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<section id="krb5-cc-set-config-store-a-configuration-value-in-a-credential-cache">
<h1>krb5_cc_set_config - Store a configuration value in a credential cache.<a class="headerlink" href="#krb5-cc-set-config-store-a-configuration-value-in-a-credential-cache" title="Permalink to this headline">¶</a></h1>
<dl class="c function">
<dt class="sig sig-object c" id="c.krb5_cc_set_config">
<a class="reference internal" href="../types/krb5_error_code.html#c.krb5_error_code" title="krb5_error_code"><span class="n"><span class="pre">krb5_error_code</span></span></a><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">krb5_cc_set_config</span></span></span><span class="sig-paren">(</span><a class="reference internal" href="../types/krb5_context.html#c.krb5_context" title="krb5_context"><span class="n"><span class="pre">krb5_context</span></span></a><span class="w"> </span><span class="n"><span class="pre">context</span></span>, <a class="reference internal" href="../types/krb5_ccache.html#c.krb5_ccache" title="krb5_ccache"><span class="n"><span class="pre">krb5_ccache</span></span></a><span class="w"> </span><span class="n"><span class="pre">id</span></span>, <a class="reference internal" href="../types/krb5_const_principal.html#c.krb5_const_principal" title="krb5_const_principal"><span class="n"><span class="pre">krb5_const_principal</span></span></a><span class="w"> </span><span class="n"><span class="pre">principal</span></span>, <span class="k"><span class="pre">const</span></span><span class="w"> </span><span class="kt"><span class="pre">char</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">key</span></span>, <a class="reference internal" href="../types/krb5_data.html#c.krb5_data" title="krb5_data"><span class="n"><span class="pre">krb5_data</span></span></a><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">data</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.krb5_cc_set_config" title="Permalink to this definition">¶</a><br /></dt>
<dd></dd></dl>
<dl class="field-list">
<dt class="field-odd">param</dt>
<dd class="field-odd"><p><strong>[in]</strong> <strong>context</strong> - Library context</p>
<p><strong>[in]</strong> <strong>id</strong> - Credential cache handle</p>
<p><strong>[in]</strong> <strong>principal</strong> - Configuration for a specific principal; if NULL, global for the whole cache</p>
<p><strong>[in]</strong> <strong>key</strong> - Name of config variable</p>
<p><strong>[in]</strong> <strong>data</strong> - Data to store, or NULL to remove</p>
</dd>
</dl>
<dl class="field-list simple">
<dt class="field-odd">retval</dt>
<dd class="field-odd"><ul class="simple">
<li><p>0 Success</p></li>
</ul>
</dd>
<dt class="field-even">return</dt>
<dd class="field-even"><ul class="simple">
<li><p>Kerberos error codes</p></li>
</ul>
</dd>
</dl>
<div class="admonition warning">
<p class="admonition-title">Warning</p>
<p>Before version 1.10 <em>data</em> was assumed to be always non-null.</p>
</div>
<div class="admonition note">
<p class="admonition-title">Note</p>
<p>Existing configuration under the same key is over-written.</p>
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