diff options
Diffstat (limited to 'dtc/tests/sw_states.c')
| -rw-r--r-- | dtc/tests/sw_states.c | 127 |
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(); +} |