<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"> <title>Heimdal crypto library: RSA functions</title> <link href="doxygen.css" rel="stylesheet" type="text/css"> <link href="tabs.css" rel="stylesheet" type="text/css"> </head><body> <p> <a href="http://www.h5l.org/"><img src="http://www.h5l.org/keyhole-heimdal.png" alt="keyhole logo"/></a> </p> <!-- end of header marker --> <!-- Generated by Doxygen 1.5.6 --> <div class="navigation" id="top"> <div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li><a href="examples.html"><span>Examples</span></a></li> </ul> </div> </div> <div class="contents"> <h1>RSA functions</h1><table border="0" cellpadding="0" cellspacing="0"> <tr><td></td></tr> <tr><td colspan="2"><br><h2>Functions</h2></td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">RSA * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__hcrypto__rsa.html#gc7196620864c48d1d6b8377ad8521a4e">RSA_new</a> (void)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">RSA * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__hcrypto__rsa.html#gd184201d41deee1d1d684974ecc44e5c">RSA_new_method</a> (ENGINE *engine)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__hcrypto__rsa.html#gf0fbfb9641abf52a10e47c789bbba777">RSA_free</a> (RSA *rsa)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__hcrypto__rsa.html#gdb710b16e5e5616f0693801cc60aa943">RSA_up_ref</a> (RSA *rsa)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">const RSA_METHOD * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__hcrypto__rsa.html#g8a0ab0eaf85ef01f1cc31329558fd37a">RSA_get_method</a> (const RSA *rsa)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__hcrypto__rsa.html#gee6501b3b0fe2917a2e40adce6862395">RSA_set_method</a> (RSA *rsa, const RSA_METHOD *method)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__hcrypto__rsa.html#ge2af4ebfadf6a1450b823dfc6ca50687">RSA_set_app_data</a> (RSA *rsa, void *arg)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__hcrypto__rsa.html#gfcdc9f15c7075cd8434f0c7e59d3db5c">RSA_get_app_data</a> (const RSA *rsa)</td></tr> </table> <hr><a name="_details"></a><h2>Detailed Description</h2> See the <a class="el" href="page_rsa.html">RSA - public-key cryptography</a> for description and examples. <hr><h2>Function Documentation</h2> <a class="anchor" name="gf0fbfb9641abf52a10e47c789bbba777"></a><!-- doxytag: member="rsa.c::RSA_free" ref="gf0fbfb9641abf52a10e47c789bbba777" args="(RSA *rsa)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void RSA_free </td> <td>(</td> <td class="paramtype">RSA * </td> <td class="paramname"> <em>rsa</em> </td> <td> ) </td> <td></td> </tr> </table> </div> <div class="memdoc"> <p> Free an allocation RSA object.<p> <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"></td><td valign="top"><em>rsa</em> </td><td>the RSA object to free. </td></tr> </table> </dl> </div> </div><p> <a class="anchor" name="gfcdc9f15c7075cd8434f0c7e59d3db5c"></a><!-- doxytag: member="rsa.c::RSA_get_app_data" ref="gfcdc9f15c7075cd8434f0c7e59d3db5c" args="(const RSA *rsa)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void* RSA_get_app_data </td> <td>(</td> <td class="paramtype">const RSA * </td> <td class="paramname"> <em>rsa</em> </td> <td> ) </td> <td></td> </tr> </table> </div> <div class="memdoc"> <p> Get the application data for the RSA object.<p> <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"></td><td valign="top"><em>rsa</em> </td><td>the rsa object to get the parameter for</td></tr> </table> </dl> <dl class="return" compact><dt><b>Returns:</b></dt><dd>the data object </dd></dl> </div> </div><p> <a class="anchor" name="g8a0ab0eaf85ef01f1cc31329558fd37a"></a><!-- doxytag: member="rsa.c::RSA_get_method" ref="g8a0ab0eaf85ef01f1cc31329558fd37a" args="(const RSA *rsa)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">const RSA_METHOD* RSA_get_method </td> <td>(</td> <td class="paramtype">const RSA * </td> <td class="paramname"> <em>rsa</em> </td> <td> ) </td> <td></td> </tr> </table> </div> <div class="memdoc"> <p> Return the RSA_METHOD used for this RSA object.<p> <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"></td><td valign="top"><em>rsa</em> </td><td>the object to get the method from.</td></tr> </table> </dl> <dl class="return" compact><dt><b>Returns:</b></dt><dd>the method used for this RSA object. </dd></dl> </div> </div><p> <a class="anchor" name="gc7196620864c48d1d6b8377ad8521a4e"></a><!-- doxytag: member="rsa.c::RSA_new" ref="gc7196620864c48d1d6b8377ad8521a4e" args="(void)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">RSA* RSA_new </td> <td>(</td> <td class="paramtype">void </td> <td class="paramname"> </td> <td> ) </td> <td></td> </tr> </table> </div> <div class="memdoc"> <p> Same as <a class="el" href="group__hcrypto__rsa.html#gd184201d41deee1d1d684974ecc44e5c">RSA_new_method()</a> using NULL as engine.<p> <dl class="return" compact><dt><b>Returns:</b></dt><dd>a newly allocated RSA object. Free with <a class="el" href="group__hcrypto__rsa.html#gf0fbfb9641abf52a10e47c789bbba777">RSA_free()</a>. </dd></dl> </div> </div><p> <a class="anchor" name="gd184201d41deee1d1d684974ecc44e5c"></a><!-- doxytag: member="rsa.c::RSA_new_method" ref="gd184201d41deee1d1d684974ecc44e5c" args="(ENGINE *engine)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">RSA* RSA_new_method </td> <td>(</td> <td class="paramtype">ENGINE * </td> <td class="paramname"> <em>engine</em> </td> <td> ) </td> <td></td> </tr> </table> </div> <div class="memdoc"> <p> Allocate a new RSA object using the engine, if NULL is specified as the engine, use the default RSA engine as returned by ENGINE_get_default_RSA().<p> <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"></td><td valign="top"><em>engine</em> </td><td>Specific what ENGINE RSA provider should be used.</td></tr> </table> </dl> <dl class="return" compact><dt><b>Returns:</b></dt><dd>a newly allocated RSA object. Free with <a class="el" href="group__hcrypto__rsa.html#gf0fbfb9641abf52a10e47c789bbba777">RSA_free()</a>. </dd></dl> </div> </div><p> <a class="anchor" name="ge2af4ebfadf6a1450b823dfc6ca50687"></a><!-- doxytag: member="rsa.c::RSA_set_app_data" ref="ge2af4ebfadf6a1450b823dfc6ca50687" args="(RSA *rsa, void *arg)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int RSA_set_app_data </td> <td>(</td> <td class="paramtype">RSA * </td> <td class="paramname"> <em>rsa</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">void * </td> <td class="paramname"> <em>arg</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p> Set the application data for the RSA object.<p> <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"></td><td valign="top"><em>rsa</em> </td><td>the rsa object to set the parameter for </td></tr> <tr><td valign="top"></td><td valign="top"><em>arg</em> </td><td>the data object to store</td></tr> </table> </dl> <dl class="return" compact><dt><b>Returns:</b></dt><dd>1 on success. </dd></dl> </div> </div><p> <a class="anchor" name="gee6501b3b0fe2917a2e40adce6862395"></a><!-- doxytag: member="rsa.c::RSA_set_method" ref="gee6501b3b0fe2917a2e40adce6862395" args="(RSA *rsa, const RSA_METHOD *method)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int RSA_set_method </td> <td>(</td> <td class="paramtype">RSA * </td> <td class="paramname"> <em>rsa</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const RSA_METHOD * </td> <td class="paramname"> <em>method</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p> Set a new method for the RSA keypair.<p> <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"></td><td valign="top"><em>rsa</em> </td><td>rsa parameter. </td></tr> <tr><td valign="top"></td><td valign="top"><em>method</em> </td><td>the new method for the RSA parameter.</td></tr> </table> </dl> <dl class="return" compact><dt><b>Returns:</b></dt><dd>1 on success. </dd></dl> </div> </div><p> <a class="anchor" name="gdb710b16e5e5616f0693801cc60aa943"></a><!-- doxytag: member="rsa.c::RSA_up_ref" ref="gdb710b16e5e5616f0693801cc60aa943" args="(RSA *rsa)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int RSA_up_ref </td> <td>(</td> <td class="paramtype">RSA * </td> <td class="paramname"> <em>rsa</em> </td> <td> ) </td> <td></td> </tr> </table> </div> <div class="memdoc"> <p> Add an extra reference to the RSA object. The object should be free with <a class="el" href="group__hcrypto__rsa.html#gf0fbfb9641abf52a10e47c789bbba777">RSA_free()</a> to drop the reference.<p> <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"></td><td valign="top"><em>rsa</em> </td><td>the object to add reference counting too.</td></tr> </table> </dl> <dl class="return" compact><dt><b>Returns:</b></dt><dd>the current reference count, can't safely be used except for debug printing. </dd></dl> </div> </div><p> </div> <hr size="1"><address style="text-align: right;"><small> Generated on Wed Jan 11 14:07:38 2012 for Heimdal crypto library by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.6</small></address> </body> </html>