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
|
/* Copyright (C) 1996, 1997, 1998, 1999, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <ctype.h>
#include <errno.h>
#include <shadow.h>
#include <stdio.h>
#define flockfile(s) _IO_flockfile (s)
#define funlockfile(s) _IO_funlockfile (s)
/* Define a line parsing function using the common code
used in the nss_files module. */
#define STRUCTURE spwd
#define ENTNAME spent
#define EXTERN_PARSER 1
struct spent_data {};
#include <nss/nss_files/files-parse.c>
/* Read one shadow entry from the given stream. */
int
__fgetspent_r (FILE *stream, struct spwd *resbuf, char *buffer, size_t buflen,
struct spwd **result)
{
char *p;
flockfile (stream);
do
{
buffer[buflen - 1] = '\xff';
p = fgets_unlocked (buffer, buflen, stream);
if (p == NULL && feof_unlocked (stream))
{
funlockfile (stream);
*result = NULL;
__set_errno (ENOENT);
return errno;
}
if (p == NULL || buffer[buflen - 1] != '\xff')
{
funlockfile (stream);
*result = NULL;
__set_errno (ERANGE);
return errno;
}
/* Skip leading blanks. */
while (isspace (*p))
++p;
} while (*p == '\0' || *p == '#' || /* Ignore empty and comment lines. */
/* Parse the line. If it is invalid, loop to
get the next line of the file to parse. */
! parse_line (buffer, (void *) resbuf, NULL, 0, &errno));
funlockfile (stream);
*result = resbuf;
return 0;
}
weak_alias (__fgetspent_r, fgetspent_r)
|
