CMS_RecipientKeyIdentifier
.offset = offsetof(CMS_RecipientKeyIdentifier, subjectKeyIdentifier),
.offset = offsetof(CMS_RecipientKeyIdentifier, date),
.offset = offsetof(CMS_RecipientKeyIdentifier, other),
.size = sizeof(CMS_RecipientKeyIdentifier),
rek->rid->d.rKeyId = (CMS_RecipientKeyIdentifier *)ASN1_item_new(&CMS_RecipientKeyIdentifier_it);
CMS_RecipientKeyIdentifier *rKeyId;