1 /* $NetBSD: get_name.c,v 1.1.1.3 2019/12/22 12:34:07 skrll Exp $ */
2
3 // SPDX-License-Identifier: LGPL-2.1-or-later
4 /*
5 * libfdt - Flat Device Tree manipulation
6 * Testcase for fdt_get_name()
7 * Copyright (C) 2006 David Gibson, IBM Corporation.
8 */
9 #include <stdlib.h>
10 #include <stdio.h>
11 #include <string.h>
12 #include <stdint.h>
13
14 #include <libfdt.h>
15
16 #include "tests.h"
17 #include "testdata.h"
18
check_name(void * fdt,const char * path)19 static void check_name(void *fdt, const char *path)
20 {
21 int offset;
22 const char *getname, *getname2, *checkname;
23 int len;
24
25 checkname = strrchr(path, '/');
26 if (!checkname)
27 TEST_BUG();
28 checkname += 1;
29
30 offset = fdt_path_offset(fdt, path);
31 if (offset < 0)
32 FAIL("Couldn't find %s", path);
33
34 getname = fdt_get_name(fdt, offset, &len);
35 verbose_printf("fdt_get_name(%d) returns \"%s\" (len=%d)\n",
36 offset, getname, len);
37 if (!getname)
38 FAIL("fdt_get_name(%d): %s", offset, fdt_strerror(len));
39
40 if (strcmp(getname, checkname) != 0)
41 FAIL("fdt_get_name(%s) returned \"%s\" instead of \"%s\"",
42 path, getname, checkname);
43
44 if (len != strlen(getname))
45 FAIL("fdt_get_name(%s) returned length %d instead of %zd",
46 path, len, strlen(getname));
47
48 /* Now check that it doesn't break if we omit len */
49 getname2 = fdt_get_name(fdt, offset, NULL);
50 if (!getname2)
51 FAIL("fdt_get_name(%d, NULL) failed", offset);
52 if (strcmp(getname2, getname) != 0)
53 FAIL("fdt_get_name(%d, NULL) returned \"%s\" instead of \"%s\"",
54 offset, getname2, getname);
55 }
56
main(int argc,char * argv[])57 int main(int argc, char *argv[])
58 {
59 void *fdt;
60
61 test_init(argc, argv);
62 fdt = load_blob_arg(argc, argv);
63
64 check_name(fdt, "/");
65 check_name(fdt, "/subnode@1");
66 check_name(fdt, "/subnode@2");
67 check_name(fdt, "/subnode@1/subsubnode");
68 check_name(fdt, "/subnode@2/subsubnode@0");
69
70 PASS();
71 }
72