encrypt_keyid
static void encrypt_keyid(struct key_info *, uchar_t *, int);
encrypt_keyid(&ki[KI_DECRYPT], keyid, len);
encrypt_keyid(&ki[KI_ENCRYPT], keyid, len);
encrypt_keyid(encr_data.decrypt.keyid, &encr_data.decrypt.keyidlen,
encrypt_keyid(encr_data.encrypt.keyid, &encr_data.encrypt.keyidlen,