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<h1>krb5_mk_req - Create a KRB_AP_REQ message.<a class="headerlink" href="#krb5-mk-req-create-a-krb-ap-req-message" title="Permalink to this headline">¶</a></h1>
<dl class="function">
<dt id="c.krb5_mk_req">
<a class="reference internal" href="../types/krb5_error_code.html#c.krb5_error_code" title="krb5_error_code">krb5_error_code</a> <tt class="descname">krb5_mk_req</tt><big>(</big><a class="reference internal" href="../types/krb5_context.html#c.krb5_context" title="krb5_context">krb5_context</a><em> context</em>, <a class="reference internal" href="../types/krb5_auth_context.html#c.krb5_auth_context" title="krb5_auth_context">krb5_auth_context</a> *<em> auth_context</em>, <a class="reference internal" href="../types/krb5_flags.html#c.krb5_flags" title="krb5_flags">krb5_flags</a><em> ap_req_options</em>, char *<em> service</em>, char *<em> hostname</em>, <a class="reference internal" href="../types/krb5_data.html#c.krb5_data" title="krb5_data">krb5_data</a> *<em> in_data</em>, <a class="reference internal" href="../types/krb5_ccache.html#c.krb5_ccache" title="krb5_ccache">krb5_ccache</a><em> ccache</em>, <a class="reference internal" href="../types/krb5_data.html#c.krb5_data" title="krb5_data">krb5_data</a> *<em> outbuf</em><big>)</big><a class="headerlink" href="#c.krb5_mk_req" title="Permalink to this definition">¶</a></dt>
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<tr class="field-odd field"><th class="field-name">param:</th><td class="field-body"><p class="first"><strong>[in]</strong> <strong>context</strong> - Library context</p>
<p><strong>[inout]</strong> <strong>auth_context</strong> - Pre-existing or newly created auth context</p>
<p><strong>[in]</strong> <strong>ap_req_options</strong> - <tt class="xref py py-data docutils literal"><span class="pre">AP_OPTS</span></tt> options</p>
<p><strong>[in]</strong> <strong>service</strong> - Service name, or NULL to use <strong>“host”</strong></p>
<p><strong>[in]</strong> <strong>hostname</strong> - Host name, or NULL to use local hostname</p>
<p><strong>[in]</strong> <strong>in_data</strong> - Application data to be checksummed in the authenticator, or NULL</p>
<p><strong>[in]</strong> <strong>ccache</strong> - Credential cache used to obtain credentials for the desired service.</p>
<p class="last"><strong>[out]</strong> <strong>outbuf</strong> - <strong>AP-REQ</strong> message</p>
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<tr class="field-odd field"><th class="field-name">retval:</th><td class="field-body"><ul class="first last simple">
<li>0 Success; otherwise - Kerberos error codes</li>
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<p>This function is similar to <a class="reference internal" href="krb5_mk_req_extended.html#c.krb5_mk_req_extended" title="krb5_mk_req_extended"><tt class="xref c c-func docutils literal"><span class="pre">krb5_mk_req_extended()</span></tt></a> except that it uses a given <em>hostname</em> , <em>service</em> , and <em>ccache</em> to construct a service principal name and obtain credentials.</p>
<p>Use <a class="reference internal" href="krb5_free_data_contents.html#c.krb5_free_data_contents" title="krb5_free_data_contents"><tt class="xref c c-func docutils literal"><span class="pre">krb5_free_data_contents()</span></tt></a> to free <em>outbuf</em> when it is no longer needed.</p>
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