/* $NetBSD: ultrix_ioctl.c,v 1.40 2022/02/09 22:30:27 andvar Exp $ */

/* $NetBSD: ultrix_ioctl.c,v 1.40 2022/02/09 22:30:27 andvar Exp $ */
/* from : NetBSD: sunos_ioctl.c,v 1.21 1995/10/07 06:27:31 mycroft Exp */

/*
* Copyright (c) 1993 Markus Wild.
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*
* loosely from: Header: sunos_ioctl.c,v 1.7 93/05/28 04:40:43 torek Exp
*/

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ultrix_ioctl.c,v 1.40 2022/02/09 22:30:27 andvar Exp $");

#if defined(_KERNEL_OPT)
#include "opt_compat_ultrix.h"
#include "opt_compat_sunos.h"
#endif

#include <sys/param.h>
#include <sys/proc.h>
#include <sys/systm.h>
#include <sys/file.h>
#include <sys/filedesc.h>
#include <sys/ioctl.h>
#include <sys/termios.h>
#include <sys/tty.h>
#include <sys/socket.h>
#include <sys/audioio.h>
#include <net/if.h>

#include <sys/mount.h>

#include <compat/sys/sockio.h>
#include <compat/ultrix/ultrix_syscallargs.h>
#include <sys/syscallargs.h>

#include <compat/sunos/sunos.h>

#include <compat/ultrix/ultrix_tty.h>

#define emul_termio ultrix_termio
#define emul_termios ultrix_termios

/*
* SunOS ioctl calls.
* This file is something of a hodge-podge.
* Support gets added as things turn up....
*/

static const struct speedtab sptab[] = {
{ 0, 0 },
{ 50, 1 },
{ 75, 2 },
{ 110, 3 },
{ 134, 4 },
{ 135, 4 },
{ 150, 5 },
{ 200, 6 },
{ 300, 7 },
{ 600, 8 },
{ 1200, 9 },
{ 1800, 10 },
{ 2400, 11 },
{ 4800, 12 },
{ 9600, 13 },
{ 19200, 14 },
{ 38400, 15 },
{ -1, -1 }
};

static const uint16_t s2btab[] = {
0,
50,
75,
110,
134,
150,
200,
300,
600,
1200,
1800,
2400,
4800,
9600,
19200,
38400,
};

/*
* Translate a single tty control char from the emulation value
* to native termios, and vice-versa. Special-case
* the value of POSIX_VDISABLE, mapping it to and from 0.
*/
#define NATIVE_TO_EMUL_CC(bsd_cc) \
(((bsd_cc) != _POSIX_VDISABLE) ? (bsd_cc) : 0)

#define EMUL_TO_NATIVE_CC(emul_cc) \
(emul_cc) ? (emul_cc) : _POSIX_VDISABLE;

static void stios2btios(struct emul_termios *, struct termios *);
static void btios2stios(struct termios *, struct emul_termios *);
static void stios2stio(struct emul_termios *, struct emul_termio *);
static void stio2stios(struct emul_termio *, struct emul_termios *);

/*
* these two conversion functions have mostly been done
* with some perl cut&paste, then handedited to comment
* out what doesn't exist under NetBSD.
* A note from Markus's code:
* (l & BITMASK1) / BITMASK1 * BITMASK2 is translated
* optimally by gcc m68k, much better than any ?: stuff.
* Code may vary with different architectures of course.
*
* I don't know what optimizer you used, but seeing divu's and
* bfextu's in the m68k assembly output did not encourage me...
* as well, gcc on the sparc definitely generates much better
* code with ?:.
*/

static void
stios2btios(struct emul_termios *st, struct termios *bt)
{
uint32_t l, r;

memset(bt, 0, sizeof(*bt));

l = st->c_iflag;
r = ((l & 0x00000001) ? IGNBRK : 0);
r |= ((l & 0x00000002) ? BRKINT : 0);
r |= ((l & 0x00000004) ? IGNPAR : 0);
r |= ((l & 0x00000008) ? PARMRK : 0);
r |= ((l & 0x00000010) ? INPCK : 0);
r |= ((l & 0x00000020) ? ISTRIP : 0);
r |= ((l & 0x00000040) ? INLCR : 0);
r |= ((l & 0x00000080) ? IGNCR : 0);
r |= ((l & 0x00000100) ? ICRNL : 0);
/* ((l & 0x00000200) ? IUCLC : 0) */
r |= ((l & 0x00000400) ? IXON : 0);
r |= ((l & 0x00000800) ? IXANY : 0);
r |= ((l & 0x00001000) ? IXOFF : 0);
r |= ((l & 0x00002000) ? IMAXBEL : 0);
bt->c_iflag = r;

l = st->c_oflag;
r = ((l & 0x00000001) ? OPOST : 0);
/* ((l & 0x00000002) ? OLCUC : 0) */
r |= ((l & 0x00000004) ? ONLCR : 0);
/* ((l & 0x00000008) ? OCRNL : 0) */
/* ((l & 0x00000010) ? ONOCR : 0) */
/* ((l & 0x00000020) ? ONLRET : 0) */
/* ((l & 0x00000040) ? OFILL : 0) */
/* ((l & 0x00000080) ? OFDEL : 0) */
/* ((l & 0x00000100) ? NLDLY : 0) */
/* ((l & 0x00000100) ? NL1 : 0) */
/* ((l & 0x00000600) ? CRDLY : 0) */
/* ((l & 0x00000200) ? CR1 : 0) */
/* ((l & 0x00000400) ? CR2 : 0) */
/* ((l & 0x00000600) ? CR3 : 0) */
/* ((l & 0x00001800) ? TABDLY : 0) */
/* ((l & 0x00000800) ? TAB1 : 0) */
/* ((l & 0x00001000) ? TAB2 : 0) */
r |= ((l & 0x00001800) ? OXTABS : 0);
/* ((l & 0x00002000) ? BSDLY : 0) */
/* ((l & 0x00002000) ? BS1 : 0) */
/* ((l & 0x00004000) ? VTDLY : 0) */
/* ((l & 0x00004000) ? VT1 : 0) */
/* ((l & 0x00008000) ? FFDLY : 0) */
/* ((l & 0x00008000) ? FF1 : 0) */
/* ((l & 0x00010000) ? PAGEOUT : 0) */
/* ((l & 0x00020000) ? WRAP : 0) */
bt->c_oflag = r;

l = st->c_cflag;
switch (l & 0x00000030) {
case 0:
r = CS5;
break;
case 0x00000010:
r = CS6;
break;
case 0x00000020:
r = CS7;
break;
case 0x00000030:
r = CS8;
break;
}
r |= ((l & 0x00000040) ? CSTOPB : 0);
r |= ((l & 0x00000080) ? CREAD : 0);
r |= ((l & 0x00000100) ? PARENB : 0);
r |= ((l & 0x00000200) ? PARODD : 0);
r |= ((l & 0x00000400) ? HUPCL : 0);
r |= ((l & 0x00000800) ? CLOCAL : 0);
/* ((l & 0x00001000) ? LOBLK : 0) */
r |= ((l & 0x80000000) ? (CRTS_IFLOW|CCTS_OFLOW) : 0);
bt->c_cflag = r;

bt->c_ispeed = bt->c_ospeed = s2btab[l & 0x0000000f];

l = st->c_lflag;
r = ((l & 0x00000001) ? ISIG : 0);
r |= ((l & 0x00000002) ? ICANON : 0);
/* ((l & 0x00000004) ? XCASE : 0) */
r |= ((l & 0x00000008) ? ECHO : 0);
r |= ((l & 0x00000010) ? ECHOE : 0);
r |= ((l & 0x00000020) ? ECHOK : 0);
r |= ((l & 0x00000040) ? ECHONL : 0);
r |= ((l & 0x00000080) ? NOFLSH : 0);
r |= ((l & 0x00000100) ? TOSTOP : 0);
r |= ((l & 0x00000200) ? ECHOCTL : 0);
r |= ((l & 0x00000400) ? ECHOPRT : 0);
r |= ((l & 0x00000800) ? ECHOKE : 0);
/* ((l & 0x00001000) ? DEFECHO : 0) */
r |= ((l & 0x00002000) ? FLUSHO : 0);
r |= ((l & 0x00004000) ? PENDIN : 0);
bt->c_lflag = r;

bt->c_cc[VINTR] = EMUL_TO_NATIVE_CC(st->c_cc[0]);
bt->c_cc[VQUIT] = EMUL_TO_NATIVE_CC(st->c_cc[1]);
bt->c_cc[VERASE] = EMUL_TO_NATIVE_CC(st->c_cc[2]);
bt->c_cc[VKILL] = EMUL_TO_NATIVE_CC(st->c_cc[3]);
bt->c_cc[VEOF] = EMUL_TO_NATIVE_CC(st->c_cc[4]);
bt->c_cc[VEOL] = EMUL_TO_NATIVE_CC(st->c_cc[5]);
bt->c_cc[VEOL2] = EMUL_TO_NATIVE_CC(st->c_cc[6]);
/* not present on NetBSD */
/* bt->c_cc[VSWTCH] = EMUL_TO_NATIVE_CC(st->c_cc[7]); */
bt->c_cc[VSTART] = EMUL_TO_NATIVE_CC(st->c_cc[10]);
bt->c_cc[VSTOP] = EMUL_TO_NATIVE_CC(st->c_cc[11]);
bt->c_cc[VSUSP] = EMUL_TO_NATIVE_CC(st->c_cc[12]);
bt->c_cc[VDSUSP] = EMUL_TO_NATIVE_CC(st->c_cc[13]);
bt->c_cc[VREPRINT] = EMUL_TO_NATIVE_CC(st->c_cc[14]);
bt->c_cc[VDISCARD] = EMUL_TO_NATIVE_CC(st->c_cc[15]);
bt->c_cc[VWERASE] = EMUL_TO_NATIVE_CC(st->c_cc[16]);
bt->c_cc[VLNEXT] = EMUL_TO_NATIVE_CC(st->c_cc[17]);
bt->c_cc[VSTATUS] = EMUL_TO_NATIVE_CC(st->c_cc[18]);

#ifdef COMPAT_ULTRIX
/* Ultrix termio/termios has real vmin/vtime */
bt->c_cc[VMIN] = EMUL_TO_NATIVE_CC(st->c_cc[8]);
bt->c_cc[VTIME] = EMUL_TO_NATIVE_CC(st->c_cc[9]);
#else
/* if `raw mode', create native VMIN/VTIME from SunOS VEOF/VEOL */
bt->c_cc[VMIN] = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOF];
bt->c_cc[VTIME] = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOL];
#endif

}

/*
* Convert bsd termios to "sunos" emulated termios
*/
static void
btios2stios(struct termios *bt, struct emul_termios *st)
{
uint32_t l, r;
int speed;

memset(st, 0, sizeof(*st));

l = bt->c_iflag;
r = ((l & IGNBRK) ? 0x00000001 : 0);
r |= ((l & BRKINT) ? 0x00000002 : 0);
r |= ((l & IGNPAR) ? 0x00000004 : 0);
r |= ((l & PARMRK) ? 0x00000008 : 0);
r |= ((l & INPCK) ? 0x00000010 : 0);
r |= ((l & ISTRIP) ? 0x00000020 : 0);
r |= ((l & INLCR) ? 0x00000040 : 0);
r |= ((l & IGNCR) ? 0x00000080 : 0);
r |= ((l & ICRNL) ? 0x00000100 : 0);
/* ((l & IUCLC) ? 0x00000200 : 0) */
r |= ((l & IXON) ? 0x00000400 : 0);
r |= ((l & IXANY) ? 0x00000800 : 0);
r |= ((l & IXOFF) ? 0x00001000 : 0);
r |= ((l & IMAXBEL) ? 0x00002000 : 0);
st->c_iflag = r;

l = bt->c_oflag;
r = ((l & OPOST) ? 0x00000001 : 0);
/* ((l & OLCUC) ? 0x00000002 : 0) */
r |= ((l & ONLCR) ? 0x00000004 : 0);
/* ((l & OCRNL) ? 0x00000008 : 0) */
/* ((l & ONOCR) ? 0x00000010 : 0) */
/* ((l & ONLRET) ? 0x00000020 : 0) */
/* ((l & OFILL) ? 0x00000040 : 0) */
/* ((l & OFDEL) ? 0x00000080 : 0) */
/* ((l & NLDLY) ? 0x00000100 : 0) */
/* ((l & NL1) ? 0x00000100 : 0) */
/* ((l & CRDLY) ? 0x00000600 : 0) */
/* ((l & CR1) ? 0x00000200 : 0) */
/* ((l & CR2) ? 0x00000400 : 0) */
/* ((l & CR3) ? 0x00000600 : 0) */
/* ((l & TABDLY) ? 0x00001800 : 0) */
/* ((l & TAB1) ? 0x00000800 : 0) */
/* ((l & TAB2) ? 0x00001000 : 0) */
r |= ((l & OXTABS) ? 0x00001800 : 0);
/* ((l & BSDLY) ? 0x00002000 : 0) */
/* ((l & BS1) ? 0x00002000 : 0) */
/* ((l & VTDLY) ? 0x00004000 : 0) */
/* ((l & VT1) ? 0x00004000 : 0) */
/* ((l & FFDLY) ? 0x00008000 : 0) */
/* ((l & FF1) ? 0x00008000 : 0) */
/* ((l & PAGEOUT) ? 0x00010000 : 0) */
/* ((l & WRAP) ? 0x00020000 : 0) */
st->c_oflag = r;

l = bt->c_cflag;
switch (l & CSIZE) {
case CS5:
r = 0;
break;
case CS6:
r = 0x00000010;
break;
case CS7:
r = 0x00000020;
break;
case CS8:
r = 0x00000030;
break;
}
r |= ((l & CSTOPB) ? 0x00000040 : 0);
r |= ((l & CREAD) ? 0x00000080 : 0);
r |= ((l & PARENB) ? 0x00000100 : 0);
r |= ((l & PARODD) ? 0x00000200 : 0);
r |= ((l & HUPCL) ? 0x00000400 : 0);
r |= ((l & CLOCAL) ? 0x00000800 : 0);
/* ((l & LOBLK) ? 0x00001000 : 0) */
r |= ((l & (CRTS_IFLOW|CCTS_OFLOW)) ? 0x80000000 : 0);
st->c_cflag = r;

l = bt->c_lflag;
r = ((l & ISIG) ? 0x00000001 : 0);
r |= ((l & ICANON) ? 0x00000002 : 0);
/* ((l & XCASE) ? 0x00000004 : 0) */
r |= ((l & ECHO) ? 0x00000008 : 0);
r |= ((l & ECHOE) ? 0x00000010 : 0);
r |= ((l & ECHOK) ? 0x00000020 : 0);
r |= ((l & ECHONL) ? 0x00000040 : 0);
r |= ((l & NOFLSH) ? 0x00000080 : 0);
r |= ((l & TOSTOP) ? 0x00000100 : 0);
r |= ((l & ECHOCTL) ? 0x00000200 : 0);
r |= ((l & ECHOPRT) ? 0x00000400 : 0);
r |= ((l & ECHOKE) ? 0x00000800 : 0);
/* ((l & DEFECHO) ? 0x00001000 : 0) */
r |= ((l & FLUSHO) ? 0x00002000 : 0);
r |= ((l & PENDIN) ? 0x00004000 : 0);
st->c_lflag = r;

speed = ttspeedtab(bt->c_ospeed, sptab);
if (speed != -1)
st->c_cflag |= speed;

st->c_cc[0] = NATIVE_TO_EMUL_CC(bt->c_cc[VINTR]);
st->c_cc[1] = NATIVE_TO_EMUL_CC(bt->c_cc[VQUIT]);
st->c_cc[2] = NATIVE_TO_EMUL_CC(bt->c_cc[VERASE]);
st->c_cc[3] = NATIVE_TO_EMUL_CC(bt->c_cc[VKILL]);
st->c_cc[4] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOF]);
st->c_cc[5] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOL]);
st->c_cc[6] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOL2]);

/* XXX ultrix has a VSWTCH. NetBSD does not. */
#ifdef notdef
st->c_cc[7] = NATIVE_TO_EMUL_CC(bt->c_cc[VSWTCH]);
#else
st->c_cc[7] = 0;
#endif
st->c_cc[10] = NATIVE_TO_EMUL_CC(bt->c_cc[VSTART]);
st->c_cc[11] = NATIVE_TO_EMUL_CC(bt->c_cc[VSTOP]);
st->c_cc[12]= NATIVE_TO_EMUL_CC(bt->c_cc[VSUSP]);
st->c_cc[13]= NATIVE_TO_EMUL_CC(bt->c_cc[VDSUSP]);
st->c_cc[14]= NATIVE_TO_EMUL_CC(bt->c_cc[VREPRINT]);
st->c_cc[15]= NATIVE_TO_EMUL_CC(bt->c_cc[VDISCARD]);
st->c_cc[16]= NATIVE_TO_EMUL_CC(bt->c_cc[VWERASE]);
st->c_cc[17]= NATIVE_TO_EMUL_CC(bt->c_cc[VLNEXT]);
st->c_cc[18]= NATIVE_TO_EMUL_CC(bt->c_cc[VSTATUS]);

#ifdef COMPAT_ULTRIX
st->c_cc[8]= NATIVE_TO_EMUL_CC(bt->c_cc[VMIN]);
st->c_cc[9]= NATIVE_TO_EMUL_CC(bt->c_cc[VTIME]);
#else
if (!(bt->c_lflag & ICANON)) {
/* SunOS stores VMIN/VTIME in VEOF/VEOL (if ICANON is off) */
st->c_cc[4] = bt->c_cc[VMIN];
st->c_cc[5] = bt->c_cc[VTIME];
}
#endif

#ifdef COMPAT_SUNOS
st->c_line = 0; /* 4.3bsd "old" line discipline */
#else
st->c_line = 2; /* 4.3bsd "new" line discipline, Ultrix default. */
#endif
}

#define TERMIO_NCC 10 /* ultrix termio NCC is 10 */

/*
* Convert emulated struct termios to termio(?)
*/
static void
stios2stio(struct emul_termios *ts, struct emul_termio *t)
{

memset(t, 0, sizeof(*t));
t->c_iflag = ts->c_iflag;
t->c_oflag = ts->c_oflag;
t->c_cflag = ts->c_cflag;
t->c_lflag = ts->c_lflag;
t->c_line = ts->c_line;
memcpy(t->c_cc, ts->c_cc, TERMIO_NCC);
}

/*
* Convert the other way
*/
static void
stio2stios(struct emul_termio *t, struct emul_termios *ts)
{

memset(ts, 0, sizeof(*t));
ts->c_iflag = t->c_iflag;
ts->c_oflag = t->c_oflag;
ts->c_cflag = t->c_cflag;
ts->c_lflag = t->c_lflag;
ts->c_line = t->c_line;

/* don't touch the upper fields! */
memcpy(ts->c_cc, t->c_cc, TERMIO_NCC);
}

static int
ultrix_do_ioctl(int fd, int cmd, void *arg, struct lwp *l)
{
file_t *fp;
int error;

if ((fp = fd_getfile(fd)) == NULL)
return EBADF;

if ((fp->f_flag & (FREAD|FWRITE)) == 0)
error = EBADF;
else
error = fp->f_ops->fo_ioctl(fp, cmd, arg);
fd_putfile(fd);
return error;
}

int
ultrix_sys_ioctl(struct lwp *l, const struct ultrix_sys_ioctl_args *uap,
register_t *retval)
{
struct sys_ioctl_args ap;
int error;

SCARG(&ap, fd) = SCARG(uap, fd);
SCARG(&ap, data) = SCARG(uap, data);
SCARG(&ap, com) = SCARG(uap, com);
switch (SCARG(&ap, com)) {
case _IOR('t', 0, int):
SCARG(&ap, com) = TIOCGETD;
break;
case _IOW('t', 1, int):
{
int disc;

error = copyin(SCARG(&ap, data), &disc, sizeof disc);
if (error != 0)
return error;

/* map SunOS NTTYDISC into our termios discipline */
if (disc == 2)
disc = 0;
/* all other disciplines are not supported by NetBSD */
if (disc)
return ENXIO;

return ultrix_do_ioctl(SCARG(&ap, fd), TIOCSETD, &disc, l);
}
case _IOW('t', 101, int): /* sun SUNOS_TIOCSSOFTCAR */
{
int x; /* unused */

return copyin(SCARG(&ap, data), &x, sizeof x);
}
case _IOR('t', 100, int): /* sun SUNOS_TIOCSSOFTCAR */
{
int x = 0;

return copyout(&x, SCARG(&ap, data), sizeof x);
}
case _IO('t', 36): /* sun TIOCCONS, no parameters */
{
int on = 1;
return ultrix_do_ioctl(SCARG(&ap, fd), TIOCCONS, &on, l);
}
case _IOW('t', 37, struct sunos_ttysize):
{
struct winsize ws;
struct sunos_ttysize ss;

error = ultrix_do_ioctl(SCARG(&ap, fd), TIOCGWINSZ, &ws, l);
if (error != 0)
return error;

if ((error = copyin(SCARG(&ap, data), &ss, sizeof(ss))) != 0)
return error;

ws.ws_row = ss.ts_row;
ws.ws_col = ss.ts_col;

return ultrix_do_ioctl(SCARG(&ap, fd), TIOCSWINSZ, &ws, l);
}
case _IOW('t', 38, struct sunos_ttysize):
{
struct winsize ws;
struct sunos_ttysize ss;

error = ultrix_do_ioctl(SCARG(&ap, fd), TIOCGWINSZ, &ws, l);
if (error != 0)
return error;

memset(&ss, 0, sizeof(ss));
ss.ts_row = ws.ws_row;
ss.ts_col = ws.ws_col;

return copyout(&ss, SCARG(&ap, data), sizeof(ss));
}
case _IOW('t', 118, int):
SCARG(&ap, com) = TIOCSPGRP;
break;
case _IOR('t', 119, int):
SCARG(&ap, com) = TIOCGPGRP;
break;

/* Emulate termio or termios tcget() */
case ULTRIX_TCGETA:
case ULTRIX_TCGETS:
{
struct termios bts;
struct ultrix_termios sts;
struct ultrix_termio st;

error = ultrix_do_ioctl(SCARG(&ap, fd), TIOCGETA, &bts, l);
if (error != 0)
return error;

btios2stios (&bts, &sts);
if (SCARG(&ap, com) == ULTRIX_TCGETA) {
stios2stio (&sts, &st);
return copyout(&st, SCARG(&ap, data), sizeof(st));
} else
return copyout(&sts, SCARG(&ap, data), sizeof(sts));
/*NOTREACHED*/
}
/* Emulate termio tcset() */
case ULTRIX_TCSETA:
case ULTRIX_TCSETAW:
case ULTRIX_TCSETAF:
{
struct termios bts;
struct ultrix_termios sts;
struct ultrix_termio st;
int result;

if ((error = copyin(SCARG(&ap, data), &st, sizeof(st))) != 0)
return error;

/* get full BSD termios so we don't lose information */
error = ultrix_do_ioctl(SCARG(&ap, fd), TIOCGETA, &bts, l);
if (error != 0)
return error;

/*
* convert to sun termios, copy in information from
* termio, and convert back, then set new values.
*/
btios2stios(&bts, &sts);
stio2stios(&st, &sts);
stios2btios(&sts, &bts);

/*
* map ioctl code: ultrix tcsets are numbered in reverse order
*/
#ifdef notyet
return ultrix_do_ioctl(SCARG(&ap, fd),
ULTRIX_TCSETA - SCARG(&ap, com) + TIOCSETA, &bts, l);
#else
result = ultrix_do_ioctl(SCARG(&ap, fd),
ULTRIX_TCSETA - SCARG(&ap, com) + TIOCSETA, &bts, l);
printf("ultrix TCSETA %lx returns %d\n",
ULTRIX_TCSETA - SCARG(&ap, com), result);
return result;
#endif

}
/* Emulate termios tcset() */
case ULTRIX_TCSETS:
case ULTRIX_TCSETSW:
case ULTRIX_TCSETSF:
{
struct termios bts;
struct ultrix_termios sts;

error = copyin(SCARG(&ap, data), &sts, sizeof(sts));
if (error != 0)
return error;
stios2btios (&sts, &bts);
return ultrix_do_ioctl(SCARG(&ap, fd),
ULTRIX_TCSETS - SCARG(&ap, com) + TIOCSETA, &bts, l);
}
/*
* Pseudo-tty ioctl translations.
*/
case _IOW('t', 32, int): { /* TIOCTCNTL */
int on;

error = copyin(SCARG(&ap, data), &on, sizeof(on));
if (error != 0)
return error;
return ultrix_do_ioctl(SCARG(&ap, fd), TIOCUCNTL, &on, l);
}
case _IOW('t', 33, int): { /* TIOCSIGNAL */
int sig;

error = copyin(SCARG(&ap, data), &sig, sizeof(sig));
if (error != 0)
return error;
return ultrix_do_ioctl(SCARG(&ap, fd), TIOCSIG, &sig, l);
}

/*
* Socket ioctl translations.
*/
#define IN_TYPE(a, type_t) { \
type_t localbuf; \
if ((error = copyin(SCARG(&ap, data), \
&localbuf, sizeof(type_t))) != 0) \
return error; \
return ultrix_do_ioctl(SCARG(&ap, fd), a, &localbuf, l); \
}

#define INOUT_TYPE(a, type_t) { \
type_t localbuf; \
if ((error = copyin(SCARG(&ap, data), &localbuf, \
sizeof(type_t))) != 0) \
return error; \
if ((error = ultrix_do_ioctl(SCARG(&ap, fd), a, &localbuf, l)) != 0) \
return error; \
return copyout(&localbuf, SCARG(&ap, data), sizeof(type_t)); \
}

#define IFREQ_IN(a) { \
struct oifreq ifreq; \
if ((error = copyin(SCARG(&ap, data), &ifreq, sizeof(ifreq))) != 0) \
return error; \
return ultrix_do_ioctl(SCARG(&ap, fd), a, &ifreq, l); \
}

#define IFREQ_INOUT(a) { \
struct oifreq ifreq; \
if ((error = copyin(SCARG(&ap, data), &ifreq, sizeof(ifreq))) != 0) \
return error; \
if ((error = ultrix_do_ioctl(SCARG(&ap, fd), a, &ifreq, l)) != 0) \
return error; \
return copyout(&ifreq, SCARG(&ap, data), sizeof(ifreq)); \
}

case _IOW('i', 12, struct oifreq):
/* SIOCSIFADDR */
break;

case _IOWR('i', 13, struct oifreq):
IFREQ_INOUT(OOSIOCGIFADDR);

case _IOW('i', 14, struct oifreq):
/* SIOCSIFDSTADDR */
break;

case _IOWR('i', 15, struct oifreq):
IFREQ_INOUT(OOSIOCGIFDSTADDR);

case _IOW('i', 16, struct oifreq):
/* SIOCSIFFLAGS */
break;

case _IOWR('i', 17, struct oifreq):
/* SIOCGIFFLAGS */
break;

case _IOWR('i', 18, struct oifreq):
IFREQ_INOUT(SIOCGIFBRDADDR);

case _IOWR('i', 19, struct oifreq):
IFREQ_INOUT(SIOCSIFBRDADDR);

case _IOWR('i', 20, struct ifconf): /* SIOCGIFCONF */
{
struct ifconf ifconfarg;

/*
* XXX: two more problems
* 1. Our sockaddr's are variable length, not always
* sizeof(sockaddr)
* 2. This returns a name per protocol, ie. it returns two
* "lo0"'s
*/
error = copyin(SCARG(&ap, data), &ifconfarg,
sizeof(ifconfarg));
if (error)
return error;

error = ultrix_do_ioctl(SCARG(&ap, fd), OSIOCGIFCONF,
&ifconfarg, l);
if (error)
return error;

return copyout(&ifconfarg, SCARG(&ap, data),
sizeof(ifconfarg));
}

case _IOWR('i', 21, struct oifreq):
IFREQ_INOUT(OOSIOCGIFNETMASK);

case _IOW('i', 22, struct oifreq):
IFREQ_IN(SIOCSIFNETMASK);

/* 23: _IOWR('i', 23, struct oifreq): Ultrix SIOCSPHYADDR */
/* 24: _IOWR('i', 24, struct oifreq): Ultrix SIOCSADDMULTI */
/* 25: _IOWR('i', 25, struct oifreq): Ultrix SIOCSDELMULTI */

case _IOW('i', 26, struct oifreq): /* SIOCSIFRDCTRS? */
case _IOWR('i', 27, struct oifreq): /* SIOCGIFZCTRS? */
case _IOWR('i', 28, struct oifreq): /* read physaddr ? */
return EOPNOTSUPP;

case _IOW('i', 30, struct arpreq):
/* SIOCSARP */
break;

case _IOWR('i', 31, struct arpreq):
/* SIOCGARP */
break;

case _IOW('i', 32, struct arpreq):
/* SIOCDARP */
break;

case _IOW('i', 40, struct oifreq): /* SIOCARPREQ */
return EOPNOTSUPP;

case _IOWR('i', 41, struct oifreq):
IFREQ_INOUT(SIOCGIFMETRIC);

case _IOWR('i', 42, struct oifreq):
IFREQ_IN(SIOCSIFMETRIC);

case _IOW('i', 44, struct oifreq): /* SIOCSETSYNC */
case _IOWR('i', 45, struct oifreq): /* SIOCGETSYNC */
case _IOWR('i', 46, struct oifreq): /* SIOCSDSTATS */
case _IOWR('i', 47, struct oifreq): /* SIOCSESTATS */
case _IOW('i', 48, int): /* SIOCSPROMISC */
return EOPNOTSUPP;

/* emulate for vat, vic tools */
case _IOW('i', 49, struct oifreq): /* SIOCADDMULTI */
case _IOW('i', 50, struct oifreq): /* SIOCDELMULTI */
return EOPNOTSUPP;

}
return sys_ioctl(l, &ap, retval);
}