diff options
Diffstat (limited to 'sbin/slattach')
-rw-r--r-- | sbin/slattach/Makefile | 7 | ||||
-rw-r--r-- | sbin/slattach/slattach.8 | 90 | ||||
-rw-r--r-- | sbin/slattach/slattach.c | 173 |
3 files changed, 270 insertions, 0 deletions
diff --git a/sbin/slattach/Makefile b/sbin/slattach/Makefile new file mode 100644 index 0000000..0a1e759 --- /dev/null +++ b/sbin/slattach/Makefile @@ -0,0 +1,7 @@ +# @(#)Makefile 8.1 (Berkeley) 6/5/93 + +PROG= slattach +MAN8= slattach.0 +MLINKS= slattach.8 slip.8 + +.include <bsd.prog.mk> diff --git a/sbin/slattach/slattach.8 b/sbin/slattach/slattach.8 new file mode 100644 index 0000000..217c481 --- /dev/null +++ b/sbin/slattach/slattach.8 @@ -0,0 +1,90 @@ +.\" Copyright (c) 1986, 1991, 1993 +.\" The Regents of the University of California. 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. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by the University of +.\" California, Berkeley and its contributors. +.\" 4. 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. +.\" +.\" @(#)slattach.8 8.2 (Berkeley) 4/1/94 +.\" +.Dd April 1, 1994 +.Dt SLATTACH 8 +.Os BSD 4.3 +.Sh NAME +.Nm slattach +.Nd attach serial lines as network interfaces +.Sh SYNOPSIS +.Nm Slattach +.Ar ttyname Op Ar baudrate +.Sh DESCRIPTION +.Nm Slattach +is used to assign a tty line to a network interface, +and to define the network source and destination addresses. +The following operands are supported by +.Nm slattach : +.Bl -tag -width Ar +.It Ar ttyname +Specifies the name of the tty device. +.Ar Ttyname +should be a string of the form +.Ql ttyXX , +or +.Ql /dev/ttyXX . +.It Ar baudrate +Specifies the speed of the connection. If not specified, the +default of 9600 is used. +.El +.Pp +Only the super-user may attach a network interface. +.Pp +To detach the interface, use +.Dq Li ifconfig interface-name down +after killing off the +.Nm slattach +process. +.Ar Interface-name +is the name that is shown by +.Xr netstat 1 +.Sh EXAMPLES +.Bd -literal -offset indent -compact +slattach ttyh8 +slattach /dev/tty01 4800 +.Ed +.Sh DIAGNOSTICS +Messages indicating the specified interface does not exit, the +requested address is unknown, the user is not privileged and +tried to alter an interface's configuration. +.Sh SEE ALSO +.Xr netstat 1 , +.Xr netintro 4 , +.Xr ifconfig 8 , +.Xr rc 8 +.Sh HISTORY +The +.Nm +command appeared in +.Bx 4.3 . diff --git a/sbin/slattach/slattach.c b/sbin/slattach/slattach.c new file mode 100644 index 0000000..ac81d33 --- /dev/null +++ b/sbin/slattach/slattach.c @@ -0,0 +1,173 @@ +/* + * Copyright (c) 1988, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Rick Adams. + * + * 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#ifndef lint +static char copyright[] = +"@(#) Copyright (c) 1988, 1993\n\ + The Regents of the University of California. All rights reserved.\n"; +#endif /* not lint */ + +#ifndef lint +static char sccsid[] = "@(#)slattach.c 8.2 (Berkeley) 1/7/94"; +#endif /* not lint */ + +#include <sys/param.h> +#include <sgtty.h> +#include <sys/socket.h> +#include <netinet/in.h> +#include <net/if.h> +#include <netdb.h> +#include <fcntl.h> +#include <stdio.h> +#include <paths.h> + +#define DEFAULT_BAUD 9600 +int slipdisc = SLIPDISC; + +char devname[32]; +char hostname[MAXHOSTNAMELEN]; + +main(argc, argv) + int argc; + char *argv[]; +{ + register int fd; + register char *dev = argv[1]; + struct sgttyb sgtty; + int speed; + + if (argc < 2 || argc > 3) { + fprintf(stderr, "usage: %s ttyname [baudrate]\n", argv[0]); + exit(1); + } + speed = argc == 3 ? findspeed(atoi(argv[2])) : findspeed(DEFAULT_BAUD); + if (speed == 0) { + fprintf(stderr, "unknown speed %s", argv[2]); + exit(1); + } + if (strncmp(_PATH_DEV, dev, sizeof(_PATH_DEV) - 1)) { + (void)snprintf(devname, sizeof(devname), + "%s%s", _PATH_DEV, dev); + dev = devname; + } + if ((fd = open(dev, O_RDWR | O_NDELAY)) < 0) { + perror(dev); + exit(1); + } + sgtty.sg_flags = RAW | ANYP; + sgtty.sg_ispeed = sgtty.sg_ospeed = speed; + if (ioctl(fd, TIOCSETP, &sgtty) < 0) { + perror("ioctl(TIOCSETP)"); + exit(1); + } + if (ioctl(fd, TIOCSETD, &slipdisc) < 0) { + perror("ioctl(TIOCSETD)"); + exit(1); + } + + if (fork() > 0) + exit(0); + for (;;) + sigpause(0L); +} + +struct sg_spds { + int sp_val, sp_name; +} spds[] = { +#ifdef B50 + { 50, B50 }, +#endif +#ifdef B75 + { 75, B75 }, +#endif +#ifdef B110 + { 110, B110 }, +#endif +#ifdef B150 + { 150, B150 }, +#endif +#ifdef B200 + { 200, B200 }, +#endif +#ifdef B300 + { 300, B300 }, +#endif +#ifdef B600 + { 600, B600 }, +#endif +#ifdef B1200 + { 1200, B1200 }, +#endif +#ifdef B1800 + { 1800, B1800 }, +#endif +#ifdef B2000 + { 2000, B2000 }, +#endif +#ifdef B2400 + { 2400, B2400 }, +#endif +#ifdef B3600 + { 3600, B3600 }, +#endif +#ifdef B4800 + { 4800, B4800 }, +#endif +#ifdef B7200 + { 7200, B7200 }, +#endif +#ifdef B9600 + { 9600, B9600 }, +#endif +#ifdef EXTA + { 19200, EXTA }, +#endif +#ifdef EXTB + { 38400, EXTB }, +#endif + { 0, 0 } +}; + +findspeed(speed) + register int speed; +{ + register struct sg_spds *sp; + + sp = spds; + while (sp->sp_val && sp->sp_val != speed) + sp++; + return (sp->sp_name); +} |