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      1 /*	$NetBSD: notfound.c,v 1.1.1.3 2019/12/22 12:34:07 skrll Exp $	*/
      2 
      3 // SPDX-License-Identifier: LGPL-2.1-or-later
      4 /*
      5  * libfdt - Flat Device Tree manipulation
      6  *	Testcase for behaviour on searching for a non-existent node
      7  * Copyright (C) 2006 David Gibson, IBM Corporation.
      8  */
      9 #include <stdlib.h>
     10 #include <stdio.h>
     11 #include <string.h>
     12 #include <stdint.h>
     13 
     14 #include <libfdt.h>
     15 
     16 #include "tests.h"
     17 #include "testdata.h"
     18 
     19 static void check_error(const char *s, int err)
     20 {
     21 	if (err != -FDT_ERR_NOTFOUND)
     22 		FAIL("%s return error %s instead of -FDT_ERR_NOTFOUND", s,
     23 		     fdt_strerror(err));
     24 }
     25 
     26 int main(int argc, char *argv[])
     27 {
     28 	void *fdt;
     29 	int offset;
     30 	int subnode1_offset;
     31 	int lenerr;
     32 
     33 	test_init(argc, argv);
     34 	fdt = load_blob_arg(argc, argv);
     35 
     36 	fdt_get_property(fdt, 0, "nonexistant-property", &lenerr);
     37 	check_error("fdt_get_property(\"nonexistant-property\")", lenerr);
     38 
     39 	fdt_getprop(fdt, 0, "nonexistant-property", &lenerr);
     40 	check_error("fdt_getprop(\"nonexistant-property\"", lenerr);
     41 
     42 	subnode1_offset = fdt_subnode_offset(fdt, 0, "subnode@1");
     43 	if (subnode1_offset < 0)
     44 		FAIL("Couldn't find subnode1: %s", fdt_strerror(subnode1_offset));
     45 
     46 	fdt_getprop(fdt, subnode1_offset, "prop-str", &lenerr);
     47 	check_error("fdt_getprop(\"prop-str\")", lenerr);
     48 
     49 	offset = fdt_subnode_offset(fdt, 0, "nonexistant-subnode");
     50 	check_error("fdt_subnode_offset(\"nonexistant-subnode\")", offset);
     51 
     52 	offset = fdt_subnode_offset(fdt, 0, "subsubnode");
     53 	check_error("fdt_subnode_offset(\"subsubnode\")", offset);
     54 
     55 	offset = fdt_path_offset(fdt, "/nonexistant-subnode");
     56 	check_error("fdt_path_offset(\"/nonexistant-subnode\")", offset);
     57 
     58 	PASS();
     59 }
     60