pkinit_pkcs7type2oid
oid = pkinit_pkcs7type2oid(plg_cryptoctx, cms_msg_type);
oid = pkinit_pkcs7type2oid(plgctx, cms_msg_type);
client_oid = pkinit_pkcs7type2oid(plgctx, CMS_SIGN_CLIENT);
server_oid = pkinit_pkcs7type2oid(plgctx, CMS_SIGN_SERVER);
rsa_oid = pkinit_pkcs7type2oid(plgctx, CMS_ENVEL_SERVER);
static ASN1_OBJECT * pkinit_pkcs7type2oid