Home | History | Annotate | Line # | Download | only in ultrix
ultrix_ioctl.c revision 1.14
      1 /*	$NetBSD: ultrix_ioctl.c,v 1.14 2000/03/30 11:27:21 augustss 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 "opt_compat_ultrix.h"
     31 #include "opt_compat_sunos.h"
     32 
     33 #include <sys/param.h>
     34 #include <sys/proc.h>
     35 #include <sys/systm.h>
     36 #include <sys/file.h>
     37 #include <sys/filedesc.h>
     38 #include <sys/ioctl.h>
     39 #include <sys/termios.h>
     40 #include <sys/tty.h>
     41 #include <sys/socket.h>
     42 #include <sys/audioio.h>
     43 #include <net/if.h>
     44 
     45 #include <sys/mount.h>
     46 
     47 #include <compat/ultrix/ultrix_syscallargs.h>
     48 #include <sys/syscallargs.h>
     49 
     50 #include <compat/sunos/sunos.h>
     51 
     52 #include "ultrix_tty.h"
     53 
     54 #define emul_termio	ultrix_termio
     55 #define emul_termios	ultrix_termios
     56 
     57 /*
     58  * SunOS ioctl calls.
     59  * This file is something of a hodge-podge.
     60  * Support gets added as things turn up....
     61  */
     62 
     63 static struct speedtab sptab[] = {
     64 	{ 0, 0 },
     65 	{ 50, 1 },
     66 	{ 75, 2 },
     67 	{ 110, 3 },
     68 	{ 134, 4 },
     69 	{ 135, 4 },
     70 	{ 150, 5 },
     71 	{ 200, 6 },
     72 	{ 300, 7 },
     73 	{ 600, 8 },
     74 	{ 1200, 9 },
     75 	{ 1800, 10 },
     76 	{ 2400, 11 },
     77 	{ 4800, 12 },
     78 	{ 9600, 13 },
     79 	{ 19200, 14 },
     80 	{ 38400, 15 },
     81 	{ -1, -1 }
     82 };
     83 
     84 static u_long s2btab[] = {
     85 	0,
     86 	50,
     87 	75,
     88 	110,
     89 	134,
     90 	150,
     91 	200,
     92 	300,
     93 	600,
     94 	1200,
     95 	1800,
     96 	2400,
     97 	4800,
     98 	9600,
     99 	19200,
    100 	38400,
    101 };
    102 
    103 
    104 /*
    105  * Translate a single tty control char from the emulation value
    106  * to native termios, and vice-versa. Special-case
    107  * the value of POSIX_VDISABLE, mapping it to and from 0.
    108  */
    109 #define NATIVE_TO_EMUL_CC(bsd_cc) \
    110  (((bsd_cc)   != _POSIX_VDISABLE) ? (bsd_cc) : 0)
    111 
    112 #define EMUL_TO_NATIVE_CC(emul_cc) \
    113  (emul_cc) ? (emul_cc) : _POSIX_VDISABLE;
    114 
    115 
    116 static void stios2btios __P((struct emul_termios *, struct termios *));
    117 static void btios2stios __P((struct termios *, struct emul_termios *));
    118 static void stios2stio __P((struct emul_termios *, struct emul_termio *));
    119 static void stio2stios __P((struct emul_termio *, struct emul_termios *));
    120 
    121 /*
    122  * these two conversion functions have mostly been done
    123  * with some perl cut&paste, then handedited to comment
    124  * out what doesn't exist under NetBSD.
    125  * A note from Markus's code:
    126  *	(l & BITMASK1) / BITMASK1 * BITMASK2  is translated
    127  *	optimally by gcc m68k, much better than any ?: stuff.
    128  *	Code may vary with different architectures of course.
    129  *
    130  * I don't know what optimizer you used, but seeing divu's and
    131  * bfextu's in the m68k assembly output did not encourage me...
    132  * as well, gcc on the sparc definately generates much better
    133  * code with ?:.
    134  */
    135 
    136 
    137 static void
    138 stios2btios(st, bt)
    139 	struct emul_termios *st;
    140 	struct termios *bt;
    141 {
    142 	u_long l, r;
    143 
    144 	l = st->c_iflag;
    145 	r = 	((l & 0x00000001) ? IGNBRK	: 0);
    146 	r |=	((l & 0x00000002) ? BRKINT	: 0);
    147 	r |=	((l & 0x00000004) ? IGNPAR	: 0);
    148 	r |=	((l & 0x00000008) ? PARMRK	: 0);
    149 	r |=	((l & 0x00000010) ? INPCK	: 0);
    150 	r |=	((l & 0x00000020) ? ISTRIP	: 0);
    151 	r |= 	((l & 0x00000040) ? INLCR	: 0);
    152 	r |=	((l & 0x00000080) ? IGNCR	: 0);
    153 	r |=	((l & 0x00000100) ? ICRNL	: 0);
    154 	/*	((l & 0x00000200) ? IUCLC	: 0) */
    155 	r |=	((l & 0x00000400) ? IXON	: 0);
    156 	r |=	((l & 0x00000800) ? IXANY	: 0);
    157 	r |=	((l & 0x00001000) ? IXOFF	: 0);
    158 	r |=	((l & 0x00002000) ? IMAXBEL	: 0);
    159 	bt->c_iflag = r;
    160 
    161 	l = st->c_oflag;
    162 	r = 	((l & 0x00000001) ? OPOST	: 0);
    163 	/*	((l & 0x00000002) ? OLCUC	: 0) */
    164 	r |=	((l & 0x00000004) ? ONLCR	: 0);
    165 	/*	((l & 0x00000008) ? OCRNL	: 0) */
    166 	/*	((l & 0x00000010) ? ONOCR	: 0) */
    167 	/*	((l & 0x00000020) ? ONLRET	: 0) */
    168 	/*	((l & 0x00000040) ? OFILL	: 0) */
    169 	/*	((l & 0x00000080) ? OFDEL	: 0) */
    170 	/*	((l & 0x00000100) ? NLDLY	: 0) */
    171 	/*	((l & 0x00000100) ? NL1		: 0) */
    172 	/*	((l & 0x00000600) ? CRDLY	: 0) */
    173 	/*	((l & 0x00000200) ? CR1		: 0) */
    174 	/*	((l & 0x00000400) ? CR2		: 0) */
    175 	/*	((l & 0x00000600) ? CR3		: 0) */
    176 	/*	((l & 0x00001800) ? TABDLY	: 0) */
    177 	/*	((l & 0x00000800) ? TAB1	: 0) */
    178 	/*	((l & 0x00001000) ? TAB2	: 0) */
    179 	r |=	((l & 0x00001800) ? OXTABS	: 0);
    180 	/*	((l & 0x00002000) ? BSDLY	: 0) */
    181 	/*	((l & 0x00002000) ? BS1		: 0) */
    182 	/*	((l & 0x00004000) ? VTDLY	: 0) */
    183 	/*	((l & 0x00004000) ? VT1		: 0) */
    184 	/*	((l & 0x00008000) ? FFDLY	: 0) */
    185 	/*	((l & 0x00008000) ? FF1		: 0) */
    186 	/*	((l & 0x00010000) ? PAGEOUT	: 0) */
    187 	/*	((l & 0x00020000) ? WRAP	: 0) */
    188 	bt->c_oflag = r;
    189 
    190 	l = st->c_cflag;
    191 	switch (l & 0x00000030) {
    192 	case 0:
    193 		r = CS5;
    194 		break;
    195 	case 0x00000010:
    196 		r = CS6;
    197 		break;
    198 	case 0x00000020:
    199 		r = CS7;
    200 		break;
    201 	case 0x00000030:
    202 		r = CS8;
    203 		break;
    204 	}
    205 	r |=	((l & 0x00000040) ? CSTOPB	: 0);
    206 	r |=	((l & 0x00000080) ? CREAD	: 0);
    207 	r |= 	((l & 0x00000100) ? PARENB	: 0);
    208 	r |=	((l & 0x00000200) ? PARODD	: 0);
    209 	r |=	((l & 0x00000400) ? HUPCL	: 0);
    210 	r |=	((l & 0x00000800) ? CLOCAL	: 0);
    211 	/*	((l & 0x00001000) ? LOBLK	: 0) */
    212 	r |=	((l & 0x80000000) ? (CRTS_IFLOW|CCTS_OFLOW) : 0);
    213 	bt->c_cflag = r;
    214 
    215 	bt->c_ispeed = bt->c_ospeed = s2btab[l & 0x0000000f];
    216 
    217 	l = st->c_lflag;
    218 	r = 	((l & 0x00000001) ? ISIG	: 0);
    219 	r |=	((l & 0x00000002) ? ICANON	: 0);
    220 	/*	((l & 0x00000004) ? XCASE	: 0) */
    221 	r |=	((l & 0x00000008) ? ECHO	: 0);
    222 	r |=	((l & 0x00000010) ? ECHOE	: 0);
    223 	r |=	((l & 0x00000020) ? ECHOK	: 0);
    224 	r |=	((l & 0x00000040) ? ECHONL	: 0);
    225 	r |= 	((l & 0x00000080) ? NOFLSH	: 0);
    226 	r |=	((l & 0x00000100) ? TOSTOP	: 0);
    227 	r |=	((l & 0x00000200) ? ECHOCTL	: 0);
    228 	r |=	((l & 0x00000400) ? ECHOPRT	: 0);
    229 	r |=	((l & 0x00000800) ? ECHOKE	: 0);
    230 	/*	((l & 0x00001000) ? DEFECHO	: 0) */
    231 	r |=	((l & 0x00002000) ? FLUSHO	: 0);
    232 	r |=	((l & 0x00004000) ? PENDIN	: 0);
    233 	bt->c_lflag = r;
    234 
    235 	bt->c_cc[VINTR]    = EMUL_TO_NATIVE_CC(st->c_cc[0]);
    236 	bt->c_cc[VQUIT]    = EMUL_TO_NATIVE_CC(st->c_cc[1]);
    237 	bt->c_cc[VERASE]   = EMUL_TO_NATIVE_CC(st->c_cc[2]);
    238 	bt->c_cc[VKILL]    = EMUL_TO_NATIVE_CC(st->c_cc[3]);
    239 	bt->c_cc[VEOF]     = EMUL_TO_NATIVE_CC(st->c_cc[4]);
    240 	bt->c_cc[VEOL]     = EMUL_TO_NATIVE_CC(st->c_cc[5]);
    241 	bt->c_cc[VEOL2]    = EMUL_TO_NATIVE_CC(st->c_cc[6]);
    242 	/* not present on NetBSD */
    243 	/* bt->c_cc[VSWTCH]   = EMUL_TO_NATIVE_CC(st->c_cc[7]); */
    244 	bt->c_cc[VSTART]   = EMUL_TO_NATIVE_CC(st->c_cc[10]);
    245 	bt->c_cc[VSTOP]    = EMUL_TO_NATIVE_CC(st->c_cc[11]);
    246 	bt->c_cc[VSUSP]    = EMUL_TO_NATIVE_CC(st->c_cc[12]);
    247 	bt->c_cc[VDSUSP]   = EMUL_TO_NATIVE_CC(st->c_cc[13]);
    248 	bt->c_cc[VREPRINT] = EMUL_TO_NATIVE_CC(st->c_cc[14]);
    249 	bt->c_cc[VDISCARD] = EMUL_TO_NATIVE_CC(st->c_cc[15]);
    250 	bt->c_cc[VWERASE]  = EMUL_TO_NATIVE_CC(st->c_cc[16]);
    251 	bt->c_cc[VLNEXT]   = EMUL_TO_NATIVE_CC(st->c_cc[17]);
    252 	bt->c_cc[VSTATUS]  = EMUL_TO_NATIVE_CC(st->c_cc[18]);
    253 
    254 #ifdef COMPAT_ULTRIX
    255 	/* Ultrix termio/termios has real vmin/vtime */
    256 	bt->c_cc[VMIN]	   = EMUL_TO_NATIVE_CC(st->c_cc[8]);
    257 	bt->c_cc[VTIME]	   = EMUL_TO_NATIVE_CC(st->c_cc[9]);
    258 #else
    259 	/* if `raw mode', create native VMIN/VTIME from SunOS VEOF/VEOL */
    260 	bt->c_cc[VMIN]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOF];
    261 	bt->c_cc[VTIME]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOL];
    262 #endif
    263 
    264 }
    265 
    266 /*
    267  * Convert bsd termios to "sunos" emulated termios
    268  */
    269 static void
    270 btios2stios(bt, st)
    271 	struct termios *bt;
    272 	struct emul_termios *st;
    273 {
    274 	u_long l, r;
    275 
    276 	l = bt->c_iflag;
    277 	r = 	((l &  IGNBRK) ? 0x00000001	: 0);
    278 	r |=	((l &  BRKINT) ? 0x00000002	: 0);
    279 	r |=	((l &  IGNPAR) ? 0x00000004	: 0);
    280 	r |=	((l &  PARMRK) ? 0x00000008	: 0);
    281 	r |=	((l &   INPCK) ? 0x00000010	: 0);
    282 	r |=	((l &  ISTRIP) ? 0x00000020	: 0);
    283 	r |=	((l &   INLCR) ? 0x00000040	: 0);
    284 	r |=	((l &   IGNCR) ? 0x00000080	: 0);
    285 	r |=	((l &   ICRNL) ? 0x00000100	: 0);
    286 	/*	((l &   IUCLC) ? 0x00000200	: 0) */
    287 	r |=	((l &    IXON) ? 0x00000400	: 0);
    288 	r |=	((l &   IXANY) ? 0x00000800	: 0);
    289 	r |=	((l &   IXOFF) ? 0x00001000	: 0);
    290 	r |=	((l & IMAXBEL) ? 0x00002000	: 0);
    291 	st->c_iflag = r;
    292 
    293 	l = bt->c_oflag;
    294 	r =	((l &   OPOST) ? 0x00000001	: 0);
    295 	/*	((l &   OLCUC) ? 0x00000002	: 0) */
    296 	r |=	((l &   ONLCR) ? 0x00000004	: 0);
    297 	/*	((l &   OCRNL) ? 0x00000008	: 0) */
    298 	/*	((l &   ONOCR) ? 0x00000010	: 0) */
    299 	/*	((l &  ONLRET) ? 0x00000020	: 0) */
    300 	/*	((l &   OFILL) ? 0x00000040	: 0) */
    301 	/*	((l &   OFDEL) ? 0x00000080	: 0) */
    302 	/*	((l &   NLDLY) ? 0x00000100	: 0) */
    303 	/*	((l &     NL1) ? 0x00000100	: 0) */
    304 	/*	((l &   CRDLY) ? 0x00000600	: 0) */
    305 	/*	((l &     CR1) ? 0x00000200	: 0) */
    306 	/*	((l &     CR2) ? 0x00000400	: 0) */
    307 	/*	((l &     CR3) ? 0x00000600	: 0) */
    308 	/*	((l &  TABDLY) ? 0x00001800	: 0) */
    309 	/*	((l &    TAB1) ? 0x00000800	: 0) */
    310 	/*	((l &    TAB2) ? 0x00001000	: 0) */
    311 	r |=	((l &  OXTABS) ? 0x00001800	: 0);
    312 	/*	((l &   BSDLY) ? 0x00002000	: 0) */
    313 	/*	((l &     BS1) ? 0x00002000	: 0) */
    314 	/*	((l &   VTDLY) ? 0x00004000	: 0) */
    315 	/*	((l &     VT1) ? 0x00004000	: 0) */
    316 	/*	((l &   FFDLY) ? 0x00008000	: 0) */
    317 	/*	((l &     FF1) ? 0x00008000	: 0) */
    318 	/*	((l & PAGEOUT) ? 0x00010000	: 0) */
    319 	/*	((l &    WRAP) ? 0x00020000	: 0) */
    320 	st->c_oflag = r;
    321 
    322 	l = bt->c_cflag;
    323 	switch (l & CSIZE) {
    324 	case CS5:
    325 		r = 0;
    326 		break;
    327 	case CS6:
    328 		r = 0x00000010;
    329 		break;
    330 	case CS7:
    331 		r = 0x00000020;
    332 		break;
    333 	case CS8:
    334 		r = 0x00000030;
    335 		break;
    336 	}
    337 	r |=	((l &  CSTOPB) ? 0x00000040	: 0);
    338 	r |=	((l &   CREAD) ? 0x00000080	: 0);
    339 	r |=	((l &  PARENB) ? 0x00000100	: 0);
    340 	r |=	((l &  PARODD) ? 0x00000200	: 0);
    341 	r |=	((l &   HUPCL) ? 0x00000400	: 0);
    342 	r |=	((l &  CLOCAL) ? 0x00000800	: 0);
    343 	/*	((l &   LOBLK) ? 0x00001000	: 0) */
    344 	r |=	((l & (CRTS_IFLOW|CCTS_OFLOW)) ? 0x80000000 : 0);
    345 	st->c_cflag = r;
    346 
    347 	l = bt->c_lflag;
    348 	r =	((l &    ISIG) ? 0x00000001	: 0);
    349 	r |=	((l &  ICANON) ? 0x00000002	: 0);
    350 	/*	((l &   XCASE) ? 0x00000004	: 0) */
    351 	r |=	((l &    ECHO) ? 0x00000008	: 0);
    352 	r |=	((l &   ECHOE) ? 0x00000010	: 0);
    353 	r |=	((l &   ECHOK) ? 0x00000020	: 0);
    354 	r |=	((l &  ECHONL) ? 0x00000040	: 0);
    355 	r |=	((l &  NOFLSH) ? 0x00000080	: 0);
    356 	r |=	((l &  TOSTOP) ? 0x00000100	: 0);
    357 	r |=	((l & ECHOCTL) ? 0x00000200	: 0);
    358 	r |=	((l & ECHOPRT) ? 0x00000400	: 0);
    359 	r |=	((l &  ECHOKE) ? 0x00000800	: 0);
    360 	/*	((l & DEFECHO) ? 0x00001000	: 0) */
    361 	r |=	((l &  FLUSHO) ? 0x00002000	: 0);
    362 	r |=	((l &  PENDIN) ? 0x00004000	: 0);
    363 	st->c_lflag = r;
    364 
    365 	l = ttspeedtab(bt->c_ospeed, sptab);
    366 	if (l >= 0)
    367 		st->c_cflag |= l;
    368 
    369 	st->c_cc[0] = NATIVE_TO_EMUL_CC(bt->c_cc[VINTR]);
    370 	st->c_cc[1] = NATIVE_TO_EMUL_CC(bt->c_cc[VQUIT]);
    371 	st->c_cc[2] = NATIVE_TO_EMUL_CC(bt->c_cc[VERASE]);
    372 	st->c_cc[3] = NATIVE_TO_EMUL_CC(bt->c_cc[VKILL]);
    373 	st->c_cc[4] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOF]);
    374 	st->c_cc[5] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOL]);
    375 	st->c_cc[6] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOL2]);
    376 
    377 	/* XXX ultrix has a VSWTCH.  NetBSD does not. */
    378 #ifdef notdef
    379 	st->c_cc[7] = NATIVE_TO_EMUL_CC(bt->c_cc[VSWTCH]);
    380 #else
    381 	st->c_cc[7] = 0;
    382 #endif
    383 	st->c_cc[10] = NATIVE_TO_EMUL_CC(bt->c_cc[VSTART]);
    384 	st->c_cc[11] = NATIVE_TO_EMUL_CC(bt->c_cc[VSTOP]);
    385 	st->c_cc[12]= NATIVE_TO_EMUL_CC(bt->c_cc[VSUSP]);
    386 	st->c_cc[13]= NATIVE_TO_EMUL_CC(bt->c_cc[VDSUSP]);
    387 	st->c_cc[14]= NATIVE_TO_EMUL_CC(bt->c_cc[VREPRINT]);
    388 	st->c_cc[15]= NATIVE_TO_EMUL_CC(bt->c_cc[VDISCARD]);
    389 	st->c_cc[16]= NATIVE_TO_EMUL_CC(bt->c_cc[VWERASE]);
    390 	st->c_cc[17]= NATIVE_TO_EMUL_CC(bt->c_cc[VLNEXT]);
    391 	st->c_cc[18]= NATIVE_TO_EMUL_CC(bt->c_cc[VSTATUS]);
    392 
    393 #ifdef COMPAT_ULTRIX
    394 	st->c_cc[8]= NATIVE_TO_EMUL_CC(bt->c_cc[VMIN]);
    395 	st->c_cc[9]= NATIVE_TO_EMUL_CC(bt->c_cc[VTIME]);
    396 #else
    397 	if (!(bt->c_lflag & ICANON)) {
    398 		/* SunOS stores VMIN/VTIME in VEOF/VEOL (if ICANON is off) */
    399 		st->c_cc[4] = bt->c_cc[VMIN];
    400 		st->c_cc[5] = bt->c_cc[VTIME];
    401 	}
    402 #endif
    403 
    404 #ifdef COMPAT_SUNOS
    405 	st->c_line = 0;	/* 4.3bsd "old" line discipline */
    406 #else
    407 	st->c_line = 2;	/* 4.3bsd "new" line discipline, Ultrix default. */
    408 #endif
    409 }
    410 
    411 #define TERMIO_NCC 10	/* ultrix termio NCC is 10 */
    412 
    413 /*
    414  * Convert emulated struct termios to termio(?)
    415  */
    416 static void
    417 stios2stio(ts, t)
    418 	struct emul_termios *ts;
    419 	struct emul_termio *t;
    420 {
    421 	t->c_iflag = ts->c_iflag;
    422 	t->c_oflag = ts->c_oflag;
    423 	t->c_cflag = ts->c_cflag;
    424 	t->c_lflag = ts->c_lflag;
    425 	t->c_line  = ts->c_line;
    426 	memcpy(t->c_cc, ts->c_cc, TERMIO_NCC);
    427 }
    428 
    429 /*
    430  * Convert the other way
    431  */
    432 static void
    433 stio2stios(t, ts)
    434 	struct emul_termio *t;
    435 	struct emul_termios *ts;
    436 {
    437 	ts->c_iflag = t->c_iflag;
    438 	ts->c_oflag = t->c_oflag;
    439 	ts->c_cflag = t->c_cflag;
    440 	ts->c_lflag = t->c_lflag;
    441 	ts->c_line  = t->c_line;
    442 	memcpy(ts->c_cc, t->c_cc, TERMIO_NCC); /* don't touch the upper fields! */
    443 }
    444 
    445 int
    446 ultrix_sys_ioctl(p, v, retval)
    447 	struct proc *p;
    448 	void *v;
    449 	register_t *retval;
    450 {
    451 	struct ultrix_sys_ioctl_args *uap = v;
    452 	struct filedesc *fdp = p->p_fd;
    453 	struct file *fp;
    454 	int (*ctl) __P((struct file *, u_long, caddr_t, struct proc *));
    455 	int error;
    456 
    457 	if ( (unsigned)SCARG(uap, fd) >= fdp->fd_nfiles ||
    458 	    (fp = fdp->fd_ofiles[SCARG(uap, fd)]) == NULL)
    459 		return EBADF;
    460 
    461 	if ((fp->f_flag & (FREAD|FWRITE)) == 0)
    462 		return EBADF;
    463 
    464 	ctl = fp->f_ops->fo_ioctl;
    465 
    466 	switch (SCARG(uap, com)) {
    467 	case _IOR('t', 0, int):
    468 		SCARG(uap, com) = TIOCGETD;
    469 		break;
    470 	case _IOW('t', 1, int):
    471 	    {
    472 		int disc;
    473 
    474 		if ((error = copyin(SCARG(uap, data), (caddr_t)&disc,
    475 		    sizeof disc)) != 0)
    476 			return error;
    477 
    478 		/* map SunOS NTTYDISC into our termios discipline */
    479 		if (disc == 2)
    480 			disc = 0;
    481 		/* all other disciplines are not supported by NetBSD */
    482 		if (disc)
    483 			return ENXIO;
    484 
    485 		return (*ctl)(fp, TIOCSETD, (caddr_t)&disc, p);
    486 	    }
    487 	case _IOW('t', 101, int):	/* sun SUNOS_TIOCSSOFTCAR */
    488 	    {
    489 		int x;	/* unused */
    490 
    491 		return copyin((caddr_t)&x, SCARG(uap, data), sizeof x);
    492 	    }
    493 	case _IOR('t', 100, int):	/* sun SUNOS_TIOCSSOFTCAR */
    494 	    {
    495 		int x = 0;
    496 
    497 		return copyout((caddr_t)&x, SCARG(uap, data), sizeof x);
    498 	    }
    499 	case _IO('t', 36): 		/* sun TIOCCONS, no parameters */
    500 	    {
    501 		int on = 1;
    502 		return (*ctl)(fp, TIOCCONS, (caddr_t)&on, p);
    503 	    }
    504 	case _IOW('t', 37, struct sunos_ttysize):
    505 	    {
    506 		struct winsize ws;
    507 		struct sunos_ttysize ss;
    508 
    509 		if ((error = (*ctl)(fp, TIOCGWINSZ, (caddr_t)&ws, p)) != 0)
    510 			return (error);
    511 
    512 		if ((error = copyin (SCARG(uap, data), &ss, sizeof (ss))) != 0)
    513 			return error;
    514 
    515 		ws.ws_row = ss.ts_row;
    516 		ws.ws_col = ss.ts_col;
    517 
    518 		return ((*ctl)(fp, TIOCSWINSZ, (caddr_t)&ws, p));
    519 	    }
    520 	case _IOW('t', 38, struct sunos_ttysize):
    521 	    {
    522 		struct winsize ws;
    523 		struct sunos_ttysize ss;
    524 
    525 		if ((error = (*ctl)(fp, TIOCGWINSZ, (caddr_t)&ws, p)) != 0)
    526 			return (error);
    527 
    528 		ss.ts_row = ws.ws_row;
    529 		ss.ts_col = ws.ws_col;
    530 
    531 		return copyout ((caddr_t)&ss, SCARG(uap, data), sizeof (ss));
    532 	    }
    533 	case _IOW('t', 118, int):
    534 		SCARG(uap, com) = TIOCSPGRP;
    535 		break;
    536 	case _IOR('t', 119, int):
    537 		SCARG(uap, com) = TIOCGPGRP;
    538 		break;
    539 
    540 	/* Emulate termio or termios tcget() */
    541 	case ULTRIX_TCGETA:
    542 	case ULTRIX_TCGETS:
    543 	    {
    544 		struct termios bts;
    545 		struct ultrix_termios sts;
    546 		struct ultrix_termio st;
    547 
    548 		if ((error = (*ctl)(fp, TIOCGETA, (caddr_t)&bts, p)) != 0)
    549 			return error;
    550 
    551 		btios2stios (&bts, &sts);
    552 		if (SCARG(uap, com) == ULTRIX_TCGETA) {
    553 			stios2stio (&sts, &st);
    554 			return copyout((caddr_t)&st, SCARG(uap, data),
    555 			    sizeof (st));
    556 		} else
    557 			return copyout((caddr_t)&sts, SCARG(uap, data),
    558 			    sizeof (sts));
    559 		/*NOTREACHED*/
    560 	    }
    561 	/* Emulate termio tcset() */
    562 	case ULTRIX_TCSETA:
    563 	case ULTRIX_TCSETAW:
    564 	case ULTRIX_TCSETAF:
    565 	    {
    566 		struct termios bts;
    567 		struct ultrix_termios sts;
    568 		struct ultrix_termio st;
    569 		int result;
    570 
    571 		if ((error = copyin(SCARG(uap, data), (caddr_t)&st,
    572 		    sizeof (st))) != 0)
    573 			return error;
    574 
    575 		/* get full BSD termios so we don't lose information */
    576 		if ((error = (*ctl)(fp, TIOCGETA, (caddr_t)&bts, p)) != 0)
    577 			return error;
    578 
    579 		/*
    580 		 * convert to sun termios, copy in information from
    581 		 * termio, and convert back, then set new values.
    582 		 */
    583 		btios2stios(&bts, &sts);
    584 		stio2stios(&st, &sts);
    585 		stios2btios(&sts, &bts);
    586 
    587 		/*
    588 		 * map ioctl code: ultrix tcsets are numbered in reverse order
    589 		 */
    590 #ifdef notyet
    591 		return (*ctl)(fp, ULTRIX_TCSETA - SCARG(uap, com) + TIOCSETA,
    592 		    (caddr_t)&bts, p);
    593 #else
    594 		result= (*ctl)(fp, ULTRIX_TCSETA -  SCARG(uap, com) + TIOCSETA,
    595 		    (caddr_t)&bts, p);
    596 		printf("ultrix TCSETA %lx returns %d\n",
    597 		    ULTRIX_TCSETA - SCARG(uap, com), result);
    598 		return result;
    599 #endif
    600 
    601 	    }
    602 	/* Emulate termios tcset() */
    603 	case ULTRIX_TCSETS:
    604 	case ULTRIX_TCSETSW:
    605 	case ULTRIX_TCSETSF:
    606 	    {
    607 		struct termios bts;
    608 		struct ultrix_termios sts;
    609 
    610 		if ((error = copyin (SCARG(uap, data), (caddr_t)&sts,
    611 		    sizeof (sts))) != 0)
    612 			return error;
    613 		stios2btios (&sts, &bts);
    614 		return (*ctl)(fp, ULTRIX_TCSETS - SCARG(uap, com) + TIOCSETA,
    615 		    (caddr_t)&bts, p);
    616 	    }
    617 /*
    618  * Pseudo-tty ioctl translations.
    619  */
    620 	case _IOW('t', 32, int): {	/* TIOCTCNTL */
    621 		int error, on;
    622 
    623 		error = copyin (SCARG(uap, data), (caddr_t)&on, sizeof (on));
    624 		if (error != 0)
    625 			return error;
    626 		return (*ctl)(fp, TIOCUCNTL, (caddr_t)&on, p);
    627 	}
    628 	case _IOW('t', 33, int): {	/* TIOCSIGNAL */
    629 		int error, sig;
    630 
    631 		error = copyin (SCARG(uap, data), (caddr_t)&sig, sizeof (sig));
    632 		if (error != 0)
    633 			return error;
    634 		return (*ctl)(fp, TIOCSIG, (caddr_t)&sig, p);
    635 	}
    636 
    637 /*
    638  * Socket ioctl translations.
    639  */
    640 #define IN_TYPE(a, type_t) { \
    641 	type_t localbuf; \
    642 	if ((error = copyin (SCARG(uap, data), \
    643 				(caddr_t)&localbuf, sizeof (type_t))) != 0) \
    644 		return error; \
    645 	return (*ctl)(fp, a, (caddr_t)&localbuf, p); \
    646 }
    647 
    648 #define INOUT_TYPE(a, type_t) { \
    649 	type_t localbuf; \
    650 	if ((error = copyin (SCARG(uap, data), (caddr_t)&localbuf,	\
    651 			     sizeof (type_t))) != 0) \
    652 		return error; \
    653 	if ((error = (*ctl)(fp, a, (caddr_t)&localbuf, p)) != 0) \
    654 		return error; \
    655 	return copyout ((caddr_t)&localbuf, SCARG(uap, data), sizeof (type_t)); \
    656 }
    657 
    658 
    659 #define IFREQ_IN(a) { \
    660 	struct ifreq ifreq; \
    661 	if ((error = copyin (SCARG(uap, data), (caddr_t)&ifreq, sizeof (ifreq))) != 0) \
    662 		return error; \
    663 	return (*ctl)(fp, a, (caddr_t)&ifreq, p); \
    664 }
    665 
    666 #define IFREQ_INOUT(a) { \
    667 	struct ifreq ifreq; \
    668 	if ((error = copyin (SCARG(uap, data), (caddr_t)&ifreq, sizeof (ifreq))) != 0) \
    669 		return error; \
    670 	if ((error = (*ctl)(fp, a, (caddr_t)&ifreq, p)) != 0) \
    671 		return error; \
    672 	return copyout ((caddr_t)&ifreq, SCARG(uap, data), sizeof (ifreq)); \
    673 }
    674 
    675 	case _IOW('i', 12, struct ifreq):
    676 		/* SIOCSIFADDR */
    677 		break;
    678 
    679 	case _IOWR('i', 13, struct ifreq):
    680 		IFREQ_INOUT(OSIOCGIFADDR);
    681 
    682 	case _IOW('i', 14, struct ifreq):
    683 		/* SIOCSIFDSTADDR */
    684 		break;
    685 
    686 	case _IOWR('i', 15, struct ifreq):
    687 		IFREQ_INOUT(OSIOCGIFDSTADDR);
    688 
    689 	case _IOW('i', 16, struct ifreq):
    690 		/* SIOCSIFFLAGS */
    691 		break;
    692 
    693 	case _IOWR('i', 17, struct ifreq):
    694 		/* SIOCGIFFLAGS */
    695 		break;
    696 
    697 	case _IOWR('i', 18, struct ifreq):
    698 		IFREQ_INOUT(SIOCGIFBRDADDR);
    699 
    700 	case _IOWR('i', 19, struct ifreq):
    701 		IFREQ_INOUT(SIOCSIFBRDADDR);
    702 
    703 	case _IOWR('i', 21, struct ifreq):
    704 		IFREQ_INOUT(OSIOCGIFNETMASK);
    705 
    706 	case _IOW('i', 22, struct ifreq):
    707 		IFREQ_IN(SIOCSIFNETMASK);
    708 
    709 	/* 18: _IOWR('i', 18, struct ifreq):  Ultrix SIOCGIFBRDADDR */
    710 	/* 19: _IOW('i',  19, struct ifreq):  Ultrix SIOCSIFBRDADDR */
    711 	/* 20: _IOWR('i', 20, struct ifreq):  Ultrix SIOCSIFCONF */
    712 	/* 21: _IOWR('i', 21, struct ifreq):  Ultrix SIOCGIFNETMASK */
    713 	/* 22: _IOW('i',  22, struct ifreq):  Ultrix SIOCSIFNETMASK */
    714 	/* 23: _IOWR('i', 23, struct ifreq):  Ultrix SIOCSPHYADDR */
    715 	/* 24: _IOWR('i', 24, struct ifreq):  Ultrix SIOCSADDMULTI */
    716 	/* 25: _IOWR('i', 25, struct ifreq):  Ultrix SIOCSDELMULTI */
    717 
    718 	/* 30: _IOWR('i', 30, struct arpreq):  Ultrix SIOCSARP */
    719 	/* 31: _IOWR('i', 31, struct arpreq):  Ultrix SIOCGARP */
    720 	/* 32: _IOWR('i', 32, struct arpreq):  Ultrix SIOCDARP */
    721 
    722 	case _IOWR('i', 41, struct ifreq):
    723 		IFREQ_INOUT(SIOCGIFMETRIC);
    724 
    725 	case _IOWR('i', 42, struct ifreq):
    726 		IFREQ_IN(SIOCSIFMETRIC);
    727 
    728 	case _IOW('i', 30, struct arpreq):
    729 		/* SIOCSARP */
    730 		break;
    731 
    732 	case _IOWR('i', 31, struct arpreq):
    733 		/* SIOCGARP */
    734 		break;
    735 
    736 	case _IOW('i', 32, struct arpreq):
    737 		/* SIOCDARP */
    738 		break;
    739 
    740 	case _IOW('i',  26, struct ifreq):	/* SIOCSIFRDCTRS? */
    741 	case _IOWR('i', 27, struct ifreq):	/* SIOCGIFZCTRS? */
    742 	case _IOWR('i', 28, struct ifreq):	/* read physaddr ? */
    743 
    744 	case _IOW('i', 40, struct ifreq):	/* SIOCARPREQ */
    745 	case _IOW('i', 44, struct ifreq):	/* SIOCSETSYNC */
    746 	case _IOWR('i', 45, struct ifreq):	/* SIOCGETSYNC */
    747 	case _IOWR('i', 46, struct ifreq):	/* SIOCSDSTATS */
    748 	case _IOWR('i', 47, struct ifreq):	/* SIOCSESTATS */
    749 	case _IOW('i', 48, int):		/* SIOCSPROMISC */
    750 		return EOPNOTSUPP;
    751 
    752 	/* emulate for vat, vic tools */
    753 	case _IOW('i', 49, struct ifreq):	/* SIOCADDMULTI */
    754 	case _IOW('i', 50, struct ifreq):	/* SIOCDELMULTI */
    755 		return EOPNOTSUPP;
    756 
    757 	case _IOWR('i', 20, struct ifconf):	/* SIOCGIFCONF */
    758 	    {
    759 		struct ifconf ifconf;
    760 
    761 		/*
    762 		 * XXX: two more problems
    763 		 * 1. our sockaddr's are variable length, not always sizeof(sockaddr)
    764 		 * 2. this returns a name per protocol, ie. it returns two "lo0"'s
    765 		 */
    766 		error = copyin (SCARG(uap, data), (caddr_t)&ifconf,
    767 		    sizeof (ifconf));
    768 		if (error)
    769 			return error;
    770 		error = (*ctl)(fp, OSIOCGIFCONF, (caddr_t)&ifconf, p);
    771 		if (error)
    772 			return error;
    773 		return copyout ((caddr_t)&ifconf, SCARG(uap, data),
    774 		    sizeof (ifconf));
    775 	    }
    776 
    777 	}
    778 	return (sys_ioctl(p, uap, retval));
    779 }
    780