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// 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();
}
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