1/*
2 * libfdt - Flat Device Tree manipulation
3 *	Testcase for fdt_set_name()
4 * Copyright (C) 2006 David Gibson, IBM Corporation.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public License
8 * as published by the Free Software Foundation; either version 2.1 of
9 * the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20#include <stdlib.h>
21#include <stdio.h>
22#include <string.h>
23#include <stdint.h>
24
25#include <libfdt.h>
26
27#include "tests.h"
28#include "testdata.h"
29
30static void check_set_name(void *fdt, const char *path, const char *newname)
31{
32	int offset;
33	const char *getname, *oldname;
34	int len, err;
35
36	oldname = strrchr(path, '/');
37	if (!oldname)
38		TEST_BUG();
39	oldname += 1;
40
41	offset = fdt_path_offset(fdt, path);
42	if (offset < 0)
43		FAIL("Couldn't find %s", path);
44
45	getname = fdt_get_name(fdt, offset, &len);
46	verbose_printf("fdt_get_name(%d) returns \"%s\" (len=%d)\n",
47		       offset, getname, len);
48	if (!getname)
49		FAIL("fdt_get_name(%d): %s", offset, fdt_strerror(len));
50
51	if (strcmp(getname, oldname) != 0)
52		FAIL("fdt_get_name(%s) returned \"%s\" instead of \"%s\"",
53		     path, getname, oldname);
54
55	if (len != strlen(getname))
56		FAIL("fdt_get_name(%s) returned length %d instead of %zd",
57		     path, len, strlen(getname));
58
59	err = fdt_set_name(fdt, offset, newname);
60	if (err)
61		FAIL("fdt_set_name(%d, \"%s\"): %s", offset, newname,
62		     fdt_strerror(err));
63
64	getname = fdt_get_name(fdt, offset, &len);
65	if (!getname)
66		FAIL("fdt_get_name(%d): %s", offset, fdt_strerror(len));
67
68	if (strcmp(getname, newname) != 0)
69		FAIL("fdt_get_name(%s) returned \"%s\" instead of \"%s\"",
70		     path, getname, newname);
71
72	if (len != strlen(getname))
73		FAIL("fdt_get_name(%s) returned length %d instead of %zd",
74		     path, len, strlen(getname));
75}
76
77int main(int argc, char *argv[])
78{
79	void *fdt;
80
81	test_init(argc, argv);
82	fdt = load_blob_arg(argc, argv);
83	fdt = open_blob_rw(fdt);
84
85	check_set_name(fdt, "/subnode@1", "subnode@17");
86	check_set_name(fdt, "/subnode@2/subsubnode@0", "fred@0");
87	check_set_name(fdt, "/subnode@17/subsubnode", "something@0");
88
89	PASS();
90}
91