src/utmpx/utmpx.h

/*	Common utmpx implementation
	Copyright 2015-2023 Rivoreo

	Permission is hereby granted, free of charge, to any person obtaining
	a copy of this software and associated documentation files (the
	"Software"), to deal in the Software without restriction, including
	without limitation the rights to use, copy, modify, merge, publish,
	distribute, sublicense, and/or sell copies of the Software, and to
	permit persons to whom the Software is furnished to do so, subject to
	the following conditions:

	The above copyright notice and this permission notice shall be
	included in all copies or substantial portions of the Software.

	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
	IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
	DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
	OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
	THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/


#ifndef _UTMPX_H
#define _UTMPX_H

#include <sys/types.h>
#include <sys/time.h>

#define EMPTY		0

#define RUN_LVL		1
#define BOOT_TIME	2
#define NEW_TIME	3
#define OLD_TIME	4

#define INIT_PROCESS	5
#define LOGIN_PROCESS	6
#define USER_PROCESS	7
#define DEAD_PROCESS	8

// FreeBSD extension
#define UTXDB_ACTIVE	0
#if 0
#define UTXDB_LASTLOGIN	1
#define UTXDB_LOG	2
#endif

#define UTMPX_FILE "/var/run/utmpx"
#define WTMPX_FILE "/var/log/wtmpx"

#ifdef __cplusplus
extern "C" {
#endif

struct utmpx {
	short int ut_type;
	pid_t ut_pid;
	char ut_line[16];
	char ut_id[8];
	char ut_user[16];
	char ut_host[256];
	long int ut_addr;
	struct timeval ut_tv;
};

#define ut_name ut_user
#define ut_xtime ut_tv.tv_sec

#ifdef _ALL_SOURCE
extern int _sun_utmpxname(const char *);
#elif !defined _GNU_SOURCE
#define utmpxname _sun_utmpxname
#endif
extern int utmpxname(const char *);
extern int setutxdb(int, const char *);
extern void setutxent(void);
extern void endutxent(void);
extern struct utmpx *getutxent(void);
extern struct utmpx *getutxid(const struct utmpx *);
extern struct utmpx *getutxline(const struct utmpx *);
extern struct utmpx *pututxline(const struct utmpx *);
extern void updwtmpx(const char *, const struct utmpx *);

#ifdef __cplusplus
}
#endif

#endif