<!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 v2.7.6: mbedtls_sha256_context Struct Reference</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 v2.7.6 </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><!-- top --> <div class="header"> <div class="summary"> <a href="#pub-attribs">Data Fields</a> </div> <div class="headertitle"> <div class="title">mbedtls_sha256_context Struct Reference</div> </div> </div><!--header--> <div class="contents"> <p>The SHA-256 context structure. <a href="structmbedtls__sha256__context.html#details">More...</a></p> <p><code>#include <<a class="el" href="sha256_8h_source.html">sha256.h</a>></code></p> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a> Data Fields</h2></td></tr> <tr class="memitem:ab7444610a95153450180924862b2a0fa"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structmbedtls__sha256__context.html#ab7444610a95153450180924862b2a0fa">total</a> [2]</td></tr> <tr class="separator:ab7444610a95153450180924862b2a0fa"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a88df25a0934134bd8b686152ba763322"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structmbedtls__sha256__context.html#a88df25a0934134bd8b686152ba763322">state</a> [8]</td></tr> <tr class="separator:a88df25a0934134bd8b686152ba763322"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:adb4c87a904e9d4099592c5bf7ff0b308"><td class="memItemLeft" align="right" valign="top">unsigned char </td><td class="memItemRight" valign="bottom"><a class="el" href="structmbedtls__sha256__context.html#adb4c87a904e9d4099592c5bf7ff0b308">buffer</a> [64]</td></tr> <tr class="separator:adb4c87a904e9d4099592c5bf7ff0b308"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ac73158ffb252c4bd2ccb991653619cc1"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="structmbedtls__sha256__context.html#ac73158ffb252c4bd2ccb991653619cc1">is224</a></td></tr> <tr class="separator:ac73158ffb252c4bd2ccb991653619cc1"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <div class="textblock"><p>The SHA-256 context structure. </p> <p>The structure is used both for SHA-256 and for SHA-224 checksum calculations. The choice between these two is made in the call to <a class="el" href="sha256_8h.html#af7feb61e3727df3ea4bb1bb08537934e" title="This function starts a SHA-224 or SHA-256 checksum calculation. ">mbedtls_sha256_starts_ret()</a>. </p> <p class="definition">Definition at line <a class="el" href="sha256_8h_source.html#l00053">53</a> of file <a class="el" href="sha256_8h_source.html">sha256.h</a>.</p> </div><h2 class="groupheader">Field Documentation</h2> <a id="adb4c87a904e9d4099592c5bf7ff0b308"></a> <h2 class="memtitle"><span class="permalink"><a href="#adb4c87a904e9d4099592c5bf7ff0b308">◆ </a></span>buffer</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">unsigned char mbedtls_sha256_context::buffer[64]</td> </tr> </table> </div><div class="memdoc"> <p>The data block being processed. </p> <p class="definition">Definition at line <a class="el" href="sha256_8h_source.html#l00057">57</a> of file <a class="el" href="sha256_8h_source.html">sha256.h</a>.</p> </div> </div> <a id="ac73158ffb252c4bd2ccb991653619cc1"></a> <h2 class="memtitle"><span class="permalink"><a href="#ac73158ffb252c4bd2ccb991653619cc1">◆ </a></span>is224</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int mbedtls_sha256_context::is224</td> </tr> </table> </div><div class="memdoc"> <p>Determines which function to use. </p><ul> <li> 0: Use SHA-256. </li> <li> 1: Use SHA-224.</li> </ul> <p class="definition">Definition at line <a class="el" href="sha256_8h_source.html#l00058">58</a> of file <a class="el" href="sha256_8h_source.html">sha256.h</a>.</p> </div> </div> <a id="a88df25a0934134bd8b686152ba763322"></a> <h2 class="memtitle"><span class="permalink"><a href="#a88df25a0934134bd8b686152ba763322">◆ </a></span>state</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">uint32_t mbedtls_sha256_context::state[8]</td> </tr> </table> </div><div class="memdoc"> <p>The intermediate digest state. </p> <p class="definition">Definition at line <a class="el" href="sha256_8h_source.html#l00056">56</a> of file <a class="el" href="sha256_8h_source.html">sha256.h</a>.</p> </div> </div> <a id="ab7444610a95153450180924862b2a0fa"></a> <h2 class="memtitle"><span class="permalink"><a href="#ab7444610a95153450180924862b2a0fa">◆ </a></span>total</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">uint32_t mbedtls_sha256_context::total[2]</td> </tr> </table> </div><div class="memdoc"> <p>The number of Bytes processed. </p> <p class="definition">Definition at line <a class="el" href="sha256_8h_source.html#l00055">55</a> of file <a class="el" href="sha256_8h_source.html">sha256.h</a>.</p> </div> </div> <hr/>The documentation for this struct was generated from the following file:<ul> <li><a class="el" href="sha256_8h_source.html">sha256.h</a></li> </ul> </div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated on Fri Oct 12 2018 20:26:59 for mbed TLS v2.7.6 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>