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<div class="title">bench_ecdh.c</div> </div>
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<a href="bench__ecdh_8c.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">/**********************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> * Copyright (c) 2015 Pieter Wuille, Andrew Poelstra *</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> * Distributed under the MIT software license, see the accompanying *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * file COPYING or http://www.opensource.org/licenses/mit-license.php.*</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> **********************************************************************/</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;</div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="preprocessor">#include &lt;string.h&gt;</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;</div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="secp256k1_8h.html">include/secp256k1.h</a>&quot;</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="secp256k1__ecdh_8h.html">include/secp256k1_ecdh.h</a>&quot;</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="secp256k1_2src_2util_8h.html">util.h</a>&quot;</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="secp256k1_2src_2bench_8h.html">bench.h</a>&quot;</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;</div><div class="line"><a name="l00014"></a><span class="lineno"><a class="line" href="structbench__ecdh__t.html"> 14</a></span>&#160;<span class="keyword">typedef</span> <span class="keyword">struct </span>{</div><div class="line"><a name="l00015"></a><span class="lineno"><a class="line" href="structbench__ecdh__t.html#a1e080318ae111032a3068748e2a50a57"> 15</a></span>&#160; <a class="code" href="structsecp256k1__context__struct.html">secp256k1_context</a> *<a class="code" href="structbench__ecdh__t.html#a1e080318ae111032a3068748e2a50a57">ctx</a>;</div><div class="line"><a name="l00016"></a><span class="lineno"><a class="line" href="structbench__ecdh__t.html#aa2d9806cee2be627fc76ce1bca9dd5e8"> 16</a></span>&#160; <a class="code" href="structsecp256k1__pubkey.html">secp256k1_pubkey</a> <a class="code" href="structbench__ecdh__t.html#aa2d9806cee2be627fc76ce1bca9dd5e8">point</a>;</div><div class="line"><a name="l00017"></a><span class="lineno"><a class="line" href="structbench__ecdh__t.html#a2641f51e954a515683720afab29009c4"> 17</a></span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> scalar[32];</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;} <a class="code" href="structbench__ecdh__t.html">bench_ecdh_t</a>;</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;</div><div class="line"><a name="l00020"></a><span class="lineno"><a class="line" href="bench__ecdh_8c.html#a2afcc388be168d338b21eb22c4991df0"> 20</a></span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="bench__ecdh_8c.html#a2afcc388be168d338b21eb22c4991df0">bench_ecdh_setup</a>(<span class="keywordtype">void</span>* arg) {</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160; <span class="keywordtype">int</span> i;</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; <a class="code" href="structbench__ecdh__t.html">bench_ecdh_t</a> *<a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a> = (<a class="code" href="structbench__ecdh__t.html">bench_ecdh_t</a>*)arg;</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> point[] = {</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; 0x03,</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; 0x54, 0x94, 0xc1, 0x5d, 0x32, 0x09, 0x97, 0x06,</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; 0xc2, 0x39, 0x5f, 0x94, 0x34, 0x87, 0x45, 0xfd,</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; 0x75, 0x7c, 0xe3, 0x0e, 0x4e, 0x8c, 0x90, 0xfb,</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; 0xa2, 0xba, 0xd1, 0x84, 0xf8, 0x83, 0xc6, 0x9f</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; };</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; <a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>-&gt;ctx = <a class="code" href="secp256k1_8h.html#a769d478f352afbb55200e33970533a3c">secp256k1_context_create</a>(0);</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; <span class="keywordflow">for</span> (i = 0; i &lt; 32; i++) {</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; <a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>-&gt;scalar[i] = i + 1;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; }</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <a class="code" href="secp256k1_2src_2util_8h.html#aba1590ff86288c886c47dc8a27b30467">CHECK</a>(<a class="code" href="secp256k1_8h.html#a4e5dc8952c9a7e791376505ef2023ca1">secp256k1_ec_pubkey_parse</a>(<a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>-&gt;ctx, &amp;<a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>-&gt;point, point, <span class="keyword">sizeof</span>(point)) == 1);</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;}</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;</div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="bench__ecdh_8c.html#a859eabd44b49e17c9450975ea03c4a0c"> 38</a></span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="bench__ecdh_8c.html#a859eabd44b49e17c9450975ea03c4a0c">bench_ecdh</a>(<span class="keywordtype">void</span>* arg) {</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; <span class="keywordtype">int</span> i;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> res[32];</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <a class="code" href="structbench__ecdh__t.html">bench_ecdh_t</a> *<a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a> = (<a class="code" href="structbench__ecdh__t.html">bench_ecdh_t</a>*)arg;</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <span class="keywordflow">for</span> (i = 0; i &lt; 20000; i++) {</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; <a class="code" href="secp256k1_2src_2util_8h.html#aba1590ff86288c886c47dc8a27b30467">CHECK</a>(<a class="code" href="secp256k1__ecdh_8h.html#a4b0ce331dd8a723475e934aa6461b75a">secp256k1_ecdh</a>(<a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>-&gt;ctx, res, &amp;<a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>-&gt;point, <a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>-&gt;scalar) == 1);</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; }</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;}</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;</div><div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="bench__ecdh_8c.html#a840291bc02cba5474a4cb46a9b9566fe"> 48</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="bench__ecdh_8c.html#a840291bc02cba5474a4cb46a9b9566fe">main</a>(<span class="keywordtype">void</span>) {</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; <a class="code" href="structbench__ecdh__t.html">bench_ecdh_t</a> <a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <a class="code" href="secp256k1_2src_2bench_8h.html#a62a3537c97d14006568dd6f8b2bc5472">run_benchmark</a>(<span class="stringliteral">&quot;ecdh&quot;</span>, <a class="code" href="bench__ecdh_8c.html#a859eabd44b49e17c9450975ea03c4a0c">bench_ecdh</a>, <a class="code" href="bench__ecdh_8c.html#a2afcc388be168d338b21eb22c4991df0">bench_ecdh_setup</a>, NULL, &amp;<a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>, 10, 20000);</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;}</div><div class="ttc" id="structbench__ecdh__t_html_aa2d9806cee2be627fc76ce1bca9dd5e8"><div class="ttname"><a href="structbench__ecdh__t.html#aa2d9806cee2be627fc76ce1bca9dd5e8">bench_ecdh_t::point</a></div><div class="ttdeci">secp256k1_pubkey point</div><div class="ttdef"><b>Definition:</b> <a href="bench__ecdh_8c_source.html#l00016">bench_ecdh.c:16</a></div></div>
<div class="ttc" id="bench__ecdh_8c_html_a2afcc388be168d338b21eb22c4991df0"><div class="ttname"><a href="bench__ecdh_8c.html#a2afcc388be168d338b21eb22c4991df0">bench_ecdh_setup</a></div><div class="ttdeci">static void bench_ecdh_setup(void *arg)</div><div class="ttdef"><b>Definition:</b> <a href="bench__ecdh_8c_source.html#l00020">bench_ecdh.c:20</a></div></div>
<div class="ttc" id="structsecp256k1__context__struct_html"><div class="ttname"><a href="structsecp256k1__context__struct.html">secp256k1_context_struct</a></div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00053">secp256k1.c:53</a></div></div>
<div class="ttc" id="namespacegen__base58__test__vectors_html_a8d12b07536a476098e3d74b6a79dfc9a"><div class="ttname"><a href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">gen_base58_test_vectors.data</a></div><div class="ttdeci">data</div><div class="ttdef"><b>Definition:</b> <a href="gen__base58__test__vectors_8py_source.html#l00123">gen_base58_test_vectors.py:123</a></div></div>
<div class="ttc" id="secp256k1_2src_2bench_8h_html_a62a3537c97d14006568dd6f8b2bc5472"><div class="ttname"><a href="secp256k1_2src_2bench_8h.html#a62a3537c97d14006568dd6f8b2bc5472">run_benchmark</a></div><div class="ttdeci">void run_benchmark(char *name, void(*benchmark)(void *), void(*setup)(void *), void(*teardown)(void *), void *data, int count, int iter)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_2src_2bench_8h_source.html#l00033">bench.h:33</a></div></div>
<div class="ttc" id="structbench__ecdh__t_html"><div class="ttname"><a href="structbench__ecdh__t.html">bench_ecdh_t</a></div><div class="ttdef"><b>Definition:</b> <a href="bench__ecdh_8c_source.html#l00014">bench_ecdh.c:14</a></div></div>
<div class="ttc" id="secp256k1_2src_2util_8h_html"><div class="ttname"><a href="secp256k1_2src_2util_8h.html">util.h</a></div></div>
<div class="ttc" id="secp256k1_8h_html_a4e5dc8952c9a7e791376505ef2023ca1"><div class="ttname"><a href="secp256k1_8h.html#a4e5dc8952c9a7e791376505ef2023ca1">secp256k1_ec_pubkey_parse</a></div><div class="ttdeci">SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ec_pubkey_parse(const secp256k1_context *ctx, secp256k1_pubkey *pubkey, const unsigned char *input, size_t inputlen) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00152">secp256k1.c:152</a></div></div>
<div class="ttc" id="secp256k1_2src_2util_8h_html_aba1590ff86288c886c47dc8a27b30467"><div class="ttname"><a href="secp256k1_2src_2util_8h.html#aba1590ff86288c886c47dc8a27b30467">CHECK</a></div><div class="ttdeci">#define CHECK(cond)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_2src_2util_8h_source.html#l00052">util.h:52</a></div></div>
<div class="ttc" id="bench__ecdh_8c_html_a859eabd44b49e17c9450975ea03c4a0c"><div class="ttname"><a href="bench__ecdh_8c.html#a859eabd44b49e17c9450975ea03c4a0c">bench_ecdh</a></div><div class="ttdeci">static void bench_ecdh(void *arg)</div><div class="ttdef"><b>Definition:</b> <a href="bench__ecdh_8c_source.html#l00038">bench_ecdh.c:38</a></div></div>
<div class="ttc" id="secp256k1_8h_html"><div class="ttname"><a href="secp256k1_8h.html">secp256k1.h</a></div></div>
<div class="ttc" id="secp256k1__ecdh_8h_html"><div class="ttname"><a href="secp256k1__ecdh_8h.html">secp256k1_ecdh.h</a></div></div>
<div class="ttc" id="structbench__ecdh__t_html_a1e080318ae111032a3068748e2a50a57"><div class="ttname"><a href="structbench__ecdh__t.html#a1e080318ae111032a3068748e2a50a57">bench_ecdh_t::ctx</a></div><div class="ttdeci">secp256k1_context * ctx</div><div class="ttdef"><b>Definition:</b> <a href="bench__ecdh_8c_source.html#l00015">bench_ecdh.c:15</a></div></div>
<div class="ttc" id="secp256k1__ecdh_8h_html_a4b0ce331dd8a723475e934aa6461b75a"><div class="ttname"><a href="secp256k1__ecdh_8h.html#a4b0ce331dd8a723475e934aa6461b75a">secp256k1_ecdh</a></div><div class="ttdeci">SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ecdh(const secp256k1_context *ctx, unsigned char *result, const secp256k1_pubkey *pubkey, const unsigned char *privkey) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(4)</div><div class="ttdef"><b>Definition:</b> <a href="ecdh_2main__impl_8h_source.html#l00013">main_impl.h:13</a></div></div>
<div class="ttc" id="bench__ecdh_8c_html_a840291bc02cba5474a4cb46a9b9566fe"><div class="ttname"><a href="bench__ecdh_8c.html#a840291bc02cba5474a4cb46a9b9566fe">main</a></div><div class="ttdeci">int main(void)</div><div class="ttdef"><b>Definition:</b> <a href="bench__ecdh_8c_source.html#l00048">bench_ecdh.c:48</a></div></div>
<div class="ttc" id="secp256k1_8h_html_a769d478f352afbb55200e33970533a3c"><div class="ttname"><a href="secp256k1_8h.html#a769d478f352afbb55200e33970533a3c">secp256k1_context_create</a></div><div class="ttdeci">SECP256K1_API secp256k1_context * secp256k1_context_create(unsigned int flags) SECP256K1_WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00060">secp256k1.c:60</a></div></div>
<div class="ttc" id="secp256k1_2src_2bench_8h_html"><div class="ttname"><a href="secp256k1_2src_2bench_8h.html">bench.h</a></div></div>
<div class="ttc" id="structsecp256k1__pubkey_html"><div class="ttname"><a href="structsecp256k1__pubkey.html">secp256k1_pubkey</a></div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8h_source.html#l00056">secp256k1.h:56</a></div></div>
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