055 <span class="comment">/**</span>
<a name="l00056"></a>00056 <span class="comment"> * Convert a string to a CBQ OVL strategy</span>
<a name="l00057"></a>00057 <span class="comment"> * @arg name CBQ OVL stragegy name</span>
<a name="l00058"></a>00058 <span class="comment"> *</span>
<a name="l00059"></a>00059 <span class="comment"> * Converts a CBQ OVL stragegy name to it's corresponding CBQ OVL strategy</span>
<a name="l00060"></a>00060 <span class="comment"> * type. Returns the type or -1 if none was found.</span>
<a name="l00061"></a>00061 <span class="comment"> */</span>
<a name="l00062"></a><a class="code" href="group__cbq.html#gab681dba2e94e1e9dd0fd106b3364802f">00062</a> <span class="keywordtype">int</span> <a class="code" href="group__cbq.html#gab681dba2e94e1e9dd0fd106b3364802f" title="Convert a string to a CBQ OVL strategy.">nl_str2ovl_strategy</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *name)
<a name="l00063"></a>00063 {
<a name="l00064"></a>00064 <span class="keywordflow">return</span> __str2type(name, ovl_strategies, ARRAY_SIZE(ovl_strategies));
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066
<a name="l00067"></a>00067 <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structnla__policy.html" title="attribute validation policy">nla_policy</a> cbq_policy[TCA_CBQ_MAX+1] = {
<a name="l00068"></a>00068 [TCA_CBQ_LSSOPT] = { .<a class="code" href="structnla__policy.html#a70310d3332cb82c390754bd70b1cb7dd" title="Minimal length of payload required to be available.">minlen</a> = <span class="keyword">sizeof</span>(<span class="keyword">struct </span>tc_cbq_lssopt) },
<a name="l00069"></a>00069 [TCA_CBQ_RATE] = { .minlen = <span class="keyword">sizeof</span>(<span class="keyword">struct </span>tc_ratespec) },
<a name="l00070"></a>00070 [TCA_CBQ_WRROPT] = { .minlen = <span class="keyword">sizeof</span>(<span class="keyword">struct </span>tc_cbq_wrropt) },
<a name="l00071"></a>00071 [TCA_CBQ_OVL_STRATEGY] = { .minlen = <span class="keyword">sizeof</span>(<span class="keyword">struct </span>tc_cbq_ovl) },
<a name="l00072"></a>00072 [TCA_CBQ_FOPT] = { .minlen = <span class="keyword">sizeof</span>(<span class="keyword">struct </span>tc_cbq_fopt) },
<a name="l00073"></a>00073 [TCA_CBQ_POLICE] = { .minlen = <span class="keyword">sizeof</span>(<span class="keyword">struct </span>tc_cbq_police) },
<a name="l00074"></a>00074 };
<a name="l00075"></a>00075
<a name="l00076"></a>00076 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keyword">struct </span>rtnl_cbq *cbq_qdisc(<span class="keyword">struct</span> rtnl_tca *tca)
<a name="l00077"></a>00077 {
<a name="l00078"></a>00078 <span class="keywordflow">return</span> (<span class="keyword">struct</span> rtnl_cbq *) tca->tc_subdata;
<a name="l00079"></a>00079 }
<a name="l00080"></a>00080
<a name="l00081"></a>00081 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keyword">struct </span>rtnl_cbq *cbq_alloc(<span class="keyword">struct</span> rtnl_tca *tca)
<a name="l00082"></a>00082 {
<a name="l00083"></a>00083 <span class="keywordflow">if</span> (!tca->tc_subdata)
<a name="l00084"></a>00084 tca->tc_subdata = calloc(1, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> rtnl_qdisc));
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="keywordflow">return</span> cbq_qdisc(tca);
<a name="l00087"></a>00087 }
<a name="l00088"></a>00088
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_msg_parser(<span class="keyword">struct</span> rtnl_tca *tca)
<a name="l00091"></a>00091 {
<a name="l00092"></a>00092 <span class="keyword">struct </span>nlattr *tb[TCA_CBQ_MAX + 1];
<a name="l00093"></a>00093 <span class="keyword">struct </span>rtnl_cbq *cbq;
<a name="l00094"></a>00094 <span class="keywordtype">int</span> err;
<a name="l00095"></a>00095
<a name="l00096"></a>00096 err = tca_parse(tb, TCA_CBQ_MAX, tca, cbq_policy);
<a name="l00097"></a>00097 <span class="keywordflow">if</span> (err < 0)
<a name="l00098"></a>00098 <span class="keywordflow">return</span> err;
<a name="l00099"></a>00099
<a name="l00100"></a>00100 cbq = cbq_alloc(tca);
<a name="l00101"></a>00101 <span class="keywordflow">if</span> (!cbq)
<a name="l00102"></a>00102 <span class="keywordflow">return</span> nl_errno(ENOMEM);
<a name="l00103"></a>00103
<a name="l00104"></a>00104 <a class="code" href="group__attr.html#gaf2cdaf473a1054b9c3fc735ca7275403" title="Copy a netlink attribute into another memory area.">nla_memcpy</a>(&cbq->cbq_lss, tb[TCA_CBQ_LSSOPT], <span class="keyword">sizeof</span>(cbq->cbq_lss));
<a name="l00105"></a>00105 <a class="code" href="group__attr.html#gaf2cdaf473a1054b9c3fc735ca7275403" title="Copy a netlink attribute into another memory area.">nla_memcpy</a>(&cbq->cbq_rate, tb[TCA_CBQ_RATE], <span class="keyword">sizeof</span>(cbq->cbq_rate));
<a name="l00106"></a>00106 <a class="code" href="group__attr.html#gaf2cdaf473a1054b9c3fc735ca7275403" title="Copy a netlink attribute into another memory area.">nla_memcpy</a>(&cbq->cbq_wrr, tb[TCA_CBQ_WRROPT], <span class="keyword">sizeof</span>(cbq->cbq_wrr));
<a name="l00107"></a>00107 <a class="code" href="group__attr.html#gaf2cdaf473a1054b9c3fc735ca7275403" title="Copy a netlink attribute into another memory area.">nla_memcpy</a>(&cbq->cbq_fopt, tb[TCA_CBQ_FOPT], <span class="keyword">sizeof</span>(cbq->cbq_fopt));
<a name="l00108"></a>00108 <a class="code" href="group__attr.html#gaf2cdaf473a1054b9c3fc735ca7275403" title="Copy a netlink attribute into another memory area.">nla_memcpy</a>(&cbq->cbq_ovl, tb[TCA_CBQ_OVL_STRATEGY],
<a name="l00109"></a>00109 <span class="keyword">sizeof</span>(cbq->cbq_ovl));
<a name="l00110"></a>00110 <a class="code" href="group__attr.html#gaf2cdaf473a1054b9c3fc735ca7275403" title="Copy a netlink attribute into another memory area.">nla_memcpy</a>(&cbq->cbq_police, tb[TCA_CBQ_POLICE],
<a name="l00111"></a>00111 <span class="keyword">sizeof</span>(cbq->cbq_police));
<a name="l00112"></a>00112
<a name="l00113"></a>00113 <span class="keywordflow">return</span> 0;
<a name="l00114"></a>00114 }
<a name="l00115"></a>00115
<a name="l00116"></a>00116 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_qdisc_msg_parser(<span class="keyword">struct</span> rtnl_qdisc *qdisc)
<a name="l00117"></a>00117 {
<a name="l00118"></a>00118 <span class="keywordflow">return</span> cbq_msg_parser((<span class="keyword">struct</span> rtnl_tca *) qdisc);
<a name="l00119"></a>00119 }
<a name="l00120"></a>00120
<a name="l00121"></a>00121 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_class_msg_parser(<span class="keyword">struct</span> rtnl_class *<span class="keyword">class</span>)
<a name="l00122"></a>00122 {
<a name="l00123"></a>00123 <span class="keywordflow">return</span> cbq_msg_parser((<span class="keyword">struct</span> rtnl_tca *) <span class="keyword">class</span>);
<a name="l00124"></a>00124 }
<a name="l00125"></a>00125
<a name="l00126"></a>00126 <span class="keyword">static</span> <span class="keywordtype">void</span> cbq_qdisc_free_data(<span class="keyword">struct</span> rtnl_qdisc *qdisc)
<a name="l00127"></a>00127 {
<a name="l00128"></a>00128 free(qdisc->q_subdata);
<a name="l00129"></a>00129 }
<a name="l00130"></a>00130
<a name="l00131"></a>00131 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_clone(<span class="keyword">struct</span> rtnl_tca *_dst, <span class="keyword">struct</span> rtnl_tca *_src)
<a name="l00132"></a>00132 {
<a name="l00133"></a>00133 <span class="keyword">struct </span>rtnl_cbq *src = cbq_qdisc(_src);
<a name="l00134"></a>00134
<a name="l00135"></a>00135 <span class="keywordflow">if</span> (src && !cbq_alloc(_dst))
<a name="l00136"></a>00136 <span class="keywordflow">return</span> nl_errno(ENOMEM);
<a name="l00137"></a>00137 <span class="keywordflow">else</span>
<a name="l00138"></a>00138 <span class="keywordflow">return</span> 0;
<a name="l00139"></a>00139 }
<a name="l00140"></a>00140
<a name="l00141"></a>00141 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_qdisc_clone(<span class="keyword">struct</span> rtnl_qdisc *dst, <span class="keyword">struct</span> rtnl_qdisc *src)
<a name="l00142"></a>00142 {
<a name="l00143"></a>00143 <span class="keywordflow">return</span> cbq_clone((<span class="keyword">struct</span> rtnl_tca *) dst, (<span class="keyword">struct</span> rtnl_tca *) src);
<a name="l00144"></a>00144 }
<a name="l00145"></a>00145
<a name="l00146"></a>00146 <span class="keyword">static</span> <span class="keywordtype">void</span> cbq_class_free_data(<span class="keyword">struct</span> rtnl_class *<span class="keyword">class</span>)
<a name="l00147"></a>00147 {
<a name="l00148"></a>00148 free(class->c_subdata);
<a name="l00149"></a>00149 }
<a name="l00150"></a>00150
<a name="l00151"></a>00151 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_class_clone(<span class="keyword">struct</span> rtnl_class *dst, <span class="keyword">struct</span> rtnl_class *src)
<a name="l00152"></a>00152 {
<a name="l00153"></a>00153 <span class="keywordflow">return</span> cbq_clone((<span class="keyword">struct</span> rtnl_tca *) dst, (<span class="keyword">struct</span> rtnl_tca *) src);
<a name="l00154"></a>00154 }
<a name="l00155"></a>00155
<a name="l00156"></a>00156 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_dump_brief(<span class="keyword">struct</span> rtnl_tca *tca, <span class="keyword">struct</span> <a class="code" href="structnl__dump__params.html" title="Dumping parameters.">nl_dump_params</a> *p,
<a name="l00157"></a>00157 <span class="keywordtype">int</span> line)
<a name="l00158"></a>00158 {
<a name="l00159"></a>00159 <span class="keyword">struct </span>rtnl_cbq *cbq;
<a name="l00160"></a>00160 <span class="keywordtype">double</span> r, rbit;
<a name="l00161"></a>00161 <span class="keywordtype">char</span> *ru, *rubit;
<a name="l00162"></a>00162
<a name="l00163"></a>00163 cbq = cbq_qdisc(tca);
<a name="l00164"></a>00164 <span class="keywordflow">if</span> (!cbq)
<a name="l00165"></a>00165 <span class="keywordflow">goto</span> ignore;
<a name="l00166"></a>00166
<a name="l00167"></a>00167 r = <a class="code" href="group__utils.html#ga5a280448ae9e17ff5dc7e822b9f47b11" title="Cancel down a byte counter.">nl_cancel_down_bytes</a>(cbq->cbq_rate.rate, &ru);
<a name="l00168"></a>00168 rbit = <a class="code" href="group__utils.html#ga195db70bc2c97b1eb6f40c2d60a6f823" title="Cancel down a bit counter.">nl_cancel_down_bits</a>(cbq->cbq_rate.rate * 8, &rubit);
<a name="l00169"></a>00169
<a name="l00170"></a>00170 dp_dump(p, <span class="stringliteral">" rate %.2f%s/s (%.0f%s) prio %u"</span>,
<a name="l00171"></a>00171 r, ru, rbit, rubit, cbq->cbq_wrr.priority);
<a name="l00172"></a>00172
<a name="l00173"></a>00173 ignore:
<a name="l00174"></a>00174 <span class="keywordflow">return</span> line;
<a name="l00175"></a>00175 }
<a name="l00176"></a>00176
<a name="l00177"></a>00177 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_qdisc_dump_brief(<span class="keyword">struct</span> rtnl_qdisc *qdisc,
<a name="l00178"></a>00178 <span class="keyword">struct</span> <a class="code" href="structnl__dump__params.html" title="Dumping parameters.">nl_dump_params</a> *p, <span class="keywordtype">int</span> line)
<a name="l00179"></a>00179 {
<a name="l00180"></a>00180 <span class="keywordflow">return</span> cbq_dump_brief((<span class="keyword">struct</span> rtnl_tca *) qdisc, p, line);
<a name="l00181"></a>00181 }
<a name="l00182"></a>00182
<a name="l00183"></a>00183 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_class_dump_brief(<span class="keyword">struct</span> rtnl_class *<span class="keyword">class</span>,
<a name="l00184"></a>00184 <span class="keyword">struct</span> <a class="code" href="structnl__dump__params.html" title="Dumping parameters.">nl_dump_params</a> *p, <span class="keywordtype">int</span> line)
<a name="l00185"></a>00185 {
<a name="l00186"></a>00186 <span class="keywordflow">return</span> cbq_dump_brief((<span class="keyword">struct</span> rtnl_tca *) <span class="keyword">class</span>, p, line);
<a name="l00187"></a>00187 }
<a name="l00188"></a>00188
<a name="l00189"></a>00189 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_dump_full(<span class="keyword">struct</span> rtnl_tca *tca, <span class="keyword">struct</span> <a class="code" href="structnl__dump__params.html" title="Dumping parameters.">nl_dump_params</a> *p,
<a name="l00190"></a>00190 <span class="keywordtype">int</span> line)
<a name="l00191"></a>00191 {
<a name="l00192"></a>00192 <span class="keyword">struct </span>rtnl_cbq *cbq;
<a name="l00193"></a>00193 <span class="keywordtype">char</span> *unit, buf[32];
<a name="l00194"></a>00194 <span class="keywordtype">double</span> w;
<a name="l00195"></a>00195 uint32_t el;
<a name="l00196"></a>00196
<a name="l00197"></a>00197 cbq = cbq_qdisc(tca);
<a name="l00198"></a>00198 <span class="keywordflow">if</span> (!cbq)
<a name="l00199"></a>00199 <span class="keywordflow">goto</span> ignore;
<a name="l00200"></a>00200
<a name="l00201"></a>00201 w = <a class="code" href="group__utils.html#ga195db70bc2c97b1eb6f40c2d60a6f823" title="Cancel down a bit counter.">nl_cancel_down_bits</a>(cbq->cbq_wrr.weight * 8, &unit);
<a name="l00202"></a>00202
<a name="l00203"></a>00203 dp_dump(p, <span class="stringliteral">"avgpkt %u mpu %u cell %u allot %u weight %.0f%s\n"</span>,
<a name="l00204"></a>00204 cbq->cbq_lss.avpkt,
<a name="l00205"></a>00205 cbq->cbq_rate.mpu,
<a name="l00206"></a>00206 1 << cbq->cbq_rate.cell_log,
<a name="l00207"></a>00207 cbq->cbq_wrr.allot, w, unit);
<a name="l00208"></a>00208
<a name="l00209"></a>00209 el = cbq->cbq_lss.ewma_log;
<a name="l00210"></a>00210 dp_dump_line(p, line++, <span class="stringliteral">" minidle %uus maxidle %uus offtime "</span>
<a name="l00211"></a>00211 <span class="stringliteral">"%uus level %u ewma_log %u\n"</span>,
<a name="l00212"></a>00212 <a class="code" href="group__utils.html#gade35baf670a48177d9469905159089e7" title="Convert ticks to micro seconds.">nl_ticks2us</a>(cbq->cbq_lss.minidle >> el),
<a name="l00213"></a>00213 <a class="code" href="group__utils.html#gade35baf670a48177d9469905159089e7" title="Convert ticks to micro seconds.">nl_ticks2us</a>(cbq->cbq_lss.maxidle >> el),
<a name="l00214"></a>00214 <a class="code" href="group__utils.html#gade35baf670a48177d9469905159089e7" title="Convert ticks to micro seconds.">nl_ticks2us</a>(cbq->cbq_lss.offtime >> el),
<a name="l00215"></a>00215 cbq->cbq_lss.level,
<a name="l00216"></a>00216 cbq->cbq_lss.ewma_log);
<a name="l00217"></a>00217
<a name="l00218"></a>00218 dp_dump_line(p, line++, <span class="stringliteral">" penalty %uus strategy %s "</span>,
<a name="l00219"></a>00219 <a class="code" href="group__utils.html#gade35baf670a48177d9469905159089e7" title="Convert ticks to micro seconds.">nl_ticks2us</a>(cbq->cbq_ovl.penalty),
<a name="l00220"></a>00220 <a class="code" href="group__cbq.html#gad082d2d1a6b09da6ceee70fcf2f12fde" title="Convert a CBQ OVL strategy to a character string.">nl_ovl_strategy2str</a>(cbq->cbq_ovl.strategy, buf, <span class="keyword">sizeof</span>(buf)));
<a name="l00221"></a>00221
<a name="l00222"></a>00222 dp_dump(p, <span class="stringliteral">"split %s defmap 0x%08x "</span>,
<a name="l00223"></a>00223 <a class="code" href="group__tc.html#ga27fad2a239d4d8d932da0ce1bdbf1f9f" title="Convert a traffic control handle to a character string (Reentrant).">rtnl_tc_handle2str</a>(cbq->cbq_fopt.split, buf, <span class="keyword">sizeof</span>(buf)),
<a name="l00224"></a>00224 cbq->cbq_fopt.defmap);
<a name="l00225"></a>00225
<a name="l00226"></a>00226 dp_dump(p, <span class="stringliteral">"police %s"</span>,
<a name="l00227"></a>00227 nl_police2str(cbq->cbq_police.police, buf, <span class="keyword">sizeof</span>(buf)));
<a name="l00228"></a>00228
<a name="l00229"></a>00229 ignore:
<a name="l00230"></a>00230 <span class="keywordflow">return</span> line;
<a name="l00231"></a>00231 }
<a name="l00232"></a>00232
<a name="l00233"></a>00233 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_qdisc_dump_full(<span class="keyword">struct</span> rtnl_qdisc *qdisc,
<a name="l00234"></a>00234 <span class="keyword">struct</span> <a class="code" href="structnl__dump__params.html" title="Dumping parameters.">nl_dump_params</a> *p, <span class="keywordtype">int</span> line)
<a name="l00235"></a>00235 {
<a name="l00236"></a>00236 <span class="keywordflow">return</span> cbq_dump_full((<span class="keyword">struct</span> rtnl_tca *) qdisc, p, line);
<a name="l00237"></a>00237 }
<a name="l00238"></a>00238
<a name="l00239"></a>00239 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_class_dump_full(<span class="keyword">struct</span> rtnl_class *<span class="keyword">class</span>,
<a name="l00240"></a>00240 <span class="keyword">struct</span> <a class="code" href="structnl__dump__params.html" title="Dumping parameters.">nl_dump_params</a> *p, <span class="keywordtype">int</span> line)
<a name="l00241"></a>00241 {
<a name="l00242"></a>00242 <span class="keywordflow">return</span> cbq_dump_full((<span class="keyword">struct</span> rtnl_tca *) <span class="keyword">class</span>, p, line);
<a name="l00243"></a>00243 }
<a name="l00244"></a>00244
<a name="l00245"></a>00245 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_dump_with_stats(<span class="keyword">struct</span> rtnl_tca *tca, <span class="keyword">struct</span> <a class="code" href="structnl__dump__params.html" title="Dumping parameters.">nl_dump_params</a> *p,
<a name="l00246"></a>00246 <span class="keywordtype">int</span> line)
<a name="l00247"></a>00247 {
<a name="l00248"></a>00248 <span class="keyword">struct </span>tc_cbq_xstats *x = tca_xstats(tca);
<a name="l00249"></a>00249
<a name="l00250"></a>00250 <span class="keywordflow">if</span> (!x)
<a name="l00251"></a>00251 <span class="keywordflow">goto</span> ignore;
<a name="l00252"></a>00252
<a name="l00253"></a>00253 dp_dump_line(p, line++, <span class="stringliteral">" borrows overact "</span>
<a name="l00254"></a>00254 <span class="stringliteral">" avgidle undertime\n"</span>);
<a name="l00255"></a>00255 dp_dump_line(p, line++, <span class="stringliteral">" %10u %10u %10u %10u\n"</span>,
<a name="l00256"></a>00256 x->borrows, x->overactions, x->avgidle, x->undertime);
<a name="l00257"></a>00257
<a name="l00258"></a>00258 ignore:
<a name="l00259"></a>00259 <span class="keywordflow">return</span> line;
<a name="l00260"></a>00260 }
<a name="l00261"></a>00261
<a name="l00262"></a>00262 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_qdisc_dump_with_stats(<span class="keyword">struct</span> rtnl_qdisc *qdisc,
<a name="l00263"></a>00263 <span class="keyword">struct</span> <a class="code" href="structnl__dump__params.html" title="Dumping parameters.">nl_dump_params</a> *p, <span class="keywordtype">int</span> line)
<a name="l00264"></a>00264 {
<a name="l00265"></a>00265 <span class="keywordflow">return</span> cbq_dump_with_stats((<span class="keyword">struct</span> rtnl_tca *) qdisc, p, line);
<a name="l00266"></a>00266 }
<a name="l00267"></a>00267
<a name="l00268"></a>00268 <span class="keyword">static</span> <span class="keywordtype">int</span> cbq_class_dump_with_stats(<span class="keyword">struct</span> rtnl_class *<span class="keyword">class</span>,
<a name="l00269"></a>00269 <span class="keyword">struct</span> <a class="code" href="structnl__dump__params.html" title="Dumping parameters.">nl_dump_params</a> *p, <span class="keywordtype">int</span> line)
<a name="l00270"></a>00270 {
<a name="l00271"></a>00271 <span class="keywordflow">return</span> cbq_dump_with_stats((<span class="keyword">struct</span> rtnl_tca *) <span class="keyword">class</span>, p, line);
<a name="l00272"></a>00272 }
<a name="l00273"></a>00273
<a name="l00274"></a>00274 <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structrtnl__qdisc__ops.html" title="Qdisc Operations.">rtnl_qdisc_ops</a> cbq_qdisc_ops = {
<a name="l00275"></a>00275 .<a class="code" href="structrtnl__qdisc__ops.html#a5df5424d29acfa9ae66e7f35a9ca2081" title="Kind/Name of Qdisc.">qo_kind</a> = <span class="stringliteral">"cbq"</span>,
<a name="l00276"></a>00276 .qo_msg_parser = cbq_qdisc_msg_parser,
<a name="l00277"></a>00277 .qo_free_data = cbq_qdisc_free_data,
<a name="l00278"></a>00278 .qo_clone = cbq_qdisc_clone,
<a name="l00279"></a>00279 .qo_dump[<a class="code" href="group__utils.html#ggacfb5566c73f0965c5241d7d49bc717e9a5597887c080d5ecae358b6065a4048fd" title="Dump object in a brief one-liner.">NL_DUMP_BRIEF</a>] = cbq_qdisc_dump_brief,
<a name="l00280"></a>00280 .qo_dump[<a class="code" href="group__utils.html#ggacfb5566c73f0965c5241d7d49bc717e9a1445106c7af529b2c99ee289fbcd3179" title="Dump all attributes but no statistics.">NL_DUMP_FULL</a>] = cbq_qdisc_dump_full,
<a name="l00281"></a>00281 .qo_dump[<a class="code" href="group__utils.html#ggacfb5566c73f0965c5241d7d49bc717e9a8ebedc55094df6175b84fb1230047a65" title="Dump all attributes including statistics.">NL_DUMP_STATS</a>] = cbq_qdisc_dump_with_stats,
<a name="l00282"></a>00282 };
<a name="l00283"></a>00283
<a name="l00284"></a>00284 <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structrtnl__class__ops.html" title="Class operations.">rtnl_class_ops</a> cbq_class_ops = {
<a name="l00285"></a>00285 .<a class="code" href="structrtnl__class__ops.html#a9811b549e3ce4000bdc2a6354d939a48" title="Kind/Name of class.">co_kind</a> = <span class="stringliteral">"cbq"</span>,
<a name="l00286"></a>00286 .co_msg_parser = cbq_class_msg_parser,
<a name="l00287"></a>00287 .co_free_data = cbq_class_free_data,
<a name="l00288"></a>00288 .co_clone = cbq_class_clone,
<a name="l00289"></a>00289 .co_dump[<a class="code" href="group__utils.html#ggacfb5566c73f0965c5241d7d49bc717e9a5597887c080d5ecae358b6065a4048fd" title="Dump object in a brief one-liner.">NL_DUMP_BRIEF</a>] = cbq_class_dump_brief,
<a name="l00290"></a>00290 .co_dump[<a class="code" href="group__utils.html#ggacfb5566c73f0965c5241d7d49bc717e9a1445106c7af529b2c99ee289fbcd3179" title="Dump all attributes but no statistics.">NL_DUMP_FULL</a>] = cbq_class_dump_full,
<a name="l00291"></a>00291 .co_dump[<a class="code" href="group__utils.html#ggacfb5566c73f0965c5241d7d49bc717e9a8ebedc55094df6175b84fb1230047a65" title="Dump all attributes including statistics.">NL_DUMP_STATS</a>] = cbq_class_dump_with_stats,
<a name="l00292"></a>00292 };
<a name="l00293"></a>00293
<a name="l00294"></a>00294 <span class="keyword">static</span> <span class="keywordtype">void</span> __init cbq_init(<span class="keywordtype">void</span>)
<a name="l00295"></a>00295 {
<a name="l00296"></a>00296 <a class="code" href="group__qdisc__api.html#ga52a96211c54bed89f60bc4b106747133" title="Register a qdisc module.">rtnl_qdisc_register</a>(&cbq_qdisc_ops);
<a name="l00297"></a>00297 <a class="code" href="group__class__api.html#ga4b91aba76921831debf31cca34851e5c" title="Register a class module.">rtnl_class_register</a>(&cbq_class_ops);
<a name="l00298"></a>00298 }
<a name="l00299"></a>00299
<a name="l00300"></a>00300 <span class="keyword">static</span> <span class="keywordtype">void</span> __exit cbq_exit(<span class="keywordtype">void</span>)
<a name="l00301"></a>00301 {
<a name="l00302"></a>00302 <a class="code" href="group__qdisc__api.html#ga0e1c8c70c536964578dd544fd23f80ff" title="Unregister a qdisc module.">rtnl_qdisc_unregister</a>(&cbq_qdisc_ops);
<a name="l00303"></a>00303 <a class="code" href="group__class__api.html#ga2ee825cb98cd61b36c92bbde009cda79" title="Unregister a class module.">rtnl_class_unregister</a>(&cbq_class_ops);
<a name="l00304"></a>00304 }
<a name="l00305"></a>00305 <span class="comment"></span>
<a name="l00306"></a>00306 <span class="comment">/** @} */</span>
</pre></div></div>
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