-int lattice_load(Lattice_desc *desc, void *buf, size_t bsize);
-int lattice_dump(Lattice_desc *desc, void *buf, size_t bsize);
+int lattice_load(Lattice_desc *desc, const void *buf, size_t bsize);
+int lattice_dump(Lattice_desc *desc, const void *buf, size_t bsize);