<html> <head><title>dkim_sig_getidentity()</title></head> <body> <!-- $Id: dkim_sig_getidentity.html,v 1.3 2010/07/24 04:52:15 cm-msk Exp $ --> <h1>dkim_sig_getidentity()</h1> <p align="right"><a href="index.html">[back to index]</a></p> <table border="0" cellspacing=4 cellpadding=4> <!---------- Synopsis -----------> <tr><th valign="top" align=left width=150>SYNOPSIS</th><td> <pre> #include <dkim.h> <a href="dkim_stat.html"><tt>DKIM_STAT</tt></a> dkim_sig_getidentity( <a href="dkim.html"><tt>DKIM</tt></a> *dkim, <a href="dkim_siginfo.html"><tt>DKIM_SIGINFO</tt></a> *sig, char *val, size_t vallen ); </pre> Retrieve the signing identity from a signature handle. </td></tr> <!----------- Description ----------> <tr><th valign="top" align=left>DESCRIPTION</th><td> <table border="1" cellspacing=1 cellpadding=4> <tr align="left" valign=top> <th width="80">Called When</th> <td><tt>dkim_sig_getidentity()</tt> is called after <a href="dkim_eoh.html"><tt>dkim_eoh()</tt></a> to determine the identity associated with a signature. </td> </tr> </table> <!----------- Arguments ----------> <tr><th valign="top" align=left>ARGUMENTS</th><td> <table border="1" cellspacing=0> <tr bgcolor="#dddddd"><th>Argument</th><th>Description</th></tr> <tr valign="top"><td>dkim</td> <td>Message-specific handle, returned by <a href="dkim_sign.html"><tt>dkim_sign()</tt></a> or <a href="dkim_verify.html"><tt>dkim_verify</tt></a>. </td></tr> <tr valign="top"><td>sig</td> <td>The <tt>DKIM_SIGINFO</tt> handle representing the signature being evaluated. </td></tr> <tr valign="top"><td>val</td> <td>A character buffer to receive the identity extracted from the signature. The value may be explicitly defined in the signature's "i=" tag, or inferred from its absence. </td></tr> <tr valign="top"><td>vallen</td> <td>Number of bytes available at <tt>val</tt>. </td></tr> </table> </td></tr> <!----------- Return Values ----------> <tr> <th valign="top" align=left>RETURN VALUES</th> <td> <ul> <li>DKIM_STAT_OK -- successful completion <li>DKIM_STAT_SYNTAX -- some part of the input string was invalid <li>DKIM_STAT_NORESOURCE -- <tt>val</tt> did not contain enough space for the complete identity string </ul> </td> </tr> </table> <hr size="1"> <font size="-1"> Copyright (c) 2005-2007 Sendmail, Inc. and its suppliers. All rights reserved. <br> Copyright (c) 2009, 2010 The OpenDKIM Project. All rights reserved. <br> By using this file, you agree to the terms and conditions set forth in the respective licenses. </font> </body> </html>