diff options
Diffstat (limited to 'include/utmp.h')
| -rw-r--r-- | include/utmp.h | 133 |
1 files changed, 85 insertions, 48 deletions
diff --git a/include/utmp.h b/include/utmp.h index a9d5f53eb..64b10889b 100644 --- a/include/utmp.h +++ b/include/utmp.h @@ -1,60 +1,97 @@ -/* utmp.h */ +/* Copyright (C) 1993, 1996, 1997, 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. -#ifndef __UTMP_H -#define __UTMP_H + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _UTMP_H +#define _UTMP_H 1 #include <features.h> + #include <sys/types.h> -#include <paths.h> -#include <time.h> -#define UT_UNKNOWN 0 -#define UT_LINESIZE 12 -#define UT_NAMESIZE 8 -#define UT_HOSTSIZE 16 -#define RUN_LVL 1 -#define BOOT_TIME 2 -#define NEW_TIME 3 -#define OLD_TIME 4 +__BEGIN_DECLS -#define INIT_PROCESS 5 -#define LOGIN_PROCESS 6 -#define USER_PROCESS 7 -#define DEAD_PROCESS 8 +/* Get system dependent values and data structures. */ +#include <bits/utmp.h> -__BEGIN_DECLS +/* Compatibility names for the strings of the canonical file names. */ +#define UTMP_FILE _PATH_UTMP +#define UTMP_FILENAME _PATH_UTMP +#define WTMP_FILE _PATH_WTMP +#define WTMP_FILENAME _PATH_WTMP -struct utmp -{ - short ut_type; /* type of login */ - pid_t ut_pid; /* pid of login-process */ - char ut_line[UT_LINESIZE]; /* devicename of tty -"/dev/", null-term */ - char ut_id[2]; /* abbrev. ttyname, as 01, s1 etc. */ - time_t ut_time; /* login time */ -#define ut_name ut_user /* Backwards compatibility hack */ - char ut_user[UT_NAMESIZE]; /* username, not null-term */ - char ut_host[UT_HOSTSIZE]; /* hostname for remote login... */ - long ut_addr; /* IP addr of remote host */ - -}; - -extern void setutent __P ((void)); -extern void utmpname __P ((__const char *)); -extern struct utmp * getutent __P ((void)); -extern struct utmp * getutid __P ((struct utmp *)); -extern struct utmp * getutline __P ((struct utmp *)); -extern struct utmp * pututline __P ((struct utmp *)); -extern void endutent __P ((void)); -extern int login_tty (int __fd); -extern void login (const struct utmp *entry); -extern void logwtmp (const char *line, const char *name, const char *host); - -#ifdef _LIBC -struct utmp * __getutent __P ((int)); -#endif -__END_DECLS -#endif /* __UTMP_H */ +/* Make FD be the controlling terminal, stdin, stdout, and stderr; + then close FD. Returns 0 on success, nonzero on error. */ +extern int login_tty (int __fd) __THROW; + + +/* Write the given entry into utmp and wtmp. */ +extern void login (__const struct utmp *__entry) __THROW; + +/* Write the utmp entry to say the user on UT_LINE has logged out. */ +extern int logout (__const char *__ut_line) __THROW; + +/* Append to wtmp an entry for the current time and the given info. */ +extern void logwtmp (__const char *__ut_line, __const char *__ut_name, + __const char *__ut_host) __THROW; + +/* Append entry UTMP to the wtmp-like file WTMP_FILE. */ +extern void updwtmp (__const char *__wtmp_file, __const struct utmp *__utmp) + __THROW; + +/* Change name of the utmp file to be examined. */ +extern int utmpname (__const char *__file) __THROW; + +/* Read next entry from a utmp-like file. */ +extern struct utmp *getutent (void) __THROW; + +/* Reset the input stream to the beginning of the file. */ +extern void setutent (void) __THROW; + +/* Close the current open file. */ +extern void endutent (void) __THROW; + +/* Search forward from the current point in the utmp file until the + next entry with a ut_type matching ID->ut_type. */ +extern struct utmp *getutid (__const struct utmp *__id) __THROW; + +/* Search forward from the current point in the utmp file until the + next entry with a ut_line matching LINE->ut_line. */ +extern struct utmp *getutline (__const struct utmp *__line) __THROW; + +/* Write out entry pointed to by UTMP_PTR into the utmp file. */ +extern struct utmp *pututline (__const struct utmp *__utmp_ptr) __THROW; + + +#ifdef __USE_MISC +/* Reentrant versions of the file for handling utmp files. */ +extern int getutent_r (struct utmp *__buffer, struct utmp **__result) __THROW; + +extern int getutid_r (__const struct utmp *__id, struct utmp *__buffer, + struct utmp **__result) __THROW; + +extern int getutline_r (__const struct utmp *__line, + struct utmp *__buffer, struct utmp **__result) __THROW; + +#endif /* Use misc. */ + +__END_DECLS +#endif /* utmp.h */ |