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- // SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
- /*
- * libfdt - Flat Device Tree manipulation
- * Copyright (C) 2006 David Gibson, IBM Corporation.
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- #include "libfdt_env.h"
- #include <fdt.h>
- #include <libfdt.h>
- #include "libfdt_internal.h"
- struct fdt_errtabent {
- const char *str;
- };
- #define FDT_ERRTABENT(val) \
- [(val)] = { .str = #val, }
- static struct fdt_errtabent fdt_errtable[] = {
- FDT_ERRTABENT(FDT_ERR_NOTFOUND),
- FDT_ERRTABENT(FDT_ERR_EXISTS),
- FDT_ERRTABENT(FDT_ERR_NOSPACE),
- FDT_ERRTABENT(FDT_ERR_BADOFFSET),
- FDT_ERRTABENT(FDT_ERR_BADPATH),
- FDT_ERRTABENT(FDT_ERR_BADPHANDLE),
- FDT_ERRTABENT(FDT_ERR_BADSTATE),
- FDT_ERRTABENT(FDT_ERR_TRUNCATED),
- FDT_ERRTABENT(FDT_ERR_BADMAGIC),
- FDT_ERRTABENT(FDT_ERR_BADVERSION),
- FDT_ERRTABENT(FDT_ERR_BADSTRUCTURE),
- FDT_ERRTABENT(FDT_ERR_BADLAYOUT),
- FDT_ERRTABENT(FDT_ERR_INTERNAL),
- FDT_ERRTABENT(FDT_ERR_BADNCELLS),
- FDT_ERRTABENT(FDT_ERR_BADVALUE),
- FDT_ERRTABENT(FDT_ERR_BADOVERLAY),
- FDT_ERRTABENT(FDT_ERR_NOPHANDLES),
- FDT_ERRTABENT(FDT_ERR_BADFLAGS),
- };
- #define FDT_ERRTABSIZE (sizeof(fdt_errtable) / sizeof(fdt_errtable[0]))
- const char *fdt_strerror(int errval)
- {
- if (errval > 0)
- return "<valid offset/length>";
- else if (errval == 0)
- return "<no error>";
- else if (errval > -FDT_ERRTABSIZE) {
- const char *s = fdt_errtable[-errval].str;
- if (s)
- return s;
- }
- return "<unknown error>";
- }
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