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<div id="projectname">Crow
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 <span id="projectnumber">1.1</span>
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<div id="projectbrief">A C++ microframework for the web</div>
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<div class="title">ci_map.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#pragma once</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>  </div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor">#include <locale></span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#include <unordered_map></span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="preprocessor">#include "crow/utility.h"</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>  </div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="keyword">namespace </span><a class="code" href="namespacecrow.html">crow</a></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> {<span class="comment"></span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> /// Hashing function for ci_map (unordered_multimap).</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"><a class="line" href="structcrow_1_1ci__hash.html"> 10</a></span> <span class="comment"></span> <span class="keyword">struct </span><a class="code" href="structcrow_1_1ci__hash.html">ci_hash</a></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  {</div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  <span class="keywordtype">size_t</span> operator()(<span class="keyword">const</span> std::string& key)<span class="keyword"> const</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  std::size_t seed = 0;</div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  std::locale locale;</div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  </div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span> c : key)</div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  hash_combine(seed, std::toupper(c, locale));</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  </div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="keywordflow">return</span> seed;</div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  }</div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  </div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> hash_combine(std::size_t& seed, <span class="keywordtype">char</span> v)</div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  {</div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  std::hash<char> hasher;</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  seed ^= hasher(v) + 0x9e3779b9 + (seed << 6) + (seed >> 2);</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  }</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  };</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"></span> </div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> /// Equals function for ci_map (unordered_multimap).</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="structcrow_1_1ci__key__eq.html"> 32</a></span> <span class="comment"></span> <span class="keyword">struct </span><a class="code" href="structcrow_1_1ci__key__eq.html">ci_key_eq</a></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  {</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordtype">bool</span> operator()(<span class="keyword">const</span> std::string& l, <span class="keyword">const</span> std::string& r)<span class="keyword"> const</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordflow">return</span> utility::string_equals(l, r);</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  }</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  };</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  </div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">using</span> ci_map = std::unordered_multimap<std::string, std::string, ci_hash, ci_key_eq>;</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> } <span class="comment">// namespace crow</span></div>
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<div class="ttc" id="anamespacecrow_html"><div class="ttname"><a href="namespacecrow.html">crow</a></div><div class="ttdoc">The main namespace of the library. In this namespace is defined the most important classes and functi...</div></div>
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<div class="ttc" id="astructcrow_1_1ci__hash_html"><div class="ttname"><a href="structcrow_1_1ci__hash.html">crow::ci_hash</a></div><div class="ttdoc">Hashing function for ci_map (unordered_multimap).</div><div class="ttdef"><b>Definition:</b> ci_map.h:11</div></div>
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<div class="ttc" id="astructcrow_1_1ci__key__eq_html"><div class="ttname"><a href="structcrow_1_1ci__key__eq.html">crow::ci_key_eq</a></div><div class="ttdoc">Equals function for ci_map (unordered_multimap).</div><div class="ttdef"><b>Definition:</b> ci_map.h:33</div></div>
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