1 /* $NetBSD: wsemulvar.h,v 1.16 2017/05/19 19:22:33 macallan Exp $ */ 2 3 /* 4 * Copyright (c) 1996, 1997 Christopher G. Demetriou. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Christopher G. Demetriou 17 * for the NetBSD Project. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 struct wsdisplay_emulops; 34 35 enum wsemul_resetops { 36 WSEMUL_RESET, 37 WSEMUL_SYNCFONT, 38 WSEMUL_CLEARSCREEN 39 }; 40 41 struct wsemul_ops { 42 const char *name; 43 44 void *(*cnattach)(const struct wsscreen_descr *, void *, 45 int, int, long); 46 void *(*attach)(int console, const struct wsscreen_descr *, void *, 47 int, int, void *, long); 48 void (*output)(void *, const u_char *, u_int, int); 49 int (*translate)(void *, keysym_t, const char **); 50 void (*detach)(void *, u_int *, u_int *); 51 void (*reset)(void *, enum wsemul_resetops); 52 void (*getmsgattrs)(void *, struct wsdisplay_msgattrs *); 53 void (*setmsgattrs)(void *, const struct wsscreen_descr *, 54 const struct wsdisplay_msgattrs *); 55 void (*resize)(void *, const struct wsscreen_descr *); 56 }; 57 58 #if defined(_KERNEL_OPT) 59 #include "opt_wsemul.h" 60 #endif 61 62 #ifndef WSEMUL_NO_DUMB 63 extern const struct wsemul_ops wsemul_dumb_ops; 64 #endif 65 #ifdef WSEMUL_SUN 66 extern const struct wsemul_ops wsemul_sun_ops; 67 #endif 68 #ifdef WSEMUL_VT100 69 extern const struct wsemul_ops wsemul_vt100_ops; 70 #endif 71 72 const struct wsemul_ops *wsemul_pick(const char *); 73 void wsemul_drop(const struct wsemul_ops *); 74 int wsemul_add(const struct wsemul_ops *); 75 int wsemul_remove(const struct wsemul_ops *); 76 77 /* 78 * Callbacks from the emulation code to the display interface driver. 79 */ 80 void wsdisplay_emulbell(void *); 81 void wsdisplay_emulinput(void *, const u_char *, u_int); 82