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  <div class="section" id="krb5-c-random-os-entropy-collect-entropy-from-the-os-if-possible">
<h1>krb5_c_random_os_entropy -  Collect entropy from the OS if possible.<a class="headerlink" href="#krb5-c-random-os-entropy-collect-entropy-from-the-os-if-possible" title="Permalink to this headline">¶</a></h1>
<dl class="function">
<dt id="c.krb5_c_random_os_entropy">
<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_c_random_os_entropy</tt><big>(</big><a class="reference internal" href="../types/krb5_context.html#c.krb5_context" title="krb5_context">krb5_context</a><em>&nbsp;context</em>, int<em>&nbsp;strong</em>, int *<em>&nbsp;success</em><big>)</big><a class="headerlink" href="#c.krb5_c_random_os_entropy" 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>[in]</strong> <strong>strong</strong> - Strongest available source of entropy</p>
<p class="last"><strong>[out]</strong> <strong>success</strong> - 1 if OS provides entropy, 0 otherwise</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>If <em>strong</em> is non-zero, this function attempts to use the strongest available source of entropy. Setting this flag may cause the function to block on some operating systems. Good uses include seeding the PRNG for kadmind and realm setup.</p>
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