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Christopher W. Olsen on 29 Jan 2020 38 KB Doxygen Documentation - I cannot speak for how true this documentation
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<?xml version='1.0' encoding='UTF-8' standalone='no'?>
<doxygen xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="compound.xsd" version="1.8.16">
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        <label>C:/Dev/git/UbixOS/sys/lib/kern_trie.c</label>
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        <label>sys/_timeval.h</label>
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    </incdepgraph>
      <sectiondef kind="func">
      <memberdef kind="function" id="kern__trie_8c_1aa95aaef1b2b8618a937ae88913a88866" prot="public" static="no" const="no" explicit="no" inline="no" virt="non-virtual">
        <type>int</type>
        <definition>int delete_trieNode</definition>
        <argsstring>(struct Trie **curr, char *str)</argsstring>
        <name>delete_trieNode</name>
        <param>
          <type>struct <ref refid="structTrie" kindref="compound">Trie</ref> **</type>
          <declname>curr</declname>
        </param>
        <param>
          <type>char *</type>
          <declname>str</declname>
        </param>
        <briefdescription>
        </briefdescription>
        <detaileddescription>
        </detaileddescription>
        <inbodydescription>
        </inbodydescription>
        <location file="C:/Dev/git/UbixOS/sys/lib/kern_trie.c" line="99" column="5" bodyfile="C:/Dev/git/UbixOS/sys/lib/kern_trie.c" bodystart="99" bodyend="140"/>
        <references refid="kern__trie_8c_1a0d5e94a35ef6770fd351039714381a68" compoundref="kern__trie_8c" startline="143" endline="149">haveChildren</references>
        <references refid="fat__string_8h_1a070d2ce7b6bb7e5c05602aa8c308d0c4" compoundref="fat__string_8h" startline="17">NULL</references>
      </memberdef>
      <memberdef kind="function" id="kern__trie_8c_1a0d5e94a35ef6770fd351039714381a68" prot="public" static="no" const="no" explicit="no" inline="no" virt="non-virtual">
        <type>int</type>
        <definition>int haveChildren</definition>
        <argsstring>(struct Trie *curr)</argsstring>
        <name>haveChildren</name>
        <param>
          <type>struct <ref refid="structTrie" kindref="compound">Trie</ref> *</type>
          <declname>curr</declname>
        </param>
        <briefdescription>
        </briefdescription>
        <detaileddescription>
        </detaileddescription>
        <inbodydescription>
        </inbodydescription>
        <location file="C:/Dev/git/UbixOS/sys/lib/kern_trie.c" line="143" column="5" bodyfile="C:/Dev/git/UbixOS/sys/lib/kern_trie.c" bodystart="143" bodyend="149"/>
        <references refid="kern__trie_8h_1a22c7f61c2f0fa6b1943548e838055cec" compoundref="kern__trie_8h" startline="34">CHAR_SIZE</references>
        <references refid="structTrie_1afd70d2d6861cb0fc6574f554dabbd56d" compoundref="kern__trie_8h" startline="38">Trie::character</references>
        <referencedby refid="kern__trie_8c_1aa95aaef1b2b8618a937ae88913a88866" compoundref="kern__trie_8c" startline="99" endline="140">delete_trieNode</referencedby>
      </memberdef>
      <memberdef kind="function" id="kern__trie_8c_1a07e8f86b54a5cef01d03eddada7dbaef" prot="public" static="no" const="no" explicit="no" inline="no" virt="non-virtual">
        <type>void</type>
        <definition>void insert_trieNode</definition>
        <argsstring>(struct Trie **head, char *str, void *e)</argsstring>
        <name>insert_trieNode</name>
        <param>
          <type>struct <ref refid="structTrie" kindref="compound">Trie</ref> **</type>
          <declname>head</declname>
        </param>
        <param>
          <type>char *</type>
          <declname>str</declname>
        </param>
        <param>
          <type>void *</type>
          <declname>e</declname>
        </param>
        <briefdescription>
        </briefdescription>
        <detaileddescription>
        </detaileddescription>
        <inbodydescription>
        </inbodydescription>
        <location file="C:/Dev/git/UbixOS/sys/lib/kern_trie.c" line="46" column="6" bodyfile="C:/Dev/git/UbixOS/sys/lib/kern_trie.c" bodystart="46" bodyend="67"/>
        <references refid="structTrie_1afd70d2d6861cb0fc6574f554dabbd56d" compoundref="kern__trie_8h" startline="38">Trie::character</references>
        <references refid="structTrie_1a0d43a2b490ad3501ae54366f674ed726" compoundref="kern__trie_8h" startline="39">Trie::e</references>
        <references refid="structTrie_1ac64f365c3bbfe79362504d1580dc90aa" compoundref="kern__trie_8h" startline="37">Trie::isLeaf</references>
        <references refid="kern__trie_8c_1afadb3489e5ff24f80e606d9651ec59fc" compoundref="kern__trie_8c" startline="33" endline="43">new_trieNode</references>
        <references refid="fat__string_8h_1a070d2ce7b6bb7e5c05602aa8c308d0c4" compoundref="fat__string_8h" startline="17">NULL</references>
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        <type>struct <ref refid="structTrie" kindref="compound">Trie</ref> *</type>
        <definition>struct Trie* new_trieNode</definition>
        <argsstring>()</argsstring>
        <name>new_trieNode</name>
        <briefdescription>
        </briefdescription>
        <detaileddescription>
        </detaileddescription>
        <inbodydescription>
        </inbodydescription>
        <location file="C:/Dev/git/UbixOS/sys/lib/kern_trie.c" line="33" column="11" bodyfile="C:/Dev/git/UbixOS/sys/lib/kern_trie.c" bodystart="33" bodyend="43"/>
        <references refid="kern__trie_8h_1a22c7f61c2f0fa6b1943548e838055cec" compoundref="kern__trie_8h" startline="34">CHAR_SIZE</references>
        <references refid="structTrie_1afd70d2d6861cb0fc6574f554dabbd56d" compoundref="kern__trie_8h" startline="38">Trie::character</references>
        <references refid="structTrie_1ac64f365c3bbfe79362504d1580dc90aa" compoundref="kern__trie_8h" startline="37">Trie::isLeaf</references>
        <references refid="kmalloc_8h_1a150eab2ac4ce4553e21ca10e7f441762" compoundref="kmalloc_8c" startline="241" endline="331">kmalloc</references>
        <references refid="fat__string_8h_1a070d2ce7b6bb7e5c05602aa8c308d0c4" compoundref="fat__string_8h" startline="17">NULL</references>
        <referencedby refid="kern__trie_8c_1a07e8f86b54a5cef01d03eddada7dbaef" compoundref="kern__trie_8c" startline="46" endline="67">insert_trieNode</referencedby>
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        <type>struct <ref refid="structTrie" kindref="compound">Trie</ref> *</type>
        <definition>struct Trie* search_trieNode</definition>
        <argsstring>(struct Trie *head, char *str)</argsstring>
        <name>search_trieNode</name>
        <param>
          <type>struct <ref refid="structTrie" kindref="compound">Trie</ref> *</type>
          <declname>head</declname>
        </param>
        <param>
          <type>char *</type>
          <declname>str</declname>
        </param>
        <briefdescription>
        </briefdescription>
        <detaileddescription>
        </detaileddescription>
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        <references refid="structTrie_1afd70d2d6861cb0fc6574f554dabbd56d" compoundref="kern__trie_8h" startline="38">Trie::character</references>
        <references refid="fat__string_8h_1a070d2ce7b6bb7e5c05602aa8c308d0c4" compoundref="fat__string_8h" startline="17">NULL</references>
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    <briefdescription>
    </briefdescription>
    <detaileddescription>
    </detaileddescription>
    <programlisting>
<codeline lineno="1"><highlight class="comment">/*-</highlight></codeline>
<codeline lineno="2"><highlight class="comment"><sp/>*<sp/>Copyright<sp/>(c)<sp/>2018<sp/>The<sp/>UbixOS<sp/>Project.</highlight></codeline>
<codeline lineno="3"><highlight class="comment"><sp/>*<sp/>All<sp/>rights<sp/>reserved.</highlight></codeline>
<codeline lineno="4"><highlight class="comment"><sp/>*</highlight></codeline>
<codeline lineno="5"><highlight class="comment"><sp/>*<sp/>This<sp/>was<sp/>developed<sp/>by<sp/>Christopher<sp/>W.<sp/>Olsen<sp/>for<sp/>the<sp/>UbixOS<sp/>Project.</highlight></codeline>
<codeline lineno="6"><highlight class="comment"><sp/>*</highlight></codeline>
<codeline lineno="7"><highlight class="comment"><sp/>*<sp/>Redistribution<sp/>and<sp/>use<sp/>in<sp/>source<sp/>and<sp/>binary<sp/>forms,<sp/>with<sp/>or<sp/>without<sp/>modification,<sp/>are<sp/>permitted</highlight></codeline>
<codeline lineno="8"><highlight class="comment"><sp/>*<sp/>provided<sp/>that<sp/>the<sp/>following<sp/>conditions<sp/>are<sp/>met:</highlight></codeline>
<codeline lineno="9"><highlight class="comment"><sp/>*</highlight></codeline>
<codeline lineno="10"><highlight class="comment"><sp/>*<sp/>1)<sp/>Redistributions<sp/>of<sp/>source<sp/>code<sp/>must<sp/>retain<sp/>the<sp/>above<sp/>copyright<sp/>notice,<sp/>this<sp/>list<sp/>of</highlight></codeline>
<codeline lineno="11"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>conditions,<sp/>the<sp/>following<sp/>disclaimer<sp/>and<sp/>the<sp/>list<sp/>of<sp/>authors.</highlight></codeline>
<codeline lineno="12"><highlight class="comment"><sp/>*<sp/>2)<sp/>Redistributions<sp/>in<sp/>binary<sp/>form<sp/>must<sp/>reproduce<sp/>the<sp/>above<sp/>copyright<sp/>notice,<sp/>this<sp/>list<sp/>of</highlight></codeline>
<codeline lineno="13"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>conditions,<sp/>the<sp/>following<sp/>disclaimer<sp/>and<sp/>the<sp/>list<sp/>of<sp/>authors<sp/>in<sp/>the<sp/>documentation<sp/>and/or</highlight></codeline>
<codeline lineno="14"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>other<sp/>materials<sp/>provided<sp/>with<sp/>the<sp/>distribution.</highlight></codeline>
<codeline lineno="15"><highlight class="comment"><sp/>*<sp/>3)<sp/>Neither<sp/>the<sp/>name<sp/>of<sp/>the<sp/>UbixOS<sp/>Project<sp/>nor<sp/>the<sp/>names<sp/>of<sp/>its<sp/>contributors<sp/>may<sp/>be<sp/>used<sp/>to</highlight></codeline>
<codeline lineno="16"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>endorse<sp/>or<sp/>promote<sp/>products<sp/>derived<sp/>from<sp/>this<sp/>software<sp/>without<sp/>specific<sp/>prior<sp/>written</highlight></codeline>
<codeline lineno="17"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>permission.</highlight></codeline>
<codeline lineno="18"><highlight class="comment"><sp/>*</highlight></codeline>
<codeline lineno="19"><highlight class="comment"><sp/>*<sp/>THIS<sp/>SOFTWARE<sp/>IS<sp/>PROVIDED<sp/>BY<sp/>THE<sp/>AUTHOR<sp/>AND<sp/>CONTRIBUTORS<sp/>&quot;AS<sp/>IS&quot;<sp/>AND<sp/>ANY<sp/>EXPRESS<sp/>OR<sp/>IMPLIED</highlight></codeline>
<codeline lineno="20"><highlight class="comment"><sp/>*<sp/>WARRANTIES,<sp/>INCLUDING,<sp/>BUT<sp/>NOT<sp/>LIMITED<sp/>TO,<sp/>THE<sp/>IMPLIED<sp/>WARRANTIES<sp/>OF<sp/>MERCHANTABILITY<sp/>AND<sp/>FITNESS</highlight></codeline>
<codeline lineno="21"><highlight class="comment"><sp/>*<sp/>FOR<sp/>A<sp/>PARTICULAR<sp/>PURPOSE<sp/>ARE<sp/>DISCLAIMED.<sp/>IN<sp/>NO<sp/>EVENT<sp/>SHALL<sp/>THE<sp/>COPYRIGHT<sp/>OWNER<sp/>OR<sp/>CONTRIBUTORS</highlight></codeline>
<codeline lineno="22"><highlight class="comment"><sp/>*<sp/>BE<sp/>LIABLE<sp/>FOR<sp/>ANY<sp/>DIRECT,<sp/>INDIRECT,<sp/>INCIDENTAL,<sp/>SPECIAL,<sp/>EXEMPLARY,<sp/>OR<sp/>CONSEQUENTIAL<sp/>DAMAGES</highlight></codeline>
<codeline lineno="23"><highlight class="comment"><sp/>*<sp/>(INCLUDING,<sp/>BUT<sp/>NOT<sp/>LIMITED<sp/>TO,<sp/>PROCUREMENT<sp/>OF<sp/>SUBSTITUTE<sp/>GOODS<sp/>OR<sp/>SERVICES;<sp/>LOSS<sp/>OF<sp/>USE,<sp/>DATA,</highlight></codeline>
<codeline lineno="24"><highlight class="comment"><sp/>*<sp/>OR<sp/>PROFITS;<sp/>OR<sp/>BUSINESS<sp/>INTERRUPTION)<sp/>HOWEVER<sp/>CAUSED<sp/>AND<sp/>ON<sp/>ANY<sp/>THEORY<sp/>OF<sp/>LIABILITY,<sp/>WHETHER<sp/>IN</highlight></codeline>
<codeline lineno="25"><highlight class="comment"><sp/>*<sp/>CONTRACT,<sp/>STRICT<sp/>LIABILITY,<sp/>OR<sp/>TORT<sp/>(INCLUDING<sp/>NEGLIGENCE<sp/>OR<sp/>OTHERWISE)<sp/>ARISING<sp/>IN<sp/>ANY<sp/>WAY<sp/>OUT</highlight></codeline>
<codeline lineno="26"><highlight class="comment"><sp/>*<sp/>OF<sp/>THE<sp/>USE<sp/>OF<sp/>THIS<sp/>SOFTWARE,<sp/>EVEN<sp/>IF<sp/>ADVISED<sp/>OF<sp/>THE<sp/>POSSIBILITY<sp/>OF<sp/>SUCH<sp/>DAMAGE.</highlight></codeline>
<codeline lineno="27"><highlight class="comment"><sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="28"><highlight class="normal"></highlight></codeline>
<codeline lineno="29"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>&lt;<ref refid="include_2sys_2types_8h" kindref="compound">sys/types.h</ref>&gt;</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="30"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>&lt;<ref refid="kmalloc_8h" kindref="compound">lib/kmalloc.h</ref>&gt;</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="31"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>&lt;<ref refid="kern__trie_8h" kindref="compound">lib/kern_trie.h</ref>&gt;</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="32"><highlight class="normal"></highlight></codeline>
<codeline lineno="33" refid="kern__trie_8c_1afadb3489e5ff24f80e606d9651ec59fc" refkind="member"><highlight class="normal"></highlight><highlight class="keyword">struct<sp/></highlight><highlight class="normal"><ref refid="structTrie" kindref="compound">Trie</ref><sp/>*<ref refid="kern__trie_8c_1afadb3489e5ff24f80e606d9651ec59fc" kindref="member">new_trieNode</ref>()<sp/>{</highlight></codeline>
<codeline lineno="34"><highlight class="normal"></highlight></codeline>
<codeline lineno="35"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">struct<sp/></highlight><highlight class="normal"><ref refid="structTrie" kindref="compound">Trie</ref><sp/>*node<sp/>=<sp/>(</highlight><highlight class="keyword">struct<sp/></highlight><highlight class="normal"><ref refid="structTrie" kindref="compound">Trie</ref><sp/>*)<sp/><ref refid="kmalloc_8h_1a150eab2ac4ce4553e21ca10e7f441762" kindref="member">kmalloc</ref>(</highlight><highlight class="keyword">sizeof</highlight><highlight class="normal">(</highlight><highlight class="keyword">struct</highlight><highlight class="normal"><sp/><ref refid="structTrie" kindref="compound">Trie</ref>));</highlight></codeline>
<codeline lineno="36"><highlight class="normal"></highlight></codeline>
<codeline lineno="37"><highlight class="normal"><sp/><sp/>node-&gt;<ref refid="structTrie_1ac64f365c3bbfe79362504d1580dc90aa" kindref="member">isLeaf</ref><sp/>=<sp/>0;</highlight></codeline>
<codeline lineno="38"><highlight class="normal"></highlight></codeline>
<codeline lineno="39"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(</highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/>i<sp/>=<sp/>0;<sp/>i<sp/>&lt;<sp/><ref refid="kern__trie_8h_1a22c7f61c2f0fa6b1943548e838055cec" kindref="member">CHAR_SIZE</ref>;<sp/>i++)</highlight></codeline>
<codeline lineno="40"><highlight class="normal"><sp/><sp/><sp/><sp/>node-&gt;<ref refid="structTrie_1afd70d2d6861cb0fc6574f554dabbd56d" kindref="member">character</ref>[i]<sp/>=<sp/><ref refid="fat__string_8h_1a070d2ce7b6bb7e5c05602aa8c308d0c4" kindref="member">NULL</ref>;</highlight></codeline>
<codeline lineno="41"><highlight class="normal"></highlight></codeline>
<codeline lineno="42"><highlight class="normal"><sp/><sp/>return<sp/>(node);</highlight></codeline>
<codeline lineno="43"><highlight class="normal">}</highlight></codeline>
<codeline lineno="44"><highlight class="normal"></highlight></codeline>
<codeline lineno="45"><highlight class="normal"></highlight><highlight class="comment">//<sp/>Insert<sp/>Trie</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="46" refid="kern__trie_8c_1a07e8f86b54a5cef01d03eddada7dbaef" refkind="member"><highlight class="normal"></highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/><ref refid="kern__trie_8c_1a07e8f86b54a5cef01d03eddada7dbaef" kindref="member">insert_trieNode</ref>(</highlight><highlight class="keyword">struct</highlight><highlight class="normal"><sp/><ref refid="structTrie" kindref="compound">Trie</ref><sp/>**head,<sp/></highlight><highlight class="keywordtype">char</highlight><highlight class="normal">*<sp/>str,<sp/></highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*<ref refid="structTrie_1a0d43a2b490ad3501ae54366f674ed726" kindref="member">e</ref>)<sp/>{</highlight></codeline>
<codeline lineno="47"><highlight class="normal"></highlight></codeline>
<codeline lineno="48"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>start<sp/>from<sp/>root<sp/>node</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="49"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">struct<sp/></highlight><highlight class="normal"><ref refid="structTrie" kindref="compound">Trie</ref>*<sp/>curr<sp/>=<sp/>*head;</highlight></codeline>
<codeline lineno="50"><highlight class="normal"></highlight></codeline>
<codeline lineno="51"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">while</highlight><highlight class="normal"><sp/>(*str)<sp/>{</highlight></codeline>
<codeline lineno="52"><highlight class="normal"></highlight></codeline>
<codeline lineno="53"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>create<sp/>a<sp/>new<sp/>node<sp/>if<sp/>path<sp/>doesn&apos;t<sp/>exists</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="54"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(curr-&gt;<ref refid="structTrie_1afd70d2d6861cb0fc6574f554dabbd56d" kindref="member">character</ref>[*str<sp/>-<sp/></highlight><highlight class="charliteral">&apos;a&apos;</highlight><highlight class="normal">]<sp/>==<sp/><ref refid="fat__string_8h_1a070d2ce7b6bb7e5c05602aa8c308d0c4" kindref="member">NULL</ref>)<sp/>{</highlight></codeline>
<codeline lineno="55"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>curr-&gt;<ref refid="structTrie_1afd70d2d6861cb0fc6574f554dabbd56d" kindref="member">character</ref>[*str<sp/>-<sp/></highlight><highlight class="charliteral">&apos;a&apos;</highlight><highlight class="normal">]<sp/>=<sp/><ref refid="kern__trie_8c_1afadb3489e5ff24f80e606d9651ec59fc" kindref="member">new_trieNode</ref>();</highlight></codeline>
<codeline lineno="56"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="57"><highlight class="normal"></highlight></codeline>
<codeline lineno="58"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>go<sp/>to<sp/>next<sp/>node</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="59"><highlight class="normal"><sp/><sp/><sp/><sp/>curr<sp/>=<sp/>curr-&gt;<ref refid="structTrie_1afd70d2d6861cb0fc6574f554dabbd56d" kindref="member">character</ref>[*str<sp/>-<sp/></highlight><highlight class="charliteral">&apos;a&apos;</highlight><highlight class="normal">];</highlight></codeline>
<codeline lineno="60"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>move<sp/>to<sp/>next<sp/>character</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="61"><highlight class="normal"><sp/><sp/><sp/><sp/>str++;</highlight></codeline>
<codeline lineno="62"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="63"><highlight class="normal"></highlight></codeline>
<codeline lineno="64"><highlight class="normal"><sp/><sp/>curr-&gt;<ref refid="structTrie_1a0d43a2b490ad3501ae54366f674ed726" kindref="member">e</ref><sp/>=<sp/><ref refid="structTrie_1a0d43a2b490ad3501ae54366f674ed726" kindref="member">e</ref>;</highlight></codeline>
<codeline lineno="65"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>mark<sp/>current<sp/>node<sp/>as<sp/>leaf</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="66"><highlight class="normal"><sp/><sp/>curr-&gt;<ref refid="structTrie_1ac64f365c3bbfe79362504d1580dc90aa" kindref="member">isLeaf</ref><sp/>=<sp/>1;</highlight></codeline>
<codeline lineno="67"><highlight class="normal">}</highlight></codeline>
<codeline lineno="68"><highlight class="normal"></highlight></codeline>
<codeline lineno="69"><highlight class="normal"></highlight></codeline>
<codeline lineno="70" refid="kern__trie_8c_1a180f49543d31feac873622e189efc064" refkind="member"><highlight class="normal"></highlight><highlight class="keyword">struct<sp/></highlight><highlight class="normal"><ref refid="structTrie" kindref="compound">Trie</ref><sp/>*<ref refid="kern__trie_8c_1a180f49543d31feac873622e189efc064" kindref="member">search_trieNode</ref>(</highlight><highlight class="keyword">struct</highlight><highlight class="normal"><sp/><ref refid="structTrie" kindref="compound">Trie</ref><sp/>*head,<sp/></highlight><highlight class="keywordtype">char</highlight><highlight class="normal"><sp/>*str)<sp/>{</highlight></codeline>
<codeline lineno="71"><highlight class="normal"></highlight></codeline>
<codeline lineno="72"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>return<sp/>0<sp/>if<sp/>Trie<sp/>is<sp/>empty</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="73"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(head<sp/>==<sp/><ref refid="fat__string_8h_1a070d2ce7b6bb7e5c05602aa8c308d0c4" kindref="member">NULL</ref><sp/>||<sp/>str<sp/>==<sp/><ref refid="fat__string_8h_1a070d2ce7b6bb7e5c05602aa8c308d0c4" kindref="member">NULL</ref>)</highlight></codeline>
<codeline lineno="74"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(0);</highlight></codeline>
<codeline lineno="75"><highlight class="normal"></highlight></codeline>
<codeline lineno="76"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">struct<sp/></highlight><highlight class="normal"><ref refid="structTrie" kindref="compound">Trie</ref><sp/>*curr<sp/>=<sp/>head;</highlight></codeline>
<codeline lineno="77"><highlight class="normal"></highlight></codeline>
<codeline lineno="78"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">while</highlight><highlight class="normal"><sp/>(*str)<sp/>{</highlight></codeline>
<codeline lineno="79"><highlight class="normal"></highlight></codeline>
<codeline lineno="80"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>go<sp/>to<sp/>next<sp/>node</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="81"><highlight class="normal"><sp/><sp/><sp/><sp/>curr<sp/>=<sp/>curr-&gt;<ref refid="structTrie_1afd70d2d6861cb0fc6574f554dabbd56d" kindref="member">character</ref>[*str<sp/>-<sp/></highlight><highlight class="charliteral">&apos;a&apos;</highlight><highlight class="normal">];</highlight></codeline>
<codeline lineno="82"><highlight class="normal"></highlight></codeline>
<codeline lineno="83"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>if<sp/>string<sp/>is<sp/>invalid<sp/>(reached<sp/>end<sp/>of<sp/>path<sp/>in<sp/>Trie)</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="84"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(curr<sp/>==<sp/><ref refid="fat__string_8h_1a070d2ce7b6bb7e5c05602aa8c308d0c4" kindref="member">NULL</ref>)</highlight></codeline>
<codeline lineno="85"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(0);</highlight></codeline>
<codeline lineno="86"><highlight class="normal"></highlight></codeline>
<codeline lineno="87"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>move<sp/>to<sp/>next<sp/>character</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="88"><highlight class="normal"><sp/><sp/><sp/><sp/>str++;</highlight></codeline>
<codeline lineno="89"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="90"><highlight class="normal"></highlight></codeline>
<codeline lineno="91"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>if<sp/>current<sp/>node<sp/>is<sp/>a<sp/>leaf<sp/>and<sp/>we<sp/>have<sp/>reached<sp/>the</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="92"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>end<sp/>of<sp/>the<sp/>string,<sp/>return<sp/>1</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="93"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(curr);</highlight></codeline>
<codeline lineno="94"><highlight class="normal">}</highlight></codeline>
<codeline lineno="95"><highlight class="normal"></highlight></codeline>
<codeline lineno="96"><highlight class="normal"></highlight></codeline>
<codeline lineno="97"><highlight class="normal"></highlight></codeline>
<codeline lineno="98"><highlight class="normal"></highlight><highlight class="comment">//<sp/>Recursive<sp/>function<sp/>to<sp/>delete<sp/>a<sp/>string<sp/>in<sp/>Trie</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="99" refid="kern__trie_8c_1aa95aaef1b2b8618a937ae88913a88866" refkind="member"><highlight class="normal"></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><ref refid="kern__trie_8c_1aa95aaef1b2b8618a937ae88913a88866" kindref="member">delete_trieNode</ref>(</highlight><highlight class="keyword">struct</highlight><highlight class="normal"><sp/><ref refid="structTrie" kindref="compound">Trie</ref><sp/>**curr,<sp/></highlight><highlight class="keywordtype">char</highlight><highlight class="normal"><sp/>*str)<sp/>{</highlight></codeline>
<codeline lineno="100"><highlight class="normal"></highlight></codeline>
<codeline lineno="101"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>return<sp/>if<sp/>Trie<sp/>is<sp/>empty</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="102"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(*curr<sp/>==<sp/><ref refid="fat__string_8h_1a070d2ce7b6bb7e5c05602aa8c308d0c4" kindref="member">NULL</ref>)</highlight></codeline>
<codeline lineno="103"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(0);</highlight></codeline>
<codeline lineno="104"><highlight class="normal"></highlight></codeline>
<codeline lineno="105"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>if<sp/>we<sp/>have<sp/>not<sp/>reached<sp/>the<sp/>end<sp/>of<sp/>the<sp/>string</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="106"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(*str)<sp/>{</highlight></codeline>
<codeline lineno="107"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>recurse<sp/>for<sp/>the<sp/>node<sp/>corresponding<sp/>to<sp/>next<sp/>character<sp/>in</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="108"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>the<sp/>string<sp/>and<sp/>if<sp/>it<sp/>returns<sp/>1,<sp/>delete<sp/>current<sp/>node</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="109"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>(if<sp/>it<sp/>is<sp/>non-leaf)</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="110"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(*curr<sp/>!=<sp/><ref refid="fat__string_8h_1a070d2ce7b6bb7e5c05602aa8c308d0c4" kindref="member">NULL</ref><sp/>&amp;&amp;<sp/>(*curr)-&gt;character[*str<sp/>-<sp/></highlight><highlight class="charliteral">&apos;a&apos;</highlight><highlight class="normal">]<sp/>!=<sp/><ref refid="fat__string_8h_1a070d2ce7b6bb7e5c05602aa8c308d0c4" kindref="member">NULL</ref><sp/>&amp;&amp;<sp/>deletion(&amp;((*curr)-&gt;character[*str<sp/>-<sp/></highlight><highlight class="charliteral">&apos;a&apos;</highlight><highlight class="normal">]),<sp/>str<sp/>+<sp/>1)<sp/>&amp;&amp;<sp/>(*curr)-&gt;isLeaf<sp/>==<sp/>0)<sp/>{</highlight></codeline>
<codeline lineno="111"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(!<ref refid="kern__trie_8c_1a0d5e94a35ef6770fd351039714381a68" kindref="member">haveChildren</ref>(*curr))<sp/>{</highlight></codeline>
<codeline lineno="112"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>free(*curr);</highlight></codeline>
<codeline lineno="113"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>(*curr)<sp/>=<sp/><ref refid="fat__string_8h_1a070d2ce7b6bb7e5c05602aa8c308d0c4" kindref="member">NULL</ref>;</highlight></codeline>
<codeline lineno="114"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(1);</highlight></codeline>
<codeline lineno="115"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="116"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/>{</highlight></codeline>
<codeline lineno="117"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(0);</highlight></codeline>
<codeline lineno="118"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="119"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="120"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="121"><highlight class="normal"></highlight></codeline>
<codeline lineno="122"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>if<sp/>we<sp/>have<sp/>reached<sp/>the<sp/>end<sp/>of<sp/>the<sp/>string</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="123"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(*str<sp/>==<sp/></highlight><highlight class="charliteral">&apos;\0&apos;</highlight><highlight class="normal"><sp/>&amp;&amp;<sp/>(*curr)-&gt;isLeaf)<sp/>{</highlight></codeline>
<codeline lineno="124"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>if<sp/>current<sp/>node<sp/>is<sp/>a<sp/>leaf<sp/>node<sp/>and<sp/>don&apos;t<sp/>have<sp/>any<sp/>children</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="125"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(!<ref refid="kern__trie_8c_1a0d5e94a35ef6770fd351039714381a68" kindref="member">haveChildren</ref>(*curr))<sp/>{</highlight></codeline>
<codeline lineno="126"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>free(*curr);<sp/></highlight><highlight class="comment">//<sp/>delete<sp/>current<sp/>node</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="127"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>(*curr)<sp/>=<sp/><ref refid="fat__string_8h_1a070d2ce7b6bb7e5c05602aa8c308d0c4" kindref="member">NULL</ref>;</highlight></codeline>
<codeline lineno="128"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(1);<sp/></highlight><highlight class="comment">//<sp/>delete<sp/>non-leaf<sp/>parent<sp/>nodes</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="129"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="130"><highlight class="normal"></highlight></codeline>
<codeline lineno="131"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>if<sp/>current<sp/>node<sp/>is<sp/>a<sp/>leaf<sp/>node<sp/>and<sp/>have<sp/>children</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="132"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/>{</highlight></codeline>
<codeline lineno="133"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>mark<sp/>current<sp/>node<sp/>as<sp/>non-leaf<sp/>node<sp/>(DON&apos;T<sp/>DELETE<sp/>IT)</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="134"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>(*curr)-&gt;isLeaf<sp/>=<sp/>0;</highlight></codeline>
<codeline lineno="135"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(0);<sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>don&apos;t<sp/>delete<sp/>its<sp/>parent<sp/>nodes</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="136"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="137"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="138"><highlight class="normal"></highlight></codeline>
<codeline lineno="139"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(0);</highlight></codeline>
<codeline lineno="140"><highlight class="normal">}</highlight></codeline>
<codeline lineno="141"><highlight class="normal"></highlight></codeline>
<codeline lineno="142"><highlight class="normal"></highlight><highlight class="comment">//<sp/>returns<sp/>1<sp/>if<sp/>given<sp/>node<sp/>has<sp/>any<sp/>children</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="143" refid="kern__trie_8c_1a0d5e94a35ef6770fd351039714381a68" refkind="member"><highlight class="normal"></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><ref refid="kern__trie_8c_1a0d5e94a35ef6770fd351039714381a68" kindref="member">haveChildren</ref>(</highlight><highlight class="keyword">struct</highlight><highlight class="normal"><sp/><ref refid="structTrie" kindref="compound">Trie</ref>*<sp/>curr)<sp/>{</highlight></codeline>
<codeline lineno="144"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(</highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/>i<sp/>=<sp/>0;<sp/>i<sp/>&lt;<sp/><ref refid="kern__trie_8h_1a22c7f61c2f0fa6b1943548e838055cec" kindref="member">CHAR_SIZE</ref>;<sp/>i++)</highlight></codeline>
<codeline lineno="145"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(curr-&gt;<ref refid="structTrie_1afd70d2d6861cb0fc6574f554dabbd56d" kindref="member">character</ref>[i])</highlight></codeline>
<codeline lineno="146"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(1);<sp/></highlight><highlight class="comment">//<sp/>child<sp/>found</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="147"><highlight class="normal"></highlight></codeline>
<codeline lineno="148"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(0);</highlight></codeline>
<codeline lineno="149"><highlight class="normal">}</highlight></codeline>
    </programlisting>
    <location file="C:/Dev/git/UbixOS/sys/lib/kern_trie.c"/>
  </compounddef>
</doxygen>