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<a href="schnorr__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> <span class="comment">/***********************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 2014-2015 Pieter Wuille *</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <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> <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> <span class="comment"> ***********************************************************************/</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#ifndef _SECP256K1_SCHNORR_IMPL_H_</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#define _SECP256K1_SCHNORR_IMPL_H_</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <string.h></span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "<a class="code" href="schnorr_8h.html">schnorr.h</a>"</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "<a class="code" href="num_8h.html">num.h</a>"</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "<a class="code" href="field_8h.html">field.h</a>"</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "<a class="code" href="group_8h.html">group.h</a>"</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "<a class="code" href="ecmult_8h.html">ecmult.h</a>"</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include "<a class="code" href="ecmult__gen_8h.html">ecmult_gen.h</a>"</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div><div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="schnorr__impl_8h.html#ab58ca77446a7d8daff985d07d43e7175"> 62</a></span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="schnorr__impl_8h.html#ab58ca77446a7d8daff985d07d43e7175">secp256k1_schnorr_sig_sign</a>(<span class="keyword">const</span> <a class="code" href="structsecp256k1__ecmult__gen__context.html">secp256k1_ecmult_gen_context</a>* <a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *sig64, <span class="keyword">const</span> <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> *nonce, <span class="keyword">const</span> <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> *pubnonce, <a class="code" href="schnorr_8h.html#a4543078e8c14fe94160f35b293dff0e4">secp256k1_schnorr_msghash</a> hash, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *msg32) {</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <a class="code" href="structsecp256k1__gej.html">secp256k1_gej</a> Rj;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> Ra;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> h32[32];</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> h, s;</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordtype">int</span> overflow;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> <a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a>;</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <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>) || <a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(nonce)) {</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">return</span> 0;</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>  <a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a> = *nonce;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <a class="code" href="ecmult__gen_8h.html#a5ed744c720cbb0a397c8d4c42c637f24">secp256k1_ecmult_gen</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &Rj, &<a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a>);</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">if</span> (pubnonce != NULL) {</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <a class="code" href="group_8h.html#a586b55d5921edcd68799f584c0a3c58d">secp256k1_gej_add_ge</a>(&Rj, &Rj, pubnonce);</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  }</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <a class="code" href="group_8h.html#aa511eebf8cd7419763f06555ed4fb62d">secp256k1_ge_set_gej</a>(&Ra, &Rj);</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="field_8h.html#a8e925e94d5a7330d2ae68f6642d0c7b9">secp256k1_fe_normalize</a>(&Ra.<a class="code" href="structsecp256k1__ge.html#a604295983a1f4aa6e8b5b0f1e46f9ee0">y</a>);</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">if</span> (<a class="code" href="field_8h.html#a4657d3eea1cc59c7a20cc2d19663bf02">secp256k1_fe_is_odd</a>(&Ra.<a class="code" href="structsecp256k1__ge.html#a604295983a1f4aa6e8b5b0f1e46f9ee0">y</a>)) {</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="comment">/* R's y coordinate is odd, which is not allowed (see rationale above).</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="comment"> Force it to be even by negating the nonce. Note that this even works</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"> for multiparty signing, as the R point is known to all participants,</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment"> which can all decide to flip the sign in unison, resulting in the</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment"> overall R point to be negated too. */</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <a class="code" href="scalar_8h.html#aa3f1c1d4536adf835ee256878c222968">secp256k1_scalar_negate</a>(&<a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a>, &<a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a>);</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  }</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <a class="code" href="field_8h.html#a8e925e94d5a7330d2ae68f6642d0c7b9">secp256k1_fe_normalize</a>(&Ra.<a class="code" href="structsecp256k1__ge.html#a3c04a97b606c82ea87e55d4a06f06b6e">x</a>);</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <a class="code" href="field_8h.html#abb1017649be14b9ac1823be3c573e542">secp256k1_fe_get_b32</a>(sig64, &Ra.<a class="code" href="structsecp256k1__ge.html#a3c04a97b606c82ea87e55d4a06f06b6e">x</a>);</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  hash(h32, sig64, msg32);</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  overflow = 0;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&h, h32, &overflow);</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">if</span> (overflow || <a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(&h)) {</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&<a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a>);</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  }</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <a class="code" href="scalar_8h.html#a89db15f705c8eafcd10c08181523acd0">secp256k1_scalar_mul</a>(&s, &h, <a class="code" href="namespaceextract__strings__qt.html#a1b7a78cde0039f63310f11692b713dca">key</a>);</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <a class="code" href="scalar_8h.html#aa3f1c1d4536adf835ee256878c222968">secp256k1_scalar_negate</a>(&s, &s);</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <a class="code" href="scalar_8h.html#a83257652850276cd74c7cdd1f9444d9c">secp256k1_scalar_add</a>(&s, &s, &<a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a>);</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&<a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a>);</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <a class="code" href="scalar_8h.html#a4fa08f8af5a23f505b44c9ef1bec1831">secp256k1_scalar_get_b32</a>(sig64 + 32, &s);</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> }</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div><div class="line"><a name="l00106"></a><span class="lineno"><a class="line" href="schnorr__impl_8h.html#ad8ac32b20746524ea3b97ab609117daa"> 106</a></span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="schnorr__impl_8h.html#ad8ac32b20746524ea3b97ab609117daa">secp256k1_schnorr_sig_verify</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>, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *sig64, <span class="keyword">const</span> <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> *pubkey, <a class="code" href="schnorr_8h.html#a4543078e8c14fe94160f35b293dff0e4">secp256k1_schnorr_msghash</a> hash, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *msg32) {</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <a class="code" href="structsecp256k1__gej.html">secp256k1_gej</a> Qj, Rj;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> Ra;</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <a class="code" href="structsecp256k1__fe.html">secp256k1_fe</a> Rx;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> h, s;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> hh[32];</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordtype">int</span> overflow;</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordflow">if</span> (<a class="code" href="group_8h.html#ac83592db46af97faf7ba9b9a39a1f6ff">secp256k1_ge_is_infinity</a>(pubkey)) {</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  }</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  hash(hh, sig64, msg32);</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  overflow = 0;</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&h, hh, &overflow);</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">if</span> (overflow || <a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(&h)) {</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  }</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  overflow = 0;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&s, sig64 + 32, &overflow);</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">if</span> (overflow) {</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  }</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">if</span> (!<a class="code" href="field_8h.html#a5c86a65052e3b135919c00fe2233a43d">secp256k1_fe_set_b32</a>(&Rx, sig64)) {</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  }</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <a class="code" href="group_8h.html#ad5f813e26afb239f03e83f0e61e05498">secp256k1_gej_set_ge</a>(&Qj, pubkey);</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <a class="code" href="ecmult_8h.html#aacf8b6ba48671daf24d549adb176366c">secp256k1_ecmult</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &Rj, &Qj, &h, &s);</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordflow">if</span> (<a class="code" href="group_8h.html#a33786d5853579c92d46fac51f6a40093">secp256k1_gej_is_infinity</a>(&Rj)) {</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  }</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <a class="code" href="group__impl_8h.html#aea803cf52c0f33c2cb3bfb82d5790d71">secp256k1_ge_set_gej_var</a>(&Ra, &Rj);</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <a class="code" href="field_8h.html#a2d45c987537eadb2923c93aa3af9db71">secp256k1_fe_normalize_var</a>(&Ra.<a class="code" href="structsecp256k1__ge.html#a604295983a1f4aa6e8b5b0f1e46f9ee0">y</a>);</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">if</span> (<a class="code" href="field_8h.html#a4657d3eea1cc59c7a20cc2d19663bf02">secp256k1_fe_is_odd</a>(&Ra.<a class="code" href="structsecp256k1__ge.html#a604295983a1f4aa6e8b5b0f1e46f9ee0">y</a>)) {</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  }</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">return</span> <a class="code" href="field_8h.html#a16ab4d0dd8bcb5da1b888288063014f3">secp256k1_fe_equal_var</a>(&Rx, &Ra.<a class="code" href="structsecp256k1__ge.html#a3c04a97b606c82ea87e55d4a06f06b6e">x</a>);</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> }</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div><div class="line"><a name="l00144"></a><span class="lineno"><a class="line" href="schnorr__impl_8h.html#a41cf1a1167f3b8c7b6fdd4fea6abdbce"> 144</a></span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="schnorr__impl_8h.html#a41cf1a1167f3b8c7b6fdd4fea6abdbce">secp256k1_schnorr_sig_recover</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>, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *sig64, <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> *pubkey, <a class="code" href="schnorr_8h.html#a4543078e8c14fe94160f35b293dff0e4">secp256k1_schnorr_msghash</a> hash, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *msg32) {</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <a class="code" href="structsecp256k1__gej.html">secp256k1_gej</a> Qj, Rj;</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> Ra;</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <a class="code" href="structsecp256k1__fe.html">secp256k1_fe</a> Rx;</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> h, s;</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> hh[32];</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordtype">int</span> overflow;</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  hash(hh, sig64, msg32);</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  overflow = 0;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&h, hh, &overflow);</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">if</span> (overflow || <a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(&h)) {</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  }</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  overflow = 0;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&s, sig64 + 32, &overflow);</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">if</span> (overflow) {</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  }</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">if</span> (!<a class="code" href="field_8h.html#a5c86a65052e3b135919c00fe2233a43d">secp256k1_fe_set_b32</a>(&Rx, sig64)) {</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  }</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">if</span> (!<a class="code" href="group_8h.html#a3c3d9154b093bb4ed48ba55e4c28a0b5">secp256k1_ge_set_xo_var</a>(&Ra, &Rx, 0)) {</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <a class="code" href="group_8h.html#ad5f813e26afb239f03e83f0e61e05498">secp256k1_gej_set_ge</a>(&Rj, &Ra);</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <a class="code" href="scalar_8h.html#a58e84d0cabe81139df5c71759f833855">secp256k1_scalar_inverse_var</a>(&h, &h);</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <a class="code" href="scalar_8h.html#aa3f1c1d4536adf835ee256878c222968">secp256k1_scalar_negate</a>(&s, &s);</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <a class="code" href="scalar_8h.html#a89db15f705c8eafcd10c08181523acd0">secp256k1_scalar_mul</a>(&s, &s, &h);</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <a class="code" href="ecmult_8h.html#aacf8b6ba48671daf24d549adb176366c">secp256k1_ecmult</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &Qj, &Rj, &h, &s);</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">if</span> (<a class="code" href="group_8h.html#a33786d5853579c92d46fac51f6a40093">secp256k1_gej_is_infinity</a>(&Qj)) {</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  }</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <a class="code" href="group_8h.html#aa511eebf8cd7419763f06555ed4fb62d">secp256k1_ge_set_gej</a>(pubkey, &Qj);</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> }</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div><div class="line"><a name="l00181"></a><span class="lineno"><a class="line" href="schnorr__impl_8h.html#ad2c15e4e57e6bf00cde3a4b229330b12"> 181</a></span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="schnorr__impl_8h.html#ad2c15e4e57e6bf00cde3a4b229330b12">secp256k1_schnorr_sig_combine</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *sig64, <span class="keywordtype">size_t</span> <a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a>, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * <span class="keyword">const</span> *sig64ins) {</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> s = <a class="code" href="scalar__4x64_8h.html#aacfea2d1debc522154567ac4ac7b4fc9">SECP256K1_SCALAR_CONST</a>(0, 0, 0, 0, 0, 0, 0, 0);</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordtype">size_t</span> i;</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a>; i++) {</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> si;</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordtype">int</span> overflow;</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&si, sig64ins[i] + 32, &overflow);</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordflow">if</span> (overflow) {</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  }</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">if</span> (i) {</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordflow">if</span> (memcmp(sig64ins[i - 1], sig64ins[i], 32) != 0) {</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  }</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  }</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <a class="code" href="scalar_8h.html#a83257652850276cd74c7cdd1f9444d9c">secp256k1_scalar_add</a>(&s, &s, &si);</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  }</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">if</span> (<a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(&s)) {</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  }</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <a class="code" href="glibc__compat_8cpp.html#a0f46826ab0466591e136db24394923cf">memcpy</a>(sig64, sig64ins[0], 32);</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <a class="code" href="scalar_8h.html#a4fa08f8af5a23f505b44c9ef1bec1831">secp256k1_scalar_get_b32</a>(sig64 + 32, &s);</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&s);</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> }</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> </div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <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>
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<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>
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<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>
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<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>
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<div class="ttc" id="ecmult__gen_8h_html_a5ed744c720cbb0a397c8d4c42c637f24"><div class="ttname"><a href="ecmult__gen_8h.html#a5ed744c720cbb0a397c8d4c42c637f24">secp256k1_ecmult_gen</a></div><div class="ttdeci">static void secp256k1_ecmult_gen(const secp256k1_ecmult_gen_context *ctx, secp256k1_gej *r, const secp256k1_scalar *a)</div></div>
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<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>
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<div class="ttc" id="group_8h_html"><div class="ttname"><a href="group_8h.html">group.h</a></div></div>
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<div class="ttc" id="group__impl_8h_html_aea803cf52c0f33c2cb3bfb82d5790d71"><div class="ttname"><a href="group__impl_8h.html#aea803cf52c0f33c2cb3bfb82d5790d71">secp256k1_ge_set_gej_var</a></div><div class="ttdeci">static void secp256k1_ge_set_gej_var(secp256k1_ge *r, secp256k1_gej *a)</div><div class="ttdef"><b>Definition:</b> <a href="group__impl_8h_source.html#l00065">group_impl.h:65</a></div></div>
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<div class="ttc" id="scalar_8h_html_aa3f1c1d4536adf835ee256878c222968"><div class="ttname"><a href="scalar_8h.html#aa3f1c1d4536adf835ee256878c222968">secp256k1_scalar_negate</a></div><div class="ttdeci">static void secp256k1_scalar_negate(secp256k1_scalar *r, const secp256k1_scalar *a)</div></div>
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<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>
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<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>
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<div class="ttc" id="scalar_8h_html_a25cc2d45ae1d1765d07c3313cdf46fa0"><div class="ttname"><a href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a></div><div class="ttdeci">static void secp256k1_scalar_set_b32(secp256k1_scalar *r, const unsigned char *bin, int *overflow)</div></div>
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<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>
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<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>
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<div class="ttc" id="schnorr__impl_8h_html_ab58ca77446a7d8daff985d07d43e7175"><div class="ttname"><a href="schnorr__impl_8h.html#ab58ca77446a7d8daff985d07d43e7175">secp256k1_schnorr_sig_sign</a></div><div class="ttdeci">static int secp256k1_schnorr_sig_sign(const secp256k1_ecmult_gen_context *ctx, unsigned char *sig64, const secp256k1_scalar *key, const secp256k1_scalar *nonce, const secp256k1_ge *pubnonce, secp256k1_schnorr_msghash hash, const unsigned char *msg32)</div><div class="ttdef"><b>Definition:</b> <a href="schnorr__impl_8h_source.html#l00062">schnorr_impl.h:62</a></div></div>
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<div class="ttc" id="schnorr__impl_8h_html_ad2c15e4e57e6bf00cde3a4b229330b12"><div class="ttname"><a href="schnorr__impl_8h.html#ad2c15e4e57e6bf00cde3a4b229330b12">secp256k1_schnorr_sig_combine</a></div><div class="ttdeci">static int secp256k1_schnorr_sig_combine(unsigned char *sig64, size_t n, const unsigned char *const *sig64ins)</div><div class="ttdef"><b>Definition:</b> <a href="schnorr__impl_8h_source.html#l00181">schnorr_impl.h:181</a></div></div>
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<div class="ttc" id="namespacefix-copyright-headers_html_aed10e06fbf20b2e50f73ff2d61f59e45"><div class="ttname"><a href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">fix-copyright-headers.n</a></div><div class="ttdeci">int n</div><div class="ttdef"><b>Definition:</b> <a href="fix-copyright-headers_8py_source.html#l00046">fix-copyright-headers.py:46</a></div></div>
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<div class="ttc" id="scalar__4x64_8h_html_aacfea2d1debc522154567ac4ac7b4fc9"><div class="ttname"><a href="scalar__4x64_8h.html#aacfea2d1debc522154567ac4ac7b4fc9">SECP256K1_SCALAR_CONST</a></div><div class="ttdeci">#define SECP256K1_SCALAR_CONST(d7, d6, d5, d4, d3, d2, d1, d0)</div><div class="ttdef"><b>Definition:</b> <a href="scalar__4x64_8h_source.html#l00017">scalar_4x64.h:17</a></div></div>
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<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>
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<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>
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<div class="ttc" id="ecmult__gen_8h_html"><div class="ttname"><a href="ecmult__gen_8h.html">ecmult_gen.h</a></div></div>
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<div class="ttc" id="scalar_8h_html_ad8fb9bc2a828903963bf37806d8edd11"><div class="ttname"><a href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a></div><div class="ttdeci">static void secp256k1_scalar_clear(secp256k1_scalar *r)</div></div>
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<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>
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<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>
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<div class="ttc" id="schnorr__impl_8h_html_a41cf1a1167f3b8c7b6fdd4fea6abdbce"><div class="ttname"><a href="schnorr__impl_8h.html#a41cf1a1167f3b8c7b6fdd4fea6abdbce">secp256k1_schnorr_sig_recover</a></div><div class="ttdeci">static int secp256k1_schnorr_sig_recover(const secp256k1_ecmult_context *ctx, const unsigned char *sig64, secp256k1_ge *pubkey, secp256k1_schnorr_msghash hash, const unsigned char *msg32)</div><div class="ttdef"><b>Definition:</b> <a href="schnorr__impl_8h_source.html#l00144">schnorr_impl.h:144</a></div></div>
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<div class="ttc" id="structsecp256k1__ecmult__gen__context_html"><div class="ttname"><a href="structsecp256k1__ecmult__gen__context.html">secp256k1_ecmult_gen_context</a></div><div class="ttdef"><b>Definition:</b> <a href="ecmult__gen_8h_source.html#l00013">ecmult_gen.h:13</a></div></div>
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<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>
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<div class="ttc" id="scalar_8h_html_a4fa08f8af5a23f505b44c9ef1bec1831"><div class="ttname"><a href="scalar_8h.html#a4fa08f8af5a23f505b44c9ef1bec1831">secp256k1_scalar_get_b32</a></div><div class="ttdeci">static void secp256k1_scalar_get_b32(unsigned char *bin, const secp256k1_scalar *a)</div></div>
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<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>
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<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>
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<div class="ttc" id="field_8h_html_a16ab4d0dd8bcb5da1b888288063014f3"><div class="ttname"><a href="field_8h.html#a16ab4d0dd8bcb5da1b888288063014f3">secp256k1_fe_equal_var</a></div><div class="ttdeci">static int secp256k1_fe_equal_var(const secp256k1_fe *a, const secp256k1_fe *b)</div></div>
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<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>
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<div class="ttc" id="scalar_8h_html_a58e84d0cabe81139df5c71759f833855"><div class="ttname"><a href="scalar_8h.html#a58e84d0cabe81139df5c71759f833855">secp256k1_scalar_inverse_var</a></div><div class="ttdeci">static void secp256k1_scalar_inverse_var(secp256k1_scalar *r, const secp256k1_scalar *a)</div></div>
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<div class="ttc" id="glibc__compat_8cpp_html_a0f46826ab0466591e136db24394923cf"><div class="ttname"><a href="glibc__compat_8cpp.html#a0f46826ab0466591e136db24394923cf">memcpy</a></div><div class="ttdeci">void * memcpy(void *a, const void *b, size_t c)</div><div class="ttdef"><b>Definition:</b> <a href="glibc__compat_8cpp_source.html#l00017">glibc_compat.cpp:17</a></div></div>
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<div class="ttc" id="field_8h_html_a8e925e94d5a7330d2ae68f6642d0c7b9"><div class="ttname"><a href="field_8h.html#a8e925e94d5a7330d2ae68f6642d0c7b9">secp256k1_fe_normalize</a></div><div class="ttdeci">static void secp256k1_fe_normalize(secp256k1_fe *r)</div></div>
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<div class="ttc" id="field_8h_html"><div class="ttname"><a href="field_8h.html">field.h</a></div></div>
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<div class="ttc" id="ecmult_8h_html"><div class="ttname"><a href="ecmult_8h.html">ecmult.h</a></div></div>
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<div class="ttc" id="num_8h_html"><div class="ttname"><a href="num_8h.html">num.h</a></div></div>
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<div class="ttc" id="schnorr_8h_html_a4543078e8c14fe94160f35b293dff0e4"><div class="ttname"><a href="schnorr_8h.html#a4543078e8c14fe94160f35b293dff0e4">secp256k1_schnorr_msghash</a></div><div class="ttdeci">void(* secp256k1_schnorr_msghash)(unsigned char *h32, const unsigned char *r32, const unsigned char *msg32)</div><div class="ttdef"><b>Definition:</b> <a href="schnorr_8h_source.html#l00013">schnorr.h:13</a></div></div>
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<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>
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<div class="ttc" id="group_8h_html_a586b55d5921edcd68799f584c0a3c58d"><div class="ttname"><a href="group_8h.html#a586b55d5921edcd68799f584c0a3c58d">secp256k1_gej_add_ge</a></div><div class="ttdeci">static void secp256k1_gej_add_ge(secp256k1_gej *r, const secp256k1_gej *a, const secp256k1_ge *b)</div></div>
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<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>
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<div class="ttc" id="schnorr_8h_html"><div class="ttname"><a href="schnorr_8h.html">schnorr.h</a></div></div>
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<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>
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<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>
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<div class="ttc" id="schnorr__impl_8h_html_ad8ac32b20746524ea3b97ab609117daa"><div class="ttname"><a href="schnorr__impl_8h.html#ad8ac32b20746524ea3b97ab609117daa">secp256k1_schnorr_sig_verify</a></div><div class="ttdeci">static int secp256k1_schnorr_sig_verify(const secp256k1_ecmult_context *ctx, const unsigned char *sig64, const secp256k1_ge *pubkey, secp256k1_schnorr_msghash hash, const unsigned char *msg32)</div><div class="ttdef"><b>Definition:</b> <a href="schnorr__impl_8h_source.html#l00106">schnorr_impl.h:106</a></div></div>
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<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>
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