/* $NetBSD: open_pack.c,v 1.1.1.3 2019/12/22 12:34:07 skrll Exp $ */ // SPDX-License-Identifier: LGPL-2.1-or-later /* * libfdt - Flat Device Tree manipulation * Basic testcase for read-only access * Copyright (C) 2006 David Gibson, IBM Corporation. */ #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(); }