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<li class="navelem"><a class="el" href="dir_2c63f04010e7ff462eba5e344f58cd21.html">prom</a></li><li class="navelem"><a class="el" href="dir_83821d63a26a6eb889c4977bd95ca990.html">include</a></li> </ul>
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<a href="prom__histogram_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">Copyright 2019 DigitalOcean Inc.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"></span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">Licensed under the Apache License, Version 2.0 (the "License");</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">you may not use this file except in compliance with the License.</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">You may obtain a copy of the License at</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"></span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"></span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">Unless required by applicable law or agreed to in writing, software</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">distributed under the License is distributed on an "AS IS" BASIS,</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">See the License for the specific language governing permissions and</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">limitations under the License.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">*/</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#ifndef PROM_HISTOGRAM_INCLUDED</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#define PROM_HISTOGRAM_INCLUDED</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <stdlib.h></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="prom__metric_8h.html">prom_metric.h</a>"</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="prom__histogram__buckets_8h.html">prom_histogram_buckets.h</a>"</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="prom__histogram_8h.html#a8c061924368d41c161025bf3d3cde9ae"> 36</a></span> <span class="keyword">typedef</span> <a class="code" href="prom__metric_8h.html#afd1bd014c48955d6c2c36aa8a8cbb889">prom_metric_t</a> <a class="code" href="prom__histogram_8h.html#a8c061924368d41c161025bf3d3cde9ae">prom_histogram_t</a>;</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <a class="code" href="prom__histogram_8h.html#a8c061924368d41c161025bf3d3cde9ae">prom_histogram_t</a>* <a class="code" href="prom__histogram_8h.html#ad42681e59e727f9e3d43bf0cdbba9a1b">prom_histogram_new</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *help,</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <a class="code" href="structprom__histogram__buckets.html">prom_histogram_buckets_t</a> *buckets,</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordtype">size_t</span> label_key_count,</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> **label_keys);</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="keywordtype">int</span> <a class="code" href="prom__histogram_8h.html#af9067b27e7ab2abd815af0614bb35357">prom_histogram_destroy</a>(<a class="code" href="prom__histogram_8h.html#a8c061924368d41c161025bf3d3cde9ae">prom_histogram_t</a> *<span class="keyword">self</span>);</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="keywordtype">int</span> <a class="code" href="prom__histogram_8h.html#a274e4b869c7d9239e9f47b3898210fbe">prom_histogram_observe</a>(<a class="code" href="prom__histogram_8h.html#a8c061924368d41c161025bf3d3cde9ae">prom_histogram_t</a> *<span class="keyword">self</span>, <span class="keywordtype">double</span> value, <span class="keyword">const</span> <span class="keywordtype">char</span> **label_values);</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="preprocessor">#endif // PROM_HISTOGRAM_INCLUDED</span></div><div class="ttc" id="prom__histogram_8h_html_af9067b27e7ab2abd815af0614bb35357"><div class="ttname"><a href="prom__histogram_8h.html#af9067b27e7ab2abd815af0614bb35357">prom_histogram_destroy</a></div><div class="ttdeci">int prom_histogram_destroy(prom_histogram_t *self)</div><div class="ttdoc">Destroy a prom_histogram_t*. </div></div>
<div class="ttc" id="prom__metric_8h_html_afd1bd014c48955d6c2c36aa8a8cbb889"><div class="ttname"><a href="prom__metric_8h.html#afd1bd014c48955d6c2c36aa8a8cbb889">prom_metric_t</a></div><div class="ttdeci">struct prom_metric prom_metric_t</div><div class="ttdoc">A prometheus metric. </div><div class="ttdef"><b>Definition:</b> prom_metric.h:34</div></div>
<div class="ttc" id="structprom__histogram__buckets_html"><div class="ttname"><a href="structprom__histogram__buckets.html">prom_histogram_buckets</a></div><div class="ttdef"><b>Definition:</b> prom_histogram_buckets.h:27</div></div>
<div class="ttc" id="prom__histogram_8h_html_a8c061924368d41c161025bf3d3cde9ae"><div class="ttname"><a href="prom__histogram_8h.html#a8c061924368d41c161025bf3d3cde9ae">prom_histogram_t</a></div><div class="ttdeci">prom_metric_t prom_histogram_t</div><div class="ttdoc">A prometheus histogram. </div><div class="ttdef"><b>Definition:</b> prom_histogram.h:36</div></div>
<div class="ttc" id="prom__histogram_8h_html_ad42681e59e727f9e3d43bf0cdbba9a1b"><div class="ttname"><a href="prom__histogram_8h.html#ad42681e59e727f9e3d43bf0cdbba9a1b">prom_histogram_new</a></div><div class="ttdeci">prom_histogram_t * prom_histogram_new(const char *name, const char *help, prom_histogram_buckets_t *buckets, size_t label_key_count, const char **label_keys)</div><div class="ttdoc">Construct a prom_histogram_t*. </div></div>
<div class="ttc" id="prom__metric_8h_html"><div class="ttname"><a href="prom__metric_8h.html">prom_metric.h</a></div><div class="ttdoc">Functions for retrieving metric samples from metrics given an ordered set of labels. </div></div>
<div class="ttc" id="prom__histogram_8h_html_a274e4b869c7d9239e9f47b3898210fbe"><div class="ttname"><a href="prom__histogram_8h.html#a274e4b869c7d9239e9f47b3898210fbe">prom_histogram_observe</a></div><div class="ttdeci">int prom_histogram_observe(prom_histogram_t *self, double value, const char **label_values)</div><div class="ttdoc">Observe the prom_histogram_t given the value and labells. </div></div>
<div class="ttc" id="prom__histogram__buckets_8h_html"><div class="ttname"><a href="prom__histogram__buckets_8h.html">prom_histogram_buckets.h</a></div><div class="ttdoc">https://prometheus.io/docs/concepts/metric_types/#histogram </div></div>
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