1*cd60bc56SAndroid Build Coastguard Worker // SPDX-License-Identifier: LGPL-2.1-or-later
2*cd60bc56SAndroid Build Coastguard Worker /*
3*cd60bc56SAndroid Build Coastguard Worker * libfdt - Flat Device Tree manipulation
4*cd60bc56SAndroid Build Coastguard Worker * Tests if two given dtbs are structurally equal (including order)
5*cd60bc56SAndroid Build Coastguard Worker * Copyright (C) 2007 David Gibson, IBM Corporation.
6*cd60bc56SAndroid Build Coastguard Worker */
7*cd60bc56SAndroid Build Coastguard Worker
8*cd60bc56SAndroid Build Coastguard Worker #include <stdlib.h>
9*cd60bc56SAndroid Build Coastguard Worker #include <stdio.h>
10*cd60bc56SAndroid Build Coastguard Worker #include <string.h>
11*cd60bc56SAndroid Build Coastguard Worker #include <stdint.h>
12*cd60bc56SAndroid Build Coastguard Worker
13*cd60bc56SAndroid Build Coastguard Worker #include <libfdt.h>
14*cd60bc56SAndroid Build Coastguard Worker
15*cd60bc56SAndroid Build Coastguard Worker #include "tests.h"
16*cd60bc56SAndroid Build Coastguard Worker #include "testdata.h"
17*cd60bc56SAndroid Build Coastguard Worker
18*cd60bc56SAndroid Build Coastguard Worker static int expect_bad; /* = 0 */
19*cd60bc56SAndroid Build Coastguard Worker
main(int argc,char * argv[])20*cd60bc56SAndroid Build Coastguard Worker int main(int argc, char *argv[])
21*cd60bc56SAndroid Build Coastguard Worker {
22*cd60bc56SAndroid Build Coastguard Worker const char *filename;
23*cd60bc56SAndroid Build Coastguard Worker char *fdt;
24*cd60bc56SAndroid Build Coastguard Worker size_t len;
25*cd60bc56SAndroid Build Coastguard Worker int err;
26*cd60bc56SAndroid Build Coastguard Worker
27*cd60bc56SAndroid Build Coastguard Worker test_init(argc, argv);
28*cd60bc56SAndroid Build Coastguard Worker if ((argc != 2)
29*cd60bc56SAndroid Build Coastguard Worker && ((argc != 3) || !streq(argv[1], "-n")))
30*cd60bc56SAndroid Build Coastguard Worker CONFIG("Usage: %s [-n] <dtb file>", argv[0]);
31*cd60bc56SAndroid Build Coastguard Worker if (argc == 3)
32*cd60bc56SAndroid Build Coastguard Worker expect_bad = 1;
33*cd60bc56SAndroid Build Coastguard Worker
34*cd60bc56SAndroid Build Coastguard Worker filename = argv[argc-1];
35*cd60bc56SAndroid Build Coastguard Worker err = utilfdt_read_err(filename, &fdt, &len);
36*cd60bc56SAndroid Build Coastguard Worker if (err)
37*cd60bc56SAndroid Build Coastguard Worker CONFIG("Couldn't open blob from \"%s\": %s",
38*cd60bc56SAndroid Build Coastguard Worker filename, strerror(err));
39*cd60bc56SAndroid Build Coastguard Worker
40*cd60bc56SAndroid Build Coastguard Worker vg_prepare_blob(fdt, len);
41*cd60bc56SAndroid Build Coastguard Worker
42*cd60bc56SAndroid Build Coastguard Worker err = fdt_check_full(fdt, len);
43*cd60bc56SAndroid Build Coastguard Worker
44*cd60bc56SAndroid Build Coastguard Worker if (expect_bad && (err == 0))
45*cd60bc56SAndroid Build Coastguard Worker FAIL("fdt_check_full() succeeded unexpectedly");
46*cd60bc56SAndroid Build Coastguard Worker else if (!expect_bad && (err != 0))
47*cd60bc56SAndroid Build Coastguard Worker FAIL("fdt_check_full() failed: %s", fdt_strerror(err));
48*cd60bc56SAndroid Build Coastguard Worker
49*cd60bc56SAndroid Build Coastguard Worker PASS();
50*cd60bc56SAndroid Build Coastguard Worker }
51