CMS_SignerIdentifier
.offset = offsetof(CMS_SignerIdentifier, d.issuerAndSerialNumber),
.offset = offsetof(CMS_SignerIdentifier, d.subjectKeyIdentifier),
.utype = offsetof(CMS_SignerIdentifier, type),
.size = sizeof(CMS_SignerIdentifier),
CMS_SignerIdentifier *sid;
typedef CMS_SignerIdentifier CMS_RecipientIdentifier;
int cms_set1_SignerIdentifier(CMS_SignerIdentifier *sid, X509 *cert, int type);
int cms_SignerIdentifier_get0_signer_id(CMS_SignerIdentifier *sid,
int cms_SignerIdentifier_cert_cmp(CMS_SignerIdentifier *sid, X509 *cert);
cms_set1_SignerIdentifier(CMS_SignerIdentifier *sid, X509 *cert, int type)
cms_SignerIdentifier_get0_signer_id(CMS_SignerIdentifier *sid,
cms_SignerIdentifier_cert_cmp(CMS_SignerIdentifier *sid, X509 *cert)