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ultrix_ioctl.c revision 1.1
      1 /*	$NetBSD: ultrix_ioctl.c,v 1.1 1995/12/26 04:44:39 jonathan Exp $ */
      2 /*	from : NetBSD: sunos_ioctl.c,v 1.21 1995/10/07 06:27:31 mycroft Exp */
      3 
      4 /*
      5  * Copyright (c) 1993 Markus Wild.
      6  * All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. The name of the author may not be used to endorse or promote products
     14  *    derived from this software without specific prior written permission
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  *
     27  * loosely from: Header: sunos_ioctl.c,v 1.7 93/05/28 04:40:43 torek Exp
     28  */
     29 
     30 #include <sys/param.h>
     31 #include <sys/proc.h>
     32 #include <sys/systm.h>
     33 #include <sys/file.h>
     34 #include <sys/filedesc.h>
     35 #include <sys/ioctl.h>
     36 #include <sys/termios.h>
     37 #include <sys/tty.h>
     38 #include <sys/socket.h>
     39 #include <sys/audioio.h>
     40 #include <net/if.h>
     41 
     42 #include <sys/mount.h>
     43 
     44 #include <compat/ultrix/ultrix_syscallargs.h>
     45 #include <sys/syscallargs.h>
     46 
     47 #include <compat/sunos/sunos.h>
     48 
     49 #include "ultrix_tty.h"
     50 
     51 
     52 /*
     53  * SunOS ioctl calls.
     54  * This file is something of a hodge-podge.
     55  * Support gets added as things turn up....
     56  */
     57 
     58 static struct speedtab sptab[] = {
     59 	{ 0, 0 },
     60 	{ 50, 1 },
     61 	{ 75, 2 },
     62 	{ 110, 3 },
     63 	{ 134, 4 },
     64 	{ 135, 4 },
     65 	{ 150, 5 },
     66 	{ 200, 6 },
     67 	{ 300, 7 },
     68 	{ 600, 8 },
     69 	{ 1200, 9 },
     70 	{ 1800, 10 },
     71 	{ 2400, 11 },
     72 	{ 4800, 12 },
     73 	{ 9600, 13 },
     74 	{ 19200, 14 },
     75 	{ 38400, 15 },
     76 	{ -1, -1 }
     77 };
     78 
     79 static u_long s2btab[] = {
     80 	0,
     81 	50,
     82 	75,
     83 	110,
     84 	134,
     85 	150,
     86 	200,
     87 	300,
     88 	600,
     89 	1200,
     90 	1800,
     91 	2400,
     92 	4800,
     93 	9600,
     94 	19200,
     95 	38400,
     96 };
     97 
     98 /*
     99  * these two conversion functions have mostly been done
    100  * with some perl cut&paste, then handedited to comment
    101  * out what doesn't exist under NetBSD.
    102  * A note from Markus's code:
    103  *	(l & BITMASK1) / BITMASK1 * BITMASK2  is translated
    104  *	optimally by gcc m68k, much better than any ?: stuff.
    105  *	Code may vary with different architectures of course.
    106  *
    107  * I don't know what optimizer you used, but seeing divu's and
    108  * bfextu's in the m68k assembly output did not encourage me...
    109  * as well, gcc on the sparc definately generates much better
    110  * code with ?:.
    111  */
    112 
    113 static void
    114 stios2btios(st, bt)
    115 	struct sunos_termios *st;
    116 	struct termios *bt;
    117 {
    118 	register u_long l, r;
    119 
    120 	l = st->c_iflag;
    121 	r = 	((l & 0x00000001) ? IGNBRK	: 0);
    122 	r |=	((l & 0x00000002) ? BRKINT	: 0);
    123 	r |=	((l & 0x00000004) ? IGNPAR	: 0);
    124 	r |=	((l & 0x00000008) ? PARMRK	: 0);
    125 	r |=	((l & 0x00000010) ? INPCK	: 0);
    126 	r |=	((l & 0x00000020) ? ISTRIP	: 0);
    127 	r |= 	((l & 0x00000040) ? INLCR	: 0);
    128 	r |=	((l & 0x00000080) ? IGNCR	: 0);
    129 	r |=	((l & 0x00000100) ? ICRNL	: 0);
    130 	/*	((l & 0x00000200) ? IUCLC	: 0) */
    131 	r |=	((l & 0x00000400) ? IXON	: 0);
    132 	r |=	((l & 0x00000800) ? IXANY	: 0);
    133 	r |=	((l & 0x00001000) ? IXOFF	: 0);
    134 	r |=	((l & 0x00002000) ? IMAXBEL	: 0);
    135 	bt->c_iflag = r;
    136 
    137 	l = st->c_oflag;
    138 	r = 	((l & 0x00000001) ? OPOST	: 0);
    139 	/*	((l & 0x00000002) ? OLCUC	: 0) */
    140 	r |=	((l & 0x00000004) ? ONLCR	: 0);
    141 	/*	((l & 0x00000008) ? OCRNL	: 0) */
    142 	/*	((l & 0x00000010) ? ONOCR	: 0) */
    143 	/*	((l & 0x00000020) ? ONLRET	: 0) */
    144 	/*	((l & 0x00000040) ? OFILL	: 0) */
    145 	/*	((l & 0x00000080) ? OFDEL	: 0) */
    146 	/*	((l & 0x00000100) ? NLDLY	: 0) */
    147 	/*	((l & 0x00000100) ? NL1		: 0) */
    148 	/*	((l & 0x00000600) ? CRDLY	: 0) */
    149 	/*	((l & 0x00000200) ? CR1		: 0) */
    150 	/*	((l & 0x00000400) ? CR2		: 0) */
    151 	/*	((l & 0x00000600) ? CR3		: 0) */
    152 	/*	((l & 0x00001800) ? TABDLY	: 0) */
    153 	/*	((l & 0x00000800) ? TAB1	: 0) */
    154 	/*	((l & 0x00001000) ? TAB2	: 0) */
    155 	r |=	((l & 0x00001800) ? OXTABS	: 0);
    156 	/*	((l & 0x00002000) ? BSDLY	: 0) */
    157 	/*	((l & 0x00002000) ? BS1		: 0) */
    158 	/*	((l & 0x00004000) ? VTDLY	: 0) */
    159 	/*	((l & 0x00004000) ? VT1		: 0) */
    160 	/*	((l & 0x00008000) ? FFDLY	: 0) */
    161 	/*	((l & 0x00008000) ? FF1		: 0) */
    162 	/*	((l & 0x00010000) ? PAGEOUT	: 0) */
    163 	/*	((l & 0x00020000) ? WRAP	: 0) */
    164 	bt->c_oflag = r;
    165 
    166 	l = st->c_cflag;
    167 	switch (l & 0x00000030) {
    168 	case 0:
    169 		r = CS5;
    170 		break;
    171 	case 0x00000010:
    172 		r = CS6;
    173 		break;
    174 	case 0x00000020:
    175 		r = CS7;
    176 		break;
    177 	case 0x00000030:
    178 		r = CS8;
    179 		break;
    180 	}
    181 	r |=	((l & 0x00000040) ? CSTOPB	: 0);
    182 	r |=	((l & 0x00000080) ? CREAD	: 0);
    183 	r |= 	((l & 0x00000100) ? PARENB	: 0);
    184 	r |=	((l & 0x00000200) ? PARODD	: 0);
    185 	r |=	((l & 0x00000400) ? HUPCL	: 0);
    186 	r |=	((l & 0x00000800) ? CLOCAL	: 0);
    187 	/*	((l & 0x00001000) ? LOBLK	: 0) */
    188 	r |=	((l & 0x80000000) ? (CRTS_IFLOW|CCTS_OFLOW) : 0);
    189 	bt->c_cflag = r;
    190 
    191 	bt->c_ispeed = bt->c_ospeed = s2btab[l & 0x0000000f];
    192 
    193 	l = st->c_lflag;
    194 	r = 	((l & 0x00000001) ? ISIG	: 0);
    195 	r |=	((l & 0x00000002) ? ICANON	: 0);
    196 	/*	((l & 0x00000004) ? XCASE	: 0) */
    197 	r |=	((l & 0x00000008) ? ECHO	: 0);
    198 	r |=	((l & 0x00000010) ? ECHOE	: 0);
    199 	r |=	((l & 0x00000020) ? ECHOK	: 0);
    200 	r |=	((l & 0x00000040) ? ECHONL	: 0);
    201 	r |= 	((l & 0x00000080) ? NOFLSH	: 0);
    202 	r |=	((l & 0x00000100) ? TOSTOP	: 0);
    203 	r |=	((l & 0x00000200) ? ECHOCTL	: 0);
    204 	r |=	((l & 0x00000400) ? ECHOPRT	: 0);
    205 	r |=	((l & 0x00000800) ? ECHOKE	: 0);
    206 	/*	((l & 0x00001000) ? DEFECHO	: 0) */
    207 	r |=	((l & 0x00002000) ? FLUSHO	: 0);
    208 	r |=	((l & 0x00004000) ? PENDIN	: 0);
    209 	bt->c_lflag = r;
    210 
    211 	bt->c_cc[VINTR]    = st->c_cc[0]  ? st->c_cc[0]  : _POSIX_VDISABLE;
    212 	bt->c_cc[VQUIT]    = st->c_cc[1]  ? st->c_cc[1]  : _POSIX_VDISABLE;
    213 	bt->c_cc[VERASE]   = st->c_cc[2]  ? st->c_cc[2]  : _POSIX_VDISABLE;
    214 	bt->c_cc[VKILL]    = st->c_cc[3]  ? st->c_cc[3]  : _POSIX_VDISABLE;
    215 	bt->c_cc[VEOF]     = st->c_cc[4]  ? st->c_cc[4]  : _POSIX_VDISABLE;
    216 	bt->c_cc[VEOL]     = st->c_cc[5]  ? st->c_cc[5]  : _POSIX_VDISABLE;
    217 	bt->c_cc[VEOL2]    = st->c_cc[6]  ? st->c_cc[6]  : _POSIX_VDISABLE;
    218     /*	bt->c_cc[VSWTCH]   = st->c_cc[7]  ? st->c_cc[7]  : _POSIX_VDISABLE; */
    219 	bt->c_cc[VSTART]   = st->c_cc[8]  ? st->c_cc[8]  : _POSIX_VDISABLE;
    220 	bt->c_cc[VSTOP]    = st->c_cc[9]  ? st->c_cc[9]  : _POSIX_VDISABLE;
    221 	bt->c_cc[VSUSP]    = st->c_cc[10] ? st->c_cc[10] : _POSIX_VDISABLE;
    222 	bt->c_cc[VDSUSP]   = st->c_cc[11] ? st->c_cc[11] : _POSIX_VDISABLE;
    223 	bt->c_cc[VREPRINT] = st->c_cc[12] ? st->c_cc[12] : _POSIX_VDISABLE;
    224 	bt->c_cc[VDISCARD] = st->c_cc[13] ? st->c_cc[13] : _POSIX_VDISABLE;
    225 	bt->c_cc[VWERASE]  = st->c_cc[14] ? st->c_cc[14] : _POSIX_VDISABLE;
    226 	bt->c_cc[VLNEXT]   = st->c_cc[15] ? st->c_cc[15] : _POSIX_VDISABLE;
    227 	bt->c_cc[VSTATUS]  = st->c_cc[16] ? st->c_cc[16] : _POSIX_VDISABLE;
    228 
    229 	/* if `raw mode', create native VMIN/VTIME from SunOS VEOF/VEOL */
    230 	bt->c_cc[VMIN]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOF];
    231 	bt->c_cc[VTIME]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOL];
    232 }
    233 
    234 
    235 static void
    236 btios2stios(bt, st)
    237 	struct termios *bt;
    238 	struct sunos_termios *st;
    239 {
    240 	register u_long l, r;
    241 
    242 	l = bt->c_iflag;
    243 	r = 	((l &  IGNBRK) ? 0x00000001	: 0);
    244 	r |=	((l &  BRKINT) ? 0x00000002	: 0);
    245 	r |=	((l &  IGNPAR) ? 0x00000004	: 0);
    246 	r |=	((l &  PARMRK) ? 0x00000008	: 0);
    247 	r |=	((l &   INPCK) ? 0x00000010	: 0);
    248 	r |=	((l &  ISTRIP) ? 0x00000020	: 0);
    249 	r |=	((l &   INLCR) ? 0x00000040	: 0);
    250 	r |=	((l &   IGNCR) ? 0x00000080	: 0);
    251 	r |=	((l &   ICRNL) ? 0x00000100	: 0);
    252 	/*	((l &   IUCLC) ? 0x00000200	: 0) */
    253 	r |=	((l &    IXON) ? 0x00000400	: 0);
    254 	r |=	((l &   IXANY) ? 0x00000800	: 0);
    255 	r |=	((l &   IXOFF) ? 0x00001000	: 0);
    256 	r |=	((l & IMAXBEL) ? 0x00002000	: 0);
    257 	st->c_iflag = r;
    258 
    259 	l = bt->c_oflag;
    260 	r =	((l &   OPOST) ? 0x00000001	: 0);
    261 	/*	((l &   OLCUC) ? 0x00000002	: 0) */
    262 	r |=	((l &   ONLCR) ? 0x00000004	: 0);
    263 	/*	((l &   OCRNL) ? 0x00000008	: 0) */
    264 	/*	((l &   ONOCR) ? 0x00000010	: 0) */
    265 	/*	((l &  ONLRET) ? 0x00000020	: 0) */
    266 	/*	((l &   OFILL) ? 0x00000040	: 0) */
    267 	/*	((l &   OFDEL) ? 0x00000080	: 0) */
    268 	/*	((l &   NLDLY) ? 0x00000100	: 0) */
    269 	/*	((l &     NL1) ? 0x00000100	: 0) */
    270 	/*	((l &   CRDLY) ? 0x00000600	: 0) */
    271 	/*	((l &     CR1) ? 0x00000200	: 0) */
    272 	/*	((l &     CR2) ? 0x00000400	: 0) */
    273 	/*	((l &     CR3) ? 0x00000600	: 0) */
    274 	/*	((l &  TABDLY) ? 0x00001800	: 0) */
    275 	/*	((l &    TAB1) ? 0x00000800	: 0) */
    276 	/*	((l &    TAB2) ? 0x00001000	: 0) */
    277 	r |=	((l &  OXTABS) ? 0x00001800	: 0);
    278 	/*	((l &   BSDLY) ? 0x00002000	: 0) */
    279 	/*	((l &     BS1) ? 0x00002000	: 0) */
    280 	/*	((l &   VTDLY) ? 0x00004000	: 0) */
    281 	/*	((l &     VT1) ? 0x00004000	: 0) */
    282 	/*	((l &   FFDLY) ? 0x00008000	: 0) */
    283 	/*	((l &     FF1) ? 0x00008000	: 0) */
    284 	/*	((l & PAGEOUT) ? 0x00010000	: 0) */
    285 	/*	((l &    WRAP) ? 0x00020000	: 0) */
    286 	st->c_oflag = r;
    287 
    288 	l = bt->c_cflag;
    289 	switch (l & CSIZE) {
    290 	case CS5:
    291 		r = 0;
    292 		break;
    293 	case CS6:
    294 		r = 0x00000010;
    295 		break;
    296 	case CS7:
    297 		r = 0x00000020;
    298 		break;
    299 	case CS8:
    300 		r = 0x00000030;
    301 		break;
    302 	}
    303 	r |=	((l &  CSTOPB) ? 0x00000040	: 0);
    304 	r |=	((l &   CREAD) ? 0x00000080	: 0);
    305 	r |=	((l &  PARENB) ? 0x00000100	: 0);
    306 	r |=	((l &  PARODD) ? 0x00000200	: 0);
    307 	r |=	((l &   HUPCL) ? 0x00000400	: 0);
    308 	r |=	((l &  CLOCAL) ? 0x00000800	: 0);
    309 	/*	((l &   LOBLK) ? 0x00001000	: 0) */
    310 	r |=	((l & (CRTS_IFLOW|CCTS_OFLOW)) ? 0x80000000 : 0);
    311 	st->c_cflag = r;
    312 
    313 	l = bt->c_lflag;
    314 	r =	((l &    ISIG) ? 0x00000001	: 0);
    315 	r |=	((l &  ICANON) ? 0x00000002	: 0);
    316 	/*	((l &   XCASE) ? 0x00000004	: 0) */
    317 	r |=	((l &    ECHO) ? 0x00000008	: 0);
    318 	r |=	((l &   ECHOE) ? 0x00000010	: 0);
    319 	r |=	((l &   ECHOK) ? 0x00000020	: 0);
    320 	r |=	((l &  ECHONL) ? 0x00000040	: 0);
    321 	r |=	((l &  NOFLSH) ? 0x00000080	: 0);
    322 	r |=	((l &  TOSTOP) ? 0x00000100	: 0);
    323 	r |=	((l & ECHOCTL) ? 0x00000200	: 0);
    324 	r |=	((l & ECHOPRT) ? 0x00000400	: 0);
    325 	r |=	((l &  ECHOKE) ? 0x00000800	: 0);
    326 	/*	((l & DEFECHO) ? 0x00001000	: 0) */
    327 	r |=	((l &  FLUSHO) ? 0x00002000	: 0);
    328 	r |=	((l &  PENDIN) ? 0x00004000	: 0);
    329 	st->c_lflag = r;
    330 
    331 	l = ttspeedtab(bt->c_ospeed, sptab);
    332 	if (l >= 0)
    333 		st->c_cflag |= l;
    334 
    335 	st->c_cc[0] = bt->c_cc[VINTR]   != _POSIX_VDISABLE? bt->c_cc[VINTR]:0;
    336 	st->c_cc[1] = bt->c_cc[VQUIT]   != _POSIX_VDISABLE? bt->c_cc[VQUIT]:0;
    337 	st->c_cc[2] = bt->c_cc[VERASE]  != _POSIX_VDISABLE? bt->c_cc[VERASE]:0;
    338 	st->c_cc[3] = bt->c_cc[VKILL]   != _POSIX_VDISABLE? bt->c_cc[VKILL]:0;
    339 	st->c_cc[4] = bt->c_cc[VEOF]    != _POSIX_VDISABLE? bt->c_cc[VEOF]:0;
    340 	st->c_cc[5] = bt->c_cc[VEOL]    != _POSIX_VDISABLE? bt->c_cc[VEOL]:0;
    341 	st->c_cc[6] = bt->c_cc[VEOL2]   != _POSIX_VDISABLE? bt->c_cc[VEOL2]:0;
    342 	st->c_cc[7] = 0;
    343 		/*    bt->c_cc[VSWTCH]  != _POSIX_VDISABLE? bt->c_cc[VSWTCH]: */
    344 	st->c_cc[8] = bt->c_cc[VSTART]  != _POSIX_VDISABLE? bt->c_cc[VSTART]:0;
    345 	st->c_cc[9] = bt->c_cc[VSTOP]   != _POSIX_VDISABLE? bt->c_cc[VSTOP]:0;
    346 	st->c_cc[10]= bt->c_cc[VSUSP]   != _POSIX_VDISABLE? bt->c_cc[VSUSP]:0;
    347 	st->c_cc[11]= bt->c_cc[VDSUSP]  != _POSIX_VDISABLE? bt->c_cc[VDSUSP]:0;
    348 	st->c_cc[12]= bt->c_cc[VREPRINT]!= _POSIX_VDISABLE? bt->c_cc[VREPRINT]:0;
    349 	st->c_cc[13]= bt->c_cc[VDISCARD]!= _POSIX_VDISABLE? bt->c_cc[VDISCARD]:0;
    350 	st->c_cc[14]= bt->c_cc[VWERASE] != _POSIX_VDISABLE? bt->c_cc[VWERASE]:0;
    351 	st->c_cc[15]= bt->c_cc[VLNEXT]  != _POSIX_VDISABLE? bt->c_cc[VLNEXT]:0;
    352 	st->c_cc[16]= bt->c_cc[VSTATUS] != _POSIX_VDISABLE? bt->c_cc[VSTATUS]:0;
    353 
    354 	if (!(bt->c_lflag & ICANON)) {
    355 		/* SunOS stores VMIN/VTIME in VEOF/VEOL (if ICANON is off) */
    356 		st->c_cc[4] = bt->c_cc[VMIN];
    357 		st->c_cc[5] = bt->c_cc[VTIME];
    358 	}
    359 
    360 	st->c_line = 0;
    361 }
    362 
    363 static void
    364 stios2stio(ts, t)
    365 	struct sunos_termios *ts;
    366 	struct sunos_termio *t;
    367 {
    368 	t->c_iflag = ts->c_iflag;
    369 	t->c_oflag = ts->c_oflag;
    370 	t->c_cflag = ts->c_cflag;
    371 	t->c_lflag = ts->c_lflag;
    372 	t->c_line  = ts->c_line;
    373 	bcopy(ts->c_cc, t->c_cc, 8);
    374 }
    375 
    376 static void
    377 stio2stios(t, ts)
    378 	struct sunos_termio *t;
    379 	struct sunos_termios *ts;
    380 {
    381 	ts->c_iflag = t->c_iflag;
    382 	ts->c_oflag = t->c_oflag;
    383 	ts->c_cflag = t->c_cflag;
    384 	ts->c_lflag = t->c_lflag;
    385 	ts->c_line  = t->c_line;
    386 	bcopy(t->c_cc, ts->c_cc, 8); /* don't touch the upper fields! */
    387 }
    388 
    389 int
    390 ultrix_sys_ioctl(p, v, retval)
    391 	register struct proc *p;
    392 	void *v;
    393 	register_t *retval;
    394 {
    395 	struct ultrix_sys_ioctl_args *uap = v;
    396 	register struct filedesc *fdp = p->p_fd;
    397 	register struct file *fp;
    398 	register int (*ctl)();
    399 	int error;
    400 
    401 	if ( (unsigned)SCARG(uap, fd) >= fdp->fd_nfiles ||
    402 	    (fp = fdp->fd_ofiles[SCARG(uap, fd)]) == NULL)
    403 		return EBADF;
    404 
    405 	if ((fp->f_flag & (FREAD|FWRITE)) == 0)
    406 		return EBADF;
    407 
    408 	ctl = fp->f_ops->fo_ioctl;
    409 
    410 	switch (SCARG(uap, com)) {
    411 	case _IOR('t', 0, int):
    412 		SCARG(uap, com) = TIOCGETD;
    413 		break;
    414 	case _IOW('t', 1, int):
    415 	    {
    416 		int disc;
    417 
    418 		if ((error = copyin(SCARG(uap, data), (caddr_t)&disc,
    419 		    sizeof disc)) != 0)
    420 			return error;
    421 
    422 		/* map SunOS NTTYDISC into our termios discipline */
    423 		if (disc == 2)
    424 			disc = 0;
    425 		/* all other disciplines are not supported by NetBSD */
    426 		if (disc)
    427 			return ENXIO;
    428 
    429 		return (*ctl)(fp, TIOCSETD, (caddr_t)&disc, p);
    430 	    }
    431 	case _IOW('t', 101, int):	/* sun SUNOS_TIOCSSOFTCAR */
    432 	    {
    433 		int x;	/* unused */
    434 
    435 		return copyin((caddr_t)&x, SCARG(uap, data), sizeof x);
    436 	    }
    437 	case _IOR('t', 100, int):	/* sun SUNOS_TIOCSSOFTCAR */
    438 	    {
    439 		int x = 0;
    440 
    441 		return copyout((caddr_t)&x, SCARG(uap, data), sizeof x);
    442 	    }
    443 	case _IO('t', 36): 		/* sun TIOCCONS, no parameters */
    444 	    {
    445 		int on = 1;
    446 		return (*ctl)(fp, TIOCCONS, (caddr_t)&on, p);
    447 	    }
    448 	case _IOW('t', 37, struct sunos_ttysize):
    449 	    {
    450 		struct winsize ws;
    451 		struct sunos_ttysize ss;
    452 
    453 		if ((error = (*ctl)(fp, TIOCGWINSZ, (caddr_t)&ws, p)) != 0)
    454 			return (error);
    455 
    456 		if ((error = copyin (SCARG(uap, data), &ss, sizeof (ss))) != 0)
    457 			return error;
    458 
    459 		ws.ws_row = ss.ts_row;
    460 		ws.ws_col = ss.ts_col;
    461 
    462 		return ((*ctl)(fp, TIOCSWINSZ, (caddr_t)&ws, p));
    463 	    }
    464 	case _IOW('t', 38, struct sunos_ttysize):
    465 	    {
    466 		struct winsize ws;
    467 		struct sunos_ttysize ss;
    468 
    469 		if ((error = (*ctl)(fp, TIOCGWINSZ, (caddr_t)&ws, p)) != 0)
    470 			return (error);
    471 
    472 		ss.ts_row = ws.ws_row;
    473 		ss.ts_col = ws.ws_col;
    474 
    475 		return copyout ((caddr_t)&ss, SCARG(uap, data), sizeof (ss));
    476 	    }
    477 	case _IOW('t', 130, int):
    478 		SCARG(uap, com) = TIOCSPGRP;
    479 		break;
    480 	case _IOR('t', 131, int):
    481 		SCARG(uap, com) = TIOCGPGRP;
    482 		break;
    483 	case _IO('t', 132):
    484 		SCARG(uap, com) = TIOCSCTTY;
    485 		break;
    486 	case ULTRIX_TCGETA:
    487 	case ULTRIX_TCGETS:
    488 	    {
    489 		struct termios bts;
    490 		struct ultrix_termios sts;
    491 		struct ultrix_termio st;
    492 
    493 		if ((error = (*ctl)(fp, TIOCGETA, (caddr_t)&bts, p)) != 0)
    494 			return error;
    495 
    496 		btios2stios (&bts, &sts);
    497 		if (SCARG(uap, com) == ULTRIX_TCGETA) {
    498 			stios2stio (&sts, &st);
    499 			return copyout((caddr_t)&st, SCARG(uap, data),
    500 			    sizeof (st));
    501 		} else
    502 			return copyout((caddr_t)&sts, SCARG(uap, data),
    503 			    sizeof (sts));
    504 		/*NOTREACHED*/
    505 	    }
    506 	case ULTRIX_TCSETA:
    507 	case ULTRIX_TCSETAW:
    508 	case ULTRIX_TCSETAF:
    509 	    {
    510 		struct termios bts;
    511 		struct ultrix_termios sts;
    512 		struct ultrix_termio st;
    513 		int result;
    514 
    515 		if ((error = copyin(SCARG(uap, data), (caddr_t)&st,
    516 		    sizeof (st))) != 0)
    517 			return error;
    518 
    519 		/* get full BSD termios so we don't lose information */
    520 		if ((error = (*ctl)(fp, TIOCGETA, (caddr_t)&bts, p)) != 0)
    521 			return error;
    522 
    523 		/*
    524 		 * convert to sun termios, copy in information from
    525 		 * termio, and convert back, then set new values.
    526 		 */
    527 		btios2stios(&bts, &sts);
    528 		stio2stios(&st, &sts);
    529 		stios2btios(&sts, &bts);
    530 
    531 		/*
    532 		 * map ioctl code: ultrix tcsets are numbered in reverse order
    533 		 */
    534 #ifdef notyet
    535 		return (*ctl)(fp, ULTRIX_TCSETA - SCARG(uap, com) + TIOCSETA,
    536 		    (caddr_t)&bts, p);
    537 #else
    538 		result= (*ctl)(fp, ULTRIX_TCSETA -  SCARG(uap, com) + TIOCSETA,
    539 		    (caddr_t)&bts, p);
    540 		printf("ultrix TCSETA %x returns %d\n",
    541 		       ULTRIX_TCSETA - SCARG(uap, com), result);
    542 		return result;
    543 #endif
    544 
    545 	    }
    546 	case ULTRIX_TCSETS:
    547 	case ULTRIX_TCSETSW:
    548 	case ULTRIX_TCSETSF:
    549 	    {
    550 		struct termios bts;
    551 		struct ultrix_termios sts;
    552 		int result;
    553 
    554 		if ((error = copyin (SCARG(uap, data), (caddr_t)&sts,
    555 		    sizeof (sts))) != 0)
    556 			return error;
    557 		stios2btios (&sts, &bts);
    558 #ifndef DEBUG
    559 		return (*ctl)(fp, ULTRIX_TCSETS - SCARG(uap, com) + TIOCSETA,
    560 		    (caddr_t)&bts, p);
    561 #else
    562 		result = (*ctl)(fp, ULTRIX_TCSETS - SCARG(uap, com) + TIOCSETA,
    563 		    (caddr_t)&bts, p);
    564 	printf("ultrix TCSETS %x returns %d\n",
    565 	       ULTRIX_TCSETS - SCARG(uap, com), result);
    566 		return result;
    567 #endif
    568 	    }
    569 /*
    570  * Pseudo-tty ioctl translations.
    571  */
    572 	case _IOW('t', 32, int): {	/* TIOCTCNTL */
    573 		int error, on;
    574 
    575 		if (error = copyin (SCARG(uap, data), (caddr_t)&on, sizeof (on)))
    576 			return error;
    577 		return (*ctl)(fp, TIOCUCNTL, (caddr_t)&on, p);
    578 	}
    579 	case _IOW('t', 33, int): {	/* TIOCSIGNAL */
    580 		int error, sig;
    581 
    582 		if (error = copyin (SCARG(uap, data), (caddr_t)&sig, sizeof (sig)))
    583 			return error;
    584 		return (*ctl)(fp, TIOCSIG, (caddr_t)&sig, p);
    585 	}
    586 
    587 /*
    588  * Socket ioctl translations.
    589  */
    590 #define IFREQ_IN(a) { \
    591 	struct ifreq ifreq; \
    592 	if (error = copyin (SCARG(uap, data), (caddr_t)&ifreq, sizeof (ifreq))) \
    593 		return error; \
    594 	return (*ctl)(fp, a, (caddr_t)&ifreq, p); \
    595 }
    596 #define IFREQ_INOUT(a) { \
    597 	struct ifreq ifreq; \
    598 	if (error = copyin (SCARG(uap, data), (caddr_t)&ifreq, sizeof (ifreq))) \
    599 		return error; \
    600 	if (error = (*ctl)(fp, a, (caddr_t)&ifreq, p)) \
    601 		return error; \
    602 	return copyout ((caddr_t)&ifreq, SCARG(uap, data), sizeof (ifreq)); \
    603 }
    604 
    605 	case _IOW('i', 12, struct ifreq):
    606 		/* SIOCSIFADDR */
    607 		break;
    608 
    609 	case _IOWR('i', 13, struct ifreq):
    610 		IFREQ_INOUT(OSIOCGIFADDR);
    611 
    612 	case _IOW('i', 14, struct ifreq):
    613 		/* SIOCSIFDSTADDR */
    614 		break;
    615 
    616 	case _IOWR('i', 15, struct ifreq):
    617 		IFREQ_INOUT(OSIOCGIFDSTADDR);
    618 
    619 	case _IOW('i', 16, struct ifreq):
    620 		/* SIOCSIFFLAGS */
    621 		break;
    622 
    623 	case _IOWR('i', 17, struct ifreq):
    624 		/* SIOCGIFFLAGS */
    625 		break;
    626 
    627 	case _IOW('i', 21, struct ifreq):
    628 		IFREQ_IN(SIOCSIFMTU);
    629 
    630 	case _IOWR('i', 22, struct ifreq):
    631 		IFREQ_INOUT(SIOCGIFMTU);
    632 
    633 	case _IOWR('i', 23, struct ifreq):
    634 		IFREQ_INOUT(SIOCGIFBRDADDR);
    635 
    636 	case _IOW('i', 24, struct ifreq):
    637 		IFREQ_IN(SIOCSIFBRDADDR);
    638 
    639 	case _IOWR('i', 25, struct ifreq):
    640 		IFREQ_INOUT(OSIOCGIFNETMASK);
    641 
    642 	case _IOW('i', 26, struct ifreq):
    643 		IFREQ_IN(SIOCSIFNETMASK);
    644 
    645 	case _IOWR('i', 27, struct ifreq):
    646 		IFREQ_INOUT(SIOCGIFMETRIC);
    647 
    648 	case _IOWR('i', 28, struct ifreq):
    649 		IFREQ_IN(SIOCSIFMETRIC);
    650 
    651 	case _IOW('i', 30, struct arpreq):
    652 		/* SIOCSARP */
    653 		break;
    654 
    655 	case _IOWR('i', 31, struct arpreq):
    656 		/* SIOCGARP */
    657 		break;
    658 
    659 	case _IOW('i', 32, struct arpreq):
    660 		/* SIOCDARP */
    661 		break;
    662 
    663 	case _IOW('i', 18, struct ifreq):	/* SIOCSIFMEM */
    664 	case _IOWR('i', 19, struct ifreq):	/* SIOCGIFMEM */
    665 	case _IOW('i', 40, struct ifreq):	/* SIOCUPPER */
    666 	case _IOW('i', 41, struct ifreq):	/* SIOCLOWER */
    667 	case _IOW('i', 44, struct ifreq):	/* SIOCSETSYNC */
    668 	case _IOWR('i', 45, struct ifreq):	/* SIOCGETSYNC */
    669 	case _IOWR('i', 46, struct ifreq):	/* SIOCSDSTATS */
    670 	case _IOWR('i', 47, struct ifreq):	/* SIOCSESTATS */
    671 	case _IOW('i', 48, int):		/* SIOCSPROMISC */
    672 	case _IOW('i', 49, struct ifreq):	/* SIOCADDMULTI */
    673 	case _IOW('i', 50, struct ifreq):	/* SIOCDELMULTI */
    674 		return EOPNOTSUPP;
    675 
    676 	case _IOWR('i', 20, struct ifconf):	/* SIOCGIFCONF */
    677 	    {
    678 		struct ifconf ifconf;
    679 
    680 		/*
    681 		 * XXX: two more problems
    682 		 * 1. our sockaddr's are variable length, not always sizeof(sockaddr)
    683 		 * 2. this returns a name per protocol, ie. it returns two "lo0"'s
    684 		 */
    685 		if (error = copyin (SCARG(uap, data), (caddr_t)&ifconf,
    686 		    sizeof (ifconf)))
    687 			return error;
    688 		if (error = (*ctl)(fp, OSIOCGIFCONF, (caddr_t)&ifconf, p))
    689 			return error;
    690 		return copyout ((caddr_t)&ifconf, SCARG(uap, data),
    691 		    sizeof (ifconf));
    692 	    }
    693 
    694 	}
    695 	return (sys_ioctl(p, uap, retval));
    696 }
    697