}
}
-extern bool lzx_window_size_valid(size_t window_size);
-extern unsigned lzx_get_num_main_syms(u32 window_size);
+extern unsigned lzx_get_window_order(size_t max_block_size);
+
+extern unsigned lzx_get_num_main_syms(unsigned window_order);
/* Least-recently used queue for match offsets. */
struct lzx_lru_queue {