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<a href="schnorr_2main__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) 2014-2015 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_MODULE_SCHNORR_MAIN</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="preprocessor">#define SECP256K1_MODULE_SCHNORR_MAIN</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="secp256k1__schnorr_8h.html">include/secp256k1_schnorr.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="schnorr__impl_8h.html">modules/schnorr/schnorr_impl.h</a>&quot;</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;</div><div class="line"><a name="l00013"></a><span class="lineno"><a class="line" href="schnorr_2main__impl_8h.html#aceb4e15773d1a0ef0bd3b13e7339a199"> 13</a></span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="schnorr_2main__impl_8h.html#aceb4e15773d1a0ef0bd3b13e7339a199">secp256k1_schnorr_msghash_sha256</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *h32, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *r32, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *msg32) {</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160; <a class="code" href="structsecp256k1__sha256__t.html">secp256k1_sha256_t</a> sha;</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160; <a class="code" href="secp256k1_2src_2hash_8h.html#abcb6a95ed605c2bfb19eda1ced4a8f7e">secp256k1_sha256_initialize</a>(&amp;sha);</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160; <a class="code" href="secp256k1_2src_2hash_8h.html#adfccd8d918a52e1cec42ea89a4c3f8ab">secp256k1_sha256_write</a>(&amp;sha, r32, 32);</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160; <a class="code" href="secp256k1_2src_2hash_8h.html#adfccd8d918a52e1cec42ea89a4c3f8ab">secp256k1_sha256_write</a>(&amp;sha, msg32, 32);</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160; <a class="code" href="secp256k1_2src_2hash_8h.html#ab88a555e2b13d6d06e20a6a459abae08">secp256k1_sha256_finalize</a>(&amp;sha, h32);</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"> 20</span>&#160;</div><div class="line"><a name="l00021"></a><span class="lineno"><a class="line" href="schnorr_2main__impl_8h.html#a0071b298840127ff32142118f0761276"> 21</a></span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> <a class="code" href="schnorr_2main__impl_8h.html#a0071b298840127ff32142118f0761276">secp256k1_schnorr_algo16</a>[17] = <span class="stringliteral">&quot;Schnorr+SHA256 &quot;</span>;</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;</div><div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="schnorr_2main__impl_8h.html#a0d7ae4600f16da7c9464c80fefc72072"> 23</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="schnorr_2main__impl_8h.html#a0d7ae4600f16da7c9464c80fefc72072">secp256k1_schnorr_sign</a>(<span class="keyword">const</span> <a class="code" href="structsecp256k1__context__struct.html">secp256k1_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> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *msg32, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *seckey, <a class="code" href="secp256k1_8h.html#a539882fd91bff672712fa19a4cfaeb98">secp256k1_nonce_function</a> noncefp, <span class="keyword">const</span> <span class="keywordtype">void</span>* noncedata) {</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> sec, non;</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; <span class="keywordtype">int</span> ret = 0;</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; <span class="keywordtype">int</span> overflow = 0;</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="tests_8c.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a> = 0;</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a> != NULL);</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(<a class="code" href="ecmult__gen_8h.html#a9a40662d6ed2cbab43dbddc25f570f97">secp256k1_ecmult_gen_context_is_built</a>(&amp;<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-&gt;<a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>));</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(msg32 != NULL);</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(sig64 != NULL);</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(seckey != NULL);</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; <span class="keywordflow">if</span> (noncefp == NULL) {</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; noncefp = <a class="code" href="secp256k1_8h.html#a22f44df7786a1be5ad93aadfed75b932">secp256k1_nonce_function_default</a>;</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"> 36</span>&#160;</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&amp;sec, seckey, NULL);</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="keywordflow">while</span> (1) {</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> nonce32[32];</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; ret = noncefp(nonce32, msg32, seckey, <a class="code" href="schnorr_2main__impl_8h.html#a0071b298840127ff32142118f0761276">secp256k1_schnorr_algo16</a>, (<span class="keywordtype">void</span>*)noncedata, <a class="code" href="tests_8c.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a>);</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <span class="keywordflow">if</span> (!ret) {</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <span class="keywordflow">break</span>;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; }</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&amp;non, nonce32, &amp;overflow);</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; memset(nonce32, 0, 32);</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <span class="keywordflow">if</span> (!<a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(&amp;non) &amp;&amp; !overflow) {</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="schnorr_8h.html#ab58ca77446a7d8daff985d07d43e7175">secp256k1_schnorr_sig_sign</a>(&amp;<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-&gt;<a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>, sig64, &amp;sec, &amp;non, NULL, <a class="code" href="schnorr_2main__impl_8h.html#aceb4e15773d1a0ef0bd3b13e7339a199">secp256k1_schnorr_msghash_sha256</a>, msg32)) {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <span class="keywordflow">break</span>;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; }</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="tests_8c.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a>++;</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; <span class="keywordflow">if</span> (!ret) {</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; memset(sig64, 0, 64);</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; }</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&amp;non);</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&amp;sec);</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;}</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"><a class="line" href="schnorr_2main__impl_8h.html#a5d23afb11115cb53171b34da09ff3ad0"> 61</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="schnorr_2main__impl_8h.html#a5d23afb11115cb53171b34da09ff3ad0">secp256k1_schnorr_verify</a>(<span class="keyword">const</span> <a class="code" href="structsecp256k1__context__struct.html">secp256k1_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> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *msg32, <span class="keyword">const</span> <a class="code" href="structsecp256k1__pubkey.html">secp256k1_pubkey</a> *pubkey) {</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> q;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a> != NULL);</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(<a class="code" href="ecmult_8h.html#aa4f6f213989d3ec35850c40c8f1b313b">secp256k1_ecmult_context_is_built</a>(&amp;<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-&gt;<a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>));</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(msg32 != NULL);</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(sig64 != NULL);</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(pubkey != NULL);</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; <a class="code" href="secp256k1_8c.html#a9966ec041e71010d1593ae2211ffb843">secp256k1_pubkey_load</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &amp;q, pubkey);</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <span class="keywordflow">return</span> <a class="code" href="schnorr_8h.html#ad8ac32b20746524ea3b97ab609117daa">secp256k1_schnorr_sig_verify</a>(&amp;<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-&gt;<a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>, sig64, &amp;q, <a class="code" href="schnorr_2main__impl_8h.html#aceb4e15773d1a0ef0bd3b13e7339a199">secp256k1_schnorr_msghash_sha256</a>, msg32);</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;</div><div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="schnorr_2main__impl_8h.html#aa4480a44de97ffc056712ea9fd9631c5"> 73</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="schnorr_2main__impl_8h.html#aa4480a44de97ffc056712ea9fd9631c5">secp256k1_schnorr_recover</a>(<span class="keyword">const</span> <a class="code" href="structsecp256k1__context__struct.html">secp256k1_context</a>* <a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, <a class="code" href="structsecp256k1__pubkey.html">secp256k1_pubkey</a> *pubkey, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *sig64, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *msg32) {</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> q;</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"> 76</span>&#160; <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a> != NULL);</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(<a class="code" href="ecmult_8h.html#aa4f6f213989d3ec35850c40c8f1b313b">secp256k1_ecmult_context_is_built</a>(&amp;<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-&gt;<a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>));</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(msg32 != NULL);</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(sig64 != NULL);</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(pubkey != NULL);</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="schnorr_8h.html#a41cf1a1167f3b8c7b6fdd4fea6abdbce">secp256k1_schnorr_sig_recover</a>(&amp;<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-&gt;<a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>, sig64, &amp;q, <a class="code" href="schnorr_2main__impl_8h.html#aceb4e15773d1a0ef0bd3b13e7339a199">secp256k1_schnorr_msghash_sha256</a>, msg32)) {</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; <a class="code" href="secp256k1_8c.html#aa061c9c5c861017bef990e5c4653e0f4">secp256k1_pubkey_save</a>(pubkey, &amp;q);</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; memset(pubkey, 0, <span class="keyword">sizeof</span>(*pubkey));</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; }</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;}</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"><a class="line" href="schnorr_2main__impl_8h.html#a67c4e4b188db3530c2e8808162f3a3c5"> 91</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="schnorr_2main__impl_8h.html#a67c4e4b188db3530c2e8808162f3a3c5">secp256k1_schnorr_generate_nonce_pair</a>(<span class="keyword">const</span> <a class="code" href="structsecp256k1__context__struct.html">secp256k1_context</a>* <a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, <a class="code" href="structsecp256k1__pubkey.html">secp256k1_pubkey</a> *pubnonce, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *privnonce32, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *sec32, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *msg32, <a class="code" href="secp256k1_8h.html#a539882fd91bff672712fa19a4cfaeb98">secp256k1_nonce_function</a> noncefp, <span class="keyword">const</span> <span class="keywordtype">void</span>* noncedata) {</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <span class="keywordtype">int</span> <a class="code" href="tests_8c.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a> = 0;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="keywordtype">int</span> ret = 1;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <a class="code" href="structsecp256k1__gej.html">secp256k1_gej</a> Qj;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> Q;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> sec;</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; <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a> != NULL);</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(<a class="code" href="ecmult__gen_8h.html#a9a40662d6ed2cbab43dbddc25f570f97">secp256k1_ecmult_gen_context_is_built</a>(&amp;<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-&gt;<a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>));</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(msg32 != NULL);</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(sec32 != NULL);</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(pubnonce != NULL);</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(privnonce32 != NULL);</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; <span class="keywordflow">if</span> (noncefp == NULL) {</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; noncefp = <a class="code" href="secp256k1_8h.html#a22f44df7786a1be5ad93aadfed75b932">secp256k1_nonce_function_default</a>;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; }</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keywordflow">do</span> {</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keywordtype">int</span> overflow;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; ret = noncefp(privnonce32, sec32, msg32, <a class="code" href="schnorr_2main__impl_8h.html#a0071b298840127ff32142118f0761276">secp256k1_schnorr_algo16</a>, (<span class="keywordtype">void</span>*)noncedata, <a class="code" href="tests_8c.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a>++);</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <span class="keywordflow">if</span> (!ret) {</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; <span class="keywordflow">break</span>;</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; }</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&amp;sec, privnonce32, &amp;overflow);</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; <span class="keywordflow">if</span> (overflow || <a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(&amp;sec)) {</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keywordflow">continue</span>;</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; }</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <a class="code" href="ecmult__gen_8h.html#a5ed744c720cbb0a397c8d4c42c637f24">secp256k1_ecmult_gen</a>(&amp;<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-&gt;<a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>, &amp;Qj, &amp;sec);</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <a class="code" href="group_8h.html#aa511eebf8cd7419763f06555ed4fb62d">secp256k1_ge_set_gej</a>(&amp;Q, &amp;Qj);</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <a class="code" href="secp256k1_8c.html#aa061c9c5c861017bef990e5c4653e0f4">secp256k1_pubkey_save</a>(pubnonce, &amp;Q);</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keywordflow">break</span>;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; } <span class="keywordflow">while</span>(1);</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&amp;sec);</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <span class="keywordflow">if</span> (!ret) {</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; memset(pubnonce, 0, <span class="keyword">sizeof</span>(*pubnonce));</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; }</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160;}</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160;</div><div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="schnorr_2main__impl_8h.html#a6787237abf20a26c8c2fb195102ce810"> 133</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="schnorr_2main__impl_8h.html#a6787237abf20a26c8c2fb195102ce810">secp256k1_schnorr_partial_sign</a>(<span class="keyword">const</span> <a class="code" href="structsecp256k1__context__struct.html">secp256k1_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> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *msg32, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *sec32, <span class="keyword">const</span> <a class="code" href="structsecp256k1__pubkey.html">secp256k1_pubkey</a> *pubnonce_others, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *secnonce32) {</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="keywordtype">int</span> overflow = 0;</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> sec, non;</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> pubnon;</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a> != NULL);</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(<a class="code" href="ecmult__gen_8h.html#a9a40662d6ed2cbab43dbddc25f570f97">secp256k1_ecmult_gen_context_is_built</a>(&amp;<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-&gt;<a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>));</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(msg32 != NULL);</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(sig64 != NULL);</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(sec32 != NULL);</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(secnonce32 != NULL);</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(pubnonce_others != NULL);</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160;</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&amp;sec, sec32, &amp;overflow);</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; <span class="keywordflow">if</span> (overflow || <a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(&amp;sec)) {</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; }</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&amp;non, secnonce32, &amp;overflow);</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <span class="keywordflow">if</span> (overflow || <a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(&amp;non)) {</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; }</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <a class="code" href="secp256k1_8c.html#a9966ec041e71010d1593ae2211ffb843">secp256k1_pubkey_load</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &amp;pubnon, pubnonce_others);</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keywordflow">return</span> <a class="code" href="schnorr_8h.html#ab58ca77446a7d8daff985d07d43e7175">secp256k1_schnorr_sig_sign</a>(&amp;<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-&gt;<a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>, sig64, &amp;sec, &amp;non, &amp;pubnon, <a class="code" href="schnorr_2main__impl_8h.html#aceb4e15773d1a0ef0bd3b13e7339a199">secp256k1_schnorr_msghash_sha256</a>, msg32);</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;}</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;</div><div class="line"><a name="l00157"></a><span class="lineno"><a class="line" href="schnorr_2main__impl_8h.html#a7dd43d7414424c68563e14d0bda8e867"> 157</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="schnorr_2main__impl_8h.html#a7dd43d7414424c68563e14d0bda8e867">secp256k1_schnorr_partial_combine</a>(<span class="keyword">const</span> <a class="code" href="structsecp256k1__context__struct.html">secp256k1_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> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * <span class="keyword">const</span> *sig64sin, <span class="keywordtype">size_t</span> <a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a>) {</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(sig64 != NULL);</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(<a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a> &gt;= 1);</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(sig64sin != NULL);</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; <span class="keywordflow">return</span> <a class="code" href="schnorr_8h.html#ad2c15e4e57e6bf00cde3a4b229330b12">secp256k1_schnorr_sig_combine</a>(sig64, <a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a>, sig64sin);</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;}</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160;<span class="preprocessor">#endif</span></div><div class="ttc" id="ecmult_8h_html_aa4f6f213989d3ec35850c40c8f1b313b"><div class="ttname"><a href="ecmult_8h.html#aa4f6f213989d3ec35850c40c8f1b313b">secp256k1_ecmult_context_is_built</a></div><div class="ttdeci">static int secp256k1_ecmult_context_is_built(const secp256k1_ecmult_context *ctx)</div></div>
<div class="ttc" id="secp256k1_2src_2util_8h_html_aca8ac5ae73fd966db106de59160a178b"><div class="ttname"><a href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a></div><div class="ttdeci">#define VERIFY_CHECK(cond)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_2src_2util_8h_source.html#l00064">util.h:64</a></div></div>
<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>
<div class="ttc" id="secp256k1_8h_html_a22f44df7786a1be5ad93aadfed75b932"><div class="ttname"><a href="secp256k1_8h.html#a22f44df7786a1be5ad93aadfed75b932">secp256k1_nonce_function_default</a></div><div class="ttdeci">SECP256K1_API const secp256k1_nonce_function secp256k1_nonce_function_default</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00347">secp256k1.c:347</a></div></div>
<div class="ttc" id="schnorr__impl_8h_html"><div class="ttname"><a href="schnorr__impl_8h.html">schnorr_impl.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="secp256k1_8c_html_aa061c9c5c861017bef990e5c4653e0f4"><div class="ttname"><a href="secp256k1_8c.html#aa061c9c5c861017bef990e5c4653e0f4">secp256k1_pubkey_save</a></div><div class="ttdeci">static void secp256k1_pubkey_save(secp256k1_pubkey *pubkey, secp256k1_ge *ge)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00138">secp256k1.c:138</a></div></div>
<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>
<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="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="schnorr_2main__impl_8h_html_aceb4e15773d1a0ef0bd3b13e7339a199"><div class="ttname"><a href="schnorr_2main__impl_8h.html#aceb4e15773d1a0ef0bd3b13e7339a199">secp256k1_schnorr_msghash_sha256</a></div><div class="ttdeci">static void secp256k1_schnorr_msghash_sha256(unsigned char *h32, const unsigned char *r32, const unsigned char *msg32)</div><div class="ttdef"><b>Definition:</b> <a href="schnorr_2main__impl_8h_source.html#l00013">main_impl.h:13</a></div></div>
<div class="ttc" id="schnorr_2main__impl_8h_html_aa4480a44de97ffc056712ea9fd9631c5"><div class="ttname"><a href="schnorr_2main__impl_8h.html#aa4480a44de97ffc056712ea9fd9631c5">secp256k1_schnorr_recover</a></div><div class="ttdeci">int secp256k1_schnorr_recover(const secp256k1_context *ctx, secp256k1_pubkey *pubkey, const unsigned char *sig64, const unsigned char *msg32)</div><div class="ttdef"><b>Definition:</b> <a href="schnorr_2main__impl_8h_source.html#l00073">main_impl.h:73</a></div></div>
<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>
<div class="ttc" id="schnorr_2main__impl_8h_html_a67c4e4b188db3530c2e8808162f3a3c5"><div class="ttname"><a href="schnorr_2main__impl_8h.html#a67c4e4b188db3530c2e8808162f3a3c5">secp256k1_schnorr_generate_nonce_pair</a></div><div class="ttdeci">int secp256k1_schnorr_generate_nonce_pair(const secp256k1_context *ctx, secp256k1_pubkey *pubnonce, unsigned char *privnonce32, const unsigned char *sec32, const unsigned char *msg32, secp256k1_nonce_function noncefp, const void *noncedata)</div><div class="ttdef"><b>Definition:</b> <a href="schnorr_2main__impl_8h_source.html#l00091">main_impl.h:91</a></div></div>
<div class="ttc" id="secp256k1_2src_2hash_8h_html_ab88a555e2b13d6d06e20a6a459abae08"><div class="ttname"><a href="secp256k1_2src_2hash_8h.html#ab88a555e2b13d6d06e20a6a459abae08">secp256k1_sha256_finalize</a></div><div class="ttdeci">static void secp256k1_sha256_finalize(secp256k1_sha256_t *hash, unsigned char *out32)</div></div>
<div class="ttc" id="secp256k1_2src_2hash_8h_html_adfccd8d918a52e1cec42ea89a4c3f8ab"><div class="ttname"><a href="secp256k1_2src_2hash_8h.html#adfccd8d918a52e1cec42ea89a4c3f8ab">secp256k1_sha256_write</a></div><div class="ttdeci">static void secp256k1_sha256_write(secp256k1_sha256_t *hash, const unsigned char *data, size_t size)</div></div>
<div class="ttc" id="structsecp256k1__context__struct_html_aacc2071a68f9c5a6c05eb783f523b9eb"><div class="ttname"><a href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">secp256k1_context_struct::ecmult_gen_ctx</a></div><div class="ttdeci">secp256k1_ecmult_gen_context ecmult_gen_ctx</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00055">secp256k1.c:55</a></div></div>
<div class="ttc" id="secp256k1_8c_html_a6e1f88c6ce07376501097b42a2b40727"><div class="ttname"><a href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a></div><div class="ttdeci">#define ARG_CHECK(cond)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00023">secp256k1.c:23</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="schnorr_2main__impl_8h_html_a6787237abf20a26c8c2fb195102ce810"><div class="ttname"><a href="schnorr_2main__impl_8h.html#a6787237abf20a26c8c2fb195102ce810">secp256k1_schnorr_partial_sign</a></div><div class="ttdeci">int secp256k1_schnorr_partial_sign(const secp256k1_context *ctx, unsigned char *sig64, const unsigned char *msg32, const unsigned char *sec32, const secp256k1_pubkey *pubnonce_others, const unsigned char *secnonce32)</div><div class="ttdef"><b>Definition:</b> <a href="schnorr_2main__impl_8h_source.html#l00133">main_impl.h:133</a></div></div>
<div class="ttc" id="secp256k1_2src_2hash_8h_html_abcb6a95ed605c2bfb19eda1ced4a8f7e"><div class="ttname"><a href="secp256k1_2src_2hash_8h.html#abcb6a95ed605c2bfb19eda1ced4a8f7e">secp256k1_sha256_initialize</a></div><div class="ttdeci">static void secp256k1_sha256_initialize(secp256k1_sha256_t *hash)</div></div>
<div class="ttc" id="structsecp256k1__context__struct_html_ab6a825dd98cab724df0f0060cf515eab"><div class="ttname"><a href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">secp256k1_context_struct::ecmult_ctx</a></div><div class="ttdeci">secp256k1_ecmult_context ecmult_ctx</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00054">secp256k1.c:54</a></div></div>
<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>
<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="schnorr_8h_html_ad2c15e4e57e6bf00cde3a4b229330b12"><div class="ttname"><a href="schnorr_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>
<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="schnorr_2main__impl_8h_html_a5d23afb11115cb53171b34da09ff3ad0"><div class="ttname"><a href="schnorr_2main__impl_8h.html#a5d23afb11115cb53171b34da09ff3ad0">secp256k1_schnorr_verify</a></div><div class="ttdeci">int secp256k1_schnorr_verify(const secp256k1_context *ctx, const unsigned char *sig64, const unsigned char *msg32, const secp256k1_pubkey *pubkey)</div><div class="ttdef"><b>Definition:</b> <a href="schnorr_2main__impl_8h_source.html#l00061">main_impl.h:61</a></div></div>
<div class="ttc" id="structsecp256k1__sha256__t_html"><div class="ttname"><a href="structsecp256k1__sha256__t.html">secp256k1_sha256_t</a></div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_2src_2hash_8h_source.html#l00013">hash.h:13</a></div></div>
<div class="ttc" id="schnorr_8h_html_ab58ca77446a7d8daff985d07d43e7175"><div class="ttname"><a href="schnorr_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>
<div class="ttc" id="schnorr_2main__impl_8h_html_a7dd43d7414424c68563e14d0bda8e867"><div class="ttname"><a href="schnorr_2main__impl_8h.html#a7dd43d7414424c68563e14d0bda8e867">secp256k1_schnorr_partial_combine</a></div><div class="ttdeci">int secp256k1_schnorr_partial_combine(const secp256k1_context *ctx, unsigned char *sig64, const unsigned char *const *sig64sin, size_t n)</div><div class="ttdef"><b>Definition:</b> <a href="schnorr_2main__impl_8h_source.html#l00157">main_impl.h:157</a></div></div>
<div class="ttc" id="schnorr_2main__impl_8h_html_a0d7ae4600f16da7c9464c80fefc72072"><div class="ttname"><a href="schnorr_2main__impl_8h.html#a0d7ae4600f16da7c9464c80fefc72072">secp256k1_schnorr_sign</a></div><div class="ttdeci">int secp256k1_schnorr_sign(const secp256k1_context *ctx, unsigned char *sig64, const unsigned char *msg32, const unsigned char *seckey, secp256k1_nonce_function noncefp, const void *noncedata)</div><div class="ttdef"><b>Definition:</b> <a href="schnorr_2main__impl_8h_source.html#l00023">main_impl.h:23</a></div></div>
<div class="ttc" id="secp256k1__schnorr_8h_html"><div class="ttname"><a href="secp256k1__schnorr_8h.html">secp256k1_schnorr.h</a></div></div>
<div class="ttc" id="secp256k1_8h_html_a539882fd91bff672712fa19a4cfaeb98"><div class="ttname"><a href="secp256k1_8h.html#a539882fd91bff672712fa19a4cfaeb98">secp256k1_nonce_function</a></div><div class="ttdeci">int(* secp256k1_nonce_function)(unsigned char *nonce32, const unsigned char *msg32, const unsigned char *key32, const unsigned char *algo16, void *data, unsigned int attempt)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8h_source.html#l00092">secp256k1.h:92</a></div></div>
<div class="ttc" id="tests_8c_html_ad43c3812e6d13e0518d9f8b8f463ffcf"><div class="ttname"><a href="tests_8c.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a></div><div class="ttdeci">static int count</div><div class="ttdef"><b>Definition:</b> <a href="tests_8c_source.html#l00041">tests.c:41</a></div></div>
<div class="ttc" id="secp256k1_8c_html_a9966ec041e71010d1593ae2211ffb843"><div class="ttname"><a href="secp256k1_8c.html#a9966ec041e71010d1593ae2211ffb843">secp256k1_pubkey_load</a></div><div class="ttdeci">static int secp256k1_pubkey_load(const secp256k1_context *ctx, secp256k1_ge *ge, const secp256k1_pubkey *pubkey)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00119">secp256k1.c:119</a></div></div>
<div class="ttc" id="schnorr_8h_html_ad8ac32b20746524ea3b97ab609117daa"><div class="ttname"><a href="schnorr_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>
<div class="ttc" id="schnorr_8h_html_a41cf1a1167f3b8c7b6fdd4fea6abdbce"><div class="ttname"><a href="schnorr_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>
<div class="ttc" id="schnorr_2main__impl_8h_html_a0071b298840127ff32142118f0761276"><div class="ttname"><a href="schnorr_2main__impl_8h.html#a0071b298840127ff32142118f0761276">secp256k1_schnorr_algo16</a></div><div class="ttdeci">static const unsigned char secp256k1_schnorr_algo16[17]</div><div class="ttdef"><b>Definition:</b> <a href="schnorr_2main__impl_8h_source.html#l00021">main_impl.h:21</a></div></div>
<div class="ttc" id="ecmult__gen_8h_html_a9a40662d6ed2cbab43dbddc25f570f97"><div class="ttname"><a href="ecmult__gen_8h.html#a9a40662d6ed2cbab43dbddc25f570f97">secp256k1_ecmult_gen_context_is_built</a></div><div class="ttdeci">static int secp256k1_ecmult_gen_context_is_built(const secp256k1_ecmult_gen_context *ctx)</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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