p>X509_get0_uids() sets <b>*piuid</b> and <b>*psuid</b> to the issuer and subject unique identifiers of certificate <b>x</b> or NULL if the fields are not present.</p>

<h1 id="NOTES">NOTES</h1>

<p>The issuer and subject unique identifier fields are very rarely encountered in practice outside test cases.</p>

<h1 id="RETURN-VALUES">RETURN VALUES</h1>

<p>X509_get0_uids() does not return a value.</p>

<h1 id="SEE-ALSO">SEE ALSO</h1>

<p><a href="../man3/d2i_X509.html">d2i_X509(3)</a>, <a href="../man3/ERR_g