1// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
 2/*
 3 * libfdt - Flat Device Tree manipulation
 4 * Copyright (C) 2006 David Gibson, IBM Corporation.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 5 *     EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 6 */
 7#include "libfdt_env.h"
 8
 9#include <fdt.h>
10#include <libfdt.h>
11
12#include "libfdt_internal.h"
13
14struct fdt_errtabent {
15	const char *str;
16};
17
18#define FDT_ERRTABENT(val) \
19	[(val)] = { .str = #val, }
20
21static struct fdt_errtabent fdt_errtable[] = {
22	FDT_ERRTABENT(FDT_ERR_NOTFOUND),
23	FDT_ERRTABENT(FDT_ERR_EXISTS),
24	FDT_ERRTABENT(FDT_ERR_NOSPACE),
25
26	FDT_ERRTABENT(FDT_ERR_BADOFFSET),
27	FDT_ERRTABENT(FDT_ERR_BADPATH),
28	FDT_ERRTABENT(FDT_ERR_BADPHANDLE),
29	FDT_ERRTABENT(FDT_ERR_BADSTATE),
30
31	FDT_ERRTABENT(FDT_ERR_TRUNCATED),
32	FDT_ERRTABENT(FDT_ERR_BADMAGIC),
33	FDT_ERRTABENT(FDT_ERR_BADVERSION),
34	FDT_ERRTABENT(FDT_ERR_BADSTRUCTURE),
35	FDT_ERRTABENT(FDT_ERR_BADLAYOUT),
36	FDT_ERRTABENT(FDT_ERR_INTERNAL),
37	FDT_ERRTABENT(FDT_ERR_BADNCELLS),
38	FDT_ERRTABENT(FDT_ERR_BADVALUE),
39	FDT_ERRTABENT(FDT_ERR_BADOVERLAY),
40	FDT_ERRTABENT(FDT_ERR_NOPHANDLES),
41	FDT_ERRTABENT(FDT_ERR_BADFLAGS),
42	FDT_ERRTABENT(FDT_ERR_ALIGNMENT),
43};
44#define FDT_ERRTABSIZE	((int)(sizeof(fdt_errtable) / sizeof(fdt_errtable[0])))
45
46const char *fdt_strerror(int errval)
47{
48	if (errval > 0)
49		return "<valid offset/length>";
50	else if (errval == 0)
51		return "<no error>";
52	else if (-errval < FDT_ERRTABSIZE) {
53		const char *s = fdt_errtable[-errval].str;
54
55		if (s)
56			return s;
57	}
58
59	return "<unknown error>";
60}

 
 1/*
 2 * libfdt - Flat Device Tree manipulation
 3 * Copyright (C) 2006 David Gibson, IBM Corporation.
 4 *
 5 * libfdt is dual licensed: you can use it either under the terms of
 6 * the GPL, or the BSD license, at your option.
 7 *
 8 *  a) This library is free software; you can redistribute it and/or
 9 *     modify it under the terms of the GNU General Public License as
10 *     published by the Free Software Foundation; either version 2 of the
11 *     License, or (at your option) any later version.
12 *
13 *     This library is distributed in the hope that it will be useful,
14 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *     GNU General Public License for more details.
17 *
18 *     You should have received a copy of the GNU General Public
19 *     License along with this library; if not, write to the Free
20 *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
21 *     MA 02110-1301 USA
22 *
23 * Alternatively,
24 *
25 *  b) Redistribution and use in source and binary forms, with or
26 *     without modification, are permitted provided that the following
27 *     conditions are met:
28 *
29 *     1. Redistributions of source code must retain the above
30 *        copyright notice, this list of conditions and the following
31 *        disclaimer.
32 *     2. Redistributions in binary form must reproduce the above
33 *        copyright notice, this list of conditions and the following
34 *        disclaimer in the documentation and/or other materials
35 *        provided with the distribution.
36 *
37 *     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
38 *     CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
39 *     INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
40 *     MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
41 *     DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
42 *     CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
43 *     SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
44 *     NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
45 *     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
46 *     HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
47 *     CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
48 *     OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
49 *     EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
50 */
51#include "libfdt_env.h"
52
53#include <fdt.h>
54#include <libfdt.h>
55
56#include "libfdt_internal.h"
57
58struct fdt_errtabent {
59	const char *str;
60};
61
62#define FDT_ERRTABENT(val) \
63	[(val)] = { .str = #val, }
64
65static struct fdt_errtabent fdt_errtable[] = {
66	FDT_ERRTABENT(FDT_ERR_NOTFOUND),
67	FDT_ERRTABENT(FDT_ERR_EXISTS),
68	FDT_ERRTABENT(FDT_ERR_NOSPACE),
69
70	FDT_ERRTABENT(FDT_ERR_BADOFFSET),
71	FDT_ERRTABENT(FDT_ERR_BADPATH),
 
72	FDT_ERRTABENT(FDT_ERR_BADSTATE),
73
74	FDT_ERRTABENT(FDT_ERR_TRUNCATED),
75	FDT_ERRTABENT(FDT_ERR_BADMAGIC),
76	FDT_ERRTABENT(FDT_ERR_BADVERSION),
77	FDT_ERRTABENT(FDT_ERR_BADSTRUCTURE),
78	FDT_ERRTABENT(FDT_ERR_BADLAYOUT),
 
 
 
 
 
 
 
79};
80#define FDT_ERRTABSIZE	(sizeof(fdt_errtable) / sizeof(fdt_errtable[0]))
81
82const char *fdt_strerror(int errval)
83{
84	if (errval > 0)
85		return "<valid offset/length>";
86	else if (errval == 0)
87		return "<no error>";
88	else if (errval > -FDT_ERRTABSIZE) {
89		const char *s = fdt_errtable[-errval].str;
90
91		if (s)
92			return s;
93	}
94
95	return "<unknown error>";
96}