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235 lines
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<div id="projectname">post quantum cryptography
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<div id="projectbrief">Highly optimized implementation of the NTRUEncrypt algorithm</div>
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<div class="title">ntru_decrypt.c</div> </div>
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<a href="ntru__decrypt_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>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (C) 2014 FH Bielefeld</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * This file is part of a FH Bielefeld project.</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * This library is free software; you can redistribute it and/or</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * modify it under the terms of the GNU Lesser General Public</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * License as published by the Free Software Foundation; either</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * version 2.1 of the License, or (at your option) any later version.</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * This library is distributed in the hope that it will be useful,</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * Lesser General Public License for more details.</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * You should have received a copy of the GNU Lesser General Public</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * License along with this library; if not, write to the Free Software</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * MA 02110-1301 USA</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> */</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="ntru__ascii__poly_8h.html">ntru_ascii_poly.h</a>"</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "<a class="code" href="ntru__decrypt_8h.html">ntru_decrypt.h</a>"</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "<a class="code" href="ntru__params_8h.html">ntru_params.h</a>"</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "<a class="code" href="ntru__poly_8h.html">ntru_poly.h</a>"</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "<a class="code" href="ntru__poly__ascii_8h.html">ntru_poly_ascii.h</a>"</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "<a class="code" href="ntru__string_8h.html">ntru_string.h</a>"</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include <stdbool.h></span></div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include <string.h></span></div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include <fmpz_poly.h></span></div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include <fmpz.h></span></div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment">/*------------------------------------------------------------------------*/</span></div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keywordtype">void</span></div>
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<div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="ntru__decrypt_8h.html#a8108219b815b18d63672bbc45e76ca31"> 46</a></span> <a class="code" href="ntru__decrypt_8c.html#a41c72f59e37a3c6ef6790eb909555d76">ntru_decrypt_poly</a>(</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">const</span> fmpz_poly_t encr_msg,</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">const</span> fmpz_poly_t priv_key,</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">const</span> fmpz_poly_t priv_key_inv,</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  fmpz_poly_t out_bin,</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keyword">const</span> <a class="code" href="structntru__params.html">ntru_params</a> *params)</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> {</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  fmpz_poly_t a,</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  priv_key_tmp,</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  priv_key_inv_tmp,</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  encr_msg_tmp;</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">if</span> (!encr_msg || !priv_key || !priv_key_inv || !out_bin || !params)</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="ntru__err_8h.html#a5d4dd1c1539c408c0dcd915750e8f224">NTRU_ABORT_DEBUG</a>(<span class="stringliteral">"Unexpected NULL parameters"</span>);</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  fmpz_poly_init(a);</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  fmpz_poly_zero(a);</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="comment">/*</span></div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment"> * make sure all are shifted to</span></div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"> * [-q/2, q/2]</span></div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment"> */</span></div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  fmpz_poly_init(priv_key_tmp);</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  fmpz_poly_init(priv_key_inv_tmp);</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  fmpz_poly_init(encr_msg_tmp);</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  fmpz_poly_set(priv_key_tmp, priv_key);</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  fmpz_poly_set(priv_key_inv_tmp, priv_key_inv);</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  fmpz_poly_set(encr_msg_tmp, encr_msg);</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <a class="code" href="ntru__poly_8c.html#a7c4f5e96355518dc97a23da8f34b661a">fmpz_poly_mod</a>(priv_key_tmp, params-><a class="code" href="structntru__params.html#a29680750bda49dc93e61a752b2f2a0f7">q</a>);</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <a class="code" href="ntru__poly_8c.html#a7c4f5e96355518dc97a23da8f34b661a">fmpz_poly_mod</a>(priv_key_inv_tmp, params-><a class="code" href="structntru__params.html#a29680750bda49dc93e61a752b2f2a0f7">q</a>);</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <a class="code" href="ntru__poly_8c.html#a7c4f5e96355518dc97a23da8f34b661a">fmpz_poly_mod</a>(encr_msg_tmp, params-><a class="code" href="structntru__params.html#a29680750bda49dc93e61a752b2f2a0f7">q</a>);</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <a class="code" href="ntru__poly_8c.html#ae96f479ddd97af709a0ed50817fd3fb3">poly_starmultiply</a>(priv_key_tmp, encr_msg_tmp, a, params, params-><a class="code" href="structntru__params.html#a29680750bda49dc93e61a752b2f2a0f7">q</a>);</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <a class="code" href="ntru__poly_8c.html#a7c4f5e96355518dc97a23da8f34b661a">fmpz_poly_mod</a>(a, params-><a class="code" href="structntru__params.html#a29680750bda49dc93e61a752b2f2a0f7">q</a>);</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="ntru__poly_8c.html#ae96f479ddd97af709a0ed50817fd3fb3">poly_starmultiply</a>(a, priv_key_inv_tmp, out_bin, params, params-><a class="code" href="structntru__params.html#a41b368825e1eb126604e13e8f549ec8f">p</a>);</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <a class="code" href="ntru__poly_8c.html#a7c4f5e96355518dc97a23da8f34b661a">fmpz_poly_mod</a>(out_bin, params-><a class="code" href="structntru__params.html#a41b368825e1eb126604e13e8f549ec8f">p</a>);</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  fmpz_poly_clear(a);</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  fmpz_poly_clear(priv_key_tmp);</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  fmpz_poly_clear(priv_key_inv_tmp);</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  fmpz_poly_clear(encr_msg_tmp);</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> }</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment">/*------------------------------------------------------------------------*/</span></div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="keywordtype">string</span> *</div>
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<div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="decrypt_8h.html#aa9cc61eec0c119e48762f6078a14527b"> 92</a></span> <a class="code" href="ntru__decrypt_8c.html#aa9cc61eec0c119e48762f6078a14527b">ntru_decrypt_string</a>(</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keyword">const</span> <span class="keywordtype">string</span> *encr_msg,</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keyword">const</span> fmpz_poly_t priv_key,</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keyword">const</span> fmpz_poly_t priv_key_inv,</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keyword">const</span> <a class="code" href="structntru__params.html">ntru_params</a> *params)</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> {</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  uint32_t i = 0;</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordtype">string</span> *decr_msg;</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  fmpz_poly_t **poly_array;</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">if</span> (!encr_msg || !encr_msg-><a class="code" href="structstring.html#aa6bcf0353fd5cf2f374a9b1dd0e4a73a">len</a>)</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <a class="code" href="ntru__err_8h.html#a5d4dd1c1539c408c0dcd915750e8f224">NTRU_ABORT_DEBUG</a>(<span class="stringliteral">"Unexpected NULL parameters"</span>);</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  poly_array = <a class="code" href="ntru__ascii__poly_8c.html#a8460cd27ad4562f560bb304609a3e06d">base64_to_poly_arr</a>(encr_msg, params);</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">while</span> (*poly_array[i]) {</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <a class="code" href="ntru__decrypt_8c.html#a41c72f59e37a3c6ef6790eb909555d76">ntru_decrypt_poly</a>(*poly_array[i],</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  priv_key,</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  priv_key_inv,</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  *poly_array[i],</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  params);</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  i++;</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  }</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  decr_msg = <a class="code" href="ntru__poly__ascii_8c.html#ab9464c96c3ebec6ee716c604fdc4ad21">bin_poly_arr_to_ascii</a>((<span class="keyword">const</span> fmpz_poly_t **)poly_array,</div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  i, params);</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <a class="code" href="ntru__poly_8c.html#a3f53c63383ff301b20dcede0783869a7">poly_delete_array</a>(poly_array);</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">return</span> decr_msg;</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> }</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment">/*------------------------------------------------------------------------*/</span></div>
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<div class="ttc" id="structstring_html_aa6bcf0353fd5cf2f374a9b1dd0e4a73a"><div class="ttname"><a href="structstring.html#aa6bcf0353fd5cf2f374a9b1dd0e4a73a">string::len</a></div><div class="ttdeci">size_t len</div><div class="ttdef"><b>Definition:</b> <a href="ntru__string_8h_source.html#l00053">ntru_string.h:53</a></div></div>
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<div class="ttc" id="ntru__poly_8c_html_a7c4f5e96355518dc97a23da8f34b661a"><div class="ttname"><a href="ntru__poly_8c.html#a7c4f5e96355518dc97a23da8f34b661a">fmpz_poly_mod</a></div><div class="ttdeci">void fmpz_poly_mod(fmpz_poly_t a, const uint32_t mod)</div><div class="ttdef"><b>Definition:</b> <a href="ntru__poly_8c_source.html#l00182">ntru_poly.c:182</a></div></div>
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<div class="ttc" id="ntru__err_8h_html_a5d4dd1c1539c408c0dcd915750e8f224"><div class="ttname"><a href="ntru__err_8h.html#a5d4dd1c1539c408c0dcd915750e8f224">NTRU_ABORT_DEBUG</a></div><div class="ttdeci">#define NTRU_ABORT_DEBUG(...)</div><div class="ttdef"><b>Definition:</b> <a href="ntru__err_8h_source.html#l00039">ntru_err.h:39</a></div></div>
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<div class="ttc" id="structntru__params_html_a41b368825e1eb126604e13e8f549ec8f"><div class="ttname"><a href="structntru__params.html#a41b368825e1eb126604e13e8f549ec8f">ntru_params::p</a></div><div class="ttdeci">uint32_t p</div><div class="ttdef"><b>Definition:</b> <a href="ntru__params_8h_source.html#l00056">ntru_params.h:56</a></div></div>
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<div class="ttc" id="ntru__ascii__poly_8c_html_a8460cd27ad4562f560bb304609a3e06d"><div class="ttname"><a href="ntru__ascii__poly_8c.html#a8460cd27ad4562f560bb304609a3e06d">base64_to_poly_arr</a></div><div class="ttdeci">fmpz_poly_t ** base64_to_poly_arr(const string *to_poly, const ntru_params *params)</div><div class="ttdef"><b>Definition:</b> <a href="ntru__ascii__poly_8c_source.html#l00146">ntru_ascii_poly.c:146</a></div></div>
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<div class="ttc" id="ntru__decrypt_8h_html"><div class="ttname"><a href="ntru__decrypt_8h.html">ntru_decrypt.h</a></div><div class="ttdoc">header for ntru_decrypt.c </div></div>
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<div class="ttc" id="structntru__params_html"><div class="ttname"><a href="structntru__params.html">ntru_params</a></div><div class="ttdef"><b>Definition:</b> <a href="ntru__params_8h_source.html#l00043">ntru_params.h:43</a></div></div>
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<div class="ttc" id="ntru__poly__ascii_8h_html"><div class="ttname"><a href="ntru__poly__ascii_8h.html">ntru_poly_ascii.h</a></div><div class="ttdoc">header for ntru_poly_ascii.c </div></div>
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<div class="ttc" id="ntru__params_8h_html"><div class="ttname"><a href="ntru__params_8h.html">ntru_params.h</a></div><div class="ttdoc">NTRU parameters. </div></div>
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<div class="ttc" id="ntru__poly_8c_html_ae96f479ddd97af709a0ed50817fd3fb3"><div class="ttname"><a href="ntru__poly_8c.html#ae96f479ddd97af709a0ed50817fd3fb3">poly_starmultiply</a></div><div class="ttdeci">void poly_starmultiply(const fmpz_poly_t a, const fmpz_poly_t b, fmpz_poly_t c, const ntru_params *params, uint32_t modulus)</div><div class="ttdef"><b>Definition:</b> <a href="ntru__poly_8c_source.html#l00239">ntru_poly.c:239</a></div></div>
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<div class="ttc" id="ntru__poly_8c_html_a3f53c63383ff301b20dcede0783869a7"><div class="ttname"><a href="ntru__poly_8c.html#a3f53c63383ff301b20dcede0783869a7">poly_delete_array</a></div><div class="ttdeci">void poly_delete_array(fmpz_poly_t **poly_array)</div><div class="ttdef"><b>Definition:</b> <a href="ntru__poly_8c_source.html#l00131">ntru_poly.c:131</a></div></div>
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<div class="ttc" id="ntru__poly__ascii_8c_html_ab9464c96c3ebec6ee716c604fdc4ad21"><div class="ttname"><a href="ntru__poly__ascii_8c.html#ab9464c96c3ebec6ee716c604fdc4ad21">bin_poly_arr_to_ascii</a></div><div class="ttdeci">string * bin_poly_arr_to_ascii(const fmpz_poly_t **bin_poly_arr, const uint32_t poly_c, const ntru_params *params)</div><div class="ttdef"><b>Definition:</b> <a href="ntru__poly__ascii_8c_source.html#l00143">ntru_poly_ascii.c:143</a></div></div>
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<div class="ttc" id="structntru__params_html_a29680750bda49dc93e61a752b2f2a0f7"><div class="ttname"><a href="structntru__params.html#a29680750bda49dc93e61a752b2f2a0f7">ntru_params::q</a></div><div class="ttdeci">uint32_t q</div><div class="ttdef"><b>Definition:</b> <a href="ntru__params_8h_source.html#l00052">ntru_params.h:52</a></div></div>
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<div class="ttc" id="ntru__decrypt_8c_html_a41c72f59e37a3c6ef6790eb909555d76"><div class="ttname"><a href="ntru__decrypt_8c.html#a41c72f59e37a3c6ef6790eb909555d76">ntru_decrypt_poly</a></div><div class="ttdeci">void ntru_decrypt_poly(const fmpz_poly_t encr_msg, const fmpz_poly_t priv_key, const fmpz_poly_t priv_key_inv, fmpz_poly_t out_bin, const ntru_params *params)</div><div class="ttdef"><b>Definition:</b> <a href="ntru__decrypt_8c_source.html#l00046">ntru_decrypt.c:46</a></div></div>
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<div class="ttc" id="ntru__string_8h_html"><div class="ttname"><a href="ntru__string_8h.html">ntru_string.h</a></div><div class="ttdoc">header for ntru_string.c </div></div>
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<div class="ttc" id="ntru__decrypt_8c_html_aa9cc61eec0c119e48762f6078a14527b"><div class="ttname"><a href="ntru__decrypt_8c.html#aa9cc61eec0c119e48762f6078a14527b">ntru_decrypt_string</a></div><div class="ttdeci">string * ntru_decrypt_string(const string *encr_msg, const fmpz_poly_t priv_key, const fmpz_poly_t priv_key_inv, const ntru_params *params)</div><div class="ttdef"><b>Definition:</b> <a href="ntru__decrypt_8c_source.html#l00092">ntru_decrypt.c:92</a></div></div>
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<div class="ttc" id="ntru__poly_8h_html"><div class="ttname"><a href="ntru__poly_8h.html">ntru_poly.h</a></div><div class="ttdoc">header for ntru_poly.c </div></div>
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<div class="ttc" id="ntru__ascii__poly_8h_html"><div class="ttname"><a href="ntru__ascii__poly_8h.html">ntru_ascii_poly.h</a></div><div class="ttdoc">header for ntru_ascii_poly.c </div></div>
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