NetBSD/sys/dev/wscons/wsemulvar.h
drochner 1921d00aaf add hooks to allow terminal emulations to be installed by LKMs
(these are not available in early bootstrap, so this is not an
option for the system's default emulation)
2010-02-02 16:18:29 +00:00

81 lines
3.0 KiB
C

/* $NetBSD: wsemulvar.h,v 1.15 2010/02/02 16:18:29 drochner Exp $ */
/*
* Copyright (c) 1996, 1997 Christopher G. Demetriou. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Christopher G. Demetriou
* for the NetBSD Project.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
struct wsdisplay_emulops;
enum wsemul_resetops {
WSEMUL_RESET,
WSEMUL_SYNCFONT,
WSEMUL_CLEARSCREEN
};
struct wsemul_ops {
const char *name;
void *(*cnattach)(const struct wsscreen_descr *, void *,
int, int, long);
void *(*attach)(int console, const struct wsscreen_descr *, void *,
int, int, void *, long);
void (*output)(void *, const u_char *, u_int, int);
int (*translate)(void *, keysym_t, const char **);
void (*detach)(void *, u_int *, u_int *);
void (*reset)(void *, enum wsemul_resetops);
void (*getmsgattrs)(void *, struct wsdisplay_msgattrs *);
void (*setmsgattrs)(void *, const struct wsscreen_descr *,
const struct wsdisplay_msgattrs *);
};
#if defined(_KERNEL_OPT)
#include "opt_wsemul.h"
#endif
#ifndef WSEMUL_NO_DUMB
extern const struct wsemul_ops wsemul_dumb_ops;
#endif
#ifdef WSEMUL_SUN
extern const struct wsemul_ops wsemul_sun_ops;
#endif
#ifdef WSEMUL_VT100
extern const struct wsemul_ops wsemul_vt100_ops;
#endif
const struct wsemul_ops *wsemul_pick(const char *);
void wsemul_drop(const struct wsemul_ops *);
int wsemul_add(const struct wsemul_ops *);
int wsemul_remove(const struct wsemul_ops *);
/*
* Callbacks from the emulation code to the display interface driver.
*/
void wsdisplay_emulbell(void *);
void wsdisplay_emulinput(void *, const u_char *, u_int);