NetBSD/sys/compat/hpux/hpux_tty.c

566 lines
15 KiB
C

/* $NetBSD: hpux_tty.c,v 1.21 2003/01/18 07:36:58 thorpej Exp $ */
/*
* Copyright (c) 1988 University of Utah.
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* the Systems Programming Group of the University of Utah Computer
* Science Department.
*
* 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.
*
* from: Utah $Hdr: hpux_tty.c 1.14 93/08/05$
*
* @(#)hpux_tty.c 8.3 (Berkeley) 1/12/94
*/
/*
* stty/gtty/termio emulation stuff
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: hpux_tty.c,v 1.21 2003/01/18 07:36:58 thorpej Exp $");
#if defined(_KERNEL_OPT)
#include "opt_compat_43.h"
#endif
#ifndef COMPAT_43
#define COMPAT_43
#endif
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/filedesc.h>
#include <sys/ioctl.h>
#include <sys/proc.h>
#include <sys/tty.h>
#include <sys/file.h>
#include <sys/conf.h>
#include <sys/buf.h>
#include <sys/kernel.h>
#include <compat/hpux/hpux.h>
#include <compat/hpux/hpux_termio.h>
#include <compat/hpux/hpux_syscallargs.h>
/*
* Map BSD/POSIX style termios info to and from SYS5 style termio stuff.
*/
int
hpux_termio(fd, com, data, l)
int fd, com;
caddr_t data;
struct lwp *l;
{
struct proc *p = l->l_proc;
struct file *fp;
struct termios tios;
struct hpux_termios htios;
int line, error;
int newi = 0;
int (*ioctlrout) __P((struct file *fp, u_long com,
caddr_t data, struct proc *p));
fp = p->p_fd->fd_ofiles[fd];
ioctlrout = fp->f_ops->fo_ioctl;
switch (com) {
case HPUXTCGETATTR:
newi = 1;
/* fall into ... */
case HPUXTCGETA:
/*
* Get BSD terminal state
*/
if ((error = (*ioctlrout)(fp, TIOCGETA, (caddr_t)&tios, p)))
break;
memset((char *)&htios, 0, sizeof htios);
/*
* Set iflag.
* Same through ICRNL, no BSD equivs for IUCLC, IENQAK
*/
htios.c_iflag = tios.c_iflag & 0x1ff;
if (tios.c_iflag & IXON)
htios.c_iflag |= TIO_IXON;
if (tios.c_iflag & IXOFF)
htios.c_iflag |= TIO_IXOFF;
if (tios.c_iflag & IXANY)
htios.c_iflag |= TIO_IXANY;
/*
* Set oflag.
* No BSD equivs for OLCUC/OCRNL/ONOCR/ONLRET/OFILL/OFDEL
* or any of the delays.
*/
if (tios.c_oflag & OPOST)
htios.c_oflag |= TIO_OPOST;
if (tios.c_oflag & ONLCR)
htios.c_oflag |= TIO_ONLCR;
if (tios.c_oflag & OXTABS)
htios.c_oflag |= TIO_TAB3;
/*
* Set cflag.
* Baud from ospeed, rest from cflag.
*/
htios.c_cflag = bsdtohpuxbaud(tios.c_ospeed);
switch (tios.c_cflag & CSIZE) {
case CS5:
htios.c_cflag |= TIO_CS5; break;
case CS6:
htios.c_cflag |= TIO_CS6; break;
case CS7:
htios.c_cflag |= TIO_CS7; break;
case CS8:
htios.c_cflag |= TIO_CS8; break;
}
if (tios.c_cflag & CSTOPB)
htios.c_cflag |= TIO_CSTOPB;
if (tios.c_cflag & CREAD)
htios.c_cflag |= TIO_CREAD;
if (tios.c_cflag & PARENB)
htios.c_cflag |= TIO_PARENB;
if (tios.c_cflag & PARODD)
htios.c_cflag |= TIO_PARODD;
if (tios.c_cflag & HUPCL)
htios.c_cflag |= TIO_HUPCL;
if (tios.c_cflag & CLOCAL)
htios.c_cflag |= TIO_CLOCAL;
/*
* Set lflag.
* No BSD equiv for XCASE.
*/
if (tios.c_lflag & ECHOE)
htios.c_lflag |= TIO_ECHOE;
if (tios.c_lflag & ECHOK)
htios.c_lflag |= TIO_ECHOK;
if (tios.c_lflag & ECHO)
htios.c_lflag |= TIO_ECHO;
if (tios.c_lflag & ECHONL)
htios.c_lflag |= TIO_ECHONL;
if (tios.c_lflag & ISIG)
htios.c_lflag |= TIO_ISIG;
if (tios.c_lflag & ICANON)
htios.c_lflag |= TIO_ICANON;
if (tios.c_lflag & NOFLSH)
htios.c_lflag |= TIO_NOFLSH;
/*
* Line discipline
*/
if (!newi) {
line = 0;
(void) (*ioctlrout)(fp, TIOCGETD, (caddr_t)&line, p);
htios.c_reserved = line;
}
/*
* Set editing chars.
* No BSD equiv for VSWTCH.
*/
htios.c_cc[HPUXVINTR] = tios.c_cc[VINTR];
htios.c_cc[HPUXVQUIT] = tios.c_cc[VQUIT];
htios.c_cc[HPUXVERASE] = tios.c_cc[VERASE];
htios.c_cc[HPUXVKILL] = tios.c_cc[VKILL];
htios.c_cc[HPUXVEOF] = tios.c_cc[VEOF];
htios.c_cc[HPUXVEOL] = tios.c_cc[VEOL];
htios.c_cc[HPUXVEOL2] = tios.c_cc[VEOL2];
htios.c_cc[HPUXVSWTCH] = 0;
#if 1
/*
* XXX since VMIN and VTIME are not implemented,
* we need to return something reasonable.
* Otherwise a GETA/SETA combo would always put
* the tty in non-blocking mode (since VMIN == VTIME == 0).
*/
if (fp->f_flag & FNONBLOCK) {
htios.c_cc[HPUXVMINS] = 0;
htios.c_cc[HPUXVTIMES] = 0;
} else {
htios.c_cc[HPUXVMINS] = 6;
htios.c_cc[HPUXVTIMES] = 1;
}
#else
htios.c_cc[HPUXVMINS] = tios.c_cc[VMIN];
htios.c_cc[HPUXVTIMES] = tios.c_cc[VTIME];
#endif
htios.c_cc[HPUXVSUSP] = tios.c_cc[VSUSP];
htios.c_cc[HPUXVSTART] = tios.c_cc[VSTART];
htios.c_cc[HPUXVSTOP] = tios.c_cc[VSTOP];
if (newi)
memcpy(data, (char *)&htios, sizeof htios);
else
termiostotermio(&htios, (struct hpux_termio *)data);
break;
case HPUXTCSETATTR:
case HPUXTCSETATTRD:
case HPUXTCSETATTRF:
newi = 1;
/* fall into ... */
case HPUXTCSETA:
case HPUXTCSETAW:
case HPUXTCSETAF:
/*
* Get old characteristics and determine if we are a tty.
*/
if ((error = (*ioctlrout)(fp, TIOCGETA, (caddr_t)&tios, p)))
break;
if (newi)
memcpy((char *)&htios, data, sizeof htios);
else
termiototermios((struct hpux_termio *)data,
&htios, &tios);
/*
* Set iflag.
* Same through ICRNL, no HP-UX equiv for IMAXBEL
*/
tios.c_iflag &= ~(IXON|IXOFF|IXANY|0x1ff);
tios.c_iflag |= htios.c_iflag & 0x1ff;
if (htios.c_iflag & TIO_IXON)
tios.c_iflag |= IXON;
if (htios.c_iflag & TIO_IXOFF)
tios.c_iflag |= IXOFF;
if (htios.c_iflag & TIO_IXANY)
tios.c_iflag |= IXANY;
/*
* Set oflag.
* No HP-UX equiv for ONOEOT
*/
tios.c_oflag &= ~(OPOST|ONLCR|OXTABS);
if (htios.c_oflag & TIO_OPOST)
tios.c_oflag |= OPOST;
if (htios.c_oflag & TIO_ONLCR)
tios.c_oflag |= ONLCR;
if (htios.c_oflag & TIO_TAB3)
tios.c_oflag |= OXTABS;
/*
* Set cflag.
* No HP-UX equiv for CCTS_OFLOW/CCTS_IFLOW/MDMBUF
*/
tios.c_cflag &=
~(CSIZE|CSTOPB|CREAD|PARENB|PARODD|HUPCL|CLOCAL);
switch (htios.c_cflag & TIO_CSIZE) {
case TIO_CS5:
tios.c_cflag |= CS5; break;
case TIO_CS6:
tios.c_cflag |= CS6; break;
case TIO_CS7:
tios.c_cflag |= CS7; break;
case TIO_CS8:
tios.c_cflag |= CS8; break;
}
if (htios.c_cflag & TIO_CSTOPB)
tios.c_cflag |= CSTOPB;
if (htios.c_cflag & TIO_CREAD)
tios.c_cflag |= CREAD;
if (htios.c_cflag & TIO_PARENB)
tios.c_cflag |= PARENB;
if (htios.c_cflag & TIO_PARODD)
tios.c_cflag |= PARODD;
if (htios.c_cflag & TIO_HUPCL)
tios.c_cflag |= HUPCL;
if (htios.c_cflag & TIO_CLOCAL)
tios.c_cflag |= CLOCAL;
/*
* Set lflag.
* No HP-UX equiv for ECHOKE/ECHOPRT/ECHOCTL
* IEXTEN treated as part of ICANON
*/
tios.c_lflag &= ~(ECHOE|ECHOK|ECHO|ISIG|ICANON|IEXTEN|NOFLSH);
if (htios.c_lflag & TIO_ECHOE)
tios.c_lflag |= ECHOE;
if (htios.c_lflag & TIO_ECHOK)
tios.c_lflag |= ECHOK;
if (htios.c_lflag & TIO_ECHO)
tios.c_lflag |= ECHO;
if (htios.c_lflag & TIO_ECHONL)
tios.c_lflag |= ECHONL;
if (htios.c_lflag & TIO_ISIG)
tios.c_lflag |= ISIG;
if (htios.c_lflag & TIO_ICANON)
tios.c_lflag |= (ICANON|IEXTEN);
if (htios.c_lflag & TIO_NOFLSH)
tios.c_lflag |= NOFLSH;
/*
* Set editing chars.
* No HP-UX equivs of VWERASE/VREPRINT/VDSUSP/VLNEXT
* /VDISCARD/VSTATUS/VERASE2
*/
tios.c_cc[VINTR] = htios.c_cc[HPUXVINTR];
tios.c_cc[VQUIT] = htios.c_cc[HPUXVQUIT];
tios.c_cc[VERASE] = htios.c_cc[HPUXVERASE];
tios.c_cc[VKILL] = htios.c_cc[HPUXVKILL];
tios.c_cc[VEOF] = htios.c_cc[HPUXVEOF];
tios.c_cc[VEOL] = htios.c_cc[HPUXVEOL];
tios.c_cc[VEOL2] = htios.c_cc[HPUXVEOL2];
tios.c_cc[VMIN] = htios.c_cc[HPUXVMINS];
tios.c_cc[VTIME] = htios.c_cc[HPUXVTIMES];
tios.c_cc[VSUSP] = htios.c_cc[HPUXVSUSP];
tios.c_cc[VSTART] = htios.c_cc[HPUXVSTART];
tios.c_cc[VSTOP] = htios.c_cc[HPUXVSTOP];
/*
* Set the new stuff
*/
if (com == HPUXTCSETA || com == HPUXTCSETATTR)
com = TIOCSETA;
else if (com == HPUXTCSETAW || com == HPUXTCSETATTRD)
com = TIOCSETAW;
else
com = TIOCSETAF;
error = (*ioctlrout)(fp, com, (caddr_t)&tios, p);
if (error == 0) {
/*
* Set line discipline
*/
if (!newi) {
line = htios.c_reserved;
(void) (*ioctlrout)(fp, TIOCSETD,
(caddr_t)&line, p);
}
/*
* Set non-blocking IO if VMIN == VTIME == 0, clear
* if not. Should handle the other cases as well.
* Note it isn't correct to just turn NBIO off like
* we do as it could be on as the result of a fcntl
* operation.
*
* XXX - wouldn't need to do this at all if VMIN/VTIME
* were implemented.
*/
{
struct hpux_sys_fcntl_args {
int fdes, cmd, arg;
} args;
int flags, nbio;
nbio = (htios.c_cc[HPUXVMINS] == 0 &&
htios.c_cc[HPUXVTIMES] == 0);
if ((nbio && (fp->f_flag & FNONBLOCK) == 0) ||
(!nbio && (fp->f_flag & FNONBLOCK))) {
args.fdes = fd;
args.cmd = F_GETFL;
args.arg = 0;
(void) hpux_sys_fcntl(l, &args, &flags);
if (nbio)
flags |= HPUXNDELAY;
else
flags &= ~HPUXNDELAY;
args.cmd = F_SETFL;
args.arg = flags;
(void) hpux_sys_fcntl(l, &args, &flags);
}
}
}
break;
default:
error = EINVAL;
break;
}
return(error);
}
void
termiototermios(tio, tios, bsdtios)
struct hpux_termio *tio;
struct hpux_termios *tios;
struct termios *bsdtios;
{
int i;
memset((char *)tios, 0, sizeof *tios);
tios->c_iflag = tio->c_iflag;
tios->c_oflag = tio->c_oflag;
tios->c_cflag = tio->c_cflag;
tios->c_lflag = tio->c_lflag;
tios->c_reserved = tio->c_line;
for (i = 0; i <= HPUXVSWTCH; i++)
tios->c_cc[i] = tio->c_cc[i];
if (tios->c_lflag & TIO_ICANON) {
tios->c_cc[HPUXVEOF] = tio->c_cc[HPUXVEOF];
tios->c_cc[HPUXVEOL] = tio->c_cc[HPUXVEOL];
tios->c_cc[HPUXVMINS] = 0;
tios->c_cc[HPUXVTIMES] = 0;
} else {
tios->c_cc[HPUXVEOF] = 0;
tios->c_cc[HPUXVEOL] = 0;
tios->c_cc[HPUXVMINS] = tio->c_cc[HPUXVMIN];
tios->c_cc[HPUXVTIMES] = tio->c_cc[HPUXVTIME];
}
tios->c_cc[HPUXVSUSP] = bsdtios->c_cc[VSUSP];
tios->c_cc[HPUXVSTART] = bsdtios->c_cc[VSTART];
tios->c_cc[HPUXVSTOP] = bsdtios->c_cc[VSTOP];
}
void
termiostotermio(tios, tio)
struct hpux_termios *tios;
struct hpux_termio *tio;
{
int i;
tio->c_iflag = tios->c_iflag;
tio->c_oflag = tios->c_oflag;
tio->c_cflag = tios->c_cflag;
tio->c_lflag = tios->c_lflag;
tio->c_line = tios->c_reserved;
for (i = 0; i <= HPUXVSWTCH; i++)
tio->c_cc[i] = tios->c_cc[i];
if (tios->c_lflag & TIO_ICANON) {
tio->c_cc[HPUXVEOF] = tios->c_cc[HPUXVEOF];
tio->c_cc[HPUXVEOL] = tios->c_cc[HPUXVEOL];
} else {
tio->c_cc[HPUXVMIN] = tios->c_cc[HPUXVMINS];
tio->c_cc[HPUXVTIME] = tios->c_cc[HPUXVTIMES];
}
}
int
bsdtohpuxbaud(bsdspeed)
long bsdspeed;
{
switch (bsdspeed) {
case B0: return(TIO_B0);
case B50: return(TIO_B50);
case B75: return(TIO_B75);
case B110: return(TIO_B110);
case B134: return(TIO_B134);
case B150: return(TIO_B150);
case B200: return(TIO_B200);
case B300: return(TIO_B300);
case B600: return(TIO_B600);
case B1200: return(TIO_B1200);
case B1800: return(TIO_B1800);
case B2400: return(TIO_B2400);
case B4800: return(TIO_B4800);
case B9600: return(TIO_B9600);
case B19200: return(TIO_B19200);
case B38400: return(TIO_B38400);
default: return(TIO_B0);
}
}
int
hpuxtobsdbaud(hpux_speed)
int hpux_speed;
{
static int hpuxtobsdbaudtab[32] = {
B0, B50, B75, B110, B134, B150, B200, B300,
B600, B0, B1200, B1800, B2400, B0, B4800, B0,
B9600, B19200, B38400, B0, B0, B0, B0, B0,
B0, B0, B0, B0, B0, B0, EXTA, EXTB
};
return(hpuxtobsdbaudtab[hpux_speed & TIO_CBAUD]);
}
int
hpux_sys_stty_6x(l, v, retval)
struct lwp *l;
void *v;
register_t *retval;
{
struct hpux_sys_stty_6x_args /* {
syscallarg(int) fd;
syscallarg(caddr_t) arg;
} */ *uap = v;
return (getsettty(l, SCARG(uap, fd), HPUXTIOCGETP, SCARG(uap, arg)));
}
int
hpux_sys_gtty_6x(l, v, retval)
struct lwp *l;
void *v;
register_t *retval;
{
struct hpux_sys_gtty_6x_args /* {
syscallarg(int) fd;
syscallarg(caddr_t) arg;
} */ *uap = v;
return (getsettty(l, SCARG(uap, fd), HPUXTIOCSETP, SCARG(uap, arg)));
}
/*
* Simplified version of ioctl() for use by
* gtty/stty and TIOCGETP/TIOCSETP.
*/
int
getsettty(l, fdes, com, cmarg)
struct lwp *l;
int fdes, com;
caddr_t cmarg;
{
struct proc *p = l->l_proc;
struct filedesc *fdp = p->p_fd;
struct file *fp;
struct hpux_sgttyb hsb;
struct sgttyb sb;
int error;
if ((fp = fd_getfile(fdp, fdes)) == NULL)
return (EBADF);
if ((fp->f_flag & (FREAD|FWRITE)) == 0)
return (EBADF);
if (com == HPUXTIOCSETP) {
if ((error = copyin(cmarg, (caddr_t)&hsb, sizeof hsb)))
return (error);
sb.sg_ispeed = hsb.sg_ispeed;
sb.sg_ospeed = hsb.sg_ospeed;
sb.sg_erase = hsb.sg_erase;
sb.sg_kill = hsb.sg_kill;
sb.sg_flags = hsb.sg_flags & ~(V7_HUPCL|V7_XTABS|V7_NOAL);
if (hsb.sg_flags & V7_XTABS)
sb.sg_flags |= XTABS;
if (hsb.sg_flags & V7_HUPCL)
(void)(*fp->f_ops->fo_ioctl)
(fp, TIOCHPCL, (caddr_t)0, p);
com = TIOCSETP;
} else {
memset((caddr_t)&hsb, 0, sizeof hsb);
com = TIOCGETP;
}
error = (*fp->f_ops->fo_ioctl)(fp, com, (caddr_t)&sb, p);
if (error == 0 && com == TIOCGETP) {
hsb.sg_ispeed = sb.sg_ispeed;
hsb.sg_ospeed = sb.sg_ospeed;
hsb.sg_erase = sb.sg_erase;
hsb.sg_kill = sb.sg_kill;
hsb.sg_flags = sb.sg_flags & ~(V7_HUPCL|V7_XTABS|V7_NOAL);
if (sb.sg_flags & XTABS)
hsb.sg_flags |= V7_XTABS;
error = copyout((caddr_t)&hsb, cmarg, sizeof hsb);
}
return (error);
}