ng the KEYMGMT interface that we document here can be passed as is to other provider operations, such as OP_signature_sign_init() (see <a href="../man7/provider-signature.html">provider-signature(7)</a>).</p>

<p>With some of the KEYMGMT functions, it&#39;s possible to select a specific subset of data to handle, governed by the bits in a <i>selection</i> indicator. The bits are:</p>

<dl>

<dt id="OSSL_KEYMGMT_SELECT_PRIVATE_KEY"><b>OSSL_KEYMGMT_SELECT_PRIVATE_KEY</b></dt>
<dd>

<p>Indicating that the priva