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<a href="asn1parse_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"> * Generic ASN.1 parsing</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> </div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#if !defined(POLARSSL_CONFIG_FILE)</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</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="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor"></span><span class="preprocessor">#include POLARSSL_CONFIG_FILE</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#if defined(POLARSSL_ASN1_PARSE_C)</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "<a class="code" href="asn1_8h.html">polarssl/asn1.h</a>"</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#if defined(POLARSSL_BIGNUM_C)</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor"></span><span class="preprocessor">#include "<a class="code" href="bignum_8h.html">polarssl/bignum.h</a>"</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#endif</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">#if defined(POLARSSL_PLATFORM_C)</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</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="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor"></span><span class="preprocessor">#define polarssl_malloc malloc</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor"></span><span class="preprocessor">#define polarssl_free free</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor">#include <string.h></span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#include <stdlib.h></span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> * ASN.1 DER decoding routines</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="keywordtype">int</span> <a class="code" href="asn1_8h.html#acebb8b02851a2f8dfa866d1b8e7f2ebd">asn1_get_len</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **p,</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *end,</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordtype">size_t</span> *len )</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="keywordflow">if</span>( ( end - *p ) < 1 )</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga0274145c2843f1d22cf7ca9b7ed37bab">POLARSSL_ERR_ASN1_OUT_OF_DATA</a> );</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">if</span>( ( **p & 0x80 ) == 0 )</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  *len = *(*p)++;</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  {</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">switch</span>( **p & 0x7F )</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  {</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">case</span> 1:</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">if</span>( ( end - *p ) < 2 )</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga0274145c2843f1d22cf7ca9b7ed37bab">POLARSSL_ERR_ASN1_OUT_OF_DATA</a> );</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  *len = (*p)[1];</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  (*p) += 2;</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">case</span> 2:</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">if</span>( ( end - *p ) < 3 )</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga0274145c2843f1d22cf7ca9b7ed37bab">POLARSSL_ERR_ASN1_OUT_OF_DATA</a> );</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  *len = ( (*p)[1] << 8 ) | (*p)[2];</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  (*p) += 3;</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">case</span> 3:</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">if</span>( ( end - *p ) < 4 )</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga0274145c2843f1d22cf7ca9b7ed37bab">POLARSSL_ERR_ASN1_OUT_OF_DATA</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>  *len = ( (*p)[1] << 16 ) | ( (*p)[2] << 8 ) | (*p)[3];</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  (*p) += 4;</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">case</span> 4:</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">if</span>( ( end - *p ) < 5 )</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga0274145c2843f1d22cf7ca9b7ed37bab">POLARSSL_ERR_ASN1_OUT_OF_DATA</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>  *len = ( (*p)[1] << 24 ) | ( (*p)[2] << 16 ) | ( (*p)[3] << 8 ) |</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  (*p)[4];</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  (*p) += 5;</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga05662cd7f7290c3de3e74598f0a60b7e">POLARSSL_ERR_ASN1_INVALID_LENGTH</a> );</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  }</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> </div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">if</span>( *len > (<span class="keywordtype">size_t</span>) ( end - *p ) )</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga0274145c2843f1d22cf7ca9b7ed37bab">POLARSSL_ERR_ASN1_OUT_OF_DATA</a> );</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">return</span>( 0 );</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> </div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="keywordtype">int</span> <a class="code" href="asn1_8h.html#af7d10ad8e91ae5cb4a78f7d7dc1a8ac6">asn1_get_tag</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **p,</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *end,</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordtype">size_t</span> *len, <span class="keywordtype">int</span> tag )</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> {</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordflow">if</span>( ( end - *p ) < 1 )</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga0274145c2843f1d22cf7ca9b7ed37bab">POLARSSL_ERR_ASN1_OUT_OF_DATA</a> );</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">if</span>( **p != tag )</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga171798e67a7a1024ab5e1c12c73f0537">POLARSSL_ERR_ASN1_UNEXPECTED_TAG</a> );</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>  (*p)++;</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">return</span>( <a class="code" href="asn1_8h.html#acebb8b02851a2f8dfa866d1b8e7f2ebd">asn1_get_len</a>( p, end, len ) );</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> }</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="keywordtype">int</span> <a class="code" href="asn1_8h.html#a099cac848d0bbdc60dd440153e794a1c">asn1_get_bool</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **p,</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *end,</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordtype">int</span> *<a class="code" href="struct__asn1__named__data.html#af1175e54f92e9aaa85fb7a6a27a5511e">val</a> )</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> {</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordtype">size_t</span> len;</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="asn1_8h.html#af7d10ad8e91ae5cb4a78f7d7dc1a8ac6">asn1_get_tag</a>( p, end, &len, <a class="code" href="group__asn1__module.html#ga5ecb3f6655f48694a6326657290d4996">ASN1_BOOLEAN</a> ) ) != 0 )</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">if</span>( len != 1 )</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga05662cd7f7290c3de3e74598f0a60b7e">POLARSSL_ERR_ASN1_INVALID_LENGTH</a> );</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  *val = ( **p != 0 ) ? 1 : 0;</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  (*p)++;</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="keywordflow">return</span>( 0 );</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> </div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="keywordtype">int</span> <a class="code" href="asn1_8h.html#ac1ec6c9510754709ffbe5ed9b746d009">asn1_get_int</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **p,</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *end,</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordtype">int</span> *val )</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> {</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordtype">size_t</span> len;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="asn1_8h.html#af7d10ad8e91ae5cb4a78f7d7dc1a8ac6">asn1_get_tag</a>( p, end, &len, <a class="code" href="group__asn1__module.html#ga0d3b979ef2ca9618ec1899fd0e14d8ec">ASN1_INTEGER</a> ) ) != 0 )</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">if</span>( len > <span class="keyword">sizeof</span>( <span class="keywordtype">int</span> ) || ( **p & 0x80 ) != 0 )</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga05662cd7f7290c3de3e74598f0a60b7e">POLARSSL_ERR_ASN1_INVALID_LENGTH</a> );</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>  *val = 0;</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordflow">while</span>( len-- > 0 )</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>  *val = ( *val << 8 ) | **p;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  (*p)++;</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  }</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> }</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="preprocessor">#if defined(POLARSSL_BIGNUM_C)</span></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor"></span><span class="keywordtype">int</span> <a class="code" href="asn1_8h.html#a9241caf4492b2405e48db346205af62f">asn1_get_mpi</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **p,</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *end,</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <a class="code" href="structmpi.html">mpi</a> *X )</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> {</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordtype">size_t</span> len;</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="asn1_8h.html#af7d10ad8e91ae5cb4a78f7d7dc1a8ac6">asn1_get_tag</a>( p, end, &len, <a class="code" href="group__asn1__module.html#ga0d3b979ef2ca9618ec1899fd0e14d8ec">ASN1_INTEGER</a> ) ) != 0 )</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> </div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  ret = <a class="code" href="bignum_8h.html#a0235008cccbf00b8bc03699de8094819">mpi_read_binary</a>( X, *p, len );</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>  *p += len;</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>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> }</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_BIGNUM_C */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="keywordtype">int</span> <a class="code" href="asn1_8h.html#a8cb7d558ab80268d8a01ad05c2a7804a">asn1_get_bitstring</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **p, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *end,</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <a class="code" href="struct__asn1__bitstring.html">asn1_bitstring</a> *bs)</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> {</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="comment">/* Certificate type is a single byte bitstring */</span></div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="asn1_8h.html#af7d10ad8e91ae5cb4a78f7d7dc1a8ac6">asn1_get_tag</a>( p, end, &bs-><a class="code" href="struct__asn1__bitstring.html#a031738b1889cd7c0e1b7c11fb958b174">len</a>, <a class="code" href="group__asn1__module.html#ga1493defdd429594af36feaf6309cc70a">ASN1_BIT_STRING</a> ) ) != 0 )</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> </div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="comment">/* Check length, subtract one for actual bit string length */</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">if</span>( bs-><a class="code" href="struct__asn1__bitstring.html#a031738b1889cd7c0e1b7c11fb958b174">len</a> < 1 )</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga0274145c2843f1d22cf7ca9b7ed37bab">POLARSSL_ERR_ASN1_OUT_OF_DATA</a> );</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  bs-><a class="code" href="struct__asn1__bitstring.html#a031738b1889cd7c0e1b7c11fb958b174">len</a> -= 1;</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="comment">/* Get number of unused bits, ensure unused bits <= 7 */</span></div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  bs-><a class="code" href="struct__asn1__bitstring.html#a5b241ccafcf894dcbadb48ed7d22c61d">unused_bits</a> = **p;</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">if</span>( bs-><a class="code" href="struct__asn1__bitstring.html#a5b241ccafcf894dcbadb48ed7d22c61d">unused_bits</a> > 7 )</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga05662cd7f7290c3de3e74598f0a60b7e">POLARSSL_ERR_ASN1_INVALID_LENGTH</a> );</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  (*p)++;</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> </div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="comment">/* Get actual bitstring */</span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  bs-><a class="code" href="struct__asn1__bitstring.html#aab51c5966b17778a743e4189e9b7ee65">p</a> = *p;</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  *p += bs-><a class="code" href="struct__asn1__bitstring.html#a031738b1889cd7c0e1b7c11fb958b174">len</a>;</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>  <span class="keywordflow">if</span>( *p != end )</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#gaffc1c105d348cf2be47a2c8d6ab5ef63">POLARSSL_ERR_ASN1_LENGTH_MISMATCH</a> );</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> </div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> }</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="comment">/*</span></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment"> * Get a bit string without unused bits</span></div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="keywordtype">int</span> <a class="code" href="asn1_8h.html#a4eea0ac1585372e535c06e91a16f7126">asn1_get_bitstring_null</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **p, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *end,</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordtype">size_t</span> *len )</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>  <span class="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> </div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="asn1_8h.html#af7d10ad8e91ae5cb4a78f7d7dc1a8ac6">asn1_get_tag</a>( p, end, len, <a class="code" href="group__asn1__module.html#ga1493defdd429594af36feaf6309cc70a">ASN1_BIT_STRING</a> ) ) != 0 )</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> </div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">if</span>( (*len)-- < 2 || *(*p)++ != 0 )</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga6dab8f2bf2ddd7e0c9f274267ab6aa30">POLARSSL_ERR_ASN1_INVALID_DATA</a> );</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> </div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> }</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> </div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> </div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> <span class="comment"> * Parses and splits an ASN.1 "SEQUENCE OF <tag>"</span></div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> <span class="keywordtype">int</span> <a class="code" href="asn1_8h.html#aff5e02b8136105bacb05e350678bad0d">asn1_get_sequence_of</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **p,</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *end,</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <a class="code" href="struct__asn1__sequence.html">asn1_sequence</a> *cur,</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordtype">int</span> tag)</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>  <span class="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keywordtype">size_t</span> len;</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <a class="code" href="struct__asn1__buf.html">asn1_buf</a> *buf;</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>  <span class="comment">/* Get main sequence tag */</span></div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="asn1_8h.html#af7d10ad8e91ae5cb4a78f7d7dc1a8ac6">asn1_get_tag</a>( p, end, &len,</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <a class="code" href="group__asn1__module.html#ga799d7b17a9532e1dadc8355f04477e27">ASN1_CONSTRUCTED</a> | <a class="code" href="group__asn1__module.html#ga9321fc9f2a5ef4103008fbe5c4b230df">ASN1_SEQUENCE</a> ) ) != 0 )</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordflow">if</span>( *p + len != end )</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#gaffc1c105d348cf2be47a2c8d6ab5ef63">POLARSSL_ERR_ASN1_LENGTH_MISMATCH</a> );</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordflow">while</span>( *p < end )</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>  buf = &(cur-><a class="code" href="struct__asn1__sequence.html#a0b83ba95e1aa990bde524d6b7e5bac92">buf</a>);</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  buf-><a class="code" href="struct__asn1__buf.html#a15a91b2c0722fdcdec3b930ab2750261">tag</a> = **p;</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> </div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="asn1_8h.html#af7d10ad8e91ae5cb4a78f7d7dc1a8ac6">asn1_get_tag</a>( p, end, &buf-><a class="code" href="struct__asn1__buf.html#a44f95c5d0e831dfbb20ce2ac70cb6831">len</a>, tag ) ) != 0 )</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">return</span>( ret );</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>  buf-><a class="code" href="struct__asn1__buf.html#a5ba4fb2a65b60d2e7fa3737f93e3158e">p</a> = *p;</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  *p += buf-><a class="code" href="struct__asn1__buf.html#a44f95c5d0e831dfbb20ce2ac70cb6831">len</a>;</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> </div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">/* Allocate and assign next pointer */</span></div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keywordflow">if</span>( *p < end )</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  {</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  cur-><a class="code" href="struct__asn1__sequence.html#af3dd863f47dffb72a582eda2d819e6e1">next</a> = (<a class="code" href="struct__asn1__sequence.html">asn1_sequence</a> *) <a class="code" href="test__suite__aes_8cbc_8c.html#a2a0cfb9e59f28e2a1a5fd1880fb20d4b">polarssl_malloc</a>(</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keyword">sizeof</span>( <a class="code" href="struct__asn1__sequence.html">asn1_sequence</a> ) );</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>  <span class="keywordflow">if</span>( cur-><a class="code" href="struct__asn1__sequence.html#af3dd863f47dffb72a582eda2d819e6e1">next</a> == NULL )</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga37e8d5745c2724e7330566921ca16fec">POLARSSL_ERR_ASN1_MALLOC_FAILED</a> );</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> </div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  cur = cur-><a class="code" href="struct__asn1__sequence.html#af3dd863f47dffb72a582eda2d819e6e1">next</a>;</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  }</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  }</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>  <span class="comment">/* Set final sequence entry's next pointer to NULL */</span></div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  cur-><a class="code" href="struct__asn1__sequence.html#af3dd863f47dffb72a582eda2d819e6e1">next</a> = NULL;</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>  <span class="keywordflow">if</span>( *p != end )</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#gaffc1c105d348cf2be47a2c8d6ab5ef63">POLARSSL_ERR_ASN1_LENGTH_MISMATCH</a> );</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>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span> }</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> </div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="keywordtype">int</span> <a class="code" href="asn1_8h.html#a463ec10966603ad423eefdb3dbcf5993">asn1_get_alg</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **p,</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *end,</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <a class="code" href="struct__asn1__buf.html">asn1_buf</a> *alg, <a class="code" href="struct__asn1__buf.html">asn1_buf</a> *params )</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span> {</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordtype">size_t</span> len;</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> </div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="asn1_8h.html#af7d10ad8e91ae5cb4a78f7d7dc1a8ac6">asn1_get_tag</a>( p, end, &len,</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <a class="code" href="group__asn1__module.html#ga799d7b17a9532e1dadc8355f04477e27">ASN1_CONSTRUCTED</a> | <a class="code" href="group__asn1__module.html#ga9321fc9f2a5ef4103008fbe5c4b230df">ASN1_SEQUENCE</a> ) ) != 0 )</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> </div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordflow">if</span>( ( end - *p ) < 1 )</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga0274145c2843f1d22cf7ca9b7ed37bab">POLARSSL_ERR_ASN1_OUT_OF_DATA</a> );</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> </div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  alg-><a class="code" href="struct__asn1__buf.html#a15a91b2c0722fdcdec3b930ab2750261">tag</a> = **p;</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  end = *p + len;</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> </div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="asn1_8h.html#af7d10ad8e91ae5cb4a78f7d7dc1a8ac6">asn1_get_tag</a>( p, end, &alg-><a class="code" href="struct__asn1__buf.html#a44f95c5d0e831dfbb20ce2ac70cb6831">len</a>, <a class="code" href="group__asn1__module.html#ga3fef844d0ea67080b66b3a4d5f0a9ec8">ASN1_OID</a> ) ) != 0 )</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> </div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  alg-><a class="code" href="struct__asn1__buf.html#a5ba4fb2a65b60d2e7fa3737f93e3158e">p</a> = *p;</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  *p += alg-><a class="code" href="struct__asn1__buf.html#a44f95c5d0e831dfbb20ce2ac70cb6831">len</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>  <span class="keywordflow">if</span>( *p == end )</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>  memset( params, 0, <span class="keyword">sizeof</span>(<a class="code" href="struct__asn1__buf.html">asn1_buf</a>) );</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</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>  params-><a class="code" href="struct__asn1__buf.html#a15a91b2c0722fdcdec3b930ab2750261">tag</a> = **p;</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  (*p)++;</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="keywordflow">if</span>( ( ret = <a class="code" href="asn1_8h.html#acebb8b02851a2f8dfa866d1b8e7f2ebd">asn1_get_len</a>( p, end, &params-><a class="code" href="struct__asn1__buf.html#a44f95c5d0e831dfbb20ce2ac70cb6831">len</a> ) ) != 0 )</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span> </div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  params-><a class="code" href="struct__asn1__buf.html#a5ba4fb2a65b60d2e7fa3737f93e3158e">p</a> = *p;</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  *p += params-><a class="code" href="struct__asn1__buf.html#a44f95c5d0e831dfbb20ce2ac70cb6831">len</a>;</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> </div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keywordflow">if</span>( *p != end )</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#gaffc1c105d348cf2be47a2c8d6ab5ef63">POLARSSL_ERR_ASN1_LENGTH_MISMATCH</a> );</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span> </div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> }</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> <span class="keywordtype">int</span> <a class="code" href="asn1_8h.html#aa967e6a2efe79187ef13f3177493d914">asn1_get_alg_null</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **p,</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *end,</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <a class="code" href="struct__asn1__buf.html">asn1_buf</a> *alg )</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>  <span class="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <a class="code" href="struct__asn1__buf.html">asn1_buf</a> params;</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>  memset( &params, 0, <span class="keyword">sizeof</span>(<a class="code" href="struct__asn1__buf.html">asn1_buf</a>) );</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> </div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="asn1_8h.html#a463ec10966603ad423eefdb3dbcf5993">asn1_get_alg</a>( p, end, alg, &params ) ) != 0 )</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keywordflow">return</span>( ret );</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="keywordflow">if</span>( ( params.<a class="code" href="struct__asn1__buf.html#a15a91b2c0722fdcdec3b930ab2750261">tag</a> != <a class="code" href="group__asn1__module.html#ga381db5db1873cb0b03744322cd9bc19c">ASN1_NULL</a> && params.<a class="code" href="struct__asn1__buf.html#a15a91b2c0722fdcdec3b930ab2750261">tag</a> != 0 ) || params.<a class="code" href="struct__asn1__buf.html#a44f95c5d0e831dfbb20ce2ac70cb6831">len</a> != 0 )</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#ga6dab8f2bf2ddd7e0c9f274267ab6aa30">POLARSSL_ERR_ASN1_INVALID_DATA</a> );</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="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> }</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="keywordtype">void</span> <a class="code" href="asn1_8h.html#a55085059941372208a74ce48ee904073">asn1_free_named_data</a>( <a class="code" href="struct__asn1__named__data.html">asn1_named_data</a> *cur )</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="keywordflow">if</span>( cur == NULL )</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span> </div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#a3c8219c194813f302bf78fe73566cb2d">polarssl_free</a>( cur-><a class="code" href="struct__asn1__named__data.html#a95593059f3ed1b21f4ae6b04ed3e01dd">oid</a>.<a class="code" href="struct__asn1__buf.html#a5ba4fb2a65b60d2e7fa3737f93e3158e">p</a> );</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#a3c8219c194813f302bf78fe73566cb2d">polarssl_free</a>( cur-><a class="code" href="struct__asn1__named__data.html#af1175e54f92e9aaa85fb7a6a27a5511e">val</a>.<a class="code" href="struct__asn1__buf.html#a5ba4fb2a65b60d2e7fa3737f93e3158e">p</a> );</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span> </div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  memset( cur, 0, <span class="keyword">sizeof</span>( <a class="code" href="struct__asn1__named__data.html">asn1_named_data</a> ) );</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> </div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span> <span class="keywordtype">void</span> <a class="code" href="asn1_8h.html#acefe3b9de9d702dc1f5cf64e48283e37">asn1_free_named_data_list</a>( <a class="code" href="struct__asn1__named__data.html">asn1_named_data</a> **head )</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>  <a class="code" href="struct__asn1__named__data.html">asn1_named_data</a> *cur;</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>  <span class="keywordflow">while</span>( ( cur = *head ) != NULL )</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  {</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  *head = cur-><a class="code" href="struct__asn1__named__data.html#a58d2c1bba1746711bac4f41a74f5333c">next</a>;</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <a class="code" href="asn1_8h.html#a55085059941372208a74ce48ee904073">asn1_free_named_data</a>( cur );</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <a class="code" href="test__suite__aes_8cbc_8c.html#a3c8219c194813f302bf78fe73566cb2d">polarssl_free</a>( cur );</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> </div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span> <a class="code" href="struct__asn1__named__data.html">asn1_named_data</a> *<a class="code" href="asn1_8h.html#aee053384989de6d77aa9c70450895427">asn1_find_named_data</a>( <a class="code" href="struct__asn1__named__data.html">asn1_named_data</a> *list,</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="struct__asn1__named__data.html#a95593059f3ed1b21f4ae6b04ed3e01dd">oid</a>, <span class="keywordtype">size_t</span> len )</div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span> {</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keywordflow">while</span>( list != NULL )</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>  <span class="keywordflow">if</span>( list-><a class="code" href="struct__asn1__named__data.html#a95593059f3ed1b21f4ae6b04ed3e01dd">oid</a>.<a class="code" href="struct__asn1__buf.html#a44f95c5d0e831dfbb20ce2ac70cb6831">len</a> == len &&</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  memcmp( list-><a class="code" href="struct__asn1__named__data.html#a95593059f3ed1b21f4ae6b04ed3e01dd">oid</a>.<a class="code" href="struct__asn1__buf.html#a5ba4fb2a65b60d2e7fa3737f93e3158e">p</a>, oid, len ) == 0 )</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="keywordflow">break</span>;</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  }</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span> </div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  list = list-><a class="code" href="struct__asn1__named__data.html#a58d2c1bba1746711bac4f41a74f5333c">next</a>;</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> </div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keywordflow">return</span>( list );</div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span> }</div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span> </div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_ASN1_PARSE_C */</span><span class="preprocessor"></span></div>
<div class="ttc" id="group__asn1__module_html_ga381db5db1873cb0b03744322cd9bc19c"><div class="ttname"><a href="group__asn1__module.html#ga381db5db1873cb0b03744322cd9bc19c">ASN1_NULL</a></div><div class="ttdeci">#define ASN1_NULL</div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00079">asn1.h:79</a></div></div>
<div class="ttc" id="asn1_8h_html_aff5e02b8136105bacb05e350678bad0d"><div class="ttname"><a href="asn1_8h.html#aff5e02b8136105bacb05e350678bad0d">asn1_get_sequence_of</a></div><div class="ttdeci">int asn1_get_sequence_of(unsigned char **p, const unsigned char *end, asn1_sequence *cur, int tag)</div><div class="ttdoc">Parses and splits an ASN.1 &quot;SEQUENCE OF &lt;tag&gt;&quot; Updated the pointer to immediately behind the full seq...</div></div>
<div class="ttc" id="group__asn1__module_html_ga3fef844d0ea67080b66b3a4d5f0a9ec8"><div class="ttname"><a href="group__asn1__module.html#ga3fef844d0ea67080b66b3a4d5f0a9ec8">ASN1_OID</a></div><div class="ttdeci">#define ASN1_OID</div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00080">asn1.h:80</a></div></div>
<div class="ttc" id="struct__asn1__sequence_html_a0b83ba95e1aa990bde524d6b7e5bac92"><div class="ttname"><a href="struct__asn1__sequence.html#a0b83ba95e1aa990bde524d6b7e5bac92">_asn1_sequence::buf</a></div><div class="ttdeci">asn1_buf buf</div><div class="ttdoc">Buffer containing the given ASN.1 item. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00148">asn1.h:148</a></div></div>
<div class="ttc" id="group__asn1__module_html_gaffc1c105d348cf2be47a2c8d6ab5ef63"><div class="ttname"><a href="group__asn1__module.html#gaffc1c105d348cf2be47a2c8d6ab5ef63">POLARSSL_ERR_ASN1_LENGTH_MISMATCH</a></div><div class="ttdeci">#define POLARSSL_ERR_ASN1_LENGTH_MISMATCH</div><div class="ttdoc">Actual length differs from expected length. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00057">asn1.h:57</a></div></div>
<div class="ttc" id="test__suite__aes_8cbc_8c_html_a2a0cfb9e59f28e2a1a5fd1880fb20d4b"><div class="ttname"><a href="test__suite__aes_8cbc_8c.html#a2a0cfb9e59f28e2a1a5fd1880fb20d4b">polarssl_malloc</a></div><div class="ttdeci">#define polarssl_malloc</div><div class="ttdef"><b>Definition:</b> <a href="test__suite__aes_8cbc_8c_source.html#l00310">test_suite_aes.cbc.c:310</a></div></div>
<div class="ttc" id="test__suite__aes_8cbc_8c_html_a3c8219c194813f302bf78fe73566cb2d"><div class="ttname"><a href="test__suite__aes_8cbc_8c.html#a3c8219c194813f302bf78fe73566cb2d">polarssl_free</a></div><div class="ttdeci">#define polarssl_free</div><div class="ttdef"><b>Definition:</b> <a href="test__suite__aes_8cbc_8c_source.html#l00311">test_suite_aes.cbc.c:311</a></div></div>
<div class="ttc" id="asn1_8h_html_ac1ec6c9510754709ffbe5ed9b746d009"><div class="ttname"><a href="asn1_8h.html#ac1ec6c9510754709ffbe5ed9b746d009">asn1_get_int</a></div><div class="ttdeci">int asn1_get_int(unsigned char **p, const unsigned char *end, int *val)</div><div class="ttdoc">Retrieve an integer ASN.1 tag and its value. </div></div>
<div class="ttc" id="struct__asn1__bitstring_html_a031738b1889cd7c0e1b7c11fb958b174"><div class="ttname"><a href="struct__asn1__bitstring.html#a031738b1889cd7c0e1b7c11fb958b174">_asn1_bitstring::len</a></div><div class="ttdeci">size_t len</div><div class="ttdoc">ASN1 length, e.g. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00137">asn1.h:137</a></div></div>
<div class="ttc" id="group__asn1__module_html_ga9321fc9f2a5ef4103008fbe5c4b230df"><div class="ttname"><a href="group__asn1__module.html#ga9321fc9f2a5ef4103008fbe5c4b230df">ASN1_SEQUENCE</a></div><div class="ttdeci">#define ASN1_SEQUENCE</div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00082">asn1.h:82</a></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="group__asn1__module_html_ga6dab8f2bf2ddd7e0c9f274267ab6aa30"><div class="ttname"><a href="group__asn1__module.html#ga6dab8f2bf2ddd7e0c9f274267ab6aa30">POLARSSL_ERR_ASN1_INVALID_DATA</a></div><div class="ttdeci">#define POLARSSL_ERR_ASN1_INVALID_DATA</div><div class="ttdoc">Data is invalid. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00058">asn1.h:58</a></div></div>
<div class="ttc" id="group__asn1__module_html_ga799d7b17a9532e1dadc8355f04477e27"><div class="ttname"><a href="group__asn1__module.html#ga799d7b17a9532e1dadc8355f04477e27">ASN1_CONSTRUCTED</a></div><div class="ttdeci">#define ASN1_CONSTRUCTED</div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00092">asn1.h:92</a></div></div>
<div class="ttc" id="struct__asn1__bitstring_html_a5b241ccafcf894dcbadb48ed7d22c61d"><div class="ttname"><a href="struct__asn1__bitstring.html#a5b241ccafcf894dcbadb48ed7d22c61d">_asn1_bitstring::unused_bits</a></div><div class="ttdeci">unsigned char unused_bits</div><div class="ttdoc">Number of unused bits at the end of the string. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00138">asn1.h:138</a></div></div>
<div class="ttc" id="structmpi_html"><div class="ttname"><a href="structmpi.html">mpi</a></div><div class="ttdoc">MPI structure. </div><div class="ttdef"><b>Definition:</b> <a href="bignum_8h_source.html#l00182">bignum.h:182</a></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="group__asn1__module_html_ga05662cd7f7290c3de3e74598f0a60b7e"><div class="ttname"><a href="group__asn1__module.html#ga05662cd7f7290c3de3e74598f0a60b7e">POLARSSL_ERR_ASN1_INVALID_LENGTH</a></div><div class="ttdeci">#define POLARSSL_ERR_ASN1_INVALID_LENGTH</div><div class="ttdoc">Error when trying to determine the length or invalid length. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00056">asn1.h:56</a></div></div>
<div class="ttc" id="struct__asn1__bitstring_html"><div class="ttname"><a href="struct__asn1__bitstring.html">_asn1_bitstring</a></div><div class="ttdoc">Container for ASN1 bit strings. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00135">asn1.h:135</a></div></div>
<div class="ttc" id="bignum_8h_html"><div class="ttname"><a href="bignum_8h.html">bignum.h</a></div><div class="ttdoc">Multi-precision integer library. </div></div>
<div class="ttc" id="struct__asn1__named__data_html_af1175e54f92e9aaa85fb7a6a27a5511e"><div class="ttname"><a href="struct__asn1__named__data.html#af1175e54f92e9aaa85fb7a6a27a5511e">_asn1_named_data::val</a></div><div class="ttdeci">asn1_buf val</div><div class="ttdoc">The named value. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00159">asn1.h:159</a></div></div>
<div class="ttc" id="struct__asn1__sequence_html"><div class="ttname"><a href="struct__asn1__sequence.html">_asn1_sequence</a></div><div class="ttdoc">Container for a sequence of ASN.1 items. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00146">asn1.h:146</a></div></div>
<div class="ttc" id="struct__asn1__bitstring_html_aab51c5966b17778a743e4189e9b7ee65"><div class="ttname"><a href="struct__asn1__bitstring.html#aab51c5966b17778a743e4189e9b7ee65">_asn1_bitstring::p</a></div><div class="ttdeci">unsigned char * p</div><div class="ttdoc">Raw ASN1 data for the bit string. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00139">asn1.h:139</a></div></div>
<div class="ttc" id="asn1_8h_html"><div class="ttname"><a href="asn1_8h.html">asn1.h</a></div><div class="ttdoc">Generic ASN.1 parsing. </div></div>
<div class="ttc" id="struct__asn1__named__data_html_a95593059f3ed1b21f4ae6b04ed3e01dd"><div class="ttname"><a href="struct__asn1__named__data.html#a95593059f3ed1b21f4ae6b04ed3e01dd">_asn1_named_data::oid</a></div><div class="ttdeci">asn1_buf oid</div><div class="ttdoc">The object identifier. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00158">asn1.h:158</a></div></div>
<div class="ttc" id="asn1_8h_html_aa967e6a2efe79187ef13f3177493d914"><div class="ttname"><a href="asn1_8h.html#aa967e6a2efe79187ef13f3177493d914">asn1_get_alg_null</a></div><div class="ttdeci">int asn1_get_alg_null(unsigned char **p, const unsigned char *end, asn1_buf *alg)</div><div class="ttdoc">Retrieve an AlgorithmIdentifier ASN.1 sequence with NULL or no params. </div></div>
<div class="ttc" id="asn1_8h_html_a463ec10966603ad423eefdb3dbcf5993"><div class="ttname"><a href="asn1_8h.html#a463ec10966603ad423eefdb3dbcf5993">asn1_get_alg</a></div><div class="ttdeci">int asn1_get_alg(unsigned char **p, const unsigned char *end, asn1_buf *alg, asn1_buf *params)</div><div class="ttdoc">Retrieve an AlgorithmIdentifier ASN.1 sequence. </div></div>
<div class="ttc" id="group__asn1__module_html_ga0d3b979ef2ca9618ec1899fd0e14d8ec"><div class="ttname"><a href="group__asn1__module.html#ga0d3b979ef2ca9618ec1899fd0e14d8ec">ASN1_INTEGER</a></div><div class="ttdeci">#define ASN1_INTEGER</div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00076">asn1.h:76</a></div></div>
<div class="ttc" id="struct__asn1__buf_html_a5ba4fb2a65b60d2e7fa3737f93e3158e"><div class="ttname"><a href="struct__asn1__buf.html#a5ba4fb2a65b60d2e7fa3737f93e3158e">_asn1_buf::p</a></div><div class="ttdeci">unsigned char * p</div><div class="ttdoc">ASN1 data, e.g. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00128">asn1.h:128</a></div></div>
<div class="ttc" id="asn1_8h_html_a099cac848d0bbdc60dd440153e794a1c"><div class="ttname"><a href="asn1_8h.html#a099cac848d0bbdc60dd440153e794a1c">asn1_get_bool</a></div><div class="ttdeci">int asn1_get_bool(unsigned char **p, const unsigned char *end, int *val)</div><div class="ttdoc">Retrieve a boolean ASN.1 tag and its value. </div></div>
<div class="ttc" id="struct__asn1__buf_html_a15a91b2c0722fdcdec3b930ab2750261"><div class="ttname"><a href="struct__asn1__buf.html#a15a91b2c0722fdcdec3b930ab2750261">_asn1_buf::tag</a></div><div class="ttdeci">int tag</div><div class="ttdoc">ASN1 type, e.g. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00126">asn1.h:126</a></div></div>
<div class="ttc" id="group__asn1__module_html_ga0274145c2843f1d22cf7ca9b7ed37bab"><div class="ttname"><a href="group__asn1__module.html#ga0274145c2843f1d22cf7ca9b7ed37bab">POLARSSL_ERR_ASN1_OUT_OF_DATA</a></div><div class="ttdeci">#define POLARSSL_ERR_ASN1_OUT_OF_DATA</div><div class="ttdoc">Out of data when parsing an ASN1 data structure. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00054">asn1.h:54</a></div></div>
<div class="ttc" id="asn1_8h_html_a55085059941372208a74ce48ee904073"><div class="ttname"><a href="asn1_8h.html#a55085059941372208a74ce48ee904073">asn1_free_named_data</a></div><div class="ttdeci">void asn1_free_named_data(asn1_named_data *entry)</div><div class="ttdoc">Free a asn1_named_data entry. </div></div>
<div class="ttc" id="group__asn1__module_html_ga1493defdd429594af36feaf6309cc70a"><div class="ttname"><a href="group__asn1__module.html#ga1493defdd429594af36feaf6309cc70a">ASN1_BIT_STRING</a></div><div class="ttdeci">#define ASN1_BIT_STRING</div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00077">asn1.h:77</a></div></div>
<div class="ttc" id="group__asn1__module_html_ga37e8d5745c2724e7330566921ca16fec"><div class="ttname"><a href="group__asn1__module.html#ga37e8d5745c2724e7330566921ca16fec">POLARSSL_ERR_ASN1_MALLOC_FAILED</a></div><div class="ttdeci">#define POLARSSL_ERR_ASN1_MALLOC_FAILED</div><div class="ttdoc">Memory allocation failed. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00059">asn1.h:59</a></div></div>
<div class="ttc" id="bignum_8h_html_a0235008cccbf00b8bc03699de8094819"><div class="ttname"><a href="bignum_8h.html#a0235008cccbf00b8bc03699de8094819">mpi_read_binary</a></div><div class="ttdeci">int mpi_read_binary(mpi *X, const unsigned char *buf, size_t buflen)</div><div class="ttdoc">Import X from unsigned binary data, big endian. </div></div>
<div class="ttc" id="struct__asn1__named__data_html"><div class="ttname"><a href="struct__asn1__named__data.html">_asn1_named_data</a></div><div class="ttdoc">Container for a sequence or list of &#39;named&#39; ASN.1 data items. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00156">asn1.h:156</a></div></div>
<div class="ttc" id="struct__asn1__buf_html"><div class="ttname"><a href="struct__asn1__buf.html">_asn1_buf</a></div><div class="ttdoc">Type-length-value structure that allows for ASN1 using DER. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00124">asn1.h:124</a></div></div>
<div class="ttc" id="asn1_8h_html_a4eea0ac1585372e535c06e91a16f7126"><div class="ttname"><a href="asn1_8h.html#a4eea0ac1585372e535c06e91a16f7126">asn1_get_bitstring_null</a></div><div class="ttdeci">int asn1_get_bitstring_null(unsigned char **p, const unsigned char *end, size_t *len)</div><div class="ttdoc">Retrieve a bitstring ASN.1 tag without unused bits and its value. </div></div>
<div class="ttc" id="struct__asn1__buf_html_a44f95c5d0e831dfbb20ce2ac70cb6831"><div class="ttname"><a href="struct__asn1__buf.html#a44f95c5d0e831dfbb20ce2ac70cb6831">_asn1_buf::len</a></div><div class="ttdeci">size_t len</div><div class="ttdoc">ASN1 length, e.g. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00127">asn1.h:127</a></div></div>
<div class="ttc" id="asn1_8h_html_acefe3b9de9d702dc1f5cf64e48283e37"><div class="ttname"><a href="asn1_8h.html#acefe3b9de9d702dc1f5cf64e48283e37">asn1_free_named_data_list</a></div><div class="ttdeci">void asn1_free_named_data_list(asn1_named_data **head)</div><div class="ttdoc">Free all entries in a asn1_named_data list Head will be set to NULL. </div></div>
<div class="ttc" id="group__asn1__module_html_ga5ecb3f6655f48694a6326657290d4996"><div class="ttname"><a href="group__asn1__module.html#ga5ecb3f6655f48694a6326657290d4996">ASN1_BOOLEAN</a></div><div class="ttdeci">#define ASN1_BOOLEAN</div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00075">asn1.h:75</a></div></div>
<div class="ttc" id="asn1_8h_html_acebb8b02851a2f8dfa866d1b8e7f2ebd"><div class="ttname"><a href="asn1_8h.html#acebb8b02851a2f8dfa866d1b8e7f2ebd">asn1_get_len</a></div><div class="ttdeci">int asn1_get_len(unsigned char **p, const unsigned char *end, size_t *len)</div><div class="ttdoc">Get the length of an ASN.1 element. </div></div>
<div class="ttc" id="asn1_8h_html_af7d10ad8e91ae5cb4a78f7d7dc1a8ac6"><div class="ttname"><a href="asn1_8h.html#af7d10ad8e91ae5cb4a78f7d7dc1a8ac6">asn1_get_tag</a></div><div class="ttdeci">int asn1_get_tag(unsigned char **p, const unsigned char *end, size_t *len, int tag)</div><div class="ttdoc">Get the tag and length of the tag. </div></div>
<div class="ttc" id="asn1_8h_html_aee053384989de6d77aa9c70450895427"><div class="ttname"><a href="asn1_8h.html#aee053384989de6d77aa9c70450895427">asn1_find_named_data</a></div><div class="ttdeci">asn1_named_data * asn1_find_named_data(asn1_named_data *list, const char *oid, size_t len)</div><div class="ttdoc">Find a specific named_data entry in a sequence or list based on the OID. </div></div>
<div class="ttc" id="asn1_8h_html_a8cb7d558ab80268d8a01ad05c2a7804a"><div class="ttname"><a href="asn1_8h.html#a8cb7d558ab80268d8a01ad05c2a7804a">asn1_get_bitstring</a></div><div class="ttdeci">int asn1_get_bitstring(unsigned char **p, const unsigned char *end, asn1_bitstring *bs)</div><div class="ttdoc">Retrieve a bitstring ASN.1 tag and its value. </div></div>
<div class="ttc" id="struct__asn1__named__data_html_a58d2c1bba1746711bac4f41a74f5333c"><div class="ttname"><a href="struct__asn1__named__data.html#a58d2c1bba1746711bac4f41a74f5333c">_asn1_named_data::next</a></div><div class="ttdeci">struct _asn1_named_data * next</div><div class="ttdoc">The next entry in the sequence. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00160">asn1.h:160</a></div></div>
<div class="ttc" id="asn1_8h_html_a9241caf4492b2405e48db346205af62f"><div class="ttname"><a href="asn1_8h.html#a9241caf4492b2405e48db346205af62f">asn1_get_mpi</a></div><div class="ttdeci">int asn1_get_mpi(unsigned char **p, const unsigned char *end, mpi *X)</div><div class="ttdoc">Retrieve a MPI value from an integer ASN.1 tag. </div></div>
<div class="ttc" id="group__asn1__module_html_ga171798e67a7a1024ab5e1c12c73f0537"><div class="ttname"><a href="group__asn1__module.html#ga171798e67a7a1024ab5e1c12c73f0537">POLARSSL_ERR_ASN1_UNEXPECTED_TAG</a></div><div class="ttdeci">#define POLARSSL_ERR_ASN1_UNEXPECTED_TAG</div><div class="ttdoc">ASN1 tag was of an unexpected value. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00055">asn1.h:55</a></div></div>
<div class="ttc" id="struct__asn1__sequence_html_af3dd863f47dffb72a582eda2d819e6e1"><div class="ttname"><a href="struct__asn1__sequence.html#af3dd863f47dffb72a582eda2d819e6e1">_asn1_sequence::next</a></div><div class="ttdeci">struct _asn1_sequence * next</div><div class="ttdoc">The next entry in the sequence. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00149">asn1.h:149</a></div></div>
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