+#if IMB_VERSION(0, 54, 0) < IMB_VERSION_NUM
+typedef void (*aesni_gmac_init_t)(const struct gcm_key_data *gcm_key_data,
+ struct gcm_context_data *gcm_ctx_data,
+ const uint8_t *iv,
+ const uint64_t iv_len);
+
+typedef void (*aesni_gmac_update_t)(const struct gcm_key_data *gcm_key_data,
+ struct gcm_context_data *gcm_ctx_data,
+ const uint8_t *in,
+ const uint64_t plaintext_len);
+
+typedef void (*aesni_gmac_finalize_t)(const struct gcm_key_data *gcm_key_data,
+ struct gcm_context_data *gcm_ctx_data,
+ uint8_t *auth_tag,
+ const uint64_t auth_tag_len);
+#endif
+