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58 lines
1.2 KiB
58 lines
1.2 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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* Basic testcase for read-only access |
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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 <limits.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, *fdt1; |
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void *buf; |
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int oldsize, bufsize, packsize; |
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int err; |
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const char *inname; |
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char outname[PATH_MAX]; |
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test_init(argc, argv); |
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fdt = load_blob_arg(argc, argv); |
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inname = argv[1]; |
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oldsize = fdt_totalsize(fdt); |
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bufsize = oldsize * 2; |
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buf = xmalloc(bufsize); |
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/* don't leak uninitialized memory into our output */ |
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memset(buf, 0, bufsize); |
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fdt1 = buf; |
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err = fdt_open_into(fdt, fdt1, bufsize); |
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if (err) |
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FAIL("fdt_open_into(): %s", fdt_strerror(err)); |
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sprintf(outname, "opened.%s", inname); |
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save_blob(outname, fdt1); |
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err = fdt_pack(fdt1); |
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if (err) |
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FAIL("fdt_pack(): %s", fdt_strerror(err)); |
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sprintf(outname, "repacked.%s", inname); |
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save_blob(outname, fdt1); |
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packsize = fdt_totalsize(fdt1); |
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verbose_printf("oldsize = %d, bufsize = %d, packsize = %d\n", |
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oldsize, bufsize, packsize); |
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PASS(); |
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}
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