xref: /illumos-gate/usr/src/common/smbios/smb_error.c (revision 888cdcce412c4564892695498708992a5c310cce)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 
23 /*
24  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
25  * Use is subject to license terms.
26  *
27  * Copyright 2024 Oxide Computer Company
28  */
29 
30 #include <sys/smbios_impl.h>
31 
32 static const char *const _smb_errlist[] = {
33 	"System does not export an SMBIOS table",	/* ESMB_NOTFOUND */
34 	"Failed to map SMBIOS table",			/* ESMB_MAPDEV */
35 	"Failed to locate specified structure",		/* ESMB_NOENT */
36 	"Failed to allocate memory",			/* ESMB_NOMEM */
37 	"Failed to read SMBIOS entry point",		/* ESMB_NOHDR */
38 	"Failed to read SMBIOS structure table",	/* ESMB_NOSTAB */
39 	"Generic info not available for structure",	/* ESMB_NOINFO */
40 	"Structure table is shorter than expected",	/* ESMB_SHORT */
41 	"SMBIOS data structure is corrupted",		/* ESMB_CORRUPT */
42 	"Requested library version is not supported",	/* ESMB_VERSION */
43 	"Structure type is not supported by this BIOS",	/* ESMB_NOTSUP */
44 	"Header is not a valid SMBIOS entry point",	/* ESMB_HEADER */
45 	"SMBIOS format is too old for processing",	/* ESMB_OLD */
46 	"SMBIOS format is new and not yet supported",	/* ESMB_NEW */
47 	"SMBIOS header checksum mismatch",		/* ESMB_CKSUM */
48 	"Invalid argument specified in library call",	/* ESMB_INVAL */
49 	"Structure is not of the expected type",	/* ESMB_TYPE */
50 	"Unknown SMBIOS error",				/* ESMB_UNKNOWN */
51 	"Invalid requested value"			/* ESMB_REQVAL */
52 };
53 
54 static const size_t _smb_nerr = ARRAY_SIZE(_smb_errlist);
55 
56 const char *
57 smbios_errmsg(int error)
58 {
59 	const char *str;
60 
61 	if (error >= ESMB_BASE && (error - ESMB_BASE) < _smb_nerr)
62 		str = _smb_errlist[error - ESMB_BASE];
63 	else
64 		str = smb_strerror(error);
65 
66 	return (str != NULL ? str : "Unknown error");
67 }
68 
69 int
70 smbios_errno(smbios_hdl_t *shp)
71 {
72 	return (shp->sh_err);
73 }
74 
75 int
76 smb_set_errno(smbios_hdl_t *shp, int error)
77 {
78 	shp->sh_err = error;
79 	return (SMB_ERR);
80 }
81