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- #include <lib.h>
- #include <minix/com.h>
- #define ioctl _ioctl
- #include <sgtty.h>
- PUBLIC int ioctl(fd, request, argp)
- int fd;
- int request;
- struct sgttyb *argp;
- {
- int n;
- long erase, kill, intr, quit, xon, xoff, eof, brk, speed;
- struct tchars *argt;
- _M.TTY_REQUEST = request;
- _M.TTY_LINE = fd;
- switch(request) {
- case TIOCSETP:
- erase = argp->sg_erase & BYTE;
- kill = argp->sg_kill & BYTE;
- speed = ((argp->sg_ospeed & BYTE) << 8) | (argp->sg_ispeed & BYTE);
- _M.TTY_SPEK = (speed << 16) | (erase << 8) | kill;
- _M.TTY_FLAGS = argp->sg_flags;
- n = _callx(FS, IOCTL);
- return(n);
-
- case TIOCSETC:
- argt = (struct tchars * /* kludge */) argp;
- intr = argt->t_intrc & BYTE;
- quit = argt->t_quitc & BYTE;
- xon = argt->t_startc & BYTE;
- xoff = argt->t_stopc & BYTE;
- eof = argt->t_eofc & BYTE;
- brk = argt->t_brkc & BYTE; /* 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);
- argp->sg_erase = (_M.TTY_SPEK >> 8) & BYTE;
- argp->sg_kill = (_M.TTY_SPEK >> 0) & BYTE;
- argp->sg_flags = _M.TTY_FLAGS & 0xFFFFL;
- speed = (_M.TTY_SPEK >> 16) & 0xFFFFL;
- argp->sg_ispeed = speed & BYTE;
- argp->sg_ospeed = (speed >> 8) & BYTE;
- return(n);
- case TIOCGETC:
- n = _callx(FS, IOCTL);
- argt = (struct tchars *) argp;
- argt->t_intrc = (_M.TTY_SPEK >> 24) & BYTE;
- argt->t_quitc = (_M.TTY_SPEK >> 16) & BYTE;
- argt->t_startc = (_M.TTY_SPEK >> 8) & BYTE;
- argt->t_stopc = (_M.TTY_SPEK >> 0) & BYTE;
- argt->t_eofc = (_M.TTY_FLAGS >> 8) & BYTE;
- argt->t_brkc = (_M.TTY_FLAGS >> 8) & BYTE;
- return(n);
- /* This is silly, do we want to add 1001 cases and _M.TTY_XYZ's here?
- * We should just pop argp into the message for low-level interpretation.
- */
- case TIOCFLUSH:
- _M.TTY_FLAGS = (int /* kludge */) argp;
- return _callx(FS, IOCTL);
- /* decided to pop argp in the ADDRESS field. Left TIOCFLUSH a special case
- * since it affects other platforms and old software too. FM
- */
- default:
- _M.ADDRESS = (char *)argp;
- return _callx(FS, IOCTL);
- }
- }
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