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<a href="secp256k1_8c.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/**********************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 2013-2015 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"><a class="line" href="secp256k1_8c.html#a1c49db739b76634ccbd0db4233e6cd8a"> 7</a></span> <span class="preprocessor">#define SECP256K1_BUILD (1)</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> </div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include "<a class="code" href="secp256k1_8h.html">include/secp256k1.h</a>"</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "<a class="code" href="secp256k1_2src_2util_8h.html">util.h</a>"</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "<a class="code" href="num__impl_8h.html">num_impl.h</a>"</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "<a class="code" href="field__impl_8h.html">field_impl.h</a>"</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "<a class="code" href="scalar__impl_8h.html">scalar_impl.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__impl_8h.html">group_impl.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__impl_8h.html">ecmult_impl.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__const__impl_8h.html">ecmult_const_impl.h</a>"</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include "<a class="code" href="ecmult__gen__impl_8h.html">ecmult_gen_impl.h</a>"</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include "<a class="code" href="ecdsa__impl_8h.html">ecdsa_impl.h</a>"</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include "<a class="code" href="eckey__impl_8h.html">eckey_impl.h</a>"</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include "<a class="code" href="hash__impl_8h.html">hash_impl.h</a>"</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727"> 23</a></span> <span class="preprocessor">#define ARG_CHECK(cond) do { \</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor"> if (EXPECT(!(cond), 0)) { \</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor"> secp256k1_callback_call(&ctx->illegal_callback, #cond); \</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor"> return 0; \</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">} while(0)</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a66c010ece461590245c65fdd55390dbd"> 30</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="secp256k1_8c.html#a66c010ece461590245c65fdd55390dbd">default_illegal_callback_fn</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* str, <span class="keywordtype">void</span>* <a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>) {</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  (void)<a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  fprintf(<a class="code" href="namespaceoptimize-pngs.html#a98904564b461b52c82b042a4cbe21c0c">stderr</a>, <span class="stringliteral">"[libsecp256k1] illegal argument: %s\n"</span>, str);</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  abort();</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> }</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#afa49ffaa7c5709207930319e21185392"> 36</a></span> <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="structsecp256k1__callback.html">secp256k1_callback</a> <a class="code" href="secp256k1_8c.html#afa49ffaa7c5709207930319e21185392">default_illegal_callback</a> = {</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <a class="code" href="secp256k1_8c.html#a66c010ece461590245c65fdd55390dbd">default_illegal_callback_fn</a>,</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  NULL</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> };</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#aa6e98398cd5dd5398aab826a8d3bc740"> 41</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="secp256k1_8c.html#aa6e98398cd5dd5398aab826a8d3bc740">default_error_callback_fn</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* str, <span class="keywordtype">void</span>* <a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>) {</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  (void)<a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  fprintf(<a class="code" href="namespaceoptimize-pngs.html#a98904564b461b52c82b042a4cbe21c0c">stderr</a>, <span class="stringliteral">"[libsecp256k1] internal consistency check failed: %s\n"</span>, str);</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  abort();</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> }</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a792961430f27e8b9178105a7ec023019"> 47</a></span> <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="structsecp256k1__callback.html">secp256k1_callback</a> <a class="code" href="secp256k1_8c.html#a792961430f27e8b9178105a7ec023019">default_error_callback</a> = {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <a class="code" href="secp256k1_8c.html#aa6e98398cd5dd5398aab826a8d3bc740">default_error_callback_fn</a>,</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  NULL</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> };</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div><div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="structsecp256k1__context__struct.html"> 53</a></span> <span class="keyword">struct </span><a class="code" href="structsecp256k1__context__struct.html">secp256k1_context_struct</a> {</div><div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab"> 54</a></span>  <a class="code" href="structsecp256k1__ecmult__context.html">secp256k1_ecmult_context</a> <a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>;</div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb"> 55</a></span>  <a class="code" href="structsecp256k1__ecmult__gen__context.html">secp256k1_ecmult_gen_context</a> <a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>;</div><div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="structsecp256k1__context__struct.html#a6f73572b18e62b306c5699e9e1470ab5"> 56</a></span>  <a class="code" href="structsecp256k1__callback.html">secp256k1_callback</a> <a class="code" href="structsecp256k1__context__struct.html#a6f73572b18e62b306c5699e9e1470ab5">illegal_callback</a>;</div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="structsecp256k1__context__struct.html#aa34a996f869676899e8625adfb6c6f1d"> 57</a></span>  <a class="code" href="structsecp256k1__callback.html">secp256k1_callback</a> <a class="code" href="structsecp256k1__context__struct.html#aa34a996f869676899e8625adfb6c6f1d">error_callback</a>;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> };</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a2d23dd6eb961e47720ec8db63da8044b"> 60</a></span> <a class="code" href="structsecp256k1__context__struct.html">secp256k1_context</a>* <a class="code" href="secp256k1_8c.html#a2d23dd6eb961e47720ec8db63da8044b">secp256k1_context_create</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="dash-tx_8cpp.html#ac8bf36fe0577cba66bccda3a6f7e80a4">flags</a>) {</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <a class="code" href="structsecp256k1__context__struct.html">secp256k1_context</a>* ret = (<a class="code" href="structsecp256k1__context__struct.html">secp256k1_context</a>*)<a class="code" href="secp256k1_2src_2util_8h.html#a20790114658c559e5048a38694708c3e">checked_malloc</a>(&<a class="code" href="secp256k1_8c.html#a792961430f27e8b9178105a7ec023019">default_error_callback</a>, <span class="keyword">sizeof</span>(<a class="code" href="structsecp256k1__context__struct.html">secp256k1_context</a>));</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  ret-><a class="code" href="structsecp256k1__context__struct.html#a6f73572b18e62b306c5699e9e1470ab5">illegal_callback</a> = <a class="code" href="secp256k1_8c.html#afa49ffaa7c5709207930319e21185392">default_illegal_callback</a>;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  ret-><a class="code" href="structsecp256k1__context__struct.html#aa34a996f869676899e8625adfb6c6f1d">error_callback</a> = <a class="code" href="secp256k1_8c.html#a792961430f27e8b9178105a7ec023019">default_error_callback</a>;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordflow">if</span> (<a class="code" href="secp256k1_2src_2util_8h.html#a76e8a689f16456e44a2cc438a6821025">EXPECT</a>((<a class="code" href="dash-tx_8cpp.html#ac8bf36fe0577cba66bccda3a6f7e80a4">flags</a> & <a class="code" href="secp256k1_8h.html#ab2572c9f38f9a644f2933f7b74a5072f">SECP256K1_FLAGS_TYPE_MASK</a>) != <a class="code" href="secp256k1_8h.html#ad96f13de52c4c94f5d11d53fd04c529f">SECP256K1_FLAGS_TYPE_CONTEXT</a>, 0)) {</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <a class="code" href="secp256k1_2src_2util_8h.html#af3f36140c71c09ed1d274671518466e0">secp256k1_callback_call</a>(&ret-><a class="code" href="structsecp256k1__context__struct.html#a6f73572b18e62b306c5699e9e1470ab5">illegal_callback</a>,</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="stringliteral">"Invalid flags"</span>);</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  free(ret);</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  }</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <a class="code" href="ecmult_8h.html#a3d2b8a81ffed27e7eca0058eb65831b5">secp256k1_ecmult_context_init</a>(&ret-><a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>);</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <a class="code" href="ecmult__gen_8h.html#a85f9fd11a4166d3d482309317d65c276">secp256k1_ecmult_gen_context_init</a>(&ret-><a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>);</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>  <span class="keywordflow">if</span> (<a class="code" href="dash-tx_8cpp.html#ac8bf36fe0577cba66bccda3a6f7e80a4">flags</a> & <a class="code" href="secp256k1_8h.html#ab516743de74b08ccbeea17fb5f783bc9">SECP256K1_FLAGS_BIT_CONTEXT_SIGN</a>) {</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <a class="code" href="ecmult__gen_8h.html#afaf90b2a6554053187cdc89df0dafd21">secp256k1_ecmult_gen_context_build</a>(&ret-><a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>, &ret-><a class="code" href="structsecp256k1__context__struct.html#aa34a996f869676899e8625adfb6c6f1d">error_callback</a>);</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  }</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">if</span> (<a class="code" href="dash-tx_8cpp.html#ac8bf36fe0577cba66bccda3a6f7e80a4">flags</a> & <a class="code" href="secp256k1_8h.html#aabde1ec66215bb0474821343583e1fb2">SECP256K1_FLAGS_BIT_CONTEXT_VERIFY</a>) {</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <a class="code" href="ecmult_8h.html#acc2494f319c79f6cc15982f43e7a6f00">secp256k1_ecmult_context_build</a>(&ret-><a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>, &ret-><a class="code" href="structsecp256k1__context__struct.html#aa34a996f869676899e8625adfb6c6f1d">error_callback</a>);</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  }</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> }</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div><div class="line"><a name="l00085"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a6c00dac7dd6dc157d019e47d73882ab7"> 85</a></span> <a class="code" href="structsecp256k1__context__struct.html">secp256k1_context</a>* <a class="code" href="secp256k1_8c.html#a6c00dac7dd6dc157d019e47d73882ab7">secp256k1_context_clone</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>) {</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <a class="code" href="structsecp256k1__context__struct.html">secp256k1_context</a>* ret = (<a class="code" href="structsecp256k1__context__struct.html">secp256k1_context</a>*)<a class="code" href="secp256k1_2src_2util_8h.html#a20790114658c559e5048a38694708c3e">checked_malloc</a>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#aa34a996f869676899e8625adfb6c6f1d">error_callback</a>, <span class="keyword">sizeof</span>(<a class="code" href="structsecp256k1__context__struct.html">secp256k1_context</a>));</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  ret-><a class="code" href="structsecp256k1__context__struct.html#a6f73572b18e62b306c5699e9e1470ab5">illegal_callback</a> = <a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#a6f73572b18e62b306c5699e9e1470ab5">illegal_callback</a>;</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  ret-><a class="code" href="structsecp256k1__context__struct.html#aa34a996f869676899e8625adfb6c6f1d">error_callback</a> = <a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#aa34a996f869676899e8625adfb6c6f1d">error_callback</a>;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <a class="code" href="ecmult_8h.html#a95a3e0c69a07d94a248cdb06328966f6">secp256k1_ecmult_context_clone</a>(&ret-><a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>, &<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>, &<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#aa34a996f869676899e8625adfb6c6f1d">error_callback</a>);</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <a class="code" href="ecmult__gen_8h.html#aab03a4f94d775718656aabc6b14cfbee">secp256k1_ecmult_gen_context_clone</a>(&ret-><a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>, &<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>, &<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#aa34a996f869676899e8625adfb6c6f1d">error_callback</a>);</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> }</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div><div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#ac80c186f8ff22d87441240267a2c8100"> 94</a></span> <span class="keywordtype">void</span> <a class="code" href="secp256k1_8c.html#ac80c186f8ff22d87441240267a2c8100">secp256k1_context_destroy</a>(<a class="code" href="structsecp256k1__context__struct.html">secp256k1_context</a>* <a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>) {</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">if</span> (<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a> != NULL) {</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <a class="code" href="ecmult_8h.html#a0e60dbc86c237360d13ac9433caa13af">secp256k1_ecmult_context_clear</a>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>);</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <a class="code" href="ecmult__gen_8h.html#a2832f924fc8c5c9d0540d808ccdd7072">secp256k1_ecmult_gen_context_clear</a>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>);</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  free(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>);</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  }</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> }</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div><div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a947ba36e0fe0bced91d4c9a7ef3b1f09"> 103</a></span> <span class="keywordtype">void</span> <a class="code" href="secp256k1_8c.html#a947ba36e0fe0bced91d4c9a7ef3b1f09">secp256k1_context_set_illegal_callback</a>(<a class="code" href="structsecp256k1__context__struct.html">secp256k1_context</a>* <a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, <span class="keywordtype">void</span> (*fun)(<span class="keyword">const</span> <span class="keywordtype">char</span>* message, <span class="keywordtype">void</span>* <a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>), <span class="keyword">const</span> <span class="keywordtype">void</span>* <a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>) {</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">if</span> (fun == NULL) {</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  fun = <a class="code" href="secp256k1_8c.html#a66c010ece461590245c65fdd55390dbd">default_illegal_callback_fn</a>;</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  }</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#a6f73572b18e62b306c5699e9e1470ab5">illegal_callback</a>.<a class="code" href="structsecp256k1__callback.html#ab53dda8f586b668b302a0955de4de44c">fn</a> = fun;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#a6f73572b18e62b306c5699e9e1470ab5">illegal_callback</a>.<a class="code" href="structsecp256k1__callback.html#acd5a72114709ca9841ad31f88c1744bc">data</a> = <a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>;</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> }</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div><div class="line"><a name="l00111"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a7384d60163d08fae0c5e8d1e1fdef60a"> 111</a></span> <span class="keywordtype">void</span> <a class="code" href="secp256k1_8c.html#a7384d60163d08fae0c5e8d1e1fdef60a">secp256k1_context_set_error_callback</a>(<a class="code" href="structsecp256k1__context__struct.html">secp256k1_context</a>* <a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, <span class="keywordtype">void</span> (*fun)(<span class="keyword">const</span> <span class="keywordtype">char</span>* message, <span class="keywordtype">void</span>* <a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>), <span class="keyword">const</span> <span class="keywordtype">void</span>* <a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>) {</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">if</span> (fun == NULL) {</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  fun = <a class="code" href="secp256k1_8c.html#aa6e98398cd5dd5398aab826a8d3bc740">default_error_callback_fn</a>;</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  }</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#aa34a996f869676899e8625adfb6c6f1d">error_callback</a>.<a class="code" href="structsecp256k1__callback.html#ab53dda8f586b668b302a0955de4de44c">fn</a> = fun;</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#aa34a996f869676899e8625adfb6c6f1d">error_callback</a>.<a class="code" href="structsecp256k1__callback.html#acd5a72114709ca9841ad31f88c1744bc">data</a> = <a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>;</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> }</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div><div class="line"><a name="l00119"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a9966ec041e71010d1593ae2211ffb843"> 119</a></span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#a9966ec041e71010d1593ae2211ffb843">secp256k1_pubkey_load</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__ge.html">secp256k1_ge</a>* ge, <span class="keyword">const</span> <a class="code" href="structsecp256k1__pubkey.html">secp256k1_pubkey</a>* pubkey) {</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">if</span> (<span class="keyword">sizeof</span>(<a class="code" href="structsecp256k1__ge__storage.html">secp256k1_ge_storage</a>) == 64) {</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="comment">/* When the secp256k1_ge_storage type is exactly 64 byte, use its</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment"> * representation inside secp256k1_pubkey, as conversion is very fast.</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment"> * Note that secp256k1_pubkey_save must use the same representation. */</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <a class="code" href="structsecp256k1__ge__storage.html">secp256k1_ge_storage</a> s;</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <a class="code" href="glibc__compat_8cpp.html#a0f46826ab0466591e136db24394923cf">memcpy</a>(&s, &pubkey-><a class="code" href="structsecp256k1__pubkey.html#a337cef146cd8002610da4b04a91ee7ce">data</a>[0], 64);</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <a class="code" href="group_8h.html#a8c1e7f328284d9ba56404bb8d99bf765">secp256k1_ge_from_storage</a>(ge, &s);</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="comment">/* Otherwise, fall back to 32-byte big endian for X and Y. */</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <a class="code" href="structsecp256k1__fe.html">secp256k1_fe</a> x, y;</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <a class="code" href="field_8h.html#a5c86a65052e3b135919c00fe2233a43d">secp256k1_fe_set_b32</a>(&x, pubkey-><a class="code" href="structsecp256k1__pubkey.html#a337cef146cd8002610da4b04a91ee7ce">data</a>);</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <a class="code" href="field_8h.html#a5c86a65052e3b135919c00fe2233a43d">secp256k1_fe_set_b32</a>(&y, pubkey-><a class="code" href="structsecp256k1__pubkey.html#a337cef146cd8002610da4b04a91ee7ce">data</a> + 32);</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <a class="code" href="group_8h.html#a34ab3d1a9a0a7ff0ed1cedff9db5f73c">secp256k1_ge_set_xy</a>(ge, &x, &y);</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  }</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(!<a class="code" href="field_8h.html#a619ec4805df6cc54d70e6682ceebd098">secp256k1_fe_is_zero</a>(&ge-><a class="code" href="structsecp256k1__ge.html#a3c04a97b606c82ea87e55d4a06f06b6e">x</a>));</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> }</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div><div class="line"><a name="l00138"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#aa061c9c5c861017bef990e5c4653e0f4"> 138</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="secp256k1_8c.html#aa061c9c5c861017bef990e5c4653e0f4">secp256k1_pubkey_save</a>(<a class="code" href="structsecp256k1__pubkey.html">secp256k1_pubkey</a>* pubkey, <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a>* ge) {</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">if</span> (<span class="keyword">sizeof</span>(<a class="code" href="structsecp256k1__ge__storage.html">secp256k1_ge_storage</a>) == 64) {</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <a class="code" href="structsecp256k1__ge__storage.html">secp256k1_ge_storage</a> s;</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <a class="code" href="group_8h.html#ad6499ae629f998e50d8614869ee3c67f">secp256k1_ge_to_storage</a>(&s, ge);</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <a class="code" href="glibc__compat_8cpp.html#a0f46826ab0466591e136db24394923cf">memcpy</a>(&pubkey-><a class="code" href="structsecp256k1__pubkey.html#a337cef146cd8002610da4b04a91ee7ce">data</a>[0], &s, 64);</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(!<a class="code" href="group_8h.html#ac83592db46af97faf7ba9b9a39a1f6ff">secp256k1_ge_is_infinity</a>(ge));</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <a class="code" href="field_8h.html#a2d45c987537eadb2923c93aa3af9db71">secp256k1_fe_normalize_var</a>(&ge-><a class="code" href="structsecp256k1__ge.html#a3c04a97b606c82ea87e55d4a06f06b6e">x</a>);</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <a class="code" href="field_8h.html#a2d45c987537eadb2923c93aa3af9db71">secp256k1_fe_normalize_var</a>(&ge-><a class="code" href="structsecp256k1__ge.html#a604295983a1f4aa6e8b5b0f1e46f9ee0">y</a>);</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <a class="code" href="field_8h.html#abb1017649be14b9ac1823be3c573e542">secp256k1_fe_get_b32</a>(pubkey-><a class="code" href="structsecp256k1__pubkey.html#a337cef146cd8002610da4b04a91ee7ce">data</a>, &ge-><a class="code" href="structsecp256k1__ge.html#a3c04a97b606c82ea87e55d4a06f06b6e">x</a>);</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <a class="code" href="field_8h.html#abb1017649be14b9ac1823be3c573e542">secp256k1_fe_get_b32</a>(pubkey-><a class="code" href="structsecp256k1__pubkey.html#a337cef146cd8002610da4b04a91ee7ce">data</a> + 32, &ge-><a class="code" href="structsecp256k1__ge.html#a604295983a1f4aa6e8b5b0f1e46f9ee0">y</a>);</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  }</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> }</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div><div class="line"><a name="l00152"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a4a359778a7faf65fba9d34db17642d20"> 152</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#a4a359778a7faf65fba9d34db17642d20">secp256k1_ec_pubkey_parse</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> *input, <span class="keywordtype">size_t</span> inputlen) {</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> Q;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  (void)<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>;</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <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="l00157"></a><span class="lineno"> 157</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(pubkey != NULL);</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  memset(pubkey, 0, <span class="keyword">sizeof</span>(*pubkey));</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(input != NULL);</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">if</span> (!<a class="code" href="eckey_8h.html#ae0cdb1eef2dc770d70aac0ad50a35e9a">secp256k1_eckey_pubkey_parse</a>(&Q, input, inputlen)) {</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>  <a class="code" href="secp256k1_8c.html#aa061c9c5c861017bef990e5c4653e0f4">secp256k1_pubkey_save</a>(pubkey, &Q);</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <a class="code" href="group_8h.html#a34793cf48794f089bb28597d1a9f23b2">secp256k1_ge_clear</a>(&Q);</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> }</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div><div class="line"><a name="l00168"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a3b0440ba2ccd06e9262b94b41b680df1"> 168</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#a3b0440ba2ccd06e9262b94b41b680df1">secp256k1_ec_pubkey_serialize</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> *output, <span class="keywordtype">size_t</span> *outputlen, <span class="keyword">const</span> <a class="code" href="structsecp256k1__pubkey.html">secp256k1_pubkey</a>* pubkey, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="dash-tx_8cpp.html#ac8bf36fe0577cba66bccda3a6f7e80a4">flags</a>) {</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> Q;</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordtype">size_t</span> len;</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordtype">int</span> ret = 0;</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  (void)<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <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="l00175"></a><span class="lineno"> 175</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(outputlen != NULL);</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(*outputlen >= ((<a class="code" href="dash-tx_8cpp.html#ac8bf36fe0577cba66bccda3a6f7e80a4">flags</a> & <a class="code" href="secp256k1_8h.html#ac26f7c3f665e6422a651d2eb910f1a03">SECP256K1_FLAGS_BIT_COMPRESSION</a>) ? 33 : 65));</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  len = *outputlen;</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  *outputlen = 0;</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(output != NULL);</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  memset(output, 0, len);</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(pubkey != NULL);</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>((<a class="code" href="dash-tx_8cpp.html#ac8bf36fe0577cba66bccda3a6f7e80a4">flags</a> & <a class="code" href="secp256k1_8h.html#ab2572c9f38f9a644f2933f7b74a5072f">SECP256K1_FLAGS_TYPE_MASK</a>) == <a class="code" href="secp256k1_8h.html#af8d4e9ca93634062735b7f998ef9f68a">SECP256K1_FLAGS_TYPE_COMPRESSION</a>);</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordflow">if</span> (<a class="code" href="secp256k1_8c.html#a9966ec041e71010d1593ae2211ffb843">secp256k1_pubkey_load</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &Q, pubkey)) {</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  ret = <a class="code" href="eckey_8h.html#ae1f52342d70928f16c8e606da59e6aa6">secp256k1_eckey_pubkey_serialize</a>(&Q, output, &len, <a class="code" href="dash-tx_8cpp.html#ac8bf36fe0577cba66bccda3a6f7e80a4">flags</a> & <a class="code" href="secp256k1_8h.html#ac26f7c3f665e6422a651d2eb910f1a03">SECP256K1_FLAGS_BIT_COMPRESSION</a>);</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">if</span> (ret) {</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  *outputlen = len;</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  }</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  }</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">return</span> ret;</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> </div><div class="line"><a name="l00192"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#af2027241c9dfc85fa5b6a3bb5fe41d18"> 192</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="secp256k1_8c.html#af2027241c9dfc85fa5b6a3bb5fe41d18">secp256k1_ecdsa_signature_load</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__scalar.html">secp256k1_scalar</a>* r, <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a>* s, <span class="keyword">const</span> <a class="code" href="structsecp256k1__ecdsa__signature.html">secp256k1_ecdsa_signature</a>* sig) {</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  (void)<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>;</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordflow">if</span> (<span class="keyword">sizeof</span>(<a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a>) == 32) {</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="comment">/* When the secp256k1_scalar type is exactly 32 byte, use its</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment"> * representation inside secp256k1_ecdsa_signature, as conversion is very fast.</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="comment"> * Note that secp256k1_ecdsa_signature_save must use the same representation. */</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <a class="code" href="glibc__compat_8cpp.html#a0f46826ab0466591e136db24394923cf">memcpy</a>(r, &sig-><a class="code" href="structsecp256k1__ecdsa__signature.html#a80f750e6d473a8d43c77e53757893f15">data</a>[0], 32);</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <a class="code" href="glibc__compat_8cpp.html#a0f46826ab0466591e136db24394923cf">memcpy</a>(s, &sig-><a class="code" href="structsecp256k1__ecdsa__signature.html#a80f750e6d473a8d43c77e53757893f15">data</a>[32], 32);</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(r, &sig-><a class="code" href="structsecp256k1__ecdsa__signature.html#a80f750e6d473a8d43c77e53757893f15">data</a>[0], NULL);</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(s, &sig-><a class="code" href="structsecp256k1__ecdsa__signature.html#a80f750e6d473a8d43c77e53757893f15">data</a>[32], NULL);</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  }</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span> }</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div><div class="line"><a name="l00206"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a94e522f94c4819bebf8e854952eb6a8f"> 206</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="secp256k1_8c.html#a94e522f94c4819bebf8e854952eb6a8f">secp256k1_ecdsa_signature_save</a>(<a class="code" href="structsecp256k1__ecdsa__signature.html">secp256k1_ecdsa_signature</a>* sig, <span class="keyword">const</span> <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a>* r, <span class="keyword">const</span> <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a>* s) {</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordflow">if</span> (<span class="keyword">sizeof</span>(<a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a>) == 32) {</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <a class="code" href="glibc__compat_8cpp.html#a0f46826ab0466591e136db24394923cf">memcpy</a>(&sig-><a class="code" href="structsecp256k1__ecdsa__signature.html#a80f750e6d473a8d43c77e53757893f15">data</a>[0], r, 32);</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <a class="code" href="glibc__compat_8cpp.html#a0f46826ab0466591e136db24394923cf">memcpy</a>(&sig-><a class="code" href="structsecp256k1__ecdsa__signature.html#a80f750e6d473a8d43c77e53757893f15">data</a>[32], s, 32);</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <a class="code" href="scalar_8h.html#a4fa08f8af5a23f505b44c9ef1bec1831">secp256k1_scalar_get_b32</a>(&sig-><a class="code" href="structsecp256k1__ecdsa__signature.html#a80f750e6d473a8d43c77e53757893f15">data</a>[0], r);</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <a class="code" href="scalar_8h.html#a4fa08f8af5a23f505b44c9ef1bec1831">secp256k1_scalar_get_b32</a>(&sig-><a class="code" href="structsecp256k1__ecdsa__signature.html#a80f750e6d473a8d43c77e53757893f15">data</a>[32], s);</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  }</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span> }</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div><div class="line"><a name="l00216"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a7bd08fb7f758494d5011849b6ca0ef13"> 216</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#a7bd08fb7f758494d5011849b6ca0ef13">secp256k1_ecdsa_signature_parse_der</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__ecdsa__signature.html">secp256k1_ecdsa_signature</a>* sig, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input, <span class="keywordtype">size_t</span> inputlen) {</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> r, s;</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span> </div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  (void)<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>;</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(sig != NULL);</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(input != NULL);</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span> </div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordflow">if</span> (<a class="code" href="ecdsa_8h.html#aae25c4b1cdf2ccaddc49b42d43cc82a1">secp256k1_ecdsa_sig_parse</a>(&r, &s, input, inputlen)) {</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <a class="code" href="secp256k1_8c.html#a94e522f94c4819bebf8e854952eb6a8f">secp256k1_ecdsa_signature_save</a>(sig, &r, &s);</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  memset(sig, 0, <span class="keyword">sizeof</span>(*sig));</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  }</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> }</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div><div class="line"><a name="l00232"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a933083356e7171e174bc958b8233f758"> 232</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#a933083356e7171e174bc958b8233f758">secp256k1_ecdsa_signature_parse_compact</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__ecdsa__signature.html">secp256k1_ecdsa_signature</a>* sig, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input64) {</div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> r, s;</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordtype">int</span> ret = 1;</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordtype">int</span> overflow = 0;</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span> </div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  (void)<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>;</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(sig != NULL);</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(input64 != NULL);</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span> </div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&r, &input64[0], &overflow);</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  ret &= !overflow;</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&s, &input64[32], &overflow);</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  ret &= !overflow;</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keywordflow">if</span> (ret) {</div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <a class="code" href="secp256k1_8c.html#a94e522f94c4819bebf8e854952eb6a8f">secp256k1_ecdsa_signature_save</a>(sig, &r, &s);</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  memset(sig, 0, <span class="keyword">sizeof</span>(*sig));</div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  }</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span> }</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div><div class="line"><a name="l00253"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a3f1fbd9cfe9bd6b6303bdd8f6c0687ba"> 253</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#a3f1fbd9cfe9bd6b6303bdd8f6c0687ba">secp256k1_ecdsa_signature_serialize_der</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> *output, <span class="keywordtype">size_t</span> *outputlen, <span class="keyword">const</span> <a class="code" href="structsecp256k1__ecdsa__signature.html">secp256k1_ecdsa_signature</a>* sig) {</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> r, s;</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  (void)<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>;</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(output != NULL);</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(outputlen != NULL);</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(sig != NULL);</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> </div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <a class="code" href="secp256k1_8c.html#af2027241c9dfc85fa5b6a3bb5fe41d18">secp256k1_ecdsa_signature_load</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &r, &s, sig);</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">return</span> <a class="code" href="ecdsa_8h.html#a313b6733f5b079162fa15332d4b2ef36">secp256k1_ecdsa_sig_serialize</a>(output, outputlen, &r, &s);</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span> }</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div><div class="line"><a name="l00265"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#ac369bdcc5f8d5ced129e84895bf739db"> 265</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#ac369bdcc5f8d5ced129e84895bf739db">secp256k1_ecdsa_signature_serialize_compact</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> *output64, <span class="keyword">const</span> <a class="code" href="structsecp256k1__ecdsa__signature.html">secp256k1_ecdsa_signature</a>* sig) {</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> r, s;</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span> </div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  (void)<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>;</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(output64 != NULL);</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(sig != NULL);</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span> </div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <a class="code" href="secp256k1_8c.html#af2027241c9dfc85fa5b6a3bb5fe41d18">secp256k1_ecdsa_signature_load</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &r, &s, sig);</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <a class="code" href="scalar_8h.html#a4fa08f8af5a23f505b44c9ef1bec1831">secp256k1_scalar_get_b32</a>(&output64[0], &r);</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <a class="code" href="scalar_8h.html#a4fa08f8af5a23f505b44c9ef1bec1831">secp256k1_scalar_get_b32</a>(&output64[32], &s);</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span> }</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span> </div><div class="line"><a name="l00278"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a6ebd89d119f3da65e165947573ebd3ce"> 278</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#a6ebd89d119f3da65e165947573ebd3ce">secp256k1_ecdsa_signature_normalize</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__ecdsa__signature.html">secp256k1_ecdsa_signature</a> *sigout, <span class="keyword">const</span> <a class="code" href="structsecp256k1__ecdsa__signature.html">secp256k1_ecdsa_signature</a> *sigin) {</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> r, s;</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordtype">int</span> ret = 0;</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span> </div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <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="l00283"></a><span class="lineno"> 283</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(sigin != NULL);</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span> </div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <a class="code" href="secp256k1_8c.html#af2027241c9dfc85fa5b6a3bb5fe41d18">secp256k1_ecdsa_signature_load</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &r, &s, sigin);</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  ret = <a class="code" href="scalar_8h.html#aab66620cbbe49bec3c7c02f4a1219c05">secp256k1_scalar_is_high</a>(&s);</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">if</span> (sigout != NULL) {</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keywordflow">if</span> (ret) {</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <a class="code" href="scalar_8h.html#aa3f1c1d4536adf835ee256878c222968">secp256k1_scalar_negate</a>(&s, &s);</div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  }</div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <a class="code" href="secp256k1_8c.html#a94e522f94c4819bebf8e854952eb6a8f">secp256k1_ecdsa_signature_save</a>(sigout, &r, &s);</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  }</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span> </div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span> }</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span> </div><div class="line"><a name="l00297"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#aef3f50927cd80005b797fa234338db73"> 297</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#aef3f50927cd80005b797fa234338db73">secp256k1_ecdsa_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> <a class="code" href="structsecp256k1__ecdsa__signature.html">secp256k1_ecdsa_signature</a> *sig, <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="l00298"></a><span class="lineno"> 298</span>  <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> q;</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> r, s;</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>;</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <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="l00302"></a><span class="lineno"> 302</span>  <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>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>));</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(msg32 != NULL);</div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(sig != NULL);</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(pubkey != NULL);</div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span> </div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&<a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>, msg32, NULL);</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <a class="code" href="secp256k1_8c.html#af2027241c9dfc85fa5b6a3bb5fe41d18">secp256k1_ecdsa_signature_load</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &r, &s, sig);</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordflow">return</span> (!<a class="code" href="scalar_8h.html#aab66620cbbe49bec3c7c02f4a1219c05">secp256k1_scalar_is_high</a>(&s) &&</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <a class="code" href="secp256k1_8c.html#a9966ec041e71010d1593ae2211ffb843">secp256k1_pubkey_load</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &q, pubkey) &&</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <a class="code" href="ecdsa_8h.html#a6e24b57323f9c38b266c5e28b60c92bd">secp256k1_ecdsa_sig_verify</a>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>, &r, &s, &q, &<a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>));</div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span> }</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span> </div><div class="line"><a name="l00314"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#aaeed37b3a1d669fc6031755d37a5b2c4"> 314</a></span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#aaeed37b3a1d669fc6031755d37a5b2c4">nonce_function_rfc6979</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *nonce32, <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> *key32, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *algo16, <span class="keywordtype">void</span> *<a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> counter) {</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> keydata[112];</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordtype">int</span> keylen = 64;</div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <a class="code" href="structsecp256k1__rfc6979__hmac__sha256__t.html">secp256k1_rfc6979_hmac_sha256_t</a> rng;</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i;</div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="comment">/* We feed a byte array to the PRNG as input, consisting of:</span></div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="comment"> * - the private key (32 bytes) and message (32 bytes), see RFC 6979 3.2d.</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="comment"> * - optionally 32 extra bytes of data, see RFC 6979 3.6 Additional Data.</span></div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span> <span class="comment"> * - optionally 16 extra bytes with the algorithm name.</span></div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span> <span class="comment"> * Because the arguments have distinct fixed lengths it is not possible for</span></div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span> <span class="comment"> * different argument mixtures to emulate each other and result in the same</span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span> <span class="comment"> * nonces.</span></div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="comment"> */</span></div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <a class="code" href="glibc__compat_8cpp.html#a0f46826ab0466591e136db24394923cf">memcpy</a>(keydata, key32, 32);</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <a class="code" href="glibc__compat_8cpp.html#a0f46826ab0466591e136db24394923cf">memcpy</a>(keydata + 32, msg32, 32);</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">if</span> (<a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a> != NULL) {</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <a class="code" href="glibc__compat_8cpp.html#a0f46826ab0466591e136db24394923cf">memcpy</a>(keydata + 64, <a class="code" href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">data</a>, 32);</div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  keylen = 96;</div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  }</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keywordflow">if</span> (algo16 != NULL) {</div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <a class="code" href="glibc__compat_8cpp.html#a0f46826ab0466591e136db24394923cf">memcpy</a>(keydata + keylen, algo16, 16);</div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  keylen += 16;</div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  }</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <a class="code" href="secp256k1_2src_2hash_8h.html#a9dd561651b3373fe94e80295dfdd43a7">secp256k1_rfc6979_hmac_sha256_initialize</a>(&rng, keydata, keylen);</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  memset(keydata, 0, <span class="keyword">sizeof</span>(keydata));</div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordflow">for</span> (i = 0; i <= counter; i++) {</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <a class="code" href="secp256k1_2src_2hash_8h.html#a993c3261472ef00e4738e0fe7a99b7cb">secp256k1_rfc6979_hmac_sha256_generate</a>(&rng, nonce32, 32);</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  }</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <a class="code" href="secp256k1_2src_2hash_8h.html#a27832ea2666bbf9e5c7a18559660e9da">secp256k1_rfc6979_hmac_sha256_finalize</a>(&rng);</div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span> }</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span> </div><div class="line"><a name="l00346"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a2ac052a733aac60ef5c19f1f79e3c1dd"> 346</a></span> <span class="keyword">const</span> <a class="code" href="secp256k1_8h.html#a539882fd91bff672712fa19a4cfaeb98">secp256k1_nonce_function</a> <a class="code" href="secp256k1_8c.html#a2ac052a733aac60ef5c19f1f79e3c1dd">secp256k1_nonce_function_rfc6979</a> = <a class="code" href="secp256k1_8c.html#aaeed37b3a1d669fc6031755d37a5b2c4">nonce_function_rfc6979</a>;</div><div class="line"><a name="l00347"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a28fc3fe2c4a63199be2fea7303f012a0"> 347</a></span> <span class="keyword">const</span> <a class="code" href="secp256k1_8h.html#a539882fd91bff672712fa19a4cfaeb98">secp256k1_nonce_function</a> <a class="code" href="secp256k1_8c.html#a28fc3fe2c4a63199be2fea7303f012a0">secp256k1_nonce_function_default</a> = <a class="code" href="secp256k1_8c.html#aaeed37b3a1d669fc6031755d37a5b2c4">nonce_function_rfc6979</a>;</div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span> </div><div class="line"><a name="l00349"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#ad33367933638f0bda3387c76867df7d5"> 349</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#ad33367933638f0bda3387c76867df7d5">secp256k1_ecdsa_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>, <a class="code" href="structsecp256k1__ecdsa__signature.html">secp256k1_ecdsa_signature</a> *signature, <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="l00350"></a><span class="lineno"> 350</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> r, s;</div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> sec, non, <a class="code" href="namespacezmq__sub.html#ab82b53c595929ff5ab2d30ec91fd539a">msg</a>;</div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keywordtype">int</span> ret = 0;</div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keywordtype">int</span> overflow = 0;</div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <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="l00355"></a><span class="lineno"> 355</span>  <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>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>));</div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(msg32 != NULL);</div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(signature != NULL);</div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(seckey != NULL);</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordflow">if</span> (noncefp == NULL) {</div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  noncefp = <a class="code" href="secp256k1_8c.html#a28fc3fe2c4a63199be2fea7303f012a0">secp256k1_nonce_function_default</a>;</div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  }</div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span> </div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&sec, seckey, &overflow);</div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="comment">/* Fail if the secret key is invalid. */</span></div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <span class="keywordflow">if</span> (!overflow && !<a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(&sec)) {</div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <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="l00367"></a><span class="lineno"> 367</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&<a class="code" href="namespacezmq__sub.html#ab82b53c595929ff5ab2d30ec91fd539a">msg</a>, msg32, NULL);</div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keywordflow">while</span> (1) {</div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> nonce32[32];</div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  ret = noncefp(nonce32, msg32, seckey, NULL, (<span class="keywordtype">void</span>*)noncedata, <a class="code" href="tests_8c.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a>);</div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordflow">if</span> (!ret) {</div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  }</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&non, nonce32, &overflow);</div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  memset(nonce32, 0, 32);</div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordflow">if</span> (!overflow && !<a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(&non)) {</div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keywordflow">if</span> (<a class="code" href="ecdsa_8h.html#a5bf6905e00ae8571465a52e3165c6e6e">secp256k1_ecdsa_sig_sign</a>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>, &r, &s, &sec, &<a class="code" href="namespacezmq__sub.html#ab82b53c595929ff5ab2d30ec91fd539a">msg</a>, &non, NULL)) {</div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  }</div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  }</div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <a class="code" href="tests_8c.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a>++;</div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  }</div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&<a class="code" href="namespacezmq__sub.html#ab82b53c595929ff5ab2d30ec91fd539a">msg</a>);</div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&non);</div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&sec);</div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  }</div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordflow">if</span> (ret) {</div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <a class="code" href="secp256k1_8c.html#a94e522f94c4819bebf8e854952eb6a8f">secp256k1_ecdsa_signature_save</a>(signature, &r, &s);</div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  memset(signature, 0, <span class="keyword">sizeof</span>(*signature));</div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  }</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span> }</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span> </div><div class="line"><a name="l00395"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a6015346bdaee22c65e5ebca71693d9b1"> 395</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#a6015346bdaee22c65e5ebca71693d9b1">secp256k1_ec_seckey_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> *seckey) {</div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> sec;</div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordtype">int</span> ret;</div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="keywordtype">int</span> overflow;</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <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="l00400"></a><span class="lineno"> 400</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(seckey != NULL);</div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  (void)<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>;</div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span> </div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&sec, seckey, &overflow);</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  ret = !overflow && !<a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(&sec);</div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&sec);</div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span> }</div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span> </div><div class="line"><a name="l00409"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#ac5806cffd3278e64f863027eaa8e1284"> 409</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#ac5806cffd3278e64f863027eaa8e1284">secp256k1_ec_pubkey_create</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> *seckey) {</div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <a class="code" href="structsecp256k1__gej.html">secp256k1_gej</a> pj;</div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> <a class="code" href="namespacerpc-tests.html#a5634cc986fc764eff8c617f53bf2e8dc">p</a>;</div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> sec;</div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keywordtype">int</span> overflow;</div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="keywordtype">int</span> ret = 0;</div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <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="l00416"></a><span class="lineno"> 416</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(pubkey != NULL);</div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  memset(pubkey, 0, <span class="keyword">sizeof</span>(*pubkey));</div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <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>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>));</div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(seckey != NULL);</div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span> </div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&sec, seckey, &overflow);</div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  ret = (!overflow) & (!<a class="code" href="scalar_8h.html#a3f0ac84fe49a1c1f51212582a2c149d4">secp256k1_scalar_is_zero</a>(&sec));</div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keywordflow">if</span> (ret) {</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <a class="code" href="ecmult__gen_8h.html#a5ed744c720cbb0a397c8d4c42c637f24">secp256k1_ecmult_gen</a>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>, &pj, &sec);</div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <a class="code" href="group_8h.html#aa511eebf8cd7419763f06555ed4fb62d">secp256k1_ge_set_gej</a>(&<a class="code" href="namespacerpc-tests.html#a5634cc986fc764eff8c617f53bf2e8dc">p</a>, &pj);</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <a class="code" href="secp256k1_8c.html#aa061c9c5c861017bef990e5c4653e0f4">secp256k1_pubkey_save</a>(pubkey, &<a class="code" href="namespacerpc-tests.html#a5634cc986fc764eff8c617f53bf2e8dc">p</a>);</div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  }</div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&sec);</div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span> }</div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span> </div><div class="line"><a name="l00432"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a0473f3a4e2e7f8a1b91d1925bcf7a1b5"> 432</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#a0473f3a4e2e7f8a1b91d1925bcf7a1b5">secp256k1_ec_privkey_tweak_add</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> *seckey, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *tweak) {</div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> term;</div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> sec;</div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordtype">int</span> ret = 0;</div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  <span class="keywordtype">int</span> overflow = 0;</div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <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="l00438"></a><span class="lineno"> 438</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(seckey != NULL);</div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(tweak != NULL);</div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  (void)<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>;</div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span> </div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&term, tweak, &overflow);</div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&sec, seckey, NULL);</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span> </div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  ret = !overflow && <a class="code" href="eckey_8h.html#a1e0abdeb32c835f0ed6f73b8eed56019">secp256k1_eckey_privkey_tweak_add</a>(&sec, &term);</div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  memset(seckey, 0, 32);</div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="keywordflow">if</span> (ret) {</div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <a class="code" href="scalar_8h.html#a4fa08f8af5a23f505b44c9ef1bec1831">secp256k1_scalar_get_b32</a>(seckey, &sec);</div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  }</div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span> </div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&sec);</div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&term);</div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span> }</div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span> </div><div class="line"><a name="l00456"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#ae298cd31c7f5f3e12a1adb27c4831c68"> 456</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#ae298cd31c7f5f3e12a1adb27c4831c68">secp256k1_ec_pubkey_tweak_add</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> *tweak) {</div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> <a class="code" href="namespacerpc-tests.html#a5634cc986fc764eff8c617f53bf2e8dc">p</a>;</div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> term;</div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="keywordtype">int</span> ret = 0;</div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="keywordtype">int</span> overflow = 0;</div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <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="l00462"></a><span class="lineno"> 462</span>  <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>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>));</div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(pubkey != NULL);</div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(tweak != NULL);</div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span> </div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&term, tweak, &overflow);</div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  ret = !overflow && <a class="code" href="secp256k1_8c.html#a9966ec041e71010d1593ae2211ffb843">secp256k1_pubkey_load</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &<a class="code" href="namespacerpc-tests.html#a5634cc986fc764eff8c617f53bf2e8dc">p</a>, pubkey);</div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  memset(pubkey, 0, <span class="keyword">sizeof</span>(*pubkey));</div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="keywordflow">if</span> (ret) {</div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="keywordflow">if</span> (<a class="code" href="eckey_8h.html#a62b92feda0e18c392cb4efdc4036772f">secp256k1_eckey_pubkey_tweak_add</a>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>, &<a class="code" href="namespacerpc-tests.html#a5634cc986fc764eff8c617f53bf2e8dc">p</a>, &term)) {</div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <a class="code" href="secp256k1_8c.html#aa061c9c5c861017bef990e5c4653e0f4">secp256k1_pubkey_save</a>(pubkey, &<a class="code" href="namespacerpc-tests.html#a5634cc986fc764eff8c617f53bf2e8dc">p</a>);</div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  ret = 0;</div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  }</div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  }</div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span> </div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span> }</div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span> </div><div class="line"><a name="l00480"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#ae7185df9e614559d35394a8a195b78c6"> 480</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#ae7185df9e614559d35394a8a195b78c6">secp256k1_ec_privkey_tweak_mul</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> *seckey, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *tweak) {</div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> factor;</div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> sec;</div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="keywordtype">int</span> ret = 0;</div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keywordtype">int</span> overflow = 0;</div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  <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="l00486"></a><span class="lineno"> 486</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(seckey != NULL);</div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(tweak != NULL);</div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  (void)<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>;</div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span> </div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&factor, tweak, &overflow);</div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&sec, seckey, NULL);</div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  ret = !overflow && <a class="code" href="eckey_8h.html#a44d6fea032144d033d49fd5c19f51a95">secp256k1_eckey_privkey_tweak_mul</a>(&sec, &factor);</div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  memset(seckey, 0, 32);</div><div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <span class="keywordflow">if</span> (ret) {</div><div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <a class="code" href="scalar_8h.html#a4fa08f8af5a23f505b44c9ef1bec1831">secp256k1_scalar_get_b32</a>(seckey, &sec);</div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  }</div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span> </div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&sec);</div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <a class="code" href="scalar_8h.html#ad8fb9bc2a828903963bf37806d8edd11">secp256k1_scalar_clear</a>(&factor);</div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00501"></a><span class="lineno"> 501</span> }</div><div class="line"><a name="l00502"></a><span class="lineno"> 502</span> </div><div class="line"><a name="l00503"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a6d391761d8c1cb4875d6d0b348d31cec"> 503</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#a6d391761d8c1cb4875d6d0b348d31cec">secp256k1_ec_pubkey_tweak_mul</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> *tweak) {</div><div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> <a class="code" href="namespacerpc-tests.html#a5634cc986fc764eff8c617f53bf2e8dc">p</a>;</div><div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  <a class="code" href="structsecp256k1__scalar.html">secp256k1_scalar</a> factor;</div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  <span class="keywordtype">int</span> ret = 0;</div><div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  <span class="keywordtype">int</span> overflow = 0;</div><div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <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="l00509"></a><span class="lineno"> 509</span>  <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>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>));</div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(pubkey != NULL);</div><div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(tweak != NULL);</div><div class="line"><a name="l00512"></a><span class="lineno"> 512</span> </div><div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  <a class="code" href="scalar_8h.html#a25cc2d45ae1d1765d07c3313cdf46fa0">secp256k1_scalar_set_b32</a>(&factor, tweak, &overflow);</div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  ret = !overflow && <a class="code" href="secp256k1_8c.html#a9966ec041e71010d1593ae2211ffb843">secp256k1_pubkey_load</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &<a class="code" href="namespacerpc-tests.html#a5634cc986fc764eff8c617f53bf2e8dc">p</a>, pubkey);</div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  memset(pubkey, 0, <span class="keyword">sizeof</span>(*pubkey));</div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  <span class="keywordflow">if</span> (ret) {</div><div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <span class="keywordflow">if</span> (<a class="code" href="eckey_8h.html#a00b21d4a9893fc7446668279a9f94ceb">secp256k1_eckey_pubkey_tweak_mul</a>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#ab6a825dd98cab724df0f0060cf515eab">ecmult_ctx</a>, &<a class="code" href="namespacerpc-tests.html#a5634cc986fc764eff8c617f53bf2e8dc">p</a>, &factor)) {</div><div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  <a class="code" href="secp256k1_8c.html#aa061c9c5c861017bef990e5c4653e0f4">secp256k1_pubkey_save</a>(pubkey, &<a class="code" href="namespacerpc-tests.html#a5634cc986fc764eff8c617f53bf2e8dc">p</a>);</div><div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  ret = 0;</div><div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  }</div><div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  }</div><div class="line"><a name="l00523"></a><span class="lineno"> 523</span> </div><div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00525"></a><span class="lineno"> 525</span> }</div><div class="line"><a name="l00526"></a><span class="lineno"> 526</span> </div><div class="line"><a name="l00527"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#aba25f5f986a05a1cd06f5452b26ff868"> 527</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#aba25f5f986a05a1cd06f5452b26ff868">secp256k1_context_randomize</a>(<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> *seed32) {</div><div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  <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="l00529"></a><span class="lineno"> 529</span>  <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>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>));</div><div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  <a class="code" href="ecmult__gen_8h.html#a7e41f045cb4901a4eba781966fa35abd">secp256k1_ecmult_gen_blind</a>(&<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>-><a class="code" href="structsecp256k1__context__struct.html#aacc2071a68f9c5a6c05eb783f523b9eb">ecmult_gen_ctx</a>, seed32);</div><div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00532"></a><span class="lineno"> 532</span> }</div><div class="line"><a name="l00533"></a><span class="lineno"> 533</span> </div><div class="line"><a name="l00534"></a><span class="lineno"><a class="line" href="secp256k1_8c.html#a92498665c38198fc1943e463c017c140"> 534</a></span> <span class="keywordtype">int</span> <a class="code" href="secp256k1_8c.html#a92498665c38198fc1943e463c017c140">secp256k1_ec_pubkey_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>, <a class="code" href="structsecp256k1__pubkey.html">secp256k1_pubkey</a> *pubnonce, <span class="keyword">const</span> <a class="code" href="structsecp256k1__pubkey.html">secp256k1_pubkey</a> * <span class="keyword">const</span> *pubnonces, <span class="keywordtype">size_t</span> <a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a>) {</div><div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  <span class="keywordtype">size_t</span> i;</div><div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  <a class="code" href="structsecp256k1__gej.html">secp256k1_gej</a> Qj;</div><div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <a class="code" href="structsecp256k1__ge.html">secp256k1_ge</a> Q;</div><div class="line"><a name="l00538"></a><span class="lineno"> 538</span> </div><div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(pubnonce != NULL);</div><div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  memset(pubnonce, 0, <span class="keyword">sizeof</span>(*pubnonce));</div><div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(<a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a> >= 1);</div><div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  <a class="code" href="secp256k1_8c.html#a6e1f88c6ce07376501097b42a2b40727">ARG_CHECK</a>(pubnonces != NULL);</div><div class="line"><a name="l00543"></a><span class="lineno"> 543</span> </div><div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  <a class="code" href="group_8h.html#a2c6b24a2db08260d89e891eab7035b2c">secp256k1_gej_set_infinity</a>(&Qj);</div><div class="line"><a name="l00545"></a><span class="lineno"> 545</span> </div><div class="line"><a name="l00546"></a><span class="lineno"> 546</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="l00547"></a><span class="lineno"> 547</span>  <a class="code" href="secp256k1_8c.html#a9966ec041e71010d1593ae2211ffb843">secp256k1_pubkey_load</a>(<a class="code" href="tests_8c.html#a06a3e29ada83211a695a49e8f7405842">ctx</a>, &Q, pubnonces[i]);</div><div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  <a class="code" href="group_8h.html#a586b55d5921edcd68799f584c0a3c58d">secp256k1_gej_add_ge</a>(&Qj, &Qj, &Q);</div><div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  }</div><div class="line"><a name="l00550"></a><span class="lineno"> 550</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="l00551"></a><span class="lineno"> 551</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  }</div><div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  <a class="code" href="group_8h.html#aa511eebf8cd7419763f06555ed4fb62d">secp256k1_ge_set_gej</a>(&Q, &Qj);</div><div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  <a class="code" href="secp256k1_8c.html#aa061c9c5c861017bef990e5c4653e0f4">secp256k1_pubkey_save</a>(pubnonce, &Q);</div><div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00556"></a><span class="lineno"> 556</span> }</div><div class="line"><a name="l00557"></a><span class="lineno"> 557</span> </div><div class="line"><a name="l00558"></a><span class="lineno"> 558</span> <span class="preprocessor">#ifdef ENABLE_MODULE_ECDH</span></div><div class="line"><a name="l00559"></a><span class="lineno"> 559</span> <span class="preprocessor"># include "<a class="code" href="ecdh_2main__impl_8h.html">modules/ecdh/main_impl.h</a>"</span></div><div class="line"><a name="l00560"></a><span class="lineno"> 560</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00561"></a><span class="lineno"> 561</span> </div><div class="line"><a name="l00562"></a><span class="lineno"> 562</span> <span class="preprocessor">#ifdef ENABLE_MODULE_SCHNORR</span></div><div class="line"><a name="l00563"></a><span class="lineno"> 563</span> <span class="preprocessor"># include "<a class="code" href="schnorr_2main__impl_8h.html">modules/schnorr/main_impl.h</a>"</span></div><div class="line"><a name="l00564"></a><span class="lineno"> 564</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00565"></a><span class="lineno"> 565</span> </div><div class="line"><a name="l00566"></a><span class="lineno"> 566</span> <span class="preprocessor">#ifdef ENABLE_MODULE_RECOVERY</span></div><div class="line"><a name="l00567"></a><span class="lineno"> 567</span> <span class="preprocessor"># include "<a class="code" href="recovery_2main__impl_8h.html">modules/recovery/main_impl.h</a>"</span></div><div class="line"><a name="l00568"></a><span class="lineno"> 568</span> <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>
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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="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>
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<div class="ttc" id="secp256k1_8c_html_aa6e98398cd5dd5398aab826a8d3bc740"><div class="ttname"><a href="secp256k1_8c.html#aa6e98398cd5dd5398aab826a8d3bc740">default_error_callback_fn</a></div><div class="ttdeci">static void default_error_callback_fn(const char *str, void *data)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00041">secp256k1.c:41</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_a3f1fbd9cfe9bd6b6303bdd8f6c0687ba"><div class="ttname"><a href="secp256k1_8c.html#a3f1fbd9cfe9bd6b6303bdd8f6c0687ba">secp256k1_ecdsa_signature_serialize_der</a></div><div class="ttdeci">int secp256k1_ecdsa_signature_serialize_der(const secp256k1_context *ctx, unsigned char *output, size_t *outputlen, const secp256k1_ecdsa_signature *sig)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00253">secp256k1.c:253</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="field_8h_html_a619ec4805df6cc54d70e6682ceebd098"><div class="ttname"><a href="field_8h.html#a619ec4805df6cc54d70e6682ceebd098">secp256k1_fe_is_zero</a></div><div class="ttdeci">static int secp256k1_fe_is_zero(const secp256k1_fe *a)</div></div>
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<div class="ttc" id="secp256k1_8c_html_afa49ffaa7c5709207930319e21185392"><div class="ttname"><a href="secp256k1_8c.html#afa49ffaa7c5709207930319e21185392">default_illegal_callback</a></div><div class="ttdeci">static const secp256k1_callback default_illegal_callback</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00036">secp256k1.c:36</a></div></div>
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<div class="ttc" id="num__impl_8h_html"><div class="ttname"><a href="num__impl_8h.html">num_impl.h</a></div></div>
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<div class="ttc" id="hash__impl_8h_html"><div class="ttname"><a href="hash__impl_8h.html">hash_impl.h</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="ecmult__gen_8h_html_aab03a4f94d775718656aabc6b14cfbee"><div class="ttname"><a href="ecmult__gen_8h.html#aab03a4f94d775718656aabc6b14cfbee">secp256k1_ecmult_gen_context_clone</a></div><div class="ttdeci">static void secp256k1_ecmult_gen_context_clone(secp256k1_ecmult_gen_context *dst, const secp256k1_ecmult_gen_context *src, const secp256k1_callback *cb)</div></div>
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<div class="ttc" id="secp256k1_2src_2hash_8h_html_a9dd561651b3373fe94e80295dfdd43a7"><div class="ttname"><a href="secp256k1_2src_2hash_8h.html#a9dd561651b3373fe94e80295dfdd43a7">secp256k1_rfc6979_hmac_sha256_initialize</a></div><div class="ttdeci">static void secp256k1_rfc6979_hmac_sha256_initialize(secp256k1_rfc6979_hmac_sha256_t *rng, const unsigned char *key, size_t keylen)</div></div>
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<div class="ttc" id="ecdsa_8h_html_a5bf6905e00ae8571465a52e3165c6e6e"><div class="ttname"><a href="ecdsa_8h.html#a5bf6905e00ae8571465a52e3165c6e6e">secp256k1_ecdsa_sig_sign</a></div><div class="ttdeci">static int secp256k1_ecdsa_sig_sign(const secp256k1_ecmult_gen_context *ctx, secp256k1_scalar *r, secp256k1_scalar *s, const secp256k1_scalar *seckey, const secp256k1_scalar *message, const secp256k1_scalar *nonce, int *recid)</div></div>
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<div class="ttc" id="eckey_8h_html_a44d6fea032144d033d49fd5c19f51a95"><div class="ttname"><a href="eckey_8h.html#a44d6fea032144d033d49fd5c19f51a95">secp256k1_eckey_privkey_tweak_mul</a></div><div class="ttdeci">static int secp256k1_eckey_privkey_tweak_mul(secp256k1_scalar *key, const secp256k1_scalar *tweak)</div></div>
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<div class="ttc" id="secp256k1_8c_html_aaeed37b3a1d669fc6031755d37a5b2c4"><div class="ttname"><a href="secp256k1_8c.html#aaeed37b3a1d669fc6031755d37a5b2c4">nonce_function_rfc6979</a></div><div class="ttdeci">static int nonce_function_rfc6979(unsigned char *nonce32, const unsigned char *msg32, const unsigned char *key32, const unsigned char *algo16, void *data, unsigned int counter)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00314">secp256k1.c:314</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_a3b0440ba2ccd06e9262b94b41b680df1"><div class="ttname"><a href="secp256k1_8c.html#a3b0440ba2ccd06e9262b94b41b680df1">secp256k1_ec_pubkey_serialize</a></div><div class="ttdeci">int secp256k1_ec_pubkey_serialize(const secp256k1_context *ctx, unsigned char *output, size_t *outputlen, const secp256k1_pubkey *pubkey, unsigned int flags)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00168">secp256k1.c:168</a></div></div>
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<div class="ttc" id="structsecp256k1__ecdsa__signature_html_a80f750e6d473a8d43c77e53757893f15"><div class="ttname"><a href="structsecp256k1__ecdsa__signature.html#a80f750e6d473a8d43c77e53757893f15">secp256k1_ecdsa_signature::data</a></div><div class="ttdeci">unsigned char data[64]</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8h_source.html#l00073">secp256k1.h:73</a></div></div>
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<div class="ttc" id="ecdsa_8h_html_aae25c4b1cdf2ccaddc49b42d43cc82a1"><div class="ttname"><a href="ecdsa_8h.html#aae25c4b1cdf2ccaddc49b42d43cc82a1">secp256k1_ecdsa_sig_parse</a></div><div class="ttdeci">static int secp256k1_ecdsa_sig_parse(secp256k1_scalar *r, secp256k1_scalar *s, const unsigned char *sig, size_t size)</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="eckey__impl_8h_html"><div class="ttname"><a href="eckey__impl_8h.html">eckey_impl.h</a></div></div>
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<div class="ttc" id="ecmult__gen_8h_html_a7e41f045cb4901a4eba781966fa35abd"><div class="ttname"><a href="ecmult__gen_8h.html#a7e41f045cb4901a4eba781966fa35abd">secp256k1_ecmult_gen_blind</a></div><div class="ttdeci">static void secp256k1_ecmult_gen_blind(secp256k1_ecmult_gen_context *ctx, const unsigned char *seed32)</div></div>
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<div class="ttc" id="eckey_8h_html_ae1f52342d70928f16c8e606da59e6aa6"><div class="ttname"><a href="eckey_8h.html#ae1f52342d70928f16c8e606da59e6aa6">secp256k1_eckey_pubkey_serialize</a></div><div class="ttdeci">static int secp256k1_eckey_pubkey_serialize(secp256k1_ge *elem, unsigned char *pub, size_t *size, int compressed)</div></div>
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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="secp256k1_8c_html_a7bd08fb7f758494d5011849b6ca0ef13"><div class="ttname"><a href="secp256k1_8c.html#a7bd08fb7f758494d5011849b6ca0ef13">secp256k1_ecdsa_signature_parse_der</a></div><div class="ttdeci">int secp256k1_ecdsa_signature_parse_der(const secp256k1_context *ctx, secp256k1_ecdsa_signature *sig, const unsigned char *input, size_t inputlen)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00216">secp256k1.c:216</a></div></div>
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<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>
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<div class="ttc" id="dash-tx_8cpp_html_ac8bf36fe0577cba66bccda3a6f7e80a4"><div class="ttname"><a href="dash-tx_8cpp.html#ac8bf36fe0577cba66bccda3a6f7e80a4">flags</a></div><div class="ttdeci">int flags</div><div class="ttdef"><b>Definition:</b> <a href="dash-tx_8cpp_source.html#l00326">dash-tx.cpp:326</a></div></div>
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<div class="ttc" id="structsecp256k1__rfc6979__hmac__sha256__t_html"><div class="ttname"><a href="structsecp256k1__rfc6979__hmac__sha256__t.html">secp256k1_rfc6979_hmac_sha256_t</a></div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_2src_2hash_8h_source.html#l00031">hash.h:31</a></div></div>
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<div class="ttc" id="secp256k1_2src_2hash_8h_html_a993c3261472ef00e4738e0fe7a99b7cb"><div class="ttname"><a href="secp256k1_2src_2hash_8h.html#a993c3261472ef00e4738e0fe7a99b7cb">secp256k1_rfc6979_hmac_sha256_generate</a></div><div class="ttdeci">static void secp256k1_rfc6979_hmac_sha256_generate(secp256k1_rfc6979_hmac_sha256_t *rng, unsigned char *out, size_t outlen)</div></div>
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<div class="ttc" id="secp256k1_8c_html_a6015346bdaee22c65e5ebca71693d9b1"><div class="ttname"><a href="secp256k1_8c.html#a6015346bdaee22c65e5ebca71693d9b1">secp256k1_ec_seckey_verify</a></div><div class="ttdeci">int secp256k1_ec_seckey_verify(const secp256k1_context *ctx, const unsigned char *seckey)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00395">secp256k1.c:395</a></div></div>
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<div class="ttc" id="structsecp256k1__callback_html_ab53dda8f586b668b302a0955de4de44c"><div class="ttname"><a href="structsecp256k1__callback.html#ab53dda8f586b668b302a0955de4de44c">secp256k1_callback::fn</a></div><div class="ttdeci">void(* fn)(const char *text, void *data)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_2src_2util_8h_source.html#l00019">util.h:19</a></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="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>
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<div class="ttc" id="eckey_8h_html_a62b92feda0e18c392cb4efdc4036772f"><div class="ttname"><a href="eckey_8h.html#a62b92feda0e18c392cb4efdc4036772f">secp256k1_eckey_pubkey_tweak_add</a></div><div class="ttdeci">static int secp256k1_eckey_pubkey_tweak_add(const secp256k1_ecmult_context *ctx, secp256k1_ge *key, const secp256k1_scalar *tweak)</div></div>
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<div class="ttc" id="ecmult__gen_8h_html_afaf90b2a6554053187cdc89df0dafd21"><div class="ttname"><a href="ecmult__gen_8h.html#afaf90b2a6554053187cdc89df0dafd21">secp256k1_ecmult_gen_context_build</a></div><div class="ttdeci">static void secp256k1_ecmult_gen_context_build(secp256k1_ecmult_gen_context *ctx, const secp256k1_callback *cb)</div></div>
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<div class="ttc" id="secp256k1_8c_html_a792961430f27e8b9178105a7ec023019"><div class="ttname"><a href="secp256k1_8c.html#a792961430f27e8b9178105a7ec023019">default_error_callback</a></div><div class="ttdeci">static const secp256k1_callback default_error_callback</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00047">secp256k1.c:47</a></div></div>
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<div class="ttc" id="ecmult__gen_8h_html_a2832f924fc8c5c9d0540d808ccdd7072"><div class="ttname"><a href="ecmult__gen_8h.html#a2832f924fc8c5c9d0540d808ccdd7072">secp256k1_ecmult_gen_context_clear</a></div><div class="ttdeci">static void secp256k1_ecmult_gen_context_clear(secp256k1_ecmult_gen_context *ctx)</div></div>
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<div class="ttc" id="secp256k1_8c_html_a94e522f94c4819bebf8e854952eb6a8f"><div class="ttname"><a href="secp256k1_8c.html#a94e522f94c4819bebf8e854952eb6a8f">secp256k1_ecdsa_signature_save</a></div><div class="ttdeci">static void secp256k1_ecdsa_signature_save(secp256k1_ecdsa_signature *sig, const secp256k1_scalar *r, const secp256k1_scalar *s)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00206">secp256k1.c:206</a></div></div>
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<div class="ttc" id="secp256k1_8h_html_ad96f13de52c4c94f5d11d53fd04c529f"><div class="ttname"><a href="secp256k1_8h.html#ad96f13de52c4c94f5d11d53fd04c529f">SECP256K1_FLAGS_TYPE_CONTEXT</a></div><div class="ttdeci">#define SECP256K1_FLAGS_TYPE_CONTEXT</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8h_source.html#l00152">secp256k1.h:152</a></div></div>
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<div class="ttc" id="group_8h_html_a2c6b24a2db08260d89e891eab7035b2c"><div class="ttname"><a href="group_8h.html#a2c6b24a2db08260d89e891eab7035b2c">secp256k1_gej_set_infinity</a></div><div class="ttdeci">static void secp256k1_gej_set_infinity(secp256k1_gej *r)</div></div>
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<div class="ttc" id="eckey_8h_html_ae0cdb1eef2dc770d70aac0ad50a35e9a"><div class="ttname"><a href="eckey_8h.html#ae0cdb1eef2dc770d70aac0ad50a35e9a">secp256k1_eckey_pubkey_parse</a></div><div class="ttdeci">static int secp256k1_eckey_pubkey_parse(secp256k1_ge *elem, const unsigned char *pub, size_t size)</div></div>
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<div class="ttc" id="namespaceoptimize-pngs_html_a98904564b461b52c82b042a4cbe21c0c"><div class="ttname"><a href="namespaceoptimize-pngs.html#a98904564b461b52c82b042a4cbe21c0c">optimize-pngs.stderr</a></div><div class="ttdeci">stderr</div><div class="ttdef"><b>Definition:</b> <a href="optimize-pngs_8py_source.html#l00052">optimize-pngs.py:52</a></div></div>
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<div class="ttc" id="secp256k1_8h_html_ab2572c9f38f9a644f2933f7b74a5072f"><div class="ttname"><a href="secp256k1_8h.html#ab2572c9f38f9a644f2933f7b74a5072f">SECP256K1_FLAGS_TYPE_MASK</a></div><div class="ttdeci">#define SECP256K1_FLAGS_TYPE_MASK</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8h_source.html#l00151">secp256k1.h:151</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_a66c010ece461590245c65fdd55390dbd"><div class="ttname"><a href="secp256k1_8c.html#a66c010ece461590245c65fdd55390dbd">default_illegal_callback_fn</a></div><div class="ttdeci">static void default_illegal_callback_fn(const char *str, void *data)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00030">secp256k1.c:30</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_a2ac052a733aac60ef5c19f1f79e3c1dd"><div class="ttname"><a href="secp256k1_8c.html#a2ac052a733aac60ef5c19f1f79e3c1dd">secp256k1_nonce_function_rfc6979</a></div><div class="ttdeci">const secp256k1_nonce_function secp256k1_nonce_function_rfc6979</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00346">secp256k1.c:346</a></div></div>
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<div class="ttc" id="namespacelinearize-data_html_af01cfbce273b138c21938509627f15aa"><div class="ttname"><a href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">linearize-data.m</a></div><div class="ttdeci">m</div><div class="ttdef"><b>Definition:</b> <a href="linearize-data_8py_source.html#l00260">linearize-data.py:260</a></div></div>
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<div class="ttc" id="namespacegen__base58__test__vectors_html_a8d12b07536a476098e3d74b6a79dfc9a"><div class="ttname"><a href="namespacegen__base58__test__vectors.html#a8d12b07536a476098e3d74b6a79dfc9a">gen_base58_test_vectors.data</a></div><div class="ttdeci">data</div><div class="ttdef"><b>Definition:</b> <a href="gen__base58__test__vectors_8py_source.html#l00123">gen_base58_test_vectors.py:123</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_ad33367933638f0bda3387c76867df7d5"><div class="ttname"><a href="secp256k1_8c.html#ad33367933638f0bda3387c76867df7d5">secp256k1_ecdsa_sign</a></div><div class="ttdeci">int secp256k1_ecdsa_sign(const secp256k1_context *ctx, secp256k1_ecdsa_signature *signature, const unsigned char *msg32, const unsigned char *seckey, secp256k1_nonce_function noncefp, const void *noncedata)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00349">secp256k1.c:349</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="secp256k1_2src_2hash_8h_html_a27832ea2666bbf9e5c7a18559660e9da"><div class="ttname"><a href="secp256k1_2src_2hash_8h.html#a27832ea2666bbf9e5c7a18559660e9da">secp256k1_rfc6979_hmac_sha256_finalize</a></div><div class="ttdeci">static void secp256k1_rfc6979_hmac_sha256_finalize(secp256k1_rfc6979_hmac_sha256_t *rng)</div></div>
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<div class="ttc" id="eckey_8h_html_a00b21d4a9893fc7446668279a9f94ceb"><div class="ttname"><a href="eckey_8h.html#a00b21d4a9893fc7446668279a9f94ceb">secp256k1_eckey_pubkey_tweak_mul</a></div><div class="ttdeci">static int secp256k1_eckey_pubkey_tweak_mul(const secp256k1_ecmult_context *ctx, secp256k1_ge *key, const secp256k1_scalar *tweak)</div></div>
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<div class="ttc" id="field__impl_8h_html"><div class="ttname"><a href="field__impl_8h.html">field_impl.h</a></div></div>
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<div class="ttc" id="structsecp256k1__ge__storage_html"><div class="ttname"><a href="structsecp256k1__ge__storage.html">secp256k1_ge_storage</a></div><div class="ttdef"><b>Definition:</b> <a href="group_8h_source.html#l00034">group.h:34</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_a6c00dac7dd6dc157d019e47d73882ab7"><div class="ttname"><a href="secp256k1_8c.html#a6c00dac7dd6dc157d019e47d73882ab7">secp256k1_context_clone</a></div><div class="ttdeci">secp256k1_context * secp256k1_context_clone(const secp256k1_context *ctx)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00085">secp256k1.c:85</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_a6d391761d8c1cb4875d6d0b348d31cec"><div class="ttname"><a href="secp256k1_8c.html#a6d391761d8c1cb4875d6d0b348d31cec">secp256k1_ec_pubkey_tweak_mul</a></div><div class="ttdeci">int secp256k1_ec_pubkey_tweak_mul(const secp256k1_context *ctx, secp256k1_pubkey *pubkey, const unsigned char *tweak)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00503">secp256k1.c:503</a></div></div>
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<div class="ttc" id="ecmult_8h_html_a95a3e0c69a07d94a248cdb06328966f6"><div class="ttname"><a href="ecmult_8h.html#a95a3e0c69a07d94a248cdb06328966f6">secp256k1_ecmult_context_clone</a></div><div class="ttdeci">static void secp256k1_ecmult_context_clone(secp256k1_ecmult_context *dst, const secp256k1_ecmult_context *src, const secp256k1_callback *cb)</div></div>
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<div class="ttc" id="secp256k1_8c_html_a92498665c38198fc1943e463c017c140"><div class="ttname"><a href="secp256k1_8c.html#a92498665c38198fc1943e463c017c140">secp256k1_ec_pubkey_combine</a></div><div class="ttdeci">int secp256k1_ec_pubkey_combine(const secp256k1_context *ctx, secp256k1_pubkey *pubnonce, const secp256k1_pubkey *const *pubnonces, size_t n)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00534">secp256k1.c:534</a></div></div>
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<div class="ttc" id="ecmult__impl_8h_html"><div class="ttname"><a href="ecmult__impl_8h.html">ecmult_impl.h</a></div></div>
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<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>
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<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>
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<div class="ttc" id="secp256k1_8c_html_aef3f50927cd80005b797fa234338db73"><div class="ttname"><a href="secp256k1_8c.html#aef3f50927cd80005b797fa234338db73">secp256k1_ecdsa_verify</a></div><div class="ttdeci">int secp256k1_ecdsa_verify(const secp256k1_context *ctx, const secp256k1_ecdsa_signature *sig, const unsigned char *msg32, const secp256k1_pubkey *pubkey)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00297">secp256k1.c:297</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_8h_html_a3d2b8a81ffed27e7eca0058eb65831b5"><div class="ttname"><a href="ecmult_8h.html#a3d2b8a81ffed27e7eca0058eb65831b5">secp256k1_ecmult_context_init</a></div><div class="ttdeci">static void secp256k1_ecmult_context_init(secp256k1_ecmult_context *ctx)</div></div>
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<div class="ttc" id="scalar_8h_html_aab66620cbbe49bec3c7c02f4a1219c05"><div class="ttname"><a href="scalar_8h.html#aab66620cbbe49bec3c7c02f4a1219c05">secp256k1_scalar_is_high</a></div><div class="ttdeci">static int secp256k1_scalar_is_high(const secp256k1_scalar *a)</div></div>
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<div class="ttc" id="secp256k1_8c_html_ac5806cffd3278e64f863027eaa8e1284"><div class="ttname"><a href="secp256k1_8c.html#ac5806cffd3278e64f863027eaa8e1284">secp256k1_ec_pubkey_create</a></div><div class="ttdeci">int secp256k1_ec_pubkey_create(const secp256k1_context *ctx, secp256k1_pubkey *pubkey, const unsigned char *seckey)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00409">secp256k1.c:409</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_a7384d60163d08fae0c5e8d1e1fdef60a"><div class="ttname"><a href="secp256k1_8c.html#a7384d60163d08fae0c5e8d1e1fdef60a">secp256k1_context_set_error_callback</a></div><div class="ttdeci">void secp256k1_context_set_error_callback(secp256k1_context *ctx, void(*fun)(const char *message, void *data), const void *data)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00111">secp256k1.c:111</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_a947ba36e0fe0bced91d4c9a7ef3b1f09"><div class="ttname"><a href="secp256k1_8c.html#a947ba36e0fe0bced91d4c9a7ef3b1f09">secp256k1_context_set_illegal_callback</a></div><div class="ttdeci">void secp256k1_context_set_illegal_callback(secp256k1_context *ctx, void(*fun)(const char *message, void *data), const void *data)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00103">secp256k1.c:103</a></div></div>
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<div class="ttc" id="secp256k1_2src_2util_8h_html"><div class="ttname"><a href="secp256k1_2src_2util_8h.html">util.h</a></div></div>
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<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>
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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="eckey_8h_html_a1e0abdeb32c835f0ed6f73b8eed56019"><div class="ttname"><a href="eckey_8h.html#a1e0abdeb32c835f0ed6f73b8eed56019">secp256k1_eckey_privkey_tweak_add</a></div><div class="ttdeci">static int secp256k1_eckey_privkey_tweak_add(secp256k1_scalar *key, const secp256k1_scalar *tweak)</div></div>
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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__ecdsa__signature_html"><div class="ttname"><a href="structsecp256k1__ecdsa__signature.html">secp256k1_ecdsa_signature</a></div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8h_source.html#l00072">secp256k1.h:72</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="group_8h_html_a34793cf48794f089bb28597d1a9f23b2"><div class="ttname"><a href="group_8h.html#a34793cf48794f089bb28597d1a9f23b2">secp256k1_ge_clear</a></div><div class="ttdeci">static void secp256k1_ge_clear(secp256k1_ge *r)</div></div>
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<div class="ttc" id="secp256k1_8c_html_a28fc3fe2c4a63199be2fea7303f012a0"><div class="ttname"><a href="secp256k1_8c.html#a28fc3fe2c4a63199be2fea7303f012a0">secp256k1_nonce_function_default</a></div><div class="ttdeci">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>
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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="structsecp256k1__context__struct_html_a6f73572b18e62b306c5699e9e1470ab5"><div class="ttname"><a href="structsecp256k1__context__struct.html#a6f73572b18e62b306c5699e9e1470ab5">secp256k1_context_struct::illegal_callback</a></div><div class="ttdeci">secp256k1_callback illegal_callback</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00056">secp256k1.c:56</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_af2027241c9dfc85fa5b6a3bb5fe41d18"><div class="ttname"><a href="secp256k1_8c.html#af2027241c9dfc85fa5b6a3bb5fe41d18">secp256k1_ecdsa_signature_load</a></div><div class="ttdeci">static void secp256k1_ecdsa_signature_load(const secp256k1_context *ctx, secp256k1_scalar *r, secp256k1_scalar *s, const secp256k1_ecdsa_signature *sig)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00192">secp256k1.c:192</a></div></div>
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<div class="ttc" id="secp256k1_8h_html_ab516743de74b08ccbeea17fb5f783bc9"><div class="ttname"><a href="secp256k1_8h.html#ab516743de74b08ccbeea17fb5f783bc9">SECP256K1_FLAGS_BIT_CONTEXT_SIGN</a></div><div class="ttdeci">#define SECP256K1_FLAGS_BIT_CONTEXT_SIGN</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8h_source.html#l00156">secp256k1.h:156</a></div></div>
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<div class="ttc" id="secp256k1_2src_2util_8h_html_a76e8a689f16456e44a2cc438a6821025"><div class="ttname"><a href="secp256k1_2src_2util_8h.html#a76e8a689f16456e44a2cc438a6821025">EXPECT</a></div><div class="ttdeci">#define EXPECT(x, c)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_2src_2util_8h_source.html#l00042">util.h:42</a></div></div>
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<div class="ttc" id="namespacezmq__sub_html_ab82b53c595929ff5ab2d30ec91fd539a"><div class="ttname"><a href="namespacezmq__sub.html#ab82b53c595929ff5ab2d30ec91fd539a">zmq_sub.msg</a></div><div class="ttdeci">msg</div><div class="ttdef"><b>Definition:</b> <a href="zmq__sub_8py_source.html#l00022">zmq_sub.py:22</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="ecmult__gen__impl_8h_html"><div class="ttname"><a href="ecmult__gen__impl_8h.html">ecmult_gen_impl.h</a></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="recovery_2main__impl_8h_html"><div class="ttname"><a href="recovery_2main__impl_8h.html">main_impl.h</a></div></div>
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<div class="ttc" id="structsecp256k1__pubkey_html_a337cef146cd8002610da4b04a91ee7ce"><div class="ttname"><a href="structsecp256k1__pubkey.html#a337cef146cd8002610da4b04a91ee7ce">secp256k1_pubkey::data</a></div><div class="ttdeci">unsigned char data[64]</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8h_source.html#l00057">secp256k1.h:57</a></div></div>
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<div class="ttc" id="secp256k1_8h_html"><div class="ttname"><a href="secp256k1_8h.html">secp256k1.h</a></div></div>
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<div class="ttc" id="group_8h_html_a34ab3d1a9a0a7ff0ed1cedff9db5f73c"><div class="ttname"><a href="group_8h.html#a34ab3d1a9a0a7ff0ed1cedff9db5f73c">secp256k1_ge_set_xy</a></div><div class="ttdeci">static void secp256k1_ge_set_xy(secp256k1_ge *r, const secp256k1_fe *x, const secp256k1_fe *y)</div></div>
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<div class="ttc" id="secp256k1_8c_html_a4a359778a7faf65fba9d34db17642d20"><div class="ttname"><a href="secp256k1_8c.html#a4a359778a7faf65fba9d34db17642d20">secp256k1_ec_pubkey_parse</a></div><div class="ttdeci">int secp256k1_ec_pubkey_parse(const secp256k1_context *ctx, secp256k1_pubkey *pubkey, const unsigned char *input, size_t inputlen)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00152">secp256k1.c:152</a></div></div>
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<div class="ttc" id="secp256k1_8h_html_aabde1ec66215bb0474821343583e1fb2"><div class="ttname"><a href="secp256k1_8h.html#aabde1ec66215bb0474821343583e1fb2">SECP256K1_FLAGS_BIT_CONTEXT_VERIFY</a></div><div class="ttdeci">#define SECP256K1_FLAGS_BIT_CONTEXT_VERIFY</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8h_source.html#l00155">secp256k1.h:155</a></div></div>
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<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>
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<div class="ttc" id="ecmult__gen_8h_html_a85f9fd11a4166d3d482309317d65c276"><div class="ttname"><a href="ecmult__gen_8h.html#a85f9fd11a4166d3d482309317d65c276">secp256k1_ecmult_gen_context_init</a></div><div class="ttdeci">static void secp256k1_ecmult_gen_context_init(secp256k1_ecmult_gen_context *ctx)</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="ecdh_2main__impl_8h_html"><div class="ttname"><a href="ecdh_2main__impl_8h.html">main_impl.h</a></div></div>
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<div class="ttc" id="ecdsa_8h_html_a6e24b57323f9c38b266c5e28b60c92bd"><div class="ttname"><a href="ecdsa_8h.html#a6e24b57323f9c38b266c5e28b60c92bd">secp256k1_ecdsa_sig_verify</a></div><div class="ttdeci">static int secp256k1_ecdsa_sig_verify(const secp256k1_ecmult_context *ctx, const secp256k1_scalar *r, const secp256k1_scalar *s, const secp256k1_ge *pubkey, const secp256k1_scalar *message)</div></div>
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<div class="ttc" id="ecmult__const__impl_8h_html"><div class="ttname"><a href="ecmult__const__impl_8h.html">ecmult_const_impl.h</a></div></div>
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<div class="ttc" id="scalar__impl_8h_html"><div class="ttname"><a href="scalar__impl_8h.html">scalar_impl.h</a></div></div>
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<div class="ttc" id="secp256k1_2src_2util_8h_html_af3f36140c71c09ed1d274671518466e0"><div class="ttname"><a href="secp256k1_2src_2util_8h.html#af3f36140c71c09ed1d274671518466e0">secp256k1_callback_call</a></div><div class="ttdeci">static SECP256K1_INLINE void secp256k1_callback_call(const secp256k1_callback *const cb, const char *const text)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_2src_2util_8h_source.html#l00023">util.h:23</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_ac80c186f8ff22d87441240267a2c8100"><div class="ttname"><a href="secp256k1_8c.html#ac80c186f8ff22d87441240267a2c8100">secp256k1_context_destroy</a></div><div class="ttdeci">void secp256k1_context_destroy(secp256k1_context *ctx)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00094">secp256k1.c:94</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_ac369bdcc5f8d5ced129e84895bf739db"><div class="ttname"><a href="secp256k1_8c.html#ac369bdcc5f8d5ced129e84895bf739db">secp256k1_ecdsa_signature_serialize_compact</a></div><div class="ttdeci">int secp256k1_ecdsa_signature_serialize_compact(const secp256k1_context *ctx, unsigned char *output64, const secp256k1_ecdsa_signature *sig)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00265">secp256k1.c:265</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="namespacerpc-tests_html_a5634cc986fc764eff8c617f53bf2e8dc"><div class="ttname"><a href="namespacerpc-tests.html#a5634cc986fc764eff8c617f53bf2e8dc">rpc-tests.p</a></div><div class="ttdeci">p</div><div class="ttdef"><b>Definition:</b> <a href="rpc-tests_8py_source.html#l00049">rpc-tests.py:49</a></div></div>
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<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>
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<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>
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<div class="ttc" id="structsecp256k1__context__struct_html_aa34a996f869676899e8625adfb6c6f1d"><div class="ttname"><a href="structsecp256k1__context__struct.html#aa34a996f869676899e8625adfb6c6f1d">secp256k1_context_struct::error_callback</a></div><div class="ttdeci">secp256k1_callback error_callback</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00057">secp256k1.c:57</a></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="group_8h_html_a8c1e7f328284d9ba56404bb8d99bf765"><div class="ttname"><a href="group_8h.html#a8c1e7f328284d9ba56404bb8d99bf765">secp256k1_ge_from_storage</a></div><div class="ttdeci">static void secp256k1_ge_from_storage(secp256k1_ge *r, const secp256k1_ge_storage *a)</div></div>
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<div class="ttc" id="structsecp256k1__callback_html_acd5a72114709ca9841ad31f88c1744bc"><div class="ttname"><a href="structsecp256k1__callback.html#acd5a72114709ca9841ad31f88c1744bc">secp256k1_callback::data</a></div><div class="ttdeci">const void * data</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_2src_2util_8h_source.html#l00020">util.h:20</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_ae298cd31c7f5f3e12a1adb27c4831c68"><div class="ttname"><a href="secp256k1_8c.html#ae298cd31c7f5f3e12a1adb27c4831c68">secp256k1_ec_pubkey_tweak_add</a></div><div class="ttdeci">int secp256k1_ec_pubkey_tweak_add(const secp256k1_context *ctx, secp256k1_pubkey *pubkey, const unsigned char *tweak)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00456">secp256k1.c:456</a></div></div>
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<div class="ttc" id="schnorr_2main__impl_8h_html"><div class="ttname"><a href="schnorr_2main__impl_8h.html">main_impl.h</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_aba25f5f986a05a1cd06f5452b26ff868"><div class="ttname"><a href="secp256k1_8c.html#aba25f5f986a05a1cd06f5452b26ff868">secp256k1_context_randomize</a></div><div class="ttdeci">int secp256k1_context_randomize(secp256k1_context *ctx, const unsigned char *seed32)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00527">secp256k1.c:527</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="ecmult_8h_html_acc2494f319c79f6cc15982f43e7a6f00"><div class="ttname"><a href="ecmult_8h.html#acc2494f319c79f6cc15982f43e7a6f00">secp256k1_ecmult_context_build</a></div><div class="ttdeci">static void secp256k1_ecmult_context_build(secp256k1_ecmult_context *ctx, const secp256k1_callback *cb)</div></div>
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<div class="ttc" id="secp256k1_8c_html_a0473f3a4e2e7f8a1b91d1925bcf7a1b5"><div class="ttname"><a href="secp256k1_8c.html#a0473f3a4e2e7f8a1b91d1925bcf7a1b5">secp256k1_ec_privkey_tweak_add</a></div><div class="ttdeci">int secp256k1_ec_privkey_tweak_add(const secp256k1_context *ctx, unsigned char *seckey, const unsigned char *tweak)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00432">secp256k1.c:432</a></div></div>
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<div class="ttc" id="structsecp256k1__callback_html"><div class="ttname"><a href="structsecp256k1__callback.html">secp256k1_callback</a></div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_2src_2util_8h_source.html#l00018">util.h:18</a></div></div>
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<div class="ttc" id="group_8h_html_ad6499ae629f998e50d8614869ee3c67f"><div class="ttname"><a href="group_8h.html#ad6499ae629f998e50d8614869ee3c67f">secp256k1_ge_to_storage</a></div><div class="ttdeci">static void secp256k1_ge_to_storage(secp256k1_ge_storage *r, const secp256k1_ge *a)</div></div>
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<div class="ttc" id="secp256k1_2src_2util_8h_html_a20790114658c559e5048a38694708c3e"><div class="ttname"><a href="secp256k1_2src_2util_8h.html#a20790114658c559e5048a38694708c3e">checked_malloc</a></div><div class="ttdeci">static SECP256K1_INLINE void * checked_malloc(const secp256k1_callback *cb, size_t size)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_2src_2util_8h_source.html#l00068">util.h:68</a></div></div>
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<div class="ttc" id="group__impl_8h_html"><div class="ttname"><a href="group__impl_8h.html">group_impl.h</a></div></div>
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<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>
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<div class="ttc" id="ecmult_8h_html_a0e60dbc86c237360d13ac9433caa13af"><div class="ttname"><a href="ecmult_8h.html#a0e60dbc86c237360d13ac9433caa13af">secp256k1_ecmult_context_clear</a></div><div class="ttdeci">static void secp256k1_ecmult_context_clear(secp256k1_ecmult_context *ctx)</div></div>
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<div class="ttc" id="ecdsa__impl_8h_html"><div class="ttname"><a href="ecdsa__impl_8h.html">ecdsa_impl.h</a></div></div>
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<div class="ttc" id="secp256k1_8h_html_af8d4e9ca93634062735b7f998ef9f68a"><div class="ttname"><a href="secp256k1_8h.html#af8d4e9ca93634062735b7f998ef9f68a">SECP256K1_FLAGS_TYPE_COMPRESSION</a></div><div class="ttdeci">#define SECP256K1_FLAGS_TYPE_COMPRESSION</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8h_source.html#l00153">secp256k1.h:153</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_a933083356e7171e174bc958b8233f758"><div class="ttname"><a href="secp256k1_8c.html#a933083356e7171e174bc958b8233f758">secp256k1_ecdsa_signature_parse_compact</a></div><div class="ttdeci">int secp256k1_ecdsa_signature_parse_compact(const secp256k1_context *ctx, secp256k1_ecdsa_signature *sig, const unsigned char *input64)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00232">secp256k1.c:232</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_a2d23dd6eb961e47720ec8db63da8044b"><div class="ttname"><a href="secp256k1_8c.html#a2d23dd6eb961e47720ec8db63da8044b">secp256k1_context_create</a></div><div class="ttdeci">secp256k1_context * secp256k1_context_create(unsigned int flags)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00060">secp256k1.c:60</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_ae7185df9e614559d35394a8a195b78c6"><div class="ttname"><a href="secp256k1_8c.html#ae7185df9e614559d35394a8a195b78c6">secp256k1_ec_privkey_tweak_mul</a></div><div class="ttdeci">int secp256k1_ec_privkey_tweak_mul(const secp256k1_context *ctx, unsigned char *seckey, const unsigned char *tweak)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00480">secp256k1.c:480</a></div></div>
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<div class="ttc" id="ecdsa_8h_html_a313b6733f5b079162fa15332d4b2ef36"><div class="ttname"><a href="ecdsa_8h.html#a313b6733f5b079162fa15332d4b2ef36">secp256k1_ecdsa_sig_serialize</a></div><div class="ttdeci">static int secp256k1_ecdsa_sig_serialize(unsigned char *sig, size_t *size, const secp256k1_scalar *r, const secp256k1_scalar *s)</div></div>
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<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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<div class="ttc" id="secp256k1_8h_html_ac26f7c3f665e6422a651d2eb910f1a03"><div class="ttname"><a href="secp256k1_8h.html#ac26f7c3f665e6422a651d2eb910f1a03">SECP256K1_FLAGS_BIT_COMPRESSION</a></div><div class="ttdeci">#define SECP256K1_FLAGS_BIT_COMPRESSION</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8h_source.html#l00157">secp256k1.h:157</a></div></div>
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<div class="ttc" id="secp256k1_8c_html_a6ebd89d119f3da65e165947573ebd3ce"><div class="ttname"><a href="secp256k1_8c.html#a6ebd89d119f3da65e165947573ebd3ce">secp256k1_ecdsa_signature_normalize</a></div><div class="ttdeci">int secp256k1_ecdsa_signature_normalize(const secp256k1_context *ctx, secp256k1_ecdsa_signature *sigout, const secp256k1_ecdsa_signature *sigin)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_8c_source.html#l00278">secp256k1.c:278</a></div></div>
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