1<!-- HTML header for doxygen 1.8.10--> 2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 3<html xmlns="http://www.w3.org/1999/xhtml"> 4<head> 5<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> 6<meta http-equiv="X-UA-Compatible" content="IE=9"/> 7<meta name="generator" content="Doxygen 1.8.14"/> 8<title>Intel® Enhanced Privacy ID SDK: epid/member/tpm2/ibm_tss/context.c File Reference</title> 9<link href="tabs.css" rel="stylesheet" type="text/css"/> 10<script type="text/javascript" src="jquery.js"></script> 11<script type="text/javascript" src="dynsections.js"></script> 12<link href="navtree.css" rel="stylesheet" type="text/css"/> 13<script type="text/javascript" src="resize.js"></script> 14<script type="text/javascript" src="navtreedata.js"></script> 15<script type="text/javascript" src="navtree.js"></script> 16<script type="text/javascript"> 17/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ 18 $(document).ready(initResizable); 19/* @license-end */</script> 20<link href="doxygen.css" rel="stylesheet" type="text/css" /> 21<link href="epidstyle.css" rel="stylesheet" type="text/css"/> 22</head> 23<body> 24<div id="top"><!-- do not remove this div, it is closed by doxygen! --> 25<div id="titlearea"> 26<table cellspacing="0" cellpadding="0"> 27 <tbody> 28 <tr style="height: 56px;"> 29 <td id="projectalign" style="padding-left: 0.5em;"> 30 <div id="projectname"><a 31 onclick="storeLink('index.html')" 32 id="projectlink" 33 class="index.html" 34 href="index.html">Intel® Enhanced Privacy ID SDK</a> 35 <span id="projectnumber">6.0.1</span> 36</div> 37 </td> 38 </tr> 39 </tbody> 40</table> 41</div> 42<!-- end header part --> 43<!-- Generated by Doxygen 1.8.14 --> 44</div><!-- top --> 45<div id="side-nav" class="ui-resizable side-nav-resizable"> 46 <div id="nav-tree"> 47 <div id="nav-tree-contents"> 48 <div id="nav-sync" class="sync"></div> 49 </div> 50 </div> 51 <div id="splitbar" style="-moz-user-select:none;" 52 class="ui-resizable-handle"> 53 </div> 54</div> 55<script type="text/javascript"> 56/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ 57$(document).ready(function(){initNavTree('context_8c.html','');}); 58/* @license-end */ 59</script> 60<div id="doc-content"> 61<div class="header"> 62 <div class="summary"> 63<a href="#define-members">Macros</a> | 64<a href="#func-members">Functions</a> | 65<a href="#var-members">Variables</a> </div> 66 <div class="headertitle"> 67<div class="title">context.c File Reference</div> </div> 68</div><!--header--> 69<div class="contents"> 70 71<p>TPM context implementation. 72<a href="#details">More...</a></p> 73<div class="textblock"><code>#include "<a class="el" href="context_8h.html">epid/member/tpm2/context.h</a>"</code><br /> 74<code>#include <tss2/TPM_Types.h></code><br /> 75<code>#include <tss2/tss.h></code><br /> 76<code>#include "<a class="el" href="finitefield_8h.html">epid/common/math/finitefield.h</a>"</code><br /> 77<code>#include "epid/common/src/epid2params.h"</code><br /> 78<code>#include "epid/common/src/memory.h"</code><br /> 79<code>#include "<a class="el" href="getrandom_8h.html">epid/member/tpm2/getrandom.h</a>"</code><br /> 80<code>#include "<a class="el" href="printtss_8h.html">epid/member/tpm2/ibm_tss/printtss.h</a>"</code><br /> 81<code>#include "<a class="el" href="state_8h.html">epid/member/tpm2/ibm_tss/state.h</a>"</code><br /> 82<code>#include "<a class="el" href="tpm__member_8h.html">epid/member/tpm_member.h</a>"</code><br /> 83</div><table class="memberdecls"> 84<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a> 85Macros</h2></td></tr> 86<tr class="memitem:a5638f861b82f1746ea1af0b384ef8ff1"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="context_8c.html#a5638f861b82f1746ea1af0b384ef8ff1">BREAK_ON_EPID_ERROR</a>(ret)</td></tr> 87<tr class="memdesc:a5638f861b82f1746ea1af0b384ef8ff1"><td class="mdescLeft"> </td><td class="mdescRight">Handle Intel(R) EPID Error with Break. <a href="#a5638f861b82f1746ea1af0b384ef8ff1">More...</a><br /></td></tr> 88<tr class="separator:a5638f861b82f1746ea1af0b384ef8ff1"><td class="memSeparator" colspan="2"> </td></tr> 89</table><table class="memberdecls"> 90<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a> 91Functions</h2></td></tr> 92<tr class="memitem:a7f547c0068dc63f0a6b76ad15b1b9675"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="context_8c.html#a7f547c0068dc63f0a6b76ad15b1b9675">Tpm2FlushKey</a> (<a class="el" href="struct_tpm2_ctx.html">Tpm2Ctx</a> *ctx)</td></tr> 93<tr class="memdesc:a7f547c0068dc63f0a6b76ad15b1b9675"><td class="mdescLeft"> </td><td class="mdescRight">Deletes key from TPM. <a href="#a7f547c0068dc63f0a6b76ad15b1b9675">More...</a><br /></td></tr> 94<tr class="separator:a7f547c0068dc63f0a6b76ad15b1b9675"><td class="memSeparator" colspan="2"> </td></tr> 95<tr class="memitem:ga11a523e65eee3c7ad1ab21239329ce3e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___tpm2_module.html#ga11a523e65eee3c7ad1ab21239329ce3e">Tpm2CreateContext</a> (<a class="el" href="struct_member_params.html">MemberParams</a> const *params, Epid2Params_ const *epid2_params, <a class="el" href="group___epid_common.html#ga6119a2c0323a3fca9e502b24bc378c2c">BitSupplier</a> *rnd_func, void **rnd_param, const <a class="el" href="struct_fp_elem_str.html">FpElemStr</a> **f, <a class="el" href="struct_tpm2_ctx.html">Tpm2Ctx</a> **ctx)</td></tr> 96<tr class="memdesc:ga11a523e65eee3c7ad1ab21239329ce3e"><td class="mdescLeft"> </td><td class="mdescRight">Creates a new Tpm context. <a href="group___tpm2_module.html#ga11a523e65eee3c7ad1ab21239329ce3e">More...</a><br /></td></tr> 97<tr class="separator:ga11a523e65eee3c7ad1ab21239329ce3e"><td class="memSeparator" colspan="2"> </td></tr> 98<tr class="memitem:ga38f47cba4c26320db06aa50a77590ef4"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___tpm2_module.html#ga38f47cba4c26320db06aa50a77590ef4">Tpm2DeleteContext</a> (<a class="el" href="struct_tpm2_ctx.html">Tpm2Ctx</a> **ctx)</td></tr> 99<tr class="memdesc:ga38f47cba4c26320db06aa50a77590ef4"><td class="mdescLeft"> </td><td class="mdescRight">Deletes an existing Tpm context. <a href="group___tpm2_module.html#ga38f47cba4c26320db06aa50a77590ef4">More...</a><br /></td></tr> 100<tr class="separator:ga38f47cba4c26320db06aa50a77590ef4"><td class="memSeparator" colspan="2"> </td></tr> 101<tr class="memitem:ga11cc131debbca60c0de7e53d48330b69"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___tpm2_module.html#ga11cc131debbca60c0de7e53d48330b69">Tpm2SetHashAlg</a> (<a class="el" href="struct_tpm2_ctx.html">Tpm2Ctx</a> *ctx, <a class="el" href="group___epid_types.html#ga5e450438f6f9a5eacd0cf5ce354ec890">HashAlg</a> hash_alg)</td></tr> 102<tr class="memdesc:ga11cc131debbca60c0de7e53d48330b69"><td class="mdescLeft"> </td><td class="mdescRight">Sets the hash algorithm to be used by a TPM2. <a href="group___tpm2_module.html#ga11cc131debbca60c0de7e53d48330b69">More...</a><br /></td></tr> 103<tr class="separator:ga11cc131debbca60c0de7e53d48330b69"><td class="memSeparator" colspan="2"> </td></tr> 104<tr class="memitem:ga8ee4fed3e1a4dd0c910102430fca8c81"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___tpm2_module.html#ga8ee4fed3e1a4dd0c910102430fca8c81">Tpm2ResetContext</a> (<a class="el" href="struct_tpm2_ctx.html">Tpm2Ctx</a> **ctx)</td></tr> 105<tr class="memdesc:ga8ee4fed3e1a4dd0c910102430fca8c81"><td class="mdescLeft"> </td><td class="mdescRight">Reset an existing Tpm context. <a href="group___tpm2_module.html#ga8ee4fed3e1a4dd0c910102430fca8c81">More...</a><br /></td></tr> 106<tr class="separator:ga8ee4fed3e1a4dd0c910102430fca8c81"><td class="memSeparator" colspan="2"> </td></tr> 107</table><table class="memberdecls"> 108<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="var-members"></a> 109Variables</h2></td></tr> 110<tr class="memitem:a8e9ae8d68d53b7549da3823bc65a336e"><td class="memItemLeft" align="right" valign="top"><a id="a8e9ae8d68d53b7549da3823bc65a336e"></a> 111<a class="el" href="stdtypes_8h.html#ad5c9d4ba3dc37783a528b0925dc981a0">bool</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="context_8c.html#a8e9ae8d68d53b7549da3823bc65a336e">is_context_already_created</a> = <a class="el" href="stdtypes_8h.html#a65e9886d74aaee76545e83dd09011727">false</a></td></tr> 112<tr class="memdesc:a8e9ae8d68d53b7549da3823bc65a336e"><td class="mdescLeft"> </td><td class="mdescRight">Flag that indicates that context was already created. <br /></td></tr> 113<tr class="separator:a8e9ae8d68d53b7549da3823bc65a336e"><td class="memSeparator" colspan="2"> </td></tr> 114</table> 115<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> 116<div class="textblock"><p>TPM context implementation. </p> 117</div><h2 class="groupheader">Macro Definition Documentation</h2> 118<a id="a5638f861b82f1746ea1af0b384ef8ff1"></a> 119<h2 class="memtitle"><span class="permalink"><a href="#a5638f861b82f1746ea1af0b384ef8ff1">◆ </a></span>BREAK_ON_EPID_ERROR</h2> 120 121<div class="memitem"> 122<div class="memproto"> 123 <table class="memname"> 124 <tr> 125 <td class="memname">#define BREAK_ON_EPID_ERROR</td> 126 <td>(</td> 127 <td class="paramtype"> </td> 128 <td class="paramname">ret</td><td>)</td> 129 <td></td> 130 </tr> 131 </table> 132</div><div class="memdoc"> 133<b>Value:</b><div class="fragment"><div class="line"><span class="keywordflow">if</span> (<a class="code" href="group___error_codes.html#ggafdb27c77c2c4b32c807e326a8a0da360a8a6861e14322ca9193498ffc955537f9">kEpidNoErr</a> != (ret)) { \</div><div class="line"> break; \</div><div class="line"> }</div><div class="ttc" id="group___error_codes_html_ggafdb27c77c2c4b32c807e326a8a0da360a8a6861e14322ca9193498ffc955537f9"><div class="ttname"><a href="group___error_codes.html#ggafdb27c77c2c4b32c807e326a8a0da360a8a6861e14322ca9193498ffc955537f9">kEpidNoErr</a></div><div class="ttdoc">no error </div><div class="ttdef"><b>Definition:</b> errors.h:41</div></div> 134</div><!-- fragment --> 135<p>Handle Intel(R) EPID Error with Break. </p> 136 137</div> 138</div> 139<h2 class="groupheader">Function Documentation</h2> 140<a id="a7f547c0068dc63f0a6b76ad15b1b9675"></a> 141<h2 class="memtitle"><span class="permalink"><a href="#a7f547c0068dc63f0a6b76ad15b1b9675">◆ </a></span>Tpm2FlushKey()</h2> 142 143<div class="memitem"> 144<div class="memproto"> 145 <table class="memname"> 146 <tr> 147 <td class="memname">void Tpm2FlushKey </td> 148 <td>(</td> 149 <td class="paramtype"><a class="el" href="struct_tpm2_ctx.html">Tpm2Ctx</a> * </td> 150 <td class="paramname"><em>ctx</em></td><td>)</td> 151 <td></td> 152 </tr> 153 </table> 154</div><div class="memdoc"> 155 156<p>Deletes key from TPM. </p> 157<dl class="params"><dt>Parameters</dt><dd> 158 <table class="params"> 159 <tr><td class="paramdir">[in,out]</td><td class="paramname">ctx</td><td>TPM context.</td></tr> 160 </table> 161 </dd> 162</dl> 163<dl class="section return"><dt>Returns</dt><dd><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360" title="Return status for SDK functions. ">EpidStatus</a> </dd></dl> 164 165</div> 166</div> 167</div><!-- contents --> 168</div><!-- doc-content --> 169<!-- HTML footer for doxygen 1.8.10--> 170<!-- start footer part --> 171<div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> 172 <ul> 173 <li class="navelem"><a class="el" href="dir_12b90d9c027aaf878a834df729679a56.html">epid</a></li><li class="navelem"><a class="el" href="dir_512d3e62841a8535b716ec4cf8b9e950.html">member</a></li><li class="navelem"><a class="el" href="dir_0d59f1b8006345e373e07b4691e0da76.html">tpm2</a></li><li class="navelem"><a class="el" href="dir_b7525369f2fbc378c6814b573b9a2bc3.html">ibm_tss</a></li><li class="navelem"><a class="el" href="context_8c.html">context.c</a></li> 174 <li class="footer"> 175 © 2016-2017 Intel Corporation 176 </li> 177 </ul> 178</div> 179</body> 180</html> 181