bsd/kern/tty_ptmx.c

242  * ptmx_ioctl is a pointer to a list of pointers to tty structures which is
246 struct ptmx_ioctl {
343 	struct ptmx_ioctl	**pis_ioctl_list;	/* pointer vector */
362  * Locks:	tty_lock() on ptmx_ioctl->pt_tty NOT held on entry or exit.
364 static struct ptmx_ioctl *
367 	struct ptmx_ioctl *new_ptmx_ioctl;
384 		MALLOC(new_ptmx_ioctl, struct ptmx_ioctl *, sizeof(struct ptmx_ioctl), M_TTYS, M_WAITOK|M_ZERO);
403 			struct ptmx_ioctl **new_pis_ioctl_list;
404 			struct ptmx_ioctl **old_pis_ioctl_list = NULL;
407 			MALLOC(new_pis_ioctl_list, struct ptmx_ioctl **, sizeof(struct ptmx_ioctl *) * (_state.pis_total + PTMX_GROW_VECTOR), M_TTYS, M_WAITOK|M_ZERO);
416 			bcopy(_state.pis_ioctl_list, new_pis_ioctl_list, sizeof(struct ptmx_ioctl *) * _state.pis_total);
431 			return (struct ptmx_ioctl*)-1;
435 		/* Vector is large enough; grab a new ptmx_ioctl */
468 	struct ptmx_ioctl *old_ptmx_ioctl = NULL;
564 	struct ptmx_ioctl *pti;
617 	struct ptmx_ioctl *pti;
661 	struct ptmx_ioctl *pti;
751 	struct ptmx_ioctl *pti;
779 	struct ptmx_ioctl *pti;
800 	struct ptmx_ioctl *pti;
818 	struct ptmx_ioctl *pti;
824 	} else if (pti == (struct ptmx_ioctl*)-1) {
861 	struct ptmx_ioctl *pti;
901 	struct ptmx_ioctl *pti;
974 	struct ptmx_ioctl *pti;
1049 	struct ptmx_ioctl *pti;
1100 	struct ptmx_ioctl *pti;
1178 	struct ptmx_ioctl *pti;
1298 	struct ptmx_ioctl *pti;
1566 	struct ptmx_ioctl *pti;
1591 	struct ptmx_ioctl *pti;
1650 	struct ptmx_ioctl *pti = NULL;
1690  * ptmx_ioctl structure (which may disappear or be recycled at