<!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 v2.6.0: arc4.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 v2.6.0 </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">arc4.h</div> </div> </div><!--header--> <div class="contents"> <a href="arc4_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="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#ifndef MBEDTLS_ARC4_H</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#define MBEDTLS_ARC4_H</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#if !defined(MBEDTLS_CONFIG_FILE)</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="config_8h.html">config.h</a>"</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include MBEDTLS_CONFIG_FILE</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include <stddef.h></span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#if !defined(MBEDTLS_ARC4_ALT)</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment">// Regular implementation</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">//</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="structmbedtls__arc4__context.html"> 45</a></span> <span class="keyword">typedef</span> <span class="keyword">struct</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> {</div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="structmbedtls__arc4__context.html#a35ada04bd0e0ebb3c91fe0a7be91d62c"> 47</a></span>  <span class="keywordtype">int</span> <a class="code" href="structmbedtls__arc4__context.html#a35ada04bd0e0ebb3c91fe0a7be91d62c">x</a>; </div><div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="structmbedtls__arc4__context.html#a53d6a6d70c2b3ef5cd4467ae32e21429"> 48</a></span>  <span class="keywordtype">int</span> <a class="code" href="structmbedtls__arc4__context.html#a53d6a6d70c2b3ef5cd4467ae32e21429">y</a>; </div><div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="structmbedtls__arc4__context.html#a18aed220cbc1645d368721b380354688"> 49</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> m[256]; </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> <a class="code" href="structmbedtls__arc4__context.html">mbedtls_arc4_context</a>;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="keywordtype">void</span> <a class="code" href="arc4_8h.html#a7795c92c7a8a4b9cf715da081665ccfd">mbedtls_arc4_init</a>( <a class="code" href="structmbedtls__arc4__context.html">mbedtls_arc4_context</a> *ctx );</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="keywordtype">void</span> <a class="code" href="arc4_8h.html#a888a4167caf8503e9e82a132c7b89313">mbedtls_arc4_free</a>( <a class="code" href="structmbedtls__arc4__context.html">mbedtls_arc4_context</a> *ctx );</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="keywordtype">void</span> <a class="code" href="arc4_8h.html#a6a689a989cb433e41181caef8d8bf4ba">mbedtls_arc4_setup</a>( <a class="code" href="structmbedtls__arc4__context.html">mbedtls_arc4_context</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *key,</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> keylen );</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="keywordtype">int</span> <a class="code" href="arc4_8h.html#a51d378246f0c277a68352cdac782e8fb">mbedtls_arc4_crypt</a>( <a class="code" href="structmbedtls__arc4__context.html">mbedtls_arc4_context</a> *ctx, <span class="keywordtype">size_t</span> length, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input,</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output );</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> }</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor">#else </span><span class="comment">/* MBEDTLS_ARC4_ALT */</span><span class="preprocessor"></span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="preprocessor">#include "arc4_alt.h"</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor">#endif </span><span class="comment">/* MBEDTLS_ARC4_ALT */</span><span class="preprocessor"></span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="keywordtype">int</span> <a class="code" href="arc4_8h.html#aba830fee9057fa1c63dcc38c7caf7730">mbedtls_arc4_self_test</a>( <span class="keywordtype">int</span> verbose );</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> }</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="preprocessor">#endif </span><span class="comment">/* arc4.h */</span><span class="preprocessor"></span></div><div class="ttc" id="arc4_8h_html_a51d378246f0c277a68352cdac782e8fb"><div class="ttname"><a href="arc4_8h.html#a51d378246f0c277a68352cdac782e8fb">mbedtls_arc4_crypt</a></div><div class="ttdeci">int mbedtls_arc4_crypt(mbedtls_arc4_context *ctx, size_t length, const unsigned char *input, unsigned char *output)</div><div class="ttdoc">ARC4 cipher function. </div></div> <div class="ttc" id="config_8h_html"><div class="ttname"><a href="config_8h.html">config.h</a></div><div class="ttdoc">Configuration options (set of defines) </div></div> <div class="ttc" id="arc4_8h_html_a7795c92c7a8a4b9cf715da081665ccfd"><div class="ttname"><a href="arc4_8h.html#a7795c92c7a8a4b9cf715da081665ccfd">mbedtls_arc4_init</a></div><div class="ttdeci">void mbedtls_arc4_init(mbedtls_arc4_context *ctx)</div><div class="ttdoc">Initialize ARC4 context. </div></div> <div class="ttc" id="structmbedtls__arc4__context_html_a35ada04bd0e0ebb3c91fe0a7be91d62c"><div class="ttname"><a href="structmbedtls__arc4__context.html#a35ada04bd0e0ebb3c91fe0a7be91d62c">mbedtls_arc4_context::x</a></div><div class="ttdeci">int x</div><div class="ttdef"><b>Definition:</b> <a href="arc4_8h_source.html#l00047">arc4.h:47</a></div></div> <div class="ttc" id="structmbedtls__arc4__context_html"><div class="ttname"><a href="structmbedtls__arc4__context.html">mbedtls_arc4_context</a></div><div class="ttdoc">ARC4 context structure. </div><div class="ttdef"><b>Definition:</b> <a href="arc4_8h_source.html#l00045">arc4.h:45</a></div></div> <div class="ttc" id="arc4_8h_html_a888a4167caf8503e9e82a132c7b89313"><div class="ttname"><a href="arc4_8h.html#a888a4167caf8503e9e82a132c7b89313">mbedtls_arc4_free</a></div><div class="ttdeci">void mbedtls_arc4_free(mbedtls_arc4_context *ctx)</div><div class="ttdoc">Clear ARC4 context. </div></div> <div class="ttc" id="arc4_8h_html_a6a689a989cb433e41181caef8d8bf4ba"><div class="ttname"><a href="arc4_8h.html#a6a689a989cb433e41181caef8d8bf4ba">mbedtls_arc4_setup</a></div><div class="ttdeci">void mbedtls_arc4_setup(mbedtls_arc4_context *ctx, const unsigned char *key, unsigned int keylen)</div><div class="ttdoc">ARC4 key schedule. </div></div> <div class="ttc" id="arc4_8h_html_aba830fee9057fa1c63dcc38c7caf7730"><div class="ttname"><a href="arc4_8h.html#aba830fee9057fa1c63dcc38c7caf7730">mbedtls_arc4_self_test</a></div><div class="ttdeci">int mbedtls_arc4_self_test(int verbose)</div><div class="ttdoc">Checkup routine. </div></div> <div class="ttc" id="structmbedtls__arc4__context_html_a53d6a6d70c2b3ef5cd4467ae32e21429"><div class="ttname"><a href="structmbedtls__arc4__context.html#a53d6a6d70c2b3ef5cd4467ae32e21429">mbedtls_arc4_context::y</a></div><div class="ttdeci">int y</div><div class="ttdef"><b>Definition:</b> <a href="arc4_8h_source.html#l00048">arc4.h:48</a></div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated on Thu Dec 28 2017 18:33:29 for mbed TLS v2.6.0 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>