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This commit is contained in:
ceriel
1988-04-19 09:34:37 +00:00
parent 2720a896d5
commit cfc5459e63
113 changed files with 2057 additions and 0 deletions
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64
mach/minixST/libsys/ioctl.c Normal file
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#include "lib.h"
#include <minix/com.h>
#include <sgtty.h>
PUBLIC int ioctl(fd, request, u)
int fd;
int request;
union {
struct sgttyb *argp;
struct tchars *argt;
} u;
{
int n;
long erase, kill, intr, quit, xon, xoff, eof, brk;
M.TTY_REQUEST = request;
M.TTY_LINE = fd;
switch(request) {
case TIOCSETP:
erase = u.argp->sg_erase & 0377;
kill = u.argp->sg_kill & 0377;
M.TTY_SPEK = (erase << 8) | kill;
M.TTY_FLAGS = u.argp->sg_flags;
n = callx(FS, IOCTL);
return(n);
case TIOCSETC:
intr = u.argt->t_intrc & 0377;
quit = u.argt->t_quitc & 0377;
xon = u.argt->t_startc & 0377;
xoff = u.argt->t_stopc & 0377;
eof = u.argt->t_eofc & 0377;
brk = u.argt->t_brkc & 0377; /* not used at the moment */
M.TTY_SPEK = (intr<<24) | (quit<<16) | (xon<<8) | (xoff<<0);
M.TTY_FLAGS = (eof<<8) | (brk<<0);
n = callx(FS, IOCTL);
return(n);
case TIOCGETP:
n = callx(FS, IOCTL);
u.argp->sg_erase = (M.TTY_SPEK >> 8) & 0377;
u.argp->sg_kill = (M.TTY_SPEK >> 0) & 0377;
u.argp->sg_flags = M.TTY_FLAGS;
return(n);
case TIOCGETC:
n = callx(FS, IOCTL);
u.argt->t_intrc = (M.TTY_SPEK >> 24) & 0377;
u.argt->t_quitc = (M.TTY_SPEK >> 16) & 0377;
u.argt->t_startc = (M.TTY_SPEK >> 8) & 0377;
u.argt->t_stopc = (M.TTY_SPEK >> 0) & 0377;
u.argt->t_eofc = (M.TTY_FLAGS >> 8) & 0377;
u.argt->t_brkc = (M.TTY_FLAGS >> 8) & 0377;
return(n);
default:
n = -1;
errno = -(EINVAL);
return(n);
}
}