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<a href="pkwrite_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"> * Public Key layer for writing key files and structures</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_PK_WRITE_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="pk_8h.html">polarssl/pk.h</a>"</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include "<a class="code" href="asn1write_8h.html">polarssl/asn1write.h</a>"</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include "<a class="code" href="oid_8h.html">polarssl/oid.h</a>"</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#if defined(POLARSSL_RSA_C)</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor"></span><span class="preprocessor">#include "<a class="code" href="rsa_8h.html">polarssl/rsa.h</a>"</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor"></span><span class="preprocessor">#if defined(POLARSSL_ECP_C)</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor"></span><span class="preprocessor">#include "<a class="code" href="ecp_8h.html">polarssl/ecp.h</a>"</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor"></span><span class="preprocessor">#if defined(POLARSSL_ECDSA_C)</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor"></span><span class="preprocessor">#include "<a class="code" href="ecdsa_8h.html">polarssl/ecdsa.h</a>"</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor"></span><span class="preprocessor">#if defined(POLARSSL_PEM_WRITE_C)</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor"></span><span class="preprocessor">#include "<a class="code" href="pem_8h.html">polarssl/pem.h</a>"</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#if defined(POLARSSL_PLATFORM_C)</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</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="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor"></span><span class="preprocessor">#include <stdlib.h></span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#define polarssl_malloc malloc</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor"></span><span class="preprocessor">#define polarssl_free free</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor"></span><span class="preprocessor">#endif</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="preprocessor">#if defined(POLARSSL_RSA_C)</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor"></span><span class="comment">/*</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> * RSAPublicKey ::= SEQUENCE {</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> * modulus INTEGER, -- n</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment"> * publicExponent INTEGER -- e</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"> * }</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="keyword">static</span> <span class="keywordtype">int</span> pk_write_rsa_pubkey( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **p, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *start,</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <a class="code" href="structrsa__context.html">rsa_context</a> *rsa )</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> {</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">size_t</span> len = 0;</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#acfc669194aa6ee652f09891f70827bc2">asn1_write_mpi</a>( p, start, &rsa-><a class="code" href="structrsa__context.html#aa28db934350d34ac8537abb7ec8d519d">E</a> ) );</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#acfc669194aa6ee652f09891f70827bc2">asn1_write_mpi</a>( p, start, &rsa-><a class="code" href="structrsa__context.html#a2f44f168531d8470e7831fd49aea9ae0">N</a> ) );</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#a4fc66d40e537079c762ab2df2c2ba3c8">asn1_write_len</a>( p, start, len ) );</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#a625cc3f39febf33574b80d767d56be7a">asn1_write_tag</a>( p, start, <a class="code" href="group__asn1__module.html#ga799d7b17a9532e1dadc8355f04477e27">ASN1_CONSTRUCTED</a> |</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <a class="code" href="group__asn1__module.html#ga9321fc9f2a5ef4103008fbe5c4b230df">ASN1_SEQUENCE</a> ) );</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">return</span>( (<span class="keywordtype">int</span>) len );</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> }</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_RSA_C */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="preprocessor">#if defined(POLARSSL_ECP_C)</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor"></span><span class="comment">/*</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment"> * EC public key is an EC point</span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="keyword">static</span> <span class="keywordtype">int</span> pk_write_ec_pubkey( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **p, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *start,</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <a class="code" href="structecp__keypair.html">ecp_keypair</a> *ec )</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="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordtype">size_t</span> len = 0;</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> buf[<a class="code" href="ecp_8h.html#a7c7d2c178fceae9dc252cc111cd845ef">POLARSSL_ECP_MAX_PT_LEN</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>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="ecp_8h.html#af386d2126344b010b0ec7db582b7771c">ecp_point_write_binary</a>( &ec-><a class="code" href="structecp__keypair.html#af83ab21de379598f79adade4c3cd376f">grp</a>, &ec-><a class="code" href="structecp__keypair.html#a3a2bd5744991a7b0fbc76c3649a1e8a1">Q</a>,</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="ecp_8h.html#ac9035f34ba62d16e0e37bdaca67e37e2">POLARSSL_ECP_PF_UNCOMPRESSED</a>,</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  &len, buf, <span class="keyword">sizeof</span>( buf ) ) ) != 0 )</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  {</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  }</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordflow">if</span>( *p - start < (<span class="keywordtype">int</span>) len )</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#gafc87dd8ff36b6f9354941b0de4567cc6">POLARSSL_ERR_ASN1_BUF_TOO_SMALL</a> );</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>  *p -= len;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  memcpy( *p, buf, len );</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>( (<span class="keywordtype">int</span>) len );</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="comment">/*</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment"> * ECParameters ::= CHOICE {</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"> * namedCurve OBJECT IDENTIFIER</span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"> * }</span></div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="keyword">static</span> <span class="keywordtype">int</span> pk_write_ec_param( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **p, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *start,</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <a class="code" href="structecp__keypair.html">ecp_keypair</a> *ec )</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> {</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordtype">size_t</span> len = 0;</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *oid;</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordtype">size_t</span> oid_len;</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="oid_8h.html#a529c8b896ecf50ec2314a4f36f64c702">oid_get_oid_by_ec_grp</a>( ec-><a class="code" href="structecp__keypair.html#af83ab21de379598f79adade4c3cd376f">grp</a>.<a class="code" href="structecp__group.html#a8f7b8f453c94152dcb7227639511f323">id</a>, &oid, &oid_len ) ) != 0 )</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#a25311e847f76c558886ae348b5c5f5a3">asn1_write_oid</a>( p, start, oid, oid_len ) );</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">return</span>( (<span class="keywordtype">int</span>) len );</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">#endif </span><span class="comment">/* POLARSSL_ECP_C */</span><span class="preprocessor"></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> <span class="keywordtype">int</span> <a class="code" href="pk_8h.html#afb4acfcc6b9efd9fecc9f9b6a0bc03f9">pk_write_pubkey</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **p, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *start,</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keyword">const</span> <a class="code" href="structpk__context.html">pk_context</a> *key )</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="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordtype">size_t</span> len = 0;</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> <span class="preprocessor">#if defined(POLARSSL_RSA_C)</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="preprocessor"></span> <span class="keywordflow">if</span>( <a class="code" href="pk_8h.html#ad3b2000d9b043b19530042170e61c404">pk_get_type</a>( key ) == <a class="code" href="pk_8h.html#afca3aa33cb1f34742a7ee3fd8ccec9caac21caece338fd9c2d1ee4bbdac9017e3">POLARSSL_PK_RSA</a> )</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, pk_write_rsa_pubkey( p, start, <a class="code" href="pk_8h.html#a38f752fba9162d32f36e5d55e2d829e5">pk_rsa</a>( *key ) ) );</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="preprocessor"></span><span class="preprocessor">#if defined(POLARSSL_ECP_C)</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="preprocessor"></span> <span class="keywordflow">if</span>( <a class="code" href="pk_8h.html#ad3b2000d9b043b19530042170e61c404">pk_get_type</a>( key ) == <a class="code" href="pk_8h.html#afca3aa33cb1f34742a7ee3fd8ccec9caa0ca1b70e294125c0c431fadccf950b5e">POLARSSL_PK_ECKEY</a> )</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, pk_write_ec_pubkey( p, start, <a class="code" href="pk_8h.html#aa99af910a6ed4465722c0c1348c8c65e">pk_ec</a>( *key ) ) );</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="preprocessor"></span> <span class="keywordflow">return</span>( <a class="code" href="pk_8h.html#a37a8bde8e3ed0443bba504a22e83045c">POLARSSL_ERR_PK_FEATURE_UNAVAILABLE</a> );</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">return</span>( (<span class="keywordtype">int</span>) len );</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> }</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="keywordtype">int</span> <a class="code" href="pk_8h.html#a1cc3c109b8f82badd7d69f31f76f7bab">pk_write_pubkey_der</a>( <a class="code" href="structpk__context.html">pk_context</a> *key, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> size )</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> {</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *c;</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordtype">size_t</span> len = 0, par_len = 0, oid_len;</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *oid;</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  c = buf + size;</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="pk_8h.html#afb4acfcc6b9efd9fecc9f9b6a0bc03f9">pk_write_pubkey</a>( &c, buf, key ) );</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>  <span class="keywordflow">if</span>( c - buf < 1 )</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#gafc87dd8ff36b6f9354941b0de4567cc6">POLARSSL_ERR_ASN1_BUF_TOO_SMALL</a> );</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>  <span class="comment">/*</span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="comment"> * SubjectPublicKeyInfo ::= SEQUENCE {</span></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="comment"> * algorithm AlgorithmIdentifier,</span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="comment"> * subjectPublicKey BIT STRING }</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  *--c = 0;</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  len += 1;</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#a4fc66d40e537079c762ab2df2c2ba3c8">asn1_write_len</a>( &c, buf, len ) );</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#a625cc3f39febf33574b80d767d56be7a">asn1_write_tag</a>( &c, buf, <a class="code" href="group__asn1__module.html#ga1493defdd429594af36feaf6309cc70a">ASN1_BIT_STRING</a> ) );</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="oid_8h.html#a7e383f9f45423e35d8a472770ba61b02">oid_get_oid_by_pk_alg</a>( <a class="code" href="pk_8h.html#ad3b2000d9b043b19530042170e61c404">pk_get_type</a>( key ),</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  &oid, &oid_len ) ) != 0 )</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  {</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">return</span>( ret );</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> </div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="preprocessor">#if defined(POLARSSL_ECP_C)</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="preprocessor"></span> <span class="keywordflow">if</span>( <a class="code" href="pk_8h.html#ad3b2000d9b043b19530042170e61c404">pk_get_type</a>( key ) == <a class="code" href="pk_8h.html#afca3aa33cb1f34742a7ee3fd8ccec9caa0ca1b70e294125c0c431fadccf950b5e">POLARSSL_PK_ECKEY</a> )</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  {</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( par_len, pk_write_ec_param( &c, buf, <a class="code" href="pk_8h.html#aa99af910a6ed4465722c0c1348c8c65e">pk_ec</a>( *key ) ) );</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  }</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#a084a4d4cbc73cf5bacbbc59ebf386852">asn1_write_algorithm_identifier</a>( &c, buf, oid, oid_len,</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  par_len ) );</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#a4fc66d40e537079c762ab2df2c2ba3c8">asn1_write_len</a>( &c, buf, len ) );</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#a625cc3f39febf33574b80d767d56be7a">asn1_write_tag</a>( &c, buf, <a class="code" href="group__asn1__module.html#ga799d7b17a9532e1dadc8355f04477e27">ASN1_CONSTRUCTED</a> |</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <a class="code" href="group__asn1__module.html#ga9321fc9f2a5ef4103008fbe5c4b230df">ASN1_SEQUENCE</a> ) );</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">return</span>( (<span class="keywordtype">int</span>) len );</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> }</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> </div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="keywordtype">int</span> <a class="code" href="pk_8h.html#a890b5c8b8de2bc2853005e045b72edf7">pk_write_key_der</a>( <a class="code" href="structpk__context.html">pk_context</a> *key, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> size )</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="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *c = buf + size;</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordtype">size_t</span> len = 0;</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="preprocessor">#if defined(POLARSSL_RSA_C)</span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="preprocessor"></span> <span class="keywordflow">if</span>( <a class="code" href="pk_8h.html#ad3b2000d9b043b19530042170e61c404">pk_get_type</a>( key ) == <a class="code" href="pk_8h.html#afca3aa33cb1f34742a7ee3fd8ccec9caac21caece338fd9c2d1ee4bbdac9017e3">POLARSSL_PK_RSA</a> )</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  {</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <a class="code" href="structrsa__context.html">rsa_context</a> *rsa = <a class="code" href="pk_8h.html#a38f752fba9162d32f36e5d55e2d829e5">pk_rsa</a>( *key );</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>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#acfc669194aa6ee652f09891f70827bc2">asn1_write_mpi</a>( &c, buf, &rsa-><a class="code" href="structrsa__context.html#a364bfb0ef6d240c39053f603ee1cbeca">QP</a> ) );</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#acfc669194aa6ee652f09891f70827bc2">asn1_write_mpi</a>( &c, buf, &rsa-><a class="code" href="structrsa__context.html#a42fb604a95bea6fc9640715babb8d415">DQ</a> ) );</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#acfc669194aa6ee652f09891f70827bc2">asn1_write_mpi</a>( &c, buf, &rsa-><a class="code" href="structrsa__context.html#ad3a4b21e847d540a9bf1b680f0c05880">DP</a> ) );</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#acfc669194aa6ee652f09891f70827bc2">asn1_write_mpi</a>( &c, buf, &rsa-><a class="code" href="structrsa__context.html#a94bb2c66e84581a0d854f1fc7f6672d8">Q</a> ) );</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#acfc669194aa6ee652f09891f70827bc2">asn1_write_mpi</a>( &c, buf, &rsa-><a class="code" href="structrsa__context.html#a352c64edb7488633ddbca88d1a9966c9">P</a> ) );</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#acfc669194aa6ee652f09891f70827bc2">asn1_write_mpi</a>( &c, buf, &rsa-><a class="code" href="structrsa__context.html#af3078ae226d6b5aa335af77a6d46317e">D</a> ) );</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#acfc669194aa6ee652f09891f70827bc2">asn1_write_mpi</a>( &c, buf, &rsa-><a class="code" href="structrsa__context.html#aa28db934350d34ac8537abb7ec8d519d">E</a> ) );</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#acfc669194aa6ee652f09891f70827bc2">asn1_write_mpi</a>( &c, buf, &rsa-><a class="code" href="structrsa__context.html#a2f44f168531d8470e7831fd49aea9ae0">N</a> ) );</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#a9450884c817c164769fcb595204c0fd4">asn1_write_int</a>( &c, buf, 0 ) );</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#a4fc66d40e537079c762ab2df2c2ba3c8">asn1_write_len</a>( &c, buf, len ) );</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#a625cc3f39febf33574b80d767d56be7a">asn1_write_tag</a>( &c, buf, <a class="code" href="group__asn1__module.html#ga799d7b17a9532e1dadc8355f04477e27">ASN1_CONSTRUCTED</a> |</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <a class="code" href="group__asn1__module.html#ga9321fc9f2a5ef4103008fbe5c4b230df">ASN1_SEQUENCE</a> ) );</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>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_RSA_C */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="preprocessor"></span><span class="preprocessor">#if defined(POLARSSL_ECP_C)</span></div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="preprocessor"></span> <span class="keywordflow">if</span>( <a class="code" href="pk_8h.html#ad3b2000d9b043b19530042170e61c404">pk_get_type</a>( key ) == <a class="code" href="pk_8h.html#afca3aa33cb1f34742a7ee3fd8ccec9caa0ca1b70e294125c0c431fadccf950b5e">POLARSSL_PK_ECKEY</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>  <a class="code" href="structecp__keypair.html">ecp_keypair</a> *ec = <a class="code" href="pk_8h.html#aa99af910a6ed4465722c0c1348c8c65e">pk_ec</a>( *key );</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordtype">size_t</span> pub_len = 0, par_len = 0;</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>  <span class="comment">/*</span></div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="comment"> * RFC 5915, or SEC1 Appendix C.4</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"> * ECPrivateKey ::= SEQUENCE {</span></div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <span class="comment"> * version INTEGER { ecPrivkeyVer1(1) } (ecPrivkeyVer1),</span></div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> <span class="comment"> * privateKey OCTET STRING,</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="comment"> * parameters [0] ECParameters {{ NamedCurve }} OPTIONAL,</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="comment"> * publicKey [1] BIT STRING OPTIONAL</span></div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="comment"> * }</span></div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> </div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="comment">/* publicKey */</span></div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( pub_len, pk_write_ec_pubkey( &c, buf, ec ) );</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="keywordflow">if</span>( c - buf < 1 )</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">return</span>( <a class="code" href="group__asn1__module.html#gafc87dd8ff36b6f9354941b0de4567cc6">POLARSSL_ERR_ASN1_BUF_TOO_SMALL</a> );</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  *--c = 0;</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  pub_len += 1;</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>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( pub_len, <a class="code" href="asn1write_8h.html#a4fc66d40e537079c762ab2df2c2ba3c8">asn1_write_len</a>( &c, buf, pub_len ) );</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( pub_len, <a class="code" href="asn1write_8h.html#a625cc3f39febf33574b80d767d56be7a">asn1_write_tag</a>( &c, buf, <a class="code" href="group__asn1__module.html#ga1493defdd429594af36feaf6309cc70a">ASN1_BIT_STRING</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>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( pub_len, <a class="code" href="asn1write_8h.html#a4fc66d40e537079c762ab2df2c2ba3c8">asn1_write_len</a>( &c, buf, pub_len ) );</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( pub_len, <a class="code" href="asn1write_8h.html#a625cc3f39febf33574b80d767d56be7a">asn1_write_tag</a>( &c, buf,</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <a class="code" href="group__asn1__module.html#gab1f89bc6e469d46d5293f724d317d1d7">ASN1_CONTEXT_SPECIFIC</a> | <a class="code" href="group__asn1__module.html#ga799d7b17a9532e1dadc8355f04477e27">ASN1_CONSTRUCTED</a> | 1 ) );</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  len += pub_len;</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="comment">/* parameters */</span></div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( par_len, pk_write_ec_param( &c, buf, ec ) );</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>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( par_len, <a class="code" href="asn1write_8h.html#a4fc66d40e537079c762ab2df2c2ba3c8">asn1_write_len</a>( &c, buf, par_len ) );</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( par_len, <a class="code" href="asn1write_8h.html#a625cc3f39febf33574b80d767d56be7a">asn1_write_tag</a>( &c, buf,</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <a class="code" href="group__asn1__module.html#gab1f89bc6e469d46d5293f724d317d1d7">ASN1_CONTEXT_SPECIFIC</a> | <a class="code" href="group__asn1__module.html#ga799d7b17a9532e1dadc8355f04477e27">ASN1_CONSTRUCTED</a> | 0 ) );</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  len += par_len;</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>  <span class="comment">/* privateKey: write as MPI then fix tag */</span></div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#acfc669194aa6ee652f09891f70827bc2">asn1_write_mpi</a>( &c, buf, &ec-><a class="code" href="structecp__keypair.html#a8531547899526b4e8e6b2427c09e0177">d</a> ) );</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  *c = <a class="code" href="group__asn1__module.html#gae251e2c2d40228a89468f3f939a18585">ASN1_OCTET_STRING</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="comment">/* version */</span></div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#a9450884c817c164769fcb595204c0fd4">asn1_write_int</a>( &c, buf, 1 ) );</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>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#a4fc66d40e537079c762ab2df2c2ba3c8">asn1_write_len</a>( &c, buf, len ) );</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <a class="code" href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a>( len, <a class="code" href="asn1write_8h.html#a625cc3f39febf33574b80d767d56be7a">asn1_write_tag</a>( &c, buf, <a class="code" href="group__asn1__module.html#ga799d7b17a9532e1dadc8355f04477e27">ASN1_CONSTRUCTED</a> |</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <a class="code" href="group__asn1__module.html#ga9321fc9f2a5ef4103008fbe5c4b230df">ASN1_SEQUENCE</a> ) );</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="keywordflow">else</span></div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_ECP_C */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="preprocessor"></span> <span class="keywordflow">return</span>( <a class="code" href="pk_8h.html#a37a8bde8e3ed0443bba504a22e83045c">POLARSSL_ERR_PK_FEATURE_UNAVAILABLE</a> );</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> </div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">return</span>( (<span class="keywordtype">int</span>) len );</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> </div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="preprocessor">#if defined(POLARSSL_PEM_WRITE_C)</span></div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="preprocessor">#define PEM_BEGIN_PUBLIC_KEY "-----BEGIN PUBLIC KEY-----\n"</span></div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="preprocessor"></span><span class="preprocessor">#define PEM_END_PUBLIC_KEY "-----END PUBLIC KEY-----\n"</span></div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span> <span class="preprocessor">#define PEM_BEGIN_PRIVATE_KEY_RSA "-----BEGIN RSA PRIVATE KEY-----\n"</span></div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> <span class="preprocessor"></span><span class="preprocessor">#define PEM_END_PRIVATE_KEY_RSA "-----END RSA PRIVATE KEY-----\n"</span></div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="preprocessor"></span><span class="preprocessor">#define PEM_BEGIN_PRIVATE_KEY_EC "-----BEGIN EC PRIVATE KEY-----\n"</span></div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> <span class="preprocessor"></span><span class="preprocessor">#define PEM_END_PRIVATE_KEY_EC "-----END EC PRIVATE KEY-----\n"</span></div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="keywordtype">int</span> <a class="code" href="pk_8h.html#a5ae31f8d6873f9358bd935a351570097">pk_write_pubkey_pem</a>( <a class="code" href="structpk__context.html">pk_context</a> *key, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> size )</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>  <span class="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> output_buf[4096];</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordtype">size_t</span> olen = 0;</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>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="pk_8h.html#a1cc3c109b8f82badd7d69f31f76f7bab">pk_write_pubkey_der</a>( key, output_buf,</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keyword">sizeof</span>(output_buf) ) ) < 0 )</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">return</span>( ret );</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> </div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordflow">if</span>( ( ret = pem_write_buffer( PEM_BEGIN_PUBLIC_KEY, PEM_END_PUBLIC_KEY,</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  output_buf + <span class="keyword">sizeof</span>(output_buf) - ret,</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  ret, buf, size, &olen ) ) != 0 )</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  {</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  }</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span> </div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordflow">return</span>( 0 );</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> </div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> <span class="keywordtype">int</span> <a class="code" href="pk_8h.html#a7ab31e8bc38a4e99f1b4f5d4b94b230c">pk_write_key_pem</a>( <a class="code" href="structpk__context.html">pk_context</a> *key, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> size )</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span> {</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordtype">int</span> ret;</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> output_buf[4096];</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *begin, *end;</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keywordtype">size_t</span> olen = 0;</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> </div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keywordflow">if</span>( ( ret = <a class="code" href="pk_8h.html#a890b5c8b8de2bc2853005e045b72edf7">pk_write_key_der</a>( key, output_buf, <span class="keyword">sizeof</span>(output_buf) ) ) < 0 )</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keywordflow">return</span>( ret );</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> </div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="preprocessor">#if defined(POLARSSL_RSA_C)</span></div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span> <span class="preprocessor"></span> <span class="keywordflow">if</span>( <a class="code" href="pk_8h.html#ad3b2000d9b043b19530042170e61c404">pk_get_type</a>( key ) == <a class="code" href="pk_8h.html#afca3aa33cb1f34742a7ee3fd8ccec9caac21caece338fd9c2d1ee4bbdac9017e3">POLARSSL_PK_RSA</a> )</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>  begin = PEM_BEGIN_PRIVATE_KEY_RSA;</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  end = PEM_END_PRIVATE_KEY_RSA;</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  }</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <span class="preprocessor"></span><span class="preprocessor">#if defined(POLARSSL_ECP_C)</span></div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="preprocessor"></span> <span class="keywordflow">if</span>( <a class="code" href="pk_8h.html#ad3b2000d9b043b19530042170e61c404">pk_get_type</a>( key ) == <a class="code" href="pk_8h.html#afca3aa33cb1f34742a7ee3fd8ccec9caa0ca1b70e294125c0c431fadccf950b5e">POLARSSL_PK_ECKEY</a> )</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>  begin = PEM_BEGIN_PRIVATE_KEY_EC;</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  end = PEM_END_PRIVATE_KEY_EC;</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  }</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span> <span class="preprocessor"></span> <span class="keywordflow">return</span>( <a class="code" href="pk_8h.html#a37a8bde8e3ed0443bba504a22e83045c">POLARSSL_ERR_PK_FEATURE_UNAVAILABLE</a> );</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span> </div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keywordflow">if</span>( ( ret = pem_write_buffer( begin, end,</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  output_buf + <span class="keyword">sizeof</span>(output_buf) - ret,</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  ret, buf, size, &olen ) ) != 0 )</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">return</span>( ret );</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> </div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keywordflow">return</span>( 0 );</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> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_PEM_WRITE_C */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_PK_WRITE_C */</span><span class="preprocessor"></span></div>
<div class="ttc" id="pk_8h_html_a890b5c8b8de2bc2853005e045b72edf7"><div class="ttname"><a href="pk_8h.html#a890b5c8b8de2bc2853005e045b72edf7">pk_write_key_der</a></div><div class="ttdeci">int pk_write_key_der(pk_context *ctx, unsigned char *buf, size_t size)</div><div class="ttdoc">Write a private key to a PKCS#1 or SEC1 DER structure Note: data is written at the end of the buffer!...</div></div>
<div class="ttc" id="oid_8h_html_a529c8b896ecf50ec2314a4f36f64c702"><div class="ttname"><a href="oid_8h.html#a529c8b896ecf50ec2314a4f36f64c702">oid_get_oid_by_ec_grp</a></div><div class="ttdeci">int oid_get_oid_by_ec_grp(ecp_group_id grp_id, const char **oid, size_t *olen)</div><div class="ttdoc">Translate EC group identifier into NamedCurve OID. </div></div>
<div class="ttc" id="ecp_8h_html"><div class="ttname"><a href="ecp_8h.html">ecp.h</a></div><div class="ttdoc">Elliptic curves over GF(p) </div></div>
<div class="ttc" id="pk_8h_html_a7ab31e8bc38a4e99f1b4f5d4b94b230c"><div class="ttname"><a href="pk_8h.html#a7ab31e8bc38a4e99f1b4f5d4b94b230c">pk_write_key_pem</a></div><div class="ttdeci">int pk_write_key_pem(pk_context *ctx, unsigned char *buf, size_t size)</div><div class="ttdoc">Write a private key to a PKCS#1 or SEC1 PEM string. </div></div>
<div class="ttc" id="ecdsa_8h_html"><div class="ttname"><a href="ecdsa_8h.html">ecdsa.h</a></div><div class="ttdoc">Elliptic curve DSA. </div></div>
<div class="ttc" id="structecp__keypair_html_af83ab21de379598f79adade4c3cd376f"><div class="ttname"><a href="structecp__keypair.html#af83ab21de379598f79adade4c3cd376f">ecp_keypair::grp</a></div><div class="ttdeci">ecp_group grp</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00165">ecp.h:165</a></div></div>
<div class="ttc" id="group__asn1__module_html_gafc87dd8ff36b6f9354941b0de4567cc6"><div class="ttname"><a href="group__asn1__module.html#gafc87dd8ff36b6f9354941b0de4567cc6">POLARSSL_ERR_ASN1_BUF_TOO_SMALL</a></div><div class="ttdeci">#define POLARSSL_ERR_ASN1_BUF_TOO_SMALL</div><div class="ttdoc">Buffer too small when writing ASN.1 data structure. </div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00060">asn1.h:60</a></div></div>
<div class="ttc" id="oid_8h_html_a7e383f9f45423e35d8a472770ba61b02"><div class="ttname"><a href="oid_8h.html#a7e383f9f45423e35d8a472770ba61b02">oid_get_oid_by_pk_alg</a></div><div class="ttdeci">int oid_get_oid_by_pk_alg(pk_type_t pk_alg, const char **oid, size_t *olen)</div><div class="ttdoc">Translate pk_type into PublicKeyAlgorithm OID. </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="ecp_8h_html_ac9035f34ba62d16e0e37bdaca67e37e2"><div class="ttname"><a href="ecp_8h.html#ac9035f34ba62d16e0e37bdaca67e37e2">POLARSSL_ECP_PF_UNCOMPRESSED</a></div><div class="ttdeci">#define POLARSSL_ECP_PF_UNCOMPRESSED</div><div class="ttdoc">Uncompressed point format. </div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00233">ecp.h:233</a></div></div>
<div class="ttc" id="structrsa__context_html_a42fb604a95bea6fc9640715babb8d415"><div class="ttname"><a href="structrsa__context.html#a42fb604a95bea6fc9640715babb8d415">rsa_context::DQ</a></div><div class="ttdeci">mpi DQ</div><div class="ttdef"><b>Definition:</b> <a href="rsa_8h_source.html#l00095">rsa.h:95</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_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="structecp__keypair_html"><div class="ttname"><a href="structecp__keypair.html">ecp_keypair</a></div><div class="ttdoc">ECP key pair structure. </div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00163">ecp.h:163</a></div></div>
<div class="ttc" id="structecp__keypair_html_a8531547899526b4e8e6b2427c09e0177"><div class="ttname"><a href="structecp__keypair.html#a8531547899526b4e8e6b2427c09e0177">ecp_keypair::d</a></div><div class="ttdeci">mpi d</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00166">ecp.h:166</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="pk_8h_html_aa99af910a6ed4465722c0c1348c8c65e"><div class="ttname"><a href="pk_8h.html#aa99af910a6ed4465722c0c1348c8c65e">pk_ec</a></div><div class="ttdeci">#define pk_ec(pk)</div><div class="ttdoc">Quick access to an EC context inside a PK context. </div><div class="ttdef"><b>Definition:</b> <a href="pk_8h_source.html#l00084">pk.h:84</a></div></div>
<div class="ttc" id="pk_8h_html_ad3b2000d9b043b19530042170e61c404"><div class="ttname"><a href="pk_8h.html#ad3b2000d9b043b19530042170e61c404">pk_get_type</a></div><div class="ttdeci">pk_type_t pk_get_type(const pk_context *ctx)</div><div class="ttdoc">Get the key type. </div></div>
<div class="ttc" id="oid_8h_html"><div class="ttname"><a href="oid_8h.html">oid.h</a></div><div class="ttdoc">Object Identifier (OID) database. </div></div>
<div class="ttc" id="pk_8h_html"><div class="ttname"><a href="pk_8h.html">pk.h</a></div><div class="ttdoc">Public Key abstraction layer. </div></div>
<div class="ttc" id="asn1write_8h_html_a4fc66d40e537079c762ab2df2c2ba3c8"><div class="ttname"><a href="asn1write_8h.html#a4fc66d40e537079c762ab2df2c2ba3c8">asn1_write_len</a></div><div class="ttdeci">int asn1_write_len(unsigned char **p, unsigned char *start, size_t len)</div><div class="ttdoc">Write a length field in ASN.1 format Note: function works backwards in data buffer. </div></div>
<div class="ttc" id="structrsa__context_html_a352c64edb7488633ddbca88d1a9966c9"><div class="ttname"><a href="structrsa__context.html#a352c64edb7488633ddbca88d1a9966c9">rsa_context::P</a></div><div class="ttdeci">mpi P</div><div class="ttdef"><b>Definition:</b> <a href="rsa_8h_source.html#l00092">rsa.h:92</a></div></div>
<div class="ttc" id="structrsa__context_html_a94bb2c66e84581a0d854f1fc7f6672d8"><div class="ttname"><a href="structrsa__context.html#a94bb2c66e84581a0d854f1fc7f6672d8">rsa_context::Q</a></div><div class="ttdeci">mpi Q</div><div class="ttdef"><b>Definition:</b> <a href="rsa_8h_source.html#l00093">rsa.h:93</a></div></div>
<div class="ttc" id="pk_8h_html_a37a8bde8e3ed0443bba504a22e83045c"><div class="ttname"><a href="pk_8h.html#a37a8bde8e3ed0443bba504a22e83045c">POLARSSL_ERR_PK_FEATURE_UNAVAILABLE</a></div><div class="ttdeci">#define POLARSSL_ERR_PK_FEATURE_UNAVAILABLE</div><div class="ttdoc">Unavailable feature, e.g. </div><div class="ttdef"><b>Definition:</b> <a href="pk_8h_source.html#l00063">pk.h:63</a></div></div>
<div class="ttc" id="pk_8h_html_afb4acfcc6b9efd9fecc9f9b6a0bc03f9"><div class="ttname"><a href="pk_8h.html#afb4acfcc6b9efd9fecc9f9b6a0bc03f9">pk_write_pubkey</a></div><div class="ttdeci">int pk_write_pubkey(unsigned char **p, unsigned char *start, const pk_context *key)</div><div class="ttdoc">Write a subjectPublicKey to ASN.1 data Note: function works backwards in data buffer. </div></div>
<div class="ttc" id="pk_8h_html_a1cc3c109b8f82badd7d69f31f76f7bab"><div class="ttname"><a href="pk_8h.html#a1cc3c109b8f82badd7d69f31f76f7bab">pk_write_pubkey_der</a></div><div class="ttdeci">int pk_write_pubkey_der(pk_context *ctx, unsigned char *buf, size_t size)</div><div class="ttdoc">Write a public key to a SubjectPublicKeyInfo DER structure Note: data is written at the end of the bu...</div></div>
<div class="ttc" id="structrsa__context_html"><div class="ttname"><a href="structrsa__context.html">rsa_context</a></div><div class="ttdoc">RSA context structure. </div><div class="ttdef"><b>Definition:</b> <a href="rsa_8h_source.html#l00083">rsa.h:83</a></div></div>
<div class="ttc" id="structrsa__context_html_af3078ae226d6b5aa335af77a6d46317e"><div class="ttname"><a href="structrsa__context.html#af3078ae226d6b5aa335af77a6d46317e">rsa_context::D</a></div><div class="ttdeci">mpi D</div><div class="ttdef"><b>Definition:</b> <a href="rsa_8h_source.html#l00091">rsa.h:91</a></div></div>
<div class="ttc" id="structecp__group_html_a8f7b8f453c94152dcb7227639511f323"><div class="ttname"><a href="structecp__group.html#a8f7b8f453c94152dcb7227639511f323">ecp_group::id</a></div><div class="ttdeci">ecp_group_id id</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00138">ecp.h:138</a></div></div>
<div class="ttc" id="structrsa__context_html_a364bfb0ef6d240c39053f603ee1cbeca"><div class="ttname"><a href="structrsa__context.html#a364bfb0ef6d240c39053f603ee1cbeca">rsa_context::QP</a></div><div class="ttdeci">mpi QP</div><div class="ttdef"><b>Definition:</b> <a href="rsa_8h_source.html#l00096">rsa.h:96</a></div></div>
<div class="ttc" id="pem_8h_html"><div class="ttname"><a href="pem_8h.html">pem.h</a></div><div class="ttdoc">Privacy Enhanced Mail (PEM) decoding. </div></div>
<div class="ttc" id="ecp_8h_html_a7c7d2c178fceae9dc252cc111cd845ef"><div class="ttname"><a href="ecp_8h.html#a7c7d2c178fceae9dc252cc111cd845ef">POLARSSL_ECP_MAX_PT_LEN</a></div><div class="ttdeci">#define POLARSSL_ECP_MAX_PT_LEN</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00187">ecp.h:187</a></div></div>
<div class="ttc" id="structrsa__context_html_a2f44f168531d8470e7831fd49aea9ae0"><div class="ttname"><a href="structrsa__context.html#a2f44f168531d8470e7831fd49aea9ae0">rsa_context::N</a></div><div class="ttdeci">mpi N</div><div class="ttdef"><b>Definition:</b> <a href="rsa_8h_source.html#l00088">rsa.h:88</a></div></div>
<div class="ttc" id="structrsa__context_html_aa28db934350d34ac8537abb7ec8d519d"><div class="ttname"><a href="structrsa__context.html#aa28db934350d34ac8537abb7ec8d519d">rsa_context::E</a></div><div class="ttdeci">mpi E</div><div class="ttdef"><b>Definition:</b> <a href="rsa_8h_source.html#l00089">rsa.h:89</a></div></div>
<div class="ttc" id="structrsa__context_html_ad3a4b21e847d540a9bf1b680f0c05880"><div class="ttname"><a href="structrsa__context.html#ad3a4b21e847d540a9bf1b680f0c05880">rsa_context::DP</a></div><div class="ttdeci">mpi DP</div><div class="ttdef"><b>Definition:</b> <a href="rsa_8h_source.html#l00094">rsa.h:94</a></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="pk_8h_html_afca3aa33cb1f34742a7ee3fd8ccec9caa0ca1b70e294125c0c431fadccf950b5e"><div class="ttname"><a href="pk_8h.html#afca3aa33cb1f34742a7ee3fd8ccec9caa0ca1b70e294125c0c431fadccf950b5e">POLARSSL_PK_ECKEY</a></div><div class="ttdef"><b>Definition:</b> <a href="pk_8h_source.html#l00098">pk.h:98</a></div></div>
<div class="ttc" id="group__asn1__module_html_gab1f89bc6e469d46d5293f724d317d1d7"><div class="ttname"><a href="group__asn1__module.html#gab1f89bc6e469d46d5293f724d317d1d7">ASN1_CONTEXT_SPECIFIC</a></div><div class="ttdeci">#define ASN1_CONTEXT_SPECIFIC</div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00093">asn1.h:93</a></div></div>
<div class="ttc" id="asn1write_8h_html_acfc669194aa6ee652f09891f70827bc2"><div class="ttname"><a href="asn1write_8h.html#acfc669194aa6ee652f09891f70827bc2">asn1_write_mpi</a></div><div class="ttdeci">int asn1_write_mpi(unsigned char **p, unsigned char *start, mpi *X)</div><div class="ttdoc">Write a big number (ASN1_INTEGER) in ASN.1 format Note: function works backwards in data buffer...</div></div>
<div class="ttc" id="asn1write_8h_html_a9450884c817c164769fcb595204c0fd4"><div class="ttname"><a href="asn1write_8h.html#a9450884c817c164769fcb595204c0fd4">asn1_write_int</a></div><div class="ttdeci">int asn1_write_int(unsigned char **p, unsigned char *start, int val)</div><div class="ttdoc">Write an int tag (ASN1_INTEGER) and value in ASN.1 format Note: function works backwards in data buff...</div></div>
<div class="ttc" id="rsa_8h_html"><div class="ttname"><a href="rsa_8h.html">rsa.h</a></div><div class="ttdoc">The RSA public-key cryptosystem. </div></div>
<div class="ttc" id="ecp_8h_html_af386d2126344b010b0ec7db582b7771c"><div class="ttname"><a href="ecp_8h.html#af386d2126344b010b0ec7db582b7771c">ecp_point_write_binary</a></div><div class="ttdeci">int ecp_point_write_binary(const ecp_group *grp, const ecp_point *P, int format, size_t *olen, unsigned char *buf, size_t buflen)</div><div class="ttdoc">Export a point into unsigned binary data. </div></div>
<div class="ttc" id="pk_8h_html_a38f752fba9162d32f36e5d55e2d829e5"><div class="ttname"><a href="pk_8h.html#a38f752fba9162d32f36e5d55e2d829e5">pk_rsa</a></div><div class="ttdeci">#define pk_rsa(pk)</div><div class="ttdoc">Quick access to an RSA context inside a PK context. </div><div class="ttdef"><b>Definition:</b> <a href="pk_8h_source.html#l00074">pk.h:74</a></div></div>
<div class="ttc" id="asn1write_8h_html_a31a94e90950151e3f9b47e72bad09c20"><div class="ttname"><a href="asn1write_8h.html#a31a94e90950151e3f9b47e72bad09c20">ASN1_CHK_ADD</a></div><div class="ttdeci">#define ASN1_CHK_ADD(g, f)</div><div class="ttdef"><b>Definition:</b> <a href="asn1write_8h_source.html#l00032">asn1write.h:32</a></div></div>
<div class="ttc" id="asn1write_8h_html_a084a4d4cbc73cf5bacbbc59ebf386852"><div class="ttname"><a href="asn1write_8h.html#a084a4d4cbc73cf5bacbbc59ebf386852">asn1_write_algorithm_identifier</a></div><div class="ttdeci">int asn1_write_algorithm_identifier(unsigned char **p, unsigned char *start, const char *oid, size_t oid_len, size_t par_len)</div><div class="ttdoc">Write an AlgorithmIdentifier sequence in ASN.1 format Note: function works backwards in data buffer...</div></div>
<div class="ttc" id="pk_8h_html_afca3aa33cb1f34742a7ee3fd8ccec9caac21caece338fd9c2d1ee4bbdac9017e3"><div class="ttname"><a href="pk_8h.html#afca3aa33cb1f34742a7ee3fd8ccec9caac21caece338fd9c2d1ee4bbdac9017e3">POLARSSL_PK_RSA</a></div><div class="ttdef"><b>Definition:</b> <a href="pk_8h_source.html#l00097">pk.h:97</a></div></div>
<div class="ttc" id="asn1write_8h_html"><div class="ttname"><a href="asn1write_8h.html">asn1write.h</a></div><div class="ttdoc">ASN.1 buffer writing functionality. </div></div>
<div class="ttc" id="structecp__keypair_html_a3a2bd5744991a7b0fbc76c3649a1e8a1"><div class="ttname"><a href="structecp__keypair.html#a3a2bd5744991a7b0fbc76c3649a1e8a1">ecp_keypair::Q</a></div><div class="ttdeci">ecp_point Q</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00167">ecp.h:167</a></div></div>
<div class="ttc" id="asn1write_8h_html_a25311e847f76c558886ae348b5c5f5a3"><div class="ttname"><a href="asn1write_8h.html#a25311e847f76c558886ae348b5c5f5a3">asn1_write_oid</a></div><div class="ttdeci">int asn1_write_oid(unsigned char **p, unsigned char *start, const char *oid, size_t oid_len)</div><div class="ttdoc">Write an OID tag (ASN1_OID) and data in ASN.1 format Note: function works backwards in data buffer...</div></div>
<div class="ttc" id="group__asn1__module_html_gae251e2c2d40228a89468f3f939a18585"><div class="ttname"><a href="group__asn1__module.html#gae251e2c2d40228a89468f3f939a18585">ASN1_OCTET_STRING</a></div><div class="ttdeci">#define ASN1_OCTET_STRING</div><div class="ttdef"><b>Definition:</b> <a href="asn1_8h_source.html#l00078">asn1.h:78</a></div></div>
<div class="ttc" id="pk_8h_html_a5ae31f8d6873f9358bd935a351570097"><div class="ttname"><a href="pk_8h.html#a5ae31f8d6873f9358bd935a351570097">pk_write_pubkey_pem</a></div><div class="ttdeci">int pk_write_pubkey_pem(pk_context *ctx, unsigned char *buf, size_t size)</div><div class="ttdoc">Write a public key to a PEM string. </div></div>
<div class="ttc" id="asn1write_8h_html_a625cc3f39febf33574b80d767d56be7a"><div class="ttname"><a href="asn1write_8h.html#a625cc3f39febf33574b80d767d56be7a">asn1_write_tag</a></div><div class="ttdeci">int asn1_write_tag(unsigned char **p, unsigned char *start, unsigned char tag)</div><div class="ttdoc">Write a ASN.1 tag in ASN.1 format Note: function works backwards in data buffer. </div></div>
<div class="ttc" id="structpk__context_html"><div class="ttname"><a href="structpk__context.html">pk_context</a></div><div class="ttdoc">Public key container. </div><div class="ttdef"><b>Definition:</b> <a href="pk_8h_source.html#l00194">pk.h:194</a></div></div>
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