Add qemu 2.4.0

[kvmfornfv.git] / qemu / dtc / tests / open_pack.c

diff --git a/qemu/dtc/tests/open_pack.c b/qemu/dtc/tests/open_pack.c
new file mode 100644 (file)
index 0000000..407ef6c
--- /dev/null
+++ b/qemu/dtc/tests/open_pack.c
@@ -0,0 +1,71 @@
+/*
+ * 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 <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <limits.h>
+#include <stdint.h>
+
+#include <libfdt.h>
+
+#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();
+}