1 /*
2 * libfdt - Flat Device Tree manipulation
3 * Testcase for fdt_node_check_compatible()
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 <stdint.h>
25
26 #include <libfdt.h>
27
28 #include "tests.h"
29 #include "testdata.h"
30
check_compatible(const void * fdt,const char * path,const char * compat)31 static void check_compatible(const void *fdt, const char *path,
32 const char *compat)
33 {
34 int offset, err;
35
36 offset = fdt_path_offset(fdt, path);
37 if (offset < 0)
38 FAIL("fdt_path_offset(%s): %s", path, fdt_strerror(offset));
39
40 err = fdt_node_check_compatible(fdt, offset, compat);
41 if (err < 0)
42 FAIL("fdt_node_check_compatible(%s): %s", path,
43 fdt_strerror(err));
44 if (err != 0)
45 FAIL("%s is not compatible with \"%s\"", path, compat);
46 }
47
main(int argc,char * argv[])48 int main(int argc, char *argv[])
49 {
50 void *fdt;
51
52 test_init(argc, argv);
53 fdt = load_blob_arg(argc, argv);
54
55 check_compatible(fdt, "/", "test_tree1");
56 check_compatible(fdt, "/subnode@1/subsubnode", "subsubnode1");
57 check_compatible(fdt, "/subnode@1/subsubnode", "subsubnode");
58 check_compatible(fdt, "/subnode@2/subsubnode", "subsubnode2");
59 check_compatible(fdt, "/subnode@2/subsubnode", "subsubnode");
60
61 PASS();
62 }
63