/* $NetBSD: open_pack.c,v 1.1.1.2 2017/06/08 15:59:27 skrll Exp $ */ /* * libfdt - Flat Device Tree manipulation * Basic testcase for read-only access * Copyright (C) 2006 David Gibson, IBM Corporation. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public License * as published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #include #include #include #include #include #include #include "tests.h" #include "testdata.h" int main(int argc, char *argv[]) { void *fdt, *fdt1; void *buf; int oldsize, bufsize, packsize; int err; const char *inname; char outname[PATH_MAX]; test_init(argc, argv); fdt = load_blob_arg(argc, argv); inname = argv[1]; oldsize = fdt_totalsize(fdt); bufsize = oldsize * 2; buf = xmalloc(bufsize); /* don't leak uninitialized memory into our output */ memset(buf, 0, bufsize); fdt1 = buf; err = fdt_open_into(fdt, fdt1, bufsize); if (err) FAIL("fdt_open_into(): %s", fdt_strerror(err)); sprintf(outname, "opened.%s", inname); save_blob(outname, fdt1); err = fdt_pack(fdt1); if (err) FAIL("fdt_pack(): %s", fdt_strerror(err)); sprintf(outname, "repacked.%s", inname); save_blob(outname, fdt1); packsize = fdt_totalsize(fdt1); verbose_printf("oldsize = %d, bufsize = %d, packsize = %d\n", oldsize, bufsize, packsize); PASS(); }