r attributes.</p>

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

<p>ESS has been defined in RFC 2634, which has been updated in RFC 5035 (ESS version 2) to support hash algorithms other than SHA-1. This is used for TSP (RFC 3161) and CAdES-BES (informational RFC 5126).</p>

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

<p>OSSL_ESS_signing_cert_new_init() and OSSL_ESS_signing_cert_v2_new_init() return a pointer to the new structure or NULL on malloc failure.</p>

<p>OSSL_ESS_check_signing_certs() returns 1 on success, 0 if a requ