setprop_inplace.c revision 9521dc5ecc66c158cd6853cabba2c29f545780f6 
1/*
2 * libfdt - Flat Device Tree manipulation
3 *	Testcase for fdt_setprop_inplace()
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
21#include <stdlib.h>
22#include <stdio.h>
23#include <string.h>
24#include <ctype.h>
25#include <stdint.h>
26
27#include <fdt.h>
28#include <libfdt.h>
29
30#include "tests.h"
31#include "testdata.h"
32
33int main(int argc, char *argv[])
34{
35	void *fdt;
36	const uint32_t *intp;
37	const char *strp;
38	char *xstr;
39	int xlen, i;
40	int err;
41
42	test_init(argc, argv);
43	fdt = load_blob_arg(argc, argv);
44
45	intp = check_getprop_cell(fdt, 0, "prop-int", TEST_VALUE_1);
46
47	verbose_printf("Old int value was 0x%08x\n", *intp);
48	err = fdt_setprop_inplace_cell(fdt, 0, "prop-int", ~TEST_VALUE_1);
49	if (err)
50		FAIL("Failed to set \"prop-int\" to 0x08%x: %s",
51		     ~TEST_VALUE_1, fdt_strerror(err));
52	intp = check_getprop_cell(fdt, 0, "prop-int", ~TEST_VALUE_1);
53	verbose_printf("New int value is 0x%08x\n", *intp);
54
55	strp = check_getprop(fdt, 0, "prop-str", strlen(TEST_STRING_1)+1,
56			     TEST_STRING_1);
57
58	verbose_printf("Old string value was \"%s\"\n", strp);
59	xstr = strdup(strp);
60	xlen = strlen(xstr);
61	for (i = 0; i < xlen; i++)
62		xstr[i] = toupper(xstr[i]);
63	err = fdt_setprop_inplace(fdt, 0, "prop-str", xstr, xlen+1);
64	if (err)
65		FAIL("Failed to set \"prop-str\" to \"%s\": %s",
66		     xstr, fdt_strerror(err));
67
68	strp = check_getprop(fdt, 0, "prop-str", xlen+1, xstr);
69	verbose_printf("New string value is \"%s\"\n", strp);
70
71	PASS();
72}
73