diff options
Diffstat (limited to 'lib/libulog')
| -rw-r--r-- | lib/libulog/Makefile | 26 | ||||
| -rw-r--r-- | lib/libulog/Symbol.map | 7 | ||||
| -rw-r--r-- | lib/libulog/utempter.c | 84 | ||||
| -rw-r--r-- | lib/libulog/utempter.h | 44 | ||||
| -rw-r--r-- | lib/libulog/utempter_add_record.3 | 106 |
5 files changed, 263 insertions, 4 deletions
diff --git a/lib/libulog/Makefile b/lib/libulog/Makefile index 4c3ac93..c6cb510 100644 --- a/lib/libulog/Makefile +++ b/lib/libulog/Makefile @@ -1,12 +1,15 @@ # $FreeBSD$ +.include <bsd.own.mk> + LIB= ulog SHLIB_MAJOR= 0 -INCS= ulog.h +INCS= ulog.h utempter.h SRCS= ulog.h ulog_getutxent.c ulog_internal.h ulog_login.c \ - ulog_login_pseudo.c ulog_pututxline.c ulog_util.c + ulog_login_pseudo.c ulog_pututxline.c ulog_util.c utempter.c -MAN= ulog_getutxent.3 ulog_login.3 ulog_setutxfile.3 +MAN= ulog_getutxent.3 ulog_login.3 ulog_setutxfile.3 \ + utempter_add_record.3 MLINKS+=ulog_getutxent.3 ulog_endutxent.3 \ ulog_getutxent.3 ulog_getutxline.3 \ ulog_getutxent.3 ulog_pututxline.3 \ @@ -14,7 +17,12 @@ MLINKS+=ulog_getutxent.3 ulog_endutxent.3 \ ulog_login.3 ulog_login_pseudo.3 \ ulog_login.3 ulog_logout.3 \ ulog_login.3 ulog_logout_pseudo.3 \ - ulog_setutxfile.3 ulog_getutxuser.3 + ulog_setutxfile.3 ulog_getutxuser.3 \ + utempter_add_record.3 utempter_remove_added_record.3 \ + utempter_add_record.3 utempter_remove_record.3 \ + utempter_add_record.3 addToUtmp.3 \ + utempter_remove_added_record.3 removeFromUtmp.3 \ + utempter_remove_record.3 removeLineFromUtmp.3 # Add links to <utmpx.h>-style functions. MLINKS+=ulog_endutxent.3 endutxent.3 \ @@ -28,4 +36,14 @@ WARNS?= 6 VERSION_DEF= ${.CURDIR}/../libc/Versions.def SYMBOL_MAPS= ${.CURDIR}/Symbol.map +.if ${MK_INSTALLLIB} != "no" +SYMLINKS+=libulog.a ${LIBDIR}/libutempter.a +.endif +.if !defined(NO_PIC) +SYMLINKS+=libulog.so ${LIBDIR}/libutempter.so +.endif +.if ${MK_PROFILE} != "no" +SYMLINKS+=libulog_p.a ${LIBDIR}/libutempter_p.a +.endif + .include <bsd.lib.mk> diff --git a/lib/libulog/Symbol.map b/lib/libulog/Symbol.map index f435c9c..38f2df8 100644 --- a/lib/libulog/Symbol.map +++ b/lib/libulog/Symbol.map @@ -14,4 +14,11 @@ FBSD_1.2 { ulog_pututxline; ulog_setutxent; ulog_setutxfile; + + addToUtmp; + removeFromUtmp; + removeLineFromUtmp; + utempter_add_record; + utempter_remove_added_record; + utempter_remove_record; }; diff --git a/lib/libulog/utempter.c b/lib/libulog/utempter.c new file mode 100644 index 0000000..bb0eb2b --- /dev/null +++ b/lib/libulog/utempter.c @@ -0,0 +1,84 @@ +/*- + * Copyright (c) 2009 Ed Schouten <ed@FreeBSD.org> + * 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 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 AUTHOR 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. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include "ulog_internal.h" +#include "utempter.h" + +static int last_fd = -1; + +int +utempter_add_record(int fd, const char *host) +{ + + ulog_login_pseudo(fd, host); + last_fd = fd; + return (0); +} + +int +utempter_remove_added_record(void) +{ + + if (last_fd < 0) + return (0); + ulog_logout_pseudo(last_fd); + last_fd = -1; + return (0); +} + +int +utempter_remove_record(int fd) +{ + + ulog_logout_pseudo(fd); + if (last_fd == fd) + last_fd = -1; + return (0); +} + +void +addToUtmp(const char *pty __unused, const char *host, int fd) +{ + + utempter_add_record(fd, host); +} + +void +removeFromUtmp(void) +{ + + utempter_remove_added_record(); +} + +void +removeLineFromUtmp(const char *pty __unused, int fd) +{ + + utempter_remove_record(fd); +} diff --git a/lib/libulog/utempter.h b/lib/libulog/utempter.h new file mode 100644 index 0000000..0e0274c --- /dev/null +++ b/lib/libulog/utempter.h @@ -0,0 +1,44 @@ +/*- + * Copyright (c) 2009 Ed Schouten <ed@FreeBSD.org> + * 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 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 AUTHOR 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. + * + * $FreeBSD$ + */ + +#ifndef _UTEMPTER_H_ +#define _UTEMPTER_H_ + +#include <sys/cdefs.h> + +__BEGIN_DECLS +int utempter_add_record(int, const char *); +int utempter_remove_added_record(void); +int utempter_remove_record(int); + +void addToUtmp(const char *, const char *, int); +void removeFromUtmp(void); +void removeLineFromUtmp(const char *, int); +__END_DECLS + +#endif /* !_UTEMPTER_H_ */ diff --git a/lib/libulog/utempter_add_record.3 b/lib/libulog/utempter_add_record.3 new file mode 100644 index 0000000..fdaa00e --- /dev/null +++ b/lib/libulog/utempter_add_record.3 @@ -0,0 +1,106 @@ +.\" Copyright (c) 2009 Ed Schouten <ed@FreeBSD.org> +.\" 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 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 AUTHOR 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. +.\" +.\" $FreeBSD$ +.\" +.Dd December 6, 2009 +.Os +.Dt UTEMPTER_ADD_RECORD 3 +.Sh NAME +.Nm utempter_add_record , +.Nm utempter_remove_added_record , +.Nm utempter_remove_record , +.Nm addToUtmp , +.Nm removeFromUtmp , +.Nm removeLineFromUtmp +.Nd utempter compatibility interface +.Sh LIBRARY +.Lb libulog +.Sh SYNOPSIS +.In utempter.h +.Ft int +.Fn utempter_add_record "int fd" "const char *host" +.Ft int +.Fn utempter_remove_added_record "void" +.Ft int +.Fn utempter_remove_record "int fd" +.Ft void +.Fn addToUtmp "const char *pty" "const char *host" "int fd" +.Ft void +.Fn removeFromUtmp "void" +.Ft void +.Fn removeLineFromUtmp "const char *pty" "int fd" +.Sh DESCRIPTION +The +.Fn utempter_add_record +and +.Fn addToUtmp +functions add a login record to the database for the TTY belonging to +the pseudo-terminal master file descriptor +.Fa fd , +using the username corresponding with the real user ID of the calling +process and the optional hostname +.Fa host . +These functions are equivalent to +.Xr ulog_login_pseudo 3 . +.Pp +The +.Fn utempter_remove_record +and +.Fn removeLineFromUtmp +functions mark the login session as being closed for the TTY belonging +to the pseudo-terminal master file descriptor +.Fa fd . +These functions are equivalent to +.Xr ulog_logout_pseudo 3 . +.Pp +The +.Fn utempter_remove_added_record +and +.Fn removeFromUtmp +functions have the same properties as the previously mentioned +functions, except that they use an internally cached value of the file +descriptor passed to the login functions. +.Pp +The +.Fa pty +arguments of +.Fn addToUtmp +and +.Fn removeLineFromUtmp +are unused. +.Sh RETURN VALUES +In this implementation, the +.Fn utempter_add_record , +.Fn utempter_remove_added_record +and +.Fn utempter_remove_record +always return a value of 0. +.Sh SEE ALSO +.Xr ulog_login_pseudo 3 , +.Xr ulog_setutxfile 3 , +.Xr utmp 5 +.Sh HISTORY +These functions appeared in +.Fx 9.0 . |
