1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
|
/*
* Copyright (C) 2002 Manuel Novoa III
* Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
*
* Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
*/
/* get rid of REDIRECT */
#define strerror_r __hide_strerror_r
#include <features.h>
#include <errno.h>
#include <string.h>
#include "_syserrmsg.h"
#undef strerror_r
#ifdef __UCLIBC_HAS_ERRNO_MESSAGES__
extern const char _string_syserrmsgs[] attribute_hidden;
#if defined(__alpha__) || defined(__mips__) || defined(__sparc__)
static const unsigned char estridx[] = {
0, /* success is always 0 */
EPERM,
ENOENT,
ESRCH,
EINTR,
EIO,
ENXIO,
E2BIG,
ENOEXEC,
EBADF,
ECHILD,
EAGAIN,
ENOMEM,
EACCES,
EFAULT,
ENOTBLK,
EBUSY,
EEXIST,
EXDEV,
ENODEV,
ENOTDIR,
EISDIR,
EINVAL,
ENFILE,
EMFILE,
ENOTTY,
ETXTBSY,
EFBIG,
ENOSPC,
ESPIPE,
EROFS,
EMLINK,
EPIPE,
EDOM,
ERANGE,
EDEADLK,
ENAMETOOLONG,
ENOLCK,
ENOSYS,
ENOTEMPTY,
ELOOP,
0,
ENOMSG,
EIDRM,
ECHRNG,
EL2NSYNC,
EL3HLT,
EL3RST,
ELNRNG,
EUNATCH,
ENOCSI,
EL2HLT,
EBADE,
EBADR,
EXFULL,
ENOANO,
EBADRQC,
EBADSLT,
0,
EBFONT,
ENOSTR,
ENODATA,
ETIME,
ENOSR,
ENONET,
ENOPKG,
EREMOTE,
ENOLINK,
EADV,
ESRMNT,
ECOMM,
EPROTO,
EMULTIHOP,
EDOTDOT,
EBADMSG,
EOVERFLOW,
ENOTUNIQ,
EBADFD,
EREMCHG,
ELIBACC,
ELIBBAD,
ELIBSCN,
ELIBMAX,
ELIBEXEC,
EILSEQ,
ERESTART,
ESTRPIPE,
EUSERS,
ENOTSOCK,
EDESTADDRREQ,
EMSGSIZE,
EPROTOTYPE,
ENOPROTOOPT,
EPROTONOSUPPORT,
ESOCKTNOSUPPORT,
EOPNOTSUPP,
EPFNOSUPPORT,
EAFNOSUPPORT,
EADDRINUSE,
EADDRNOTAVAIL,
ENETDOWN,
ENETUNREACH,
ENETRESET,
ECONNABORTED,
ECONNRESET,
ENOBUFS,
EISCONN,
ENOTCONN,
ESHUTDOWN,
ETOOMANYREFS,
ETIMEDOUT,
ECONNREFUSED,
EHOSTDOWN,
EHOSTUNREACH,
EALREADY,
EINPROGRESS,
ESTALE,
EUCLEAN,
ENOTNAM,
ENAVAIL,
EISNAM,
EREMOTEIO,
#if EDQUOT > 200 /* mips has an outrageous value for this... */
0,
#else
EDQUOT,
#endif
ENOMEDIUM,
EMEDIUMTYPE,
#if EDEADLOCK != EDEADLK
EDEADLOCK,
#endif
};
#endif
int __xpg_strerror_r(int errnum, char *strerrbuf, size_t buflen)
{
register char *s;
int i, retval;
char buf[_STRERROR_BUFSIZE];
static const char unknown[] = {
'U', 'n', 'k', 'n', 'o', 'w', 'n', ' ', 'e', 'r', 'r', 'o', 'r', ' '
};
retval = EINVAL;
#ifdef __UCLIBC_HAS_ERRNO_MESSAGES__
#if defined(__alpha__) || defined(__mips__) || defined(__sparc__)
/* Need to translate errno to string index. */
for (i = 0 ; i < sizeof(estridx)/sizeof(estridx[0]) ; i++) {
if (estridx[i] == errnum) {
goto GOT_ESTRIDX;
}
}
i = INT_MAX; /* Failed, but may need to check mips special case. */
#if EDQUOT > 200 /* Deal with large EDQUOT value on mips */
if (errnum == EDQUOT)
i = 122;
#endif
GOT_ESTRIDX:
#else
/* No errno to string index translation needed. */
i = errnum;
#endif
if (((unsigned int) i) < _SYS_NERR) {
/* Trade time for space. This function should rarely be called
* so rather than keeping an array of pointers for the different
* messages, just run through the buffer until we find the
* correct string. */
for (s = (char *) _string_syserrmsgs ; i ; ++s) {
if (!*s) {
--i;
}
}
if (*s) { /* Make sure we have an actual message. */
retval = 0;
goto GOT_MESG;
}
}
#endif /* __UCLIBC_HAS_ERRNO_MESSAGES__ */
s = _int10tostr(buf+sizeof(buf)-1, errnum) - sizeof(unknown);
memcpy(s, unknown, sizeof(unknown));
GOT_MESG:
if (!strerrbuf) { /* SUSv3 */
buflen = 0;
}
i = strlen(s) + 1;
if (i > buflen) {
i = buflen;
retval = ERANGE;
}
if (i) {
memcpy(strerrbuf, s, i);
strerrbuf[i-1] = 0; /* In case buf was too small. */
}
if (retval) {
__set_errno(retval);
}
return retval;
}
#else /* __UCLIBC_HAS_ERRNO_MESSAGES__ */
int __xpg_strerror_r(int errnum, char *strerrbuf, size_t buflen)
{
register char *s;
int i, retval;
char buf[_STRERROR_BUFSIZE];
static const char unknown[] = {
'U', 'n', 'k', 'n', 'o', 'w', 'n', ' ', 'e', 'r', 'r', 'o', 'r', ' '
};
s = _int10tostr(buf+sizeof(buf)-1, errnum) - sizeof(unknown);
memcpy(s, unknown, sizeof(unknown));
if (!strerrbuf) { /* SUSv3 */
buflen = 0;
}
retval = EINVAL;
i = buf + sizeof(buf) - s;
if (i > buflen) {
i = buflen;
retval = ERANGE;
}
if (i) {
memcpy(strerrbuf, s, i);
strerrbuf[i-1] = 0; /* In case buf was too small. */
}
__set_errno(retval);
return retval;
}
#endif /* __UCLIBC_HAS_ERRNO_MESSAGES__ */
libc_hidden_def(__xpg_strerror_r)
#if defined __USE_XOPEN2K && !defined __USE_GNU
strong_alias(__xpg_strerror_r,strerror_r)
#endif
|
