1 // SPDX-License-Identifier: LGPL-2.1-or-later
2 /*
3 * libfdt - Flat Device Tree manipulation
4 * Testcase for fdt_nop_property()
5 * Copyright (C) 2006 David Gibson, IBM Corporation.
6 */
7
8 #include <stdlib.h>
9 #include <stdio.h>
10 #include <string.h>
11 #include <ctype.h>
12 #include <stdint.h>
13
14 #include <libfdt.h>
15
16 #include "tests.h"
17 #include "testdata.h"
18
main(int argc,char * argv[])19 int main(int argc, char *argv[])
20 {
21 void *fdt;
22 const uint32_t *intp;
23 const char *strp;
24 int err;
25 int lenerr;
26
27 test_init(argc, argv);
28 fdt = load_blob_arg(argc, argv);
29
30 intp = check_getprop_cell(fdt, 0, "prop-int", TEST_VALUE_1);
31 verbose_printf("int value was 0x%08x\n", *intp);
32
33 err = fdt_nop_property(fdt, 0, "prop-int");
34 if (err)
35 FAIL("Failed to nop \"prop-int\": %s", fdt_strerror(err));
36
37 intp = fdt_getprop(fdt, 0, "prop-int", &lenerr);
38 if (intp)
39 FAIL("prop-int still present after nopping");
40 if (lenerr != -FDT_ERR_NOTFOUND)
41 FAIL("Unexpected error on second getprop: %s", fdt_strerror(err));
42
43 strp = check_getprop(fdt, 0, "prop-str", strlen(TEST_STRING_1)+1,
44 TEST_STRING_1);
45 verbose_printf("string value was \"%s\"\n", strp);
46 err = fdt_nop_property(fdt, 0, "prop-str");
47 if (err)
48 FAIL("Failed to nop \"prop-str\": %s", fdt_strerror(err));
49
50 strp = fdt_getprop(fdt, 0, "prop-str", &lenerr);
51 if (strp)
52 FAIL("prop-str still present after nopping");
53 if (lenerr != -FDT_ERR_NOTFOUND)
54 FAIL("Unexpected error on second getprop: %s", fdt_strerror(err));
55
56 PASS();
57 }
58