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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>HeimdalKerberos5library: Heimdal Kerberos 5 error reporting functions</title>
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<h1>Heimdal Kerberos 5 error reporting 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">KRB5_LIB_FUNCTION <br>
krb5_error_code KRB5_LIB_CALL&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__krb5__error.html#gbfadc71c9680807445c9c73bfb80c7de">krb5_eai_to_heim_errno</a> (int eai_errno, int system_error)</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">KRB5_LIB_FUNCTION <br>
krb5_error_code KRB5_LIB_CALL&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__krb5__error.html#gf04d419f89c5d4525f05f08710aed85e">krb5_h_errno_to_heim_errno</a> (int eai_errno)</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">KRB5_LIB_FUNCTION void <br>
KRB5_LIB_CALL&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__krb5__error.html#g21bbb3fd831bce0e987b1184668e0764">krb5_clear_error_message</a> (krb5_context context)</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">KRB5_LIB_FUNCTION void <br>
KRB5_LIB_CALL&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__krb5__error.html#g8961540f386e3e3d2700d31f7a4ba63d">krb5_set_error_message</a> (krb5_context context, krb5_error_code ret, const char *fmt,...) __attribute__((format(printf</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">KRB5_LIB_FUNCTION <br>
krb5_error_code KRB5_LIB_CALL&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__krb5__error.html#g0561875954862c00e141a9e680f2e8d0">krb5_vwarn</a> (krb5_context context, krb5_error_code code, const char *fmt, va_list ap) __attribute__((format(printf</td></tr>

</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
<hr><h2>Function Documentation</h2>
<a class="anchor" name="g21bbb3fd831bce0e987b1184668e0764"></a><!-- doxytag: member="error_string.c::krb5_clear_error_message" ref="g21bbb3fd831bce0e987b1184668e0764" args="(krb5_context context)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">KRB5_LIB_FUNCTION void KRB5_LIB_CALL krb5_clear_error_message           </td>
          <td>(</td>
          <td class="paramtype">krb5_context&nbsp;</td>
          <td class="paramname"> <em>context</em>          </td>
          <td>&nbsp;)&nbsp;</td>
          <td></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Clears the error message from the Kerberos 5 context.<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>context</em>&nbsp;</td><td>The Kerberos 5 context to clear </td></tr>
  </table>
</dl>

</div>
</div><p>
<a class="anchor" name="gbfadc71c9680807445c9c73bfb80c7de"></a><!-- doxytag: member="eai_to_heim_errno.c::krb5_eai_to_heim_errno" ref="gbfadc71c9680807445c9c73bfb80c7de" args="(int eai_errno, int system_error)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_eai_to_heim_errno           </td>
          <td>(</td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>eai_errno</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>system_error</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Convert the getaddrinfo() error code to a Kerberos et error code.<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>eai_errno</em>&nbsp;</td><td>contains the error code from getaddrinfo(). </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>system_error</em>&nbsp;</td><td>should have the value of errno after the failed getaddrinfo().</td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>Kerberos error code representing the EAI errors. </dd></dl>

</div>
</div><p>
<a class="anchor" name="gf04d419f89c5d4525f05f08710aed85e"></a><!-- doxytag: member="eai_to_heim_errno.c::krb5_h_errno_to_heim_errno" ref="gf04d419f89c5d4525f05f08710aed85e" args="(int eai_errno)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_h_errno_to_heim_errno           </td>
          <td>(</td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>eai_errno</em>          </td>
          <td>&nbsp;)&nbsp;</td>
          <td></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Convert the gethostname() error code (h_error) to a Kerberos et error code.<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>eai_errno</em>&nbsp;</td><td>contains the error code from gethostname().</td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>Kerberos error code representing the gethostname errors. </dd></dl>

</div>
</div><p>
<a class="anchor" name="g8961540f386e3e3d2700d31f7a4ba63d"></a><!-- doxytag: member="error_string.c::krb5_set_error_message" ref="g8961540f386e3e3d2700d31f7a4ba63d" args="(krb5_context context, krb5_error_code ret, const char *fmt,...) __attribute__((format(printf" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">KRB5_LIB_FUNCTION void KRB5_LIB_CALL krb5_set_error_message           </td>
          <td>(</td>
          <td class="paramtype">krb5_context&nbsp;</td>
          <td class="paramname"> <em>context</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">krb5_error_code&nbsp;</td>
          <td class="paramname"> <em>ret</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const char *&nbsp;</td>
          <td class="paramname"> <em>fmt</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">&nbsp;</td>
          <td class="paramname"> <em>...</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Set the context full error string for a specific error code. The error that is stored should be internationalized.<p>
The if context is NULL, no error string is stored.<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>context</em>&nbsp;</td><td>Kerberos 5 context </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>ret</em>&nbsp;</td><td>The error code </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>fmt</em>&nbsp;</td><td>Error string for the error code </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>...</em>&nbsp;</td><td>printf(3) style parameters. </td></tr>
  </table>
</dl>

</div>
</div><p>
<a class="anchor" name="g0561875954862c00e141a9e680f2e8d0"></a><!-- doxytag: member="warn.c::krb5_vwarn" ref="g0561875954862c00e141a9e680f2e8d0" args="(krb5_context context, krb5_error_code code, const char *fmt, va_list ap) __attribute__((format(printf" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_vwarn           </td>
          <td>(</td>
          <td class="paramtype">krb5_context&nbsp;</td>
          <td class="paramname"> <em>context</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">krb5_error_code&nbsp;</td>
          <td class="paramname"> <em>code</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const char *&nbsp;</td>
          <td class="paramname"> <em>fmt</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">va_list&nbsp;</td>
          <td class="paramname"> <em>ap</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Log a warning to the log, default stderr, include the error from the last failure.<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>context</em>&nbsp;</td><td>A Kerberos 5 context. </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>code</em>&nbsp;</td><td>error code of the last error </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>fmt</em>&nbsp;</td><td>message to print </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>ap</em>&nbsp;</td><td>arguments </td></tr>
  </table>
</dl>

</div>
</div><p>
</div>
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