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sunos_ioctl.c revision 1.27
      1 /*	$NetBSD: sunos_ioctl.c,v 1.27 1997/10/19 20:59:32 is 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 <sys/vnode.h>
     40 #include <net/if.h>
     41 
     42 #include <sys/mount.h>
     43 
     44 #include <miscfs/specfs/specdev.h>
     45 
     46 #include <sys/syscallargs.h>
     47 #include <compat/sunos/sunos.h>
     48 #include <compat/sunos/sunos_syscallargs.h>
     49 
     50 /*
     51  * SunOS ioctl calls.
     52  * This file is something of a hodge-podge.
     53  * Support gets added as things turn up....
     54  */
     55 
     56 static struct speedtab sptab[] = {
     57 	{ 0, 0 },
     58 	{ 50, 1 },
     59 	{ 75, 2 },
     60 	{ 110, 3 },
     61 	{ 134, 4 },
     62 	{ 135, 4 },
     63 	{ 150, 5 },
     64 	{ 200, 6 },
     65 	{ 300, 7 },
     66 	{ 600, 8 },
     67 	{ 1200, 9 },
     68 	{ 1800, 10 },
     69 	{ 2400, 11 },
     70 	{ 4800, 12 },
     71 	{ 9600, 13 },
     72 	{ 19200, 14 },
     73 	{ 38400, 15 },
     74 	{ -1, -1 }
     75 };
     76 
     77 static u_long s2btab[] = {
     78 	0,
     79 	50,
     80 	75,
     81 	110,
     82 	134,
     83 	150,
     84 	200,
     85 	300,
     86 	600,
     87 	1200,
     88 	1800,
     89 	2400,
     90 	4800,
     91 	9600,
     92 	19200,
     93 	38400,
     94 };
     95 
     96 static void stios2btios __P((struct sunos_termios *, struct termios *));
     97 static void btios2stios __P((struct termios *, struct sunos_termios *));
     98 static void stios2stio __P((struct sunos_termios *, struct sunos_termio *));
     99 static void stio2stios __P((struct sunos_termio *, struct sunos_termios *));
    100 
    101 /*
    102  * These two conversion functions have mostly been done
    103  * with some perl cut&paste, then hand-edited to comment
    104  * out what doesn't exist under NetBSD.
    105  * A note from Markus's code:
    106  *	(l & BITMASK1) / BITMASK1 * BITMASK2  is translated
    107  *	optimally by gcc m68k, much better than any ?: stuff.
    108  *	Code may vary with different architectures of course.
    109  *
    110  * I don't know what optimizer you used, but seeing divu's and
    111  * bfextu's in the m68k assembly output did not encourage me...
    112  * as well, gcc on the sparc definitely generates much better
    113  * code with `?:'.
    114  */
    115 
    116 static void
    117 stios2btios(st, bt)
    118 	struct sunos_termios *st;
    119 	struct termios *bt;
    120 {
    121 	register u_long l, r;
    122 
    123 	l = st->c_iflag;
    124 	r = 	((l & 0x00000001) ? IGNBRK	: 0);
    125 	r |=	((l & 0x00000002) ? BRKINT	: 0);
    126 	r |=	((l & 0x00000004) ? IGNPAR	: 0);
    127 	r |=	((l & 0x00000008) ? PARMRK	: 0);
    128 	r |=	((l & 0x00000010) ? INPCK	: 0);
    129 	r |=	((l & 0x00000020) ? ISTRIP	: 0);
    130 	r |= 	((l & 0x00000040) ? INLCR	: 0);
    131 	r |=	((l & 0x00000080) ? IGNCR	: 0);
    132 	r |=	((l & 0x00000100) ? ICRNL	: 0);
    133 	/*	((l & 0x00000200) ? IUCLC	: 0) */
    134 	r |=	((l & 0x00000400) ? IXON	: 0);
    135 	r |=	((l & 0x00000800) ? IXANY	: 0);
    136 	r |=	((l & 0x00001000) ? IXOFF	: 0);
    137 	r |=	((l & 0x00002000) ? IMAXBEL	: 0);
    138 	bt->c_iflag = r;
    139 
    140 	l = st->c_oflag;
    141 	r = 	((l & 0x00000001) ? OPOST	: 0);
    142 	/*	((l & 0x00000002) ? OLCUC	: 0) */
    143 	r |=	((l & 0x00000004) ? ONLCR	: 0);
    144 	/*	((l & 0x00000008) ? OCRNL	: 0) */
    145 	/*	((l & 0x00000010) ? ONOCR	: 0) */
    146 	/*	((l & 0x00000020) ? ONLRET	: 0) */
    147 	/*	((l & 0x00000040) ? OFILL	: 0) */
    148 	/*	((l & 0x00000080) ? OFDEL	: 0) */
    149 	/*	((l & 0x00000100) ? NLDLY	: 0) */
    150 	/*	((l & 0x00000100) ? NL1		: 0) */
    151 	/*	((l & 0x00000600) ? CRDLY	: 0) */
    152 	/*	((l & 0x00000200) ? CR1		: 0) */
    153 	/*	((l & 0x00000400) ? CR2		: 0) */
    154 	/*	((l & 0x00000600) ? CR3		: 0) */
    155 	/*	((l & 0x00001800) ? TABDLY	: 0) */
    156 	/*	((l & 0x00000800) ? TAB1	: 0) */
    157 	/*	((l & 0x00001000) ? TAB2	: 0) */
    158 	r |=	((l & 0x00001800) ? OXTABS	: 0);
    159 	/*	((l & 0x00002000) ? BSDLY	: 0) */
    160 	/*	((l & 0x00002000) ? BS1		: 0) */
    161 	/*	((l & 0x00004000) ? VTDLY	: 0) */
    162 	/*	((l & 0x00004000) ? VT1		: 0) */
    163 	/*	((l & 0x00008000) ? FFDLY	: 0) */
    164 	/*	((l & 0x00008000) ? FF1		: 0) */
    165 	/*	((l & 0x00010000) ? PAGEOUT	: 0) */
    166 	/*	((l & 0x00020000) ? WRAP	: 0) */
    167 	bt->c_oflag = r;
    168 
    169 	l = st->c_cflag;
    170 	switch (l & 0x00000030) {
    171 	case 0:
    172 		r = CS5;
    173 		break;
    174 	case 0x00000010:
    175 		r = CS6;
    176 		break;
    177 	case 0x00000020:
    178 		r = CS7;
    179 		break;
    180 	case 0x00000030:
    181 		r = CS8;
    182 		break;
    183 	}
    184 	r |=	((l & 0x00000040) ? CSTOPB	: 0);
    185 	r |=	((l & 0x00000080) ? CREAD	: 0);
    186 	r |= 	((l & 0x00000100) ? PARENB	: 0);
    187 	r |=	((l & 0x00000200) ? PARODD	: 0);
    188 	r |=	((l & 0x00000400) ? HUPCL	: 0);
    189 	r |=	((l & 0x00000800) ? CLOCAL	: 0);
    190 	/*	((l & 0x00001000) ? LOBLK	: 0) */
    191 	r |=	((l & 0x80000000) ? (CRTS_IFLOW|CCTS_OFLOW) : 0);
    192 	bt->c_cflag = r;
    193 
    194 	bt->c_ispeed = bt->c_ospeed = s2btab[l & 0x0000000f];
    195 
    196 	l = st->c_lflag;
    197 	r = 	((l & 0x00000001) ? ISIG	: 0);
    198 	r |=	((l & 0x00000002) ? ICANON	: 0);
    199 	/*	((l & 0x00000004) ? XCASE	: 0) */
    200 	r |=	((l & 0x00000008) ? ECHO	: 0);
    201 	r |=	((l & 0x00000010) ? ECHOE	: 0);
    202 	r |=	((l & 0x00000020) ? ECHOK	: 0);
    203 	r |=	((l & 0x00000040) ? ECHONL	: 0);
    204 	r |= 	((l & 0x00000080) ? NOFLSH	: 0);
    205 	r |=	((l & 0x00000100) ? TOSTOP	: 0);
    206 	r |=	((l & 0x00000200) ? ECHOCTL	: 0);
    207 	r |=	((l & 0x00000400) ? ECHOPRT	: 0);
    208 	r |=	((l & 0x00000800) ? ECHOKE	: 0);
    209 	/*	((l & 0x00001000) ? DEFECHO	: 0) */
    210 	r |=	((l & 0x00002000) ? FLUSHO	: 0);
    211 	r |=	((l & 0x00004000) ? PENDIN	: 0);
    212 	bt->c_lflag = r;
    213 
    214 	bt->c_cc[VINTR]    = st->c_cc[0]  ? st->c_cc[0]  : _POSIX_VDISABLE;
    215 	bt->c_cc[VQUIT]    = st->c_cc[1]  ? st->c_cc[1]  : _POSIX_VDISABLE;
    216 	bt->c_cc[VERASE]   = st->c_cc[2]  ? st->c_cc[2]  : _POSIX_VDISABLE;
    217 	bt->c_cc[VKILL]    = st->c_cc[3]  ? st->c_cc[3]  : _POSIX_VDISABLE;
    218 	bt->c_cc[VEOF]     = st->c_cc[4]  ? st->c_cc[4]  : _POSIX_VDISABLE;
    219 	bt->c_cc[VEOL]     = st->c_cc[5]  ? st->c_cc[5]  : _POSIX_VDISABLE;
    220 	bt->c_cc[VEOL2]    = st->c_cc[6]  ? st->c_cc[6]  : _POSIX_VDISABLE;
    221     /*	bt->c_cc[VSWTCH]   = st->c_cc[7]  ? st->c_cc[7]  : _POSIX_VDISABLE; */
    222 	bt->c_cc[VSTART]   = st->c_cc[8]  ? st->c_cc[8]  : _POSIX_VDISABLE;
    223 	bt->c_cc[VSTOP]    = st->c_cc[9]  ? st->c_cc[9]  : _POSIX_VDISABLE;
    224 	bt->c_cc[VSUSP]    = st->c_cc[10] ? st->c_cc[10] : _POSIX_VDISABLE;
    225 	bt->c_cc[VDSUSP]   = st->c_cc[11] ? st->c_cc[11] : _POSIX_VDISABLE;
    226 	bt->c_cc[VREPRINT] = st->c_cc[12] ? st->c_cc[12] : _POSIX_VDISABLE;
    227 	bt->c_cc[VDISCARD] = st->c_cc[13] ? st->c_cc[13] : _POSIX_VDISABLE;
    228 	bt->c_cc[VWERASE]  = st->c_cc[14] ? st->c_cc[14] : _POSIX_VDISABLE;
    229 	bt->c_cc[VLNEXT]   = st->c_cc[15] ? st->c_cc[15] : _POSIX_VDISABLE;
    230 	bt->c_cc[VSTATUS]  = st->c_cc[16] ? st->c_cc[16] : _POSIX_VDISABLE;
    231 
    232 	/* if `raw mode', create native VMIN/VTIME from SunOS VEOF/VEOL */
    233 	bt->c_cc[VMIN]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOF];
    234 	bt->c_cc[VTIME]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOL];
    235 }
    236 
    237 
    238 static void
    239 btios2stios(bt, st)
    240 	struct termios *bt;
    241 	struct sunos_termios *st;
    242 {
    243 	register u_long l, r;
    244 	int s;
    245 
    246 	l = bt->c_iflag;
    247 	r = 	((l &  IGNBRK) ? 0x00000001	: 0);
    248 	r |=	((l &  BRKINT) ? 0x00000002	: 0);
    249 	r |=	((l &  IGNPAR) ? 0x00000004	: 0);
    250 	r |=	((l &  PARMRK) ? 0x00000008	: 0);
    251 	r |=	((l &   INPCK) ? 0x00000010	: 0);
    252 	r |=	((l &  ISTRIP) ? 0x00000020	: 0);
    253 	r |=	((l &   INLCR) ? 0x00000040	: 0);
    254 	r |=	((l &   IGNCR) ? 0x00000080	: 0);
    255 	r |=	((l &   ICRNL) ? 0x00000100	: 0);
    256 	/*	((l &   IUCLC) ? 0x00000200	: 0) */
    257 	r |=	((l &    IXON) ? 0x00000400	: 0);
    258 	r |=	((l &   IXANY) ? 0x00000800	: 0);
    259 	r |=	((l &   IXOFF) ? 0x00001000	: 0);
    260 	r |=	((l & IMAXBEL) ? 0x00002000	: 0);
    261 	st->c_iflag = r;
    262 
    263 	l = bt->c_oflag;
    264 	r =	((l &   OPOST) ? 0x00000001	: 0);
    265 	/*	((l &   OLCUC) ? 0x00000002	: 0) */
    266 	r |=	((l &   ONLCR) ? 0x00000004	: 0);
    267 	/*	((l &   OCRNL) ? 0x00000008	: 0) */
    268 	/*	((l &   ONOCR) ? 0x00000010	: 0) */
    269 	/*	((l &  ONLRET) ? 0x00000020	: 0) */
    270 	/*	((l &   OFILL) ? 0x00000040	: 0) */
    271 	/*	((l &   OFDEL) ? 0x00000080	: 0) */
    272 	/*	((l &   NLDLY) ? 0x00000100	: 0) */
    273 	/*	((l &     NL1) ? 0x00000100	: 0) */
    274 	/*	((l &   CRDLY) ? 0x00000600	: 0) */
    275 	/*	((l &     CR1) ? 0x00000200	: 0) */
    276 	/*	((l &     CR2) ? 0x00000400	: 0) */
    277 	/*	((l &     CR3) ? 0x00000600	: 0) */
    278 	/*	((l &  TABDLY) ? 0x00001800	: 0) */
    279 	/*	((l &    TAB1) ? 0x00000800	: 0) */
    280 	/*	((l &    TAB2) ? 0x00001000	: 0) */
    281 	r |=	((l &  OXTABS) ? 0x00001800	: 0);
    282 	/*	((l &   BSDLY) ? 0x00002000	: 0) */
    283 	/*	((l &     BS1) ? 0x00002000	: 0) */
    284 	/*	((l &   VTDLY) ? 0x00004000	: 0) */
    285 	/*	((l &     VT1) ? 0x00004000	: 0) */
    286 	/*	((l &   FFDLY) ? 0x00008000	: 0) */
    287 	/*	((l &     FF1) ? 0x00008000	: 0) */
    288 	/*	((l & PAGEOUT) ? 0x00010000	: 0) */
    289 	/*	((l &    WRAP) ? 0x00020000	: 0) */
    290 	st->c_oflag = r;
    291 
    292 	l = bt->c_cflag;
    293 	switch (l & CSIZE) {
    294 	case CS5:
    295 		r = 0;
    296 		break;
    297 	case CS6:
    298 		r = 0x00000010;
    299 		break;
    300 	case CS7:
    301 		r = 0x00000020;
    302 		break;
    303 	case CS8:
    304 		r = 0x00000030;
    305 		break;
    306 	}
    307 	r |=	((l &  CSTOPB) ? 0x00000040	: 0);
    308 	r |=	((l &   CREAD) ? 0x00000080	: 0);
    309 	r |=	((l &  PARENB) ? 0x00000100	: 0);
    310 	r |=	((l &  PARODD) ? 0x00000200	: 0);
    311 	r |=	((l &   HUPCL) ? 0x00000400	: 0);
    312 	r |=	((l &  CLOCAL) ? 0x00000800	: 0);
    313 	/*	((l &   LOBLK) ? 0x00001000	: 0) */
    314 	r |=	((l & (CRTS_IFLOW|CCTS_OFLOW)) ? 0x80000000 : 0);
    315 	st->c_cflag = r;
    316 
    317 	l = bt->c_lflag;
    318 	r =	((l &    ISIG) ? 0x00000001	: 0);
    319 	r |=	((l &  ICANON) ? 0x00000002	: 0);
    320 	/*	((l &   XCASE) ? 0x00000004	: 0) */
    321 	r |=	((l &    ECHO) ? 0x00000008	: 0);
    322 	r |=	((l &   ECHOE) ? 0x00000010	: 0);
    323 	r |=	((l &   ECHOK) ? 0x00000020	: 0);
    324 	r |=	((l &  ECHONL) ? 0x00000040	: 0);
    325 	r |=	((l &  NOFLSH) ? 0x00000080	: 0);
    326 	r |=	((l &  TOSTOP) ? 0x00000100	: 0);
    327 	r |=	((l & ECHOCTL) ? 0x00000200	: 0);
    328 	r |=	((l & ECHOPRT) ? 0x00000400	: 0);
    329 	r |=	((l &  ECHOKE) ? 0x00000800	: 0);
    330 	/*	((l & DEFECHO) ? 0x00001000	: 0) */
    331 	r |=	((l &  FLUSHO) ? 0x00002000	: 0);
    332 	r |=	((l &  PENDIN) ? 0x00004000	: 0);
    333 	st->c_lflag = r;
    334 
    335 	s = ttspeedtab(bt->c_ospeed, sptab);
    336 	if (s >= 0)
    337 		st->c_cflag |= s;
    338 
    339 	st->c_cc[0] = bt->c_cc[VINTR]   != _POSIX_VDISABLE? bt->c_cc[VINTR]:0;
    340 	st->c_cc[1] = bt->c_cc[VQUIT]   != _POSIX_VDISABLE? bt->c_cc[VQUIT]:0;
    341 	st->c_cc[2] = bt->c_cc[VERASE]  != _POSIX_VDISABLE? bt->c_cc[VERASE]:0;
    342 	st->c_cc[3] = bt->c_cc[VKILL]   != _POSIX_VDISABLE? bt->c_cc[VKILL]:0;
    343 	st->c_cc[4] = bt->c_cc[VEOF]    != _POSIX_VDISABLE? bt->c_cc[VEOF]:0;
    344 	st->c_cc[5] = bt->c_cc[VEOL]    != _POSIX_VDISABLE? bt->c_cc[VEOL]:0;
    345 	st->c_cc[6] = bt->c_cc[VEOL2]   != _POSIX_VDISABLE? bt->c_cc[VEOL2]:0;
    346 	st->c_cc[7] = 0;
    347 		/*    bt->c_cc[VSWTCH]  != _POSIX_VDISABLE? bt->c_cc[VSWTCH]: */
    348 	st->c_cc[8] = bt->c_cc[VSTART]  != _POSIX_VDISABLE? bt->c_cc[VSTART]:0;
    349 	st->c_cc[9] = bt->c_cc[VSTOP]   != _POSIX_VDISABLE? bt->c_cc[VSTOP]:0;
    350 	st->c_cc[10]= bt->c_cc[VSUSP]   != _POSIX_VDISABLE? bt->c_cc[VSUSP]:0;
    351 	st->c_cc[11]= bt->c_cc[VDSUSP]  != _POSIX_VDISABLE? bt->c_cc[VDSUSP]:0;
    352 	st->c_cc[12]= bt->c_cc[VREPRINT]!= _POSIX_VDISABLE? bt->c_cc[VREPRINT]:0;
    353 	st->c_cc[13]= bt->c_cc[VDISCARD]!= _POSIX_VDISABLE? bt->c_cc[VDISCARD]:0;
    354 	st->c_cc[14]= bt->c_cc[VWERASE] != _POSIX_VDISABLE? bt->c_cc[VWERASE]:0;
    355 	st->c_cc[15]= bt->c_cc[VLNEXT]  != _POSIX_VDISABLE? bt->c_cc[VLNEXT]:0;
    356 	st->c_cc[16]= bt->c_cc[VSTATUS] != _POSIX_VDISABLE? bt->c_cc[VSTATUS]:0;
    357 
    358 	if (!(bt->c_lflag & ICANON)) {
    359 		/* SunOS stores VMIN/VTIME in VEOF/VEOL (if ICANON is off) */
    360 		st->c_cc[4] = bt->c_cc[VMIN];
    361 		st->c_cc[5] = bt->c_cc[VTIME];
    362 	}
    363 
    364 	st->c_line = 0;
    365 }
    366 
    367 static void
    368 stios2stio(ts, t)
    369 	struct sunos_termios *ts;
    370 	struct sunos_termio *t;
    371 {
    372 	t->c_iflag = ts->c_iflag;
    373 	t->c_oflag = ts->c_oflag;
    374 	t->c_cflag = ts->c_cflag;
    375 	t->c_lflag = ts->c_lflag;
    376 	t->c_line  = ts->c_line;
    377 	bcopy(ts->c_cc, t->c_cc, 8);
    378 }
    379 
    380 static void
    381 stio2stios(t, ts)
    382 	struct sunos_termio *t;
    383 	struct sunos_termios *ts;
    384 {
    385 	ts->c_iflag = t->c_iflag;
    386 	ts->c_oflag = t->c_oflag;
    387 	ts->c_cflag = t->c_cflag;
    388 	ts->c_lflag = t->c_lflag;
    389 	ts->c_line  = t->c_line;
    390 	bcopy(t->c_cc, ts->c_cc, 8); /* don't touch the upper fields! */
    391 }
    392 
    393 int
    394 sunos_sys_ioctl(p, v, retval)
    395 	register struct proc *p;
    396 	void *v;
    397 	register_t *retval;
    398 {
    399 	struct sunos_sys_ioctl_args *uap = v;
    400 	register struct filedesc *fdp = p->p_fd;
    401 	register struct file *fp;
    402 	register int (*ctl) __P((struct file *, u_long, caddr_t, struct proc *));
    403 	int error;
    404 
    405 	if ( (unsigned)SCARG(uap, fd) >= fdp->fd_nfiles ||
    406 	    (fp = fdp->fd_ofiles[SCARG(uap, fd)]) == NULL)
    407 		return EBADF;
    408 
    409 	if ((fp->f_flag & (FREAD|FWRITE)) == 0)
    410 		return EBADF;
    411 
    412 	ctl = fp->f_ops->fo_ioctl;
    413 
    414 	switch (SCARG(uap, com)) {
    415 	case _IOR('t', 0, int):
    416 		SCARG(uap, com) = TIOCGETD;
    417 		break;
    418 	case _IOW('t', 1, int):
    419 	    {
    420 		int disc;
    421 
    422 		if ((error = copyin(SCARG(uap, data), (caddr_t)&disc,
    423 		    sizeof disc)) != 0)
    424 			return error;
    425 
    426 		/* map SunOS NTTYDISC into our termios discipline */
    427 		if (disc == 2)
    428 			disc = 0;
    429 		/* all other disciplines are not supported by NetBSD */
    430 		if (disc)
    431 			return ENXIO;
    432 
    433 		return (*ctl)(fp, TIOCSETD, (caddr_t)&disc, p);
    434 	    }
    435 	case _IOW('t', 101, int):	/* sun SUNOS_TIOCSSOFTCAR */
    436 	    {
    437 		int x;	/* unused */
    438 
    439 		return copyin((caddr_t)&x, SCARG(uap, data), sizeof x);
    440 	    }
    441 	case _IOR('t', 100, int):	/* sun SUNOS_TIOCSSOFTCAR */
    442 	    {
    443 		int x = 0;
    444 
    445 		return copyout((caddr_t)&x, SCARG(uap, data), sizeof x);
    446 	    }
    447 	case _IO('t', 36): 		/* sun TIOCCONS, no parameters */
    448 	    {
    449 		int on = 1;
    450 		return (*ctl)(fp, TIOCCONS, (caddr_t)&on, p);
    451 	    }
    452 	case _IOW('t', 37, struct sunos_ttysize):
    453 	    {
    454 		struct winsize ws;
    455 		struct sunos_ttysize ss;
    456 
    457 		if ((error = (*ctl)(fp, TIOCGWINSZ, (caddr_t)&ws, p)) != 0)
    458 			return (error);
    459 
    460 		if ((error = copyin (SCARG(uap, data), &ss, sizeof (ss))) != 0)
    461 			return error;
    462 
    463 		ws.ws_row = ss.ts_row;
    464 		ws.ws_col = ss.ts_col;
    465 
    466 		return ((*ctl)(fp, TIOCSWINSZ, (caddr_t)&ws, p));
    467 	    }
    468 	case _IOW('t', 38, struct sunos_ttysize):
    469 	    {
    470 		struct winsize ws;
    471 		struct sunos_ttysize ss;
    472 
    473 		if ((error = (*ctl)(fp, TIOCGWINSZ, (caddr_t)&ws, p)) != 0)
    474 			return (error);
    475 
    476 		ss.ts_row = ws.ws_row;
    477 		ss.ts_col = ws.ws_col;
    478 
    479 		return copyout ((caddr_t)&ss, SCARG(uap, data), sizeof (ss));
    480 	    }
    481 	case _IOW('t', 130, int):	/* TIOCSETPGRP: posix variant */
    482 		SCARG(uap, com) = TIOCSPGRP;
    483 		break;
    484 	case _IOR('t', 131, int):	/* TIOCGETPGRP: posix variant */
    485 	    {
    486 		/*
    487 		 * sigh, must do error translation on pty devices
    488 		 * (see also kern/tty_pty.c)
    489 		 */
    490 		int pgrp;
    491 		struct vnode *vp;
    492 		error = (*ctl)(fp, TIOCGPGRP, (caddr_t)&pgrp, p);
    493 		if (error) {
    494 			vp = (struct vnode *)fp->f_data;
    495 			if (error == EIO && vp != NULL &&
    496 			    vp->v_type == VCHR && major(vp->v_rdev) == 21)
    497 				error = ENOTTY;
    498 			return (error);
    499 		}
    500 		return copyout((caddr_t)&pgrp, SCARG(uap, data), sizeof(pgrp));
    501 	    }
    502 	case _IO('t', 132):
    503 		SCARG(uap, com) = TIOCSCTTY;
    504 		break;
    505 	case SUNOS_TCGETA:
    506 	case SUNOS_TCGETS:
    507 	    {
    508 		struct termios bts;
    509 		struct sunos_termios sts;
    510 		struct sunos_termio st;
    511 
    512 		if ((error = (*ctl)(fp, TIOCGETA, (caddr_t)&bts, p)) != 0)
    513 			return error;
    514 
    515 		btios2stios (&bts, &sts);
    516 		if (SCARG(uap, com) == SUNOS_TCGETA) {
    517 			stios2stio (&sts, &st);
    518 			return copyout((caddr_t)&st, SCARG(uap, data),
    519 			    sizeof (st));
    520 		} else
    521 			return copyout((caddr_t)&sts, SCARG(uap, data),
    522 			    sizeof (sts));
    523 		/*NOTREACHED*/
    524 	    }
    525 	case SUNOS_TCSETA:
    526 	case SUNOS_TCSETAW:
    527 	case SUNOS_TCSETAF:
    528 	    {
    529 		struct termios bts;
    530 		struct sunos_termios sts;
    531 		struct sunos_termio st;
    532 
    533 		if ((error = copyin(SCARG(uap, data), (caddr_t)&st,
    534 		    sizeof (st))) != 0)
    535 			return error;
    536 
    537 		/* get full BSD termios so we don't lose information */
    538 		if ((error = (*ctl)(fp, TIOCGETA, (caddr_t)&bts, p)) != 0)
    539 			return error;
    540 
    541 		/*
    542 		 * convert to sun termios, copy in information from
    543 		 * termio, and convert back, then set new values.
    544 		 */
    545 		btios2stios(&bts, &sts);
    546 		stio2stios(&st, &sts);
    547 		stios2btios(&sts, &bts);
    548 
    549 		return (*ctl)(fp, SCARG(uap, com) - SUNOS_TCSETA + TIOCSETA,
    550 		    (caddr_t)&bts, p);
    551 	    }
    552 	case SUNOS_TCSETS:
    553 	case SUNOS_TCSETSW:
    554 	case SUNOS_TCSETSF:
    555 	    {
    556 		struct termios bts;
    557 		struct sunos_termios sts;
    558 
    559 		if ((error = copyin (SCARG(uap, data), (caddr_t)&sts,
    560 		    sizeof (sts))) != 0)
    561 			return error;
    562 		stios2btios (&sts, &bts);
    563 		return (*ctl)(fp, SCARG(uap, com) - SUNOS_TCSETS + TIOCSETA,
    564 		    (caddr_t)&bts, p);
    565 	    }
    566 /*
    567  * Pseudo-tty ioctl translations.
    568  */
    569 	case _IOW('t', 32, int): {	/* TIOCTCNTL */
    570 		int error, on;
    571 
    572 		error = copyin (SCARG(uap, data), (caddr_t)&on, sizeof (on));
    573 		if (error)
    574 			return error;
    575 		return (*ctl)(fp, TIOCUCNTL, (caddr_t)&on, p);
    576 	}
    577 	case _IOW('t', 33, int): {	/* TIOCSIGNAL */
    578 		int error, sig;
    579 
    580 		error = copyin (SCARG(uap, data), (caddr_t)&sig, sizeof (sig));
    581 		if (error)
    582 			return error;
    583 		return (*ctl)(fp, TIOCSIG, (caddr_t)&sig, p);
    584 	}
    585 
    586 /*
    587  * Socket ioctl translations.
    588  */
    589 #define IFREQ_IN(a) { \
    590 	struct ifreq ifreq; \
    591 	error = copyin (SCARG(uap, data), (caddr_t)&ifreq, sizeof (ifreq)); \
    592 	if (error) \
    593 		return error; \
    594 	return (*ctl)(fp, a, (caddr_t)&ifreq, p); \
    595 }
    596 #define IFREQ_INOUT(a) { \
    597 	struct ifreq ifreq; \
    598 	error = copyin (SCARG(uap, data), (caddr_t)&ifreq, sizeof (ifreq)); \
    599 	if (error) \
    600 		return error; \
    601 	if ((error = (*ctl)(fp, a, (caddr_t)&ifreq, p)) != 0) \
    602 		return error; \
    603 	return copyout ((caddr_t)&ifreq, SCARG(uap, data), sizeof (ifreq)); \
    604 }
    605 
    606 	case _IOW('i', 12, struct ifreq):
    607 		/* SIOCSIFADDR */
    608 		break;
    609 
    610 	case _IOWR('i', 13, struct ifreq):
    611 		IFREQ_INOUT(OSIOCGIFADDR);
    612 
    613 	case _IOW('i', 14, struct ifreq):
    614 		/* SIOCSIFDSTADDR */
    615 		break;
    616 
    617 	case _IOWR('i', 15, struct ifreq):
    618 		IFREQ_INOUT(OSIOCGIFDSTADDR);
    619 
    620 	case _IOW('i', 16, struct ifreq):
    621 		/* SIOCSIFFLAGS */
    622 		break;
    623 
    624 	case _IOWR('i', 17, struct ifreq):
    625 		/* SIOCGIFFLAGS */
    626 		break;
    627 
    628 	case _IOW('i', 21, struct ifreq):
    629 		IFREQ_IN(SIOCSIFMTU);
    630 
    631 	case _IOWR('i', 22, struct ifreq):
    632 		IFREQ_INOUT(SIOCGIFMTU);
    633 
    634 	case _IOWR('i', 23, struct ifreq):
    635 		IFREQ_INOUT(SIOCGIFBRDADDR);
    636 
    637 	case _IOW('i', 24, struct ifreq):
    638 		IFREQ_IN(SIOCSIFBRDADDR);
    639 
    640 	case _IOWR('i', 25, struct ifreq):
    641 		IFREQ_INOUT(OSIOCGIFNETMASK);
    642 
    643 	case _IOW('i', 26, struct ifreq):
    644 		IFREQ_IN(SIOCSIFNETMASK);
    645 
    646 	case _IOWR('i', 27, struct ifreq):
    647 		IFREQ_INOUT(SIOCGIFMETRIC);
    648 
    649 	case _IOWR('i', 28, struct ifreq):
    650 		IFREQ_IN(SIOCSIFMETRIC);
    651 
    652 	case _IOW('i', 30, struct arpreq):
    653 		/* SIOCSARP */
    654 		break;
    655 
    656 	case _IOWR('i', 31, struct arpreq):
    657 		/* SIOCGARP */
    658 		break;
    659 
    660 	case _IOW('i', 32, struct arpreq):
    661 		/* SIOCDARP */
    662 		break;
    663 
    664 	case _IOW('i', 18, struct ifreq):	/* SIOCSIFMEM */
    665 	case _IOWR('i', 19, struct ifreq):	/* SIOCGIFMEM */
    666 	case _IOW('i', 40, struct ifreq):	/* SIOCUPPER */
    667 	case _IOW('i', 41, struct ifreq):	/* SIOCLOWER */
    668 	case _IOW('i', 44, struct ifreq):	/* SIOCSETSYNC */
    669 	case _IOWR('i', 45, struct ifreq):	/* SIOCGETSYNC */
    670 	case _IOWR('i', 46, struct ifreq):	/* SIOCSDSTATS */
    671 	case _IOWR('i', 47, struct ifreq):	/* SIOCSESTATS */
    672 	case _IOW('i', 48, int):		/* SIOCSPROMISC */
    673 	case _IOW('i', 49, struct ifreq):	/* SIOCADDMULTI */
    674 	case _IOW('i', 50, struct ifreq):	/* SIOCDELMULTI */
    675 		return EOPNOTSUPP;
    676 
    677 	case _IOWR('i', 20, struct ifconf):	/* SIOCGIFCONF */
    678 	    {
    679 		struct ifconf ifconf;
    680 
    681 		/*
    682 		 * XXX: two more problems
    683 		 * 1. our sockaddr's are variable length, not always sizeof(sockaddr)
    684 		 * 2. this returns a name per protocol, ie. it returns two "lo0"'s
    685 		 */
    686 		error = copyin (SCARG(uap, data), (caddr_t)&ifconf,
    687 		    sizeof (ifconf));
    688 		if (error)
    689 			return error;
    690 		error = (*ctl)(fp, OSIOCGIFCONF, (caddr_t)&ifconf, p);
    691 		if (error)
    692 			return error;
    693 		return copyout ((caddr_t)&ifconf, SCARG(uap, data),
    694 		    sizeof (ifconf));
    695 	    }
    696 
    697 /*
    698  * Audio ioctl translations.
    699  */
    700 	case _IOR('A', 1, struct sunos_audio_info):	/* AUDIO_GETINFO */
    701 	sunos_au_getinfo:
    702 	    {
    703 		struct audio_info aui;
    704 		struct sunos_audio_info sunos_aui;
    705 
    706 		error = (*ctl)(fp, AUDIO_GETINFO, (caddr_t)&aui, p);
    707 		if (error)
    708 			return error;
    709 
    710 		sunos_aui.play = *(struct sunos_audio_prinfo *)&aui.play;
    711 		sunos_aui.record = *(struct sunos_audio_prinfo *)&aui.record;
    712 
    713 		/* `avail_ports' is `seek' in BSD */
    714 		sunos_aui.play.avail_ports = AUDIO_SPEAKER | AUDIO_HEADPHONE;
    715 		sunos_aui.record.avail_ports = AUDIO_SPEAKER | AUDIO_HEADPHONE;
    716 
    717 		sunos_aui.play.waiting = 0;
    718 		sunos_aui.record.waiting = 0;
    719 		sunos_aui.play.eof = 0;
    720 		sunos_aui.record.eof = 0;
    721 		sunos_aui.monitor_gain = 0; /* aui.__spare; XXX */
    722 		/*XXXsunos_aui.output_muted = 0;*/
    723 		/*XXX*/sunos_aui.reserved[0] = 0;
    724 		/*XXX*/sunos_aui.reserved[1] = 0;
    725 		/*XXX*/sunos_aui.reserved[2] = 0;
    726 		/*XXX*/sunos_aui.reserved[3] = 0;
    727 
    728 		return copyout ((caddr_t)&sunos_aui, SCARG(uap, data),
    729 				sizeof (sunos_aui));
    730 	    }
    731 
    732 	case _IOWR('A', 2, struct sunos_audio_info):	/* AUDIO_SETINFO */
    733 	    {
    734 		struct audio_info aui;
    735 		struct sunos_audio_info sunos_aui;
    736 
    737 		error = copyin (SCARG(uap, data), (caddr_t)&sunos_aui,
    738 		    sizeof (sunos_aui));
    739 		if (error)
    740 			return error;
    741 
    742 		aui.play = *(struct audio_prinfo *)&sunos_aui.play;
    743 		aui.record = *(struct audio_prinfo *)&sunos_aui.record;
    744 		/* aui.__spare = sunos_aui.monitor_gain; */
    745 		aui.blocksize = ~0;
    746 		aui.hiwat = ~0;
    747 		aui.lowat = ~0;
    748 		/* XXX somebody check this please. - is: aui.backlog = ~0; */
    749 		aui.mode = ~0;
    750 		/*
    751 		 * The bsd driver does not distinguish between paused and
    752 		 * active. (In the sun driver, not active means samples are
    753 		 * not ouput at all, but paused means the last streams buffer
    754 		 * is drained and then output stops.)  If either are 0, then
    755 		 * when stop output. Otherwise, if either are non-zero,
    756 		 * we resume.
    757 		 */
    758 		if (sunos_aui.play.pause == 0 || sunos_aui.play.active == 0)
    759 			aui.play.pause = 0;
    760 		else if (sunos_aui.play.pause != (u_char)~0 ||
    761 			 sunos_aui.play.active != (u_char)~0)
    762 			aui.play.pause = 1;
    763 		if (sunos_aui.record.pause == 0 || sunos_aui.record.active == 0)
    764 			aui.record.pause = 0;
    765 		else if (sunos_aui.record.pause != (u_char)~0 ||
    766 			 sunos_aui.record.active != (u_char)~0)
    767 			aui.record.pause = 1;
    768 
    769 		error = (*ctl)(fp, AUDIO_SETINFO, (caddr_t)&aui, p);
    770 		if (error)
    771 			return error;
    772 		/* Return new state */
    773 		goto sunos_au_getinfo;
    774 	    }
    775 	case _IO('A', 3):	/* AUDIO_DRAIN */
    776 		return (*ctl)(fp, AUDIO_DRAIN, (void *)0, p);
    777 	case _IOR('A', 4, int):	/* AUDIO_GETDEV */
    778 	    {
    779 		int devtype = SUNOS_AUDIO_DEV_AMD;
    780 		return copyout ((caddr_t)&devtype, SCARG(uap, data),
    781 				sizeof (devtype));
    782 	    }
    783 
    784 /*
    785  * Selected streams ioctls.
    786  */
    787 #define SUNOS_S_FLUSHR		1
    788 #define SUNOS_S_FLUSHW		2
    789 #define SUNOS_S_FLUSHRW		3
    790 
    791 #define SUNOS_S_INPUT		1
    792 #define SUNOS_S_HIPRI		2
    793 #define SUNOS_S_OUTPUT		4
    794 #define SUNOS_S_MSG		8
    795 
    796 	case _IO('S', 5):	/* I_FLUSH */
    797 	    {
    798 		int tmp = 0;
    799 		switch ((int)SCARG(uap, data)) {
    800 		case SUNOS_S_FLUSHR:	tmp = FREAD;
    801 		case SUNOS_S_FLUSHW:	tmp = FWRITE;
    802 		case SUNOS_S_FLUSHRW:	tmp = FREAD|FWRITE;
    803 		}
    804                 return (*ctl)(fp, TIOCFLUSH, (caddr_t)&tmp, p);
    805 	    }
    806 	case _IO('S', 9):	/* I_SETSIG */
    807 	    {
    808 		int on = 1;
    809 		if (((int)SCARG(uap, data) & (SUNOS_S_HIPRI|SUNOS_S_INPUT)) ==
    810 		    SUNOS_S_HIPRI)
    811 			return EOPNOTSUPP;
    812                 return (*ctl)(fp, FIOASYNC, (caddr_t)&on, p);
    813 	    }
    814 	}
    815 	return (sys_ioctl(p, uap, retval));
    816 }
    817 
    818 /* SunOS fcntl(2) cmds not implemented */
    819 #define SUN_F_RGETLK	10
    820 #define SUN_F_RSETLK	11
    821 #define SUN_F_CNVT	12
    822 #define SUN_F_RSETLKW	13
    823 
    824 static struct {
    825 	long	sun_flg;
    826 	long	bsd_flg;
    827 } sunfcntl_flgtab[] = {
    828 	/* F_[GS]ETFLags that differ: */
    829 #define SUN_FSETBLK	0x0010
    830 #define SUN_SHLOCK	0x0080
    831 #define SUN_EXLOCK	0x0100
    832 #define SUN_FNBIO	0x1000
    833 #define SUN_FSYNC	0x2000
    834 #define SUN_NONBLOCK	0x4000
    835 #define SUN_FNOCTTY	0x8000
    836 	{ SUN_NONBLOCK, O_NONBLOCK },
    837 	{ SUN_FNBIO, O_NONBLOCK },
    838 	{ SUN_SHLOCK, O_SHLOCK },
    839 	{ SUN_EXLOCK, O_EXLOCK },
    840 	{ SUN_FSYNC, O_FSYNC },
    841 	{ SUN_FSETBLK, 0 },
    842 	{ SUN_FNOCTTY, 0 }
    843 };
    844 
    845 int
    846 sunos_sys_fcntl(p, v, retval)
    847 	register struct proc *p;
    848 	void *v;
    849 	register_t *retval;
    850 {
    851 	struct sunos_sys_fcntl_args *uap = v;
    852 	long flg;
    853 	int n, ret;
    854 
    855 
    856 	switch (SCARG(uap, cmd)) {
    857 	case F_SETFL:
    858 		flg = (long)SCARG(uap, arg);
    859 		n = sizeof(sunfcntl_flgtab) / sizeof(sunfcntl_flgtab[0]);
    860 		while (--n >= 0) {
    861 			if (flg & sunfcntl_flgtab[n].sun_flg) {
    862 				flg &= ~sunfcntl_flgtab[n].sun_flg;
    863 				flg |= sunfcntl_flgtab[n].bsd_flg;
    864 			}
    865 		}
    866 		SCARG(uap, arg) = (void *)flg;
    867 		break;
    868 
    869 	case SUN_F_RGETLK:
    870 	case SUN_F_RSETLK:
    871 	case SUN_F_CNVT:
    872 	case SUN_F_RSETLKW:
    873 		return (EOPNOTSUPP);
    874 
    875 	default:
    876 	}
    877 
    878 	ret = sys_fcntl(p, uap, retval);
    879 
    880 	switch (SCARG(uap, cmd)) {
    881 	case F_GETFL:
    882 		n = sizeof(sunfcntl_flgtab) / sizeof(sunfcntl_flgtab[0]);
    883 		while (--n >= 0) {
    884 			if (ret & sunfcntl_flgtab[n].bsd_flg) {
    885 				ret &= ~sunfcntl_flgtab[n].bsd_flg;
    886 				ret |= sunfcntl_flgtab[n].sun_flg;
    887 			}
    888 		}
    889 		break;
    890 	default:
    891 	}
    892 
    893 	return (ret);
    894 }
    895