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<a href="des_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"> * FIPS-46-3 compliant Triple-DES implementation</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"> * Copyright (C) 2006-2014, Brainspark B.V.</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 file is part of PolarSSL (http://www.polarssl.org)</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org></span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * All rights reserved.</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 program is free software; you can redistribute it and/or modify</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * it under the terms of the GNU General Public License as published by</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * the Free Software Foundation; either version 2 of the License, or</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * (at your option) any later version.</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"> * This program is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * GNU General Public License for more details.</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> <span class="comment"> * You should have received a copy of the GNU General Public License along</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * with this program; if not, write to the Free Software Foundation, Inc.,</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * DES, on which TDES is based, was originally designed by Horst Feistel</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * at IBM in 1974, and was adopted as a standard by NIST (formerly NBS).</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> * http://csrc.nist.gov/publications/fips/fips46-3/fips46-3.pdf</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#if !defined(POLARSSL_CONFIG_FILE)</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"></span><span class="preprocessor">#include "<a class="code" href="config_8h.html">polarssl/config.h</a>"</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span><span class="preprocessor">#include POLARSSL_CONFIG_FILE</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#if defined(POLARSSL_DES_C)</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include "<a class="code" href="des_8h.html">polarssl/des.h</a>"</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">#if defined(POLARSSL_PLATFORM_C)</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor"></span><span class="preprocessor">#include "<a class="code" href="platform_8h.html">polarssl/platform.h</a>"</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor"></span><span class="preprocessor">#define polarssl_printf printf</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#if !defined(POLARSSL_DES_ALT)</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment">/* Implementation that should never be optimized out by the compiler */</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">static</span> <span class="keywordtype">void</span> polarssl_zeroize( <span class="keywordtype">void</span> *v, <span class="keywordtype">size_t</span> n ) {</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">volatile</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *p = v; <span class="keywordflow">while</span>( n-- ) *p++ = 0;</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> </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> * 32-bit integer manipulation macros (big endian)</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#ifndef GET_UINT32_BE</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor"></span><span class="preprocessor">#define GET_UINT32_BE(n,b,i) \</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor">{ \</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor"> (n) = ( (uint32_t) (b)[(i) ] << 24 ) \</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor"> | ( (uint32_t) (b)[(i) + 1] << 16 ) \</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor"> | ( (uint32_t) (b)[(i) + 2] << 8 ) \</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor"> | ( (uint32_t) (b)[(i) + 3] ); \</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">}</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor">#ifndef PUT_UINT32_BE</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor"></span><span class="preprocessor">#define PUT_UINT32_BE(n,b,i) \</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor">{ \</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor"> (b)[(i) ] = (unsigned char) ( (n) >> 24 ); \</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor"> (b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor"> (b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor"> (b)[(i) + 3] = (unsigned char) ( (n) ); \</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor">}</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor"></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> <span class="comment"> * Expanded DES S-boxes</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="keyword">static</span> <span class="keyword">const</span> uint32_t SB1[64] =</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>  0x01010400, 0x00000000, 0x00010000, 0x01010404,</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  0x01010004, 0x00010404, 0x00000004, 0x00010000,</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  0x00000400, 0x01010400, 0x01010404, 0x00000400,</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  0x01000404, 0x01010004, 0x01000000, 0x00000004,</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  0x00000404, 0x01000400, 0x01000400, 0x00010400,</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  0x00010400, 0x01010000, 0x01010000, 0x01000404,</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  0x00010004, 0x01000004, 0x01000004, 0x00010004,</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  0x00000000, 0x00000404, 0x00010404, 0x01000000,</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  0x00010000, 0x01010404, 0x00000004, 0x01010000,</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  0x01010400, 0x01000000, 0x01000000, 0x00000400,</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  0x01010004, 0x00010000, 0x00010400, 0x01000004,</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  0x00000400, 0x00000004, 0x01000404, 0x00010404,</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  0x01010404, 0x00010004, 0x01010000, 0x01000404,</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  0x01000004, 0x00000404, 0x00010404, 0x01010400,</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  0x00000404, 0x01000400, 0x01000400, 0x00000000,</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  0x00010004, 0x00010400, 0x00000000, 0x01010004</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"> 101</span> <span class="keyword">static</span> <span class="keyword">const</span> uint32_t SB2[64] =</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>  0x80108020, 0x80008000, 0x00008000, 0x00108020,</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  0x00100000, 0x00000020, 0x80100020, 0x80008020,</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  0x80000020, 0x80108020, 0x80108000, 0x80000000,</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  0x80008000, 0x00100000, 0x00000020, 0x80100020,</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  0x00108000, 0x00100020, 0x80008020, 0x00000000,</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  0x80000000, 0x00008000, 0x00108020, 0x80100000,</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  0x00100020, 0x80000020, 0x00000000, 0x00108000,</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  0x00008020, 0x80108000, 0x80100000, 0x00008020,</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  0x00000000, 0x00108020, 0x80100020, 0x00100000,</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  0x80008020, 0x80100000, 0x80108000, 0x00008000,</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  0x80100000, 0x80008000, 0x00000020, 0x80108020,</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  0x00108020, 0x00000020, 0x00008000, 0x80000000,</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  0x00008020, 0x80108000, 0x00100000, 0x80000020,</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  0x00100020, 0x80008020, 0x80000020, 0x00100020,</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  0x00108000, 0x00000000, 0x80008000, 0x00008020,</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  0x80000000, 0x80100020, 0x80108020, 0x00108000</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> };</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="keyword">static</span> <span class="keyword">const</span> uint32_t SB3[64] =</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> {</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  0x00000208, 0x08020200, 0x00000000, 0x08020008,</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  0x08000200, 0x00000000, 0x00020208, 0x08000200,</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  0x00020008, 0x08000008, 0x08000008, 0x00020000,</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  0x08020208, 0x00020008, 0x08020000, 0x00000208,</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  0x08000000, 0x00000008, 0x08020200, 0x00000200,</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  0x00020200, 0x08020000, 0x08020008, 0x00020208,</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  0x08000208, 0x00020200, 0x00020000, 0x08000208,</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  0x00000008, 0x08020208, 0x00000200, 0x08000000,</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  0x08020200, 0x08000000, 0x00020008, 0x00000208,</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  0x00020000, 0x08020200, 0x08000200, 0x00000000,</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  0x00000200, 0x00020008, 0x08020208, 0x08000200,</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  0x08000008, 0x00000200, 0x00000000, 0x08020008,</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  0x08000208, 0x00020000, 0x08000000, 0x08020208,</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  0x00000008, 0x00020208, 0x00020200, 0x08000008,</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  0x08020000, 0x08000208, 0x00000208, 0x08020000,</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  0x00020208, 0x00000008, 0x08020008, 0x00020200</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> </div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="keyword">static</span> <span class="keyword">const</span> uint32_t SB4[64] =</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>  0x00802001, 0x00002081, 0x00002081, 0x00000080,</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  0x00802080, 0x00800081, 0x00800001, 0x00002001,</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  0x00000000, 0x00802000, 0x00802000, 0x00802081,</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  0x00000081, 0x00000000, 0x00800080, 0x00800001,</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  0x00000001, 0x00002000, 0x00800000, 0x00802001,</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  0x00000080, 0x00800000, 0x00002001, 0x00002080,</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  0x00800081, 0x00000001, 0x00002080, 0x00800080,</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  0x00002000, 0x00802080, 0x00802081, 0x00000081,</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  0x00800080, 0x00800001, 0x00802000, 0x00802081,</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  0x00000081, 0x00000000, 0x00000000, 0x00802000,</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  0x00002080, 0x00800080, 0x00800081, 0x00000001,</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  0x00802001, 0x00002081, 0x00002081, 0x00000080,</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  0x00802081, 0x00000081, 0x00000001, 0x00002000,</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  0x00800001, 0x00002001, 0x00802080, 0x00800081,</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  0x00002001, 0x00002080, 0x00800000, 0x00802001,</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  0x00000080, 0x00800000, 0x00002000, 0x00802080</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</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> <span class="keyword">static</span> <span class="keyword">const</span> uint32_t SB5[64] =</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>  0x00000100, 0x02080100, 0x02080000, 0x42000100,</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  0x00080000, 0x00000100, 0x40000000, 0x02080000,</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  0x40080100, 0x00080000, 0x02000100, 0x40080100,</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  0x42000100, 0x42080000, 0x00080100, 0x40000000,</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  0x02000000, 0x40080000, 0x40080000, 0x00000000,</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  0x40000100, 0x42080100, 0x42080100, 0x02000100,</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  0x42080000, 0x40000100, 0x00000000, 0x42000000,</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  0x02080100, 0x02000000, 0x42000000, 0x00080100,</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  0x00080000, 0x42000100, 0x00000100, 0x02000000,</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  0x40000000, 0x02080000, 0x42000100, 0x40080100,</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  0x02000100, 0x40000000, 0x42080000, 0x02080100,</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  0x40080100, 0x00000100, 0x02000000, 0x42080000,</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  0x42080100, 0x00080100, 0x42000000, 0x42080100,</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  0x02080000, 0x00000000, 0x40080000, 0x42000000,</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  0x00080100, 0x02000100, 0x40000100, 0x00080000,</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  0x00000000, 0x40080000, 0x02080100, 0x40000100</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> </div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="keyword">static</span> <span class="keyword">const</span> uint32_t SB6[64] =</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> {</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  0x20000010, 0x20400000, 0x00004000, 0x20404010,</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  0x20400000, 0x00000010, 0x20404010, 0x00400000,</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  0x20004000, 0x00404010, 0x00400000, 0x20000010,</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  0x00400010, 0x20004000, 0x20000000, 0x00004010,</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  0x00000000, 0x00400010, 0x20004010, 0x00004000,</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  0x00404000, 0x20004010, 0x00000010, 0x20400010,</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  0x20400010, 0x00000000, 0x00404010, 0x20404000,</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  0x00004010, 0x00404000, 0x20404000, 0x20000000,</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  0x20004000, 0x00000010, 0x20400010, 0x00404000,</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  0x20404010, 0x00400000, 0x00004010, 0x20000010,</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  0x00400000, 0x20004000, 0x20000000, 0x00004010,</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  0x20000010, 0x20404010, 0x00404000, 0x20400000,</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  0x00404010, 0x20404000, 0x00000000, 0x20400010,</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  0x00000010, 0x00004000, 0x20400000, 0x00404010,</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  0x00004000, 0x00400010, 0x20004010, 0x00000000,</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  0x20404000, 0x20000000, 0x00400010, 0x20004010</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> };</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> <span class="keyword">static</span> <span class="keyword">const</span> uint32_t SB7[64] =</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> {</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  0x00200000, 0x04200002, 0x04000802, 0x00000000,</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  0x00000800, 0x04000802, 0x00200802, 0x04200800,</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  0x04200802, 0x00200000, 0x00000000, 0x04000002,</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  0x00000002, 0x04000000, 0x04200002, 0x00000802,</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  0x04000800, 0x00200802, 0x00200002, 0x04000800,</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  0x04000002, 0x04200000, 0x04200800, 0x00200002,</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  0x04200000, 0x00000800, 0x00000802, 0x04200802,</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  0x00200800, 0x00000002, 0x04000000, 0x00200800,</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  0x04000000, 0x00200800, 0x00200000, 0x04000802,</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  0x04000802, 0x04200002, 0x04200002, 0x00000002,</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  0x00200002, 0x04000000, 0x04000800, 0x00200000,</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  0x04200800, 0x00000802, 0x00200802, 0x04200800,</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  0x00000802, 0x04000002, 0x04200802, 0x04200000,</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  0x00200800, 0x00000000, 0x00000002, 0x04200802,</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  0x00000000, 0x00200802, 0x04200000, 0x00000800,</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  0x04000002, 0x04000800, 0x00000800, 0x00200002</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</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="keyword">static</span> <span class="keyword">const</span> uint32_t SB8[64] =</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> {</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  0x10001040, 0x00001000, 0x00040000, 0x10041040,</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  0x10000000, 0x10001040, 0x00000040, 0x10000000,</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  0x00040040, 0x10040000, 0x10041040, 0x00041000,</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  0x10041000, 0x00041040, 0x00001000, 0x00000040,</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  0x10040000, 0x10000040, 0x10001000, 0x00001040,</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  0x00041000, 0x00040040, 0x10040040, 0x10041000,</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  0x00001040, 0x00000000, 0x00000000, 0x10040040,</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  0x10000040, 0x10001000, 0x00041040, 0x00040000,</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  0x00041040, 0x00040000, 0x10041000, 0x00001000,</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  0x00000040, 0x10040040, 0x00001000, 0x00041040,</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  0x10001000, 0x00000040, 0x10000040, 0x10040000,</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  0x10040040, 0x10000000, 0x00040000, 0x10001040,</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  0x00000000, 0x10041040, 0x00040040, 0x10000040,</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  0x10040000, 0x10001000, 0x10001040, 0x00000000,</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  0x10041040, 0x00041000, 0x00041000, 0x00001040,</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  0x00001040, 0x00040040, 0x10000000, 0x10041000</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> };</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="comment">/*</span></div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="comment"> * PC1: left and right halves bit-swap</span></div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="keyword">static</span> <span class="keyword">const</span> uint32_t LHs[16] =</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> {</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  0x00000000, 0x00000001, 0x00000100, 0x00000101,</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  0x00010000, 0x00010001, 0x00010100, 0x00010101,</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  0x01000000, 0x01000001, 0x01000100, 0x01000101,</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  0x01010000, 0x01010001, 0x01010100, 0x01010101</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> <span class="keyword">static</span> <span class="keyword">const</span> uint32_t RHs[16] =</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> {</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  0x00000000, 0x01000000, 0x00010000, 0x01010000,</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  0x00000100, 0x01000100, 0x00010100, 0x01010100,</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  0x00000001, 0x01000001, 0x00010001, 0x01010001,</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  0x00000101, 0x01000101, 0x00010101, 0x01010101,</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> };</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="comment"> * Initial Permutation macro</span></div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="preprocessor">#define DES_IP(X,Y) \</span></div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="preprocessor">{ \</span></div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="preprocessor"> T = ((X >> 4) ^ Y) & 0x0F0F0F0F; Y ^= T; X ^= (T << 4); \</span></div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> <span class="preprocessor"> T = ((X >> 16) ^ Y) & 0x0000FFFF; Y ^= T; X ^= (T << 16); \</span></div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="preprocessor"> T = ((Y >> 2) ^ X) & 0x33333333; X ^= T; Y ^= (T << 2); \</span></div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="preprocessor"> T = ((Y >> 8) ^ X) & 0x00FF00FF; X ^= T; Y ^= (T << 8); \</span></div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> <span class="preprocessor"> Y = ((Y << 1) | (Y >> 31)) & 0xFFFFFFFF; \</span></div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> <span class="preprocessor"> T = (X ^ Y) & 0xAAAAAAAA; Y ^= T; X ^= T; \</span></div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> <span class="preprocessor"> X = ((X << 1) | (X >> 31)) & 0xFFFFFFFF; \</span></div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="preprocessor">}</span></div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> <span class="comment"> * Final Permutation macro</span></div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="preprocessor">#define DES_FP(X,Y) \</span></div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> <span class="preprocessor">{ \</span></div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> <span class="preprocessor"> X = ((X << 31) | (X >> 1)) & 0xFFFFFFFF; \</span></div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="preprocessor"> T = (X ^ Y) & 0xAAAAAAAA; X ^= T; Y ^= T; \</span></div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <span class="preprocessor"> Y = ((Y << 31) | (Y >> 1)) & 0xFFFFFFFF; \</span></div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="preprocessor"> T = ((Y >> 8) ^ X) & 0x00FF00FF; X ^= T; Y ^= (T << 8); \</span></div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="preprocessor"> T = ((Y >> 2) ^ X) & 0x33333333; X ^= T; Y ^= (T << 2); \</span></div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> <span class="preprocessor"> T = ((X >> 16) ^ Y) & 0x0000FFFF; Y ^= T; X ^= (T << 16); \</span></div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> <span class="preprocessor"> T = ((X >> 4) ^ Y) & 0x0F0F0F0F; Y ^= T; X ^= (T << 4); \</span></div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="preprocessor">}</span></div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="comment"> * DES round macro</span></div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="preprocessor">#define DES_ROUND(X,Y) \</span></div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span> <span class="preprocessor">{ \</span></div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> <span class="preprocessor"> T = *SK++ ^ X; \</span></div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="preprocessor"> Y ^= SB8[ (T ) & 0x3F ] ^ \</span></div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> <span class="preprocessor"> SB6[ (T >> 8) & 0x3F ] ^ \</span></div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="preprocessor"> SB4[ (T >> 16) & 0x3F ] ^ \</span></div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="preprocessor"> SB2[ (T >> 24) & 0x3F ]; \</span></div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> <span class="preprocessor"> \</span></div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="preprocessor"> T = *SK++ ^ ((X << 28) | (X >> 4)); \</span></div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> <span class="preprocessor"> Y ^= SB7[ (T ) & 0x3F ] ^ \</span></div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> <span class="preprocessor"> SB5[ (T >> 8) & 0x3F ] ^ \</span></div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> <span class="preprocessor"> SB3[ (T >> 16) & 0x3F ] ^ \</span></div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="preprocessor"> SB1[ (T >> 24) & 0x3F ]; \</span></div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> <span class="preprocessor">}</span></div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="preprocessor">#define SWAP(a,b) { uint32_t t = a; a = b; b = t; t = 0; }</span></div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="keywordtype">void</span> <a class="code" href="des_8h.html#a1ed09f7f6da53be335a13839b8036e61">des_init</a>( <a class="code" href="structdes__context.html">des_context</a> *ctx )</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span> {</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  memset( ctx, 0, <span class="keyword">sizeof</span>( <a class="code" href="structdes__context.html">des_context</a> ) );</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> }</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span> </div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <span class="keywordtype">void</span> <a class="code" href="des_8h.html#ae8d8b3cc4fc59ef7b59a2392c988fc30">des_free</a>( <a class="code" href="structdes__context.html">des_context</a> *ctx )</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span> {</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keywordflow">if</span>( ctx == NULL )</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span> </div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  polarssl_zeroize( ctx, <span class="keyword">sizeof</span>( <a class="code" href="structdes__context.html">des_context</a> ) );</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> }</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span> </div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="keywordtype">void</span> <a class="code" href="des_8h.html#a4d351cc3a7e07b759d74044d09b44ca3">des3_init</a>( <a class="code" href="structdes3__context.html">des3_context</a> *ctx )</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> {</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  memset( ctx, 0, <span class="keyword">sizeof</span>( <a class="code" href="structdes3__context.html">des3_context</a> ) );</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span> }</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> </div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="keywordtype">void</span> <a class="code" href="des_8h.html#aa2df5205d7bdcd9b3a9a3f721195ceeb">des3_free</a>( <a class="code" href="structdes3__context.html">des3_context</a> *ctx )</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> {</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keywordflow">if</span>( ctx == NULL )</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span> </div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  polarssl_zeroize( ctx, <span class="keyword">sizeof</span>( <a class="code" href="structdes3__context.html">des3_context</a> ) );</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> }</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span> </div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> odd_parity_table[128] = { 1, 2, 4, 7, 8,</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  11, 13, 14, 16, 19, 21, 22, 25, 26, 28, 31, 32, 35, 37, 38, 41, 42, 44,</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  47, 49, 50, 52, 55, 56, 59, 61, 62, 64, 67, 69, 70, 73, 74, 76, 79, 81,</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  82, 84, 87, 88, 91, 93, 94, 97, 98, 100, 103, 104, 107, 109, 110, 112,</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  115, 117, 118, 121, 122, 124, 127, 128, 131, 133, 134, 137, 138, 140,</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  143, 145, 146, 148, 151, 152, 155, 157, 158, 161, 162, 164, 167, 168,</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  171, 173, 174, 176, 179, 181, 182, 185, 186, 188, 191, 193, 194, 196,</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  199, 200, 203, 205, 206, 208, 211, 213, 214, 217, 218, 220, 223, 224,</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  227, 229, 230, 233, 234, 236, 239, 241, 242, 244, 247, 248, 251, 253,</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  254 };</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> </div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span> <span class="keywordtype">void</span> <a class="code" href="des_8h.html#aeeb6460f4809428528e32fd5a01f7932">des_key_set_parity</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> key[<a class="code" href="des_8h.html#a8bf6267292365ce38e20d505445a361b">DES_KEY_SIZE</a>] )</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span> {</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span> </div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="keywordflow">for</span>( i = 0; i < <a class="code" href="des_8h.html#a8bf6267292365ce38e20d505445a361b">DES_KEY_SIZE</a>; i++ )</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  key[i] = odd_parity_table[key[i] / 2];</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> }</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> </div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span> <span class="comment"> * Check the given key's parity, returns 1 on failure, 0 on SUCCESS</span></div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span> <span class="keywordtype">int</span> <a class="code" href="des_8h.html#af089610af0a75467372238e33180adb1">des_key_check_key_parity</a>( <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> key[DES_KEY_SIZE] )</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span> {</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> </div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="keywordflow">for</span>( i = 0; i < <a class="code" href="des_8h.html#a8bf6267292365ce38e20d505445a361b">DES_KEY_SIZE</a>; i++ )</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="keywordflow">if</span>( key[i] != odd_parity_table[key[i] / 2] )</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keywordflow">return</span>( 1 );</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span> </div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span> }</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> <span class="comment"> * Table of weak and semi-weak keys</span></div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span> <span class="comment"> * Source: http://en.wikipedia.org/wiki/Weak_key</span></div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span> <span class="comment"> * Weak:</span></div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> <span class="comment"> * Alternating ones + zeros (0x0101010101010101)</span></div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span> <span class="comment"> * Alternating 'F' + 'E' (0xFEFEFEFEFEFEFEFE)</span></div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span> <span class="comment"> * '0xE0E0E0E0F1F1F1F1'</span></div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span> <span class="comment"> * '0x1F1F1F1F0E0E0E0E'</span></div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> <span class="comment"> * Semi-weak:</span></div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> <span class="comment"> * 0x011F011F010E010E and 0x1F011F010E010E01</span></div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> <span class="comment"> * 0x01E001E001F101F1 and 0xE001E001F101F101</span></div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span> <span class="comment"> * 0x01FE01FE01FE01FE and 0xFE01FE01FE01FE01</span></div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span> <span class="comment"> * 0x1FE01FE00EF10EF1 and 0xE01FE01FF10EF10E</span></div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span> <span class="comment"> * 0x1FFE1FFE0EFE0EFE and 0xFE1FFE1FFE0EFE0E</span></div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span> <span class="comment"> * 0xE0FEE0FEF1FEF1FE and 0xFEE0FEE0FEF1FEF1</span></div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span> </div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span> <span class="preprocessor">#define WEAK_KEY_COUNT 16</span></div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> weak_key_table[WEAK_KEY_COUNT][<a class="code" href="des_8h.html#a8bf6267292365ce38e20d505445a361b">DES_KEY_SIZE</a>] =</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span> {</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  { 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01 },</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  { 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE },</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  { 0x1F, 0x1F, 0x1F, 0x1F, 0x0E, 0x0E, 0x0E, 0x0E },</div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  { 0xE0, 0xE0, 0xE0, 0xE0, 0xF1, 0xF1, 0xF1, 0xF1 },</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> </div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  { 0x01, 0x1F, 0x01, 0x1F, 0x01, 0x0E, 0x01, 0x0E },</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  { 0x1F, 0x01, 0x1F, 0x01, 0x0E, 0x01, 0x0E, 0x01 },</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  { 0x01, 0xE0, 0x01, 0xE0, 0x01, 0xF1, 0x01, 0xF1 },</div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  { 0xE0, 0x01, 0xE0, 0x01, 0xF1, 0x01, 0xF1, 0x01 },</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  { 0x01, 0xFE, 0x01, 0xFE, 0x01, 0xFE, 0x01, 0xFE },</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  { 0xFE, 0x01, 0xFE, 0x01, 0xFE, 0x01, 0xFE, 0x01 },</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  { 0x1F, 0xE0, 0x1F, 0xE0, 0x0E, 0xF1, 0x0E, 0xF1 },</div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  { 0xE0, 0x1F, 0xE0, 0x1F, 0xF1, 0x0E, 0xF1, 0x0E },</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  { 0x1F, 0xFE, 0x1F, 0xFE, 0x0E, 0xFE, 0x0E, 0xFE },</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  { 0xFE, 0x1F, 0xFE, 0x1F, 0xFE, 0x0E, 0xFE, 0x0E },</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  { 0xE0, 0xFE, 0xE0, 0xFE, 0xF1, 0xFE, 0xF1, 0xFE },</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  { 0xFE, 0xE0, 0xFE, 0xE0, 0xFE, 0xF1, 0xFE, 0xF1 }</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span> };</div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> </div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="keywordtype">int</span> <a class="code" href="des_8h.html#adb48a3e7b81245c576a91e854e9a6db6">des_key_check_weak</a>( <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> key[DES_KEY_SIZE] )</div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span> {</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> </div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="keywordflow">for</span>( i = 0; i < WEAK_KEY_COUNT; i++ )</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keywordflow">if</span>( memcmp( weak_key_table[i], key, DES_KEY_SIZE) == 0 )</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keywordflow">return</span>( 1 );</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span> </div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span> }</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span> </div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span> <span class="keyword">static</span> <span class="keywordtype">void</span> des_setkey( uint32_t SK[32], <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> key[DES_KEY_SIZE] )</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span> {</div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  uint32_t X, Y, T;</div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span> </div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#a37e0e1a97807195e2de54fd6487751d3">GET_UINT32_BE</a>( X, key, 0 );</div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#a37e0e1a97807195e2de54fd6487751d3">GET_UINT32_BE</a>( Y, key, 4 );</div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span> </div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span> <span class="comment"> * Permuted Choice 1</span></div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  T = ((Y >> 4) ^ X) & 0x0F0F0F0F; X ^= T; Y ^= (T << 4);</div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  T = ((Y ) ^ X) & 0x10101010; X ^= T; Y ^= (T );</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span> </div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  X = (LHs[ (X ) & 0xF] << 3) | (LHs[ (X >> 8) & 0xF ] << 2)</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  | (LHs[ (X >> 16) & 0xF] << 1) | (LHs[ (X >> 24) & 0xF ] )</div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  | (LHs[ (X >> 5) & 0xF] << 7) | (LHs[ (X >> 13) & 0xF ] << 6)</div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  | (LHs[ (X >> 21) & 0xF] << 5) | (LHs[ (X >> 29) & 0xF ] << 4);</div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span> </div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  Y = (RHs[ (Y >> 1) & 0xF] << 3) | (RHs[ (Y >> 9) & 0xF ] << 2)</div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  | (RHs[ (Y >> 17) & 0xF] << 1) | (RHs[ (Y >> 25) & 0xF ] )</div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  | (RHs[ (Y >> 4) & 0xF] << 7) | (RHs[ (Y >> 12) & 0xF ] << 6)</div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  | (RHs[ (Y >> 20) & 0xF] << 5) | (RHs[ (Y >> 28) & 0xF ] << 4);</div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span> </div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  X &= 0x0FFFFFFF;</div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  Y &= 0x0FFFFFFF;</div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span> </div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span> <span class="comment"> * calculate subkeys</span></div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keywordflow">for</span>( i = 0; i < 16; i++ )</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  {</div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keywordflow">if</span>( i < 2 || i == 8 || i == 15 )</div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  {</div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  X = ((X << 1) | (X >> 27)) & 0x0FFFFFFF;</div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  Y = ((Y << 1) | (Y >> 27)) & 0x0FFFFFFF;</div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  }</div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  {</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  X = ((X << 2) | (X >> 26)) & 0x0FFFFFFF;</div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  Y = ((Y << 2) | (Y >> 26)) & 0x0FFFFFFF;</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  }</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span> </div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  *SK++ = ((X << 4) & 0x24000000) | ((X << 28) & 0x10000000)</div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  | ((X << 14) & 0x08000000) | ((X << 18) & 0x02080000)</div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  | ((X << 6) & 0x01000000) | ((X << 9) & 0x00200000)</div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  | ((X >> 1) & 0x00100000) | ((X << 10) & 0x00040000)</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  | ((X << 2) & 0x00020000) | ((X >> 10) & 0x00010000)</div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  | ((Y >> 13) & 0x00002000) | ((Y >> 4) & 0x00001000)</div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  | ((Y << 6) & 0x00000800) | ((Y >> 1) & 0x00000400)</div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  | ((Y >> 14) & 0x00000200) | ((Y ) & 0x00000100)</div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  | ((Y >> 5) & 0x00000020) | ((Y >> 10) & 0x00000010)</div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  | ((Y >> 3) & 0x00000008) | ((Y >> 18) & 0x00000004)</div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  | ((Y >> 26) & 0x00000002) | ((Y >> 24) & 0x00000001);</div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span> </div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  *SK++ = ((X << 15) & 0x20000000) | ((X << 17) & 0x10000000)</div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  | ((X << 10) & 0x08000000) | ((X << 22) & 0x04000000)</div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  | ((X >> 2) & 0x02000000) | ((X << 1) & 0x01000000)</div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  | ((X << 16) & 0x00200000) | ((X << 11) & 0x00100000)</div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  | ((X << 3) & 0x00080000) | ((X >> 6) & 0x00040000)</div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  | ((X << 15) & 0x00020000) | ((X >> 4) & 0x00010000)</div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  | ((Y >> 2) & 0x00002000) | ((Y << 8) & 0x00001000)</div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  | ((Y >> 14) & 0x00000808) | ((Y >> 9) & 0x00000400)</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  | ((Y ) & 0x00000200) | ((Y << 7) & 0x00000100)</div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  | ((Y >> 7) & 0x00000020) | ((Y >> 3) & 0x00000011)</div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  | ((Y << 2) & 0x00000004) | ((Y >> 21) & 0x00000002);</div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  }</div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span> }</div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span> </div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span> <span class="comment"> * DES key schedule (56-bit, encryption)</span></div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span> <span class="keywordtype">int</span> <a class="code" href="des_8h.html#a1b22cb44f55c6d017fa13cf2d0fc7f9b">des_setkey_enc</a>( <a class="code" href="structdes__context.html">des_context</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> key[DES_KEY_SIZE] )</div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span> {</div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  des_setkey( ctx-><a class="code" href="structdes__context.html#aba17abb1c23bcf34a25ce68be66138f2">sk</a>, key );</div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span> </div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span> }</div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span> </div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span> <span class="comment"> * DES key schedule (56-bit, decryption)</span></div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span> <span class="keywordtype">int</span> <a class="code" href="des_8h.html#ab300e183176d3e3b21af9452c75acb85">des_setkey_dec</a>( <a class="code" href="structdes__context.html">des_context</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> key[DES_KEY_SIZE] )</div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span> {</div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span> </div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  des_setkey( ctx-><a class="code" href="structdes__context.html#aba17abb1c23bcf34a25ce68be66138f2">sk</a>, key );</div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span> </div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="keywordflow">for</span>( i = 0; i < 16; i += 2 )</div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  {</div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  SWAP( ctx-><a class="code" href="structdes__context.html#aba17abb1c23bcf34a25ce68be66138f2">sk</a>[i ], ctx-><a class="code" href="structdes__context.html#aba17abb1c23bcf34a25ce68be66138f2">sk</a>[30 - i] );</div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  SWAP( ctx-><a class="code" href="structdes__context.html#aba17abb1c23bcf34a25ce68be66138f2">sk</a>[i + 1], ctx-><a class="code" href="structdes__context.html#aba17abb1c23bcf34a25ce68be66138f2">sk</a>[31 - i] );</div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  }</div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span> </div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span> }</div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span> </div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span> <span class="keyword">static</span> <span class="keywordtype">void</span> des3_set2key( uint32_t esk[96],</div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  uint32_t dsk[96],</div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> key[DES_KEY_SIZE*2] )</div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span> {</div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span> </div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  des_setkey( esk, key );</div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  des_setkey( dsk + 32, key + 8 );</div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span> </div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  <span class="keywordflow">for</span>( i = 0; i < 32; i += 2 )</div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  {</div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  dsk[i ] = esk[30 - i];</div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  dsk[i + 1] = esk[31 - i];</div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span> </div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  esk[i + 32] = dsk[62 - i];</div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  esk[i + 33] = dsk[63 - i];</div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span> </div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  esk[i + 64] = esk[i ];</div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  esk[i + 65] = esk[i + 1];</div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span> </div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  dsk[i + 64] = dsk[i ];</div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  dsk[i + 65] = dsk[i + 1];</div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  }</div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span> }</div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span> </div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span> <span class="comment"> * Triple-DES key schedule (112-bit, encryption)</span></div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span> <span class="keywordtype">int</span> <a class="code" href="des_8h.html#a2d2c76bae67d37111bf9f5e6c4eaf4b6">des3_set2key_enc</a>( <a class="code" href="structdes3__context.html">des3_context</a> *ctx,</div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> key[DES_KEY_SIZE * 2] )</div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span> {</div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  uint32_t sk[96];</div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span> </div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  des3_set2key( ctx-><a class="code" href="structdes3__context.html#a83d57cbd9abf81f62b2662ca47262006">sk</a>, sk, key );</div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  polarssl_zeroize( sk, <span class="keyword">sizeof</span>( sk ) );</div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span> </div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span> }</div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span> </div>
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span> <span class="comment"> * Triple-DES key schedule (112-bit, decryption)</span></div>
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span> <span class="keywordtype">int</span> <a class="code" href="des_8h.html#aaa06aa58db669053ecc488b47fca5a9d">des3_set2key_dec</a>( <a class="code" href="structdes3__context.html">des3_context</a> *ctx,</div>
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> key[DES_KEY_SIZE * 2] )</div>
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span> {</div>
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  uint32_t sk[96];</div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span> </div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  des3_set2key( sk, ctx-><a class="code" href="structdes3__context.html#a83d57cbd9abf81f62b2662ca47262006">sk</a>, key );</div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  polarssl_zeroize( sk, <span class="keyword">sizeof</span>( sk ) );</div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span> </div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span> }</div>
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span> </div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span> <span class="keyword">static</span> <span class="keywordtype">void</span> des3_set3key( uint32_t esk[96],</div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  uint32_t dsk[96],</div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> key[24] )</div>
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span> {</div>
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span> </div>
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  des_setkey( esk, key );</div>
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  des_setkey( dsk + 32, key + 8 );</div>
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  des_setkey( esk + 64, key + 16 );</div>
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span> </div>
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  <span class="keywordflow">for</span>( i = 0; i < 32; i += 2 )</div>
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  {</div>
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  dsk[i ] = esk[94 - i];</div>
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  dsk[i + 1] = esk[95 - i];</div>
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span> </div>
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  esk[i + 32] = dsk[62 - i];</div>
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  esk[i + 33] = dsk[63 - i];</div>
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span> </div>
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  dsk[i + 64] = esk[30 - i];</div>
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  dsk[i + 65] = esk[31 - i];</div>
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  }</div>
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span> }</div>
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span> </div>
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span> <span class="comment"> * Triple-DES key schedule (168-bit, encryption)</span></div>
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span> <span class="keywordtype">int</span> <a class="code" href="des_8h.html#a9e2e59abedd7f5ce8f35cdd210367a61">des3_set3key_enc</a>( <a class="code" href="structdes3__context.html">des3_context</a> *ctx,</div>
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> key[DES_KEY_SIZE * 3] )</div>
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span> {</div>
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  uint32_t sk[96];</div>
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span> </div>
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  des3_set3key( ctx-><a class="code" href="structdes3__context.html#a83d57cbd9abf81f62b2662ca47262006">sk</a>, sk, key );</div>
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  polarssl_zeroize( sk, <span class="keyword">sizeof</span>( sk ) );</div>
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span> </div>
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span> }</div>
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span> </div>
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span> <span class="comment"> * Triple-DES key schedule (168-bit, decryption)</span></div>
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span> <span class="keywordtype">int</span> <a class="code" href="des_8h.html#a563cfb88d2dbd782e9ddeae473747877">des3_set3key_dec</a>( <a class="code" href="structdes3__context.html">des3_context</a> *ctx,</div>
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> key[DES_KEY_SIZE * 3] )</div>
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span> {</div>
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  uint32_t sk[96];</div>
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span> </div>
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  des3_set3key( sk, ctx-><a class="code" href="structdes3__context.html#a83d57cbd9abf81f62b2662ca47262006">sk</a>, key );</div>
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  polarssl_zeroize( sk, <span class="keyword">sizeof</span>( sk ) );</div>
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span> </div>
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span> }</div>
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span> </div>
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span> <span class="comment"> * DES-ECB block encryption/decryption</span></div>
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span> <span class="keywordtype">int</span> <a class="code" href="des_8h.html#a92ee6c66c1fd47cd3eba61736d0478b1">des_crypt_ecb</a>( <a class="code" href="structdes__context.html">des_context</a> *ctx,</div>
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> input[8],</div>
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> output[8] )</div>
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span> {</div>
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  uint32_t X, Y, T, *SK;</div>
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span> </div>
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  SK = ctx-><a class="code" href="structdes__context.html#aba17abb1c23bcf34a25ce68be66138f2">sk</a>;</div>
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span> </div>
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#a37e0e1a97807195e2de54fd6487751d3">GET_UINT32_BE</a>( X, input, 0 );</div>
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#a37e0e1a97807195e2de54fd6487751d3">GET_UINT32_BE</a>( Y, input, 4 );</div>
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span> </div>
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  DES_IP( X, Y );</div>
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span> </div>
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <span class="keywordflow">for</span>( i = 0; i < 8; i++ )</div>
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  {</div>
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  DES_ROUND( Y, X );</div>
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  DES_ROUND( X, Y );</div>
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  }</div>
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span> </div>
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  DES_FP( Y, X );</div>
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span> </div>
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#a4671795996d0aae650c87a82bca7b880">PUT_UINT32_BE</a>( Y, output, 0 );</div>
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#a4671795996d0aae650c87a82bca7b880">PUT_UINT32_BE</a>( X, output, 4 );</div>
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span> </div>
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span> }</div>
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span> </div>
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span> <span class="preprocessor">#if defined(POLARSSL_CIPHER_MODE_CBC)</span></div>
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span> <span class="preprocessor"></span><span class="comment">/*</span></div>
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span> <span class="comment"> * DES-CBC buffer encryption/decryption</span></div>
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span> <span class="keywordtype">int</span> <a class="code" href="des_8h.html#a71a6423b0f22c8f619466c376176cebc">des_crypt_cbc</a>( <a class="code" href="structdes__context.html">des_context</a> *ctx,</div>
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  <span class="keywordtype">int</span> mode,</div>
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  <span class="keywordtype">size_t</span> length,</div>
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> iv[8],</div>
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input,</div>
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output )</div>
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span> {</div>
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> temp[8];</div>
<div class="line"><a name="l00667"></a><span class="lineno"> 667</span> </div>
<div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  <span class="keywordflow">if</span>( length % 8 )</div>
<div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  <span class="keywordflow">return</span>( <a class="code" href="des_8h.html#abd97773a4916e7ba50ad66dc77719bac">POLARSSL_ERR_DES_INVALID_INPUT_LENGTH</a> );</div>
<div class="line"><a name="l00670"></a><span class="lineno"> 670</span> </div>
<div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  <span class="keywordflow">if</span>( mode == <a class="code" href="des_8h.html#a89730e026cc6082480f070985e91e8aa">DES_ENCRYPT</a> )</div>
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  {</div>
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  <span class="keywordflow">while</span>( length > 0 )</div>
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  {</div>
<div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  <span class="keywordflow">for</span>( i = 0; i < 8; i++ )</div>
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  output[i] = (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>)( input[i] ^ iv[i] );</div>
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span> </div>
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  <a class="code" href="des_8h.html#a92ee6c66c1fd47cd3eba61736d0478b1">des_crypt_ecb</a>( ctx, output, output );</div>
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  memcpy( iv, output, 8 );</div>
<div class="line"><a name="l00680"></a><span class="lineno"> 680</span> </div>
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  input += 8;</div>
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  output += 8;</div>
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  length -= 8;</div>
<div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  }</div>
<div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  }</div>
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  <span class="keywordflow">else</span> <span class="comment">/* DES_DECRYPT */</span></div>
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  {</div>
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  <span class="keywordflow">while</span>( length > 0 )</div>
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span>  {</div>
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  memcpy( temp, input, 8 );</div>
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span>  <a class="code" href="des_8h.html#a92ee6c66c1fd47cd3eba61736d0478b1">des_crypt_ecb</a>( ctx, input, output );</div>
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span> </div>
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  <span class="keywordflow">for</span>( i = 0; i < 8; i++ )</div>
<div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  output[i] = (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>)( output[i] ^ iv[i] );</div>
<div class="line"><a name="l00695"></a><span class="lineno"> 695</span> </div>
<div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  memcpy( iv, temp, 8 );</div>
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span> </div>
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  input += 8;</div>
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  output += 8;</div>
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  length -= 8;</div>
<div class="line"><a name="l00701"></a><span class="lineno"> 701</span>  }</div>
<div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  }</div>
<div class="line"><a name="l00703"></a><span class="lineno"> 703</span> </div>
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span> }</div>
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_CIPHER_MODE_CBC */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00708"></a><span class="lineno"> 708</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span> <span class="comment"> * 3DES-ECB block encryption/decryption</span></div>
<div class="line"><a name="l00710"></a><span class="lineno"> 710</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00711"></a><span class="lineno"> 711</span> <span class="keywordtype">int</span> <a class="code" href="des_8h.html#ac404a5ef3c0602cdc31c9e0e74530b0a">des3_crypt_ecb</a>( <a class="code" href="structdes3__context.html">des3_context</a> *ctx,</div>
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> input[8],</div>
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> output[8] )</div>
<div class="line"><a name="l00714"></a><span class="lineno"> 714</span> {</div>
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  uint32_t X, Y, T, *SK;</div>
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span> </div>
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  SK = ctx-><a class="code" href="structdes3__context.html#a83d57cbd9abf81f62b2662ca47262006">sk</a>;</div>
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span> </div>
<div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#a37e0e1a97807195e2de54fd6487751d3">GET_UINT32_BE</a>( X, input, 0 );</div>
<div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#a37e0e1a97807195e2de54fd6487751d3">GET_UINT32_BE</a>( Y, input, 4 );</div>
<div class="line"><a name="l00722"></a><span class="lineno"> 722</span> </div>
<div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  DES_IP( X, Y );</div>
<div class="line"><a name="l00724"></a><span class="lineno"> 724</span> </div>
<div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  <span class="keywordflow">for</span>( i = 0; i < 8; i++ )</div>
<div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  {</div>
<div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  DES_ROUND( Y, X );</div>
<div class="line"><a name="l00728"></a><span class="lineno"> 728</span>  DES_ROUND( X, Y );</div>
<div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  }</div>
<div class="line"><a name="l00730"></a><span class="lineno"> 730</span> </div>
<div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  <span class="keywordflow">for</span>( i = 0; i < 8; i++ )</div>
<div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  {</div>
<div class="line"><a name="l00733"></a><span class="lineno"> 733</span>  DES_ROUND( X, Y );</div>
<div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  DES_ROUND( Y, X );</div>
<div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  }</div>
<div class="line"><a name="l00736"></a><span class="lineno"> 736</span> </div>
<div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  <span class="keywordflow">for</span>( i = 0; i < 8; i++ )</div>
<div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  {</div>
<div class="line"><a name="l00739"></a><span class="lineno"> 739</span>  DES_ROUND( Y, X );</div>
<div class="line"><a name="l00740"></a><span class="lineno"> 740</span>  DES_ROUND( X, Y );</div>
<div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  }</div>
<div class="line"><a name="l00742"></a><span class="lineno"> 742</span> </div>
<div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  DES_FP( Y, X );</div>
<div class="line"><a name="l00744"></a><span class="lineno"> 744</span> </div>
<div class="line"><a name="l00745"></a><span class="lineno"> 745</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#a4671795996d0aae650c87a82bca7b880">PUT_UINT32_BE</a>( Y, output, 0 );</div>
<div class="line"><a name="l00746"></a><span class="lineno"> 746</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#a4671795996d0aae650c87a82bca7b880">PUT_UINT32_BE</a>( X, output, 4 );</div>
<div class="line"><a name="l00747"></a><span class="lineno"> 747</span> </div>
<div class="line"><a name="l00748"></a><span class="lineno"> 748</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00749"></a><span class="lineno"> 749</span> }</div>
<div class="line"><a name="l00750"></a><span class="lineno"> 750</span> </div>
<div class="line"><a name="l00751"></a><span class="lineno"> 751</span> <span class="preprocessor">#if defined(POLARSSL_CIPHER_MODE_CBC)</span></div>
<div class="line"><a name="l00752"></a><span class="lineno"> 752</span> <span class="preprocessor"></span><span class="comment">/*</span></div>
<div class="line"><a name="l00753"></a><span class="lineno"> 753</span> <span class="comment"> * 3DES-CBC buffer encryption/decryption</span></div>
<div class="line"><a name="l00754"></a><span class="lineno"> 754</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00755"></a><span class="lineno"> 755</span> <span class="keywordtype">int</span> <a class="code" href="des_8h.html#ab632094bc0183a19d1108bcac3ec2ab2">des3_crypt_cbc</a>( <a class="code" href="structdes3__context.html">des3_context</a> *ctx,</div>
<div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  <span class="keywordtype">int</span> mode,</div>
<div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  <span class="keywordtype">size_t</span> length,</div>
<div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> iv[8],</div>
<div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input,</div>
<div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output )</div>
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span> {</div>
<div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> temp[8];</div>
<div class="line"><a name="l00764"></a><span class="lineno"> 764</span> </div>
<div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  <span class="keywordflow">if</span>( length % 8 )</div>
<div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  <span class="keywordflow">return</span>( <a class="code" href="des_8h.html#abd97773a4916e7ba50ad66dc77719bac">POLARSSL_ERR_DES_INVALID_INPUT_LENGTH</a> );</div>
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span> </div>
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  <span class="keywordflow">if</span>( mode == <a class="code" href="des_8h.html#a89730e026cc6082480f070985e91e8aa">DES_ENCRYPT</a> )</div>
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  {</div>
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  <span class="keywordflow">while</span>( length > 0 )</div>
<div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  {</div>
<div class="line"><a name="l00772"></a><span class="lineno"> 772</span>  <span class="keywordflow">for</span>( i = 0; i < 8; i++ )</div>
<div class="line"><a name="l00773"></a><span class="lineno"> 773</span>  output[i] = (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>)( input[i] ^ iv[i] );</div>
<div class="line"><a name="l00774"></a><span class="lineno"> 774</span> </div>
<div class="line"><a name="l00775"></a><span class="lineno"> 775</span>  <a class="code" href="des_8h.html#ac404a5ef3c0602cdc31c9e0e74530b0a">des3_crypt_ecb</a>( ctx, output, output );</div>
<div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  memcpy( iv, output, 8 );</div>
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span> </div>
<div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  input += 8;</div>
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  output += 8;</div>
<div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  length -= 8;</div>
<div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  }</div>
<div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  }</div>
<div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  <span class="keywordflow">else</span> <span class="comment">/* DES_DECRYPT */</span></div>
<div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  {</div>
<div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  <span class="keywordflow">while</span>( length > 0 )</div>
<div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  {</div>
<div class="line"><a name="l00787"></a><span class="lineno"> 787</span>  memcpy( temp, input, 8 );</div>
<div class="line"><a name="l00788"></a><span class="lineno"> 788</span>  <a class="code" href="des_8h.html#ac404a5ef3c0602cdc31c9e0e74530b0a">des3_crypt_ecb</a>( ctx, input, output );</div>
<div class="line"><a name="l00789"></a><span class="lineno"> 789</span> </div>
<div class="line"><a name="l00790"></a><span class="lineno"> 790</span>  <span class="keywordflow">for</span>( i = 0; i < 8; i++ )</div>
<div class="line"><a name="l00791"></a><span class="lineno"> 791</span>  output[i] = (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>)( output[i] ^ iv[i] );</div>
<div class="line"><a name="l00792"></a><span class="lineno"> 792</span> </div>
<div class="line"><a name="l00793"></a><span class="lineno"> 793</span>  memcpy( iv, temp, 8 );</div>
<div class="line"><a name="l00794"></a><span class="lineno"> 794</span> </div>
<div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  input += 8;</div>
<div class="line"><a name="l00796"></a><span class="lineno"> 796</span>  output += 8;</div>
<div class="line"><a name="l00797"></a><span class="lineno"> 797</span>  length -= 8;</div>
<div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  }</div>
<div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  }</div>
<div class="line"><a name="l00800"></a><span class="lineno"> 800</span> </div>
<div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00802"></a><span class="lineno"> 802</span> }</div>
<div class="line"><a name="l00803"></a><span class="lineno"> 803</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_CIPHER_MODE_CBC */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00804"></a><span class="lineno"> 804</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00805"></a><span class="lineno"> 805</span> <span class="preprocessor">#endif </span><span class="comment">/* !POLARSSL_DES_ALT */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00806"></a><span class="lineno"> 806</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00807"></a><span class="lineno"> 807</span> <span class="preprocessor">#if defined(POLARSSL_SELF_TEST)</span></div>
<div class="line"><a name="l00808"></a><span class="lineno"> 808</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00809"></a><span class="lineno"> 809</span> <span class="preprocessor">#include <stdio.h></span></div>
<div class="line"><a name="l00810"></a><span class="lineno"> 810</span> </div>
<div class="line"><a name="l00811"></a><span class="lineno"> 811</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00812"></a><span class="lineno"> 812</span> <span class="comment"> * DES and 3DES test vectors from:</span></div>
<div class="line"><a name="l00813"></a><span class="lineno"> 813</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00814"></a><span class="lineno"> 814</span> <span class="comment"> * http://csrc.nist.gov/groups/STM/cavp/documents/des/tripledes-vectors.zip</span></div>
<div class="line"><a name="l00815"></a><span class="lineno"> 815</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00816"></a><span class="lineno"> 816</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> des3_test_keys[24] =</div>
<div class="line"><a name="l00817"></a><span class="lineno"> 817</span> {</div>
<div class="line"><a name="l00818"></a><span class="lineno"> 818</span>  0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF,</div>
<div class="line"><a name="l00819"></a><span class="lineno"> 819</span>  0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF, 0x01,</div>
<div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF, 0x01, 0x23</div>
<div class="line"><a name="l00821"></a><span class="lineno"> 821</span> };</div>
<div class="line"><a name="l00822"></a><span class="lineno"> 822</span> </div>
<div class="line"><a name="l00823"></a><span class="lineno"> 823</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> des3_test_buf[8] =</div>
<div class="line"><a name="l00824"></a><span class="lineno"> 824</span> {</div>
<div class="line"><a name="l00825"></a><span class="lineno"> 825</span>  0x4E, 0x6F, 0x77, 0x20, 0x69, 0x73, 0x20, 0x74</div>
<div class="line"><a name="l00826"></a><span class="lineno"> 826</span> };</div>
<div class="line"><a name="l00827"></a><span class="lineno"> 827</span> </div>
<div class="line"><a name="l00828"></a><span class="lineno"> 828</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> des3_test_ecb_dec[3][8] =</div>
<div class="line"><a name="l00829"></a><span class="lineno"> 829</span> {</div>
<div class="line"><a name="l00830"></a><span class="lineno"> 830</span>  { 0xCD, 0xD6, 0x4F, 0x2F, 0x94, 0x27, 0xC1, 0x5D },</div>
<div class="line"><a name="l00831"></a><span class="lineno"> 831</span>  { 0x69, 0x96, 0xC8, 0xFA, 0x47, 0xA2, 0xAB, 0xEB },</div>
<div class="line"><a name="l00832"></a><span class="lineno"> 832</span>  { 0x83, 0x25, 0x39, 0x76, 0x44, 0x09, 0x1A, 0x0A }</div>
<div class="line"><a name="l00833"></a><span class="lineno"> 833</span> };</div>
<div class="line"><a name="l00834"></a><span class="lineno"> 834</span> </div>
<div class="line"><a name="l00835"></a><span class="lineno"> 835</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> des3_test_ecb_enc[3][8] =</div>
<div class="line"><a name="l00836"></a><span class="lineno"> 836</span> {</div>
<div class="line"><a name="l00837"></a><span class="lineno"> 837</span>  { 0x6A, 0x2A, 0x19, 0xF4, 0x1E, 0xCA, 0x85, 0x4B },</div>
<div class="line"><a name="l00838"></a><span class="lineno"> 838</span>  { 0x03, 0xE6, 0x9F, 0x5B, 0xFA, 0x58, 0xEB, 0x42 },</div>
<div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  { 0xDD, 0x17, 0xE8, 0xB8, 0xB4, 0x37, 0xD2, 0x32 }</div>
<div class="line"><a name="l00840"></a><span class="lineno"> 840</span> };</div>
<div class="line"><a name="l00841"></a><span class="lineno"> 841</span> </div>
<div class="line"><a name="l00842"></a><span class="lineno"> 842</span> <span class="preprocessor">#if defined(POLARSSL_CIPHER_MODE_CBC)</span></div>
<div class="line"><a name="l00843"></a><span class="lineno"> 843</span> <span class="preprocessor"></span><span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> des3_test_iv[8] =</div>
<div class="line"><a name="l00844"></a><span class="lineno"> 844</span> {</div>
<div class="line"><a name="l00845"></a><span class="lineno"> 845</span>  0x12, 0x34, 0x56, 0x78, 0x90, 0xAB, 0xCD, 0xEF,</div>
<div class="line"><a name="l00846"></a><span class="lineno"> 846</span> };</div>
<div class="line"><a name="l00847"></a><span class="lineno"> 847</span> </div>
<div class="line"><a name="l00848"></a><span class="lineno"> 848</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> des3_test_cbc_dec[3][8] =</div>
<div class="line"><a name="l00849"></a><span class="lineno"> 849</span> {</div>
<div class="line"><a name="l00850"></a><span class="lineno"> 850</span>  { 0x12, 0x9F, 0x40, 0xB9, 0xD2, 0x00, 0x56, 0xB3 },</div>
<div class="line"><a name="l00851"></a><span class="lineno"> 851</span>  { 0x47, 0x0E, 0xFC, 0x9A, 0x6B, 0x8E, 0xE3, 0x93 },</div>
<div class="line"><a name="l00852"></a><span class="lineno"> 852</span>  { 0xC5, 0xCE, 0xCF, 0x63, 0xEC, 0xEC, 0x51, 0x4C }</div>
<div class="line"><a name="l00853"></a><span class="lineno"> 853</span> };</div>
<div class="line"><a name="l00854"></a><span class="lineno"> 854</span> </div>
<div class="line"><a name="l00855"></a><span class="lineno"> 855</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> des3_test_cbc_enc[3][8] =</div>
<div class="line"><a name="l00856"></a><span class="lineno"> 856</span> {</div>
<div class="line"><a name="l00857"></a><span class="lineno"> 857</span>  { 0x54, 0xF1, 0x5A, 0xF6, 0xEB, 0xE3, 0xA4, 0xB4 },</div>
<div class="line"><a name="l00858"></a><span class="lineno"> 858</span>  { 0x35, 0x76, 0x11, 0x56, 0x5F, 0xA1, 0x8E, 0x4D },</div>
<div class="line"><a name="l00859"></a><span class="lineno"> 859</span>  { 0xCB, 0x19, 0x1F, 0x85, 0xD1, 0xED, 0x84, 0x39 }</div>
<div class="line"><a name="l00860"></a><span class="lineno"> 860</span> };</div>
<div class="line"><a name="l00861"></a><span class="lineno"> 861</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_CIPHER_MODE_CBC */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00862"></a><span class="lineno"> 862</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00863"></a><span class="lineno"> 863</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00864"></a><span class="lineno"> 864</span> <span class="comment"> * Checkup routine</span></div>
<div class="line"><a name="l00865"></a><span class="lineno"> 865</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00866"></a><span class="lineno"> 866</span> <span class="keywordtype">int</span> <a class="code" href="des_8h.html#a2bd2b961a40ca87150e2b9f4f9dc1fb1">des_self_test</a>( <span class="keywordtype">int</span> verbose )</div>
<div class="line"><a name="l00867"></a><span class="lineno"> 867</span> {</div>
<div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  <span class="keywordtype">int</span> i, j, u, v, ret = 0;</div>
<div class="line"><a name="l00869"></a><span class="lineno"> 869</span>  <a class="code" href="structdes__context.html">des_context</a> ctx;</div>
<div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  <a class="code" href="structdes3__context.html">des3_context</a> ctx3;</div>
<div class="line"><a name="l00871"></a><span class="lineno"> 871</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> buf[8];</div>
<div class="line"><a name="l00872"></a><span class="lineno"> 872</span> <span class="preprocessor">#if defined(POLARSSL_CIPHER_MODE_CBC)</span></div>
<div class="line"><a name="l00873"></a><span class="lineno"> 873</span> <span class="preprocessor"></span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> prv[8];</div>
<div class="line"><a name="l00874"></a><span class="lineno"> 874</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> iv[8];</div>
<div class="line"><a name="l00875"></a><span class="lineno"> 875</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00876"></a><span class="lineno"> 876</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00877"></a><span class="lineno"> 877</span>  <a class="code" href="des_8h.html#a1ed09f7f6da53be335a13839b8036e61">des_init</a>( &ctx );</div>
<div class="line"><a name="l00878"></a><span class="lineno"> 878</span>  <a class="code" href="des_8h.html#a4d351cc3a7e07b759d74044d09b44ca3">des3_init</a>( &ctx3 );</div>
<div class="line"><a name="l00879"></a><span class="lineno"> 879</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00880"></a><span class="lineno"> 880</span> <span class="comment"> * ECB mode</span></div>
<div class="line"><a name="l00881"></a><span class="lineno"> 881</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00882"></a><span class="lineno"> 882</span>  <span class="keywordflow">for</span>( i = 0; i < 6; i++ )</div>
<div class="line"><a name="l00883"></a><span class="lineno"> 883</span>  {</div>
<div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  u = i >> 1;</div>
<div class="line"><a name="l00885"></a><span class="lineno"> 885</span>  v = i & 1;</div>
<div class="line"><a name="l00886"></a><span class="lineno"> 886</span> </div>
<div class="line"><a name="l00887"></a><span class="lineno"> 887</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00888"></a><span class="lineno"> 888</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">" DES%c-ECB-%3d (%s): "</span>,</div>
<div class="line"><a name="l00889"></a><span class="lineno"> 889</span>  ( u == 0 ) ? <span class="charliteral">' '</span> : <span class="charliteral">'3'</span>, 56 + u * 56,</div>
<div class="line"><a name="l00890"></a><span class="lineno"> 890</span>  ( v == <a class="code" href="des_8h.html#a7ca3b464dc9e6cabf82f636101b6e133">DES_DECRYPT</a> ) ? <span class="stringliteral">"dec"</span> : <span class="stringliteral">"enc"</span> );</div>
<div class="line"><a name="l00891"></a><span class="lineno"> 891</span> </div>
<div class="line"><a name="l00892"></a><span class="lineno"> 892</span>  memcpy( buf, des3_test_buf, 8 );</div>
<div class="line"><a name="l00893"></a><span class="lineno"> 893</span> </div>
<div class="line"><a name="l00894"></a><span class="lineno"> 894</span>  <span class="keywordflow">switch</span>( i )</div>
<div class="line"><a name="l00895"></a><span class="lineno"> 895</span>  {</div>
<div class="line"><a name="l00896"></a><span class="lineno"> 896</span>  <span class="keywordflow">case</span> 0:</div>
<div class="line"><a name="l00897"></a><span class="lineno"> 897</span>  <a class="code" href="des_8h.html#ab300e183176d3e3b21af9452c75acb85">des_setkey_dec</a>( &ctx, des3_test_keys );</div>
<div class="line"><a name="l00898"></a><span class="lineno"> 898</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00899"></a><span class="lineno"> 899</span> </div>
<div class="line"><a name="l00900"></a><span class="lineno"> 900</span>  <span class="keywordflow">case</span> 1:</div>
<div class="line"><a name="l00901"></a><span class="lineno"> 901</span>  <a class="code" href="des_8h.html#a1b22cb44f55c6d017fa13cf2d0fc7f9b">des_setkey_enc</a>( &ctx, des3_test_keys );</div>
<div class="line"><a name="l00902"></a><span class="lineno"> 902</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00903"></a><span class="lineno"> 903</span> </div>
<div class="line"><a name="l00904"></a><span class="lineno"> 904</span>  <span class="keywordflow">case</span> 2:</div>
<div class="line"><a name="l00905"></a><span class="lineno"> 905</span>  <a class="code" href="des_8h.html#aaa06aa58db669053ecc488b47fca5a9d">des3_set2key_dec</a>( &ctx3, des3_test_keys );</div>
<div class="line"><a name="l00906"></a><span class="lineno"> 906</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00907"></a><span class="lineno"> 907</span> </div>
<div class="line"><a name="l00908"></a><span class="lineno"> 908</span>  <span class="keywordflow">case</span> 3:</div>
<div class="line"><a name="l00909"></a><span class="lineno"> 909</span>  <a class="code" href="des_8h.html#a2d2c76bae67d37111bf9f5e6c4eaf4b6">des3_set2key_enc</a>( &ctx3, des3_test_keys );</div>
<div class="line"><a name="l00910"></a><span class="lineno"> 910</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00911"></a><span class="lineno"> 911</span> </div>
<div class="line"><a name="l00912"></a><span class="lineno"> 912</span>  <span class="keywordflow">case</span> 4:</div>
<div class="line"><a name="l00913"></a><span class="lineno"> 913</span>  <a class="code" href="des_8h.html#a563cfb88d2dbd782e9ddeae473747877">des3_set3key_dec</a>( &ctx3, des3_test_keys );</div>
<div class="line"><a name="l00914"></a><span class="lineno"> 914</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00915"></a><span class="lineno"> 915</span> </div>
<div class="line"><a name="l00916"></a><span class="lineno"> 916</span>  <span class="keywordflow">case</span> 5:</div>
<div class="line"><a name="l00917"></a><span class="lineno"> 917</span>  <a class="code" href="des_8h.html#a9e2e59abedd7f5ce8f35cdd210367a61">des3_set3key_enc</a>( &ctx3, des3_test_keys );</div>
<div class="line"><a name="l00918"></a><span class="lineno"> 918</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00919"></a><span class="lineno"> 919</span> </div>
<div class="line"><a name="l00920"></a><span class="lineno"> 920</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00921"></a><span class="lineno"> 921</span>  <span class="keywordflow">return</span>( 1 );</div>
<div class="line"><a name="l00922"></a><span class="lineno"> 922</span>  }</div>
<div class="line"><a name="l00923"></a><span class="lineno"> 923</span> </div>
<div class="line"><a name="l00924"></a><span class="lineno"> 924</span>  <span class="keywordflow">for</span>( j = 0; j < 10000; j++ )</div>
<div class="line"><a name="l00925"></a><span class="lineno"> 925</span>  {</div>
<div class="line"><a name="l00926"></a><span class="lineno"> 926</span>  <span class="keywordflow">if</span>( u == 0 )</div>
<div class="line"><a name="l00927"></a><span class="lineno"> 927</span>  <a class="code" href="des_8h.html#a92ee6c66c1fd47cd3eba61736d0478b1">des_crypt_ecb</a>( &ctx, buf, buf );</div>
<div class="line"><a name="l00928"></a><span class="lineno"> 928</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00929"></a><span class="lineno"> 929</span>  <a class="code" href="des_8h.html#ac404a5ef3c0602cdc31c9e0e74530b0a">des3_crypt_ecb</a>( &ctx3, buf, buf );</div>
<div class="line"><a name="l00930"></a><span class="lineno"> 930</span>  }</div>
<div class="line"><a name="l00931"></a><span class="lineno"> 931</span> </div>
<div class="line"><a name="l00932"></a><span class="lineno"> 932</span>  <span class="keywordflow">if</span>( ( v == <a class="code" href="des_8h.html#a7ca3b464dc9e6cabf82f636101b6e133">DES_DECRYPT</a> &&</div>
<div class="line"><a name="l00933"></a><span class="lineno"> 933</span>  memcmp( buf, des3_test_ecb_dec[u], 8 ) != 0 ) ||</div>
<div class="line"><a name="l00934"></a><span class="lineno"> 934</span>  ( v != <a class="code" href="des_8h.html#a7ca3b464dc9e6cabf82f636101b6e133">DES_DECRYPT</a> &&</div>
<div class="line"><a name="l00935"></a><span class="lineno"> 935</span>  memcmp( buf, des3_test_ecb_enc[u], 8 ) != 0 ) )</div>
<div class="line"><a name="l00936"></a><span class="lineno"> 936</span>  {</div>
<div class="line"><a name="l00937"></a><span class="lineno"> 937</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00938"></a><span class="lineno"> 938</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"failed\n"</span> );</div>
<div class="line"><a name="l00939"></a><span class="lineno"> 939</span> </div>
<div class="line"><a name="l00940"></a><span class="lineno"> 940</span>  ret = 1;</div>
<div class="line"><a name="l00941"></a><span class="lineno"> 941</span>  <span class="keywordflow">goto</span> exit;</div>
<div class="line"><a name="l00942"></a><span class="lineno"> 942</span>  }</div>
<div class="line"><a name="l00943"></a><span class="lineno"> 943</span> </div>
<div class="line"><a name="l00944"></a><span class="lineno"> 944</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00945"></a><span class="lineno"> 945</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"passed\n"</span> );</div>
<div class="line"><a name="l00946"></a><span class="lineno"> 946</span>  }</div>
<div class="line"><a name="l00947"></a><span class="lineno"> 947</span> </div>
<div class="line"><a name="l00948"></a><span class="lineno"> 948</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00949"></a><span class="lineno"> 949</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"\n"</span> );</div>
<div class="line"><a name="l00950"></a><span class="lineno"> 950</span> </div>
<div class="line"><a name="l00951"></a><span class="lineno"> 951</span> <span class="preprocessor">#if defined(POLARSSL_CIPHER_MODE_CBC)</span></div>
<div class="line"><a name="l00952"></a><span class="lineno"> 952</span> <span class="preprocessor"></span> <span class="comment">/*</span></div>
<div class="line"><a name="l00953"></a><span class="lineno"> 953</span> <span class="comment"> * CBC mode</span></div>
<div class="line"><a name="l00954"></a><span class="lineno"> 954</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00955"></a><span class="lineno"> 955</span>  <span class="keywordflow">for</span>( i = 0; i < 6; i++ )</div>
<div class="line"><a name="l00956"></a><span class="lineno"> 956</span>  {</div>
<div class="line"><a name="l00957"></a><span class="lineno"> 957</span>  u = i >> 1;</div>
<div class="line"><a name="l00958"></a><span class="lineno"> 958</span>  v = i & 1;</div>
<div class="line"><a name="l00959"></a><span class="lineno"> 959</span> </div>
<div class="line"><a name="l00960"></a><span class="lineno"> 960</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00961"></a><span class="lineno"> 961</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">" DES%c-CBC-%3d (%s): "</span>,</div>
<div class="line"><a name="l00962"></a><span class="lineno"> 962</span>  ( u == 0 ) ? <span class="charliteral">' '</span> : <span class="charliteral">'3'</span>, 56 + u * 56,</div>
<div class="line"><a name="l00963"></a><span class="lineno"> 963</span>  ( v == <a class="code" href="des_8h.html#a7ca3b464dc9e6cabf82f636101b6e133">DES_DECRYPT</a> ) ? <span class="stringliteral">"dec"</span> : <span class="stringliteral">"enc"</span> );</div>
<div class="line"><a name="l00964"></a><span class="lineno"> 964</span> </div>
<div class="line"><a name="l00965"></a><span class="lineno"> 965</span>  memcpy( iv, des3_test_iv, 8 );</div>
<div class="line"><a name="l00966"></a><span class="lineno"> 966</span>  memcpy( prv, des3_test_iv, 8 );</div>
<div class="line"><a name="l00967"></a><span class="lineno"> 967</span>  memcpy( buf, des3_test_buf, 8 );</div>
<div class="line"><a name="l00968"></a><span class="lineno"> 968</span> </div>
<div class="line"><a name="l00969"></a><span class="lineno"> 969</span>  <span class="keywordflow">switch</span>( i )</div>
<div class="line"><a name="l00970"></a><span class="lineno"> 970</span>  {</div>
<div class="line"><a name="l00971"></a><span class="lineno"> 971</span>  <span class="keywordflow">case</span> 0:</div>
<div class="line"><a name="l00972"></a><span class="lineno"> 972</span>  <a class="code" href="des_8h.html#ab300e183176d3e3b21af9452c75acb85">des_setkey_dec</a>( &ctx, des3_test_keys );</div>
<div class="line"><a name="l00973"></a><span class="lineno"> 973</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00974"></a><span class="lineno"> 974</span> </div>
<div class="line"><a name="l00975"></a><span class="lineno"> 975</span>  <span class="keywordflow">case</span> 1:</div>
<div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  <a class="code" href="des_8h.html#a1b22cb44f55c6d017fa13cf2d0fc7f9b">des_setkey_enc</a>( &ctx, des3_test_keys );</div>
<div class="line"><a name="l00977"></a><span class="lineno"> 977</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00978"></a><span class="lineno"> 978</span> </div>
<div class="line"><a name="l00979"></a><span class="lineno"> 979</span>  <span class="keywordflow">case</span> 2:</div>
<div class="line"><a name="l00980"></a><span class="lineno"> 980</span>  <a class="code" href="des_8h.html#aaa06aa58db669053ecc488b47fca5a9d">des3_set2key_dec</a>( &ctx3, des3_test_keys );</div>
<div class="line"><a name="l00981"></a><span class="lineno"> 981</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00982"></a><span class="lineno"> 982</span> </div>
<div class="line"><a name="l00983"></a><span class="lineno"> 983</span>  <span class="keywordflow">case</span> 3:</div>
<div class="line"><a name="l00984"></a><span class="lineno"> 984</span>  <a class="code" href="des_8h.html#a2d2c76bae67d37111bf9f5e6c4eaf4b6">des3_set2key_enc</a>( &ctx3, des3_test_keys );</div>
<div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00986"></a><span class="lineno"> 986</span> </div>
<div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  <span class="keywordflow">case</span> 4:</div>
<div class="line"><a name="l00988"></a><span class="lineno"> 988</span>  <a class="code" href="des_8h.html#a563cfb88d2dbd782e9ddeae473747877">des3_set3key_dec</a>( &ctx3, des3_test_keys );</div>
<div class="line"><a name="l00989"></a><span class="lineno"> 989</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00990"></a><span class="lineno"> 990</span> </div>
<div class="line"><a name="l00991"></a><span class="lineno"> 991</span>  <span class="keywordflow">case</span> 5:</div>
<div class="line"><a name="l00992"></a><span class="lineno"> 992</span>  <a class="code" href="des_8h.html#a9e2e59abedd7f5ce8f35cdd210367a61">des3_set3key_enc</a>( &ctx3, des3_test_keys );</div>
<div class="line"><a name="l00993"></a><span class="lineno"> 993</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00994"></a><span class="lineno"> 994</span> </div>
<div class="line"><a name="l00995"></a><span class="lineno"> 995</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00996"></a><span class="lineno"> 996</span>  <span class="keywordflow">return</span>( 1 );</div>
<div class="line"><a name="l00997"></a><span class="lineno"> 997</span>  }</div>
<div class="line"><a name="l00998"></a><span class="lineno"> 998</span> </div>
<div class="line"><a name="l00999"></a><span class="lineno"> 999</span>  <span class="keywordflow">if</span>( v == <a class="code" href="des_8h.html#a7ca3b464dc9e6cabf82f636101b6e133">DES_DECRYPT</a> )</div>
<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>  {</div>
<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>  <span class="keywordflow">for</span>( j = 0; j < 10000; j++ )</div>
<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>  {</div>
<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>  <span class="keywordflow">if</span>( u == 0 )</div>
<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>  <a class="code" href="des_8h.html#a71a6423b0f22c8f619466c376176cebc">des_crypt_cbc</a>( &ctx, v, 8, iv, buf, buf );</div>
<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>  <a class="code" href="des_8h.html#ab632094bc0183a19d1108bcac3ec2ab2">des3_crypt_cbc</a>( &ctx3, v, 8, iv, buf, buf );</div>
<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>  }</div>
<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>  }</div>
<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>  {</div>
<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>  <span class="keywordflow">for</span>( j = 0; j < 10000; j++ )</div>
<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>  {</div>
<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> tmp[8];</div>
<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span> </div>
<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>  <span class="keywordflow">if</span>( u == 0 )</div>
<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>  <a class="code" href="des_8h.html#a71a6423b0f22c8f619466c376176cebc">des_crypt_cbc</a>( &ctx, v, 8, iv, buf, buf );</div>
<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>  <a class="code" href="des_8h.html#ab632094bc0183a19d1108bcac3ec2ab2">des3_crypt_cbc</a>( &ctx3, v, 8, iv, buf, buf );</div>
<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span> </div>
<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>  memcpy( tmp, prv, 8 );</div>
<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>  memcpy( prv, buf, 8 );</div>
<div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>  memcpy( buf, tmp, 8 );</div>
<div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>  }</div>
<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span> </div>
<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>  memcpy( buf, prv, 8 );</div>
<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>  }</div>
<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span> </div>
<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>  <span class="keywordflow">if</span>( ( v == <a class="code" href="des_8h.html#a7ca3b464dc9e6cabf82f636101b6e133">DES_DECRYPT</a> &&</div>
<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>  memcmp( buf, des3_test_cbc_dec[u], 8 ) != 0 ) ||</div>
<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>  ( v != <a class="code" href="des_8h.html#a7ca3b464dc9e6cabf82f636101b6e133">DES_DECRYPT</a> &&</div>
<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>  memcmp( buf, des3_test_cbc_enc[u], 8 ) != 0 ) )</div>
<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>  {</div>
<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"failed\n"</span> );</div>
<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span> </div>
<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  ret = 1;</div>
<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>  <span class="keywordflow">goto</span> exit;</div>
<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>  }</div>
<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span> </div>
<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"passed\n"</span> );</div>
<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>  }</div>
<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_CIPHER_MODE_CBC */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"\n"</span> );</div>
<div class="line"><a name="l01047"></a><span class="lineno"> 1047</span> </div>
<div class="line"><a name="l01048"></a><span class="lineno"> 1048</span> exit:</div>
<div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>  <a class="code" href="des_8h.html#ae8d8b3cc4fc59ef7b59a2392c988fc30">des_free</a>( &ctx );</div>
<div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>  <a class="code" href="des_8h.html#aa2df5205d7bdcd9b3a9a3f721195ceeb">des3_free</a>( &ctx3 );</div>
<div class="line"><a name="l01051"></a><span class="lineno"> 1051</span> </div>
<div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l01053"></a><span class="lineno"> 1053</span> }</div>
<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span> </div>
<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_SELF_TEST */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_DES_C */</span><span class="preprocessor"></span></div>
<div class="ttc" id="test__suite__aes_8cbc_8c_html_afc6a7362c0f0c9cfa8fc76b3281e2b37"><div class="ttname"><a href="test__suite__aes_8cbc_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a></div><div class="ttdeci">#define polarssl_printf</div><div class="ttdef"><b>Definition:</b> <a href="test__suite__aes_8cbc_8c_source.html#l00309">test_suite_aes.cbc.c:309</a></div></div>
<div class="ttc" id="des_8h_html_a4d351cc3a7e07b759d74044d09b44ca3"><div class="ttname"><a href="des_8h.html#a4d351cc3a7e07b759d74044d09b44ca3">des3_init</a></div><div class="ttdeci">void des3_init(des3_context *ctx)</div><div class="ttdoc">Initialize Triple-DES context. </div></div>
<div class="ttc" id="des_8h_html_a89730e026cc6082480f070985e91e8aa"><div class="ttname"><a href="des_8h.html#a89730e026cc6082480f070985e91e8aa">DES_ENCRYPT</a></div><div class="ttdeci">#define DES_ENCRYPT</div><div class="ttdef"><b>Definition:</b> <a href="des_8h_source.html#l00045">des.h:45</a></div></div>
<div class="ttc" id="des_8h_html_a2bd2b961a40ca87150e2b9f4f9dc1fb1"><div class="ttname"><a href="des_8h.html#a2bd2b961a40ca87150e2b9f4f9dc1fb1">des_self_test</a></div><div class="ttdeci">int des_self_test(int verbose)</div><div class="ttdoc">Checkup routine. </div></div>
<div class="ttc" id="des_8h_html_a92ee6c66c1fd47cd3eba61736d0478b1"><div class="ttname"><a href="des_8h.html#a92ee6c66c1fd47cd3eba61736d0478b1">des_crypt_ecb</a></div><div class="ttdeci">int des_crypt_ecb(des_context *ctx, const unsigned char input[8], unsigned char output[8])</div><div class="ttdoc">DES-ECB block encryption/decryption. </div></div>
<div class="ttc" id="config_8h_html"><div class="ttname"><a href="config_8h.html">config.h</a></div><div class="ttdoc">Configuration options (set of defines) </div></div>
<div class="ttc" id="platform_8h_html"><div class="ttname"><a href="platform_8h.html">platform.h</a></div><div class="ttdoc">PolarSSL Platform abstraction layer. </div></div>
<div class="ttc" id="structdes__context_html"><div class="ttname"><a href="structdes__context.html">des_context</a></div><div class="ttdoc">DES context structure. </div><div class="ttdef"><b>Definition:</b> <a href="des_8h_source.html#l00063">des.h:63</a></div></div>
<div class="ttc" id="des_8h_html_a9e2e59abedd7f5ce8f35cdd210367a61"><div class="ttname"><a href="des_8h.html#a9e2e59abedd7f5ce8f35cdd210367a61">des3_set3key_enc</a></div><div class="ttdeci">int des3_set3key_enc(des3_context *ctx, const unsigned char key[DES_KEY_SIZE *3])</div><div class="ttdoc">Triple-DES key schedule (168-bit, encryption) </div></div>
<div class="ttc" id="des_8h_html_aa2df5205d7bdcd9b3a9a3f721195ceeb"><div class="ttname"><a href="des_8h.html#aa2df5205d7bdcd9b3a9a3f721195ceeb">des3_free</a></div><div class="ttdeci">void des3_free(des3_context *ctx)</div><div class="ttdoc">Clear Triple-DES context. </div></div>
<div class="ttc" id="des_8h_html_a563cfb88d2dbd782e9ddeae473747877"><div class="ttname"><a href="des_8h.html#a563cfb88d2dbd782e9ddeae473747877">des3_set3key_dec</a></div><div class="ttdeci">int des3_set3key_dec(des3_context *ctx, const unsigned char key[DES_KEY_SIZE *3])</div><div class="ttdoc">Triple-DES key schedule (168-bit, decryption) </div></div>
<div class="ttc" id="test__suite__aes_8cbc_8c_html_a4671795996d0aae650c87a82bca7b880"><div class="ttname"><a href="test__suite__aes_8cbc_8c.html#a4671795996d0aae650c87a82bca7b880">PUT_UINT32_BE</a></div><div class="ttdeci">#define PUT_UINT32_BE(n, b, i)</div><div class="ttdef"><b>Definition:</b> <a href="test__suite__aes_8cbc_8c_source.html#l00049">test_suite_aes.cbc.c:49</a></div></div>
<div class="ttc" id="structdes3__context_html"><div class="ttname"><a href="structdes3__context.html">des3_context</a></div><div class="ttdoc">Triple-DES context structure. </div><div class="ttdef"><b>Definition:</b> <a href="des_8h_source.html#l00073">des.h:73</a></div></div>
<div class="ttc" id="des_8h_html_a2d2c76bae67d37111bf9f5e6c4eaf4b6"><div class="ttname"><a href="des_8h.html#a2d2c76bae67d37111bf9f5e6c4eaf4b6">des3_set2key_enc</a></div><div class="ttdeci">int des3_set2key_enc(des3_context *ctx, const unsigned char key[DES_KEY_SIZE *2])</div><div class="ttdoc">Triple-DES key schedule (112-bit, encryption) </div></div>
<div class="ttc" id="des_8h_html_a1ed09f7f6da53be335a13839b8036e61"><div class="ttname"><a href="des_8h.html#a1ed09f7f6da53be335a13839b8036e61">des_init</a></div><div class="ttdeci">void des_init(des_context *ctx)</div><div class="ttdoc">Initialize DES context. </div></div>
<div class="ttc" id="structdes__context_html_aba17abb1c23bcf34a25ce68be66138f2"><div class="ttname"><a href="structdes__context.html#aba17abb1c23bcf34a25ce68be66138f2">des_context::sk</a></div><div class="ttdeci">uint32_t sk[32]</div><div class="ttdef"><b>Definition:</b> <a href="des_8h_source.html#l00066">des.h:66</a></div></div>
<div class="ttc" id="des_8h_html_aeeb6460f4809428528e32fd5a01f7932"><div class="ttname"><a href="des_8h.html#aeeb6460f4809428528e32fd5a01f7932">des_key_set_parity</a></div><div class="ttdeci">void des_key_set_parity(unsigned char key[DES_KEY_SIZE])</div><div class="ttdoc">Set key parity on the given key to odd. </div></div>
<div class="ttc" id="des_8h_html_ae8d8b3cc4fc59ef7b59a2392c988fc30"><div class="ttname"><a href="des_8h.html#ae8d8b3cc4fc59ef7b59a2392c988fc30">des_free</a></div><div class="ttdeci">void des_free(des_context *ctx)</div><div class="ttdoc">Clear DES context. </div></div>
<div class="ttc" id="des_8h_html_a71a6423b0f22c8f619466c376176cebc"><div class="ttname"><a href="des_8h.html#a71a6423b0f22c8f619466c376176cebc">des_crypt_cbc</a></div><div class="ttdeci">int des_crypt_cbc(des_context *ctx, int mode, size_t length, unsigned char iv[8], const unsigned char *input, unsigned char *output)</div><div class="ttdoc">DES-CBC buffer encryption/decryption. </div></div>
<div class="ttc" id="structdes3__context_html_a83d57cbd9abf81f62b2662ca47262006"><div class="ttname"><a href="structdes3__context.html#a83d57cbd9abf81f62b2662ca47262006">des3_context::sk</a></div><div class="ttdeci">uint32_t sk[96]</div><div class="ttdef"><b>Definition:</b> <a href="des_8h_source.html#l00076">des.h:76</a></div></div>
<div class="ttc" id="des_8h_html"><div class="ttname"><a href="des_8h.html">des.h</a></div><div class="ttdoc">DES block cipher. </div></div>
<div class="ttc" id="des_8h_html_a1b22cb44f55c6d017fa13cf2d0fc7f9b"><div class="ttname"><a href="des_8h.html#a1b22cb44f55c6d017fa13cf2d0fc7f9b">des_setkey_enc</a></div><div class="ttdeci">int des_setkey_enc(des_context *ctx, const unsigned char key[DES_KEY_SIZE])</div><div class="ttdoc">DES key schedule (56-bit, encryption) </div></div>
<div class="ttc" id="des_8h_html_ab300e183176d3e3b21af9452c75acb85"><div class="ttname"><a href="des_8h.html#ab300e183176d3e3b21af9452c75acb85">des_setkey_dec</a></div><div class="ttdeci">int des_setkey_dec(des_context *ctx, const unsigned char key[DES_KEY_SIZE])</div><div class="ttdoc">DES key schedule (56-bit, decryption) </div></div>
<div class="ttc" id="des_8h_html_a7ca3b464dc9e6cabf82f636101b6e133"><div class="ttname"><a href="des_8h.html#a7ca3b464dc9e6cabf82f636101b6e133">DES_DECRYPT</a></div><div class="ttdeci">#define DES_DECRYPT</div><div class="ttdef"><b>Definition:</b> <a href="des_8h_source.html#l00046">des.h:46</a></div></div>
<div class="ttc" id="test__suite__aes_8cbc_8c_html_a37e0e1a97807195e2de54fd6487751d3"><div class="ttname"><a href="test__suite__aes_8cbc_8c.html#a37e0e1a97807195e2de54fd6487751d3">GET_UINT32_BE</a></div><div class="ttdeci">#define GET_UINT32_BE(n, b, i)</div><div class="ttdef"><b>Definition:</b> <a href="test__suite__aes_8cbc_8c_source.html#l00039">test_suite_aes.cbc.c:39</a></div></div>
<div class="ttc" id="des_8h_html_ac404a5ef3c0602cdc31c9e0e74530b0a"><div class="ttname"><a href="des_8h.html#ac404a5ef3c0602cdc31c9e0e74530b0a">des3_crypt_ecb</a></div><div class="ttdeci">int des3_crypt_ecb(des3_context *ctx, const unsigned char input[8], unsigned char output[8])</div><div class="ttdoc">3DES-ECB block encryption/decryption </div></div>
<div class="ttc" id="des_8h_html_adb48a3e7b81245c576a91e854e9a6db6"><div class="ttname"><a href="des_8h.html#adb48a3e7b81245c576a91e854e9a6db6">des_key_check_weak</a></div><div class="ttdeci">int des_key_check_weak(const unsigned char key[DES_KEY_SIZE])</div><div class="ttdoc">Check that key is not a weak or semi-weak DES key. </div></div>
<div class="ttc" id="des_8h_html_a8bf6267292365ce38e20d505445a361b"><div class="ttname"><a href="des_8h.html#a8bf6267292365ce38e20d505445a361b">DES_KEY_SIZE</a></div><div class="ttdeci">#define DES_KEY_SIZE</div><div class="ttdef"><b>Definition:</b> <a href="des_8h_source.html#l00050">des.h:50</a></div></div>
<div class="ttc" id="des_8h_html_af089610af0a75467372238e33180adb1"><div class="ttname"><a href="des_8h.html#af089610af0a75467372238e33180adb1">des_key_check_key_parity</a></div><div class="ttdeci">int des_key_check_key_parity(const unsigned char key[DES_KEY_SIZE])</div><div class="ttdoc">Check that key parity on the given key is odd. </div></div>
<div class="ttc" id="des_8h_html_abd97773a4916e7ba50ad66dc77719bac"><div class="ttname"><a href="des_8h.html#abd97773a4916e7ba50ad66dc77719bac">POLARSSL_ERR_DES_INVALID_INPUT_LENGTH</a></div><div class="ttdeci">#define POLARSSL_ERR_DES_INVALID_INPUT_LENGTH</div><div class="ttdoc">The data input has an invalid length. </div><div class="ttdef"><b>Definition:</b> <a href="des_8h_source.html#l00048">des.h:48</a></div></div>
<div class="ttc" id="des_8h_html_aaa06aa58db669053ecc488b47fca5a9d"><div class="ttname"><a href="des_8h.html#aaa06aa58db669053ecc488b47fca5a9d">des3_set2key_dec</a></div><div class="ttdeci">int des3_set2key_dec(des3_context *ctx, const unsigned char key[DES_KEY_SIZE *2])</div><div class="ttdoc">Triple-DES key schedule (112-bit, decryption) </div></div>
<div class="ttc" id="des_8h_html_ab632094bc0183a19d1108bcac3ec2ab2"><div class="ttname"><a href="des_8h.html#ab632094bc0183a19d1108bcac3ec2ab2">des3_crypt_cbc</a></div><div class="ttdeci">int des3_crypt_cbc(des3_context *ctx, int mode, size_t length, unsigned char iv[8], const unsigned char *input, unsigned char *output)</div><div class="ttdoc">3DES-CBC buffer encryption/decryption </div></div>
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