The Design and Implementation of the FreeBSD Operating System, Second Edition
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FreeBSD/Linux Kernel Cross Reference
sys/compat/sunos/sunos_ioctl.c

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    1 /*      $NetBSD: sunos_ioctl.c,v 1.60 2008/03/21 21:54:59 ad 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/cdefs.h>
   30 __KERNEL_RCSID(0, "$NetBSD: sunos_ioctl.c,v 1.60 2008/03/21 21:54:59 ad Exp $");
   31 
   32 #if defined(_KERNEL_OPT)
   33 #include "opt_execfmt.h"
   34 #endif
   35 
   36 #include <sys/param.h>
   37 #include <sys/proc.h>
   38 #include <sys/systm.h>
   39 #include <sys/file.h>
   40 #include <sys/filedesc.h>
   41 #include <sys/ioctl.h>
   42 #include <sys/termios.h>
   43 #include <sys/tty.h>
   44 #include <sys/socket.h>
   45 #include <sys/audioio.h>
   46 #include <sys/vnode.h>
   47 #include <sys/mount.h>
   48 #include <sys/disklabel.h>
   49 #include <sys/syscallargs.h>
   50 
   51 #include <miscfs/specfs/specdev.h>
   52 
   53 #include <net/if.h>
   54 
   55 #include <compat/sys/sockio.h>
   56 
   57 #include <dev/sun/disklabel.h>
   58 
   59 #include <compat/sunos/sunos.h>
   60 #include <compat/sunos/sunos_syscallargs.h>
   61 #include <compat/common/compat_util.h>
   62 
   63 /*
   64  * SunOS ioctl calls.
   65  * This file is something of a hodge-podge.
   66  * Support gets added as things turn up....
   67  */
   68 
   69 static const struct speedtab sptab[] = {
   70         { 0, 0 },
   71         { 50, 1 },
   72         { 75, 2 },
   73         { 110, 3 },
   74         { 134, 4 },
   75         { 135, 4 },
   76         { 150, 5 },
   77         { 200, 6 },
   78         { 300, 7 },
   79         { 600, 8 },
   80         { 1200, 9 },
   81         { 1800, 10 },
   82         { 2400, 11 },
   83         { 4800, 12 },
   84         { 9600, 13 },
   85         { 19200, 14 },
   86         { 38400, 15 },
   87         { -1, -1 }
   88 };
   89 
   90 static const u_long s2btab[] = {
   91         0,
   92         50,
   93         75,
   94         110,
   95         134,
   96         150,
   97         200,
   98         300,
   99         600,
  100         1200,
  101         1800,
  102         2400,
  103         4800,
  104         9600,
  105         19200,
  106         38400,
  107 };
  108 
  109 static void stios2btios(struct sunos_termios *, struct termios *);
  110 static void btios2stios(struct termios *, struct sunos_termios *);
  111 static void stios2stio(struct sunos_termios *, struct sunos_termio *);
  112 static void stio2stios(struct sunos_termio *, struct sunos_termios *);
  113 
  114 /*
  115  * These two conversion functions have mostly been done
  116  * with some perl cut&paste, then hand-edited to comment
  117  * out what doesn't exist under NetBSD.
  118  * A note from Markus's code:
  119  *      (l & BITMASK1) / BITMASK1 * BITMASK2  is translated
  120  *      optimally by gcc m68k, much better than any ?: stuff.
  121  *      Code may vary with different architectures of course.
  122  *
  123  * I don't know what optimizer you used, but seeing divu's and
  124  * bfextu's in the m68k assembly output did not encourage me...
  125  * as well, gcc on the sparc definitely generates much better
  126  * code with `?:'.
  127  */
  128 
  129 static void
  130 stios2btios(struct sunos_termios *st, struct termios *bt)
  131 {
  132         u_long l, r;
  133 
  134         l = st->c_iflag;
  135         r =     ((l & 0x00000001) ? IGNBRK      : 0);
  136         r |=    ((l & 0x00000002) ? BRKINT      : 0);
  137         r |=    ((l & 0x00000004) ? IGNPAR      : 0);
  138         r |=    ((l & 0x00000008) ? PARMRK      : 0);
  139         r |=    ((l & 0x00000010) ? INPCK       : 0);
  140         r |=    ((l & 0x00000020) ? ISTRIP      : 0);
  141         r |=    ((l & 0x00000040) ? INLCR       : 0);
  142         r |=    ((l & 0x00000080) ? IGNCR       : 0);
  143         r |=    ((l & 0x00000100) ? ICRNL       : 0);
  144         /*      ((l & 0x00000200) ? IUCLC       : 0) */
  145         r |=    ((l & 0x00000400) ? IXON        : 0);
  146         r |=    ((l & 0x00000800) ? IXANY       : 0);
  147         r |=    ((l & 0x00001000) ? IXOFF       : 0);
  148         r |=    ((l & 0x00002000) ? IMAXBEL     : 0);
  149         bt->c_iflag = r;
  150 
  151         l = st->c_oflag;
  152         r =     ((l & 0x00000001) ? OPOST       : 0);
  153         /*      ((l & 0x00000002) ? OLCUC       : 0) */
  154         r |=    ((l & 0x00000004) ? ONLCR       : 0);
  155         /*      ((l & 0x00000008) ? OCRNL       : 0) */
  156         /*      ((l & 0x00000010) ? ONOCR       : 0) */
  157         /*      ((l & 0x00000020) ? ONLRET      : 0) */
  158         /*      ((l & 0x00000040) ? OFILL       : 0) */
  159         /*      ((l & 0x00000080) ? OFDEL       : 0) */
  160         /*      ((l & 0x00000100) ? NLDLY       : 0) */
  161         /*      ((l & 0x00000100) ? NL1         : 0) */
  162         /*      ((l & 0x00000600) ? CRDLY       : 0) */
  163         /*      ((l & 0x00000200) ? CR1         : 0) */
  164         /*      ((l & 0x00000400) ? CR2         : 0) */
  165         /*      ((l & 0x00000600) ? CR3         : 0) */
  166         /*      ((l & 0x00001800) ? TABDLY      : 0) */
  167         /*      ((l & 0x00000800) ? TAB1        : 0) */
  168         /*      ((l & 0x00001000) ? TAB2        : 0) */
  169         r |=    ((l & 0x00001800) ? OXTABS      : 0);
  170         /*      ((l & 0x00002000) ? BSDLY       : 0) */
  171         /*      ((l & 0x00002000) ? BS1         : 0) */
  172         /*      ((l & 0x00004000) ? VTDLY       : 0) */
  173         /*      ((l & 0x00004000) ? VT1         : 0) */
  174         /*      ((l & 0x00008000) ? FFDLY       : 0) */
  175         /*      ((l & 0x00008000) ? FF1         : 0) */
  176         /*      ((l & 0x00010000) ? PAGEOUT     : 0) */
  177         /*      ((l & 0x00020000) ? WRAP        : 0) */
  178         bt->c_oflag = r;
  179 
  180         l = st->c_cflag;
  181         switch (l & 0x00000030) {
  182         case 0:
  183                 r = CS5;
  184                 break;
  185         case 0x00000010:
  186                 r = CS6;
  187                 break;
  188         case 0x00000020:
  189                 r = CS7;
  190                 break;
  191         case 0x00000030:
  192                 r = CS8;
  193                 break;
  194         }
  195         r |=    ((l & 0x00000040) ? CSTOPB      : 0);
  196         r |=    ((l & 0x00000080) ? CREAD       : 0);
  197         r |=    ((l & 0x00000100) ? PARENB      : 0);
  198         r |=    ((l & 0x00000200) ? PARODD      : 0);
  199         r |=    ((l & 0x00000400) ? HUPCL       : 0);
  200         r |=    ((l & 0x00000800) ? CLOCAL      : 0);
  201         /*      ((l & 0x00001000) ? LOBLK       : 0) */
  202         r |=    ((l & 0x80000000) ? (CRTS_IFLOW|CCTS_OFLOW) : 0);
  203         bt->c_cflag = r;
  204 
  205         bt->c_ispeed = bt->c_ospeed = s2btab[l & 0x0000000f];
  206 
  207         l = st->c_lflag;
  208         r =     ((l & 0x00000001) ? ISIG        : 0);
  209         r |=    ((l & 0x00000002) ? ICANON      : 0);
  210         /*      ((l & 0x00000004) ? XCASE       : 0) */
  211         r |=    ((l & 0x00000008) ? ECHO        : 0);
  212         r |=    ((l & 0x00000010) ? ECHOE       : 0);
  213         r |=    ((l & 0x00000020) ? ECHOK       : 0);
  214         r |=    ((l & 0x00000040) ? ECHONL      : 0);
  215         r |=    ((l & 0x00000080) ? NOFLSH      : 0);
  216         r |=    ((l & 0x00000100) ? TOSTOP      : 0);
  217         r |=    ((l & 0x00000200) ? ECHOCTL     : 0);
  218         r |=    ((l & 0x00000400) ? ECHOPRT     : 0);
  219         r |=    ((l & 0x00000800) ? ECHOKE      : 0);
  220         /*      ((l & 0x00001000) ? DEFECHO     : 0) */
  221         r |=    ((l & 0x00002000) ? FLUSHO      : 0);
  222         r |=    ((l & 0x00004000) ? PENDIN      : 0);
  223         bt->c_lflag = r;
  224 
  225         bt->c_cc[VINTR]    = st->c_cc[0]  ? st->c_cc[0]  : _POSIX_VDISABLE;
  226         bt->c_cc[VQUIT]    = st->c_cc[1]  ? st->c_cc[1]  : _POSIX_VDISABLE;
  227         bt->c_cc[VERASE]   = st->c_cc[2]  ? st->c_cc[2]  : _POSIX_VDISABLE;
  228         bt->c_cc[VKILL]    = st->c_cc[3]  ? st->c_cc[3]  : _POSIX_VDISABLE;
  229         bt->c_cc[VEOF]     = st->c_cc[4]  ? st->c_cc[4]  : _POSIX_VDISABLE;
  230         bt->c_cc[VEOL]     = st->c_cc[5]  ? st->c_cc[5]  : _POSIX_VDISABLE;
  231         bt->c_cc[VEOL2]    = st->c_cc[6]  ? st->c_cc[6]  : _POSIX_VDISABLE;
  232     /*  bt->c_cc[VSWTCH]   = st->c_cc[7]  ? st->c_cc[7]  : _POSIX_VDISABLE; */
  233         bt->c_cc[VSTART]   = st->c_cc[8]  ? st->c_cc[8]  : _POSIX_VDISABLE;
  234         bt->c_cc[VSTOP]    = st->c_cc[9]  ? st->c_cc[9]  : _POSIX_VDISABLE;
  235         bt->c_cc[VSUSP]    = st->c_cc[10] ? st->c_cc[10] : _POSIX_VDISABLE;
  236         bt->c_cc[VDSUSP]   = st->c_cc[11] ? st->c_cc[11] : _POSIX_VDISABLE;
  237         bt->c_cc[VREPRINT] = st->c_cc[12] ? st->c_cc[12] : _POSIX_VDISABLE;
  238         bt->c_cc[VDISCARD] = st->c_cc[13] ? st->c_cc[13] : _POSIX_VDISABLE;
  239         bt->c_cc[VWERASE]  = st->c_cc[14] ? st->c_cc[14] : _POSIX_VDISABLE;
  240         bt->c_cc[VLNEXT]   = st->c_cc[15] ? st->c_cc[15] : _POSIX_VDISABLE;
  241         bt->c_cc[VSTATUS]  = st->c_cc[16] ? st->c_cc[16] : _POSIX_VDISABLE;
  242 
  243         /* if `raw mode', create native VMIN/VTIME from SunOS VEOF/VEOL */
  244         bt->c_cc[VMIN]     = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOF];
  245         bt->c_cc[VTIME]    = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOL];
  246 }
  247 
  248 
  249 static void
  250 btios2stios(struct termios *bt, struct sunos_termios *st)
  251 {
  252         u_long l, r;
  253         int s;
  254 
  255         l = bt->c_iflag;
  256         r =     ((l &  IGNBRK) ? 0x00000001     : 0);
  257         r |=    ((l &  BRKINT) ? 0x00000002     : 0);
  258         r |=    ((l &  IGNPAR) ? 0x00000004     : 0);
  259         r |=    ((l &  PARMRK) ? 0x00000008     : 0);
  260         r |=    ((l &   INPCK) ? 0x00000010     : 0);
  261         r |=    ((l &  ISTRIP) ? 0x00000020     : 0);
  262         r |=    ((l &   INLCR) ? 0x00000040     : 0);
  263         r |=    ((l &   IGNCR) ? 0x00000080     : 0);
  264         r |=    ((l &   ICRNL) ? 0x00000100     : 0);
  265         /*      ((l &   IUCLC) ? 0x00000200     : 0) */
  266         r |=    ((l &    IXON) ? 0x00000400     : 0);
  267         r |=    ((l &   IXANY) ? 0x00000800     : 0);
  268         r |=    ((l &   IXOFF) ? 0x00001000     : 0);
  269         r |=    ((l & IMAXBEL) ? 0x00002000     : 0);
  270         st->c_iflag = r;
  271 
  272         l = bt->c_oflag;
  273         r =     ((l &   OPOST) ? 0x00000001     : 0);
  274         /*      ((l &   OLCUC) ? 0x00000002     : 0) */
  275         r |=    ((l &   ONLCR) ? 0x00000004     : 0);
  276         /*      ((l &   OCRNL) ? 0x00000008     : 0) */
  277         /*      ((l &   ONOCR) ? 0x00000010     : 0) */
  278         /*      ((l &  ONLRET) ? 0x00000020     : 0) */
  279         /*      ((l &   OFILL) ? 0x00000040     : 0) */
  280         /*      ((l &   OFDEL) ? 0x00000080     : 0) */
  281         /*      ((l &   NLDLY) ? 0x00000100     : 0) */
  282         /*      ((l &     NL1) ? 0x00000100     : 0) */
  283         /*      ((l &   CRDLY) ? 0x00000600     : 0) */
  284         /*      ((l &     CR1) ? 0x00000200     : 0) */
  285         /*      ((l &     CR2) ? 0x00000400     : 0) */
  286         /*      ((l &     CR3) ? 0x00000600     : 0) */
  287         /*      ((l &  TABDLY) ? 0x00001800     : 0) */
  288         /*      ((l &    TAB1) ? 0x00000800     : 0) */
  289         /*      ((l &    TAB2) ? 0x00001000     : 0) */
  290         r |=    ((l &  OXTABS) ? 0x00001800     : 0);
  291         /*      ((l &   BSDLY) ? 0x00002000     : 0) */
  292         /*      ((l &     BS1) ? 0x00002000     : 0) */
  293         /*      ((l &   VTDLY) ? 0x00004000     : 0) */
  294         /*      ((l &     VT1) ? 0x00004000     : 0) */
  295         /*      ((l &   FFDLY) ? 0x00008000     : 0) */
  296         /*      ((l &     FF1) ? 0x00008000     : 0) */
  297         /*      ((l & PAGEOUT) ? 0x00010000     : 0) */
  298         /*      ((l &    WRAP) ? 0x00020000     : 0) */
  299         st->c_oflag = r;
  300 
  301         l = bt->c_cflag;
  302         switch (l & CSIZE) {
  303         case CS5:
  304                 r = 0;
  305                 break;
  306         case CS6:
  307                 r = 0x00000010;
  308                 break;
  309         case CS7:
  310                 r = 0x00000020;
  311                 break;
  312         case CS8:
  313                 r = 0x00000030;
  314                 break;
  315         }
  316         r |=    ((l &  CSTOPB) ? 0x00000040     : 0);
  317         r |=    ((l &   CREAD) ? 0x00000080     : 0);
  318         r |=    ((l &  PARENB) ? 0x00000100     : 0);
  319         r |=    ((l &  PARODD) ? 0x00000200     : 0);
  320         r |=    ((l &   HUPCL) ? 0x00000400     : 0);
  321         r |=    ((l &  CLOCAL) ? 0x00000800     : 0);
  322         /*      ((l &   LOBLK) ? 0x00001000     : 0) */
  323         r |=    ((l & (CRTS_IFLOW|CCTS_OFLOW)) ? 0x80000000 : 0);
  324         st->c_cflag = r;
  325 
  326         l = bt->c_lflag;
  327         r =     ((l &    ISIG) ? 0x00000001     : 0);
  328         r |=    ((l &  ICANON) ? 0x00000002     : 0);
  329         /*      ((l &   XCASE) ? 0x00000004     : 0) */
  330         r |=    ((l &    ECHO) ? 0x00000008     : 0);
  331         r |=    ((l &   ECHOE) ? 0x00000010     : 0);
  332         r |=    ((l &   ECHOK) ? 0x00000020     : 0);
  333         r |=    ((l &  ECHONL) ? 0x00000040     : 0);
  334         r |=    ((l &  NOFLSH) ? 0x00000080     : 0);
  335         r |=    ((l &  TOSTOP) ? 0x00000100     : 0);
  336         r |=    ((l & ECHOCTL) ? 0x00000200     : 0);
  337         r |=    ((l & ECHOPRT) ? 0x00000400     : 0);
  338         r |=    ((l &  ECHOKE) ? 0x00000800     : 0);
  339         /*      ((l & DEFECHO) ? 0x00001000     : 0) */
  340         r |=    ((l &  FLUSHO) ? 0x00002000     : 0);
  341         r |=    ((l &  PENDIN) ? 0x00004000     : 0);
  342         st->c_lflag = r;
  343 
  344         s = ttspeedtab(bt->c_ospeed, sptab);
  345         if (s >= 0)
  346                 st->c_cflag |= s;
  347 
  348         st->c_cc[0] = bt->c_cc[VINTR]   != _POSIX_VDISABLE? bt->c_cc[VINTR]:0;
  349         st->c_cc[1] = bt->c_cc[VQUIT]   != _POSIX_VDISABLE? bt->c_cc[VQUIT]:0;
  350         st->c_cc[2] = bt->c_cc[VERASE]  != _POSIX_VDISABLE? bt->c_cc[VERASE]:0;
  351         st->c_cc[3] = bt->c_cc[VKILL]   != _POSIX_VDISABLE? bt->c_cc[VKILL]:0;
  352         st->c_cc[4] = bt->c_cc[VEOF]    != _POSIX_VDISABLE? bt->c_cc[VEOF]:0;
  353         st->c_cc[5] = bt->c_cc[VEOL]    != _POSIX_VDISABLE? bt->c_cc[VEOL]:0;
  354         st->c_cc[6] = bt->c_cc[VEOL2]   != _POSIX_VDISABLE? bt->c_cc[VEOL2]:0;
  355         st->c_cc[7] = 0;
  356                 /*    bt->c_cc[VSWTCH]  != _POSIX_VDISABLE? bt->c_cc[VSWTCH]: */
  357         st->c_cc[8] = bt->c_cc[VSTART]  != _POSIX_VDISABLE? bt->c_cc[VSTART]:0;
  358         st->c_cc[9] = bt->c_cc[VSTOP]   != _POSIX_VDISABLE? bt->c_cc[VSTOP]:0;
  359         st->c_cc[10]= bt->c_cc[VSUSP]   != _POSIX_VDISABLE? bt->c_cc[VSUSP]:0;
  360         st->c_cc[11]= bt->c_cc[VDSUSP]  != _POSIX_VDISABLE? bt->c_cc[VDSUSP]:0;
  361         st->c_cc[12]= bt->c_cc[VREPRINT]!= _POSIX_VDISABLE? bt->c_cc[VREPRINT]:0;
  362         st->c_cc[13]= bt->c_cc[VDISCARD]!= _POSIX_VDISABLE? bt->c_cc[VDISCARD]:0;
  363         st->c_cc[14]= bt->c_cc[VWERASE] != _POSIX_VDISABLE? bt->c_cc[VWERASE]:0;
  364         st->c_cc[15]= bt->c_cc[VLNEXT]  != _POSIX_VDISABLE? bt->c_cc[VLNEXT]:0;
  365         st->c_cc[16]= bt->c_cc[VSTATUS] != _POSIX_VDISABLE? bt->c_cc[VSTATUS]:0;
  366 
  367         if (!(bt->c_lflag & ICANON)) {
  368                 /* SunOS stores VMIN/VTIME in VEOF/VEOL (if ICANON is off) */
  369                 st->c_cc[4] = bt->c_cc[VMIN];
  370                 st->c_cc[5] = bt->c_cc[VTIME];
  371         }
  372 
  373         st->c_line = 0;
  374 }
  375 
  376 static void
  377 stios2stio(struct sunos_termios *ts, struct sunos_termio *t)
  378 {
  379         t->c_iflag = ts->c_iflag;
  380         t->c_oflag = ts->c_oflag;
  381         t->c_cflag = ts->c_cflag;
  382         t->c_lflag = ts->c_lflag;
  383         t->c_line  = ts->c_line;
  384         memcpy(t->c_cc, ts->c_cc, 8);
  385 }
  386 
  387 static void
  388 stio2stios(struct sunos_termio *t, struct sunos_termios *ts)
  389 {
  390         ts->c_iflag = t->c_iflag;
  391         ts->c_oflag = t->c_oflag;
  392         ts->c_cflag = t->c_cflag;
  393         ts->c_lflag = t->c_lflag;
  394         ts->c_line  = t->c_line;
  395         memcpy(ts->c_cc, t->c_cc, 8); /* don't touch the upper fields! */
  396 }
  397 
  398 int
  399 sunos_sys_ioctl(struct lwp *l, const struct sunos_sys_ioctl_args *uap, register_t *retval)
  400 {
  401         /* {
  402                 int     fd;
  403                 u_long  com;
  404                 void *  data;
  405         } */
  406         file_t *fp;
  407         int (*ctl)(struct file *, u_long, void *);
  408         struct sys_ioctl_args pass_ua;
  409         int error;
  410 
  411         if ((fp = fd_getfile(SCARG(uap, fd))) == NULL)
  412                 return EBADF;
  413 
  414         if ((fp->f_flag & (FREAD|FWRITE)) == 0) {
  415                 error = EBADF;
  416                 goto out;
  417         }
  418 
  419         error = EPASSTHROUGH;
  420         SCARG(&pass_ua, com) = SCARG(uap, com);
  421         ctl = fp->f_ops->fo_ioctl;
  422 
  423         switch (SCARG(uap, com)) {
  424         case _IOR('t', 0, int):
  425                 SCARG(&pass_ua, com) = TIOCGETD;
  426                 break;
  427         case _IOW('t', 1, int):
  428             {
  429                 int disc;
  430 
  431                 if ((error = copyin(SCARG(uap, data), (void *)&disc,
  432                     sizeof disc)) != 0)
  433                         break;
  434 
  435                 /* map SunOS NTTYDISC into our termios discipline */
  436                 if (disc == 2)
  437                         disc = 0;
  438                 /* all other disciplines are not supported by NetBSD */
  439                 if (disc) {
  440                         error = ENXIO;
  441                         break;
  442                 }
  443 
  444                 error = (*ctl)(fp, TIOCSETD, &disc);
  445             }
  446         case _IOW('t', 101, int):       /* sun SUNOS_TIOCSSOFTCAR */
  447             {
  448                 int x;  /* unused */
  449 
  450                 error = copyin((void *)&x, SCARG(uap, data), sizeof x);
  451                 break;
  452             }
  453         case _IOR('t', 100, int):       /* sun SUNOS_TIOCSSOFTCAR */
  454             {
  455                 int x = 0;
  456 
  457                 error = copyout((void *)&x, SCARG(uap, data), sizeof x);
  458                 break;
  459             }
  460         case _IO('t', 36):              /* sun TIOCCONS, no parameters */
  461             {
  462                 int on = 1;
  463                 error = (*ctl)(fp, TIOCCONS, &on);
  464                 break;
  465             }
  466         case _IOW('t', 37, struct sunos_ttysize):
  467             {
  468                 struct winsize ws;
  469                 struct sunos_ttysize ss;
  470 
  471                 if ((error = (*ctl)(fp, TIOCGWINSZ, &ws)) != 0)
  472                         break;
  473 
  474                 if ((error = copyin (SCARG(uap, data), &ss, sizeof (ss))) != 0)
  475                         break;
  476 
  477                 ws.ws_row = ss.ts_row;
  478                 ws.ws_col = ss.ts_col;
  479 
  480                 error = (*ctl)(fp, TIOCSWINSZ, &ws);
  481                 break;
  482             }
  483         case _IOW('t', 38, struct sunos_ttysize):
  484             {
  485                 struct winsize ws;
  486                 struct sunos_ttysize ss;
  487 
  488                 if ((error = (*ctl)(fp, TIOCGWINSZ, &ws)) != 0)
  489                         break;
  490 
  491                 ss.ts_row = ws.ws_row;
  492                 ss.ts_col = ws.ws_col;
  493 
  494                 error = copyout((void *)&ss, SCARG(uap, data), sizeof (ss));
  495                 break;
  496             }
  497         case _IOR('t', 119, int):       /* TIOCGPGRP */
  498             {
  499                 int pgrp;
  500 
  501                 error = (*ctl)(fp, TIOCGPGRP, &pgrp);
  502                 if (error == 0 && pgrp == 0)
  503                         error = EIO;
  504                 if (error)
  505                         break;
  506                 error = copyout((void *)&pgrp, SCARG(uap, data), sizeof(pgrp));
  507                 break;
  508             }
  509         case _IOW('t', 130, int):       /* TIOCSETPGRP: posix variant */
  510                 SCARG(&pass_ua, com) = TIOCSPGRP;
  511                 break;
  512         case _IOR('t', 131, int):       /* TIOCGETPGRP: posix variant */
  513             {
  514                 /*
  515                  * sigh, must do error translation on pty devices.  if the pgrp
  516                  * returned is 0 (and no error), we convert this to EIO, if it
  517                  * is on a pty.
  518                  */
  519                 int pgrp;
  520                 struct vnode *vp;
  521 
  522                 error = (*ctl)(fp, TIOCGPGRP, &pgrp);
  523                 if (error) {
  524                         vp = (struct vnode *)fp->f_data;
  525                         if ((error == EIO || (error == 0 && pgrp == 0)) &&
  526                             vp != NULL &&
  527                             vp->v_type == VCHR &&
  528                             major(vp->v_rdev) == 21)
  529                                 error = ENOTTY;
  530                         break;
  531                 }
  532                 error = copyout((void *)&pgrp, SCARG(uap, data), sizeof(pgrp));
  533                 break;
  534             }
  535         case _IO('t', 132):
  536                 SCARG(&pass_ua, com) = TIOCSCTTY;
  537                 break;
  538         case SUNOS_TCGETA:
  539         case SUNOS_TCGETS:
  540             {
  541                 struct termios bts;
  542                 struct sunos_termios sts;
  543                 struct sunos_termio st;
  544 
  545                 if ((error = (*ctl)(fp, TIOCGETA, &bts)) != 0)
  546                         break;
  547 
  548                 btios2stios (&bts, &sts);
  549                 if (SCARG(uap, com) == SUNOS_TCGETA) {
  550                         stios2stio (&sts, &st);
  551                         error = copyout((void *)&st, SCARG(uap, data),
  552                             sizeof (st));
  553                 } else
  554                         error = copyout((void *)&sts, SCARG(uap, data),
  555                             sizeof (sts));
  556                 break;
  557             }
  558         case SUNOS_TCSETA:
  559         case SUNOS_TCSETAW:
  560         case SUNOS_TCSETAF:
  561             {
  562                 struct termios bts;
  563                 struct sunos_termios sts;
  564                 struct sunos_termio st;
  565 
  566                 if ((error = copyin(SCARG(uap, data), &st, sizeof (st))) != 0)
  567                         break;
  568 
  569                 /* get full BSD termios so we don't lose information */
  570                 if ((error = (*ctl)(fp, TIOCGETA, &bts)) != 0)
  571                         break;
  572 
  573                 /*
  574                  * convert to sun termios, copy in information from
  575                  * termio, and convert back, then set new values.
  576                  */
  577                 btios2stios(&bts, &sts);
  578                 stio2stios(&st, &sts);
  579                 stios2btios(&sts, &bts);
  580 
  581                 error = (*ctl)(fp, SCARG(uap, com) - SUNOS_TCSETA + TIOCSETA,
  582                     &bts);
  583                 break;
  584             }
  585         case SUNOS_TCSETS:
  586         case SUNOS_TCSETSW:
  587         case SUNOS_TCSETSF:
  588             {
  589                 struct termios bts;
  590                 struct sunos_termios sts;
  591 
  592                 if ((error = copyin (SCARG(uap, data), (void *)&sts,
  593                     sizeof (sts))) != 0)
  594                         break;
  595                 stios2btios (&sts, &bts);
  596                 error = (*ctl)(fp, SCARG(uap, com) - SUNOS_TCSETS + TIOCSETA,
  597                     &bts);
  598                 break;
  599             }
  600 /*
  601  * Pseudo-tty ioctl translations.
  602  */
  603         case _IOW('t', 32, int): {      /* TIOCTCNTL */
  604                 int on;
  605 
  606                 error = copyin (SCARG(uap, data), (void *)&on, sizeof (on));
  607                 if (error)
  608                         break;
  609                 error = (*ctl)(fp, TIOCUCNTL, &on);
  610                 break;
  611         }
  612         case _IOW('t', 33, int): {      /* TIOCSIGNAL */
  613                 int sig;
  614 
  615                 error = copyin (SCARG(uap, data), (void *)&sig, sizeof (sig));
  616                 if (error)
  617                         break;
  618                 error = (*ctl)(fp, TIOCSIG, &sig);
  619                 break;
  620         }
  621 
  622 /*
  623  * Socket ioctl translations.
  624  */
  625 #define IFREQ_IN(a) { \
  626         struct oifreq ifreq; \
  627         error = copyin (SCARG(uap, data), (void *)&ifreq, sizeof (ifreq)); \
  628         if (error) \
  629                 break; \
  630         error = (*ctl)(fp, a, &ifreq); \
  631         break; \
  632 }
  633 #define IFREQ_INOUT(a) { \
  634         struct oifreq ifreq; \
  635         error = copyin (SCARG(uap, data), (void *)&ifreq, sizeof (ifreq)); \
  636         if (error) \
  637                 break; \
  638         if ((error = (*ctl)(fp, a, &ifreq)) != 0) \
  639                 break; \
  640         error = copyout ((void *)&ifreq, SCARG(uap, data), sizeof (ifreq)); \
  641         break; \
  642 }
  643 
  644         case _IOW('i', 12, struct oifreq):      /* SIOCSIFADDR */
  645         case _IOW('i', 14, struct oifreq):      /* SIOCSIFDSTADDR */
  646         case _IOW('i', 16, struct oifreq):      /* SIOCSIFFLAGS */
  647         case _IOWR('i', 17, struct oifreq):     /* SIOCGIFFLAGS */
  648         case _IOW('i', 30, struct arpreq):      /* SIOCSARP */
  649         case _IOWR('i', 31, struct arpreq):     /* SIOCGARP */
  650         case _IOW('i', 32, struct arpreq):      /* SIOCDARP */
  651                 break;
  652 
  653         case _IOWR('i', 13, struct oifreq):
  654                 IFREQ_INOUT(OOSIOCGIFADDR);
  655 
  656         case _IOWR('i', 15, struct oifreq):
  657                 IFREQ_INOUT(OOSIOCGIFDSTADDR);
  658 
  659         case _IOW('i', 21, struct oifreq):
  660                 IFREQ_IN(SIOCSIFMTU);
  661 
  662         case _IOWR('i', 22, struct oifreq):
  663                 IFREQ_INOUT(SIOCGIFMTU);
  664 
  665         case _IOWR('i', 23, struct oifreq):
  666                 IFREQ_INOUT(SIOCGIFBRDADDR);
  667 
  668         case _IOW('i', 24, struct oifreq):
  669                 IFREQ_IN(SIOCSIFBRDADDR);
  670 
  671         case _IOWR('i', 25, struct oifreq):
  672                 IFREQ_INOUT(OOSIOCGIFNETMASK);
  673 
  674         case _IOW('i', 26, struct oifreq):
  675                 IFREQ_IN(SIOCSIFNETMASK);
  676 
  677         case _IOWR('i', 27, struct oifreq):
  678                 IFREQ_INOUT(SIOCGIFMETRIC);
  679 
  680         case _IOWR('i', 28, struct oifreq):
  681                 IFREQ_IN(SIOCSIFMETRIC);
  682 
  683         case _IOW('i', 18, struct oifreq):      /* SIOCSIFMEM */
  684         case _IOWR('i', 19, struct oifreq):     /* SIOCGIFMEM */
  685         case _IOW('i', 40, struct oifreq):      /* SIOCUPPER */
  686         case _IOW('i', 41, struct oifreq):      /* SIOCLOWER */
  687         case _IOW('i', 44, struct oifreq):      /* SIOCSETSYNC */
  688         case _IOWR('i', 45, struct oifreq):     /* SIOCGETSYNC */
  689         case _IOWR('i', 46, struct oifreq):     /* SIOCSDSTATS */
  690         case _IOWR('i', 47, struct oifreq):     /* SIOCSESTATS */
  691         case _IOW('i', 48, int):                /* SIOCSPROMISC */
  692         case _IOW('i', 49, struct oifreq):      /* SIOCADDMULTI */
  693         case _IOW('i', 50, struct oifreq):      /* SIOCDELMULTI */
  694                 error = EOPNOTSUPP;
  695                 break;
  696 
  697         case _IOWR('i', 20, struct oifconf):    /* SIOCGIFCONF */
  698             {
  699                 struct oifconf ifc;
  700 
  701                 /*
  702                  * XXX: two more problems
  703                  * 1. our sockaddr's are variable length, not always sizeof(sockaddr)
  704                  * 2. this returns a name per protocol, ie. it returns two "lo0"'s
  705                  */
  706                 error = copyin (SCARG(uap, data), &ifc, sizeof (ifc));
  707                 if (error)
  708                         break;
  709                 error = (*ctl)(fp, OOSIOCGIFCONF, &ifc);
  710                 if (error)
  711                         break;
  712                 error = copyout ((void *)&ifc, SCARG(uap, data),
  713                     sizeof (ifc));
  714                 break;
  715             }
  716 
  717 /*
  718  * Audio ioctl translations.
  719  */
  720         case _IOR('A', 1, struct sunos_audio_info):     /* AUDIO_GETINFO */
  721         sunos_au_getinfo:
  722             {
  723                 struct audio_info aui;
  724                 struct sunos_audio_info sunos_aui;
  725 
  726                 error = (*ctl)(fp, AUDIO_GETINFO, &aui);
  727                 if (error)
  728                         break;
  729 
  730                 sunos_aui.play = *(struct sunos_audio_prinfo *)&aui.play;
  731                 sunos_aui.record = *(struct sunos_audio_prinfo *)&aui.record;
  732 
  733                 /* `avail_ports' is `seek' in BSD */
  734                 sunos_aui.play.avail_ports = AUDIO_SPEAKER | AUDIO_HEADPHONE;
  735                 sunos_aui.record.avail_ports = AUDIO_SPEAKER | AUDIO_HEADPHONE;
  736 
  737                 sunos_aui.play.waiting = 0;
  738                 sunos_aui.record.waiting = 0;
  739                 sunos_aui.play.eof = 0;
  740                 sunos_aui.record.eof = 0;
  741                 sunos_aui.monitor_gain = 0; /* aui.__spare; XXX */
  742                 /*XXXsunos_aui.output_muted = 0;*/
  743                 /*XXX*/sunos_aui.reserved[0] = 0;
  744                 /*XXX*/sunos_aui.reserved[1] = 0;
  745                 /*XXX*/sunos_aui.reserved[2] = 0;
  746                 /*XXX*/sunos_aui.reserved[3] = 0;
  747 
  748                 error = copyout ((void *)&sunos_aui, SCARG(uap, data),
  749                                 sizeof (sunos_aui));
  750                 break;
  751             }
  752 
  753         case _IOWR('A', 2, struct sunos_audio_info):    /* AUDIO_SETINFO */
  754             {
  755                 struct audio_info aui;
  756                 struct sunos_audio_info sunos_aui;
  757 
  758                 error = copyin (SCARG(uap, data), (void *)&sunos_aui,
  759                     sizeof (sunos_aui));
  760                 if (error)
  761                         break;
  762 
  763                 aui.play = *(struct audio_prinfo *)&sunos_aui.play;
  764                 aui.record = *(struct audio_prinfo *)&sunos_aui.record;
  765                 /* aui.__spare = sunos_aui.monitor_gain; */
  766                 aui.blocksize = ~0;
  767                 aui.hiwat = ~0;
  768                 aui.lowat = ~0;
  769                 /* XXX somebody check this please. - is: aui.backlog = ~0; */
  770                 aui.mode = ~0;
  771                 /*
  772                  * The bsd driver does not distinguish between paused and
  773                  * active. (In the sun driver, not active means samples are
  774                  * not output at all, but paused means the last streams buffer
  775                  * is drained and then output stops.)  If either are 0, then
  776                  * when stop output. Otherwise, if either are non-zero,
  777                  * we resume.
  778                  */
  779                 if (sunos_aui.play.pause == 0 || sunos_aui.play.active == 0)
  780                         aui.play.pause = 0;
  781                 else if (sunos_aui.play.pause != (u_char)~0 ||
  782                          sunos_aui.play.active != (u_char)~0)
  783                         aui.play.pause = 1;
  784                 if (sunos_aui.record.pause == 0 || sunos_aui.record.active == 0)
  785                         aui.record.pause = 0;
  786                 else if (sunos_aui.record.pause != (u_char)~0 ||
  787                          sunos_aui.record.active != (u_char)~0)
  788                         aui.record.pause = 1;
  789 
  790                 error = (*ctl)(fp, AUDIO_SETINFO, &aui);
  791                 if (error)
  792                         break;
  793                 /* Return new state */
  794                 goto sunos_au_getinfo;
  795             }
  796         case _IO('A', 3):       /* AUDIO_DRAIN */
  797                 error = (*ctl)(fp, AUDIO_DRAIN, NULL);
  798                 break;
  799         case _IOR('A', 4, int): /* AUDIO_GETDEV */
  800             {
  801                 int devtype = SUNOS_AUDIO_DEV_AMD;
  802                 error = copyout ((void *)&devtype, SCARG(uap, data),
  803                                 sizeof (devtype));
  804                 break;
  805             }
  806 
  807 /*
  808  * Selected streams ioctls.
  809  */
  810 #define SUNOS_S_FLUSHR          1
  811 #define SUNOS_S_FLUSHW          2
  812 #define SUNOS_S_FLUSHRW         3
  813 
  814 #define SUNOS_S_INPUT           1
  815 #define SUNOS_S_HIPRI           2
  816 #define SUNOS_S_OUTPUT          4
  817 #define SUNOS_S_MSG             8
  818 
  819         case _IO('S', 5):       /* I_FLUSH */
  820             {
  821                 int tmp = 0;
  822                 switch ((int)(u_long)SCARG(uap, data)) {
  823                 case SUNOS_S_FLUSHR:    tmp = FREAD;
  824                 case SUNOS_S_FLUSHW:    tmp = FWRITE;
  825                 case SUNOS_S_FLUSHRW:   tmp = FREAD|FWRITE;
  826                 }
  827                 error = (*ctl)(fp, TIOCFLUSH, &tmp);
  828                 break;
  829             }
  830         case _IO('S', 9):       /* I_SETSIG */
  831             {
  832                 int on = 1;
  833                 if (((int)(u_long)SCARG(uap, data) &
  834                         (SUNOS_S_HIPRI|SUNOS_S_INPUT)) == SUNOS_S_HIPRI) {
  835                         error = EOPNOTSUPP;
  836                         break;
  837                 }
  838                 error = (*ctl)(fp, FIOASYNC, &on);
  839                 break;
  840             }
  841         /*
  842          * SunOS disk ioctls, taken from arch/sparc/sparc/disksubr.c
  843          * (which was from the old sparc/scsi/sun_disklabel.c), and
  844          * modified to suite.
  845          */
  846         case DKIOCGGEOM:
  847             {
  848                 struct disklabel dl;
  849 
  850                 error = (*ctl)(fp, DIOCGDINFO, &dl);
  851                 if (error)
  852                         break;
  853 
  854 #define datageom        ((struct sun_dkgeom *)SCARG(uap, data))
  855                 memset(SCARG(uap, data), 0, sizeof(*datageom));
  856 
  857                 datageom->sdkc_ncylinders = dl.d_ncylinders;
  858                 datageom->sdkc_acylinders = dl.d_acylinders;
  859                 datageom->sdkc_ntracks = dl.d_ntracks;
  860                 datageom->sdkc_nsectors = dl.d_nsectors;
  861                 datageom->sdkc_interleave = dl.d_interleave;
  862                 datageom->sdkc_sparespercyl = dl.d_sparespercyl;
  863                 datageom->sdkc_rpm = dl.d_rpm;
  864                 datageom->sdkc_pcylinders = dl.d_ncylinders + dl.d_acylinders;
  865 #undef datageom
  866                 break;
  867             }
  868 
  869         case DKIOCINFO:
  870                 /* Homey don't do DKIOCINFO */
  871                 memset(SCARG(uap, data), 0, sizeof(struct sun_dkctlr));
  872                 break;
  873 
  874         case DKIOCGPART:
  875             {
  876                 struct partinfo pi;
  877 
  878                 error = (*ctl)(fp, DIOCGPART, &pi);
  879                 if (error)
  880                         break;
  881 
  882                 if (pi.disklab->d_secpercyl == 0) {
  883                         error = ERANGE; /* XXX */
  884                         break;
  885                 }
  886                 if (pi.part->p_offset % pi.disklab->d_secpercyl != 0) {
  887                         error = ERANGE; /* XXX */
  888                         break;
  889                 }
  890 
  891 #define datapart        ((struct sun_dkpart *)SCARG(uap, data))
  892                 datapart->sdkp_cyloffset = pi.part->p_offset / pi.disklab->d_secpercyl;
  893                 datapart->sdkp_nsectors = pi.part->p_size;
  894 #undef datapart
  895                 break;
  896             }
  897 
  898         }
  899 
  900 out:
  901         fd_putfile(SCARG(uap, fd));
  902         if (error == EPASSTHROUGH) {
  903                 SCARG(&pass_ua, fd) = SCARG(uap, fd);
  904                 SCARG(&pass_ua, data) = SCARG(uap, data);
  905                 error = sys_ioctl(l, &pass_ua, retval);
  906         }
  907         return (error);
  908 }
  909 
  910 /* SunOS fcntl(2) cmds not implemented */
  911 #define SUN_F_RGETLK    10
  912 #define SUN_F_RSETLK    11
  913 #define SUN_F_CNVT      12
  914 #define SUN_F_RSETLKW   13
  915 
  916 /* SunOS flock translation */
  917 struct sunos_flock {
  918         short   l_type;
  919         short   l_whence;
  920         long    l_start;
  921         long    l_len;
  922         short   l_pid;
  923         short   l_xxx;
  924 };
  925 
  926 static void bsd_to_sunos_flock(struct flock *, struct sunos_flock *);
  927 static void sunos_to_bsd_flock(struct sunos_flock *, struct flock *);
  928 
  929 #define SUNOS_F_RDLCK   1
  930 #define SUNOS_F_WRLCK   2
  931 #define SUNOS_F_UNLCK   3
  932 
  933 static void
  934 bsd_to_sunos_flock(struct flock *iflp, struct sunos_flock *oflp)
  935 {
  936         switch (iflp->l_type) {
  937         case F_RDLCK:
  938                 oflp->l_type = SUNOS_F_RDLCK;
  939                 break;
  940         case F_WRLCK:
  941                 oflp->l_type = SUNOS_F_WRLCK;
  942                 break;
  943         case F_UNLCK:
  944                 oflp->l_type = SUNOS_F_UNLCK;
  945                 break;
  946         default:
  947                 oflp->l_type = -1;
  948                 break;
  949         }
  950 
  951         oflp->l_whence = (short) iflp->l_whence;
  952         oflp->l_start = (long) iflp->l_start;
  953         oflp->l_len = (long) iflp->l_len;
  954         oflp->l_pid = (short) iflp->l_pid;
  955         oflp->l_xxx = 0;
  956 }
  957 
  958 
  959 static void
  960 sunos_to_bsd_flock(struct sunos_flock *iflp, struct flock *oflp)
  961 {
  962         switch (iflp->l_type) {
  963         case SUNOS_F_RDLCK:
  964                 oflp->l_type = F_RDLCK;
  965                 break;
  966         case SUNOS_F_WRLCK:
  967                 oflp->l_type = F_WRLCK;
  968                 break;
  969         case SUNOS_F_UNLCK:
  970                 oflp->l_type = F_UNLCK;
  971                 break;
  972         default:
  973                 oflp->l_type = -1;
  974                 break;
  975         }
  976 
  977         oflp->l_whence = iflp->l_whence;
  978         oflp->l_start = (off_t) iflp->l_start;
  979         oflp->l_len = (off_t) iflp->l_len;
  980         oflp->l_pid = (pid_t) iflp->l_pid;
  981 
  982 }
  983 static struct {
  984         long    sun_flg;
  985         long    bsd_flg;
  986 } sunfcntl_flgtab[] = {
  987         /* F_[GS]ETFLags that differ: */
  988 #define SUN_FSETBLK     0x0010
  989 #define SUN_SHLOCK      0x0080
  990 #define SUN_EXLOCK      0x0100
  991 #define SUN_FNBIO       0x1000
  992 #define SUN_FSYNC       0x2000
  993 #define SUN_NONBLOCK    0x4000
  994 #define SUN_FNOCTTY     0x8000
  995         { SUN_NONBLOCK, O_NONBLOCK },
  996         { SUN_FNBIO, O_NONBLOCK },
  997         { SUN_SHLOCK, O_SHLOCK },
  998         { SUN_EXLOCK, O_EXLOCK },
  999         { SUN_FSYNC, O_FSYNC },
 1000         { SUN_FSETBLK, 0 },
 1001         { SUN_FNOCTTY, 0 }
 1002 };
 1003 
 1004 int
 1005 sunos_sys_fcntl(struct lwp *l, const struct sunos_sys_fcntl_args *uap, register_t *retval)
 1006 {
 1007         long flg;
 1008         int n, ret;
 1009         struct sys_fcntl_args bsd_ua;
 1010 
 1011         SCARG(&bsd_ua, fd) = SCARG(uap, fd);
 1012         SCARG(&bsd_ua, cmd) = SCARG(uap, cmd);
 1013         SCARG(&bsd_ua, arg) = SCARG(uap, arg);
 1014 
 1015 
 1016         switch (SCARG(uap, cmd)) {
 1017         case F_SETFL:
 1018                 flg = (long)SCARG(uap, arg);
 1019                 n = sizeof(sunfcntl_flgtab) / sizeof(sunfcntl_flgtab[0]);
 1020                 while (--n >= 0) {
 1021                         if (flg & sunfcntl_flgtab[n].sun_flg) {
 1022                                 flg &= ~sunfcntl_flgtab[n].sun_flg;
 1023                                 flg |= sunfcntl_flgtab[n].bsd_flg;
 1024                         }
 1025                 }
 1026                 SCARG(&bsd_ua, arg) = (void *)flg;
 1027                 break;
 1028 
 1029         case F_GETLK:
 1030         case F_SETLK:
 1031         case F_SETLKW:
 1032                 {
 1033                         int error;
 1034                         struct sunos_flock       ifl;
 1035                         struct flock             fl;
 1036 
 1037                         error = copyin(SCARG(uap, arg), &ifl, sizeof ifl);
 1038                         if (error)
 1039                                 return error;
 1040                         sunos_to_bsd_flock(&ifl, &fl);
 1041 
 1042                         error = do_fcntl_lock(SCARG(uap, fd), SCARG(uap, cmd), &fl);
 1043                         if (error)
 1044                                 return error;
 1045 
 1046                         if (error || SCARG(uap, cmd) != F_GETLK)
 1047                                 return error;
 1048 
 1049                         bsd_to_sunos_flock(&fl, &ifl);
 1050 
 1051                         return copyout(&ifl, SCARG(uap, arg), sizeof ifl);
 1052                 }
 1053                 break;
 1054         case SUN_F_RGETLK:
 1055         case SUN_F_RSETLK:
 1056         case SUN_F_CNVT:
 1057         case SUN_F_RSETLKW:
 1058                 return (EOPNOTSUPP);
 1059 
 1060         default:
 1061                 break;
 1062         }
 1063 
 1064         ret = sys_fcntl(l, &bsd_ua, retval);
 1065 
 1066         switch (SCARG(&bsd_ua, cmd)) {
 1067         case F_GETFL:
 1068                 n = sizeof(sunfcntl_flgtab) / sizeof(sunfcntl_flgtab[0]);
 1069                 while (--n >= 0) {
 1070                         if (ret & sunfcntl_flgtab[n].bsd_flg) {
 1071                                 ret &= ~sunfcntl_flgtab[n].bsd_flg;
 1072                                 ret |= sunfcntl_flgtab[n].sun_flg;
 1073                         }
 1074                 }
 1075                 break;
 1076         default:
 1077                 break;
 1078         }
 1079 
 1080         return (ret);
 1081 }

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