xref: /netbsd-src/external/gpl2/dtc/dist/tests/get_alias.c (revision cc7d2833ecf67da5a5ddc470841931eb9f6723e4)
1*cc7d2833Sskrll /*	$NetBSD: get_alias.c,v 1.1.1.3 2019/12/22 12:34:07 skrll Exp $	*/
2d89652e2Sskrll 
3*cc7d2833Sskrll // SPDX-License-Identifier: LGPL-2.1-or-later
4b8ae3907Smacallan /*
5b8ae3907Smacallan  * libfdt - Flat Device Tree manipulation
6b8ae3907Smacallan  *	Testcase for fdt_get_alias()
7b8ae3907Smacallan  * Copyright (C) 2006 David Gibson, IBM Corporation.
8b8ae3907Smacallan  */
9b8ae3907Smacallan 
10b8ae3907Smacallan #include <stdlib.h>
11b8ae3907Smacallan #include <stdio.h>
12b8ae3907Smacallan #include <string.h>
13b8ae3907Smacallan #include <stdint.h>
14b8ae3907Smacallan 
15b8ae3907Smacallan #include <libfdt.h>
16b8ae3907Smacallan 
17b8ae3907Smacallan #include "tests.h"
18b8ae3907Smacallan #include "testdata.h"
19b8ae3907Smacallan 
check_alias(void * fdt,const char * path,const char * alias)20b8ae3907Smacallan static void check_alias(void *fdt, const char *path, const char *alias)
21b8ae3907Smacallan {
22b8ae3907Smacallan 	const char *aliaspath;
23b8ae3907Smacallan 
24b8ae3907Smacallan 	aliaspath = fdt_get_alias(fdt, alias);
25b8ae3907Smacallan 
26b8ae3907Smacallan 	if (path && !aliaspath)
27b8ae3907Smacallan 		FAIL("fdt_get_alias(%s) failed\n", alias);
28b8ae3907Smacallan 
29b8ae3907Smacallan 	if (strcmp(aliaspath, path) != 0)
30b8ae3907Smacallan 		FAIL("fdt_get_alias(%s) returned %s instead of %s\n",
31b8ae3907Smacallan 		     alias, aliaspath, path);
32b8ae3907Smacallan }
33b8ae3907Smacallan 
main(int argc,char * argv[])34b8ae3907Smacallan int main(int argc, char *argv[])
35b8ae3907Smacallan {
36b8ae3907Smacallan 	void *fdt;
37b8ae3907Smacallan 
38b8ae3907Smacallan 	test_init(argc, argv);
39b8ae3907Smacallan 	fdt = load_blob_arg(argc, argv);
40b8ae3907Smacallan 
41b8ae3907Smacallan 	check_alias(fdt, "/subnode@1", "s1");
42b8ae3907Smacallan 	check_alias(fdt, "/subnode@1/subsubnode", "ss1");
43b8ae3907Smacallan 	check_alias(fdt, "/subnode@1/subsubnode/subsubsubnode", "sss1");
44b8ae3907Smacallan 
45b8ae3907Smacallan 	PASS();
46b8ae3907Smacallan }
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