parse_dtb
read_fn = &device_tree::parse_dtb;
read_fn = &device_tree::parse_dtb;
root = node::parse_dtb(struct_table, strings_table);
node_ptr child = node::parse_dtb(structs, strings);
property_ptr prop = property::parse_dtb(structs, strings);
static property_ptr parse_dtb(input_buffer &structs,
static node_ptr parse_dtb(input_buffer &structs, input_buffer &strings);
void parse_dtb(const std::string &fn, FILE *depfile);