1 /* vi: set sw=4 ts=4: */
2 /* Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
20 /* Declaration of types and functions for shadow password suite. */
22 #if !defined CONFIG_USE_BB_SHADOW
31 /* Paths to the user database files. */
33 #define _PATH_SHADOW "/etc/shadow"
35 #define SHADOW _PATH_SHADOW
38 /* Structure of the password file. */
41 char *sp_namp; /* Login name. */
42 char *sp_pwdp; /* Encrypted password. */
43 long int sp_lstchg; /* Date of last change. */
44 long int sp_min; /* Minimum number of days between changes. */
45 long int sp_max; /* Maximum number of days between changes. */
46 long int sp_warn; /* Number of days to warn user to change
48 long int sp_inact; /* Number of days the account may be
50 long int sp_expire; /* Number of days since 1970-01-01 until
52 unsigned long int sp_flag; /* Reserved. */
56 /* Open database for reading. */
57 extern void setspent (void);
60 extern void endspent (void);
62 /* Get next entry from database, perhaps after opening the file. */
63 extern struct spwd *getspent (void);
65 /* Get shadow entry matching NAME. */
66 extern struct spwd *getspnam (__const char *__name);
68 /* Read shadow entry from STRING. */
69 extern struct spwd *sgetspent (__const char *__string);
71 /* Read next shadow entry from STREAM. */
72 extern struct spwd *fgetspent (FILE *__stream);
74 /* Write line containing shadow password entry to stream. */
75 extern int putspent (__const struct spwd *__p, FILE *__stream);
77 /* Reentrant versions of some of the functions above. */
78 extern int getspent_r (struct spwd *__result_buf, char *__buffer,
79 size_t __buflen, struct spwd **__result);
81 extern int getspnam_r (__const char *__name, struct spwd *__result_buf,
82 char *__buffer, size_t __buflen,
83 struct spwd **__result);
85 extern int sgetspent_r (__const char *__string, struct spwd *__result_buf,
86 char *__buffer, size_t __buflen,
87 struct spwd **__result);
89 extern int fgetspent_r (FILE *__stream, struct spwd *__result_buf,
90 char *__buffer, size_t __buflen,
91 struct spwd **__result);
92 /* Protect password file against multi writers. */
93 extern int lckpwdf (void);
95 /* Unlock password file. */
96 extern int ulckpwdf (void);