Add qemu 2.4.0

[kvmfornfv.git] / qemu / dtc / tests / path-references.c

diff --git a/qemu/dtc/tests/path-references.c b/qemu/dtc/tests/path-references.c
new file mode 100644 (file)
index 0000000..0746b3f
--- /dev/null
+++ b/qemu/dtc/tests/path-references.c
@@ -0,0 +1,82 @@
+/*
+ * libfdt - Flat Device Tree manipulation
+ *     Testcase for string references in dtc
+ * 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 <stdint.h>
+
+#include <libfdt.h>
+
+#include "tests.h"
+#include "testdata.h"
+
+static void check_ref(const void *fdt, int node, const char *checkpath)
+{
+       const char *p;
+       int len;
+
+       p = fdt_getprop(fdt, node, "ref", &len);
+       if (!p)
+               FAIL("fdt_getprop(%d, \"ref\"): %s", node, fdt_strerror(len));
+       if (!streq(p, checkpath))
+               FAIL("'ref' in node at %d has value \"%s\" instead of \"%s\"",
+                    node, p, checkpath);
+
+       p = fdt_getprop(fdt, node, "lref", &len);
+       if (!p)
+               FAIL("fdt_getprop(%d, \"lref\"): %s", node, fdt_strerror(len));
+       if (!streq(p, checkpath))
+               FAIL("'lref' in node at %d has value \"%s\" instead of \"%s\"",
+                    node, p, checkpath);
+}
+
+int main(int argc, char *argv[])
+{
+       void *fdt;
+       const char *p;
+       int len, multilen;
+       int n1, n2;
+
+       test_init(argc, argv);
+       fdt = load_blob_arg(argc, argv);
+
+       n1 = fdt_path_offset(fdt, "/node1");
+       if (n1 < 0)
+               FAIL("fdt_path_offset(/node1): %s", fdt_strerror(n1));
+       n2 = fdt_path_offset(fdt, "/node2");
+       if (n2 < 0)
+               FAIL("fdt_path_offset(/node2): %s", fdt_strerror(n2));
+
+       check_ref(fdt, n1, "/node2");
+       check_ref(fdt, n2, "/node1");
+
+       /* Check multiple reference */
+       multilen = strlen("/node1") + strlen("/node2") + 2;
+       p = fdt_getprop(fdt, 0, "multiref", &len);
+       if (!p)
+               FAIL("fdt_getprop(0, \"multiref\"): %s", fdt_strerror(len));
+       if (len != multilen)
+               FAIL("multiref has wrong length, %d instead of %d",
+                    len, multilen);
+       if ((!streq(p, "/node1") || !streq(p + strlen("/node1") + 1, "/node2")))
+               FAIL("multiref has wrong value");
+
+       PASS();
+}