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79 lines
1.9 KiB
79 lines
1.9 KiB
// 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 fdt_delprop() |
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* Copyright (C) 2006 David Gibson, IBM Corporation. |
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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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int main(int argc, char *argv[]) |
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{ |
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void *fdt, *blob; |
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const uint32_t *intp; |
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const char *strp; |
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int err, lenerr; |
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int oldsize, delsize, newsize; |
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test_init(argc, argv); |
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blob = load_blob_arg(argc, argv); |
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fdt = open_blob_rw(blob); |
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free(blob); |
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oldsize = fdt_totalsize(fdt); |
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intp = check_getprop_cell(fdt, 0, "prop-int", TEST_VALUE_1); |
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verbose_printf("int value was 0x%08x\n", *intp); |
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err = fdt_delprop(fdt, 0, "prop-int"); |
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if (err) |
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FAIL("Failed to delete \"prop-int\": %s", fdt_strerror(err)); |
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intp = fdt_getprop(fdt, 0, "prop-int", &lenerr); |
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if (intp) |
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FAIL("prop-int still present after deletion"); |
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if (lenerr != -FDT_ERR_NOTFOUND) |
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FAIL("Unexpected error on second getprop: %s", |
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fdt_strerror(lenerr)); |
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strp = check_getprop(fdt, 0, "prop-str", strlen(TEST_STRING_1)+1, |
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TEST_STRING_1); |
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verbose_printf("string value was \"%s\"\n", strp); |
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err = fdt_delprop(fdt, 0, "prop-str"); |
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if (err) |
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FAIL("Failed to delete \"prop-str\": %s", fdt_strerror(err)); |
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strp = fdt_getprop(fdt, 0, "prop-str", &lenerr); |
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if (strp) |
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FAIL("prop-str still present after deletion"); |
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if (lenerr != -FDT_ERR_NOTFOUND) |
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FAIL("Unexpected error on second getprop: %s", |
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fdt_strerror(lenerr)); |
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delsize = fdt_totalsize(fdt); |
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err = fdt_pack(fdt); |
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if (err) |
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FAIL("fdt_pack(): %s\n", fdt_strerror(err)); |
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newsize = fdt_totalsize(fdt); |
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verbose_printf("oldsize = %d, delsize = %d, newsize = %d\n", |
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oldsize, delsize, newsize); |
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if (newsize >= oldsize) |
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FAIL("Tree failed to shrink after deletions"); |
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free(fdt); |
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PASS(); |
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}
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