dash-docs/en/doxygen/html/eckey__impl_8h_source.html

143 lines
34 KiB
HTML

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.14"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>Dash Core: src/secp256k1/src/eckey_impl.h Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtreedata.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(document).ready(initResizable);
/* @license-end */</script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectlogo"><img alt="Logo" src="bitcoin_logo_doxygen.png"/></td>
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">Dash Core
&#160;<span id="projectnumber">0.12.2.1</span>
</div>
<div id="projectbrief">P2P Digital Currency</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.14 -->
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
var searchBox = new SearchBox("searchBox", "search",false,'Search');
/* @license-end */
</script>
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(function() {
initMenu('',true,false,'search.php','Search');
$(document).ready(function() { init_search(); });
});
/* @license-end */</script>
<div id="main-nav"></div>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
<div id="nav-tree">
<div id="nav-tree-contents">
<div id="nav-sync" class="sync"></div>
</div>
</div>
<div id="splitbar" style="-moz-user-select:none;"
class="ui-resizable-handle">
</div>
</div>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(document).ready(function(){initNavTree('eckey__impl_8h_source.html','');});
/* @license-end */
</script>
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div class="header">
<div class="headertitle">
<div class="title">eckey_impl.h</div> </div>
</div><!--header-->
<div class="contents">
<a href="eckey__impl_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>&#160;<span class="comment">/**********************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> * Copyright (c) 2013, 2014 Pieter Wuille *</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">#ifndef _SECP256K1_ECKEY_IMPL_H_</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="preprocessor">#define _SECP256K1_ECKEY_IMPL_H_</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;</div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="eckey_8h.html">eckey.h</a>&quot;</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;</div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="scalar_8h.html">scalar.h</a>&quot;</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="field_8h.html">field.h</a>&quot;</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="group_8h.html">group.h</a>&quot;</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="ecmult__gen_8h.html">ecmult_gen.h</a>&quot;</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;</div><div class="line"><a name="l00017"></a><span class="lineno"><a class="line" href="eckey__impl_8h.html#ae0cdb1eef2dc770d70aac0ad50a35e9a"> 17</a></span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="eckey__impl_8h.html#ae0cdb1eef2dc770d70aac0ad50a35e9a">secp256k1_eckey_pubkey_parse</a>(<a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> *elem, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *pub, <span class="keywordtype">size_t</span> size) {</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160; <span class="keywordflow">if</span> (size == 33 &amp;&amp; (pub[0] == 0x02 || pub[0] == 0x03)) {</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160; <a class="code" href="structsecp256k1__fe.html">secp256k1_fe</a> x;</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160; <span class="keywordflow">return</span> <a class="code" href="field_8h.html#a5c86a65052e3b135919c00fe2233a43d">secp256k1_fe_set_b32</a>(&amp;x, pub+1) &amp;&amp; <a class="code" href="group_8h.html#a3c3d9154b093bb4ed48ba55e4c28a0b5">secp256k1_ge_set_xo_var</a>(elem, &amp;x, pub[0] == 0x03);</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (size == 65 &amp;&amp; (pub[0] == 0x04 || pub[0] == 0x06 || pub[0] == 0x07)) {</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; <a class="code" href="structsecp256k1__fe.html">secp256k1_fe</a> x, y;</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; <span class="keywordflow">if</span> (!<a class="code" href="field_8h.html#a5c86a65052e3b135919c00fe2233a43d">secp256k1_fe_set_b32</a>(&amp;x, pub+1) || !<a class="code" href="field_8h.html#a5c86a65052e3b135919c00fe2233a43d">secp256k1_fe_set_b32</a>(&amp;y, pub+33)) {</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; }</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; <a class="code" href="group_8h.html#a34ab3d1a9a0a7ff0ed1cedff9db5f73c">secp256k1_ge_set_xy</a>(elem, &amp;x, &amp;y);</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; <span class="keywordflow">if</span> ((pub[0] == 0x06 || pub[0] == 0x07) &amp;&amp; <a class="code" href="field_8h.html#a4657d3eea1cc59c7a20cc2d19663bf02">secp256k1_fe_is_odd</a>(&amp;y) != (pub[0] == 0x07)) {</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; <span class="keywordflow">return</span> 0;</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; <span class="keywordflow">return</span> <a class="code" href="group_8h.html#a83600b0c4d8e95a8b2e730b4e2f207dc">secp256k1_ge_is_valid_var</a>(elem);</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; }</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;</div><div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="eckey__impl_8h.html#ae1f52342d70928f16c8e606da59e6aa6"> 36</a></span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="eckey__impl_8h.html#ae1f52342d70928f16c8e606da59e6aa6">secp256k1_eckey_pubkey_serialize</a>(<a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> *elem, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *pub, <span class="keywordtype">size_t</span> *size, <span class="keywordtype">int</span> compressed) {</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="group_8h.html#ac83592db46af97faf7ba9b9a39a1f6ff">secp256k1_ge_is_infinity</a>(elem)) {</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; }</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <a class="code" href="field_8h.html#a2d45c987537eadb2923c93aa3af9db71">secp256k1_fe_normalize_var</a>(&amp;elem-&gt;<a class="code" href="structsecp256k1__ge.html#a3c04a97b606c82ea87e55d4a06f06b6e">x</a>);</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <a class="code" href="field_8h.html#a2d45c987537eadb2923c93aa3af9db71">secp256k1_fe_normalize_var</a>(&amp;elem-&gt;<a class="code" href="structsecp256k1__ge.html#a604295983a1f4aa6e8b5b0f1e46f9ee0">y</a>);</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <a class="code" href="field_8h.html#abb1017649be14b9ac1823be3c573e542">secp256k1_fe_get_b32</a>(&amp;pub[1], &amp;elem-&gt;<a class="code" href="structsecp256k1__ge.html#a3c04a97b606c82ea87e55d4a06f06b6e">x</a>);</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <span class="keywordflow">if</span> (compressed) {</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; *size = 33;</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; pub[0] = 0x02 | (<a class="code" href="field_8h.html#a4657d3eea1cc59c7a20cc2d19663bf02">secp256k1_fe_is_odd</a>(&amp;elem-&gt;<a class="code" href="structsecp256k1__ge.html#a604295983a1f4aa6e8b5b0f1e46f9ee0">y</a>) ? 0x01 : 0x00);</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; *size = 65;</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; pub[0] = 0x04;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; <a class="code" href="field_8h.html#abb1017649be14b9ac1823be3c573e542">secp256k1_fe_get_b32</a>(&amp;pub[33], &amp;elem-&gt;<a class="code" href="structsecp256k1__ge.html#a604295983a1f4aa6e8b5b0f1e46f9ee0">y</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; <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;}</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;</div><div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="eckey__impl_8h.html#a1e0abdeb32c835f0ed6f73b8eed56019"> 54</a></span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="eckey__impl_8h.html#a1e0abdeb32c835f0ed6f73b8eed56019">secp256k1_eckey_privkey_tweak_add</a>(<a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> *<a class="code" href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">key</a>, <span class="keyword">const</span> <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> *tweak) {</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; <a class="code" href="scalar_8h.html#a83257652850276cd74c7cdd1f9444d9c">secp256k1_scalar_add</a>(<a class="code" href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">key</a>, <a class="code" href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">key</a>, tweak);</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(<a class="code" href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">key</a>)) {</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; }</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;}</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;</div><div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="eckey__impl_8h.html#a62b92feda0e18c392cb4efdc4036772f"> 62</a></span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="eckey__impl_8h.html#a62b92feda0e18c392cb4efdc4036772f">secp256k1_eckey_pubkey_tweak_add</a>(<span class="keyword">const</span> <a class="code" href="structsecp256k1__ecmult__context.html">secp256k1_ecmult_context</a> *<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> *<a class="code" href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">key</a>, <span class="keyword">const</span> <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> *tweak) {</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <a class="code" href="structsecp256k1__gej.html">secp256k1_gej</a> pt;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> one;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; <a class="code" href="group_8h.html#ad5f813e26afb239f03e83f0e61e05498">secp256k1_gej_set_ge</a>(&amp;pt, <a class="code" href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">key</a>);</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <a class="code" href="scalar_8h.html#a41cb11650e4dea0fe7ac5b59b9fce9dc">secp256k1_scalar_set_int</a>(&amp;one, 1);</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <a class="code" href="ecmult_8h.html#aacf8b6ba48671daf24d549adb176366c">secp256k1_ecmult</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &amp;pt, &amp;pt, &amp;one, tweak);</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="group_8h.html#a33786d5853579c92d46fac51f6a40093">secp256k1_gej_is_infinity</a>(&amp;pt)) {</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; }</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; <a class="code" href="group_8h.html#aa511eebf8cd7419763f06555ed4fb62d">secp256k1_ge_set_gej</a>(<a class="code" href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">key</a>, &amp;pt);</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;}</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;</div><div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="eckey__impl_8h.html#a44d6fea032144d033d49fd5c19f51a95"> 76</a></span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="eckey__impl_8h.html#a44d6fea032144d033d49fd5c19f51a95">secp256k1_eckey_privkey_tweak_mul</a>(<a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> *<a class="code" href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">key</a>, <span class="keyword">const</span> <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> *tweak) {</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(tweak)) {</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; }</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <a class="code" href="scalar_8h.html#a89db15f705c8eafcd10c08181523acd0">secp256k1_scalar_mul</a>(<a class="code" href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">key</a>, <a class="code" href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">key</a>, tweak);</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;}</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160;</div><div class="line"><a name="l00085"></a><span class="lineno"><a class="line" href="eckey__impl_8h.html#a00b21d4a9893fc7446668279a9f94ceb"> 85</a></span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="eckey__impl_8h.html#a00b21d4a9893fc7446668279a9f94ceb">secp256k1_eckey_pubkey_tweak_mul</a>(<span class="keyword">const</span> <a class="code" href="structsecp256k1__ecmult__context.html">secp256k1_ecmult_context</a> *<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> *<a class="code" href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">key</a>, <span class="keyword">const</span> <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> *tweak) {</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> zero;</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <a class="code" href="structsecp256k1__gej.html">secp256k1_gej</a> pt;</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(tweak)) {</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; }</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <a class="code" href="scalar_8h.html#a41cb11650e4dea0fe7ac5b59b9fce9dc">secp256k1_scalar_set_int</a>(&amp;zero, 0);</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <a class="code" href="group_8h.html#ad5f813e26afb239f03e83f0e61e05498">secp256k1_gej_set_ge</a>(&amp;pt, <a class="code" href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">key</a>);</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <a class="code" href="ecmult_8h.html#aacf8b6ba48671daf24d549adb176366c">secp256k1_ecmult</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &amp;pt, &amp;pt, tweak, &amp;zero);</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <a class="code" href="group_8h.html#aa511eebf8cd7419763f06555ed4fb62d">secp256k1_ge_set_gej</a>(<a class="code" href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">key</a>, &amp;pt);</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;}</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;<span class="preprocessor">#endif</span></div><div class="ttc" id="scalar_8h_html_a89db15f705c8eafcd10c08181523acd0"><div class="ttname"><a href="scalar_8h.html#a89db15f705c8eafcd10c08181523acd0">secp256k1_scalar_mul</a></div><div class="ttdeci">static void secp256k1_scalar_mul(secp256k1_scalar *r, const secp256k1_scalar *a, const secp256k1_scalar *b)</div></div>
<div class="ttc" id="group_8h_html_ac83592db46af97faf7ba9b9a39a1f6ff"><div class="ttname"><a href="group_8h.html#ac83592db46af97faf7ba9b9a39a1f6ff">secp256k1_ge_is_infinity</a></div><div class="ttdeci">static int secp256k1_ge_is_infinity(const secp256k1_ge *a)</div></div>
<div class="ttc" id="eckey__impl_8h_html_ae1f52342d70928f16c8e606da59e6aa6"><div class="ttname"><a href="eckey__impl_8h.html#ae1f52342d70928f16c8e606da59e6aa6">secp256k1_eckey_pubkey_serialize</a></div><div class="ttdeci">static int secp256k1_eckey_pubkey_serialize(secp256k1_ge *elem, unsigned char *pub, size_t *size, int compressed)</div><div class="ttdef"><b>Definition:</b> <a href="eckey__impl_8h_source.html#l00036">eckey_impl.h:36</a></div></div>
<div class="ttc" id="group_8h_html_a33786d5853579c92d46fac51f6a40093"><div class="ttname"><a href="group_8h.html#a33786d5853579c92d46fac51f6a40093">secp256k1_gej_is_infinity</a></div><div class="ttdeci">static int secp256k1_gej_is_infinity(const secp256k1_gej *a)</div></div>
<div class="ttc" id="structsecp256k1__fe_html"><div class="ttname"><a href="structsecp256k1__fe.html">secp256k1_fe</a></div><div class="ttdef"><b>Definition:</b> <a href="field__10x26_8h_source.html#l00012">field_10x26.h:12</a></div></div>
<div class="ttc" id="eckey__impl_8h_html_a00b21d4a9893fc7446668279a9f94ceb"><div class="ttname"><a href="eckey__impl_8h.html#a00b21d4a9893fc7446668279a9f94ceb">secp256k1_eckey_pubkey_tweak_mul</a></div><div class="ttdeci">static int secp256k1_eckey_pubkey_tweak_mul(const secp256k1_ecmult_context *ctx, secp256k1_ge *key, const secp256k1_scalar *tweak)</div><div class="ttdef"><b>Definition:</b> <a href="eckey__impl_8h_source.html#l00085">eckey_impl.h:85</a></div></div>
<div class="ttc" id="field_8h_html_a2d45c987537eadb2923c93aa3af9db71"><div class="ttname"><a href="field_8h.html#a2d45c987537eadb2923c93aa3af9db71">secp256k1_fe_normalize_var</a></div><div class="ttdeci">static void secp256k1_fe_normalize_var(secp256k1_fe *r)</div></div>
<div class="ttc" id="group_8h_html"><div class="ttname"><a href="group_8h.html">group.h</a></div></div>
<div class="ttc" id="scalar_8h_html_a3f0ac84fe49a1c1f51212582a2c149d4"><div class="ttname"><a href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a></div><div class="ttdeci">static int secp256k1_scalar_is_zero(const secp256k1_scalar *a)</div></div>
<div class="ttc" id="ecmult_8h_html_aacf8b6ba48671daf24d549adb176366c"><div class="ttname"><a href="ecmult_8h.html#aacf8b6ba48671daf24d549adb176366c">secp256k1_ecmult</a></div><div class="ttdeci">static void secp256k1_ecmult(const secp256k1_ecmult_context *ctx, secp256k1_gej *r, const secp256k1_gej *a, const secp256k1_scalar *na, const secp256k1_scalar *ng)</div></div>
<div class="ttc" id="structsecp256k1__gej_html"><div class="ttname"><a href="structsecp256k1__gej.html">secp256k1_gej</a></div><div class="ttdef"><b>Definition:</b> <a href="group_8h_source.html#l00024">group.h:24</a></div></div>
<div class="ttc" id="eckey__impl_8h_html_a62b92feda0e18c392cb4efdc4036772f"><div class="ttname"><a href="eckey__impl_8h.html#a62b92feda0e18c392cb4efdc4036772f">secp256k1_eckey_pubkey_tweak_add</a></div><div class="ttdeci">static int secp256k1_eckey_pubkey_tweak_add(const secp256k1_ecmult_context *ctx, secp256k1_ge *key, const secp256k1_scalar *tweak)</div><div class="ttdef"><b>Definition:</b> <a href="eckey__impl_8h_source.html#l00062">eckey_impl.h:62</a></div></div>
<div class="ttc" id="field_8h_html_a4657d3eea1cc59c7a20cc2d19663bf02"><div class="ttname"><a href="field_8h.html#a4657d3eea1cc59c7a20cc2d19663bf02">secp256k1_fe_is_odd</a></div><div class="ttdeci">static int secp256k1_fe_is_odd(const secp256k1_fe *a)</div></div>
<div class="ttc" id="eckey__impl_8h_html_a1e0abdeb32c835f0ed6f73b8eed56019"><div class="ttname"><a href="eckey__impl_8h.html#a1e0abdeb32c835f0ed6f73b8eed56019">secp256k1_eckey_privkey_tweak_add</a></div><div class="ttdeci">static int secp256k1_eckey_privkey_tweak_add(secp256k1_scalar *key, const secp256k1_scalar *tweak)</div><div class="ttdef"><b>Definition:</b> <a href="eckey__impl_8h_source.html#l00054">eckey_impl.h:54</a></div></div>
<div class="ttc" id="tests_8c_html_a06a3e29ada83211a695a49e8f7405842"><div class="ttname"><a href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a></div><div class="ttdeci">static secp256k1_context * ctx</div><div class="ttdef"><b>Definition:</b> <a href="tests_8c_source.html#l00042">tests.c:42</a></div></div>
<div class="ttc" id="group_8h_html_aa511eebf8cd7419763f06555ed4fb62d"><div class="ttname"><a href="group_8h.html#aa511eebf8cd7419763f06555ed4fb62d">secp256k1_ge_set_gej</a></div><div class="ttdeci">static void secp256k1_ge_set_gej(secp256k1_ge *r, secp256k1_gej *a)</div></div>
<div class="ttc" id="ecmult__gen_8h_html"><div class="ttname"><a href="ecmult__gen_8h.html">ecmult_gen.h</a></div></div>
<div class="ttc" id="scalar_8h_html"><div class="ttname"><a href="scalar_8h.html">scalar.h</a></div></div>
<div class="ttc" id="structsecp256k1__ge_html"><div class="ttname"><a href="structsecp256k1__ge.html">secp256k1_ge</a></div><div class="ttdef"><b>Definition:</b> <a href="group_8h_source.html#l00014">group.h:14</a></div></div>
<div class="ttc" id="structsecp256k1__ge_html_a3c04a97b606c82ea87e55d4a06f06b6e"><div class="ttname"><a href="structsecp256k1__ge.html#a3c04a97b606c82ea87e55d4a06f06b6e">secp256k1_ge::x</a></div><div class="ttdeci">secp256k1_fe x</div><div class="ttdef"><b>Definition:</b> <a href="group_8h_source.html#l00015">group.h:15</a></div></div>
<div class="ttc" id="eckey__impl_8h_html_a44d6fea032144d033d49fd5c19f51a95"><div class="ttname"><a href="eckey__impl_8h.html#a44d6fea032144d033d49fd5c19f51a95">secp256k1_eckey_privkey_tweak_mul</a></div><div class="ttdeci">static int secp256k1_eckey_privkey_tweak_mul(secp256k1_scalar *key, const secp256k1_scalar *tweak)</div><div class="ttdef"><b>Definition:</b> <a href="eckey__impl_8h_source.html#l00076">eckey_impl.h:76</a></div></div>
<div class="ttc" id="eckey_8h_html"><div class="ttname"><a href="eckey_8h.html">eckey.h</a></div></div>
<div class="ttc" id="structsecp256k1__scalar_html"><div class="ttname"><a href="structsecp256k1__scalar.html">secp256k1_scalar</a></div><div class="ttdef"><b>Definition:</b> <a href="scalar__4x64_8h_source.html#l00013">scalar_4x64.h:13</a></div></div>
<div class="ttc" id="group_8h_html_a3c3d9154b093bb4ed48ba55e4c28a0b5"><div class="ttname"><a href="group_8h.html#a3c3d9154b093bb4ed48ba55e4c28a0b5">secp256k1_ge_set_xo_var</a></div><div class="ttdeci">static int secp256k1_ge_set_xo_var(secp256k1_ge *r, const secp256k1_fe *x, int odd)</div></div>
<div class="ttc" id="field_8h_html_a5c86a65052e3b135919c00fe2233a43d"><div class="ttname"><a href="field_8h.html#a5c86a65052e3b135919c00fe2233a43d">secp256k1_fe_set_b32</a></div><div class="ttdeci">static int secp256k1_fe_set_b32(secp256k1_fe *r, const unsigned char *a)</div></div>
<div class="ttc" id="group_8h_html_a34ab3d1a9a0a7ff0ed1cedff9db5f73c"><div class="ttname"><a href="group_8h.html#a34ab3d1a9a0a7ff0ed1cedff9db5f73c">secp256k1_ge_set_xy</a></div><div class="ttdeci">static void secp256k1_ge_set_xy(secp256k1_ge *r, const secp256k1_fe *x, const secp256k1_fe *y)</div></div>
<div class="ttc" id="scalar_8h_html_a83257652850276cd74c7cdd1f9444d9c"><div class="ttname"><a href="scalar_8h.html#a83257652850276cd74c7cdd1f9444d9c">secp256k1_scalar_add</a></div><div class="ttdeci">static int secp256k1_scalar_add(secp256k1_scalar *r, const secp256k1_scalar *a, const secp256k1_scalar *b)</div></div>
<div class="ttc" id="scalar_8h_html_a41cb11650e4dea0fe7ac5b59b9fce9dc"><div class="ttname"><a href="scalar_8h.html#a41cb11650e4dea0fe7ac5b59b9fce9dc">secp256k1_scalar_set_int</a></div><div class="ttdeci">static void secp256k1_scalar_set_int(secp256k1_scalar *r, unsigned int v)</div></div>
<div class="ttc" id="eckey__impl_8h_html_ae0cdb1eef2dc770d70aac0ad50a35e9a"><div class="ttname"><a href="eckey__impl_8h.html#ae0cdb1eef2dc770d70aac0ad50a35e9a">secp256k1_eckey_pubkey_parse</a></div><div class="ttdeci">static int secp256k1_eckey_pubkey_parse(secp256k1_ge *elem, const unsigned char *pub, size_t size)</div><div class="ttdef"><b>Definition:</b> <a href="eckey__impl_8h_source.html#l00017">eckey_impl.h:17</a></div></div>
<div class="ttc" id="field_8h_html"><div class="ttname"><a href="field_8h.html">field.h</a></div></div>
<div class="ttc" id="field_8h_html_abb1017649be14b9ac1823be3c573e542"><div class="ttname"><a href="field_8h.html#abb1017649be14b9ac1823be3c573e542">secp256k1_fe_get_b32</a></div><div class="ttdeci">static void secp256k1_fe_get_b32(unsigned char *r, const secp256k1_fe *a)</div></div>
<div class="ttc" id="structsecp256k1__ecmult__context_html"><div class="ttname"><a href="structsecp256k1__ecmult__context.html">secp256k1_ecmult_context</a></div><div class="ttdef"><b>Definition:</b> <a href="ecmult_8h_source.html#l00013">ecmult.h:13</a></div></div>
<div class="ttc" id="group_8h_html_ad5f813e26afb239f03e83f0e61e05498"><div class="ttname"><a href="group_8h.html#ad5f813e26afb239f03e83f0e61e05498">secp256k1_gej_set_ge</a></div><div class="ttdeci">static void secp256k1_gej_set_ge(secp256k1_gej *r, const secp256k1_ge *a)</div></div>
<div class="ttc" id="group_8h_html_a83600b0c4d8e95a8b2e730b4e2f207dc"><div class="ttname"><a href="group_8h.html#a83600b0c4d8e95a8b2e730b4e2f207dc">secp256k1_ge_is_valid_var</a></div><div class="ttdeci">static int secp256k1_ge_is_valid_var(const secp256k1_ge *a)</div></div>
<div class="ttc" id="structsecp256k1__ge_html_a604295983a1f4aa6e8b5b0f1e46f9ee0"><div class="ttname"><a href="structsecp256k1__ge.html#a604295983a1f4aa6e8b5b0f1e46f9ee0">secp256k1_ge::y</a></div><div class="ttdeci">secp256k1_fe y</div><div class="ttdef"><b>Definition:</b> <a href="group_8h_source.html#l00016">group.h:16</a></div></div>
<div class="ttc" id="namespaceextract__strings__qt_html_a1b7a78cde0039f63310f11692b713dca"><div class="ttname"><a href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">extract_strings_qt.key</a></div><div class="ttdeci">key</div><div class="ttdef"><b>Definition:</b> <a href="extract__strings__qt_8py_source.html#l00073">extract_strings_qt.py:73</a></div></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
<ul>
<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_44f34d1e62fda08bdb4ca69ab2d205ae.html">secp256k1</a></li><li class="navelem"><a class="el" href="dir_8db2ef784512d48b2a7d00369dfaac28.html">src</a></li><li class="navelem"><a class="el" href="eckey__impl_8h.html">eckey_impl.h</a></li>
<li class="footer">Generated on Thu Dec 14 2017 13:15:08 for Dash Core by
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.14 </li>
</ul>
</div>
</body>
</html>