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utmpx.h revision 1.6 
      1 /*	$NetBSD: utmpx.h,v 1.6 2002/04/04 19:39:57 christos Exp $	 */
      2 
      3 /*-
      4  * Copyright (c) 2002 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Christos Zoulas.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 #ifndef	_UTMPX_H_
     39 #define	_UTMPX_H_
     40 
     41 #include <sys/socket.h>
     42 #include <sys/time.h>
     43 
     44 #define	_PATH_UTMPX		"/var/run/utmpx"
     45 #define	_PATH_WTMPX		"/var/log/wtmpx"
     46 #define	_PATH_LASTLOGX		"/var/log/lastlogx"
     47 #define	_PATH_UTMP_UPDATE	"/usr/libexec/utmp_update"
     48 
     49 #define _UTX_USERSIZE	32
     50 #define _UTX_LINESIZE	32
     51 #define	_UTX_IDSIZE	4
     52 #define _UTX_HOSTSIZE	256
     53 
     54 #ifndef _XOPEN_SOURCE
     55 #define UTX_USERSIZE	_UTX_USERSIZE
     56 #define UTX_LINESIZE	_UTX_LINESIZE
     57 #define	UTX_IDSIZE	_UTX_IDSIZE
     58 #define UTX_HOSTSIZE	_UTX_HOSTSIZE
     59 #endif
     60 
     61 #define EMPTY		0
     62 #define RUN_LVL		1
     63 #define BOOT_TIME	2
     64 #define OLD_TIME	3
     65 #define NEW_TIME	4
     66 #define INIT_PROCESS	5
     67 #define LOGIN_PROCESS	6
     68 #define USER_PROCESS	7
     69 #define DEAD_PROCESS	8
     70 
     71 #ifndef _XOPEN_SOURCE
     72 #define ACCOUNTING	9
     73 #define SIGNATURE	10
     74 #endif
     75 
     76 /*
     77  * The following structure describes the fields of the utmpx entries
     78  * stored in _PATH_UTMPX or _PATH_WTMPX. This is not the format the
     79  * entries are stored in the files, and application should only access
     80  * entries using routines described in getutxent(3).
     81  */
     82 
     83 #define ut_user ut_name
     84 #define ut_xtime ut_tv.tv_sec
     85 
     86 struct utmpx {
     87 	char ut_name[_UTX_USERSIZE];	/* login name */
     88 	char ut_id[_UTX_IDSIZE];	/* inittab id */
     89 	char ut_line[_UTX_LINESIZE];	/* tty name */
     90 	char ut_host[_UTX_HOSTSIZE];	/* host name */
     91 	uint16_t ut_session;		/* session id used for windowing */
     92 	uint16_t ut_type;		/* type of this entry */
     93 	pid_t ut_pid;			/* process id creating the entry */
     94 	struct {
     95 		uint16_t e_termination;	/* process termination signal */
     96 		uint16_t e_exit;	/* process exit status */
     97 	} ut_exit;
     98 	struct sockaddr_storage ut_ss;	/* address where entry was made from */
     99 	struct timeval ut_tv;		/* time entry was created */
    100 	uint32_t ut_pad[10];		/* reserved for future use */
    101 };
    102 
    103 #ifndef _XOPEN_SOURCE
    104 struct lastlogx {
    105 	struct timespec ll_time;	/* time entry was created */
    106 	char ll_line[_UTX_LINESIZE];	/* tty name */
    107 	char ll_host[_UTX_HOSTSIZE];	/* host name */
    108 	struct sockaddr_storage ll_ss;	/* address where entry was made from */
    109 };
    110 #endif	/* !_XOPEN_SOURCE */
    111 
    112 __BEGIN_DECLS
    113 
    114 void setutxent(void);
    115 void endutxent(void);
    116 struct utmpx *getutxent(void);
    117 struct utmpx *getutxid(const struct utmpx *);
    118 struct utmpx *getutxline(const struct utmpx *);
    119 struct utmpx *pututxline(const struct utmpx *);
    120 
    121 #ifndef _XOPEN_SOURCE
    122 void updwtmpx(const char *, const struct utmpx *);
    123 int lastlogxname(const char *);
    124 struct lastlogx *getlastlogxuid(uid_t);
    125 void updlastlogx(const char *, struct lastlogx *);
    126 void getutmp(const struct utmpx *, struct utmp *);
    127 void getutmpx(const struct utmp *, struct utmpx *);
    128 
    129 int utmpxname(const char *);
    130 
    131 #endif /* !_XOPEN_SOURCE */
    132 
    133 __END_DECLS
    134 
    135 #endif /* !_UTMPX_H_ */
    136