eated with <a href="../man3/SSL_new.html">SSL_new(3)</a>. Within the callback function, <b>SSL_get_ex_data_X509_STORE_CTX_idx</b> can be called to get the data index of the current SSL object that is doing the verification.</p>

<p>In client mode <b>verify_callback</b> may also call the <a href="../man3/SSL_set_retry_verify.html">SSL_set_retry_verify(3)</a> function on the <b>SSL</b> object set in the <i>x509_store_ctx</i> ex data (see <a href="../man3/SSL_get_ex_data_X509_STORE_CTX_idx.html">SSL_get_ex_dat