1 /* Copyright (c) 1997-2022 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18 #include <errno.h>
19 #include <syslog.h>
20 #include <string.h>
21 #include <libintl.h>
22 #include <rpcsvc/nis.h>
23 #include <shlib-compat.h>
24
25
26 #define MF(line) MF1 (line)
27 #define MF1(line) str##line
28 static const union msgstr_t
29 {
30 struct
31 {
32 #define S(s) char MF(__LINE__)[sizeof (s)];
33 #include "nis_error.h"
34 #undef S
35 };
36 char str[0];
37 } msgstr =
38 {
39 {
40 #define S(s) s,
41 #include "nis_error.h"
42 #undef S
43 }
44 };
45
46 static const unsigned short int msgidx[] =
47 {
48 #define S(s) offsetof (union msgstr_t, MF (__LINE__)),
49 #include "nis_error.h"
50 #undef S
51 };
52
53
54 const char *
nis_sperrno(const nis_error status)55 nis_sperrno (const nis_error status)
56 {
57 if (status >= sizeof (msgidx) / sizeof (msgidx[0]))
58 return "???";
59 else
60 return gettext (msgstr.str + msgidx[status]);
61 }
libnsl_hidden_nolink_def(nis_sperrno,GLIBC_2_1)62 libnsl_hidden_nolink_def (nis_sperrno, GLIBC_2_1)
63
64 void
65 nis_perror (const nis_error status, const char *label)
66 {
67 fprintf (stderr, "%s: %s\n", label, nis_sperrno (status));
68 }
libnsl_hidden_nolink_def(nis_perror,GLIBC_2_1)69 libnsl_hidden_nolink_def (nis_perror, GLIBC_2_1)
70
71 void
72 nis_lerror (const nis_error status, const char *label)
73 {
74 syslog (LOG_ERR, "%s: %s", label, nis_sperrno (status));
75 }
libnsl_hidden_nolink_def(nis_lerror,GLIBC_2_1)76 libnsl_hidden_nolink_def (nis_lerror, GLIBC_2_1)
77
78 char *
79 nis_sperror_r (const nis_error status, const char *label,
80 char *buffer, size_t buflen)
81 {
82 if (snprintf (buffer, buflen, "%s: %s", label, nis_sperrno (status))
83 >= buflen)
84 {
85 __set_errno (ERANGE);
86 return NULL;
87 }
88
89 return buffer;
90 }
libnsl_hidden_nolink_def(nis_sperror_r,GLIBC_2_1)91 libnsl_hidden_nolink_def (nis_sperror_r, GLIBC_2_1)
92
93 char *
94 nis_sperror (const nis_error status, const char *label)
95 {
96 static char buffer[NIS_MAXNAMELEN + 1];
97
98 return nis_sperror_r (status, label, buffer, sizeof (buffer));
99 }
100 libnsl_hidden_nolink_def (nis_sperror, GLIBC_2_1)
101