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<a href="num__gmp__impl_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/**********************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 2013, 2014 Pieter Wuille *</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Distributed under the MIT software license, see the accompanying *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * file COPYING or http://www.opensource.org/licenses/mit-license.php.*</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> **********************************************************************/</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#ifndef _SECP256K1_NUM_REPR_IMPL_H_</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#define _SECP256K1_NUM_REPR_IMPL_H_</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <string.h></span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include <stdlib.h></span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include <gmp.h></span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "<a class="code" href="secp256k1_2src_2util_8h.html">util.h</a>"</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "<a class="code" href="num_8h.html">num.h</a>"</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#ifdef VERIFY</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="num__gmp__impl_8h.html#af6e306e9cb6c96b80d5ebfd7abdbde0e">secp256k1_num_sanity</a>(<span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *a) {</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> == 1 || (a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> > 1 && a-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>-1] != 0));</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> }</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00022"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#af6e306e9cb6c96b80d5ebfd7abdbde0e"> 22</a></span> <span class="preprocessor">#define secp256k1_num_sanity(a) do { } while(0)</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#a8e164da794a6a512b0bce7a2339d35f9"> 25</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="num__gmp__impl_8h.html#a8e164da794a6a512b0bce7a2339d35f9">secp256k1_num_copy</a>(<a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *r, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *a) {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  *r = *a;</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> }</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div><div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#aada7ead84b86388284323f31b9d05bca"> 29</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="num__gmp__impl_8h.html#aada7ead84b86388284323f31b9d05bca">secp256k1_num_get_bin</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *r, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> rlen, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *a) {</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> tmp[65];</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordtype">int</span> len = 0;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordtype">int</span> shift = 0;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keywordflow">if</span> (a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>>1 || a-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[0] != 0) {</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  len = mpn_get_str(tmp, 256, (mp_limb_t*)a-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>);</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  }</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordflow">while</span> (shift < len && tmp[shift] == 0) shift++;</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(len-shift <= (<span class="keywordtype">int</span>)rlen);</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  memset(r, 0, rlen - len + shift);</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordflow">if</span> (len > shift) {</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <a class="code" href="glibc__compat_8cpp.html#a0f46826ab0466591e136db24394923cf">memcpy</a>(r + rlen - len + shift, tmp + shift, len - shift);</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  }</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  memset(tmp, 0, <span class="keyword">sizeof</span>(tmp));</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> }</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div><div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#a4a7f500a93d330df44bbe3adda388868"> 45</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="num__gmp__impl_8h.html#a4a7f500a93d330df44bbe3adda388868">secp256k1_num_set_bin</a>(<a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *r, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *a, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> alen) {</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordtype">int</span> len;</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(alen > 0);</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(alen <= 64);</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  len = mpn_set_str(r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, a, alen, 256);</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">if</span> (len == 0) {</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[0] = 0;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  len = 1;</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  }</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(len <= <a class="code" href="num__gmp_8h.html#aee9ddf197331cb600f0a5e5cb8ff146c">NUM_LIMBS</a>*2);</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> = len;</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  r-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> = 0;</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordflow">while</span> (r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> > 1 && r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>-1]==0) {</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>--;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  }</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> }</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div><div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#a3f041b2b8c554b6cbd276467e5b8351e"> 62</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="num__gmp__impl_8h.html#a3f041b2b8c554b6cbd276467e5b8351e">secp256k1_num_add_abs</a>(<a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *r, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *a, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *b) {</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  mp_limb_t c = mpn_add(r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, a-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>, b-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, b-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>);</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> = a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordflow">if</span> (c != 0) {</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> < 2*<a class="code" href="num__gmp_8h.html#aee9ddf197331cb600f0a5e5cb8ff146c">NUM_LIMBS</a>);</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>++] = c;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  }</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> }</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#ab91615231aec0531471a43b9390421c1"> 71</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="num__gmp__impl_8h.html#ab91615231aec0531471a43b9390421c1">secp256k1_num_sub_abs</a>(<a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *r, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *a, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *b) {</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  mp_limb_t c = mpn_sub(r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, a-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>, b-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, b-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>);</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  (void)c;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(c == 0);</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> = a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>;</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">while</span> (r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> > 1 && r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>-1]==0) {</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>--;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  }</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> }</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#af30b363582f76292c16da36d8240bbed"> 81</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="num__gmp__impl_8h.html#af30b363582f76292c16da36d8240bbed">secp256k1_num_mod</a>(<a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *r, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *<a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>) {</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <a class="code" href="num__gmp__impl_8h.html#af6e306e9cb6c96b80d5ebfd7abdbde0e">secp256k1_num_sanity</a>(r);</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <a class="code" href="num__gmp__impl_8h.html#af6e306e9cb6c96b80d5ebfd7abdbde0e">secp256k1_num_sanity</a>(<a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>);</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">if</span> (r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> >= <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->limbs) {</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  mp_limb_t t[2*<a class="code" href="num__gmp_8h.html#aee9ddf197331cb600f0a5e5cb8ff146c">NUM_LIMBS</a>];</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  mpn_tdiv_qr(t, r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, 0, r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>, <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->data, <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->limbs);</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  memset(t, 0, <span class="keyword">sizeof</span>(t));</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> = <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->limbs;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">while</span> (r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> > 1 && r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>-1]==0) {</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>--;</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"> 94</span> </div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">if</span> (r-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> && (r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> > 1 || r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[0] != 0)) {</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <a class="code" href="num__gmp__impl_8h.html#ab91615231aec0531471a43b9390421c1">secp256k1_num_sub_abs</a>(r, <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>, r);</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  r-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> = 0;</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> }</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div><div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#a96a66a341ddf203e7dbf85d1cca1c178"> 101</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="num__gmp__impl_8h.html#a96a66a341ddf203e7dbf85d1cca1c178">secp256k1_num_mod_inverse</a>(<a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *r, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *a, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *<a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>) {</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordtype">int</span> i;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  mp_limb_t g[<a class="code" href="num__gmp_8h.html#aee9ddf197331cb600f0a5e5cb8ff146c">NUM_LIMBS</a>+1];</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  mp_limb_t u[<a class="code" href="num__gmp_8h.html#aee9ddf197331cb600f0a5e5cb8ff146c">NUM_LIMBS</a>+1];</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  mp_limb_t v[<a class="code" href="num__gmp_8h.html#aee9ddf197331cb600f0a5e5cb8ff146c">NUM_LIMBS</a>+1];</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  mp_size_t sn;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  mp_size_t gn;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <a class="code" href="num__gmp__impl_8h.html#af6e306e9cb6c96b80d5ebfd7abdbde0e">secp256k1_num_sanity</a>(a);</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <a class="code" href="num__gmp__impl_8h.html#af6e306e9cb6c96b80d5ebfd7abdbde0e">secp256k1_num_sanity</a>(<a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>);</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(<a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->limbs <= <a class="code" href="num__gmp_8h.html#aee9ddf197331cb600f0a5e5cb8ff146c">NUM_LIMBS</a>);</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(<a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->data[<a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->limbs-1] != 0);</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->limbs; i++) {</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  u[i] = (i < a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>) ? a-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[i] : 0;</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  v[i] = <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->data[i];</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  }</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  sn = <a class="code" href="num__gmp_8h.html#aee9ddf197331cb600f0a5e5cb8ff146c">NUM_LIMBS</a>+1;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  gn = mpn_gcdext(g, r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, &sn, u, <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->limbs, v, <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->limbs);</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  (void)gn;</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(gn == 1);</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(g[0] == 1);</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  r-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> = a-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> ^ <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->neg;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordflow">if</span> (sn < 0) {</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  mpn_sub(r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->data, <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->limbs, r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, -sn);</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> = <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a>->limbs;</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordflow">while</span> (r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> > 1 && r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>-1]==0) {</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>--;</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  }</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> = sn;</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  }</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  memset(g, 0, <span class="keyword">sizeof</span>(g));</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  memset(u, 0, <span class="keyword">sizeof</span>(u));</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  memset(v, 0, <span class="keyword">sizeof</span>(v));</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> }</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div><div class="line"><a name="l00147"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#ad15ded36e7a6704a702666bd2fd5cbff"> 147</a></span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="num__gmp__impl_8h.html#ad15ded36e7a6704a702666bd2fd5cbff">secp256k1_num_is_zero</a>(<span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *a) {</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">return</span> (a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> == 1 && a-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[0] == 0);</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"><a class="line" href="num__gmp__impl_8h.html#a15349a6540e199082bde2ce0466d82cb"> 151</a></span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="num__gmp__impl_8h.html#a15349a6540e199082bde2ce0466d82cb">secp256k1_num_is_neg</a>(<span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *a) {</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">return</span> (a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> > 1 || a-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[0] != 0) && a-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a>;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> }</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div><div class="line"><a name="l00155"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#a2ede1c020471b52d634890089c5374be"> 155</a></span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="num__gmp__impl_8h.html#a2ede1c020471b52d634890089c5374be">secp256k1_num_cmp</a>(<span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *a, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *b) {</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">if</span> (a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> > b-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>) {</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  }</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordflow">if</span> (a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> < b-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>) {</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  }</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">return</span> mpn_cmp(a-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, b-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>);</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> }</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div><div class="line"><a name="l00165"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#a8763cac72f4a6760d12cb93897f468c5"> 165</a></span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="num__gmp__impl_8h.html#a8763cac72f4a6760d12cb93897f468c5">secp256k1_num_eq</a>(<span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *a, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *b) {</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">if</span> (a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> > b-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>) {</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">if</span> (a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> < b-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>) {</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  }</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">if</span> ((a-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> && !<a class="code" href="num__gmp__impl_8h.html#ad15ded36e7a6704a702666bd2fd5cbff">secp256k1_num_is_zero</a>(a)) != (b-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> && !<a class="code" href="num__gmp__impl_8h.html#ad15ded36e7a6704a702666bd2fd5cbff">secp256k1_num_is_zero</a>(b))) {</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  }</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordflow">return</span> mpn_cmp(a-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, b-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>) == 0;</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> }</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div><div class="line"><a name="l00178"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#ade08e33c2964e9b6e5ca7160363b21df"> 178</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="num__gmp__impl_8h.html#ade08e33c2964e9b6e5ca7160363b21df">secp256k1_num_subadd</a>(<a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *r, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *a, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *b, <span class="keywordtype">int</span> bneg) {</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordflow">if</span> (!(b-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> ^ bneg ^ a-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a>)) { <span class="comment">/* a and b have the same sign */</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  r-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> = a-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a>;</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">if</span> (a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> >= b-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>) {</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <a class="code" href="num__gmp__impl_8h.html#a3f041b2b8c554b6cbd276467e5b8351e">secp256k1_num_add_abs</a>(r, a, b);</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <a class="code" href="num__gmp__impl_8h.html#a3f041b2b8c554b6cbd276467e5b8351e">secp256k1_num_add_abs</a>(r, b, a);</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  }</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordflow">if</span> (<a class="code" href="num__gmp__impl_8h.html#a2ede1c020471b52d634890089c5374be">secp256k1_num_cmp</a>(a, b) > 0) {</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  r-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> = a-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a>;</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <a class="code" href="num__gmp__impl_8h.html#ab91615231aec0531471a43b9390421c1">secp256k1_num_sub_abs</a>(r, a, b);</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  r-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> = b-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> ^ bneg;</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <a class="code" href="num__gmp__impl_8h.html#ab91615231aec0531471a43b9390421c1">secp256k1_num_sub_abs</a>(r, b, a);</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  }</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  }</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> }</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> </div><div class="line"><a name="l00197"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#a2a2407a291e6646a94ade2d5c90f961b"> 197</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="num__gmp__impl_8h.html#a2a2407a291e6646a94ade2d5c90f961b">secp256k1_num_add</a>(<a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *r, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *a, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *b) {</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <a class="code" href="num__gmp__impl_8h.html#af6e306e9cb6c96b80d5ebfd7abdbde0e">secp256k1_num_sanity</a>(a);</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <a class="code" href="num__gmp__impl_8h.html#af6e306e9cb6c96b80d5ebfd7abdbde0e">secp256k1_num_sanity</a>(b);</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <a class="code" href="num__gmp__impl_8h.html#ade08e33c2964e9b6e5ca7160363b21df">secp256k1_num_subadd</a>(r, a, b, 0);</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> }</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div><div class="line"><a name="l00203"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#ad5ad0fd05f4f7d29d75f92fa540ede0a"> 203</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="num__gmp__impl_8h.html#ad5ad0fd05f4f7d29d75f92fa540ede0a">secp256k1_num_sub</a>(<a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *r, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *a, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *b) {</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <a class="code" href="num__gmp__impl_8h.html#af6e306e9cb6c96b80d5ebfd7abdbde0e">secp256k1_num_sanity</a>(a);</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <a class="code" href="num__gmp__impl_8h.html#af6e306e9cb6c96b80d5ebfd7abdbde0e">secp256k1_num_sanity</a>(b);</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <a class="code" href="num__gmp__impl_8h.html#ade08e33c2964e9b6e5ca7160363b21df">secp256k1_num_subadd</a>(r, a, b, 1);</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> }</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> </div><div class="line"><a name="l00209"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#a3a5b983d5028a690f4446c10f78c2978"> 209</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="num__gmp__impl_8h.html#a3a5b983d5028a690f4446c10f78c2978">secp256k1_num_mul</a>(<a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *r, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *a, <span class="keyword">const</span> <a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *b) {</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  mp_limb_t tmp[2*<a class="code" href="num__gmp_8h.html#aee9ddf197331cb600f0a5e5cb8ff146c">NUM_LIMBS</a>+1];</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <a class="code" href="num__gmp__impl_8h.html#af6e306e9cb6c96b80d5ebfd7abdbde0e">secp256k1_num_sanity</a>(a);</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <a class="code" href="num__gmp__impl_8h.html#af6e306e9cb6c96b80d5ebfd7abdbde0e">secp256k1_num_sanity</a>(b);</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>  <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> + b-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> <= 2*<a class="code" href="num__gmp_8h.html#aee9ddf197331cb600f0a5e5cb8ff146c">NUM_LIMBS</a>+1);</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordflow">if</span> ((a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>==1 && a-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[0]==0) || (b-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>==1 && b-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[0]==0)) {</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> = 1;</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  r-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> = 0;</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[0] = 0;</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  }</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordflow">if</span> (a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> >= b-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>) {</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  mpn_mul(tmp, a-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>, b-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, b-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>);</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  mpn_mul(tmp, b-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, b-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>, a-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>);</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  }</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> = a-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> + b-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>;</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordflow">if</span> (r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> > 1 && tmp[r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> - 1]==0) {</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>--;</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>  <a class="code" href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a>(r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a> <= 2*<a class="code" href="num__gmp_8h.html#aee9ddf197331cb600f0a5e5cb8ff146c">NUM_LIMBS</a>);</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  mpn_copyi(r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, tmp, r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>);</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  r-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> = a-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> ^ b-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a>;</div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  memset(tmp, 0, <span class="keyword">sizeof</span>(tmp));</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span> }</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> </div><div class="line"><a name="l00236"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#adc4af999a060e6310b0fdeb99418b31c"> 236</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="num__gmp__impl_8h.html#adc4af999a060e6310b0fdeb99418b31c">secp256k1_num_shift</a>(<a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *r, <span class="keywordtype">int</span> bits) {</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordflow">if</span> (bits % GMP_NUMB_BITS) {</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">/* Shift within limbs. */</span></div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  mpn_rshift(r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>, r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>, bits % GMP_NUMB_BITS);</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>  <span class="keywordflow">if</span> (bits >= GMP_NUMB_BITS) {</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordtype">int</span> i;</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="comment">/* Shift full limbs. */</span></div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keywordflow">for</span> (i = 0; i < r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>; i++) {</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keywordtype">int</span> index = i + (bits / GMP_NUMB_BITS);</div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keywordflow">if</span> (index < r->limbs && index < 2*<a class="code" href="num__gmp_8h.html#aee9ddf197331cb600f0a5e5cb8ff146c">NUM_LIMBS</a>) {</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[i] = r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[index];</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[i] = 0;</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  }</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"> 253</span>  <span class="keywordflow">while</span> (r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>>1 && r-><a class="code" href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">data</a>[r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>-1]==0) {</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  r-><a class="code" href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">limbs</a>--;</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> }</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span> </div><div class="line"><a name="l00258"></a><span class="lineno"><a class="line" href="num__gmp__impl_8h.html#a678834381238e96e24f63c317740df95"> 258</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="num__gmp__impl_8h.html#a678834381238e96e24f63c317740df95">secp256k1_num_negate</a>(<a class="code" href="structsecp256k1__num.html">secp256k1_num</a> *r) {</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  r-><a class="code" href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">neg</a> ^= 1;</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> </div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="secp256k1_2src_2util_8h_html_aca8ac5ae73fd966db106de59160a178b"><div class="ttname"><a href="secp256k1_2src_2util_8h.html#aca8ac5ae73fd966db106de59160a178b">VERIFY_CHECK</a></div><div class="ttdeci">#define VERIFY_CHECK(cond)</div><div class="ttdef"><b>Definition:</b> <a href="secp256k1_2src_2util_8h_source.html#l00064">util.h:64</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_a2ede1c020471b52d634890089c5374be"><div class="ttname"><a href="num__gmp__impl_8h.html#a2ede1c020471b52d634890089c5374be">secp256k1_num_cmp</a></div><div class="ttdeci">static int secp256k1_num_cmp(const secp256k1_num *a, const secp256k1_num *b)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00155">num_gmp_impl.h:155</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_a3a5b983d5028a690f4446c10f78c2978"><div class="ttname"><a href="num__gmp__impl_8h.html#a3a5b983d5028a690f4446c10f78c2978">secp256k1_num_mul</a></div><div class="ttdeci">static void secp256k1_num_mul(secp256k1_num *r, const secp256k1_num *a, const secp256k1_num *b)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00209">num_gmp_impl.h:209</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_ade08e33c2964e9b6e5ca7160363b21df"><div class="ttname"><a href="num__gmp__impl_8h.html#ade08e33c2964e9b6e5ca7160363b21df">secp256k1_num_subadd</a></div><div class="ttdeci">static void secp256k1_num_subadd(secp256k1_num *r, const secp256k1_num *a, const secp256k1_num *b, int bneg)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00178">num_gmp_impl.h:178</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_a8e164da794a6a512b0bce7a2339d35f9"><div class="ttname"><a href="num__gmp__impl_8h.html#a8e164da794a6a512b0bce7a2339d35f9">secp256k1_num_copy</a></div><div class="ttdeci">static void secp256k1_num_copy(secp256k1_num *r, const secp256k1_num *a)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00025">num_gmp_impl.h:25</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_ad5ad0fd05f4f7d29d75f92fa540ede0a"><div class="ttname"><a href="num__gmp__impl_8h.html#ad5ad0fd05f4f7d29d75f92fa540ede0a">secp256k1_num_sub</a></div><div class="ttdeci">static void secp256k1_num_sub(secp256k1_num *r, const secp256k1_num *a, const secp256k1_num *b)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00203">num_gmp_impl.h:203</a></div></div>
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<div class="ttc" id="num__gmp_8h_html_aee9ddf197331cb600f0a5e5cb8ff146c"><div class="ttname"><a href="num__gmp_8h.html#aee9ddf197331cb600f0a5e5cb8ff146c">NUM_LIMBS</a></div><div class="ttdeci">#define NUM_LIMBS</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp_8h_source.html#l00012">num_gmp.h:12</a></div></div>
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<div class="ttc" id="structsecp256k1__num_html_aa8875ac503e1cc8ac5abef8d542d2c70"><div class="ttname"><a href="structsecp256k1__num.html#aa8875ac503e1cc8ac5abef8d542d2c70">secp256k1_num::data</a></div><div class="ttdeci">mp_limb_t data[2 *NUM_LIMBS]</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp_8h_source.html#l00015">num_gmp.h:15</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_a3f041b2b8c554b6cbd276467e5b8351e"><div class="ttname"><a href="num__gmp__impl_8h.html#a3f041b2b8c554b6cbd276467e5b8351e">secp256k1_num_add_abs</a></div><div class="ttdeci">static void secp256k1_num_add_abs(secp256k1_num *r, const secp256k1_num *a, const secp256k1_num *b)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00062">num_gmp_impl.h:62</a></div></div>
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<div class="ttc" id="structsecp256k1__num_html_a5d762d76e2a0fe84313ed5e41397b10b"><div class="ttname"><a href="structsecp256k1__num.html#a5d762d76e2a0fe84313ed5e41397b10b">secp256k1_num::neg</a></div><div class="ttdeci">int neg</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp_8h_source.html#l00016">num_gmp.h:16</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_ab91615231aec0531471a43b9390421c1"><div class="ttname"><a href="num__gmp__impl_8h.html#ab91615231aec0531471a43b9390421c1">secp256k1_num_sub_abs</a></div><div class="ttdeci">static void secp256k1_num_sub_abs(secp256k1_num *r, const secp256k1_num *a, const secp256k1_num *b)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00071">num_gmp_impl.h:71</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="num__gmp__impl_8h_html_adc4af999a060e6310b0fdeb99418b31c"><div class="ttname"><a href="num__gmp__impl_8h.html#adc4af999a060e6310b0fdeb99418b31c">secp256k1_num_shift</a></div><div class="ttdeci">static void secp256k1_num_shift(secp256k1_num *r, int bits)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00236">num_gmp_impl.h:236</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_a2a2407a291e6646a94ade2d5c90f961b"><div class="ttname"><a href="num__gmp__impl_8h.html#a2a2407a291e6646a94ade2d5c90f961b">secp256k1_num_add</a></div><div class="ttdeci">static void secp256k1_num_add(secp256k1_num *r, const secp256k1_num *a, const secp256k1_num *b)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00197">num_gmp_impl.h:197</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_af6e306e9cb6c96b80d5ebfd7abdbde0e"><div class="ttname"><a href="num__gmp__impl_8h.html#af6e306e9cb6c96b80d5ebfd7abdbde0e">secp256k1_num_sanity</a></div><div class="ttdeci">#define secp256k1_num_sanity(a)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00022">num_gmp_impl.h:22</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_ad15ded36e7a6704a702666bd2fd5cbff"><div class="ttname"><a href="num__gmp__impl_8h.html#ad15ded36e7a6704a702666bd2fd5cbff">secp256k1_num_is_zero</a></div><div class="ttdeci">static int secp256k1_num_is_zero(const secp256k1_num *a)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00147">num_gmp_impl.h:147</a></div></div>
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<div class="ttc" id="structsecp256k1__num_html"><div class="ttname"><a href="structsecp256k1__num.html">secp256k1_num</a></div><div class="ttdef"><b>Definition:</b> <a href="num__gmp_8h_source.html#l00014">num_gmp.h:14</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_a678834381238e96e24f63c317740df95"><div class="ttname"><a href="num__gmp__impl_8h.html#a678834381238e96e24f63c317740df95">secp256k1_num_negate</a></div><div class="ttdeci">static void secp256k1_num_negate(secp256k1_num *r)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00258">num_gmp_impl.h:258</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="num__gmp__impl_8h_html_a96a66a341ddf203e7dbf85d1cca1c178"><div class="ttname"><a href="num__gmp__impl_8h.html#a96a66a341ddf203e7dbf85d1cca1c178">secp256k1_num_mod_inverse</a></div><div class="ttdeci">static void secp256k1_num_mod_inverse(secp256k1_num *r, const secp256k1_num *a, const secp256k1_num *m)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00101">num_gmp_impl.h:101</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_a4a7f500a93d330df44bbe3adda388868"><div class="ttname"><a href="num__gmp__impl_8h.html#a4a7f500a93d330df44bbe3adda388868">secp256k1_num_set_bin</a></div><div class="ttdeci">static void secp256k1_num_set_bin(secp256k1_num *r, const unsigned char *a, unsigned int alen)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00045">num_gmp_impl.h:45</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_aada7ead84b86388284323f31b9d05bca"><div class="ttname"><a href="num__gmp__impl_8h.html#aada7ead84b86388284323f31b9d05bca">secp256k1_num_get_bin</a></div><div class="ttdeci">static void secp256k1_num_get_bin(unsigned char *r, unsigned int rlen, const secp256k1_num *a)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00029">num_gmp_impl.h:29</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_af30b363582f76292c16da36d8240bbed"><div class="ttname"><a href="num__gmp__impl_8h.html#af30b363582f76292c16da36d8240bbed">secp256k1_num_mod</a></div><div class="ttdeci">static void secp256k1_num_mod(secp256k1_num *r, const secp256k1_num *m)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00081">num_gmp_impl.h:81</a></div></div>
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<div class="ttc" id="glibc__compat_8cpp_html_a0f46826ab0466591e136db24394923cf"><div class="ttname"><a href="glibc__compat_8cpp.html#a0f46826ab0466591e136db24394923cf">memcpy</a></div><div class="ttdeci">void * memcpy(void *a, const void *b, size_t c)</div><div class="ttdef"><b>Definition:</b> <a href="glibc__compat_8cpp_source.html#l00017">glibc_compat.cpp:17</a></div></div>
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<div class="ttc" id="num_8h_html"><div class="ttname"><a href="num_8h.html">num.h</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_a8763cac72f4a6760d12cb93897f468c5"><div class="ttname"><a href="num__gmp__impl_8h.html#a8763cac72f4a6760d12cb93897f468c5">secp256k1_num_eq</a></div><div class="ttdeci">static int secp256k1_num_eq(const secp256k1_num *a, const secp256k1_num *b)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00165">num_gmp_impl.h:165</a></div></div>
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<div class="ttc" id="structsecp256k1__num_html_ab283e099d0543cb7e222a9e74a39aa94"><div class="ttname"><a href="structsecp256k1__num.html#ab283e099d0543cb7e222a9e74a39aa94">secp256k1_num::limbs</a></div><div class="ttdeci">int limbs</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp_8h_source.html#l00017">num_gmp.h:17</a></div></div>
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<div class="ttc" id="num__gmp__impl_8h_html_a15349a6540e199082bde2ce0466d82cb"><div class="ttname"><a href="num__gmp__impl_8h.html#a15349a6540e199082bde2ce0466d82cb">secp256k1_num_is_neg</a></div><div class="ttdeci">static int secp256k1_num_is_neg(const secp256k1_num *a)</div><div class="ttdef"><b>Definition:</b> <a href="num__gmp__impl_8h_source.html#l00151">num_gmp_impl.h:151</a></div></div>
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