+static OSSL_OP_digest_gettable_params_fn name##_gettable_params; \
+static const OSSL_PARAM known_##name##_gettable_params[] = { \
+ {OSSL_DIGEST_PARAM_BLOCK_SIZE, OSSL_PARAM_INTEGER, \
+ NULL, sizeof(int), 0}, \
+ {OSSL_DIGEST_PARAM_SIZE, OSSL_PARAM_INTEGER, NULL, sizeof(int), 0}, \
+ {OSSL_DIGEST_PARAM_FLAGS, OSSL_PARAM_INTEGER, \
+ NULL, sizeof(unsigned long), 0}, \
+ OSSL_PARAM_END \
+}; \
+static const OSSL_PARAM *name##_gettable_params(void) \
+{ \
+ return known_##name##_gettable_params; \
+} \