int ossl_blake2b_update(BLAKE2B_CTX *c, const void *data, size_t datalen);
int ossl_blake2b_final(unsigned char *md, BLAKE2B_CTX *c);
+OSSL_FUNC_digest_get_ctx_params_fn ossl_blake2b_get_ctx_params;
OSSL_FUNC_digest_set_ctx_params_fn ossl_blake2b_set_ctx_params;
+OSSL_FUNC_digest_gettable_ctx_params_fn ossl_blake2b_gettable_ctx_params;
OSSL_FUNC_digest_settable_ctx_params_fn ossl_blake2b_settable_ctx_params;
/*