Add submodule dependency filesHEADmaster

Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec

1 files changed, 127 insertions, 0 deletions

diff --git a/dtc/tests/sw_states.c b/dtc/tests/sw_states.c
new file mode 100644
index 000000000..42d57ae52
--- /dev/null
+++ b/dtc/tests/sw_states.c
@@ -0,0 +1,127 @@
+// SPDX-License-Identifier: LGPL-2.1-or-later
+/*
+ * libfdt - Flat Device Tree manipulation
+ *	Testcase for error handling with sequential write states
+ * Copyright (C) 2018 David Gibson, Red Hat Inc.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <ctype.h>
+#include <stdint.h>
+
+#include <libfdt.h>
+
+#include "tests.h"
+#include "testdata.h"
+
+#define SPACE	65536
+
+#define CHECK_OK(code)							\
+	do {								\
+		verbose_printf(" OK: %s\n", #code);			\
+		err = (code);						\
+		if (err)						\
+			FAIL(#code ": %s", fdt_strerror(err));		\
+	} while (0)
+
+#define CHECK_BADSTATE(code)						\
+	do {								\
+		verbose_printf("BAD: %s\n", #code);			\
+		err = (code);						\
+		if (err == 0)						\
+			FAIL(#code ": succeeded in bad state");		\
+		else if (err != -FDT_ERR_BADSTATE)			\
+			FAIL(#code ": %s", fdt_strerror(err));		\
+	} while (0)
+
+int main(int argc, char *argv[])
+{
+	void *fdt = NULL;
+	int err;
+
+	test_init(argc, argv);
+
+	fdt = xmalloc(SPACE);
+
+	err = fdt_create(fdt, SPACE);
+	if (err)
+		FAIL("fdt_create(): %s", fdt_strerror(err));
+
+	/* Memory reserve state */
+
+	CHECK_BADSTATE(fdt_begin_node(fdt, ""));
+	CHECK_BADSTATE(fdt_property_string(fdt, "bad-str", "TEST_STRING_1"));
+	CHECK_BADSTATE(fdt_end_node(fdt));
+	CHECK_BADSTATE(fdt_finish(fdt));
+
+	CHECK_OK(fdt_add_reservemap_entry(fdt, TEST_ADDR_1, TEST_SIZE_1));
+	CHECK_OK(fdt_add_reservemap_entry(fdt, TEST_ADDR_2, TEST_SIZE_2));
+
+	CHECK_BADSTATE(fdt_begin_node(fdt, ""));
+	CHECK_BADSTATE(fdt_property_string(fdt, "bad-str", "TEST_STRING_1"));
+	CHECK_BADSTATE(fdt_end_node(fdt));
+	CHECK_BADSTATE(fdt_finish(fdt));
+
+	CHECK_OK(fdt_finish_reservemap(fdt));
+
+	/* Structure state */
+
+	CHECK_BADSTATE(fdt_add_reservemap_entry(fdt, TEST_ADDR_1, TEST_SIZE_1));
+	CHECK_BADSTATE(fdt_finish_reservemap(fdt));
+
+	CHECK_OK(fdt_begin_node(fdt, ""));
+	CHECK_OK(fdt_property_string(fdt, "compatible", "test_tree1"));
+	CHECK_OK(fdt_property_u32(fdt, "prop-int", TEST_VALUE_1));
+	CHECK_OK(fdt_property_u64(fdt, "prop-int64", TEST_VALUE64_1));
+	CHECK_OK(fdt_property_string(fdt, "prop-str", TEST_STRING_1));
+	CHECK_OK(fdt_property_u32(fdt, "#address-cells", 1));
+	CHECK_OK(fdt_property_u32(fdt, "#size-cells", 0));
+
+	CHECK_OK(fdt_begin_node(fdt, "subnode@1"));
+	CHECK_OK(fdt_property_string(fdt, "compatible", "subnode1"));
+	CHECK_OK(fdt_property_u32(fdt, "reg", 1));
+	CHECK_OK(fdt_property_cell(fdt, "prop-int", TEST_VALUE_1));
+	CHECK_OK(fdt_begin_node(fdt, "subsubnode"));
+	CHECK_OK(fdt_property(fdt, "compatible", "subsubnode1\0subsubnode",
+			   23));
+	CHECK_OK(fdt_property_cell(fdt, "prop-int", TEST_VALUE_1));
+	CHECK_OK(fdt_end_node(fdt));
+	CHECK_OK(fdt_begin_node(fdt, "ss1"));
+	CHECK_OK(fdt_end_node(fdt));
+	CHECK_OK(fdt_end_node(fdt));
+
+	CHECK_OK(fdt_begin_node(fdt, "subnode@2"));
+	CHECK_OK(fdt_property_u32(fdt, "reg", 2));
+	CHECK_OK(fdt_property_cell(fdt, "linux,phandle", PHANDLE_1));
+	CHECK_OK(fdt_property_cell(fdt, "prop-int", TEST_VALUE_2));
+	CHECK_OK(fdt_property_u32(fdt, "#address-cells", 1));
+	CHECK_OK(fdt_property_u32(fdt, "#size-cells", 0));
+	CHECK_OK(fdt_begin_node(fdt, "subsubnode@0"));
+	CHECK_OK(fdt_property_u32(fdt, "reg", 0));
+	CHECK_OK(fdt_property_cell(fdt, "phandle", PHANDLE_2));
+	CHECK_OK(fdt_property(fdt, "compatible", "subsubnode2\0subsubnode",
+			   23));
+	CHECK_OK(fdt_property_cell(fdt, "prop-int", TEST_VALUE_2));
+	CHECK_OK(fdt_end_node(fdt));
+	CHECK_OK(fdt_begin_node(fdt, "ss2"));
+	CHECK_OK(fdt_end_node(fdt));
+
+	CHECK_OK(fdt_end_node(fdt));
+
+	CHECK_OK(fdt_end_node(fdt));
+
+	CHECK_OK(fdt_finish(fdt));
+
+	/* Completed state */
+
+	CHECK_BADSTATE(fdt_add_reservemap_entry(fdt, TEST_ADDR_1, TEST_SIZE_1));
+	CHECK_BADSTATE(fdt_finish_reservemap(fdt));
+	CHECK_BADSTATE(fdt_begin_node(fdt, ""));
+	CHECK_BADSTATE(fdt_property_string(fdt, "bad-str", "TEST_STRING_1"));
+	CHECK_BADSTATE(fdt_end_node(fdt));
+	CHECK_BADSTATE(fdt_finish(fdt));
+
+	PASS();
+}