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|
*** h/ioctl.h.old Tue May 23 14:50:42 1989
--- h/ioctl.h Tue Aug 29 18:24:49 1989
***************
*** 214,219 ****
--- 214,220 ----
#define TIOCPKT_START 0x08 /* start output */
#define TIOCPKT_NOSTOP 0x10 /* no more ^S, ^Q */
#define TIOCPKT_DOSTOP 0x20 /* now do ^S ^Q */
+ #define TIOCPKT_IOCTL 0x40 /* state change of pty driver */
#define TIOCSTOP _IO('t', 111) /* stop output, like ^S */
#define TIOCSTART _IO('t', 110) /* start output, like ^Q */
#define TIOCMSET _IOW('t', 109, int) /* set all modem bits */
***************
*** 226,231 ****
--- 227,235 ----
#define TIOCUCNTL _IOW('t', 102, int) /* pty: set/clr usr cntl mode */
#define UIOCCMD(n) _IO('u', n) /* usr cntl op "n" */
#define TIOCCONS _IO('t', 98) /* become virtual console */
+ #define TIOCEXT _IOW('t', 97, int) /* pty: external processing */
+ #define TIOCGSTATE _IOR('t', 96, int) /* pty: get internal state */
+ #define TIOCSIG _IO('t', 95) /* pty: generate signal */
#define OTTYDISC 0 /* old, v7 std tty driver */
#define NETLDISC 1 /* line discip for berk net */
*** h/tty.h.old Tue May 23 14:51:01 1989
--- h/tty.h Wed Aug 23 11:30:40 1989
***************
*** 70,75 ****
--- 70,76 ----
struct ttychars t_chars; /* tty */
struct winsize t_winsize; /* window size */
/* be careful of tchars & co. */
+ #ifndef NO_T_CHARS_DEFINES
#define t_erase t_chars.tc_erase
#define t_kill t_chars.tc_kill
#define t_intrc t_chars.tc_intrc
***************
*** 84,89 ****
--- 85,91 ----
#define t_flushc t_chars.tc_flushc
#define t_werasc t_chars.tc_werasc
#define t_lnextc t_chars.tc_lnextc
+ #endif
};
#define TTIPRI 28
***************
*** 124,129 ****
--- 126,132 ----
#define TS_LNCH 0x080000 /* next character is literal */
#define TS_TYPEN 0x100000 /* retyping suspended input (PENDIN) */
#define TS_CNTTB 0x200000 /* counting tab width; leave FLUSHO alone */
+ #define TS_EXTPROC 0x400000 /* external processing of data */
#define TS_LOCAL (TS_BKSL|TS_QUOT|TS_ERASE|TS_LNCH|TS_TYPEN|TS_CNTTB)
*** sys/tty.c.old Tue May 23 14:52:28 1989
--- sys/tty.c Thu Aug 24 09:31:49 1989
***************
*** 275,280 ****
--- 275,285 ----
*/
switch (com) {
+ /* get internal state - needed for TS_EXTPROC bit */
+ case TIOCGSTATE:
+ *(int *)data = tp->t_state;
+ break;
+
/* get discipline number */
case TIOCGETD:
*(int *)data = tp->t_line;
***************
*** 752,757 ****
--- 757,763 ----
*/
if ((tp->t_state&TS_TYPEN) == 0 && (t_flags&PASS8) == 0)
c &= 0177;
+ if ((tp->t_state&TS_EXTPROC) == 0) {
/*
* Check for literal nexting very first
*/
***************
*** 834,839 ****
--- 840,846 ----
else if (c == '\\')
tp->t_state |= TS_BKSL;
}
+ }
/*
* Cbreak mode, don't process line editing
***************
*** 851,856 ****
--- 858,864 ----
goto endcase;
}
+ if ((tp->t_state&TS_EXTPROC) == 0) {
/*
* From here on down cooked mode character
* processing takes place.
***************
*** 911,916 ****
--- 919,925 ----
goto endcase;
}
}
+ }
/*
* Check for input buffer overflow
***************
*** 933,938 ****
--- 942,948 ----
} else if (tp->t_rocount++ == 0)
tp->t_rocol = tp->t_col;
tp->t_state &= ~TS_QUOT;
+ if ((tp->t_state&TS_EXTPROC) == 0) {
if (c == '\\')
tp->t_state |= TS_QUOT;
if (tp->t_state&TS_ERASE) {
***************
*** 948,953 ****
--- 958,964 ----
i--;
}
}
+ }
}
endcase:
/*
***************
*** 998,1005 ****
return (-1);
/*
* Turn tabs to spaces as required
*/
! if (c == '\t' && (tp->t_flags&TBDELAY) == XTABS) {
register int s;
c = 8 - (tp->t_col&7);
--- 1009,1022 ----
return (-1);
/*
* Turn tabs to spaces as required
+ *
+ * Special case if we have external processing, we don't
+ * do the tab expansion because we'll probably get it
+ * wrong. If tab expansion needs to be done, let it
+ * happen externally.
*/
! if ((tp->t_state&TS_EXTPROC) == 0 &&
! c == '\t' && (tp->t_flags&TBDELAY) == XTABS) {
register int s;
c = 8 - (tp->t_col&7);
***************
*** 1497,1503 ****
int s;
char *nextc();
! if ((tp->t_flags&ECHO) == 0)
return;
tp->t_flags &= ~FLUSHO;
c &= 0377;
--- 1514,1520 ----
int s;
char *nextc();
! if ((tp->t_flags&ECHO) == 0 || (tp->t_state&TS_EXTPROC))
return;
tp->t_flags &= ~FLUSHO;
c &= 0377;
***************
*** 1618,1624 ****
if ((tp->t_state&TS_CNTTB) == 0)
tp->t_flags &= ~FLUSHO;
! if ((tp->t_flags&ECHO) == 0)
return;
c &= 0377;
if (tp->t_flags&RAW) {
--- 1635,1641 ----
if ((tp->t_state&TS_CNTTB) == 0)
tp->t_flags &= ~FLUSHO;
! if ((tp->t_flags&ECHO) == 0 || (tp->t_state&TS_EXTPROC))
return;
c &= 0377;
if (tp->t_flags&RAW) {
*** sys/tty_pty.c.old Tue May 23 14:52:43 1989
--- sys/tty_pty.c Tue Aug 29 18:48:36 1989
***************
*** 208,213 ****
--- 208,214 ----
return (EIO);
tp->t_oproc = ptsstart;
(void)(*linesw[tp->t_line].l_modem)(tp, 1);
+ tp->t_state &= ~TS_EXTPROC;
pti = &pt_ioctl[minor(dev)];
pti->pt_flags = 0;
pti->pt_send = 0;
***************
*** 247,252 ****
--- 248,275 ----
error = ureadc((int)pti->pt_send, uio);
if (error)
return (error);
+ if (pti->pt_send & TIOCPKT_IOCTL) {
+ struct xx {
+ struct sgttyb a;
+ struct tchars b;
+ struct ltchars c;
+ int d;
+ int e;
+ } cb;
+ cb.a.sg_ispeed = tp->t_ispeed;
+ cb.a.sg_ospeed = tp->t_ospeed;
+ cb.a.sg_erase = tp->t_erase;
+ cb.a.sg_kill = tp->t_kill;
+ cb.a.sg_flags = tp->t_flags;
+ bcopy((caddr_t)&tp->t_intrc,
+ (caddr_t)&cb.b, sizeof(cb.b));
+ bcopy((caddr_t)&tp->t_suspc,
+ (caddr_t)&cb.c, sizeof(cb.c));
+ cb.d = tp->t_state;
+ cb.e = ((unsigned)tp->t_flags)>>16;
+ cc = MIN(uio->uio_resid, sizeof(cb));
+ uiomove(&cb, cc, UIO_READ, uio);
+ }
pti->pt_send = 0;
return (0);
}
***************
*** 483,488 ****
--- 506,533 ----
* IF CONTROLLER STTY THEN MUST FLUSH TO PREVENT A HANG.
* ttywflush(tp) will hang if there are characters in the outq.
*/
+ if (cmd == TIOCEXT) {
+ /*
+ * When the TS_EXTPROC bit is being toggled, we need
+ * to send an TIOCPKT_IOCTL if the packet driver
+ * is turned on.
+ */
+ if (*(int *)data) {
+ if (pti->pt_flags & PF_PKT) {
+ pti->pt_send |= TIOCPKT_IOCTL;
+ ptcwakeup(tp);
+ }
+ tp->t_state |= TS_EXTPROC;
+ } else {
+ if ((tp->t_state & TS_EXTPROC) &&
+ (pti->pt_flags & PF_PKT)) {
+ pti->pt_send |= TIOCPKT_IOCTL;
+ ptcwakeup(tp);
+ }
+ tp->t_state &= ~TS_EXTPROC;
+ }
+ return (0);
+ } else
if (cdevsw[major(dev)].d_open == ptcopen)
switch (cmd) {
***************
*** 525,530 ****
--- 570,583 ----
while (getc(&tp->t_outq) >= 0)
;
break;
+
+ case TIOCSIG:
+ if (*(unsigned int *)data >= NSIG)
+ return(EINVAL);
+ if ((tp->t_flags&NOFLSH) == 0)
+ ttyflush(tp, FREAD|FWRITE);
+ gsignal(tp->t_pgrp, *(unsigned int *)data);
+ return(0);
}
error = ttioctl(tp, cmd, data, flag);
/*
***************
*** 549,554 ****
--- 602,624 ----
return (0);
}
error = ENOTTY;
+ }
+ /*
+ * If external processing and packet mode send ioctl packet.
+ */
+ if ((tp->t_state & TS_EXTPROC) && (pti->pt_flags & PF_PKT)) {
+ switch(cmd) {
+ case TIOCSETP:
+ case TIOCSETN:
+ case TIOCSETC:
+ case TIOCSLTC:
+ case TIOCLBIS:
+ case TIOCLBIC:
+ case TIOCLSET:
+ pti->pt_send |= TIOCPKT_IOCTL;
+ default:
+ break;
+ }
}
stop = (tp->t_flags & RAW) == 0 &&
tp->t_stopc == CTRL('s') && tp->t_startc == CTRL('q');
|
