88 lines
3.5 KiB
C
88 lines
3.5 KiB
C
/* $NetBSD: wsmuxvar.h,v 1.17 2017/06/12 07:10:07 pgoyette Exp $ */
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/*
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Author: Lennart Augustsson <augustss@carlstedt.se>
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* Carlstedt Research & Technology
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* A ws event source, i.e., wskbd, wsmouse, or wsmux.
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*/
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struct wsevsrc {
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device_t me_dv;
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const struct wssrcops *me_ops; /* method pointers */
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struct wseventvar me_evar; /* wseventvar opened directly */
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struct wseventvar *me_evp; /* our wseventvar when open */
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device_t me_dispdv; /* our display if part of one */
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struct wsmux_softc *me_parent; /* parent mux device */
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TAILQ_ENTRY(wsevsrc) me_next; /* sibling pointers */
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};
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/*
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* Methods that can be performed on an events source. Usually called
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* from a wsmux.
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*/
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struct wssrcops {
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int type; /* device type: WSMUX_{MOUSE,KBD,MUX} */
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int (*dopen)(struct wsevsrc *, struct wseventvar *);
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int (*dclose)(struct wsevsrc *);
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int (*dioctl)(device_t, u_long, void *, int, struct lwp *);
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int (*ddispioctl)(device_t, u_long, void *, int, struct lwp *);
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int (*dsetdisplay)(device_t, struct wsevsrc *);
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};
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#define wsevsrc_open(me, evp) \
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((me)->me_ops->dopen((me), evp))
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#define wsevsrc_close(me) \
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((me)->me_ops->dclose((me)))
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#define wsevsrc_ioctl(me, cmd, data, flag, l) \
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((me)->me_ops->dioctl((me)->me_dv, cmd, (void *)data, flag, l))
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#define wsevsrc_display_ioctl(me, cmd, data, flag, l) \
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((me)->me_ops->ddispioctl((me)->me_dv, cmd, (void *)data, flag, l))
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#define wsevsrc_set_display(me, arg) \
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((me)->me_ops->dsetdisplay((me)->me_dv, arg))
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struct wsmux_softc {
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struct wsevsrc sc_base;
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struct proc *sc_p; /* open proc */
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TAILQ_HEAD(, wsevsrc) sc_cld; /* list of children */
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u_int32_t sc_kbd_layout; /* current layout of keyboard */
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#ifdef WSDISPLAY_COMPAT_RAWKBD
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int sc_rawkbd; /* A hack to remember the kbd mode */
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#endif
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};
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struct wsmux_softc *wsmux_getmux(int);
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struct wsmux_softc *wsmux_create(const char *, int);
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int wsmux_attach_sc(struct wsmux_softc *, struct wsevsrc *);
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void wsmux_detach_sc(struct wsevsrc *);
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int wsmux_set_display(struct wsmux_softc *, device_t);
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int wskbd_add_mux(int, struct wsmux_softc *);
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int wsmouse_add_mux(int, struct wsmux_softc *);
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int wsbell_add_mux(int, struct wsmux_softc *);
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