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