xref: /netbsd-src/external/gpl2/dtc/dist/tests/setprop_inplace.c (revision cc7d2833ecf67da5a5ddc470841931eb9f6723e4)
1 /*	$NetBSD: setprop_inplace.c,v 1.1.1.3 2019/12/22 12:34:06 skrll Exp $	*/
2 
3 // SPDX-License-Identifier: LGPL-2.1-or-later
4 /*
5  * libfdt - Flat Device Tree manipulation
6  *	Testcase for fdt_setprop_inplace()
7  * Copyright (C) 2006 David Gibson, IBM Corporation.
8  */
9 
10 #include <inttypes.h>
11 #include <stdlib.h>
12 #include <stdio.h>
13 #include <string.h>
14 #include <ctype.h>
15 #include <stdint.h>
16 
17 #include <libfdt.h>
18 
19 #include "tests.h"
20 #include "testdata.h"
21 
main(int argc,char * argv[])22 int main(int argc, char *argv[])
23 {
24 	void *fdt;
25 	const uint32_t *intp;
26 	const uint64_t *int64p;
27 	const char *strp;
28 	char *xstr;
29 	int xlen, i;
30 	int err;
31 
32 	test_init(argc, argv);
33 	fdt = load_blob_arg(argc, argv);
34 
35 	intp = check_getprop_cell(fdt, 0, "prop-int", TEST_VALUE_1);
36 
37 	verbose_printf("Old int value was 0x%08x\n", *intp);
38 	err = fdt_setprop_inplace_cell(fdt, 0, "prop-int", ~TEST_VALUE_1);
39 	if (err)
40 		FAIL("Failed to set \"prop-int\" to 0x%08x: %s",
41 		     ~TEST_VALUE_1, fdt_strerror(err));
42 	intp = check_getprop_cell(fdt, 0, "prop-int", ~TEST_VALUE_1);
43 	verbose_printf("New int value is 0x%08x\n", *intp);
44 
45 	strp = check_getprop(fdt, 0, "prop-str", strlen(TEST_STRING_1)+1,
46 			     TEST_STRING_1);
47 
48 
49 	int64p = check_getprop_64(fdt, 0, "prop-int64", TEST_VALUE64_1);
50 
51 	verbose_printf("Old int64 value was 0x%016" PRIx64 "\n", *int64p);
52 	err = fdt_setprop_inplace_u64(fdt, 0, "prop-int64", ~TEST_VALUE64_1);
53 	if (err)
54 		FAIL("Failed to set \"prop-int64\" to 0x%016llx: %s",
55 		     ~TEST_VALUE64_1, fdt_strerror(err));
56 	int64p = check_getprop_64(fdt, 0, "prop-int64", ~TEST_VALUE64_1);
57 	verbose_printf("New int64 value is 0x%016" PRIx64 "\n", *int64p);
58 
59 	strp = check_getprop(fdt, 0, "prop-str", strlen(TEST_STRING_1)+1,
60 			     TEST_STRING_1);
61 
62 	verbose_printf("Old string value was \"%s\"\n", strp);
63 	xstr = strdup(strp);
64 	xlen = strlen(xstr);
65 	for (i = 0; i < xlen; i++)
66 		xstr[i] = toupper(xstr[i]);
67 	err = fdt_setprop_inplace(fdt, 0, "prop-str", xstr, xlen+1);
68 	if (err)
69 		FAIL("Failed to set \"prop-str\" to \"%s\": %s",
70 		     xstr, fdt_strerror(err));
71 
72 	strp = check_getprop(fdt, 0, "prop-str", xlen+1, xstr);
73 	verbose_printf("New string value is \"%s\"\n", strp);
74 
75 	err = fdt_setprop_inplace_namelen_partial(fdt, 0, "compatible",
76 						  strlen("compatible"), 4,
77 						  TEST_STRING_4_PARTIAL,
78 						  strlen(TEST_STRING_4_PARTIAL));
79 	if (err)
80 		FAIL("Failed to set \"compatible\": %s\n", fdt_strerror(err));
81 
82 	check_getprop(fdt, 0, "compatible", strlen(TEST_STRING_4_RESULT) + 1,
83 		      TEST_STRING_4_RESULT);
84 
85 	PASS();
86 }
87