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sunos_ioctl.c revision 1.17
      1 /*	$NetBSD: sunos_ioctl.c,v 1.17 1995/04/02 10:43:29 pk Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1993 Markus Wild.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. The name of the author may not be used to endorse or promote products
     13  *    derived from this software without specific prior written permission
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     25  *
     26  * loosely from: Header: sunos_ioctl.c,v 1.7 93/05/28 04:40:43 torek Exp
     27  */
     28 
     29 #include <sys/param.h>
     30 #include <sys/proc.h>
     31 #include <sys/systm.h>
     32 #include <sys/file.h>
     33 #include <sys/filedesc.h>
     34 #include <sys/ioctl.h>
     35 #include <sys/termios.h>
     36 #include <sys/tty.h>
     37 #include <sys/socket.h>
     38 #include <sys/audioio.h>
     39 #include <net/if.h>
     40 
     41 #include <sys/mount.h>
     42 
     43 #include <sys/syscallargs.h>
     44 #include <compat/sunos/sunos.h>
     45 #include <compat/sunos/sunos_syscallargs.h>
     46 
     47 /*
     48  * SunOS ioctl calls.
     49  * This file is something of a hodge-podge.
     50  * Support gets added as things turn up....
     51  */
     52 
     53 static struct speedtab sptab[] = {
     54 	{ 0, 0 },
     55 	{ 50, 1 },
     56 	{ 75, 2 },
     57 	{ 110, 3 },
     58 	{ 134, 4 },
     59 	{ 135, 4 },
     60 	{ 150, 5 },
     61 	{ 200, 6 },
     62 	{ 300, 7 },
     63 	{ 600, 8 },
     64 	{ 1200, 9 },
     65 	{ 1800, 10 },
     66 	{ 2400, 11 },
     67 	{ 4800, 12 },
     68 	{ 9600, 13 },
     69 	{ 19200, 14 },
     70 	{ 38400, 15 },
     71 	{ -1, -1 }
     72 };
     73 
     74 static u_long s2btab[] = {
     75 	0,
     76 	50,
     77 	75,
     78 	110,
     79 	134,
     80 	150,
     81 	200,
     82 	300,
     83 	600,
     84 	1200,
     85 	1800,
     86 	2400,
     87 	4800,
     88 	9600,
     89 	19200,
     90 	38400,
     91 };
     92 
     93 /*
     94  * these two conversion functions have mostly been done
     95  * with some perl cut&paste, then handedited to comment
     96  * out what doesn't exist under NetBSD.
     97  * A note from Markus's code:
     98  *	(l & BITMASK1) / BITMASK1 * BITMASK2  is translated
     99  *	optimally by gcc m68k, much better than any ?: stuff.
    100  *	Code may vary with different architectures of course.
    101  *
    102  * I don't know what optimizer you used, but seeing divu's and
    103  * bfextu's in the m68k assembly output did not encourage me...
    104  * as well, gcc on the sparc definately generates much better
    105  * code with ?:.
    106  */
    107 
    108 static void
    109 stios2btios(st, bt)
    110 	struct sunos_termios *st;
    111 	struct termios *bt;
    112 {
    113 	register u_long l, r;
    114 
    115 	l = st->c_iflag;
    116 	r = 	((l & 0x00000001) ? IGNBRK	: 0);
    117 	r |=	((l & 0x00000002) ? BRKINT	: 0);
    118 	r |=	((l & 0x00000004) ? IGNPAR	: 0);
    119 	r |=	((l & 0x00000008) ? PARMRK	: 0);
    120 	r |=	((l & 0x00000010) ? INPCK	: 0);
    121 	r |=	((l & 0x00000020) ? ISTRIP	: 0);
    122 	r |= 	((l & 0x00000040) ? INLCR	: 0);
    123 	r |=	((l & 0x00000080) ? IGNCR	: 0);
    124 	r |=	((l & 0x00000100) ? ICRNL	: 0);
    125 	/*	((l & 0x00000200) ? IUCLC	: 0) */
    126 	r |=	((l & 0x00000400) ? IXON	: 0);
    127 	r |=	((l & 0x00000800) ? IXANY	: 0);
    128 	r |=	((l & 0x00001000) ? IXOFF	: 0);
    129 	r |=	((l & 0x00002000) ? IMAXBEL	: 0);
    130 	bt->c_iflag = r;
    131 
    132 	l = st->c_oflag;
    133 	r = 	((l & 0x00000001) ? OPOST	: 0);
    134 	/*	((l & 0x00000002) ? OLCUC	: 0) */
    135 	r |=	((l & 0x00000004) ? ONLCR	: 0);
    136 	/*	((l & 0x00000008) ? OCRNL	: 0) */
    137 	/*	((l & 0x00000010) ? ONOCR	: 0) */
    138 	/*	((l & 0x00000020) ? ONLRET	: 0) */
    139 	/*	((l & 0x00000040) ? OFILL	: 0) */
    140 	/*	((l & 0x00000080) ? OFDEL	: 0) */
    141 	/*	((l & 0x00000100) ? NLDLY	: 0) */
    142 	/*	((l & 0x00000100) ? NL1		: 0) */
    143 	/*	((l & 0x00000600) ? CRDLY	: 0) */
    144 	/*	((l & 0x00000200) ? CR1		: 0) */
    145 	/*	((l & 0x00000400) ? CR2		: 0) */
    146 	/*	((l & 0x00000600) ? CR3		: 0) */
    147 	/*	((l & 0x00001800) ? TABDLY	: 0) */
    148 	/*	((l & 0x00000800) ? TAB1	: 0) */
    149 	/*	((l & 0x00001000) ? TAB2	: 0) */
    150 	r |=	((l & 0x00001800) ? OXTABS	: 0);
    151 	/*	((l & 0x00002000) ? BSDLY	: 0) */
    152 	/*	((l & 0x00002000) ? BS1		: 0) */
    153 	/*	((l & 0x00004000) ? VTDLY	: 0) */
    154 	/*	((l & 0x00004000) ? VT1		: 0) */
    155 	/*	((l & 0x00008000) ? FFDLY	: 0) */
    156 	/*	((l & 0x00008000) ? FF1		: 0) */
    157 	/*	((l & 0x00010000) ? PAGEOUT	: 0) */
    158 	/*	((l & 0x00020000) ? WRAP	: 0) */
    159 	bt->c_oflag = r;
    160 
    161 	l = st->c_cflag;
    162 	switch (l & 0x00000030) {
    163 	case 0:
    164 		r = CS5;
    165 		break;
    166 	case 0x00000010:
    167 		r = CS6;
    168 		break;
    169 	case 0x00000020:
    170 		r = CS7;
    171 		break;
    172 	case 0x00000030:
    173 		r = CS8;
    174 		break;
    175 	}
    176 	r |=	((l & 0x00000040) ? CSTOPB	: 0);
    177 	r |=	((l & 0x00000080) ? CREAD	: 0);
    178 	r |= 	((l & 0x00000100) ? PARENB	: 0);
    179 	r |=	((l & 0x00000200) ? PARODD	: 0);
    180 	r |=	((l & 0x00000400) ? HUPCL	: 0);
    181 	r |=	((l & 0x00000800) ? CLOCAL	: 0);
    182 	/*	((l & 0x00001000) ? LOBLK	: 0) */
    183 	r |=	((l & 0x80000000) ? (CRTS_IFLOW|CCTS_OFLOW) : 0);
    184 	bt->c_cflag = r;
    185 
    186 	bt->c_ispeed = bt->c_ospeed = s2btab[l & 0x0000000f];
    187 
    188 	l = st->c_lflag;
    189 	r = 	((l & 0x00000001) ? ISIG	: 0);
    190 	r |=	((l & 0x00000002) ? ICANON	: 0);
    191 	/*	((l & 0x00000004) ? XCASE	: 0) */
    192 	r |=	((l & 0x00000008) ? ECHO	: 0);
    193 	r |=	((l & 0x00000010) ? ECHOE	: 0);
    194 	r |=	((l & 0x00000020) ? ECHOK	: 0);
    195 	r |=	((l & 0x00000040) ? ECHONL	: 0);
    196 	r |= 	((l & 0x00000080) ? NOFLSH	: 0);
    197 	r |=	((l & 0x00000100) ? TOSTOP	: 0);
    198 	r |=	((l & 0x00000200) ? ECHOCTL	: 0);
    199 	r |=	((l & 0x00000400) ? ECHOPRT	: 0);
    200 	r |=	((l & 0x00000800) ? ECHOKE	: 0);
    201 	/*	((l & 0x00001000) ? DEFECHO	: 0) */
    202 	r |=	((l & 0x00002000) ? FLUSHO	: 0);
    203 	r |=	((l & 0x00004000) ? PENDIN	: 0);
    204 	bt->c_lflag = r;
    205 
    206 	bt->c_cc[VINTR]    = st->c_cc[0]  ? st->c_cc[0]  : _POSIX_VDISABLE;
    207 	bt->c_cc[VQUIT]    = st->c_cc[1]  ? st->c_cc[1]  : _POSIX_VDISABLE;
    208 	bt->c_cc[VERASE]   = st->c_cc[2]  ? st->c_cc[2]  : _POSIX_VDISABLE;
    209 	bt->c_cc[VKILL]    = st->c_cc[3]  ? st->c_cc[3]  : _POSIX_VDISABLE;
    210 	bt->c_cc[VEOF]     = st->c_cc[4]  ? st->c_cc[4]  : _POSIX_VDISABLE;
    211 	bt->c_cc[VEOL]     = st->c_cc[5]  ? st->c_cc[5]  : _POSIX_VDISABLE;
    212 	bt->c_cc[VEOL2]    = st->c_cc[6]  ? st->c_cc[6]  : _POSIX_VDISABLE;
    213     /*	bt->c_cc[VSWTCH]   = st->c_cc[7]  ? st->c_cc[7]  : _POSIX_VDISABLE; */
    214 	bt->c_cc[VSTART]   = st->c_cc[8]  ? st->c_cc[8]  : _POSIX_VDISABLE;
    215 	bt->c_cc[VSTOP]    = st->c_cc[9]  ? st->c_cc[9]  : _POSIX_VDISABLE;
    216 	bt->c_cc[VSUSP]    = st->c_cc[10] ? st->c_cc[10] : _POSIX_VDISABLE;
    217 	bt->c_cc[VDSUSP]   = st->c_cc[11] ? st->c_cc[11] : _POSIX_VDISABLE;
    218 	bt->c_cc[VREPRINT] = st->c_cc[12] ? st->c_cc[12] : _POSIX_VDISABLE;
    219 	bt->c_cc[VDISCARD] = st->c_cc[13] ? st->c_cc[13] : _POSIX_VDISABLE;
    220 	bt->c_cc[VWERASE]  = st->c_cc[14] ? st->c_cc[14] : _POSIX_VDISABLE;
    221 	bt->c_cc[VLNEXT]   = st->c_cc[15] ? st->c_cc[15] : _POSIX_VDISABLE;
    222 	bt->c_cc[VSTATUS]  = st->c_cc[16] ? st->c_cc[16] : _POSIX_VDISABLE;
    223 
    224 	/* if `raw mode', create native VMIN/VTIME from SunOS VEOF/VEOL */
    225 	bt->c_cc[VMIN]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOF];
    226 	bt->c_cc[VTIME]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOL];
    227 }
    228 
    229 
    230 static void
    231 btios2stios(bt, st)
    232 	struct termios *bt;
    233 	struct sunos_termios *st;
    234 {
    235 	register u_long l, r;
    236 
    237 	l = bt->c_iflag;
    238 	r = 	((l &  IGNBRK) ? 0x00000001	: 0);
    239 	r |=	((l &  BRKINT) ? 0x00000002	: 0);
    240 	r |=	((l &  IGNPAR) ? 0x00000004	: 0);
    241 	r |=	((l &  PARMRK) ? 0x00000008	: 0);
    242 	r |=	((l &   INPCK) ? 0x00000010	: 0);
    243 	r |=	((l &  ISTRIP) ? 0x00000020	: 0);
    244 	r |=	((l &   INLCR) ? 0x00000040	: 0);
    245 	r |=	((l &   IGNCR) ? 0x00000080	: 0);
    246 	r |=	((l &   ICRNL) ? 0x00000100	: 0);
    247 	/*	((l &   IUCLC) ? 0x00000200	: 0) */
    248 	r |=	((l &    IXON) ? 0x00000400	: 0);
    249 	r |=	((l &   IXANY) ? 0x00000800	: 0);
    250 	r |=	((l &   IXOFF) ? 0x00001000	: 0);
    251 	r |=	((l & IMAXBEL) ? 0x00002000	: 0);
    252 	st->c_iflag = r;
    253 
    254 	l = bt->c_oflag;
    255 	r =	((l &   OPOST) ? 0x00000001	: 0);
    256 	/*	((l &   OLCUC) ? 0x00000002	: 0) */
    257 	r |=	((l &   ONLCR) ? 0x00000004	: 0);
    258 	/*	((l &   OCRNL) ? 0x00000008	: 0) */
    259 	/*	((l &   ONOCR) ? 0x00000010	: 0) */
    260 	/*	((l &  ONLRET) ? 0x00000020	: 0) */
    261 	/*	((l &   OFILL) ? 0x00000040	: 0) */
    262 	/*	((l &   OFDEL) ? 0x00000080	: 0) */
    263 	/*	((l &   NLDLY) ? 0x00000100	: 0) */
    264 	/*	((l &     NL1) ? 0x00000100	: 0) */
    265 	/*	((l &   CRDLY) ? 0x00000600	: 0) */
    266 	/*	((l &     CR1) ? 0x00000200	: 0) */
    267 	/*	((l &     CR2) ? 0x00000400	: 0) */
    268 	/*	((l &     CR3) ? 0x00000600	: 0) */
    269 	/*	((l &  TABDLY) ? 0x00001800	: 0) */
    270 	/*	((l &    TAB1) ? 0x00000800	: 0) */
    271 	/*	((l &    TAB2) ? 0x00001000	: 0) */
    272 	r |=	((l &  OXTABS) ? 0x00001800	: 0);
    273 	/*	((l &   BSDLY) ? 0x00002000	: 0) */
    274 	/*	((l &     BS1) ? 0x00002000	: 0) */
    275 	/*	((l &   VTDLY) ? 0x00004000	: 0) */
    276 	/*	((l &     VT1) ? 0x00004000	: 0) */
    277 	/*	((l &   FFDLY) ? 0x00008000	: 0) */
    278 	/*	((l &     FF1) ? 0x00008000	: 0) */
    279 	/*	((l & PAGEOUT) ? 0x00010000	: 0) */
    280 	/*	((l &    WRAP) ? 0x00020000	: 0) */
    281 	st->c_oflag = r;
    282 
    283 	l = bt->c_cflag;
    284 	switch (l & CSIZE) {
    285 	case CS5:
    286 		r = 0;
    287 		break;
    288 	case CS6:
    289 		r = 0x00000010;
    290 		break;
    291 	case CS7:
    292 		r = 0x00000020;
    293 		break;
    294 	case CS8:
    295 		r = 0x00000030;
    296 		break;
    297 	}
    298 	r |=	((l &  CSTOPB) ? 0x00000040	: 0);
    299 	r |=	((l &   CREAD) ? 0x00000080	: 0);
    300 	r |=	((l &  PARENB) ? 0x00000100	: 0);
    301 	r |=	((l &  PARODD) ? 0x00000200	: 0);
    302 	r |=	((l &   HUPCL) ? 0x00000400	: 0);
    303 	r |=	((l &  CLOCAL) ? 0x00000800	: 0);
    304 	/*	((l &   LOBLK) ? 0x00001000	: 0) */
    305 	r |=	((l & (CRTS_IFLOW|CCTS_OFLOW)) ? 0x80000000 : 0);
    306 	st->c_cflag = r;
    307 
    308 	l = bt->c_lflag;
    309 	r =	((l &    ISIG) ? 0x00000001	: 0);
    310 	r |=	((l &  ICANON) ? 0x00000002	: 0);
    311 	/*	((l &   XCASE) ? 0x00000004	: 0) */
    312 	r |=	((l &    ECHO) ? 0x00000008	: 0);
    313 	r |=	((l &   ECHOE) ? 0x00000010	: 0);
    314 	r |=	((l &   ECHOK) ? 0x00000020	: 0);
    315 	r |=	((l &  ECHONL) ? 0x00000040	: 0);
    316 	r |=	((l &  NOFLSH) ? 0x00000080	: 0);
    317 	r |=	((l &  TOSTOP) ? 0x00000100	: 0);
    318 	r |=	((l & ECHOCTL) ? 0x00000200	: 0);
    319 	r |=	((l & ECHOPRT) ? 0x00000400	: 0);
    320 	r |=	((l &  ECHOKE) ? 0x00000800	: 0);
    321 	/*	((l & DEFECHO) ? 0x00001000	: 0) */
    322 	r |=	((l &  FLUSHO) ? 0x00002000	: 0);
    323 	r |=	((l &  PENDIN) ? 0x00004000	: 0);
    324 	st->c_lflag = r;
    325 
    326 	l = ttspeedtab(bt->c_ospeed, sptab);
    327 	if (l >= 0)
    328 		st->c_cflag |= l;
    329 
    330 	st->c_cc[0] = bt->c_cc[VINTR]   != _POSIX_VDISABLE? bt->c_cc[VINTR]:0;
    331 	st->c_cc[1] = bt->c_cc[VQUIT]   != _POSIX_VDISABLE? bt->c_cc[VQUIT]:0;
    332 	st->c_cc[2] = bt->c_cc[VERASE]  != _POSIX_VDISABLE? bt->c_cc[VERASE]:0;
    333 	st->c_cc[3] = bt->c_cc[VKILL]   != _POSIX_VDISABLE? bt->c_cc[VKILL]:0;
    334 	st->c_cc[4] = bt->c_cc[VEOF]    != _POSIX_VDISABLE? bt->c_cc[VEOF]:0;
    335 	st->c_cc[5] = bt->c_cc[VEOL]    != _POSIX_VDISABLE? bt->c_cc[VEOL]:0;
    336 	st->c_cc[6] = bt->c_cc[VEOL2]   != _POSIX_VDISABLE? bt->c_cc[VEOL2]:0;
    337 	st->c_cc[7] = 0;
    338 		/*    bt->c_cc[VSWTCH]  != _POSIX_VDISABLE? bt->c_cc[VSWTCH]: */
    339 	st->c_cc[8] = bt->c_cc[VSTART]  != _POSIX_VDISABLE? bt->c_cc[VSTART]:0;
    340 	st->c_cc[9] = bt->c_cc[VSTOP]   != _POSIX_VDISABLE? bt->c_cc[VSTOP]:0;
    341 	st->c_cc[10]= bt->c_cc[VSUSP]   != _POSIX_VDISABLE? bt->c_cc[VSUSP]:0;
    342 	st->c_cc[11]= bt->c_cc[VDSUSP]  != _POSIX_VDISABLE? bt->c_cc[VDSUSP]:0;
    343 	st->c_cc[12]= bt->c_cc[VREPRINT]!= _POSIX_VDISABLE? bt->c_cc[VREPRINT]:0;
    344 	st->c_cc[13]= bt->c_cc[VDISCARD]!= _POSIX_VDISABLE? bt->c_cc[VDISCARD]:0;
    345 	st->c_cc[14]= bt->c_cc[VWERASE] != _POSIX_VDISABLE? bt->c_cc[VWERASE]:0;
    346 	st->c_cc[15]= bt->c_cc[VLNEXT]  != _POSIX_VDISABLE? bt->c_cc[VLNEXT]:0;
    347 	st->c_cc[16]= bt->c_cc[VSTATUS] != _POSIX_VDISABLE? bt->c_cc[VSTATUS]:0;
    348 
    349 	if (!(bt->c_lflag & ICANON)) {
    350 		/* SunOS stores VMIN/VTIME in VEOF/VEOL (if ICANON is off) */
    351 		st->c_cc[4] = bt->c_cc[VMIN];
    352 		st->c_cc[5] = bt->c_cc[VTIME];
    353 	}
    354 
    355 	st->c_line = 0;
    356 }
    357 
    358 static void
    359 stios2stio(ts, t)
    360 	struct sunos_termios *ts;
    361 	struct sunos_termio *t;
    362 {
    363 	t->c_iflag = ts->c_iflag;
    364 	t->c_oflag = ts->c_oflag;
    365 	t->c_cflag = ts->c_cflag;
    366 	t->c_lflag = ts->c_lflag;
    367 	t->c_line  = ts->c_line;
    368 	bcopy(ts->c_cc, t->c_cc, 8);
    369 }
    370 
    371 static void
    372 stio2stios(t, ts)
    373 	struct sunos_termio *t;
    374 	struct sunos_termios *ts;
    375 {
    376 	ts->c_iflag = t->c_iflag;
    377 	ts->c_oflag = t->c_oflag;
    378 	ts->c_cflag = t->c_cflag;
    379 	ts->c_lflag = t->c_lflag;
    380 	ts->c_line  = t->c_line;
    381 	bcopy(t->c_cc, ts->c_cc, 8); /* don't touch the upper fields! */
    382 }
    383 
    384 int
    385 sunos_ioctl(p, uap, retval)
    386 	register struct proc *p;
    387 	struct sunos_ioctl_args *uap;
    388 	register_t *retval;
    389 {
    390 	register struct filedesc *fdp = p->p_fd;
    391 	register struct file *fp;
    392 	register int (*ctl)();
    393 	int error;
    394 
    395 	if ( (unsigned)SCARG(uap, fd) >= fdp->fd_nfiles ||
    396 	    (fp = fdp->fd_ofiles[SCARG(uap, fd)]) == NULL)
    397 		return EBADF;
    398 
    399 	if ((fp->f_flag & (FREAD|FWRITE)) == 0)
    400 		return EBADF;
    401 
    402 	ctl = fp->f_ops->fo_ioctl;
    403 
    404 	switch (SCARG(uap, com)) {
    405 	case _IOR('t', 0, int):
    406 		SCARG(uap, com) = TIOCGETD;
    407 		break;
    408 	case _IOW('t', 1, int):
    409 	    {
    410 		int disc;
    411 
    412 		if ((error = copyin(SCARG(uap, data), (caddr_t)&disc,
    413 		    sizeof disc)) != 0)
    414 			return error;
    415 
    416 		/* map SunOS NTTYDISC into our termios discipline */
    417 		if (disc == 2)
    418 			disc = 0;
    419 		/* all other disciplines are not supported by NetBSD */
    420 		if (disc)
    421 			return ENXIO;
    422 
    423 		return (*ctl)(fp, TIOCSETD, (caddr_t)&disc, p);
    424 	    }
    425 	case _IOW('t', 101, int):	/* sun SUNOS_TIOCSSOFTCAR */
    426 	    {
    427 		int x;	/* unused */
    428 
    429 		return copyin((caddr_t)&x, SCARG(uap, data), sizeof x);
    430 	    }
    431 	case _IOR('t', 100, int):	/* sun SUNOS_TIOCSSOFTCAR */
    432 	    {
    433 		int x = 0;
    434 
    435 		return copyout((caddr_t)&x, SCARG(uap, data), sizeof x);
    436 	    }
    437 	case _IO('t', 36): 		/* sun TIOCCONS, no parameters */
    438 	    {
    439 		int on = 1;
    440 		return (*ctl)(fp, TIOCCONS, (caddr_t)&on, p);
    441 	    }
    442 	case _IOW('t', 37, struct sunos_ttysize):
    443 	    {
    444 		struct winsize ws;
    445 		struct sunos_ttysize ss;
    446 
    447 		if ((error = (*ctl)(fp, TIOCGWINSZ, (caddr_t)&ws, p)) != 0)
    448 			return (error);
    449 
    450 		if ((error = copyin (SCARG(uap, data), &ss, sizeof (ss))) != 0)
    451 			return error;
    452 
    453 		ws.ws_row = ss.ts_row;
    454 		ws.ws_col = ss.ts_col;
    455 
    456 		return ((*ctl)(fp, TIOCSWINSZ, (caddr_t)&ws, p));
    457 	    }
    458 	case _IOW('t', 38, struct sunos_ttysize):
    459 	    {
    460 		struct winsize ws;
    461 		struct sunos_ttysize ss;
    462 
    463 		if ((error = (*ctl)(fp, TIOCGWINSZ, (caddr_t)&ws, p)) != 0)
    464 			return (error);
    465 
    466 		ss.ts_row = ws.ws_row;
    467 		ss.ts_col = ws.ws_col;
    468 
    469 		return copyout ((caddr_t)&ss, SCARG(uap, data), sizeof (ss));
    470 	    }
    471 	case _IOW('t', 130, int):
    472 		SCARG(uap, com) = TIOCSPGRP;
    473 		break;
    474 	case _IOR('t', 131, int):
    475 		SCARG(uap, com) = TIOCGPGRP;
    476 		break;
    477 	case _IO('t', 132):
    478 		SCARG(uap, com) = TIOCSCTTY;
    479 		break;
    480 	case SUNOS_TCGETA:
    481 	case SUNOS_TCGETS:
    482 	    {
    483 		struct termios bts;
    484 		struct sunos_termios sts;
    485 		struct sunos_termio st;
    486 
    487 		if ((error = (*ctl)(fp, TIOCGETA, (caddr_t)&bts, p)) != 0)
    488 			return error;
    489 
    490 		btios2stios (&bts, &sts);
    491 		if (SCARG(uap, com) == SUNOS_TCGETA) {
    492 			stios2stio (&sts, &st);
    493 			return copyout((caddr_t)&st, SCARG(uap, data),
    494 			    sizeof (st));
    495 		} else
    496 			return copyout((caddr_t)&sts, SCARG(uap, data),
    497 			    sizeof (sts));
    498 		/*NOTREACHED*/
    499 	    }
    500 	case SUNOS_TCSETA:
    501 	case SUNOS_TCSETAW:
    502 	case SUNOS_TCSETAF:
    503 	    {
    504 		struct termios bts;
    505 		struct sunos_termios sts;
    506 		struct sunos_termio st;
    507 
    508 		if ((error = copyin(SCARG(uap, data), (caddr_t)&st,
    509 		    sizeof (st))) != 0)
    510 			return error;
    511 
    512 		/* get full BSD termios so we don't lose information */
    513 		if ((error = (*ctl)(fp, TIOCGETA, (caddr_t)&bts, p)) != 0)
    514 			return error;
    515 
    516 		/*
    517 		 * convert to sun termios, copy in information from
    518 		 * termio, and convert back, then set new values.
    519 		 */
    520 		btios2stios(&bts, &sts);
    521 		stio2stios(&st, &sts);
    522 		stios2btios(&sts, &bts);
    523 
    524 		return (*ctl)(fp, SCARG(uap, com) - SUNOS_TCSETA + TIOCSETA,
    525 		    (caddr_t)&bts, p);
    526 	    }
    527 	case SUNOS_TCSETS:
    528 	case SUNOS_TCSETSW:
    529 	case SUNOS_TCSETSF:
    530 	    {
    531 		struct termios bts;
    532 		struct sunos_termios sts;
    533 
    534 		if ((error = copyin (SCARG(uap, data), (caddr_t)&sts,
    535 		    sizeof (sts))) != 0)
    536 			return error;
    537 		stios2btios (&sts, &bts);
    538 		return (*ctl)(fp, SCARG(uap, com) - SUNOS_TCSETS + TIOCSETA,
    539 		    (caddr_t)&bts, p);
    540 	    }
    541 /*
    542  * Pseudo-tty ioctl translations.
    543  */
    544 	case _IOW('t', 32, int): {	/* TIOCTCNTL */
    545 		int error, on;
    546 
    547 		if (error = copyin (SCARG(uap, data), (caddr_t)&on, sizeof (on)))
    548 			return error;
    549 		return (*ctl)(fp, TIOCUCNTL, (caddr_t)&on, p);
    550 	}
    551 	case _IOW('t', 33, int): {	/* TIOCSIGNAL */
    552 		int error, sig;
    553 
    554 		if (error = copyin (SCARG(uap, data), (caddr_t)&sig, sizeof (sig)))
    555 			return error;
    556 		return (*ctl)(fp, TIOCSIG, (caddr_t)&sig, p);
    557 	}
    558 
    559 /*
    560  * Socket ioctl translations.
    561  */
    562 #define IFREQ_IN(a) { \
    563 	struct ifreq ifreq; \
    564 	if (error = copyin (SCARG(uap, data), (caddr_t)&ifreq, sizeof (ifreq))) \
    565 		return error; \
    566 	return (*ctl)(fp, a, (caddr_t)&ifreq, p); \
    567 }
    568 #define IFREQ_INOUT(a) { \
    569 	struct ifreq ifreq; \
    570 	if (error = copyin (SCARG(uap, data), (caddr_t)&ifreq, sizeof (ifreq))) \
    571 		return error; \
    572 	if (error = (*ctl)(fp, a, (caddr_t)&ifreq, p)) \
    573 		return error; \
    574 	return copyout ((caddr_t)&ifreq, SCARG(uap, data), sizeof (ifreq)); \
    575 }
    576 
    577 	case _IOW('i', 12, struct ifreq):
    578 		/* SIOCSIFADDR */
    579 		break;
    580 
    581 	case _IOWR('i', 13, struct ifreq):
    582 		IFREQ_INOUT(OSIOCGIFADDR);
    583 
    584 	case _IOW('i', 14, struct ifreq):
    585 		/* SIOCSIFDSTADDR */
    586 		break;
    587 
    588 	case _IOWR('i', 15, struct ifreq):
    589 		IFREQ_INOUT(OSIOCGIFDSTADDR);
    590 
    591 	case _IOW('i', 16, struct ifreq):
    592 		/* SIOCSIFFLAGS */
    593 		break;
    594 
    595 	case _IOWR('i', 17, struct ifreq):
    596 		/* SIOCGIFFLAGS */
    597 		break;
    598 
    599 	case _IOW('i', 21, struct ifreq):
    600 		IFREQ_IN(SIOCSIFMTU);
    601 
    602 	case _IOWR('i', 22, struct ifreq):
    603 		IFREQ_INOUT(SIOCGIFMTU);
    604 
    605 	case _IOWR('i', 23, struct ifreq):
    606 		IFREQ_INOUT(SIOCGIFBRDADDR);
    607 
    608 	case _IOW('i', 24, struct ifreq):
    609 		IFREQ_IN(SIOCSIFBRDADDR);
    610 
    611 	case _IOWR('i', 25, struct ifreq):
    612 		IFREQ_INOUT(OSIOCGIFNETMASK);
    613 
    614 	case _IOW('i', 26, struct ifreq):
    615 		IFREQ_IN(SIOCSIFNETMASK);
    616 
    617 	case _IOWR('i', 27, struct ifreq):
    618 		IFREQ_INOUT(SIOCGIFMETRIC);
    619 
    620 	case _IOWR('i', 28, struct ifreq):
    621 		IFREQ_IN(SIOCSIFMETRIC);
    622 
    623 	case _IOW('i', 30, struct arpreq):
    624 		/* SIOCSARP */
    625 		break;
    626 
    627 	case _IOWR('i', 31, struct arpreq):
    628 		/* SIOCGARP */
    629 		break;
    630 
    631 	case _IOW('i', 32, struct arpreq):
    632 		/* SIOCDARP */
    633 		break;
    634 
    635 	case _IOW('i', 18, struct ifreq):	/* SIOCSIFMEM */
    636 	case _IOWR('i', 19, struct ifreq):	/* SIOCGIFMEM */
    637 	case _IOW('i', 40, struct ifreq):	/* SIOCUPPER */
    638 	case _IOW('i', 41, struct ifreq):	/* SIOCLOWER */
    639 	case _IOW('i', 44, struct ifreq):	/* SIOCSETSYNC */
    640 	case _IOWR('i', 45, struct ifreq):	/* SIOCGETSYNC */
    641 	case _IOWR('i', 46, struct ifreq):	/* SIOCSDSTATS */
    642 	case _IOWR('i', 47, struct ifreq):	/* SIOCSESTATS */
    643 	case _IOW('i', 48, int):		/* SIOCSPROMISC */
    644 	case _IOW('i', 49, struct ifreq):	/* SIOCADDMULTI */
    645 	case _IOW('i', 50, struct ifreq):	/* SIOCDELMULTI */
    646 		return EOPNOTSUPP;
    647 
    648 	case _IOWR('i', 20, struct ifconf):	/* SIOCGIFCONF */
    649 	    {
    650 		struct ifconf ifconf;
    651 
    652 		/*
    653 		 * XXX: two more problems
    654 		 * 1. our sockaddr's are variable length, not always sizeof(sockaddr)
    655 		 * 2. this returns a name per protocol, ie. it returns two "lo0"'s
    656 		 */
    657 		if (error = copyin (SCARG(uap, data), (caddr_t)&ifconf,
    658 		    sizeof (ifconf)))
    659 			return error;
    660 		if (error = (*ctl)(fp, OSIOCGIFCONF, (caddr_t)&ifconf, p))
    661 			return error;
    662 		return copyout ((caddr_t)&ifconf, SCARG(uap, data),
    663 		    sizeof (ifconf));
    664 	    }
    665 
    666 /*
    667  * Audio ioctl translations.
    668  */
    669 	case _IOR('A', 1, struct sunos_audio_info):	/* AUDIO_GETINFO */
    670 	sunos_au_getinfo:
    671 	    {
    672 		struct audio_info aui;
    673 		struct sunos_audio_info sunos_aui;
    674 
    675 		if (error = (*ctl)(fp, AUDIO_GETINFO, (caddr_t)&aui, p))
    676 			return error;
    677 
    678 		sunos_aui.play = *(struct sunos_audio_prinfo *)&aui.play;
    679 		sunos_aui.record = *(struct sunos_audio_prinfo *)&aui.record;
    680 		sunos_aui.monitor_gain = aui.__spare; /* XXX */
    681 
    682 		/* `avail_ports' is `seek' in BSD */
    683 #define AUDIO_SPEAKER	1
    684 #define AUDIO_HEADPHONE	2
    685 		sunos_aui.play.avail_ports = AUDIO_SPEAKER | AUDIO_HEADPHONE;
    686 		sunos_aui.record.avail_ports = AUDIO_SPEAKER | AUDIO_HEADPHONE;
    687 
    688 		sunos_aui.play.waiting = 0;
    689 		sunos_aui.record.waiting = 0;
    690 		sunos_aui.play.eof = 0;
    691 		sunos_aui.record.eof = 0;
    692 
    693 		return copyout ((caddr_t)&sunos_aui, SCARG(uap, data),
    694 				sizeof (sunos_aui));
    695 	    }
    696 
    697 	case _IOWR('A', 2, struct sunos_audio_info):	/* AUDIO_SETINFO */
    698 	    {
    699 		struct audio_info aui;
    700 		struct sunos_audio_info sunos_aui;
    701 
    702 		if (error = copyin (SCARG(uap, data), (caddr_t)&sunos_aui,
    703 		    sizeof (sunos_aui)))
    704 			return error;
    705 
    706 		aui.play = *(struct audio_prinfo *)&sunos_aui.play;
    707 		aui.record = *(struct audio_prinfo *)&sunos_aui.record;
    708 		aui.__spare = sunos_aui.monitor_gain;
    709 		aui.blocksize = ~0;
    710 		aui.hiwat = ~0;
    711 		aui.lowat = ~0;
    712 		aui.backlog = ~0;
    713 		/*
    714 		 * The bsd driver does not distinguish between paused and
    715 		 * active. (In the sun driver, not active means samples are
    716 		 * not ouput at all, but paused means the last streams buffer
    717 		 * is drained and then output stops.)  If either are 0, then
    718 		 * when stop output. Otherwise, if either are non-zero,
    719 		 * we resume.
    720 		 */
    721 		if (sunos_aui.play.pause == 0 || sunos_aui.play.active == 0)
    722 			aui.play.pause = 0;
    723 		else if (sunos_aui.play.pause != (u_char)~0 ||
    724 			 sunos_aui.play.active != (u_char)~0)
    725 			aui.play.pause = 1;
    726 		if (sunos_aui.record.pause == 0 || sunos_aui.record.active == 0)
    727 			aui.record.pause = 0;
    728 		else if (sunos_aui.record.pause != (u_char)~0 ||
    729 			 sunos_aui.record.active != (u_char)~0)
    730 			aui.record.pause = 1;
    731 
    732 		if (error = (*ctl)(fp, AUDIO_SETINFO, (caddr_t)&aui, p))
    733 			return error;
    734 		/* Return new state */
    735 		goto sunos_au_getinfo;
    736 	    }
    737 	case _IO('A', 3):	/* AUDIO_DRAIN */
    738 		return (*ctl)(fp, AUDIO_DRAIN, (void *)0, p);
    739 	case _IOR('A', 4, int):	/* AUDIO_GETDEV */
    740 	    {
    741 		int devtype = SUNOS_AUDIO_DEV_AMD;
    742 		return copyout ((caddr_t)&devtype, SCARG(uap, data),
    743 				sizeof (devtype));
    744 	    }
    745 
    746 /*
    747  * Selected streams ioctls.
    748  */
    749 #define SUNOS_S_FLUSHR		1
    750 #define SUNOS_S_FLUSHW		2
    751 #define SUNOS_S_FLUSHRW		3
    752 
    753 #define SUNOS_S_INPUT		1
    754 #define SUNOS_S_HIPRI		2
    755 #define SUNOS_S_OUTPUT		4
    756 #define SUNOS_S_MSG		8
    757 
    758 	case _IO('S', 5):	/* I_FLUSH */
    759 	    {
    760 		int tmp = 0;
    761 		switch ((int)SCARG(uap, data)) {
    762 		case SUNOS_S_FLUSHR:	tmp = FREAD;
    763 		case SUNOS_S_FLUSHW:	tmp = FWRITE;
    764 		case SUNOS_S_FLUSHRW:	tmp = FREAD|FWRITE;
    765 		}
    766                 return (*ctl)(fp, TIOCFLUSH, (caddr_t)&tmp, p);
    767 	    }
    768 	case _IO('S', 9):	/* I_SIGSET */
    769 	    {
    770 		int on = 1;
    771 		if (((int)SCARG(uap, data) & (SUNOS_S_HIPRI|SUNOS_S_INPUT)) ==
    772 		    SUNOS_S_HIPRI)
    773 			return EOPNOTSUPP;
    774                 return (*ctl)(fp, FIOASYNC, (caddr_t)&on, p);
    775 	    }
    776 	}
    777 	return (ioctl(p, uap, retval));
    778 }
    779