313 lines
39 KiB
HTML
313 lines
39 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
|
<html xmlns="http://www.w3.org/1999/xhtml">
|
|
<head>
|
|
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
|
|
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
|
|
<meta name="generator" content="Doxygen 1.8.7"/>
|
|
<title>post quantum cryptography: /home/travis/build/hasufell/pqc/src/ntru_ascii_poly.c Source File</title>
|
|
<link href="tabs.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="jquery.js"></script>
|
|
<script type="text/javascript" src="dynsections.js"></script>
|
|
<link href="search/search.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="search/search.js"></script>
|
|
<script type="text/javascript">
|
|
$(document).ready(function() { searchBox.OnSelectItem(0); });
|
|
</script>
|
|
<link href="doxygen.css" rel="stylesheet" type="text/css" />
|
|
</head>
|
|
<body>
|
|
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
|
|
<div id="titlearea">
|
|
<table cellspacing="0" cellpadding="0">
|
|
<tbody>
|
|
<tr style="height: 56px;">
|
|
<td style="padding-left: 0.5em;">
|
|
<div id="projectname">post quantum cryptography
|
|
</div>
|
|
<div id="projectbrief">Highly optimized implementation of the NTRUEncrypt algorithm</div>
|
|
</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</div>
|
|
<!-- end header part -->
|
|
<!-- Generated by Doxygen 1.8.7 -->
|
|
<script type="text/javascript">
|
|
var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
|
</script>
|
|
<div id="navrow1" class="tabs">
|
|
<ul class="tablist">
|
|
<li><a href="index.html"><span>Main Page</span></a></li>
|
|
<li><a href="annotated.html"><span>Data Structures</span></a></li>
|
|
<li class="current"><a href="files.html"><span>Files</span></a></li>
|
|
<li>
|
|
<div id="MSearchBox" class="MSearchBoxInactive">
|
|
<span class="left">
|
|
<img id="MSearchSelect" src="search/mag_sel.png"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
alt=""/>
|
|
<input type="text" id="MSearchField" value="Search" accesskey="S"
|
|
onfocus="searchBox.OnSearchFieldFocus(true)"
|
|
onblur="searchBox.OnSearchFieldFocus(false)"
|
|
onkeyup="searchBox.OnSearchFieldChange(event)"/>
|
|
</span><span class="right">
|
|
<a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
|
|
</span>
|
|
</div>
|
|
</li>
|
|
</ul>
|
|
</div>
|
|
<div id="navrow2" class="tabs2">
|
|
<ul class="tablist">
|
|
<li><a href="files.html"><span>File List</span></a></li>
|
|
<li><a href="globals.html"><span>Globals</span></a></li>
|
|
</ul>
|
|
</div>
|
|
<!-- window showing the filter options -->
|
|
<div id="MSearchSelectWindow"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
onkeydown="return searchBox.OnSearchSelectKey(event)">
|
|
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Data Structures</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Macros</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Pages</a></div>
|
|
|
|
<!-- iframe showing the search results (closed by default) -->
|
|
<div id="MSearchResultsWindow">
|
|
<iframe src="javascript:void(0)" frameborder="0"
|
|
name="MSearchResults" id="MSearchResults">
|
|
</iframe>
|
|
</div>
|
|
|
|
<div id="nav-path" class="navpath">
|
|
<ul>
|
|
<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li> </ul>
|
|
</div>
|
|
</div><!-- top -->
|
|
<div class="header">
|
|
<div class="headertitle">
|
|
<div class="title">ntru_ascii_poly.c</div> </div>
|
|
</div><!--header-->
|
|
<div class="contents">
|
|
<a href="ntru__ascii__poly_8c.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
|
|
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (C) 2014 FH Bielefeld</span></div>
|
|
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div>
|
|
<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>
|
|
<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> <span class="comment"> * This library is free software; you can redistribute it and/or</span></div>
|
|
<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>
|
|
<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>
|
|
<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>
|
|
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> *</span></div>
|
|
<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>
|
|
<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>
|
|
<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>
|
|
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * Lesser General Public License for more details.</span></div>
|
|
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> *</span></div>
|
|
<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>
|
|
<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>
|
|
<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>
|
|
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * MA 02110-1301 USA</span></div>
|
|
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> */</span></div>
|
|
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div>
|
|
<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>
|
|
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "<a class="code" href="ntru__common_8h.html">ntru_common.h</a>"</span></div>
|
|
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "<a class="code" href="ntru__mem_8h.html">ntru_mem.h</a>"</span></div>
|
|
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "<a class="code" href="ntru__params_8h.html">ntru_params.h</a>"</span></div>
|
|
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "<a class="code" href="ntru__poly_8h.html">ntru_poly.h</a>"</span></div>
|
|
<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>
|
|
<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="preprocessor">#include <glib.h></span></div>
|
|
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div>
|
|
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include <stdint.h></span></div>
|
|
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include <stdlib.h></span></div>
|
|
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include <string.h></span></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> <span class="preprocessor">#include <fmpz_poly.h></span></div>
|
|
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include <fmpz.h></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"> 45</span> </div>
|
|
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">static</span> <span class="keywordtype">char</span> *</div>
|
|
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <a class="code" href="ntru__ascii__poly_8c.html#a2d2f760b6a98bd87248c1d3e120a665b">get_int_to_bin_str</a>(uint8_t value);</div>
|
|
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div>
|
|
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div>
|
|
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">/*------------------------------------------------------------------------*/</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> <span class="keyword">static</span> <span class="keywordtype">char</span> *</div>
|
|
<div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="ntru__ascii__poly_8c.html#a2d2f760b6a98bd87248c1d3e120a665b"> 62</a></span> <a class="code" href="ntru__ascii__poly_8c.html#a2d2f760b6a98bd87248c1d3e120a665b">get_int_to_bin_str</a>(uint8_t value)</div>
|
|
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> {</div>
|
|
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordtype">int</span> i;</div>
|
|
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> bin_string_size = <a class="code" href="ntru__common_8h.html#a8d370c21bcf662e586397e764aba95e1">ASCII_BITS</a> + 1;</div>
|
|
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordtype">char</span> *bin_string = <a class="code" href="ntru__mem_8c.html#a020790bf8b201fde92395cf975c0c691">ntru_malloc</a>(<span class="keyword">sizeof</span>(*bin_string) *</div>
|
|
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  (bin_string_size)); <span class="comment">/* account for trailing null-byte */</span></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>  <span class="comment">/* terminate properly */</span></div>
|
|
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  bin_string[bin_string_size - 1] = <span class="charliteral">'\0'</span>;</div>
|
|
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div>
|
|
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">for</span> (i = <a class="code" href="ntru__common_8h.html#a8d370c21bcf662e586397e764aba95e1">ASCII_BITS</a> - 1; i >= 0; --i, value >>= 1)</div>
|
|
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  bin_string[i] = (value & 1) + <span class="charliteral">'0'</span>;</div>
|
|
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div>
|
|
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">return</span> bin_string;</div>
|
|
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> }</div>
|
|
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div>
|
|
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment">/*------------------------------------------------------------------------*/</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> fmpz_poly_t *</div>
|
|
<div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="ntru__ascii__poly_8h.html#aa5d0d4abdb2ce837a0a3b6e478c8f1a9"> 81</a></span> <a class="code" href="ntru__ascii__poly_8c.html#aa5d0d4abdb2ce837a0a3b6e478c8f1a9">ascii_bin_to_bin_poly</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *to_poly, <span class="keyword">const</span> <a class="code" href="structntru__params.html">ntru_params</a> *params)</div>
|
|
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> {</div>
|
|
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  uint32_t i = 0;</div>
|
|
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  fmpz_poly_t *new_poly = <a class="code" href="ntru__mem_8c.html#a020790bf8b201fde92395cf975c0c691">ntru_malloc</a>(<span class="keyword">sizeof</span>(*new_poly));</div>
|
|
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div>
|
|
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  fmpz_poly_init(*new_poly);</div>
|
|
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div>
|
|
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">while</span> (to_poly[i] && i < params->N) {</div>
|
|
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  fmpz_poly_set_coeff_si(*new_poly,</div>
|
|
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  i,</div>
|
|
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  (to_poly[i] == <span class="charliteral">'0'</span>) ? -1 : 1);</div>
|
|
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  i++;</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">return</span> new_poly;</div>
|
|
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> }</div>
|
|
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div>
|
|
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment">/*------------------------------------------------------------------------*/</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> fmpz_poly_t **</div>
|
|
<div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="ntru__ascii__poly_8h.html#a3237071bca2489c3b2efd46e674e0805"> 101</a></span> <a class="code" href="ntru__ascii__poly_8c.html#a3237071bca2489c3b2efd46e674e0805">ascii_to_bin_poly_arr</a>(<span class="keyword">const</span> <span class="keywordtype">string</span> *to_poly, <span class="keyword">const</span> <a class="code" href="structntru__params.html">ntru_params</a> *params)</div>
|
|
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> {</div>
|
|
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordtype">char</span> *cur = to_poly-><a class="code" href="structstring.html#afd608f62303958cea6f1f7afdec1e282">ptr</a>;</div>
|
|
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordtype">char</span> *out = <a class="code" href="ntru__mem_8c.html#a020790bf8b201fde92395cf975c0c691">ntru_malloc</a>(<a class="code" href="ntru__common_8h.html#a22c7f61c2f0fa6b1943548e838055cec">CHAR_SIZE</a> * (to_poly-><a class="code" href="structstring.html#aa6bcf0353fd5cf2f374a9b1dd0e4a73a">len</a> * <a class="code" href="ntru__common_8h.html#a8d370c21bcf662e586397e764aba95e1">ASCII_BITS</a> + 1));</div>
|
|
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  uint32_t polyc = 0;</div>
|
|
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordtype">size_t</span> out_len = 0;</div>
|
|
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  fmpz_poly_t **poly_array;</div>
|
|
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div>
|
|
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < to_poly-><a class="code" href="structstring.html#aa6bcf0353fd5cf2f374a9b1dd0e4a73a">len</a>; i++) {</div>
|
|
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordtype">char</span> *tmp_string = <a class="code" href="ntru__ascii__poly_8c.html#a2d2f760b6a98bd87248c1d3e120a665b">get_int_to_bin_str</a>((<span class="keywordtype">int</span>)(*cur));</div>
|
|
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  memcpy(out + out_len, tmp_string, <a class="code" href="ntru__common_8h.html#a8d370c21bcf662e586397e764aba95e1">ASCII_BITS</a>);</div>
|
|
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  out_len += <a class="code" href="ntru__common_8h.html#a8d370c21bcf662e586397e764aba95e1">ASCII_BITS</a>;</div>
|
|
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  cur++;</div>
|
|
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  free(tmp_string);</div>
|
|
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  }</div>
|
|
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  out[out_len] = <span class="charliteral">'\0'</span>;</div>
|
|
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div>
|
|
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  poly_array = <a class="code" href="ntru__mem_8c.html#a020790bf8b201fde92395cf975c0c691">ntru_malloc</a>(<span class="keyword">sizeof</span>(**poly_array) *</div>
|
|
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  (strlen(out) / params-><a class="code" href="structntru__params.html#afb8425ee3db2b917b3c4e8d9b75bd3ff">N</a> + 1));</div>
|
|
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div>
|
|
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < out_len; i += params-><a class="code" href="structntru__params.html#afb8425ee3db2b917b3c4e8d9b75bd3ff">N</a>) {</div>
|
|
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordtype">char</span> chunk[params-><a class="code" href="structntru__params.html#afb8425ee3db2b917b3c4e8d9b75bd3ff">N</a> + 1];</div>
|
|
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordtype">size_t</span> real_chunk_size;</div>
|
|
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div>
|
|
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  real_chunk_size =</div>
|
|
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  (out_len - i > params-><a class="code" href="structntru__params.html#afb8425ee3db2b917b3c4e8d9b75bd3ff">N</a>) ? params-><a class="code" href="structntru__params.html#afb8425ee3db2b917b3c4e8d9b75bd3ff">N</a> : out_len - i;</div>
|
|
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div>
|
|
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  memcpy(chunk, out + i, real_chunk_size);</div>
|
|
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  chunk[real_chunk_size] = <span class="charliteral">'\0'</span>;</div>
|
|
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div>
|
|
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  poly_array[polyc] = <a class="code" href="ntru__ascii__poly_8c.html#aa5d0d4abdb2ce837a0a3b6e478c8f1a9">ascii_bin_to_bin_poly</a>(chunk, params);</div>
|
|
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div>
|
|
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  polyc++;</div>
|
|
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  }</div>
|
|
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div>
|
|
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  free(out);</div>
|
|
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div>
|
|
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  poly_array[polyc] = NULL;</div>
|
|
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div>
|
|
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">return</span> poly_array;</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> </div>
|
|
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment">/*------------------------------------------------------------------------*/</span></div>
|
|
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div>
|
|
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> fmpz_poly_t **</div>
|
|
<div class="line"><a name="l00146"></a><span class="lineno"><a class="line" href="ntru__ascii__poly_8h.html#a8460cd27ad4562f560bb304609a3e06d"> 146</a></span> <a class="code" href="ntru__ascii__poly_8c.html#a8460cd27ad4562f560bb304609a3e06d">base64_to_poly_arr</a>(<span class="keyword">const</span> <span class="keywordtype">string</span> *to_poly, <span class="keyword">const</span> <a class="code" href="structntru__params.html">ntru_params</a> *params)</div>
|
|
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> {</div>
|
|
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  uint32_t i = 0,</div>
|
|
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  polyc = 0;</div>
|
|
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  gsize out_len;</div>
|
|
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  guchar *base64_decoded = NULL,</div>
|
|
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  *base_tmp = NULL;</div>
|
|
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordtype">string</span> *new_string = <a class="code" href="ntru__mem_8c.html#a020790bf8b201fde92395cf975c0c691">ntru_malloc</a>(<span class="keyword">sizeof</span>(*new_string));</div>
|
|
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  fmpz_poly_t **poly_array;</div>
|
|
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordtype">char</span> *tmp = <a class="code" href="ntru__mem_8c.html#a020790bf8b201fde92395cf975c0c691">ntru_malloc</a>(<span class="keyword">sizeof</span>(<span class="keywordtype">char</span>) * (to_poly-><a class="code" href="structstring.html#aa6bcf0353fd5cf2f374a9b1dd0e4a73a">len</a> + 1));</div>
|
|
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div>
|
|
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="comment">/* g_base64_decode() needs it null-terminated */</span></div>
|
|
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  memcpy(tmp, to_poly-><a class="code" href="structstring.html#afd608f62303958cea6f1f7afdec1e282">ptr</a>, to_poly-><a class="code" href="structstring.html#aa6bcf0353fd5cf2f374a9b1dd0e4a73a">len</a>);</div>
|
|
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  tmp[to_poly-><a class="code" href="structstring.html#aa6bcf0353fd5cf2f374a9b1dd0e4a73a">len</a>] = <span class="charliteral">'\0'</span>;</div>
|
|
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div>
|
|
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  base_tmp = g_base64_decode((<span class="keyword">const</span> gchar *)tmp, &out_len);</div>
|
|
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div>
|
|
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="comment">/* g_base64_decode() needs it null-terminated */</span></div>
|
|
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <a class="code" href="ntru__mem_8h.html#a718b6446905826d711cb7ef00808bb4e">REALLOC</a>(tmp, <span class="keyword">sizeof</span>(<span class="keywordtype">char</span>) * (out_len + 1));</div>
|
|
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  memcpy(tmp, base_tmp, out_len);</div>
|
|
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  tmp[out_len] = <span class="charliteral">'\0'</span>;</div>
|
|
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div>
|
|
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  base64_decoded = g_base64_decode((<span class="keyword">const</span> gchar *)tmp, &out_len);</div>
|
|
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> </div>
|
|
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  new_string-><a class="code" href="structstring.html#afd608f62303958cea6f1f7afdec1e282">ptr</a> = (<span class="keywordtype">char</span> *)base64_decoded;</div>
|
|
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  new_string-><a class="code" href="structstring.html#aa6bcf0353fd5cf2f374a9b1dd0e4a73a">len</a> = (<span class="keywordtype">unsigned</span> long)(out_len);</div>
|
|
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div>
|
|
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  poly_array = <a class="code" href="ntru__mem_8c.html#a020790bf8b201fde92395cf975c0c691">ntru_malloc</a>(<span class="keyword">sizeof</span>(**poly_array) *</div>
|
|
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  (new_string-><a class="code" href="structstring.html#aa6bcf0353fd5cf2f374a9b1dd0e4a73a">len</a> / params-><a class="code" href="structntru__params.html#afb8425ee3db2b917b3c4e8d9b75bd3ff">N</a>));</div>
|
|
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div>
|
|
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">while</span> (i < new_string->len) {</div>
|
|
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  uint32_t j = 0;</div>
|
|
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  fmpz_poly_t *new_poly = <a class="code" href="ntru__mem_8c.html#a020790bf8b201fde92395cf975c0c691">ntru_malloc</a>(<span class="keyword">sizeof</span>(*new_poly));</div>
|
|
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div>
|
|
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  fmpz_poly_init(*new_poly);</div>
|
|
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> </div>
|
|
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">while</span> (j < params->N) {</div>
|
|
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  fmpz_poly_set_coeff_si(*new_poly,</div>
|
|
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  j,</div>
|
|
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  (uint8_t)(base64_decoded[i]));</div>
|
|
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  j++;</div>
|
|
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  i++;</div>
|
|
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  }</div>
|
|
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> </div>
|
|
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment">/* fill the last poly with q (which is a non-standard</span></div>
|
|
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="comment"> * coefficient) */</span></div>
|
|
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordflow">for</span> (uint32_t k = j; k < params-><a class="code" href="structntru__params.html#afb8425ee3db2b917b3c4e8d9b75bd3ff">N</a>; k++) {</div>
|
|
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  fmpz_poly_set_coeff_si(*new_poly,</div>
|
|
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  k,</div>
|
|
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  params-><a class="code" href="structntru__params.html#a29680750bda49dc93e61a752b2f2a0f7">q</a>);</div>
|
|
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  }</div>
|
|
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </div>
|
|
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  poly_array[polyc] = new_poly;</div>
|
|
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  polyc++;</div>
|
|
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  }</div>
|
|
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> </div>
|
|
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  poly_array[polyc] = NULL;</div>
|
|
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> </div>
|
|
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <a class="code" href="ntru__string_8c.html#ac1b5f66fbbbdfc7901357ddcfec52e5a">string_delete</a>(new_string);</div>
|
|
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  free(base_tmp);</div>
|
|
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  free(tmp);</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>  <span class="keywordflow">return</span> poly_array;</div>
|
|
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> }</div>
|
|
<div class="ttc" id="ntru__ascii__poly_8c_html_a3237071bca2489c3b2efd46e674e0805"><div class="ttname"><a href="ntru__ascii__poly_8c.html#a3237071bca2489c3b2efd46e674e0805">ascii_to_bin_poly_arr</a></div><div class="ttdeci">fmpz_poly_t ** ascii_to_bin_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#l00101">ntru_ascii_poly.c:101</a></div></div>
|
|
<div class="ttc" id="ntru__common_8h_html_a8d370c21bcf662e586397e764aba95e1"><div class="ttname"><a href="ntru__common_8h.html#a8d370c21bcf662e586397e764aba95e1">ASCII_BITS</a></div><div class="ttdeci">#define ASCII_BITS</div><div class="ttdef"><b>Definition:</b> <a href="ntru__common_8h_source.html#l00038">ntru_common.h:38</a></div></div>
|
|
<div class="ttc" id="ntru__string_8c_html_ac1b5f66fbbbdfc7901357ddcfec52e5a"><div class="ttname"><a href="ntru__string_8c.html#ac1b5f66fbbbdfc7901357ddcfec52e5a">string_delete</a></div><div class="ttdeci">void string_delete(string *del_string)</div><div class="ttdef"><b>Definition:</b> <a href="ntru__string_8c_source.html#l00047">ntru_string.c:47</a></div></div>
|
|
<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>
|
|
<div class="ttc" id="structntru__params_html_afb8425ee3db2b917b3c4e8d9b75bd3ff"><div class="ttname"><a href="structntru__params.html#afb8425ee3db2b917b3c4e8d9b75bd3ff">ntru_params::N</a></div><div class="ttdeci">uint32_t N</div><div class="ttdef"><b>Definition:</b> <a href="ntru__params_8h_source.html#l00048">ntru_params.h:48</a></div></div>
|
|
<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>
|
|
<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>
|
|
<div class="ttc" id="ntru__mem_8h_html"><div class="ttname"><a href="ntru__mem_8h.html">ntru_mem.h</a></div><div class="ttdoc">header for ntru_mem.c </div></div>
|
|
<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>
|
|
<div class="ttc" id="ntru__mem_8h_html_a718b6446905826d711cb7ef00808bb4e"><div class="ttname"><a href="ntru__mem_8h.html#a718b6446905826d711cb7ef00808bb4e">REALLOC</a></div><div class="ttdeci">#define REALLOC(ptr, size)</div><div class="ttdef"><b>Definition:</b> <a href="ntru__mem_8h_source.html#l00038">ntru_mem.h:38</a></div></div>
|
|
<div class="ttc" id="ntru__common_8h_html"><div class="ttname"><a href="ntru__common_8h.html">ntru_common.h</a></div><div class="ttdoc">common macros/functions </div></div>
|
|
<div class="ttc" id="ntru__ascii__poly_8c_html_a2d2f760b6a98bd87248c1d3e120a665b"><div class="ttname"><a href="ntru__ascii__poly_8c.html#a2d2f760b6a98bd87248c1d3e120a665b">get_int_to_bin_str</a></div><div class="ttdeci">static char * get_int_to_bin_str(uint8_t value)</div><div class="ttdef"><b>Definition:</b> <a href="ntru__ascii__poly_8c_source.html#l00062">ntru_ascii_poly.c:62</a></div></div>
|
|
<div class="ttc" id="ntru__mem_8c_html_a020790bf8b201fde92395cf975c0c691"><div class="ttname"><a href="ntru__mem_8c.html#a020790bf8b201fde92395cf975c0c691">ntru_malloc</a></div><div class="ttdeci">void * ntru_malloc(size_t size)</div><div class="ttdef"><b>Definition:</b> <a href="ntru__mem_8c_source.html#l00038">ntru_mem.c:38</a></div></div>
|
|
<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>
|
|
<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>
|
|
<div class="ttc" id="ntru__common_8h_html_a22c7f61c2f0fa6b1943548e838055cec"><div class="ttname"><a href="ntru__common_8h.html#a22c7f61c2f0fa6b1943548e838055cec">CHAR_SIZE</a></div><div class="ttdeci">#define CHAR_SIZE</div><div class="ttdef"><b>Definition:</b> <a href="ntru__common_8h_source.html#l00037">ntru_common.h:37</a></div></div>
|
|
<div class="ttc" id="structstring_html_afd608f62303958cea6f1f7afdec1e282"><div class="ttname"><a href="structstring.html#afd608f62303958cea6f1f7afdec1e282">string::ptr</a></div><div class="ttdeci">char * ptr</div><div class="ttdef"><b>Definition:</b> <a href="ntru__string_8h_source.html#l00049">ntru_string.h:49</a></div></div>
|
|
<div class="ttc" id="ntru__ascii__poly_8c_html_aa5d0d4abdb2ce837a0a3b6e478c8f1a9"><div class="ttname"><a href="ntru__ascii__poly_8c.html#aa5d0d4abdb2ce837a0a3b6e478c8f1a9">ascii_bin_to_bin_poly</a></div><div class="ttdeci">fmpz_poly_t * ascii_bin_to_bin_poly(const char *to_poly, const ntru_params *params)</div><div class="ttdef"><b>Definition:</b> <a href="ntru__ascii__poly_8c_source.html#l00081">ntru_ascii_poly.c:81</a></div></div>
|
|
<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>
|
|
<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>
|
|
</div><!-- fragment --></div><!-- contents -->
|
|
<!-- start footer part -->
|
|
<hr class="footer"/><address class="footer"><small>
|
|
Generated on Sun Jun 8 2014 23:33:23 for post quantum cryptography by  <a href="http://www.doxygen.org/index.html">
|
|
<img class="footer" src="doxygen.png" alt="doxygen"/>
|
|
</a> 1.8.7
|
|
</small></address>
|
|
</body>
|
|
</html>
|