2 * libfdt - Flat Device Tree manipulation
3 * Basic testcase for read-only access
4 * Copyright (C) 2006 David Gibson, IBM Corporation.
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.
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.
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
32 int main(int argc, char *argv[])
36 int oldsize, bufsize, packsize;
39 char outname[PATH_MAX];
41 test_init(argc, argv);
42 fdt = load_blob_arg(argc, argv);
45 oldsize = fdt_totalsize(fdt);
47 bufsize = oldsize * 2;
49 buf = xmalloc(bufsize);
50 /* don't leak uninitialized memory into our output */
51 memset(buf, 0, bufsize);
54 err = fdt_open_into(fdt, fdt1, bufsize);
56 FAIL("fdt_open_into(): %s", fdt_strerror(err));
57 sprintf(outname, "opened.%s", inname);
58 save_blob(outname, fdt1);
62 FAIL("fdt_pack(): %s", fdt_strerror(err));
63 sprintf(outname, "repacked.%s", inname);
64 save_blob(outname, fdt1);
66 packsize = fdt_totalsize(fdt1);
68 verbose_printf("oldsize = %d, bufsize = %d, packsize = %d\n",
69 oldsize, bufsize, packsize);