<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.13"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>mbed TLS v2.7.8: ecp.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">mbed TLS v2.7.8 </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.13 --> <script type="text/javascript" src="menudata.js"></script> <script type="text/javascript" src="menu.js"></script> <script type="text/javascript"> $(function() { initMenu('',false,false,'search.php','Search'); }); </script> <div id="main-nav"></div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_b4d146e9a6d8dd56ed4afb2480a97fd3.html">mbedtls</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="headertitle"> <div class="title">ecp.h</div> </div> </div><!--header--> <div class="contents"> <a href="ecp_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> </div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">/*</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * SPDX-License-Identifier: Apache-2.0</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License"); you may</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * not use this file except in compliance with the License.</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * You may obtain a copy of the License at</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> *</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</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"> * Unless required by applicable law or agreed to in writing, software</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * See the License for the specific language governing permissions and</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * limitations under the License.</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> *</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * This file is part of mbed TLS (https://tls.mbed.org)</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> */</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#ifndef MBEDTLS_ECP_H</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#define MBEDTLS_ECP_H</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="bignum_8h.html">bignum.h</a>"</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">/*</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> * ECP error codes</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> */</span></div><div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="ecp_8h.html#abcd6ff5c88f83a731383d344b56131f3"> 32</a></span> <span class="preprocessor">#define MBEDTLS_ERR_ECP_BAD_INPUT_DATA -0x4F80 </span></div><div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="ecp_8h.html#a40adc3b18cac6225a491c07829a49b7c"> 33</a></span> <span class="preprocessor">#define MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL -0x4F00 </span></div><div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="ecp_8h.html#aa5a0e1548717d603ba5782c8ab6f5c24"> 34</a></span> <span class="preprocessor">#define MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE -0x4E80 </span></div><div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="ecp_8h.html#a3d19895998e4ac7b4744c2407cec1917"> 35</a></span> <span class="preprocessor">#define MBEDTLS_ERR_ECP_VERIFY_FAILED -0x4E00 </span></div><div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="ecp_8h.html#a048bea0521e7928f75a6259a8fcbfecb"> 36</a></span> <span class="preprocessor">#define MBEDTLS_ERR_ECP_ALLOC_FAILED -0x4D80 </span></div><div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="ecp_8h.html#a484c796d0d97513809f6042e51b42957"> 37</a></span> <span class="preprocessor">#define MBEDTLS_ERR_ECP_RANDOM_FAILED -0x4D00 </span></div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="ecp_8h.html#a20464525ea74ab8fcca9f59a12f5dc4b"> 38</a></span> <span class="preprocessor">#define MBEDTLS_ERR_ECP_INVALID_KEY -0x4C80 </span></div><div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="ecp_8h.html#a49d1dece5c167d28f22702cfc11b9aa1"> 39</a></span> <span class="preprocessor">#define MBEDTLS_ERR_ECP_SIG_LEN_MISMATCH -0x4C00 </span></div><div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="ecp_8h.html#a8815f3aa2ca7ce0e5f8d178da39435a2"> 40</a></span> <span class="preprocessor">#define MBEDTLS_ERR_ECP_HW_ACCEL_FAILED -0x4B80 </span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#if !defined(MBEDTLS_ECP_ALT)</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment">/*</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"> * default mbed TLS elliptic curve arithmetic implementation</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> *</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"> * (in case MBEDTLS_ECP_ALT is defined then the developer has to provide an</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"> * alternative implementation for the whole module and it will replace this</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> * one.)</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> */</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2d"> 64</a></span> <span class="keyword">typedef</span> <span class="keyword">enum</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> {</div><div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da677d15aba64be1606e0f63ebff096840"> 66</a></span>  <a class="code" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da677d15aba64be1606e0f63ebff096840">MBEDTLS_ECP_DP_NONE</a> = 0,</div><div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2dae5fcc335b9a458a68542c5b0e2a60971"> 67</a></span>  <a class="code" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2dae5fcc335b9a458a68542c5b0e2a60971">MBEDTLS_ECP_DP_SECP192R1</a>, </div><div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da89c8d4502fa02eecd44f8de4831b38c8"> 68</a></span>  <a class="code" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da89c8d4502fa02eecd44f8de4831b38c8">MBEDTLS_ECP_DP_SECP224R1</a>, </div><div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2daf73bbf7b29d26a0bc77dcff47cd6b276"> 69</a></span>  <a class="code" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2daf73bbf7b29d26a0bc77dcff47cd6b276">MBEDTLS_ECP_DP_SECP256R1</a>, </div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da08d0615820297b8c90f8ec7cbd88f641"> 70</a></span>  <a class="code" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da08d0615820297b8c90f8ec7cbd88f641">MBEDTLS_ECP_DP_SECP384R1</a>, </div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2daaa2d9d42df56aab024ef760ee9dffca2"> 71</a></span>  <a class="code" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2daaa2d9d42df56aab024ef760ee9dffca2">MBEDTLS_ECP_DP_SECP521R1</a>, </div><div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2dade9d3762e81c6e1d6e499d21e8190be5"> 72</a></span>  <a class="code" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2dade9d3762e81c6e1d6e499d21e8190be5">MBEDTLS_ECP_DP_BP256R1</a>, </div><div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2daaf562eeec4368f2c501c163b4707900a"> 73</a></span>  <a class="code" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2daaf562eeec4368f2c501c163b4707900a">MBEDTLS_ECP_DP_BP384R1</a>, </div><div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da803c5f7c0d68be4556a688746be1c9e1"> 74</a></span>  <a class="code" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da803c5f7c0d68be4556a688746be1c9e1">MBEDTLS_ECP_DP_BP512R1</a>, </div><div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da675f95c8d8550edd7eb85828d2f22b9f"> 75</a></span>  <a class="code" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da675f95c8d8550edd7eb85828d2f22b9f">MBEDTLS_ECP_DP_CURVE25519</a>, </div><div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da0414bf86d7efb0e211214d9dddfb69d4"> 76</a></span>  <a class="code" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da0414bf86d7efb0e211214d9dddfb69d4">MBEDTLS_ECP_DP_SECP192K1</a>, </div><div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2dabae9bc9de43957062495162e603c0943"> 77</a></span>  <a class="code" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2dabae9bc9de43957062495162e603c0943">MBEDTLS_ECP_DP_SECP224K1</a>, </div><div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da6de9f87d43d7c29c7f91e9986ccfc25f"> 78</a></span>  <a class="code" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da6de9f87d43d7c29c7f91e9986ccfc25f">MBEDTLS_ECP_DP_SECP256K1</a>, </div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> } <a class="code" href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2d">mbedtls_ecp_group_id</a>;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="ecp_8h.html#afef3986789abe96859bafe73485adb80"> 86</a></span> <span class="preprocessor">#define MBEDTLS_ECP_DP_MAX 12</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div><div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__curve__info.html"> 91</a></span> <span class="keyword">typedef</span> <span class="keyword">struct</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> {</div><div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__curve__info.html#a1fdb81fb58ed6039b5c9fe1a3c82852b"> 93</a></span>  mbedtls_ecp_group_id <a class="code" href="structmbedtls__ecp__curve__info.html#a1fdb81fb58ed6039b5c9fe1a3c82852b">grp_id</a>; </div><div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__curve__info.html#ac2754d3ed70b7cc54ba3567372763551"> 94</a></span>  uint16_t <a class="code" href="structmbedtls__ecp__curve__info.html#ac2754d3ed70b7cc54ba3567372763551">tls_id</a>; </div><div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__curve__info.html#a893162d86716513661ccb05b4a450af1"> 95</a></span>  uint16_t <a class="code" href="structmbedtls__ecp__curve__info.html#a893162d86716513661ccb05b4a450af1">bit_size</a>; </div><div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__curve__info.html#a123ba197ecf3a5573e28030393f7b1dd"> 96</a></span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="structmbedtls__ecp__curve__info.html#a123ba197ecf3a5573e28030393f7b1dd">name</a>; </div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> } <a class="code" href="structmbedtls__ecp__curve__info.html">mbedtls_ecp_curve_info</a>;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div><div class="line"><a name="l00108"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__point.html"> 108</a></span> <span class="keyword">typedef</span> <span class="keyword">struct</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"><a class="line" href="structmbedtls__ecp__point.html#ac8ab6fd8f0f1173e6da5a4abcff1f0bf"> 110</a></span>  <a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> <a class="code" href="structmbedtls__ecp__point.html#ac8ab6fd8f0f1173e6da5a4abcff1f0bf">X</a>; </div><div class="line"><a name="l00111"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__point.html#af8fb56647185a0186c7a3c54eea30a4d"> 111</a></span>  <a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> <a class="code" href="structmbedtls__ecp__point.html#af8fb56647185a0186c7a3c54eea30a4d">Y</a>; </div><div class="line"><a name="l00112"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__point.html#a83c24649cb4c1ed8aae6449a29d094e5"> 112</a></span>  <a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> <a class="code" href="structmbedtls__ecp__point.html#a83c24649cb4c1ed8aae6449a29d094e5">Z</a>; </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> <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a>;</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div><div class="line"><a name="l00140"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html"> 140</a></span> <span class="keyword">typedef</span> <span class="keyword">struct</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> {</div><div class="line"><a name="l00142"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#a3e572cd2e40e1c23fc9a7a6aef7122d6"> 142</a></span>  mbedtls_ecp_group_id <a class="code" href="structmbedtls__ecp__group.html#a3e572cd2e40e1c23fc9a7a6aef7122d6">id</a>; </div><div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#ae049e9c949bf5d30e71b4b31819f6007"> 143</a></span>  <a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> <a class="code" href="structmbedtls__ecp__group.html#ae049e9c949bf5d30e71b4b31819f6007">P</a>; </div><div class="line"><a name="l00144"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#af6ab87eb277c78f786ca58ed3fd78825"> 144</a></span>  <a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> <a class="code" href="structmbedtls__ecp__group.html#af6ab87eb277c78f786ca58ed3fd78825">A</a>; </div><div class="line"><a name="l00145"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#ab54c9e6b1807d5c10db76f7ebedd55f4"> 145</a></span>  <a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> <a class="code" href="structmbedtls__ecp__group.html#ab54c9e6b1807d5c10db76f7ebedd55f4">B</a>; </div><div class="line"><a name="l00146"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#a7e0aca0789ca8f5c38d3a0c98b2f9809"> 146</a></span>  <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> <a class="code" href="structmbedtls__ecp__group.html#a7e0aca0789ca8f5c38d3a0c98b2f9809">G</a>; </div><div class="line"><a name="l00147"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#a7104724a939b7eef2ae3627db410e1e8"> 147</a></span>  <a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> <a class="code" href="structmbedtls__ecp__group.html#a7104724a939b7eef2ae3627db410e1e8">N</a>; </div><div class="line"><a name="l00148"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#a039ad9e51dc52e46a422e74051b2b837"> 148</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="structmbedtls__ecp__group.html#a039ad9e51dc52e46a422e74051b2b837">pbits</a>; </div><div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#aee5ef1a30d9a5e34810c7a9a7120a10b"> 149</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="structmbedtls__ecp__group.html#aee5ef1a30d9a5e34810c7a9a7120a10b">nbits</a>; </div><div class="line"><a name="l00150"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#a3cc458ace9f663e7827a6c3556e75e64"> 150</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="structmbedtls__ecp__group.html#a3cc458ace9f663e7827a6c3556e75e64">h</a>; </div><div class="line"><a name="l00151"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#ad828ec2b9dcccb7664744fa5b69f561f"> 151</a></span>  int (*modp)(<a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> *); </div><div class="line"><a name="l00152"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#a2a4fbe0909b4feb994eaac95e1281cc6"> 152</a></span>  int (*t_pre)(<a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *, <span class="keywordtype">void</span> *); </div><div class="line"><a name="l00153"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#aa67390761ba1d1f8b724d1550e451908"> 153</a></span>  int (*t_post)(<a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *, <span class="keywordtype">void</span> *); </div><div class="line"><a name="l00154"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#a7400fa2acba24d9b8a7a107d9fcde36f"> 154</a></span>  <span class="keywordtype">void</span> *<a class="code" href="structmbedtls__ecp__group.html#a7400fa2acba24d9b8a7a107d9fcde36f">t_data</a>; </div><div class="line"><a name="l00155"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#a4beb01054d800f047b5479f4e0e8d7d8"> 155</a></span>  <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *<a class="code" href="structmbedtls__ecp__group.html#a4beb01054d800f047b5479f4e0e8d7d8">T</a>; </div><div class="line"><a name="l00156"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__group.html#a4b9a1bf79d2023dbc3807dc7e12059af"> 156</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="structmbedtls__ecp__group.html#a4b9a1bf79d2023dbc3807dc7e12059af">T_size</a>; </div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> }</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a>;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div><div class="line"><a name="l00167"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__keypair.html"> 167</a></span> <span class="keyword">typedef</span> <span class="keyword">struct</span></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> {</div><div class="line"><a name="l00169"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__keypair.html#ab5b77c1c63b7396b6869545b121d8828"> 169</a></span>  <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> <a class="code" href="structmbedtls__ecp__keypair.html#ab5b77c1c63b7396b6869545b121d8828">grp</a>; </div><div class="line"><a name="l00170"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__keypair.html#aa3d38ffe795a2953fb283644845087d6"> 170</a></span>  <a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> <a class="code" href="structmbedtls__ecp__keypair.html#aa3d38ffe795a2953fb283644845087d6">d</a>; </div><div class="line"><a name="l00171"></a><span class="lineno"><a class="line" href="structmbedtls__ecp__keypair.html#a30cb41708701bb9ed9bdba5972a2ccea"> 171</a></span>  <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> <a class="code" href="structmbedtls__ecp__keypair.html#a30cb41708701bb9ed9bdba5972a2ccea">Q</a>; </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> <a class="code" href="structmbedtls__ecp__keypair.html">mbedtls_ecp_keypair</a>;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="preprocessor">#if !defined(MBEDTLS_ECP_MAX_BITS)</span></div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div><div class="line"><a name="l00187"></a><span class="lineno"><a class="line" href="ecp_8h.html#a98099ce7241e89e42ba34b79e770a0ab"> 187</a></span> <span class="preprocessor">#define MBEDTLS_ECP_MAX_BITS 521 </span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> </div><div class="line"><a name="l00190"></a><span class="lineno"><a class="line" href="ecp_8h.html#aba9fdfc8a8dd423182616e5708abf607"> 190</a></span> <span class="preprocessor">#define MBEDTLS_ECP_MAX_BYTES ( ( MBEDTLS_ECP_MAX_BITS + 7 ) / 8 )</span></div><div class="line"><a name="l00191"></a><span class="lineno"><a class="line" href="ecp_8h.html#a281e8aba9ecf97bbd2e4b6b72eb04b87"> 191</a></span> <span class="preprocessor">#define MBEDTLS_ECP_MAX_PT_LEN ( 2 * MBEDTLS_ECP_MAX_BYTES + 1 )</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> </div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="preprocessor">#if !defined(MBEDTLS_ECP_WINDOW_SIZE)</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="comment">/*</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="comment"> * Maximum "window" size used for point multiplication.</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment"> * Default: 6.</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="comment"> * Minimum value: 2. Maximum value: 7.</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="comment"> *</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="comment"> * Result is an array of at most ( 1 << ( MBEDTLS_ECP_WINDOW_SIZE - 1 ) )</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="comment"> * points used for point multiplication. This value is directly tied to EC</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="comment"> * peak memory usage, so decreasing it by one should roughly cut memory usage</span></div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="comment"> * by two (if large curves are in use).</span></div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="comment"> *</span></div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="comment"> * Reduction in size may reduce speed, but larger curves are impacted first.</span></div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="comment"> * Sample performances (in ECDHE handshakes/s, with FIXED_POINT_OPTIM = 1):</span></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="comment"> * w-size: 6 5 4 3 2</span></div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment"> * 521 145 141 135 120 97</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="comment"> * 384 214 209 198 177 146</span></div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="comment"> * 256 320 320 303 262 226</span></div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment"></span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="comment"> * 224 475 475 453 398 342</span></div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="comment"> * 192 640 640 633 587 476</span></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="comment"> */</span></div><div class="line"><a name="l00214"></a><span class="lineno"><a class="line" href="ecp_8h.html#a0e14e10966cfd209e80d66a16b6c94ec"> 214</a></span> <span class="preprocessor">#define MBEDTLS_ECP_WINDOW_SIZE 6 </span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="preprocessor">#endif </span><span class="comment">/* MBEDTLS_ECP_WINDOW_SIZE */</span><span class="preprocessor"></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="preprocessor">#if !defined(MBEDTLS_ECP_FIXED_POINT_OPTIM)</span></div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment">/*</span></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span> <span class="comment"> * Trade memory for speed on fixed-point multiplication.</span></div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="comment"> *</span></div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="comment"> * This speeds up repeated multiplication of the generator (that is, the</span></div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="comment"> * multiplication in ECDSA signatures, and half of the multiplications in</span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="comment"> * ECDSA verification and ECDHE) by a factor roughly 3 to 4.</span></div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="comment"> *</span></div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="comment"> * The cost is increasing EC peak memory usage by a factor roughly 2.</span></div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="comment"> *</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <span class="comment"> * Change this value to 0 to reduce peak memory usage.</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="comment"> */</span></div><div class="line"><a name="l00229"></a><span class="lineno"><a class="line" href="ecp_8h.html#ab5f2493612bbc9538cb749e85c5e46af"> 229</a></span> <span class="preprocessor">#define MBEDTLS_ECP_FIXED_POINT_OPTIM 1 </span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="preprocessor">#endif </span><span class="comment">/* MBEDTLS_ECP_FIXED_POINT_OPTIM */</span><span class="preprocessor"></span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="comment">/* \} name SECTION: Module settings */</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> <span class="comment">/*</span></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="comment"> * Point formats, from RFC 4492's enum ECPointFormat</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"><a class="line" href="ecp_8h.html#a076e0db0a53f09d424b8650390632bb3"> 237</a></span> <span class="preprocessor">#define MBEDTLS_ECP_PF_UNCOMPRESSED 0 </span></div><div class="line"><a name="l00238"></a><span class="lineno"><a class="line" href="ecp_8h.html#a300814dc5a3ef878a5fb34cc2f185e7a"> 238</a></span> <span class="preprocessor">#define MBEDTLS_ECP_PF_COMPRESSED 1 </span></div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="preprocessor"></span><span class="comment">/*</span></div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="comment"> * Some other constants from RFC 4492</span></div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="comment"> */</span><span class="preprocessor"></span></div><div class="line"><a name="l00243"></a><span class="lineno"><a class="line" href="ecp_8h.html#a5bfe061b705a8695d730dfca7d265407"> 243</a></span> <span class="preprocessor">#define MBEDTLS_ECP_TLS_NAMED_CURVE 3 </span></div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span> <span class="preprocessor">const mbedtls_ecp_curve_info *mbedtls_ecp_curve_list( void );</span></div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="keyword">const</span> mbedtls_ecp_group_id *<a class="code" href="ecp_8h.html#a84d2fed0c0cdde5201451bb5461aa275">mbedtls_ecp_grp_id_list</a>( <span class="keywordtype">void</span> );</div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span> </div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span> <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__curve__info.html">mbedtls_ecp_curve_info</a> *<a class="code" href="ecp_8h.html#a6234c72d1af65d804da31a2706ef522e">mbedtls_ecp_curve_info_from_grp_id</a>( mbedtls_ecp_group_id grp_id );</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span> </div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span> <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__curve__info.html">mbedtls_ecp_curve_info</a> *<a class="code" href="ecp_8h.html#aac1e9b4f0112b88fbbc26776c5268c19">mbedtls_ecp_curve_info_from_tls_id</a>( uint16_t tls_id );</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__curve__info.html">mbedtls_ecp_curve_info</a> *<a class="code" href="ecp_8h.html#a961d3dd5f6c4938054c8f931f2a4ecdc">mbedtls_ecp_curve_info_from_name</a>( <span class="keyword">const</span> <span class="keywordtype">char</span> *name );</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span> </div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span> <span class="keywordtype">void</span> <a class="code" href="ecp_8h.html#ae069f80bc2f9cf2215c34430a9ccd924">mbedtls_ecp_point_init</a>( <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *pt );</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span> </div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="keywordtype">void</span> <a class="code" href="ecp_8h.html#a5102f6d44d9f16aece7b2e685c31e5da">mbedtls_ecp_group_init</a>( <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp );</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span> </div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span> <span class="keywordtype">void</span> <a class="code" href="ecp_8h.html#a770d9e33e938f2033fd3f77e6fa2a697">mbedtls_ecp_keypair_init</a>( <a class="code" href="structmbedtls__ecp__keypair.html">mbedtls_ecp_keypair</a> *key );</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="keywordtype">void</span> <a class="code" href="ecp_8h.html#a87004f74814cc59a9ef757aea444098d">mbedtls_ecp_point_free</a>( <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *pt );</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span> </div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span> <span class="keywordtype">void</span> <a class="code" href="ecp_8h.html#a97b130596caa2844282181082f66cb90">mbedtls_ecp_group_free</a>( <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp );</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span> </div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span> <span class="keywordtype">void</span> <a class="code" href="ecp_8h.html#a04ea689d8d97b423a5d646cd9c53f400">mbedtls_ecp_keypair_free</a>( <a class="code" href="structmbedtls__ecp__keypair.html">mbedtls_ecp_keypair</a> *key );</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a97cfab220125dd40d96344e441656142">mbedtls_ecp_copy</a>( <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *P, <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *Q );</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span> </div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a2b6e780826b5d6ba4fd5dd5911e490dc">mbedtls_ecp_group_copy</a>( <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *dst, <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *src );</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span> </div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#ac18b1dfe4223ac6dc6c637b2edc4a481">mbedtls_ecp_set_zero</a>( <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *pt );</div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span> </div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a17c7d8f0ee985c2ea5713659eccfd955">mbedtls_ecp_is_zero</a>( <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *pt );</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span> </div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a5e7676ea5e822494f5208751766daa32">mbedtls_ecp_point_cmp</a>( <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *P,</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *Q );</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span> </div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a63bfda35c538b840a78371be788675dd">mbedtls_ecp_point_read_string</a>( <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *P, <span class="keywordtype">int</span> radix,</div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *x, <span class="keyword">const</span> <span class="keywordtype">char</span> *y );</div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span> </div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#af7d35a6631f662cc279eed8c4f0f7ba6">mbedtls_ecp_point_write_binary</a>( <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp, <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *P,</div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keywordtype">int</span> format, <span class="keywordtype">size_t</span> *olen,</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> buflen );</div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span> </div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a08eb064f95d4ebd2d7822234f7b64b4d">mbedtls_ecp_point_read_binary</a>( <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp, <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *P,</div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> ilen );</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span> </div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a883eb26a1be64c491ea0354189ae2604">mbedtls_ecp_tls_read_point</a>( <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp, <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *pt,</div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **buf, <span class="keywordtype">size_t</span> len );</div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span> </div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#aa98adfe68b926724607d8fcab61397a9">mbedtls_ecp_tls_write_point</a>( <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp, <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *pt,</div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="keywordtype">int</span> format, <span class="keywordtype">size_t</span> *olen,</div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> blen );</div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span> </div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a64439a12deff8bd1ef92eeab7ebbcf93">mbedtls_ecp_group_load</a>( <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp, mbedtls_ecp_group_id <span class="keywordtype">id</span> );</div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span> </div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#acfd0cdb926358713b31c48b2e4dd9e58">mbedtls_ecp_tls_read_group</a>( <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **buf, <span class="keywordtype">size_t</span> len );</div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span> </div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a2ae23f66900fe6f3ef50eb30af4143d0">mbedtls_ecp_tls_write_group</a>( <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp, <span class="keywordtype">size_t</span> *olen,</div><div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> blen );</div><div class="line"><a name="l00505"></a><span class="lineno"> 505</span> </div><div class="line"><a name="l00532"></a><span class="lineno"> 532</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a4d005045c302e100c78bdc587e8f0e6a">mbedtls_ecp_mul</a>( <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp, <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *R,</div><div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <span class="keyword">const</span> <a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> *m, <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *P,</div><div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <span class="keywordtype">int</span> (*f_rng)(<span class="keywordtype">void</span> *, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *, <span class="keywordtype">size_t</span>), <span class="keywordtype">void</span> *p_rng );</div><div class="line"><a name="l00535"></a><span class="lineno"> 535</span> </div><div class="line"><a name="l00556"></a><span class="lineno"> 556</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a09d306c628dccf6256d59f71f30be39c">mbedtls_ecp_muladd</a>( <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp, <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *R,</div><div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <span class="keyword">const</span> <a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> *m, <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *P,</div><div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  <span class="keyword">const</span> <a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> *n, <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *Q );</div><div class="line"><a name="l00559"></a><span class="lineno"> 559</span> </div><div class="line"><a name="l00581"></a><span class="lineno"> 581</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#ae8768744c65fc71137b496f10cc02370">mbedtls_ecp_check_pubkey</a>( <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp, <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *pt );</div><div class="line"><a name="l00582"></a><span class="lineno"> 582</span> </div><div class="line"><a name="l00596"></a><span class="lineno"> 596</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a5eefe5e5381076f95dbc8c6779f4da4e">mbedtls_ecp_check_privkey</a>( <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp, <span class="keyword">const</span> <a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> *d );</div><div class="line"><a name="l00597"></a><span class="lineno"> 597</span> </div><div class="line"><a name="l00615"></a><span class="lineno"> 615</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a521967f0d966bd98e7e76a8fd43829ed">mbedtls_ecp_gen_keypair_base</a>( <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp,</div><div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *G,</div><div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  <a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> *d, <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *Q,</div><div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  <span class="keywordtype">int</span> (*f_rng)(<span class="keywordtype">void</span> *, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *, <span class="keywordtype">size_t</span>),</div><div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  <span class="keywordtype">void</span> *p_rng );</div><div class="line"><a name="l00620"></a><span class="lineno"> 620</span> </div><div class="line"><a name="l00637"></a><span class="lineno"> 637</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#aa7d8987918be4f337102afacf7203d0d">mbedtls_ecp_gen_keypair</a>( <a class="code" href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a> *grp, <a class="code" href="structmbedtls__mpi.html">mbedtls_mpi</a> *d, <a class="code" href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a> *Q,</div><div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <span class="keywordtype">int</span> (*f_rng)(<span class="keywordtype">void</span> *, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *, <span class="keywordtype">size_t</span>),</div><div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  <span class="keywordtype">void</span> *p_rng );</div><div class="line"><a name="l00640"></a><span class="lineno"> 640</span> </div><div class="line"><a name="l00652"></a><span class="lineno"> 652</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a0c9a407214f019493ba5d7bc27fa57dc">mbedtls_ecp_gen_key</a>( mbedtls_ecp_group_id grp_id, <a class="code" href="structmbedtls__ecp__keypair.html">mbedtls_ecp_keypair</a> *key,</div><div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  <span class="keywordtype">int</span> (*f_rng)(<span class="keywordtype">void</span> *, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *, <span class="keywordtype">size_t</span>), <span class="keywordtype">void</span> *p_rng );</div><div class="line"><a name="l00654"></a><span class="lineno"> 654</span> </div><div class="line"><a name="l00665"></a><span class="lineno"> 665</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#a5718c919b1ad1bf86ce4d45613f06e55">mbedtls_ecp_check_pub_priv</a>( <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__keypair.html">mbedtls_ecp_keypair</a> *pub, <span class="keyword">const</span> <a class="code" href="structmbedtls__ecp__keypair.html">mbedtls_ecp_keypair</a> *prv );</div><div class="line"><a name="l00666"></a><span class="lineno"> 666</span> </div><div class="line"><a name="l00667"></a><span class="lineno"> 667</span> <span class="preprocessor">#if defined(MBEDTLS_SELF_TEST)</span></div><div class="line"><a name="l00668"></a><span class="lineno"> 668</span> </div><div class="line"><a name="l00674"></a><span class="lineno"> 674</span> <span class="keywordtype">int</span> <a class="code" href="ecp_8h.html#af869b14c9dcd0d4314151caee7d7e50e">mbedtls_ecp_self_test</a>( <span class="keywordtype">int</span> verbose );</div><div class="line"><a name="l00675"></a><span class="lineno"> 675</span> </div><div class="line"><a name="l00676"></a><span class="lineno"> 676</span> <span class="preprocessor">#endif </span><span class="comment">/* MBEDTLS_SELF_TEST */</span><span class="preprocessor"></span></div><div class="line"><a name="l00677"></a><span class="lineno"> 677</span> </div><div class="line"><a name="l00678"></a><span class="lineno"> 678</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00679"></a><span class="lineno"> 679</span> }</div><div class="line"><a name="l00680"></a><span class="lineno"> 680</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00681"></a><span class="lineno"> 681</span> </div><div class="line"><a name="l00682"></a><span class="lineno"> 682</span> <span class="preprocessor">#else </span><span class="comment">/* MBEDTLS_ECP_ALT */</span><span class="preprocessor"></span></div><div class="line"><a name="l00683"></a><span class="lineno"> 683</span> <span class="preprocessor">#include "ecp_alt.h"</span></div><div class="line"><a name="l00684"></a><span class="lineno"> 684</span> <span class="preprocessor">#endif </span><span class="comment">/* MBEDTLS_ECP_ALT */</span><span class="preprocessor"></span></div><div class="line"><a name="l00685"></a><span class="lineno"> 685</span> </div><div class="line"><a name="l00686"></a><span class="lineno"> 686</span> <span class="preprocessor">#endif </span><span class="comment">/* ecp.h */</span><span class="preprocessor"></span></div><div class="ttc" id="structmbedtls__ecp__curve__info_html_ac2754d3ed70b7cc54ba3567372763551"><div class="ttname"><a href="structmbedtls__ecp__curve__info.html#ac2754d3ed70b7cc54ba3567372763551">mbedtls_ecp_curve_info::tls_id</a></div><div class="ttdeci">uint16_t tls_id</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00094">ecp.h:94</a></div></div> <div class="ttc" id="ecp_8h_html_a17c7d8f0ee985c2ea5713659eccfd955"><div class="ttname"><a href="ecp_8h.html#a17c7d8f0ee985c2ea5713659eccfd955">mbedtls_ecp_is_zero</a></div><div class="ttdeci">int mbedtls_ecp_is_zero(mbedtls_ecp_point *pt)</div><div class="ttdoc">Tell if a point is zero. </div></div> <div class="ttc" id="structmbedtls__ecp__group_html_a7104724a939b7eef2ae3627db410e1e8"><div class="ttname"><a href="structmbedtls__ecp__group.html#a7104724a939b7eef2ae3627db410e1e8">mbedtls_ecp_group::N</a></div><div class="ttdeci">mbedtls_mpi N</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00147">ecp.h:147</a></div></div> <div class="ttc" id="ecp_8h_html_af79e530ea8f8416480f805baa20b1a2dae5fcc335b9a458a68542c5b0e2a60971"><div class="ttname"><a href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2dae5fcc335b9a458a68542c5b0e2a60971">MBEDTLS_ECP_DP_SECP192R1</a></div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00067">ecp.h:67</a></div></div> <div class="ttc" id="structmbedtls__ecp__point_html_a83c24649cb4c1ed8aae6449a29d094e5"><div class="ttname"><a href="structmbedtls__ecp__point.html#a83c24649cb4c1ed8aae6449a29d094e5">mbedtls_ecp_point::Z</a></div><div class="ttdeci">mbedtls_mpi Z</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00112">ecp.h:112</a></div></div> <div class="ttc" id="ecp_8h_html_a09d306c628dccf6256d59f71f30be39c"><div class="ttname"><a href="ecp_8h.html#a09d306c628dccf6256d59f71f30be39c">mbedtls_ecp_muladd</a></div><div class="ttdeci">int mbedtls_ecp_muladd(mbedtls_ecp_group *grp, mbedtls_ecp_point *R, const mbedtls_mpi *m, const mbedtls_ecp_point *P, const mbedtls_mpi *n, const mbedtls_ecp_point *Q)</div><div class="ttdoc">Multiplication and addition of two points by integers: R = m * P + n * Q (Not thread-safe to use same...</div></div> <div class="ttc" id="ecp_8h_html_a5718c919b1ad1bf86ce4d45613f06e55"><div class="ttname"><a href="ecp_8h.html#a5718c919b1ad1bf86ce4d45613f06e55">mbedtls_ecp_check_pub_priv</a></div><div class="ttdeci">int mbedtls_ecp_check_pub_priv(const mbedtls_ecp_keypair *pub, const mbedtls_ecp_keypair *prv)</div><div class="ttdoc">Check a public-private key pair. </div></div> <div class="ttc" id="ecp_8h_html_a08eb064f95d4ebd2d7822234f7b64b4d"><div class="ttname"><a href="ecp_8h.html#a08eb064f95d4ebd2d7822234f7b64b4d">mbedtls_ecp_point_read_binary</a></div><div class="ttdeci">int mbedtls_ecp_point_read_binary(const mbedtls_ecp_group *grp, mbedtls_ecp_point *P, const unsigned char *buf, size_t ilen)</div><div class="ttdoc">Import a point from unsigned binary data. </div></div> <div class="ttc" id="structmbedtls__ecp__point_html_af8fb56647185a0186c7a3c54eea30a4d"><div class="ttname"><a href="structmbedtls__ecp__point.html#af8fb56647185a0186c7a3c54eea30a4d">mbedtls_ecp_point::Y</a></div><div class="ttdeci">mbedtls_mpi Y</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00111">ecp.h:111</a></div></div> <div class="ttc" id="structmbedtls__ecp__keypair_html_ab5b77c1c63b7396b6869545b121d8828"><div class="ttname"><a href="structmbedtls__ecp__keypair.html#ab5b77c1c63b7396b6869545b121d8828">mbedtls_ecp_keypair::grp</a></div><div class="ttdeci">mbedtls_ecp_group grp</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00169">ecp.h:169</a></div></div> <div class="ttc" id="ecp_8h_html_af79e530ea8f8416480f805baa20b1a2da803c5f7c0d68be4556a688746be1c9e1"><div class="ttname"><a href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da803c5f7c0d68be4556a688746be1c9e1">MBEDTLS_ECP_DP_BP512R1</a></div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00074">ecp.h:74</a></div></div> <div class="ttc" id="structmbedtls__ecp__keypair_html"><div class="ttname"><a href="structmbedtls__ecp__keypair.html">mbedtls_ecp_keypair</a></div><div class="ttdoc">ECP key pair structure. </div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00167">ecp.h:167</a></div></div> <div class="ttc" id="ecp_8h_html_ac18b1dfe4223ac6dc6c637b2edc4a481"><div class="ttname"><a href="ecp_8h.html#ac18b1dfe4223ac6dc6c637b2edc4a481">mbedtls_ecp_set_zero</a></div><div class="ttdeci">int mbedtls_ecp_set_zero(mbedtls_ecp_point *pt)</div><div class="ttdoc">Set a point to zero. </div></div> <div class="ttc" id="ecp_8h_html_a97cfab220125dd40d96344e441656142"><div class="ttname"><a href="ecp_8h.html#a97cfab220125dd40d96344e441656142">mbedtls_ecp_copy</a></div><div class="ttdeci">int mbedtls_ecp_copy(mbedtls_ecp_point *P, const mbedtls_ecp_point *Q)</div><div class="ttdoc">Copy the contents of point Q into P. </div></div> <div class="ttc" id="ecp_8h_html_a84d2fed0c0cdde5201451bb5461aa275"><div class="ttname"><a href="ecp_8h.html#a84d2fed0c0cdde5201451bb5461aa275">mbedtls_ecp_grp_id_list</a></div><div class="ttdeci">const mbedtls_ecp_group_id * mbedtls_ecp_grp_id_list(void)</div><div class="ttdoc">Get the list of supported curves in order of preferrence (grp_id only) </div></div> <div class="ttc" id="ecp_8h_html_a2b6e780826b5d6ba4fd5dd5911e490dc"><div class="ttname"><a href="ecp_8h.html#a2b6e780826b5d6ba4fd5dd5911e490dc">mbedtls_ecp_group_copy</a></div><div class="ttdeci">int mbedtls_ecp_group_copy(mbedtls_ecp_group *dst, const mbedtls_ecp_group *src)</div><div class="ttdoc">Copy the contents of a group object. </div></div> <div class="ttc" id="ecp_8h_html_af79e530ea8f8416480f805baa20b1a2dabae9bc9de43957062495162e603c0943"><div class="ttname"><a href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2dabae9bc9de43957062495162e603c0943">MBEDTLS_ECP_DP_SECP224K1</a></div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00077">ecp.h:77</a></div></div> <div class="ttc" id="ecp_8h_html_af79e530ea8f8416480f805baa20b1a2da677d15aba64be1606e0f63ebff096840"><div class="ttname"><a href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da677d15aba64be1606e0f63ebff096840">MBEDTLS_ECP_DP_NONE</a></div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00066">ecp.h:66</a></div></div> <div class="ttc" id="structmbedtls__ecp__group_html_aee5ef1a30d9a5e34810c7a9a7120a10b"><div class="ttname"><a href="structmbedtls__ecp__group.html#aee5ef1a30d9a5e34810c7a9a7120a10b">mbedtls_ecp_group::nbits</a></div><div class="ttdeci">size_t nbits</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00149">ecp.h:149</a></div></div> <div class="ttc" id="ecp_8h_html_aa7d8987918be4f337102afacf7203d0d"><div class="ttname"><a href="ecp_8h.html#aa7d8987918be4f337102afacf7203d0d">mbedtls_ecp_gen_keypair</a></div><div class="ttdeci">int mbedtls_ecp_gen_keypair(mbedtls_ecp_group *grp, mbedtls_mpi *d, mbedtls_ecp_point *Q, int(*f_rng)(void *, unsigned char *, size_t), void *p_rng)</div><div class="ttdoc">Generate a keypair. </div></div> <div class="ttc" id="ecp_8h_html_a87004f74814cc59a9ef757aea444098d"><div class="ttname"><a href="ecp_8h.html#a87004f74814cc59a9ef757aea444098d">mbedtls_ecp_point_free</a></div><div class="ttdeci">void mbedtls_ecp_point_free(mbedtls_ecp_point *pt)</div><div class="ttdoc">Free the components of a point. </div></div> <div class="ttc" id="ecp_8h_html_a770d9e33e938f2033fd3f77e6fa2a697"><div class="ttname"><a href="ecp_8h.html#a770d9e33e938f2033fd3f77e6fa2a697">mbedtls_ecp_keypair_init</a></div><div class="ttdeci">void mbedtls_ecp_keypair_init(mbedtls_ecp_keypair *key)</div><div class="ttdoc">Initialize a key pair (as an invalid one) </div></div> <div class="ttc" id="structmbedtls__ecp__group_html_a039ad9e51dc52e46a422e74051b2b837"><div class="ttname"><a href="structmbedtls__ecp__group.html#a039ad9e51dc52e46a422e74051b2b837">mbedtls_ecp_group::pbits</a></div><div class="ttdeci">size_t pbits</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00148">ecp.h:148</a></div></div> <div class="ttc" id="structmbedtls__ecp__point_html_ac8ab6fd8f0f1173e6da5a4abcff1f0bf"><div class="ttname"><a href="structmbedtls__ecp__point.html#ac8ab6fd8f0f1173e6da5a4abcff1f0bf">mbedtls_ecp_point::X</a></div><div class="ttdeci">mbedtls_mpi X</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00110">ecp.h:110</a></div></div> <div class="ttc" id="structmbedtls__ecp__curve__info_html"><div class="ttname"><a href="structmbedtls__ecp__curve__info.html">mbedtls_ecp_curve_info</a></div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00091">ecp.h:91</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="ecp_8h_html_a0c9a407214f019493ba5d7bc27fa57dc"><div class="ttname"><a href="ecp_8h.html#a0c9a407214f019493ba5d7bc27fa57dc">mbedtls_ecp_gen_key</a></div><div class="ttdeci">int mbedtls_ecp_gen_key(mbedtls_ecp_group_id grp_id, mbedtls_ecp_keypair *key, int(*f_rng)(void *, unsigned char *, size_t), void *p_rng)</div><div class="ttdoc">Generate a keypair. </div></div> <div class="ttc" id="structmbedtls__ecp__group_html"><div class="ttname"><a href="structmbedtls__ecp__group.html">mbedtls_ecp_group</a></div><div class="ttdoc">ECP group structure. </div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00140">ecp.h:140</a></div></div> <div class="ttc" id="ecp_8h_html_a5eefe5e5381076f95dbc8c6779f4da4e"><div class="ttname"><a href="ecp_8h.html#a5eefe5e5381076f95dbc8c6779f4da4e">mbedtls_ecp_check_privkey</a></div><div class="ttdeci">int mbedtls_ecp_check_privkey(const mbedtls_ecp_group *grp, const mbedtls_mpi *d)</div><div class="ttdoc">Check that an mbedtls_mpi is a valid private key for this curve. </div></div> <div class="ttc" id="structmbedtls__ecp__group_html_a3e572cd2e40e1c23fc9a7a6aef7122d6"><div class="ttname"><a href="structmbedtls__ecp__group.html#a3e572cd2e40e1c23fc9a7a6aef7122d6">mbedtls_ecp_group::id</a></div><div class="ttdeci">mbedtls_ecp_group_id id</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00142">ecp.h:142</a></div></div> <div class="ttc" id="ecp_8h_html_a6234c72d1af65d804da31a2706ef522e"><div class="ttname"><a href="ecp_8h.html#a6234c72d1af65d804da31a2706ef522e">mbedtls_ecp_curve_info_from_grp_id</a></div><div class="ttdeci">const mbedtls_ecp_curve_info * mbedtls_ecp_curve_info_from_grp_id(mbedtls_ecp_group_id grp_id)</div><div class="ttdoc">Get curve information from an internal group identifier. </div></div> <div class="ttc" id="ecp_8h_html_a2ae23f66900fe6f3ef50eb30af4143d0"><div class="ttname"><a href="ecp_8h.html#a2ae23f66900fe6f3ef50eb30af4143d0">mbedtls_ecp_tls_write_group</a></div><div class="ttdeci">int mbedtls_ecp_tls_write_group(const mbedtls_ecp_group *grp, size_t *olen, unsigned char *buf, size_t blen)</div><div class="ttdoc">Write the TLS ECParameters record for a group. </div></div> <div class="ttc" id="ecp_8h_html_a97b130596caa2844282181082f66cb90"><div class="ttname"><a href="ecp_8h.html#a97b130596caa2844282181082f66cb90">mbedtls_ecp_group_free</a></div><div class="ttdeci">void mbedtls_ecp_group_free(mbedtls_ecp_group *grp)</div><div class="ttdoc">Free the components of an ECP group. </div></div> <div class="ttc" id="ecp_8h_html_a4d005045c302e100c78bdc587e8f0e6a"><div class="ttname"><a href="ecp_8h.html#a4d005045c302e100c78bdc587e8f0e6a">mbedtls_ecp_mul</a></div><div class="ttdeci">int mbedtls_ecp_mul(mbedtls_ecp_group *grp, mbedtls_ecp_point *R, const mbedtls_mpi *m, const mbedtls_ecp_point *P, int(*f_rng)(void *, unsigned char *, size_t), void *p_rng)</div><div class="ttdoc">Multiplication by an integer: R = m * P (Not thread-safe to use same group in multiple threads) ...</div></div> <div class="ttc" id="ecp_8h_html_ae8768744c65fc71137b496f10cc02370"><div class="ttname"><a href="ecp_8h.html#ae8768744c65fc71137b496f10cc02370">mbedtls_ecp_check_pubkey</a></div><div class="ttdeci">int mbedtls_ecp_check_pubkey(const mbedtls_ecp_group *grp, const mbedtls_ecp_point *pt)</div><div class="ttdoc">Check that a point is a valid public key on this curve. </div></div> <div class="ttc" id="structmbedtls__ecp__group_html_af6ab87eb277c78f786ca58ed3fd78825"><div class="ttname"><a href="structmbedtls__ecp__group.html#af6ab87eb277c78f786ca58ed3fd78825">mbedtls_ecp_group::A</a></div><div class="ttdeci">mbedtls_mpi A</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00144">ecp.h:144</a></div></div> <div class="ttc" id="ecp_8h_html_af79e530ea8f8416480f805baa20b1a2da0414bf86d7efb0e211214d9dddfb69d4"><div class="ttname"><a href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da0414bf86d7efb0e211214d9dddfb69d4">MBEDTLS_ECP_DP_SECP192K1</a></div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00076">ecp.h:76</a></div></div> <div class="ttc" id="structmbedtls__ecp__group_html_ae049e9c949bf5d30e71b4b31819f6007"><div class="ttname"><a href="structmbedtls__ecp__group.html#ae049e9c949bf5d30e71b4b31819f6007">mbedtls_ecp_group::P</a></div><div class="ttdeci">mbedtls_mpi P</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00143">ecp.h:143</a></div></div> <div class="ttc" id="ecp_8h_html_a04ea689d8d97b423a5d646cd9c53f400"><div class="ttname"><a href="ecp_8h.html#a04ea689d8d97b423a5d646cd9c53f400">mbedtls_ecp_keypair_free</a></div><div class="ttdeci">void mbedtls_ecp_keypair_free(mbedtls_ecp_keypair *key)</div><div class="ttdoc">Free the components of a key pair. </div></div> <div class="ttc" id="ecp_8h_html_acfd0cdb926358713b31c48b2e4dd9e58"><div class="ttname"><a href="ecp_8h.html#acfd0cdb926358713b31c48b2e4dd9e58">mbedtls_ecp_tls_read_group</a></div><div class="ttdeci">int mbedtls_ecp_tls_read_group(mbedtls_ecp_group *grp, const unsigned char **buf, size_t len)</div><div class="ttdoc">Set a group from a TLS ECParameters record. </div></div> <div class="ttc" id="structmbedtls__ecp__keypair_html_a30cb41708701bb9ed9bdba5972a2ccea"><div class="ttname"><a href="structmbedtls__ecp__keypair.html#a30cb41708701bb9ed9bdba5972a2ccea">mbedtls_ecp_keypair::Q</a></div><div class="ttdeci">mbedtls_ecp_point Q</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00171">ecp.h:171</a></div></div> <div class="ttc" id="structmbedtls__ecp__group_html_a7400fa2acba24d9b8a7a107d9fcde36f"><div class="ttname"><a href="structmbedtls__ecp__group.html#a7400fa2acba24d9b8a7a107d9fcde36f">mbedtls_ecp_group::t_data</a></div><div class="ttdeci">void * t_data</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00154">ecp.h:154</a></div></div> <div class="ttc" id="ecp_8h_html_ae069f80bc2f9cf2215c34430a9ccd924"><div class="ttname"><a href="ecp_8h.html#ae069f80bc2f9cf2215c34430a9ccd924">mbedtls_ecp_point_init</a></div><div class="ttdeci">void mbedtls_ecp_point_init(mbedtls_ecp_point *pt)</div><div class="ttdoc">Initialize a point (as zero) </div></div> <div class="ttc" id="ecp_8h_html_af79e530ea8f8416480f805baa20b1a2d"><div class="ttname"><a href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2d">mbedtls_ecp_group_id</a></div><div class="ttdeci">mbedtls_ecp_group_id</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00064">ecp.h:64</a></div></div> <div class="ttc" id="ecp_8h_html_a63bfda35c538b840a78371be788675dd"><div class="ttname"><a href="ecp_8h.html#a63bfda35c538b840a78371be788675dd">mbedtls_ecp_point_read_string</a></div><div class="ttdeci">int mbedtls_ecp_point_read_string(mbedtls_ecp_point *P, int radix, const char *x, const char *y)</div><div class="ttdoc">Import a non-zero point from two ASCII strings. </div></div> <div class="ttc" id="ecp_8h_html_af869b14c9dcd0d4314151caee7d7e50e"><div class="ttname"><a href="ecp_8h.html#af869b14c9dcd0d4314151caee7d7e50e">mbedtls_ecp_self_test</a></div><div class="ttdeci">int mbedtls_ecp_self_test(int verbose)</div><div class="ttdoc">Checkup routine. </div></div> <div class="ttc" id="ecp_8h_html_af7d35a6631f662cc279eed8c4f0f7ba6"><div class="ttname"><a href="ecp_8h.html#af7d35a6631f662cc279eed8c4f0f7ba6">mbedtls_ecp_point_write_binary</a></div><div class="ttdeci">int mbedtls_ecp_point_write_binary(const mbedtls_ecp_group *grp, const mbedtls_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="ecp_8h_html_aac1e9b4f0112b88fbbc26776c5268c19"><div class="ttname"><a href="ecp_8h.html#aac1e9b4f0112b88fbbc26776c5268c19">mbedtls_ecp_curve_info_from_tls_id</a></div><div class="ttdeci">const mbedtls_ecp_curve_info * mbedtls_ecp_curve_info_from_tls_id(uint16_t tls_id)</div><div class="ttdoc">Get curve information from a TLS NamedCurve value. </div></div> <div class="ttc" id="ecp_8h_html_a883eb26a1be64c491ea0354189ae2604"><div class="ttname"><a href="ecp_8h.html#a883eb26a1be64c491ea0354189ae2604">mbedtls_ecp_tls_read_point</a></div><div class="ttdeci">int mbedtls_ecp_tls_read_point(const mbedtls_ecp_group *grp, mbedtls_ecp_point *pt, const unsigned char **buf, size_t len)</div><div class="ttdoc">Import a point from a TLS ECPoint record. </div></div> <div class="ttc" id="structmbedtls__ecp__curve__info_html_a1fdb81fb58ed6039b5c9fe1a3c82852b"><div class="ttname"><a href="structmbedtls__ecp__curve__info.html#a1fdb81fb58ed6039b5c9fe1a3c82852b">mbedtls_ecp_curve_info::grp_id</a></div><div class="ttdeci">mbedtls_ecp_group_id grp_id</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00093">ecp.h:93</a></div></div> <div class="ttc" id="ecp_8h_html_a521967f0d966bd98e7e76a8fd43829ed"><div class="ttname"><a href="ecp_8h.html#a521967f0d966bd98e7e76a8fd43829ed">mbedtls_ecp_gen_keypair_base</a></div><div class="ttdeci">int mbedtls_ecp_gen_keypair_base(mbedtls_ecp_group *grp, const mbedtls_ecp_point *G, mbedtls_mpi *d, mbedtls_ecp_point *Q, int(*f_rng)(void *, unsigned char *, size_t), void *p_rng)</div><div class="ttdoc">Generate a keypair with configurable base point. </div></div> <div class="ttc" id="structmbedtls__ecp__keypair_html_aa3d38ffe795a2953fb283644845087d6"><div class="ttname"><a href="structmbedtls__ecp__keypair.html#aa3d38ffe795a2953fb283644845087d6">mbedtls_ecp_keypair::d</a></div><div class="ttdeci">mbedtls_mpi d</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00170">ecp.h:170</a></div></div> <div class="ttc" id="ecp_8h_html_af79e530ea8f8416480f805baa20b1a2da89c8d4502fa02eecd44f8de4831b38c8"><div class="ttname"><a href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da89c8d4502fa02eecd44f8de4831b38c8">MBEDTLS_ECP_DP_SECP224R1</a></div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00068">ecp.h:68</a></div></div> <div class="ttc" id="structmbedtls__ecp__group_html_a3cc458ace9f663e7827a6c3556e75e64"><div class="ttname"><a href="structmbedtls__ecp__group.html#a3cc458ace9f663e7827a6c3556e75e64">mbedtls_ecp_group::h</a></div><div class="ttdeci">unsigned int h</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00150">ecp.h:150</a></div></div> <div class="ttc" id="ecp_8h_html_a5e7676ea5e822494f5208751766daa32"><div class="ttname"><a href="ecp_8h.html#a5e7676ea5e822494f5208751766daa32">mbedtls_ecp_point_cmp</a></div><div class="ttdeci">int mbedtls_ecp_point_cmp(const mbedtls_ecp_point *P, const mbedtls_ecp_point *Q)</div><div class="ttdoc">Compare two points. </div></div> <div class="ttc" id="ecp_8h_html_aa98adfe68b926724607d8fcab61397a9"><div class="ttname"><a href="ecp_8h.html#aa98adfe68b926724607d8fcab61397a9">mbedtls_ecp_tls_write_point</a></div><div class="ttdeci">int mbedtls_ecp_tls_write_point(const mbedtls_ecp_group *grp, const mbedtls_ecp_point *pt, int format, size_t *olen, unsigned char *buf, size_t blen)</div><div class="ttdoc">Export a point as a TLS ECPoint record. </div></div> <div class="ttc" id="structmbedtls__ecp__group_html_a4b9a1bf79d2023dbc3807dc7e12059af"><div class="ttname"><a href="structmbedtls__ecp__group.html#a4b9a1bf79d2023dbc3807dc7e12059af">mbedtls_ecp_group::T_size</a></div><div class="ttdeci">size_t T_size</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00156">ecp.h:156</a></div></div> <div class="ttc" id="ecp_8h_html_af79e530ea8f8416480f805baa20b1a2da675f95c8d8550edd7eb85828d2f22b9f"><div class="ttname"><a href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da675f95c8d8550edd7eb85828d2f22b9f">MBEDTLS_ECP_DP_CURVE25519</a></div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00075">ecp.h:75</a></div></div> <div class="ttc" id="structmbedtls__ecp__group_html_a4beb01054d800f047b5479f4e0e8d7d8"><div class="ttname"><a href="structmbedtls__ecp__group.html#a4beb01054d800f047b5479f4e0e8d7d8">mbedtls_ecp_group::T</a></div><div class="ttdeci">mbedtls_ecp_point * T</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00155">ecp.h:155</a></div></div> <div class="ttc" id="structmbedtls__ecp__group_html_a7e0aca0789ca8f5c38d3a0c98b2f9809"><div class="ttname"><a href="structmbedtls__ecp__group.html#a7e0aca0789ca8f5c38d3a0c98b2f9809">mbedtls_ecp_group::G</a></div><div class="ttdeci">mbedtls_ecp_point G</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00146">ecp.h:146</a></div></div> <div class="ttc" id="structmbedtls__mpi_html"><div class="ttname"><a href="structmbedtls__mpi.html">mbedtls_mpi</a></div><div class="ttdoc">MPI structure. </div><div class="ttdef"><b>Definition:</b> <a href="bignum_8h_source.html#l00180">bignum.h:180</a></div></div> <div class="ttc" id="structmbedtls__ecp__point_html"><div class="ttname"><a href="structmbedtls__ecp__point.html">mbedtls_ecp_point</a></div><div class="ttdoc">ECP point structure (jacobian coordinates) </div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00108">ecp.h:108</a></div></div> <div class="ttc" id="ecp_8h_html_af79e530ea8f8416480f805baa20b1a2daf73bbf7b29d26a0bc77dcff47cd6b276"><div class="ttname"><a href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2daf73bbf7b29d26a0bc77dcff47cd6b276">MBEDTLS_ECP_DP_SECP256R1</a></div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00069">ecp.h:69</a></div></div> <div class="ttc" id="ecp_8h_html_a961d3dd5f6c4938054c8f931f2a4ecdc"><div class="ttname"><a href="ecp_8h.html#a961d3dd5f6c4938054c8f931f2a4ecdc">mbedtls_ecp_curve_info_from_name</a></div><div class="ttdeci">const mbedtls_ecp_curve_info * mbedtls_ecp_curve_info_from_name(const char *name)</div><div class="ttdoc">Get curve information from a human-readable name. </div></div> <div class="ttc" id="ecp_8h_html_af79e530ea8f8416480f805baa20b1a2da08d0615820297b8c90f8ec7cbd88f641"><div class="ttname"><a href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da08d0615820297b8c90f8ec7cbd88f641">MBEDTLS_ECP_DP_SECP384R1</a></div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00070">ecp.h:70</a></div></div> <div class="ttc" id="structmbedtls__ecp__curve__info_html_a123ba197ecf3a5573e28030393f7b1dd"><div class="ttname"><a href="structmbedtls__ecp__curve__info.html#a123ba197ecf3a5573e28030393f7b1dd">mbedtls_ecp_curve_info::name</a></div><div class="ttdeci">const char * name</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00096">ecp.h:96</a></div></div> <div class="ttc" id="ecp_8h_html_af79e530ea8f8416480f805baa20b1a2dade9d3762e81c6e1d6e499d21e8190be5"><div class="ttname"><a href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2dade9d3762e81c6e1d6e499d21e8190be5">MBEDTLS_ECP_DP_BP256R1</a></div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00072">ecp.h:72</a></div></div> <div class="ttc" id="ecp_8h_html_af79e530ea8f8416480f805baa20b1a2daaa2d9d42df56aab024ef760ee9dffca2"><div class="ttname"><a href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2daaa2d9d42df56aab024ef760ee9dffca2">MBEDTLS_ECP_DP_SECP521R1</a></div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00071">ecp.h:71</a></div></div> <div class="ttc" id="ecp_8h_html_a64439a12deff8bd1ef92eeab7ebbcf93"><div class="ttname"><a href="ecp_8h.html#a64439a12deff8bd1ef92eeab7ebbcf93">mbedtls_ecp_group_load</a></div><div class="ttdeci">int mbedtls_ecp_group_load(mbedtls_ecp_group *grp, mbedtls_ecp_group_id id)</div><div class="ttdoc">Set a group using well-known domain parameters. </div></div> <div class="ttc" id="ecp_8h_html_af79e530ea8f8416480f805baa20b1a2daaf562eeec4368f2c501c163b4707900a"><div class="ttname"><a href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2daaf562eeec4368f2c501c163b4707900a">MBEDTLS_ECP_DP_BP384R1</a></div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00073">ecp.h:73</a></div></div> <div class="ttc" id="structmbedtls__ecp__curve__info_html_a893162d86716513661ccb05b4a450af1"><div class="ttname"><a href="structmbedtls__ecp__curve__info.html#a893162d86716513661ccb05b4a450af1">mbedtls_ecp_curve_info::bit_size</a></div><div class="ttdeci">uint16_t bit_size</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00095">ecp.h:95</a></div></div> <div class="ttc" id="ecp_8h_html_af79e530ea8f8416480f805baa20b1a2da6de9f87d43d7c29c7f91e9986ccfc25f"><div class="ttname"><a href="ecp_8h.html#af79e530ea8f8416480f805baa20b1a2da6de9f87d43d7c29c7f91e9986ccfc25f">MBEDTLS_ECP_DP_SECP256K1</a></div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00078">ecp.h:78</a></div></div> <div class="ttc" id="structmbedtls__ecp__group_html_ab54c9e6b1807d5c10db76f7ebedd55f4"><div class="ttname"><a href="structmbedtls__ecp__group.html#ab54c9e6b1807d5c10db76f7ebedd55f4">mbedtls_ecp_group::B</a></div><div class="ttdeci">mbedtls_mpi B</div><div class="ttdef"><b>Definition:</b> <a href="ecp_8h_source.html#l00145">ecp.h:145</a></div></div> <div class="ttc" id="ecp_8h_html_a5102f6d44d9f16aece7b2e685c31e5da"><div class="ttname"><a href="ecp_8h.html#a5102f6d44d9f16aece7b2e685c31e5da">mbedtls_ecp_group_init</a></div><div class="ttdeci">void mbedtls_ecp_group_init(mbedtls_ecp_group *grp)</div><div class="ttdoc">Initialize a group (to something meaningless) </div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated on Tue Jan 1 2019 18:27:17 for mbed TLS v2.7.8 by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.13 </small></address> </body> </html>