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<a href="md4_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"> * RFC 1186/1320 compliant MD4 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"> * The MD4 algorithm was designed by Ron Rivest in 1990.</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * http://www.ietf.org/rfc/rfc1186.txt</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> * http://www.ietf.org/rfc/rfc1320.txt</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_MD4_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="md4_8h.html">polarssl/md4.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_FS_IO) || defined(POLARSSL_SELF_TEST)</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor"></span><span class="preprocessor">#include <stdio.h></span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#if defined(POLARSSL_PLATFORM_C)</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</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="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor"></span><span class="preprocessor">#define polarssl_printf printf</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment">/* Implementation that should never be optimized out by the compiler */</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</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="l00054"></a><span class="lineno"> 54</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="l00055"></a><span class="lineno"> 55</span> }</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#if !defined(POLARSSL_MD4_ALT)</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"> * 32-bit integer manipulation macros (little endian)</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor">#ifndef GET_UINT32_LE</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor"></span><span class="preprocessor">#define GET_UINT32_LE(n,b,i) \</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">{ \</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor"> (n) = ( (uint32_t) (b)[(i) ] ) \</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor"> | ( (uint32_t) (b)[(i) + 1] << 8 ) \</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor"> | ( (uint32_t) (b)[(i) + 2] << 16 ) \</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor"> | ( (uint32_t) (b)[(i) + 3] << 24 ); \</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor">}</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor">#ifndef PUT_UINT32_LE</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor"></span><span class="preprocessor">#define PUT_UINT32_LE(n,b,i) \</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor">{ \</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor"> (b)[(i) ] = (unsigned char) ( (n) ); \</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor"> (b)[(i) + 1] = (unsigned char) ( (n) >> 8 ); \</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor"> (b)[(i) + 2] = (unsigned char) ( (n) >> 16 ); \</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor"> (b)[(i) + 3] = (unsigned char) ( (n) >> 24 ); \</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor">}</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="keywordtype">void</span> <a class="code" href="md4_8h.html#a1e41986001bc4aea6102cd16a6656de5">md4_init</a>( <a class="code" href="structmd4__context.html">md4_context</a> *ctx )</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> {</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  memset( ctx, 0, <span class="keyword">sizeof</span>( <a class="code" href="structmd4__context.html">md4_context</a> ) );</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> }</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="keywordtype">void</span> <a class="code" href="md4_8h.html#a00104b12e09b0254e64d2ded72c1670b">md4_free</a>( <a class="code" href="structmd4__context.html">md4_context</a> *ctx )</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> {</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordflow">if</span>( ctx == NULL )</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  polarssl_zeroize( ctx, <span class="keyword">sizeof</span>( <a class="code" href="structmd4__context.html">md4_context</a> ) );</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> }</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment"> * MD4 context setup</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="keywordtype">void</span> <a class="code" href="md4_8h.html#a0fef9afcb9de8f7a90f727e224ce32ee">md4_starts</a>( <a class="code" href="structmd4__context.html">md4_context</a> *ctx )</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>  ctx-><a class="code" href="structmd4__context.html#a2552a6c074e1113edd096bf96a6ed79f">total</a>[0] = 0;</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  ctx-><a class="code" href="structmd4__context.html#a2552a6c074e1113edd096bf96a6ed79f">total</a>[1] = 0;</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>  ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[0] = 0x67452301;</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[1] = 0xEFCDAB89;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[2] = 0x98BADCFE;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[3] = 0x10325476;</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> }</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="keywordtype">void</span> <a class="code" href="md4_8h.html#a293f06cb4e067aef19018d36239e13f7">md4_process</a>( <a class="code" href="structmd4__context.html">md4_context</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> data[64] )</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> {</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  uint32_t X[16], A, B, C, D;</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  GET_UINT32_LE( X[ 0], data, 0 );</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  GET_UINT32_LE( X[ 1], data, 4 );</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  GET_UINT32_LE( X[ 2], data, 8 );</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  GET_UINT32_LE( X[ 3], data, 12 );</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  GET_UINT32_LE( X[ 4], data, 16 );</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  GET_UINT32_LE( X[ 5], data, 20 );</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  GET_UINT32_LE( X[ 6], data, 24 );</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  GET_UINT32_LE( X[ 7], data, 28 );</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  GET_UINT32_LE( X[ 8], data, 32 );</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  GET_UINT32_LE( X[ 9], data, 36 );</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  GET_UINT32_LE( X[10], data, 40 );</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  GET_UINT32_LE( X[11], data, 44 );</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  GET_UINT32_LE( X[12], data, 48 );</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  GET_UINT32_LE( X[13], data, 52 );</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  GET_UINT32_LE( X[14], data, 56 );</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  GET_UINT32_LE( X[15], data, 60 );</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="preprocessor">#define S(x,n) ((x << n) | ((x & 0xFFFFFFFF) >> (32 - n)))</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  A = ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[0];</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  B = ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[1];</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  C = ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[2];</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  D = ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[3];</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="preprocessor">#define F(x, y, z) ((x & y) | ((~x) & z))</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="preprocessor"></span><span class="preprocessor">#define P(a,b,c,d,x,s) { a += F(b,c,d) + x; a = S(a,s); }</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  P( A, B, C, D, X[ 0], 3 );</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  P( D, A, B, C, X[ 1], 7 );</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  P( C, D, A, B, X[ 2], 11 );</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  P( B, C, D, A, X[ 3], 19 );</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  P( A, B, C, D, X[ 4], 3 );</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  P( D, A, B, C, X[ 5], 7 );</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  P( C, D, A, B, X[ 6], 11 );</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  P( B, C, D, A, X[ 7], 19 );</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  P( A, B, C, D, X[ 8], 3 );</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  P( D, A, B, C, X[ 9], 7 );</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  P( C, D, A, B, X[10], 11 );</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  P( B, C, D, A, X[11], 19 );</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  P( A, B, C, D, X[12], 3 );</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  P( D, A, B, C, X[13], 7 );</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  P( C, D, A, B, X[14], 11 );</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  P( B, C, D, A, X[15], 19 );</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="preprocessor">#undef P</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="preprocessor"></span><span class="preprocessor">#undef F</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="preprocessor">#define F(x,y,z) ((x & y) | (x & z) | (y & z))</span></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="preprocessor"></span><span class="preprocessor">#define P(a,b,c,d,x,s) { a += F(b,c,d) + x + 0x5A827999; a = S(a,s); }</span></div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  P( A, B, C, D, X[ 0], 3 );</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  P( D, A, B, C, X[ 4], 5 );</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  P( C, D, A, B, X[ 8], 9 );</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  P( B, C, D, A, X[12], 13 );</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  P( A, B, C, D, X[ 1], 3 );</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  P( D, A, B, C, X[ 5], 5 );</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  P( C, D, A, B, X[ 9], 9 );</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  P( B, C, D, A, X[13], 13 );</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  P( A, B, C, D, X[ 2], 3 );</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  P( D, A, B, C, X[ 6], 5 );</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  P( C, D, A, B, X[10], 9 );</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  P( B, C, D, A, X[14], 13 );</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  P( A, B, C, D, X[ 3], 3 );</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  P( D, A, B, C, X[ 7], 5 );</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  P( C, D, A, B, X[11], 9 );</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  P( B, C, D, A, X[15], 13 );</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> <span class="preprocessor">#undef P</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="preprocessor"></span><span class="preprocessor">#undef F</span></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="preprocessor">#define F(x,y,z) (x ^ y ^ z)</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="preprocessor"></span><span class="preprocessor">#define P(a,b,c,d,x,s) { a += F(b,c,d) + x + 0x6ED9EBA1; a = S(a,s); }</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  P( A, B, C, D, X[ 0], 3 );</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  P( D, A, B, C, X[ 8], 9 );</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  P( C, D, A, B, X[ 4], 11 );</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  P( B, C, D, A, X[12], 15 );</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  P( A, B, C, D, X[ 2], 3 );</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  P( D, A, B, C, X[10], 9 );</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  P( C, D, A, B, X[ 6], 11 );</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  P( B, C, D, A, X[14], 15 );</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  P( A, B, C, D, X[ 1], 3 );</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  P( D, A, B, C, X[ 9], 9 );</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  P( C, D, A, B, X[ 5], 11 );</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  P( B, C, D, A, X[13], 15 );</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  P( A, B, C, D, X[ 3], 3 );</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  P( D, A, B, C, X[11], 9 );</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  P( C, D, A, B, X[ 7], 11 );</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  P( B, C, D, A, X[15], 15 );</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> <span class="preprocessor">#undef F</span></div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="preprocessor"></span><span class="preprocessor">#undef P</span></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[0] += A;</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[1] += B;</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[2] += C;</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[3] += D;</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> }</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> </div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="comment"> * MD4 process buffer</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="keywordtype">void</span> <a class="code" href="md4_8h.html#a3f8a6d480da7c90dadc810a70c3b3076">md4_update</a>( <a class="code" href="structmd4__context.html">md4_context</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input, <span class="keywordtype">size_t</span> ilen )</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> {</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordtype">size_t</span> fill;</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  uint32_t left;</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>  <span class="keywordflow">if</span>( ilen == 0 )</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordflow">return</span>;</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>  left = ctx-><a class="code" href="structmd4__context.html#a2552a6c074e1113edd096bf96a6ed79f">total</a>[0] & 0x3F;</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  fill = 64 - left;</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> </div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  ctx-><a class="code" href="structmd4__context.html#a2552a6c074e1113edd096bf96a6ed79f">total</a>[0] += (uint32_t) ilen;</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  ctx-><a class="code" href="structmd4__context.html#a2552a6c074e1113edd096bf96a6ed79f">total</a>[0] &= 0xFFFFFFFF;</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> </div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">if</span>( ctx-><a class="code" href="structmd4__context.html#a2552a6c074e1113edd096bf96a6ed79f">total</a>[0] < (uint32_t) ilen )</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  ctx-><a class="code" href="structmd4__context.html#a2552a6c074e1113edd096bf96a6ed79f">total</a>[1]++;</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">if</span>( left && ilen >= fill )</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  {</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  memcpy( (<span class="keywordtype">void</span> *) (ctx-><a class="code" href="structmd4__context.html#a0696cee383db125d2f3697fae432b65e">buffer</a> + left),</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  (<span class="keywordtype">void</span> *) input, fill );</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <a class="code" href="md4_8h.html#a293f06cb4e067aef19018d36239e13f7">md4_process</a>( ctx, ctx-><a class="code" href="structmd4__context.html#a0696cee383db125d2f3697fae432b65e">buffer</a> );</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  input += fill;</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  ilen -= fill;</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  left = 0;</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> </div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordflow">while</span>( ilen >= 64 )</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  {</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <a class="code" href="md4_8h.html#a293f06cb4e067aef19018d36239e13f7">md4_process</a>( ctx, input );</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  input += 64;</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  ilen -= 64;</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  }</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> </div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">if</span>( ilen > 0 )</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  {</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  memcpy( (<span class="keywordtype">void</span> *) (ctx-><a class="code" href="structmd4__context.html#a0696cee383db125d2f3697fae432b65e">buffer</a> + left),</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  (<span class="keywordtype">void</span> *) input, ilen );</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> }</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> md4_padding[64] =</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> {</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> };</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> </div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="comment"> * MD4 final digest</span></div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="keywordtype">void</span> <a class="code" href="md4_8h.html#ab256dcfe03230c42f1d61b4e82d242aa">md4_finish</a>( <a class="code" href="structmd4__context.html">md4_context</a> *ctx, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> output[16] )</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> {</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  uint32_t last, padn;</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  uint32_t high, low;</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> msglen[8];</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> </div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  high = ( ctx-><a class="code" href="structmd4__context.html#a2552a6c074e1113edd096bf96a6ed79f">total</a>[0] >> 29 )</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  | ( ctx-><a class="code" href="structmd4__context.html#a2552a6c074e1113edd096bf96a6ed79f">total</a>[1] << 3 );</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  low = ( ctx-><a class="code" href="structmd4__context.html#a2552a6c074e1113edd096bf96a6ed79f">total</a>[0] << 3 );</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> </div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  PUT_UINT32_LE( low, msglen, 0 );</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  PUT_UINT32_LE( high, msglen, 4 );</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  last = ctx-><a class="code" href="structmd4__context.html#a2552a6c074e1113edd096bf96a6ed79f">total</a>[0] & 0x3F;</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  padn = ( last < 56 ) ? ( 56 - last ) : ( 120 - last );</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> </div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <a class="code" href="md4_8h.html#a3f8a6d480da7c90dadc810a70c3b3076">md4_update</a>( ctx, (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *) md4_padding, padn );</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <a class="code" href="md4_8h.html#a3f8a6d480da7c90dadc810a70c3b3076">md4_update</a>( ctx, msglen, 8 );</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> </div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  PUT_UINT32_LE( ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[0], output, 0 );</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  PUT_UINT32_LE( ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[1], output, 4 );</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  PUT_UINT32_LE( ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[2], output, 8 );</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  PUT_UINT32_LE( ctx-><a class="code" href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">state</a>[3], output, 12 );</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> }</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span> </div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span> <span class="preprocessor">#endif </span><span class="comment">/* !POLARSSL_MD4_ALT */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> <span class="comment"> * output = MD4( input buffer )</span></div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="keywordtype">void</span> <a class="code" href="md4_8h.html#aee41e4f0dd04f82bf9bb211bfe9ef71f">md4</a>( <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input, <span class="keywordtype">size_t</span> ilen, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> output[16] )</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> {</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <a class="code" href="structmd4__context.html">md4_context</a> ctx;</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> </div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <a class="code" href="md4_8h.html#a1e41986001bc4aea6102cd16a6656de5">md4_init</a>( &ctx );</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <a class="code" href="md4_8h.html#a0fef9afcb9de8f7a90f727e224ce32ee">md4_starts</a>( &ctx );</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <a class="code" href="md4_8h.html#a3f8a6d480da7c90dadc810a70c3b3076">md4_update</a>( &ctx, input, ilen );</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <a class="code" href="md4_8h.html#ab256dcfe03230c42f1d61b4e82d242aa">md4_finish</a>( &ctx, output );</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <a class="code" href="md4_8h.html#a00104b12e09b0254e64d2ded72c1670b">md4_free</a>( &ctx );</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> }</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> </div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="preprocessor">#if defined(POLARSSL_FS_IO)</span></div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span> <span class="preprocessor"></span><span class="comment">/*</span></div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="comment"> * output = MD4( file contents )</span></div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span> <span class="keywordtype">int</span> <a class="code" href="md4_8h.html#a43d0e57d1af370a34ad50e7e78a9114f">md4_file</a>( <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> output[16] )</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> {</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  FILE *f;</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keywordtype">size_t</span> n;</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <a class="code" href="structmd4__context.html">md4_context</a> ctx;</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> buf[1024];</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordflow">if</span>( ( f = fopen( path, <span class="stringliteral">"rb"</span> ) ) == NULL )</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keywordflow">return</span>( <a class="code" href="md4_8h.html#a585cf248c4d1f41f682630c551c6f69c">POLARSSL_ERR_MD4_FILE_IO_ERROR</a> );</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span> </div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <a class="code" href="md4_8h.html#a1e41986001bc4aea6102cd16a6656de5">md4_init</a>( &ctx );</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <a class="code" href="md4_8h.html#a0fef9afcb9de8f7a90f727e224ce32ee">md4_starts</a>( &ctx );</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>  <span class="keywordflow">while</span>( ( n = fread( buf, 1, <span class="keyword">sizeof</span>( buf ), f ) ) > 0 )</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <a class="code" href="md4_8h.html#a3f8a6d480da7c90dadc810a70c3b3076">md4_update</a>( &ctx, buf, n );</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>  <a class="code" href="md4_8h.html#ab256dcfe03230c42f1d61b4e82d242aa">md4_finish</a>( &ctx, output );</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <a class="code" href="md4_8h.html#a00104b12e09b0254e64d2ded72c1670b">md4_free</a>( &ctx );</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>  <span class="keywordflow">if</span>( ferror( f ) != 0 )</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>  fclose( f );</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keywordflow">return</span>( <a class="code" href="md4_8h.html#a585cf248c4d1f41f682630c551c6f69c">POLARSSL_ERR_MD4_FILE_IO_ERROR</a> );</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  }</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> </div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  fclose( f );</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> }</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_FS_IO */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="comment"> * MD4 HMAC context setup</span></div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span> <span class="keywordtype">void</span> <a class="code" href="md4_8h.html#a8d216551ccc453d92483cb1bb28d74e6">md4_hmac_starts</a>( <a class="code" href="structmd4__context.html">md4_context</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *key,</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordtype">size_t</span> keylen )</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> {</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keywordtype">size_t</span> i;</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> sum[16];</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span> </div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">if</span>( keylen > 64 )</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>  <a class="code" href="md4_8h.html#aee41e4f0dd04f82bf9bb211bfe9ef71f">md4</a>( key, keylen, sum );</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  keylen = 16;</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  key = sum;</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  }</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>  memset( ctx-><a class="code" href="structmd4__context.html#a288259967fbbdbc2ea7af2e4c20d2727">ipad</a>, 0x36, 64 );</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  memset( ctx-><a class="code" href="structmd4__context.html#ab42b866d617c3c6fd34534f20616f449">opad</a>, 0x5C, 64 );</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span> </div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="keywordflow">for</span>( i = 0; i < keylen; i++ )</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  {</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  ctx-><a class="code" href="structmd4__context.html#a288259967fbbdbc2ea7af2e4c20d2727">ipad</a>[i] = (<span class="keywordtype">unsigned</span> char)( ctx-><a class="code" href="structmd4__context.html#a288259967fbbdbc2ea7af2e4c20d2727">ipad</a>[i] ^ key[i] );</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  ctx-><a class="code" href="structmd4__context.html#ab42b866d617c3c6fd34534f20616f449">opad</a>[i] = (<span class="keywordtype">unsigned</span> char)( ctx-><a class="code" href="structmd4__context.html#ab42b866d617c3c6fd34534f20616f449">opad</a>[i] ^ key[i] );</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>  <a class="code" href="md4_8h.html#a0fef9afcb9de8f7a90f727e224ce32ee">md4_starts</a>( ctx );</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <a class="code" href="md4_8h.html#a3f8a6d480da7c90dadc810a70c3b3076">md4_update</a>( ctx, ctx-><a class="code" href="structmd4__context.html#a288259967fbbdbc2ea7af2e4c20d2727">ipad</a>, 64 );</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> </div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  polarssl_zeroize( sum, <span class="keyword">sizeof</span>( sum ) );</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span> }</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span> </div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span> <span class="comment"> * MD4 HMAC process buffer</span></div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span> <span class="keywordtype">void</span> <a class="code" href="md4_8h.html#ad22de8cd798ad00adf99e8d221ee7ccd">md4_hmac_update</a>( <a class="code" href="structmd4__context.html">md4_context</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input,</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keywordtype">size_t</span> ilen )</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> {</div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <a class="code" href="md4_8h.html#a3f8a6d480da7c90dadc810a70c3b3076">md4_update</a>( ctx, input, ilen );</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> }</div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span> </div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span> <span class="comment"> * MD4 HMAC final digest</span></div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span> <span class="keywordtype">void</span> <a class="code" href="md4_8h.html#ae5cb1eed45542e30aed90ee69ca67a8f">md4_hmac_finish</a>( <a class="code" href="structmd4__context.html">md4_context</a> *ctx, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> output[16] )</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span> {</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> tmpbuf[16];</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span> </div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <a class="code" href="md4_8h.html#ab256dcfe03230c42f1d61b4e82d242aa">md4_finish</a>( ctx, tmpbuf );</div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <a class="code" href="md4_8h.html#a0fef9afcb9de8f7a90f727e224ce32ee">md4_starts</a>( ctx );</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <a class="code" href="md4_8h.html#a3f8a6d480da7c90dadc810a70c3b3076">md4_update</a>( ctx, ctx-><a class="code" href="structmd4__context.html#ab42b866d617c3c6fd34534f20616f449">opad</a>, 64 );</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <a class="code" href="md4_8h.html#a3f8a6d480da7c90dadc810a70c3b3076">md4_update</a>( ctx, tmpbuf, 16 );</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <a class="code" href="md4_8h.html#ab256dcfe03230c42f1d61b4e82d242aa">md4_finish</a>( ctx, output );</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span> </div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  polarssl_zeroize( tmpbuf, <span class="keyword">sizeof</span>( tmpbuf ) );</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> </div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span> <span class="comment"> * MD4 HMAC context reset</span></div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="keywordtype">void</span> <a class="code" href="md4_8h.html#a3dbbffee2e6d26cc635ed0468148f64e">md4_hmac_reset</a>( <a class="code" href="structmd4__context.html">md4_context</a> *ctx )</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span> {</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <a class="code" href="md4_8h.html#a0fef9afcb9de8f7a90f727e224ce32ee">md4_starts</a>( ctx );</div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <a class="code" href="md4_8h.html#a3f8a6d480da7c90dadc810a70c3b3076">md4_update</a>( ctx, ctx-><a class="code" href="structmd4__context.html#a288259967fbbdbc2ea7af2e4c20d2727">ipad</a>, 64 );</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span> }</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span> </div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <span class="comment"> * output = HMAC-MD4( hmac key, input buffer )</span></div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="keywordtype">void</span> <a class="code" href="md4_8h.html#a53e5896e59fcdcd68f842c579847dc79">md4_hmac</a>( <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *key, <span class="keywordtype">size_t</span> keylen,</div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input, <span class="keywordtype">size_t</span> ilen,</div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> output[16] )</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span> {</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <a class="code" href="structmd4__context.html">md4_context</a> ctx;</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span> </div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <a class="code" href="md4_8h.html#a1e41986001bc4aea6102cd16a6656de5">md4_init</a>( &ctx );</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <a class="code" href="md4_8h.html#a8d216551ccc453d92483cb1bb28d74e6">md4_hmac_starts</a>( &ctx, key, keylen );</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <a class="code" href="md4_8h.html#ad22de8cd798ad00adf99e8d221ee7ccd">md4_hmac_update</a>( &ctx, input, ilen );</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <a class="code" href="md4_8h.html#ae5cb1eed45542e30aed90ee69ca67a8f">md4_hmac_finish</a>( &ctx, output );</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <a class="code" href="md4_8h.html#a00104b12e09b0254e64d2ded72c1670b">md4_free</a>( &ctx );</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> </div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span> <span class="preprocessor">#if defined(POLARSSL_SELF_TEST)</span></div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span> <span class="comment"> * RFC 1320 test vectors</span></div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> md4_test_str[7][81] =</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="stringliteral">""</span> },</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  { <span class="stringliteral">"a"</span> },</div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  { <span class="stringliteral">"abc"</span> },</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  { <span class="stringliteral">"message digest"</span> },</div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  { <span class="stringliteral">"abcdefghijklmnopqrstuvwxyz"</span> },</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  { <span class="stringliteral">"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"</span> },</div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  { <span class="stringliteral">"12345678901234567890123456789012345678901234567890123456789012"</span> \</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="stringliteral">"345678901234567890"</span> }</div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span> };</div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span> </div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> md4_test_sum[7][16] =</div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span> {</div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  { 0x31, 0xD6, 0xCF, 0xE0, 0xD1, 0x6A, 0xE9, 0x31,</div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  0xB7, 0x3C, 0x59, 0xD7, 0xE0, 0xC0, 0x89, 0xC0 },</div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  { 0xBD, 0xE5, 0x2C, 0xB3, 0x1D, 0xE3, 0x3E, 0x46,</div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  0x24, 0x5E, 0x05, 0xFB, 0xDB, 0xD6, 0xFB, 0x24 },</div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  { 0xA4, 0x48, 0x01, 0x7A, 0xAF, 0x21, 0xD8, 0x52,</div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  0x5F, 0xC1, 0x0A, 0xE8, 0x7A, 0xA6, 0x72, 0x9D },</div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  { 0xD9, 0x13, 0x0A, 0x81, 0x64, 0x54, 0x9F, 0xE8,</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  0x18, 0x87, 0x48, 0x06, 0xE1, 0xC7, 0x01, 0x4B },</div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  { 0xD7, 0x9E, 0x1C, 0x30, 0x8A, 0xA5, 0xBB, 0xCD,</div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  0xEE, 0xA8, 0xED, 0x63, 0xDF, 0x41, 0x2D, 0xA9 },</div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  { 0x04, 0x3F, 0x85, 0x82, 0xF2, 0x41, 0xDB, 0x35,</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  0x1C, 0xE6, 0x27, 0xE1, 0x53, 0xE7, 0xF0, 0xE4 },</div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  { 0xE3, 0x3B, 0x4D, 0xDC, 0x9C, 0x38, 0xF2, 0x19,</div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  0x9C, 0x3E, 0x7B, 0x16, 0x4F, 0xCC, 0x05, 0x36 }</div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span> };</div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span> </div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span> <span class="comment"> * Checkup routine</span></div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span> <span class="keywordtype">int</span> <a class="code" href="md4_8h.html#a7fa4918a3869ae3f3a44d9871130e961">md4_self_test</a>( <span class="keywordtype">int</span> verbose )</div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span> {</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> md4sum[16];</div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span> </div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="keywordflow">for</span>( i = 0; i < 7; i++ )</div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  {</div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">" MD4 test #%d: "</span>, i + 1 );</div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span> </div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <a class="code" href="md4_8h.html#aee41e4f0dd04f82bf9bb211bfe9ef71f">md4</a>( (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *) md4_test_str[i],</div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  strlen( md4_test_str[i] ), md4sum );</div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span> </div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="keywordflow">if</span>( memcmp( md4sum, md4_test_sum[i], 16 ) != 0 )</div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  {</div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</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="l00478"></a><span class="lineno"> 478</span> </div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keywordflow">return</span>( 1 );</div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  }</div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span> </div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</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="l00484"></a><span class="lineno"> 484</span>  }</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span> </div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</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="l00488"></a><span class="lineno"> 488</span> </div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <span class="keywordflow">return</span>( 0 );</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> </div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_SELF_TEST */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_MD4_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="md4_8h_html_ab256dcfe03230c42f1d61b4e82d242aa"><div class="ttname"><a href="md4_8h.html#ab256dcfe03230c42f1d61b4e82d242aa">md4_finish</a></div><div class="ttdeci">void md4_finish(md4_context *ctx, unsigned char output[16])</div><div class="ttdoc">MD4 final digest. </div></div>
<div class="ttc" id="md4_8h_html_a7fa4918a3869ae3f3a44d9871130e961"><div class="ttname"><a href="md4_8h.html#a7fa4918a3869ae3f3a44d9871130e961">md4_self_test</a></div><div class="ttdeci">int md4_self_test(int verbose)</div><div class="ttdoc">Checkup routine. </div></div>
<div class="ttc" id="md4_8h_html_a1e41986001bc4aea6102cd16a6656de5"><div class="ttname"><a href="md4_8h.html#a1e41986001bc4aea6102cd16a6656de5">md4_init</a></div><div class="ttdeci">void md4_init(md4_context *ctx)</div><div class="ttdoc">Initialize MD4 context. </div></div>
<div class="ttc" id="md4_8h_html_a53e5896e59fcdcd68f842c579847dc79"><div class="ttname"><a href="md4_8h.html#a53e5896e59fcdcd68f842c579847dc79">md4_hmac</a></div><div class="ttdeci">void md4_hmac(const unsigned char *key, size_t keylen, const unsigned char *input, size_t ilen, unsigned char output[16])</div><div class="ttdoc">Output = HMAC-MD4( hmac key, input buffer ) </div></div>
<div class="ttc" id="md4_8h_html_a0fef9afcb9de8f7a90f727e224ce32ee"><div class="ttname"><a href="md4_8h.html#a0fef9afcb9de8f7a90f727e224ce32ee">md4_starts</a></div><div class="ttdeci">void md4_starts(md4_context *ctx)</div><div class="ttdoc">MD4 context setup. </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="md4_8h_html_aee41e4f0dd04f82bf9bb211bfe9ef71f"><div class="ttname"><a href="md4_8h.html#aee41e4f0dd04f82bf9bb211bfe9ef71f">md4</a></div><div class="ttdeci">void md4(const unsigned char *input, size_t ilen, unsigned char output[16])</div><div class="ttdoc">Output = MD4( input buffer ) </div></div>
<div class="ttc" id="md4_8h_html_a293f06cb4e067aef19018d36239e13f7"><div class="ttname"><a href="md4_8h.html#a293f06cb4e067aef19018d36239e13f7">md4_process</a></div><div class="ttdeci">void md4_process(md4_context *ctx, const unsigned char data[64])</div></div>
<div class="ttc" id="md4_8h_html_a3f8a6d480da7c90dadc810a70c3b3076"><div class="ttname"><a href="md4_8h.html#a3f8a6d480da7c90dadc810a70c3b3076">md4_update</a></div><div class="ttdeci">void md4_update(md4_context *ctx, const unsigned char *input, size_t ilen)</div><div class="ttdoc">MD4 process buffer. </div></div>
<div class="ttc" id="md4_8h_html_a8d216551ccc453d92483cb1bb28d74e6"><div class="ttname"><a href="md4_8h.html#a8d216551ccc453d92483cb1bb28d74e6">md4_hmac_starts</a></div><div class="ttdeci">void md4_hmac_starts(md4_context *ctx, const unsigned char *key, size_t keylen)</div><div class="ttdoc">MD4 HMAC context setup. </div></div>
<div class="ttc" id="md4_8h_html_ae5cb1eed45542e30aed90ee69ca67a8f"><div class="ttname"><a href="md4_8h.html#ae5cb1eed45542e30aed90ee69ca67a8f">md4_hmac_finish</a></div><div class="ttdeci">void md4_hmac_finish(md4_context *ctx, unsigned char output[16])</div><div class="ttdoc">MD4 HMAC final digest. </div></div>
<div class="ttc" id="structmd4__context_html"><div class="ttname"><a href="structmd4__context.html">md4_context</a></div><div class="ttdoc">MD4 context structure. </div><div class="ttdef"><b>Definition:</b> <a href="md4_8h_source.html#l00058">md4.h:58</a></div></div>
<div class="ttc" id="structmd4__context_html_a0696cee383db125d2f3697fae432b65e"><div class="ttname"><a href="structmd4__context.html#a0696cee383db125d2f3697fae432b65e">md4_context::buffer</a></div><div class="ttdeci">unsigned char buffer[64]</div><div class="ttdef"><b>Definition:</b> <a href="md4_8h_source.html#l00062">md4.h:62</a></div></div>
<div class="ttc" id="structmd4__context_html_a288259967fbbdbc2ea7af2e4c20d2727"><div class="ttname"><a href="structmd4__context.html#a288259967fbbdbc2ea7af2e4c20d2727">md4_context::ipad</a></div><div class="ttdeci">unsigned char ipad[64]</div><div class="ttdef"><b>Definition:</b> <a href="md4_8h_source.html#l00064">md4.h:64</a></div></div>
<div class="ttc" id="structmd4__context_html_a82c5ccf689385971c990d19d6a8caaa5"><div class="ttname"><a href="structmd4__context.html#a82c5ccf689385971c990d19d6a8caaa5">md4_context::state</a></div><div class="ttdeci">uint32_t state[4]</div><div class="ttdef"><b>Definition:</b> <a href="md4_8h_source.html#l00061">md4.h:61</a></div></div>
<div class="ttc" id="md4_8h_html_a00104b12e09b0254e64d2ded72c1670b"><div class="ttname"><a href="md4_8h.html#a00104b12e09b0254e64d2ded72c1670b">md4_free</a></div><div class="ttdeci">void md4_free(md4_context *ctx)</div><div class="ttdoc">Clear MD4 context. </div></div>
<div class="ttc" id="md4_8h_html"><div class="ttname"><a href="md4_8h.html">md4.h</a></div><div class="ttdoc">MD4 message digest algorithm (hash function) </div></div>
<div class="ttc" id="md4_8h_html_a43d0e57d1af370a34ad50e7e78a9114f"><div class="ttname"><a href="md4_8h.html#a43d0e57d1af370a34ad50e7e78a9114f">md4_file</a></div><div class="ttdeci">int md4_file(const char *path, unsigned char output[16])</div><div class="ttdoc">Output = MD4( file contents ) </div></div>
<div class="ttc" id="md4_8h_html_a585cf248c4d1f41f682630c551c6f69c"><div class="ttname"><a href="md4_8h.html#a585cf248c4d1f41f682630c551c6f69c">POLARSSL_ERR_MD4_FILE_IO_ERROR</a></div><div class="ttdeci">#define POLARSSL_ERR_MD4_FILE_IO_ERROR</div><div class="ttdoc">Read/write error in file. </div><div class="ttdef"><b>Definition:</b> <a href="md4_8h_source.html#l00045">md4.h:45</a></div></div>
<div class="ttc" id="structmd4__context_html_ab42b866d617c3c6fd34534f20616f449"><div class="ttname"><a href="structmd4__context.html#ab42b866d617c3c6fd34534f20616f449">md4_context::opad</a></div><div class="ttdeci">unsigned char opad[64]</div><div class="ttdef"><b>Definition:</b> <a href="md4_8h_source.html#l00065">md4.h:65</a></div></div>
<div class="ttc" id="structmd4__context_html_a2552a6c074e1113edd096bf96a6ed79f"><div class="ttname"><a href="structmd4__context.html#a2552a6c074e1113edd096bf96a6ed79f">md4_context::total</a></div><div class="ttdeci">uint32_t total[2]</div><div class="ttdef"><b>Definition:</b> <a href="md4_8h_source.html#l00060">md4.h:60</a></div></div>
<div class="ttc" id="md4_8h_html_a3dbbffee2e6d26cc635ed0468148f64e"><div class="ttname"><a href="md4_8h.html#a3dbbffee2e6d26cc635ed0468148f64e">md4_hmac_reset</a></div><div class="ttdeci">void md4_hmac_reset(md4_context *ctx)</div><div class="ttdoc">MD4 HMAC context reset. </div></div>
<div class="ttc" id="md4_8h_html_ad22de8cd798ad00adf99e8d221ee7ccd"><div class="ttname"><a href="md4_8h.html#ad22de8cd798ad00adf99e8d221ee7ccd">md4_hmac_update</a></div><div class="ttdeci">void md4_hmac_update(md4_context *ctx, const unsigned char *input, size_t ilen)</div><div class="ttdoc">MD4 HMAC process buffer. </div></div>
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