1 /* Copyright (C) 1991-2015 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
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.
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.
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 <http://www.gnu.org/licenses/>. */
23 #define flockfile(s) _IO_flockfile (s)
24 #define funlockfile(s) _IO_funlockfile (s)
26 /* Define a line parsing function using the common code
27 used in the nss_files module. */
29 #define STRUCTURE passwd
33 #include <nss/nss_files/files-parse.c>
36 STRING_FIELD (result->pw_name, ISCOLON, 0);
38 && (result->pw_name[0] == '+' || result->pw_name[0] == '-'))
40 /* This a special case. We allow lines containing only a `+' sign
41 since this is used for nss_compat. All other services will
42 reject this entry later. Initialize all other fields now. */
43 result->pw_passwd = NULL;
46 result->pw_gecos = NULL;
47 result->pw_dir = NULL;
48 result->pw_shell = NULL;
52 STRING_FIELD (result->pw_passwd, ISCOLON, 0);
53 if (result->pw_name[0] == '+' || result->pw_name[0] == '-')
55 INT_FIELD_MAYBE_NULL (result->pw_uid, ISCOLON, 0, 10, , 0)
56 INT_FIELD_MAYBE_NULL (result->pw_gid, ISCOLON, 0, 10, , 0)
60 INT_FIELD (result->pw_uid, ISCOLON, 0, 10,)
61 INT_FIELD (result->pw_gid, ISCOLON, 0, 10,)
63 STRING_FIELD (result->pw_gecos, ISCOLON, 0);
64 STRING_FIELD (result->pw_dir, ISCOLON, 0);
65 result->pw_shell = line;
70 /* Read one entry from the given stream. */
72 __fgetpwent_r (FILE *stream, struct passwd *resbuf, char *buffer,
73 size_t buflen, struct passwd **result)
80 buffer[buflen - 1] = '\xff';
81 p = fgets_unlocked (buffer, buflen, stream);
82 if (p == NULL && feof_unlocked (stream))
89 if (p == NULL || buffer[buflen - 1] != '\xff')
97 /* Skip leading blanks. */
100 } while (*p == '\0' || *p == '#' || /* Ignore empty and comment lines. */
101 /* Parse the line. If it is invalid, loop to
102 get the next line of the file to parse. */
103 ! parse_line (p, resbuf, (void *) buffer, buflen, &errno));
105 funlockfile (stream);
110 weak_alias (__fgetpwent_r, fgetpwent_r)