/*      $NetBSD: pwd.h,v 1.44 2012/11/26 19:53:41 pooka Exp $   */

/*-
* Copyright (c) 1989, 1993
*      The Regents of the University of California.  All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
*    may be used to endorse or promote products derived from this software
*    without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*      @(#)pwd.h       8.2 (Berkeley) 1/21/94
*/

/*-
* Portions Copyright(C) 1995, Jason Downs.  All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/

#ifndef _PWD_H_
#define _PWD_H_

#include <sys/cdefs.h>
#include <sys/featuretest.h>
#include <sys/types.h>

#if defined(_NETBSD_SOURCE) || defined(HAVE_NBTOOL_CONFIG_H)
#define _PATH_PASSWD            "/etc/passwd"
#define _PATH_MASTERPASSWD      "/etc/master.passwd"
#define _PATH_MASTERPASSWD_LOCK "/etc/ptmp"

#define _PATH_PASSWD_CONF       "/etc/passwd.conf"
#define _PATH_PASSWDCONF        _PATH_PASSWD_CONF       /* XXX: compat */
#define _PATH_USERMGMT_CONF     "/etc/usermgmt.conf"

#define _PATH_MP_DB             "/etc/pwd.db"
#define _PATH_SMP_DB            "/etc/spwd.db"

#define _PATH_PWD_MKDB          "/usr/sbin/pwd_mkdb"

#define _PW_KEYBYNAME           '1'     /* stored by name */
#define _PW_KEYBYNUM            '2'     /* stored by entry in the "file" */
#define _PW_KEYBYUID            '3'     /* stored by uid */

#define _PASSWORD_EFMT1         '_'     /* extended DES encryption format */
#define _PASSWORD_NONDES        '$'     /* non-DES encryption formats */

#define _PASSWORD_LEN           128     /* max length, not counting NUL */

#define _PASSWORD_NOUID         0x01    /* flag for no specified uid. */
#define _PASSWORD_NOGID         0x02    /* flag for no specified gid. */
#define _PASSWORD_NOCHG         0x04    /* flag for no specified change. */
#define _PASSWORD_NOEXP         0x08    /* flag for no specified expire. */

#define _PASSWORD_OLDFMT        0x10    /* flag to expect an old style entry */
#define _PASSWORD_NOWARN        0x20    /* no warnings for bad entries */

#define _PASSWORD_WARNDAYS      14      /* days to warn about expiry */
#define _PASSWORD_CHGNOW        -1      /* special day to force password
                                        * change at next login */
#endif

struct passwd {
       __aconst char *pw_name;         /* user name */
       __aconst char *pw_passwd;       /* encrypted password */
       uid_t          pw_uid;          /* user uid */
       gid_t          pw_gid;          /* user gid */
       time_t         pw_change;       /* password change time */
       __aconst char *pw_class;        /* user login class */
       __aconst char *pw_gecos;        /* general information */
       __aconst char *pw_dir;          /* home directory */
       __aconst char *pw_shell;        /* default shell */
       time_t         pw_expire;       /* account expiration */
};

__BEGIN_DECLS
#ifndef __LIBC12_SOURCE__
struct passwd   *getpwuid(uid_t) __RENAME(__getpwuid50);
struct passwd   *getpwnam(const char *) __RENAME(__getpwnam50);
#endif
#if (_POSIX_C_SOURCE - 0) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \
   defined(_REENTRANT) || defined(_NETBSD_SOURCE)
#ifndef __LIBC12_SOURCE__
int              getpwnam_r(const char *, struct passwd *, char *, size_t,
   struct passwd **) __RENAME(__getpwnam_r50);
int              getpwuid_r(uid_t, struct passwd *, char *, size_t,
   struct passwd **) __RENAME(__getpwuid_r50);
#endif
#endif
#if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
#ifndef __LIBC12_SOURCE__
struct passwd   *getpwent(void) __RENAME(__getpwent50);
#endif
void             setpwent(void);
void             endpwent(void);
#endif
#if defined(_NETBSD_SOURCE)
int              pw_gensalt(char *, size_t, const char *, const char *);
#ifndef __LIBC12_SOURCE__
int              pw_scan(char *, struct passwd *, int *) __RENAME(__pw_scan50);
int              getpwent_r(struct passwd *, char *, size_t, struct passwd **)
   __RENAME(__getpwent_r50);
#endif
int              setpassent(int);
const char      *user_from_uid(uid_t, int);
int              uid_from_user(const char *, uid_t *);
#ifndef __LIBC12_SOURCE__
int              pwcache_userdb(int (*)(int), void (*)(void),
   struct passwd * (*)(const char *), struct passwd * (*)(uid_t))
   __RENAME(__pwcache_userdb50);
#endif
#endif
__END_DECLS

#endif /* !_PWD_H_ */