383 lines
9.0 KiB
C
383 lines
9.0 KiB
C
/*-
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* Copyright (c) 1998 Mark Newton
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* Copyright (c) 1994 Christos Zoulas
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#ifndef BURN_BRIDGES
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#include <sys/param.h>
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#include <sys/proc.h>
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#include <sys/systm.h>
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#include <sys/file.h>
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#include <sys/filedesc.h>
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#include <sys/ioctl_compat.h>
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#include <sys/termios.h>
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#include <compat/svr4/svr4.h>
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#include <compat/svr4/svr4_util.h>
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#include <compat/svr4/svr4_ttold.h>
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#include <compat/svr4/svr4_ioctl.h>
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static void svr4_tchars_to_bsd_tchars(const struct svr4_tchars *st,
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struct tchars *bt);
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static void bsd_tchars_to_svr4_tchars(const struct tchars *bt,
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struct svr4_tchars *st);
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static void svr4_sgttyb_to_bsd_sgttyb(const struct svr4_sgttyb *ss,
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struct sgttyb *bs);
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static void bsd_sgttyb_to_svr4_sgttyb(const struct sgttyb *bs,
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struct svr4_sgttyb *ss);
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static void svr4_ltchars_to_bsd_ltchars(const struct svr4_ltchars *sl,
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struct ltchars *bl);
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static void bsd_ltchars_to_svr4_ltchars(const struct ltchars *bl,
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struct svr4_ltchars *sl);
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#ifdef DEBUG_SVR4
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static void print_svr4_sgttyb(const char *, struct svr4_sgttyb *);
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static void print_svr4_tchars(const char *, struct svr4_tchars *);
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static void print_svr4_ltchars(const char *, struct svr4_ltchars *);
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static void
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print_svr4_sgttyb(str, ss)
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const char *str;
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struct svr4_sgttyb *ss;
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{
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uprintf("%s\nispeed=%o ospeed=%o ", str, ss->sg_ispeed, ss->sg_ospeed);
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uprintf("erase=%o kill=%o flags=%o\n", ss->sg_erase, ss->sg_kill,
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ss->sg_flags);
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}
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static void
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print_svr4_tchars(str, st)
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const char *str;
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struct svr4_tchars *st;
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{
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uprintf("%s\nintrc=%o quitc=%o ", str, st->t_intrc, st->t_quitc);
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uprintf("startc=%o stopc=%o eofc=%o brkc=%o\n", st->t_startc,
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st->t_stopc, st->t_eofc, st->t_brkc);
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}
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static void
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print_svr4_ltchars(str, sl)
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const char *str;
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struct svr4_ltchars *sl;
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{
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uprintf("%s\nsuspc=%o dsuspc=%o ", str, sl->t_suspc, sl->t_dsuspc);
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uprintf("rprntc=%o flushc=%o werasc=%o lnextc=%o\n", sl->t_rprntc,
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sl->t_flushc, sl->t_werasc, sl->t_lnextc);
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}
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#endif /* DEBUG_SVR4 */
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static void
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svr4_tchars_to_bsd_tchars(st, bt)
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const struct svr4_tchars *st;
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struct tchars *bt;
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{
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bt->t_intrc = st->t_intrc;
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bt->t_quitc = st->t_quitc;
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bt->t_startc = st->t_startc;
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bt->t_stopc = st->t_stopc;
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bt->t_eofc = st->t_eofc;
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bt->t_brkc = st->t_brkc;
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}
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static void
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bsd_tchars_to_svr4_tchars(bt, st)
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const struct tchars *bt;
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struct svr4_tchars *st;
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{
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st->t_intrc = bt->t_intrc;
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st->t_quitc = bt->t_quitc;
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st->t_startc = bt->t_startc;
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st->t_stopc = bt->t_stopc;
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st->t_eofc = bt->t_eofc;
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st->t_brkc = bt->t_brkc;
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}
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static void
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svr4_sgttyb_to_bsd_sgttyb(ss, bs)
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const struct svr4_sgttyb *ss;
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struct sgttyb *bs;
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{
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bs->sg_ispeed = ss->sg_ispeed;
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bs->sg_ospeed = ss->sg_ospeed;
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bs->sg_erase = ss->sg_erase;
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bs->sg_kill = ss->sg_kill;
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bs->sg_flags = ss->sg_flags;
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};
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static void
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bsd_sgttyb_to_svr4_sgttyb(bs, ss)
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const struct sgttyb *bs;
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struct svr4_sgttyb *ss;
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{
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ss->sg_ispeed = bs->sg_ispeed;
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ss->sg_ospeed = bs->sg_ospeed;
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ss->sg_erase = bs->sg_erase;
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ss->sg_kill = bs->sg_kill;
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ss->sg_flags = bs->sg_flags;
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}
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static void
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svr4_ltchars_to_bsd_ltchars(sl, bl)
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const struct svr4_ltchars *sl;
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struct ltchars *bl;
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{
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bl->t_suspc = sl->t_suspc;
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bl->t_dsuspc = sl->t_dsuspc;
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bl->t_rprntc = sl->t_rprntc;
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bl->t_flushc = sl->t_flushc;
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bl->t_werasc = sl->t_werasc;
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bl->t_lnextc = sl->t_lnextc;
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}
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static void
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bsd_ltchars_to_svr4_ltchars(bl, sl)
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const struct ltchars *bl;
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struct svr4_ltchars *sl;
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{
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sl->t_suspc = bl->t_suspc;
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sl->t_dsuspc = bl->t_dsuspc;
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sl->t_rprntc = bl->t_rprntc;
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sl->t_flushc = bl->t_flushc;
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sl->t_werasc = bl->t_werasc;
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sl->t_lnextc = bl->t_lnextc;
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}
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int
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svr4_ttold_ioctl(fp, td, retval, fd, cmd, data)
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struct file *fp;
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struct thread *td;
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register_t *retval;
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int fd;
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u_long cmd;
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caddr_t data;
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{
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int error;
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*retval = 0;
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switch (cmd) {
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case SVR4_TIOCGPGRP:
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{
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pid_t pid;
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if ((error = fo_ioctl(fp, TIOCGPGRP, (caddr_t) &pid,
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td->td_ucred, td)) != 0)
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return error;
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DPRINTF(("TIOCGPGRP %d\n", pid));
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if ((error = copyout(&pid, data, sizeof(pid))) != 0)
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return error;
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}
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case SVR4_TIOCSPGRP:
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{
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pid_t pid;
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if ((error = copyin(data, &pid, sizeof(pid))) != 0)
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return error;
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DPRINTF(("TIOCSPGRP %d\n", pid));
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return fo_ioctl(fp, TIOCSPGRP, (caddr_t) &pid,
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td->td_ucred, td);
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}
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case SVR4_TIOCGSID:
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{
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#if defined(TIOCGSID)
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pid_t pid;
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if ((error = fo_ioctl(fp, TIOCGSID, (caddr_t) &pid,
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td->td_ucred, td)) != 0)
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return error;
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DPRINTF(("TIOCGSID %d\n", pid));
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return copyout(&pid, data, sizeof(pid));
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#else
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uprintf("ioctl(TIOCGSID) for pid %d unsupported\n", td->td_proc->p_pid);
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return EINVAL;
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#endif
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}
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case SVR4_TIOCGETP:
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{
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struct sgttyb bs;
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struct svr4_sgttyb ss;
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error = fo_ioctl(fp, TIOCGETP, (caddr_t) &bs,
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td->td_ucred, td);
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if (error)
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return error;
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bsd_sgttyb_to_svr4_sgttyb(&bs, &ss);
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#ifdef DEBUG_SVR4
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print_svr4_sgttyb("SVR4_TIOCGETP", &ss);
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#endif /* DEBUG_SVR4 */
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return copyout(&ss, data, sizeof(ss));
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}
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case SVR4_TIOCSETP:
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case SVR4_TIOCSETN:
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{
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struct sgttyb bs;
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struct svr4_sgttyb ss;
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if ((error = copyin(data, &ss, sizeof(ss))) != 0)
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return error;
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svr4_sgttyb_to_bsd_sgttyb(&ss, &bs);
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#ifdef DEBUG_SVR4
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print_svr4_sgttyb("SVR4_TIOCSET{P,N}", &ss);
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#endif /* DEBUG_SVR4 */
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cmd = (cmd == SVR4_TIOCSETP) ? TIOCSETP : TIOCSETN;
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return fo_ioctl(fp, cmd, (caddr_t) &bs,
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td->td_ucred, td);
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}
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case SVR4_TIOCGETC:
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{
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struct tchars bt;
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struct svr4_tchars st;
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error = fo_ioctl(fp, TIOCGETC, (caddr_t) &bt,
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td->td_ucred, td);
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if (error)
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return error;
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bsd_tchars_to_svr4_tchars(&bt, &st);
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#ifdef DEBUG_SVR4
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print_svr4_tchars("SVR4_TIOCGETC", &st);
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#endif /* DEBUG_SVR4 */
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return copyout(&st, data, sizeof(st));
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}
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case SVR4_TIOCSETC:
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{
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struct tchars bt;
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struct svr4_tchars st;
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if ((error = copyin(data, &st, sizeof(st))) != 0)
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return error;
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svr4_tchars_to_bsd_tchars(&st, &bt);
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#ifdef DEBUG_SVR4
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print_svr4_tchars("SVR4_TIOCSETC", &st);
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#endif /* DEBUG_SVR4 */
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return fo_ioctl(fp, TIOCSETC, (caddr_t) &bt,
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td->td_ucred, td);
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}
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case SVR4_TIOCGLTC:
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{
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struct ltchars bl;
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struct svr4_ltchars sl;
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error = fo_ioctl(fp, TIOCGLTC, (caddr_t) &bl,
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td->td_ucred, td);
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if (error)
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return error;
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bsd_ltchars_to_svr4_ltchars(&bl, &sl);
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#ifdef DEBUG_SVR4
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print_svr4_ltchars("SVR4_TIOCGLTC", &sl);
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#endif /* DEBUG_SVR4 */
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return copyout(&sl, data, sizeof(sl));
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}
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case SVR4_TIOCSLTC:
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{
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struct ltchars bl;
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struct svr4_ltchars sl;
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if ((error = copyin(data, &sl, sizeof(sl))) != 0)
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return error;
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svr4_ltchars_to_bsd_ltchars(&sl, &bl);
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#ifdef DEBUG_SVR4
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print_svr4_ltchars("SVR4_TIOCSLTC", &sl);
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#endif /* DEBUG_SVR4 */
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return fo_ioctl(fp, TIOCSLTC, (caddr_t) &bl,
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td->td_ucred, td);
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}
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case SVR4_TIOCLGET:
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{
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int flags;
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if ((error = fo_ioctl(fp, TIOCLGET, (caddr_t) &flags,
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td->td_ucred, td)) != 0)
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return error;
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DPRINTF(("SVR4_TIOCLGET %o\n", flags));
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return copyout(&flags, data, sizeof(flags));
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}
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case SVR4_TIOCLSET:
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case SVR4_TIOCLBIS:
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case SVR4_TIOCLBIC:
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{
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int flags;
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if ((error = copyin(data, &flags, sizeof(flags))) != 0)
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return error;
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switch (cmd) {
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case SVR4_TIOCLSET:
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cmd = TIOCLSET;
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break;
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case SVR4_TIOCLBIS:
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cmd = TIOCLBIS;
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break;
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case SVR4_TIOCLBIC:
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cmd = TIOCLBIC;
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break;
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}
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DPRINTF(("SVR4_TIOCL{SET,BIS,BIC} %o\n", flags));
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return fo_ioctl(fp, cmd, (caddr_t) &flags,
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td->td_ucred, td);
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}
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default:
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DPRINTF(("Unknown svr4 ttold %lx\n", cmd));
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return 0; /* ENOSYS really */
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}
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}
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#endif /* BURN_BRIDGES */
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