55 int ptcwrite(dev_t, struct uio *, struct cred *);
56 int ptcread(dev_t, struct uio *, struct cred *);
66 static int makemsg(ssize_t count, struct uio *uiop,
321 ptcread(dev_t dev, struct uio *uio, struct cred *cred)  in ptcread()  argument
335 	off = uio->uio_offset;  in ptcread()
353 			error = ureadc((int)tmp, uio);  in ptcread()
354 			uio->uio_offset = off;  in ptcread()
373 			error = ureadc((int)tmp, uio);  in ptcread()
374 			uio->uio_offset = off;  in ptcread()
398 				error = ureadc(TIOCPKT_DATA, uio);  in ptcread()
399 				uio->uio_offset = off;  in ptcread()
408 			while (uio->uio_resid > 0) {  in ptcread()
418 				cc = MIN(cc, uio->uio_resid);  in ptcread()
421 				    cc, UIO_READ, uio);  in ptcread()
422 				uio->uio_offset = off;  in ptcread()
455 			error = ureadc(TIOCSTI&0xff, uio);  in ptcread()
459 			    uio->uio_resid > 0) {  in ptcread()
466 				error = ureadc((int)*bp->b_rptr, uio);  in ptcread()
471 			uio->uio_offset = off;  in ptcread()
488 		if (uio->uio_fmode & FNONBLOCK) {  in ptcread()
496 		if (uio->uio_fmode & FNDELAY)  in ptcread()
522 ptcwrite(dev_t dev, struct uio *uio, struct cred *cred)  in ptcwrite()  argument
532 	off = uio->uio_offset;  in ptcwrite()
558 		if (uio->uio_fmode & FNONBLOCK) {  in ptcwrite()
566 		if (uio->uio_fmode & FNDELAY)  in ptcwrite()
586 	if ((pty->pt_flags & PF_REMOTE) || uio->uio_resid > 0) {  in ptcwrite()
596 				if (uio->uio_fmode & FNONBLOCK) {  in ptcwrite()
606 				if (uio->uio_fmode & FNDELAY)  in ptcwrite()
630 			    !(uio->uio_fmode & FNONBLOCK)) {  in ptcwrite()
631 				fmode = uio->uio_fmode;  in ptcwrite()
632 				uio->uio_fmode |= FNONBLOCK;  in ptcwrite()
635 			error = makemsg(uio->uio_resid, uio, pty, &mp);  in ptcwrite()
636 			uio->uio_offset = off;  in ptcwrite()
638 				uio->uio_fmode = fmode;  in ptcwrite()
642 				if (uio->uio_fmode & FNONBLOCK) {  in ptcwrite()
652 				if (uio->uio_fmode & FNDELAY)  in ptcwrite()
673 		} while (uio->uio_resid > 0);  in ptcwrite()
1090 makemsg(ssize_t count, struct uio *uiop, struct pty *pty, mblk_t **mpp)  in makemsg()