983 lines
24 KiB
C
983 lines
24 KiB
C
/* $NetBSD: wsemul_vt100.c,v 1.11 1999/03/10 19:54:52 drochner Exp $ */
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/*
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* Copyright (c) 1998
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* Matthias Drochner. All rights reserved.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed for the NetBSD Project
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* by Matthias Drochner.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/time.h>
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#include <sys/malloc.h>
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#include <sys/fcntl.h>
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#include <dev/wscons/wsconsio.h>
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#include <dev/wscons/wsdisplayvar.h>
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#include <dev/wscons/wsemulvar.h>
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#include <dev/wscons/wsemul_vt100var.h>
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#include <dev/wscons/ascii.h>
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#include "opt_wskernattr.h"
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void *wsemul_vt100_cnattach __P((const struct wsscreen_descr *, void *,
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int, int, long));
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void *wsemul_vt100_attach __P((int console, const struct wsscreen_descr *,
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void *, int, int, void *, long));
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void wsemul_vt100_output __P((void *cookie, const u_char *data, u_int count,
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int));
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void wsemul_vt100_detach __P((void *cookie, u_int *crowp, u_int *ccolp));
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void wsemul_vt100_resetop __P((void *, enum wsemul_resetops));
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const struct wsemul_ops wsemul_vt100_ops = {
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"vt100",
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wsemul_vt100_cnattach,
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wsemul_vt100_attach,
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wsemul_vt100_output,
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wsemul_vt100_translate,
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wsemul_vt100_detach,
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wsemul_vt100_resetop
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};
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struct wsemul_vt100_emuldata wsemul_vt100_console_emuldata;
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static void wsemul_vt100_init __P((struct wsemul_vt100_emuldata *,
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const struct wsscreen_descr *,
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void *, int, int, long));
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static void wsemul_vt100_output_normal __P((struct wsemul_vt100_emuldata *,
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u_char, int));
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static void wsemul_vt100_output_c0c1 __P((struct wsemul_vt100_emuldata *,
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u_char, int));
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typedef u_int vt100_handler __P((struct wsemul_vt100_emuldata *, u_char));
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static vt100_handler
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wsemul_vt100_output_esc,
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wsemul_vt100_output_csi,
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wsemul_vt100_output_scs94,
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wsemul_vt100_output_scs94_percent,
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wsemul_vt100_output_scs96,
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wsemul_vt100_output_scs96_percent,
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wsemul_vt100_output_esc_hash,
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wsemul_vt100_output_esc_spc,
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wsemul_vt100_output_string,
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wsemul_vt100_output_string_esc,
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wsemul_vt100_output_dcs,
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wsemul_vt100_output_dcs_dollar;
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#define VT100_EMUL_STATE_NORMAL 0 /* normal processing */
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#define VT100_EMUL_STATE_ESC 1 /* got ESC */
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#define VT100_EMUL_STATE_CSI 2 /* got CSI (ESC[) */
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#define VT100_EMUL_STATE_SCS94 3 /* got ESC{()*+} */
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#define VT100_EMUL_STATE_SCS94_PERCENT 4 /* got ESC{()*+}% */
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#define VT100_EMUL_STATE_SCS96 5 /* got ESC{-./} */
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#define VT100_EMUL_STATE_SCS96_PERCENT 6 /* got ESC{-./}% */
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#define VT100_EMUL_STATE_ESC_HASH 7 /* got ESC# */
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#define VT100_EMUL_STATE_ESC_SPC 8 /* got ESC<SPC> */
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#define VT100_EMUL_STATE_STRING 9 /* waiting for ST (ESC\) */
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#define VT100_EMUL_STATE_STRING_ESC 10 /* waiting for ST, got ESC */
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#define VT100_EMUL_STATE_DCS 11 /* got DCS (ESC P) */
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#define VT100_EMUL_STATE_DCS_DOLLAR 12 /* got DCS<p>$ */
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vt100_handler *vt100_output[] = {
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wsemul_vt100_output_esc,
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wsemul_vt100_output_csi,
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wsemul_vt100_output_scs94,
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wsemul_vt100_output_scs94_percent,
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wsemul_vt100_output_scs96,
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wsemul_vt100_output_scs96_percent,
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wsemul_vt100_output_esc_hash,
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wsemul_vt100_output_esc_spc,
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wsemul_vt100_output_string,
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wsemul_vt100_output_string_esc,
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wsemul_vt100_output_dcs,
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wsemul_vt100_output_dcs_dollar,
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};
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static void
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wsemul_vt100_init(edp, type, cookie, ccol, crow, defattr)
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struct wsemul_vt100_emuldata *edp;
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const struct wsscreen_descr *type;
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void *cookie;
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int ccol, crow;
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long defattr;
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{
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edp->emulops = type->textops;
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edp->emulcookie = cookie;
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edp->scrcapabilities = type->capabilities;
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edp->nrows = type->nrows;
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edp->ncols = type->ncols;
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edp->crow = crow;
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edp->ccol = ccol;
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edp->defattr = defattr;
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}
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void *
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wsemul_vt100_cnattach(type, cookie, ccol, crow, defattr)
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const struct wsscreen_descr *type;
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void *cookie;
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int ccol, crow;
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long defattr;
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{
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struct wsemul_vt100_emuldata *edp;
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#if defined(WS_KERNEL_FG) || defined(WS_KERNEL_BG) || \
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defined(WS_KERNEL_COLATTR) || defined(WS_KERNEL_MONOATTR)
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int res;
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#endif
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edp = &wsemul_vt100_console_emuldata;
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wsemul_vt100_init(edp, type, cookie, ccol, crow, defattr);
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#ifdef DIAGNOSTIC
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edp->console = 1;
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#endif
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edp->cbcookie = NULL;
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#if defined(WS_KERNEL_FG) || defined(WS_KERNEL_BG) || \
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defined(WS_KERNEL_COLATTR) || defined(WS_KERNEL_MONOATTR)
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#ifndef WS_KERNEL_FG
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#define WS_KERNEL_FG WSCOL_WHITE
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#endif
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#ifndef WS_KERNEL_BG
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#define WS_KERNEL_BG WSCOL_BLACK
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#endif
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#ifndef WS_KERNEL_COLATTR
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#define WS_KERNEL_COLATTR 0
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#endif
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#ifndef WS_KERNEL_MONOATTR
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#define WS_KERNEL_MONOATTR 0
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#endif
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if (type->capabilities & WSSCREEN_WSCOLORS)
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res = (*edp->emulops->alloc_attr)(cookie,
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WS_KERNEL_FG, WS_KERNEL_BG,
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WS_KERNEL_COLATTR | WSATTR_WSCOLORS,
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&edp->kernattr);
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else
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res = (*edp->emulops->alloc_attr)(cookie, 0, 0,
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WS_KERNEL_MONOATTR,
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&edp->kernattr);
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if (res)
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#endif
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edp->kernattr = defattr;
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edp->tabs = 0;
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edp->dblwid = 0;
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edp->dw = 0;
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edp->dcsarg = 0;
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edp->isolatin1tab = edp->decgraphtab = edp->dectechtab = 0;
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edp->nrctab = 0;
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wsemul_vt100_reset(edp);
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return (edp);
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}
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void *
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wsemul_vt100_attach(console, type, cookie, ccol, crow, cbcookie, defattr)
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int console;
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const struct wsscreen_descr *type;
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void *cookie;
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int ccol, crow;
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void *cbcookie;
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long defattr;
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{
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struct wsemul_vt100_emuldata *edp;
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if (console) {
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edp = &wsemul_vt100_console_emuldata;
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#ifdef DIAGNOSTIC
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KASSERT(edp->console == 1);
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#endif
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} else {
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edp = malloc(sizeof *edp, M_DEVBUF, M_WAITOK);
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wsemul_vt100_init(edp, type, cookie, ccol, crow, defattr);
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#ifdef DIAGNOSTIC
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edp->console = 0;
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#endif
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}
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edp->cbcookie = cbcookie;
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edp->tabs = malloc(edp->ncols, M_DEVBUF, M_NOWAIT);
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edp->dblwid = malloc(edp->nrows, M_DEVBUF, M_NOWAIT);
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memset(edp->dblwid, 0, edp->nrows);
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edp->dw = 0;
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edp->dcsarg = malloc(DCS_MAXLEN, M_DEVBUF, M_NOWAIT);
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edp->isolatin1tab = malloc(128 * sizeof(int), M_DEVBUF, M_NOWAIT);
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edp->decgraphtab = malloc(128 * sizeof(int), M_DEVBUF, M_NOWAIT);
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edp->dectechtab = malloc(128 * sizeof(int), M_DEVBUF, M_NOWAIT);
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edp->nrctab = malloc(128 * sizeof(int), M_DEVBUF, M_NOWAIT);
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vt100_initchartables(edp);
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wsemul_vt100_reset(edp);
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return (edp);
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}
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void
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wsemul_vt100_detach(cookie, crowp, ccolp)
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void *cookie;
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u_int *crowp, *ccolp;
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{
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struct wsemul_vt100_emuldata *edp = cookie;
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*crowp = edp->crow;
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*ccolp = edp->ccol;
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#define f(ptr) if (ptr) {free(ptr, M_DEVBUF); ptr = 0;}
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f(edp->tabs)
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f(edp->dblwid)
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f(edp->dcsarg)
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f(edp->isolatin1tab)
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f(edp->decgraphtab)
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f(edp->dectechtab)
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f(edp->nrctab)
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#undef f
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if (edp != &wsemul_vt100_console_emuldata)
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free(edp, M_DEVBUF);
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}
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void
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wsemul_vt100_resetop(cookie, op)
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void *cookie;
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enum wsemul_resetops op;
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{
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struct wsemul_vt100_emuldata *edp = cookie;
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switch (op) {
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case WSEMUL_RESET:
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wsemul_vt100_reset(edp);
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break;
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case WSEMUL_SYNCFONT:
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vt100_initchartables(edp);
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break;
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case WSEMUL_CLEARSCREEN:
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wsemul_vt100_ed(edp, 2);
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edp->ccol = edp->crow = 0;
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(*edp->emulops->cursor)(edp->emulcookie,
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edp->flags & VTFL_CURSORON, 0, 0);
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break;
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default:
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break;
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}
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}
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void
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wsemul_vt100_reset(edp)
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struct wsemul_vt100_emuldata *edp;
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{
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int i;
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edp->state = VT100_EMUL_STATE_NORMAL;
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edp->flags = VTFL_DECAWM | VTFL_CURSORON;
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edp->curattr = edp->defattr;
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edp->attrflags = 0;
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edp->fgcol = WSCOL_WHITE;
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edp->bgcol = WSCOL_BLACK;
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edp->scrreg_startrow = 0;
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edp->scrreg_nrows = edp->nrows;
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if (edp->tabs) {
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memset(edp->tabs, 0, edp->ncols);
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for (i = 8; i < edp->ncols; i += 8)
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edp->tabs[i] = 1;
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}
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edp->dcspos = 0;
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edp->dcstype = 0;
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edp->chartab_G[0] = 0;
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edp->chartab_G[1] = edp->nrctab; /* ??? */
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edp->chartab_G[2] = edp->isolatin1tab;
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edp->chartab_G[3] = edp->isolatin1tab;
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edp->chartab0 = 0;
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edp->chartab1 = 2;
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edp->sschartab = 0;
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}
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/*
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* now all the state machine bits
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*/
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static void
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wsemul_vt100_output_normal(edp, c, kernel)
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struct wsemul_vt100_emuldata *edp;
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u_char c;
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int kernel;
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{
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u_int *ct, dc;
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if ((edp->flags & (VTFL_LASTCHAR | VTFL_DECAWM)) ==
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(VTFL_LASTCHAR | VTFL_DECAWM)) {
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if (ROWS_BELOW > 0) {
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edp->crow++;
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CHECK_DW;
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} else
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wsemul_vt100_scrollup(edp, 1);
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edp->ccol = 0;
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edp->flags &= ~VTFL_LASTCHAR;
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}
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if (c & 0x80) {
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c &= 0x7f;
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ct = edp->chartab_G[edp->chartab1];
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} else {
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if (edp->sschartab) {
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ct = edp->chartab_G[edp->sschartab];
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edp->sschartab = 0;
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} else
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ct = edp->chartab_G[edp->chartab0];
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}
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dc = (ct ? ct[c] : c);
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if ((edp->flags & VTFL_INSERTMODE) && COLS_LEFT)
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COPYCOLS(edp->ccol, edp->ccol + 1, COLS_LEFT);
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(*edp->emulops->putchar)(edp->emulcookie, edp->crow,
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edp->ccol << edp->dw, dc,
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kernel ? edp->kernattr : edp->curattr);
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if (COLS_LEFT)
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edp->ccol++;
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else
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edp->flags |= VTFL_LASTCHAR;
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}
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static void
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wsemul_vt100_output_c0c1(edp, c, kernel)
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struct wsemul_vt100_emuldata *edp;
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u_char c;
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int kernel;
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{
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u_int n;
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switch (c) {
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case ASCII_NUL:
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default:
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/* ignore */
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break;
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case ASCII_BEL:
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wsdisplay_emulbell(edp->cbcookie);
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break;
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case ASCII_BS:
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if (edp->ccol > 0) {
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edp->ccol--;
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edp->flags &= ~VTFL_LASTCHAR;
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}
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break;
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case ASCII_CR:
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edp->ccol = 0;
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edp->flags &= ~VTFL_LASTCHAR;
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break;
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case ASCII_HT:
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if (edp->tabs) {
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if (!COLS_LEFT)
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break;
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for (n = edp->ccol + 1; n < NCOLS - 1; n++)
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if (edp->tabs[n])
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break;
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} else {
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n = edp->ccol + min(8 - (edp->ccol & 7), COLS_LEFT);
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}
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edp->ccol = n;
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break;
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case ASCII_SO: /* LS1 */
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edp->chartab0 = 1;
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break;
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case ASCII_SI: /* LS0 */
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edp->chartab0 = 0;
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break;
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case ASCII_ESC:
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#ifdef DIAGNOSTIC
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if (kernel)
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panic("ESC in kernel output");
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#endif
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if (edp->state == VT100_EMUL_STATE_STRING) {
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/* might be a string end */
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edp->state = VT100_EMUL_STATE_STRING_ESC;
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} else {
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/* XXX cancel current escape sequence */
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edp->state = VT100_EMUL_STATE_ESC;
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}
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break;
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#if 0
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case CSI: /* 8-bit */
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/* XXX cancel current escape sequence */
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edp->nargs = 0;
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memset(edp->args, 0, sizeof (edp->args));
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edp->modif1 = edp->modif2 = '\0';
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edp->state = VT100_EMUL_STATE_CSI;
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break;
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case DCS: /* 8-bit */
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/* XXX cancel current escape sequence */
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edp->nargs = 0;
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memset(edp->args, 0, sizeof (edp->args));
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edp->state = VT100_EMUL_STATE_DCS;
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break;
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case ST: /* string end 8-bit */
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/* XXX only in VT100_EMUL_STATE_STRING */
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wsemul_vt100_handle_dcs(edp);
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return (VT100_EMUL_STATE_NORMAL);
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#endif
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case ASCII_LF:
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case ASCII_VT:
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case ASCII_FF:
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if (ROWS_BELOW > 0) {
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edp->crow++;
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CHECK_DW;
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} else
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wsemul_vt100_scrollup(edp, 1);
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break;
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}
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}
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static u_int
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wsemul_vt100_output_esc(edp, c)
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struct wsemul_vt100_emuldata *edp;
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u_char c;
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{
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u_int newstate = VT100_EMUL_STATE_NORMAL;
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int i;
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switch (c) {
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case '[': /* CSI */
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edp->nargs = 0;
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memset(edp->args, 0, sizeof (edp->args));
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edp->modif1 = edp->modif2 = '\0';
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newstate = VT100_EMUL_STATE_CSI;
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break;
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case '7': /* DECSC */
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edp->savedcursor_row = edp->crow;
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edp->savedcursor_col = edp->ccol;
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edp->savedattr = edp->curattr;
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edp->savedattrflags = edp->attrflags;
|
|
edp->savedfgcol = edp->fgcol;
|
|
edp->savedbgcol = edp->bgcol;
|
|
for (i = 0; i < 4; i++)
|
|
edp->savedchartab_G[i] = edp->chartab_G[i];
|
|
edp->savedchartab0 = edp->chartab0;
|
|
edp->savedchartab1 = edp->chartab1;
|
|
break;
|
|
case '8': /* DECRC */
|
|
edp->crow = edp->savedcursor_row;
|
|
edp->ccol = edp->savedcursor_col;
|
|
edp->curattr = edp->savedattr;
|
|
edp->attrflags = edp->savedattrflags;
|
|
edp->fgcol = edp->savedfgcol;
|
|
edp->bgcol = edp->savedbgcol;
|
|
for (i = 0; i < 4; i++)
|
|
edp->chartab_G[i] = edp->savedchartab_G[i];
|
|
edp->chartab0 = edp->savedchartab0;
|
|
edp->chartab1 = edp->savedchartab1;
|
|
break;
|
|
case '=': /* DECKPAM application mode */
|
|
edp->flags |= VTFL_APPLKEYPAD;
|
|
break;
|
|
case '>': /* DECKPNM numeric mode */
|
|
edp->flags &= ~VTFL_APPLKEYPAD;
|
|
break;
|
|
case 'E': /* NEL */
|
|
edp->ccol = 0;
|
|
/* FALLTHRU */
|
|
case 'D': /* IND */
|
|
if (ROWS_BELOW > 0) {
|
|
edp->crow++;
|
|
CHECK_DW;
|
|
break;
|
|
}
|
|
wsemul_vt100_scrollup(edp, 1);
|
|
break;
|
|
case 'H': /* HTS */
|
|
KASSERT(edp->tabs != 0);
|
|
edp->tabs[edp->ccol] = 1;
|
|
break;
|
|
case '~': /* LS1R */
|
|
edp->chartab1 = 1;
|
|
break;
|
|
case 'n': /* LS2 */
|
|
edp->chartab0 = 2;
|
|
break;
|
|
case '}': /* LS2R */
|
|
edp->chartab1 = 2;
|
|
break;
|
|
case 'o': /* LS3 */
|
|
edp->chartab0 = 3;
|
|
break;
|
|
case '|': /* LS3R */
|
|
edp->chartab1 = 3;
|
|
break;
|
|
case 'N': /* SS2 */
|
|
edp->sschartab = 2;
|
|
break;
|
|
case 'O': /* SS3 */
|
|
edp->sschartab = 3;
|
|
break;
|
|
case 'M': /* RI */
|
|
if (ROWS_ABOVE > 0) {
|
|
edp->crow--;
|
|
CHECK_DW;
|
|
break;
|
|
}
|
|
wsemul_vt100_scrolldown(edp, 1);
|
|
break;
|
|
case 'P': /* DCS */
|
|
edp->nargs = 0;
|
|
memset(edp->args, 0, sizeof (edp->args));
|
|
newstate = VT100_EMUL_STATE_DCS;
|
|
break;
|
|
case 'c': /* RIS */
|
|
wsemul_vt100_reset(edp);
|
|
wsemul_vt100_ed(edp, 2);
|
|
edp->ccol = edp->crow = 0;
|
|
break;
|
|
case '(': case ')': case '*': case '+': /* SCS */
|
|
edp->designating = c - '(';
|
|
newstate = VT100_EMUL_STATE_SCS94;
|
|
break;
|
|
case '-': case '.': case '/': /* SCS */
|
|
edp->designating = c - '-' + 1;
|
|
newstate = VT100_EMUL_STATE_SCS96;
|
|
break;
|
|
case '#':
|
|
newstate = VT100_EMUL_STATE_ESC_HASH;
|
|
break;
|
|
case ' ': /* 7/8 bit */
|
|
newstate = VT100_EMUL_STATE_ESC_SPC;
|
|
break;
|
|
case ']': /* OSC operating system command */
|
|
case '^': /* PM privacy message */
|
|
case '_': /* APC application program command */
|
|
/* ignored */
|
|
newstate = VT100_EMUL_STATE_STRING;
|
|
break;
|
|
case '<': /* exit VT52 mode - ignored */
|
|
break;
|
|
default:
|
|
#ifdef VT100_PRINTUNKNOWN
|
|
printf("ESC%c unknown\n", c);
|
|
#endif
|
|
break;
|
|
}
|
|
|
|
return (newstate);
|
|
}
|
|
|
|
static u_int
|
|
wsemul_vt100_output_scs94(edp, c)
|
|
struct wsemul_vt100_emuldata *edp;
|
|
u_char c;
|
|
{
|
|
u_int newstate = VT100_EMUL_STATE_NORMAL;
|
|
|
|
switch (c) {
|
|
case '%': /* probably DEC supplemental graphic */
|
|
newstate = VT100_EMUL_STATE_SCS94_PERCENT;
|
|
break;
|
|
case 'A': /* british / national */
|
|
edp->chartab_G[edp->designating] = edp->nrctab;
|
|
break;
|
|
case 'B': /* ASCII */
|
|
edp->chartab_G[edp->designating] = 0;
|
|
break;
|
|
case '<': /* user preferred supplemental */
|
|
/* XXX not really "user" preferred */
|
|
edp->chartab_G[edp->designating] = edp->isolatin1tab;
|
|
break;
|
|
case '0': /* DEC special graphic */
|
|
edp->chartab_G[edp->designating] = edp->decgraphtab;
|
|
break;
|
|
case '>': /* DEC tech */
|
|
edp->chartab_G[edp->designating] = edp->dectechtab;
|
|
break;
|
|
default:
|
|
#ifdef VT100_PRINTUNKNOWN
|
|
printf("ESC%c%c unknown\n", edp->designating + '(', c);
|
|
#endif
|
|
break;
|
|
}
|
|
return (newstate);
|
|
}
|
|
|
|
static u_int
|
|
wsemul_vt100_output_scs94_percent(edp, c)
|
|
struct wsemul_vt100_emuldata *edp;
|
|
u_char c;
|
|
{
|
|
switch (c) {
|
|
case '5': /* DEC supplemental graphic */
|
|
/* XXX there are differences */
|
|
edp->chartab_G[edp->designating] = edp->isolatin1tab;
|
|
break;
|
|
default:
|
|
#ifdef VT100_PRINTUNKNOWN
|
|
printf("ESC%c%%%c unknown\n", edp->designating + '(', c);
|
|
#endif
|
|
break;
|
|
}
|
|
return (VT100_EMUL_STATE_NORMAL);
|
|
}
|
|
|
|
static u_int
|
|
wsemul_vt100_output_scs96(edp, c)
|
|
struct wsemul_vt100_emuldata *edp;
|
|
u_char c;
|
|
{
|
|
u_int newstate = VT100_EMUL_STATE_NORMAL;
|
|
int nrc;
|
|
|
|
switch (c) {
|
|
case '%': /* probably portugese */
|
|
newstate = VT100_EMUL_STATE_SCS96_PERCENT;
|
|
break;
|
|
case 'A': /* ISO-latin-1 supplemental */
|
|
edp->chartab_G[edp->designating] = edp->isolatin1tab;
|
|
break;
|
|
case '4': /* dutch */
|
|
nrc = 1;
|
|
goto setnrc;
|
|
case '5': case 'C': /* finnish */
|
|
nrc = 2;
|
|
goto setnrc;
|
|
case 'R': /* french */
|
|
nrc = 3;
|
|
goto setnrc;
|
|
case 'Q': /* french canadian */
|
|
nrc = 4;
|
|
goto setnrc;
|
|
case 'K': /* german */
|
|
nrc = 5;
|
|
goto setnrc;
|
|
case 'Y': /* italian */
|
|
nrc = 6;
|
|
goto setnrc;
|
|
case 'E': case '6': /* norwegian / danish */
|
|
nrc = 7;
|
|
goto setnrc;
|
|
case 'Z': /* spanish */
|
|
nrc = 9;
|
|
goto setnrc;
|
|
case '7': case 'H': /* swedish */
|
|
nrc = 10;
|
|
goto setnrc;
|
|
case '=': /* swiss */
|
|
nrc = 11;
|
|
setnrc:
|
|
vt100_setnrc(edp, nrc); /* what table ??? */
|
|
break;
|
|
default:
|
|
#ifdef VT100_PRINTUNKNOWN
|
|
printf("ESC%c%c unknown\n", edp->designating + '-' - 1, c);
|
|
#endif
|
|
break;
|
|
}
|
|
return (newstate);
|
|
}
|
|
|
|
static u_int
|
|
wsemul_vt100_output_scs96_percent(edp, c)
|
|
struct wsemul_vt100_emuldata *edp;
|
|
u_char c;
|
|
{
|
|
switch (c) {
|
|
case '6': /* portugese */
|
|
vt100_setnrc(edp, 8);
|
|
break;
|
|
default:
|
|
#ifdef VT100_PRINTUNKNOWN
|
|
printf("ESC%c%%%c unknown\n", edp->designating + '-', c);
|
|
#endif
|
|
break;
|
|
}
|
|
return (VT100_EMUL_STATE_NORMAL);
|
|
}
|
|
|
|
static u_int
|
|
wsemul_vt100_output_esc_spc(edp, c)
|
|
struct wsemul_vt100_emuldata *edp;
|
|
u_char c;
|
|
{
|
|
switch (c) {
|
|
case 'F': /* 7-bit controls */
|
|
case 'G': /* 8-bit controls */
|
|
#ifdef VT100_PRINTNOTIMPL
|
|
printf("ESC<SPC>%c ignored\n", c);
|
|
#endif
|
|
break;
|
|
default:
|
|
#ifdef VT100_PRINTUNKNOWN
|
|
printf("ESC<SPC>%c unknown\n", c);
|
|
#endif
|
|
break;
|
|
}
|
|
return (VT100_EMUL_STATE_NORMAL);
|
|
}
|
|
|
|
static u_int
|
|
wsemul_vt100_output_string(edp, c)
|
|
struct wsemul_vt100_emuldata *edp;
|
|
u_char c;
|
|
{
|
|
if (edp->dcstype && edp->dcspos < DCS_MAXLEN)
|
|
edp->dcsarg[edp->dcspos++] = c;
|
|
return (VT100_EMUL_STATE_STRING);
|
|
}
|
|
|
|
static u_int
|
|
wsemul_vt100_output_string_esc(edp, c)
|
|
struct wsemul_vt100_emuldata *edp;
|
|
u_char c;
|
|
{
|
|
if (c == '\\') { /* ST complete */
|
|
wsemul_vt100_handle_dcs(edp);
|
|
return (VT100_EMUL_STATE_NORMAL);
|
|
} else
|
|
return (VT100_EMUL_STATE_STRING);
|
|
}
|
|
|
|
static u_int
|
|
wsemul_vt100_output_dcs(edp, c)
|
|
struct wsemul_vt100_emuldata *edp;
|
|
u_char c;
|
|
{
|
|
u_int newstate = VT100_EMUL_STATE_DCS;
|
|
|
|
switch (c) {
|
|
case '0': case '1': case '2': case '3': case '4':
|
|
case '5': case '6': case '7': case '8': case '9':
|
|
/* argument digit */
|
|
if (edp->nargs > VT100_EMUL_NARGS - 1)
|
|
break;
|
|
edp->args[edp->nargs] = (edp->args[edp->nargs] * 10) +
|
|
(c - '0');
|
|
break;
|
|
case ';': /* argument terminator */
|
|
edp->nargs++;
|
|
break;
|
|
default:
|
|
edp->nargs++;
|
|
if (edp->nargs > VT100_EMUL_NARGS) {
|
|
#ifdef VT100_DEBUG
|
|
printf("vt100: too many arguments\n");
|
|
#endif
|
|
edp->nargs = VT100_EMUL_NARGS;
|
|
}
|
|
newstate = VT100_EMUL_STATE_STRING;
|
|
switch (c) {
|
|
case '$':
|
|
newstate = VT100_EMUL_STATE_DCS_DOLLAR;
|
|
break;
|
|
case '{': /* DECDLD soft charset */
|
|
case '!': /* DECRQUPSS user preferred supplemental set */
|
|
/* 'u' must follow - need another state */
|
|
case '|': /* DECUDK program F6..F20 */
|
|
#ifdef VT100_PRINTNOTIMPL
|
|
printf("DCS%c ignored\n", c);
|
|
#endif
|
|
break;
|
|
default:
|
|
#ifdef VT100_PRINTUNKNOWN
|
|
printf("DCS%c (%d, %d) unknown\n", c, ARG(0), ARG(1));
|
|
#endif
|
|
break;
|
|
}
|
|
}
|
|
|
|
return (newstate);
|
|
}
|
|
|
|
static u_int
|
|
wsemul_vt100_output_dcs_dollar(edp, c)
|
|
struct wsemul_vt100_emuldata *edp;
|
|
u_char c;
|
|
{
|
|
switch (c) {
|
|
case 'p': /* DECRSTS terminal state restore */
|
|
case 'q': /* DECRQSS control function request */
|
|
#ifdef VT100_PRINTNOTIMPL
|
|
printf("DCS$%c ignored\n", c);
|
|
#endif
|
|
break;
|
|
case 't': /* DECRSPS restore presentation state */
|
|
switch (ARG(0)) {
|
|
case 0: /* error */
|
|
break;
|
|
case 1: /* cursor information restore */
|
|
#ifdef VT100_PRINTNOTIMPL
|
|
printf("DCS1$t ignored\n");
|
|
#endif
|
|
break;
|
|
case 2: /* tab stop restore */
|
|
edp->dcspos = 0;
|
|
edp->dcstype = DCSTYPE_TABRESTORE;
|
|
break;
|
|
default:
|
|
#ifdef VT100_PRINTUNKNOWN
|
|
printf("DCS%d$t unknown\n", ARG(0));
|
|
#endif
|
|
break;
|
|
}
|
|
break;
|
|
default:
|
|
#ifdef VT100_PRINTUNKNOWN
|
|
printf("DCS$%c (%d, %d) unknown\n", c, ARG(0), ARG(1));
|
|
#endif
|
|
break;
|
|
}
|
|
return (VT100_EMUL_STATE_STRING);
|
|
}
|
|
|
|
static u_int
|
|
wsemul_vt100_output_esc_hash(edp, c)
|
|
struct wsemul_vt100_emuldata *edp;
|
|
u_char c;
|
|
{
|
|
int i;
|
|
|
|
switch (c) {
|
|
case '5': /* DECSWL single width, single height */
|
|
if (edp->dw) {
|
|
for (i = 0; i < edp->ncols / 2; i++)
|
|
(*edp->emulops->copycols)(edp->emulcookie,
|
|
edp->crow,
|
|
2 * i, i, 1);
|
|
(*edp->emulops->erasecols)(edp->emulcookie, edp->crow,
|
|
i, edp->ncols - i,
|
|
edp->defattr);
|
|
edp->dblwid[edp->crow] = 0;
|
|
edp->dw = 0;
|
|
}
|
|
break;
|
|
case '6': /* DECDWL double width, single height */
|
|
case '3': /* DECDHL double width, double height, top half */
|
|
case '4': /* DECDHL double width, double height, bottom half */
|
|
if (!edp->dw) {
|
|
for (i = edp->ncols / 2 - 1; i >= 0; i--)
|
|
(*edp->emulops->copycols)(edp->emulcookie,
|
|
edp->crow,
|
|
i, 2 * i, 1);
|
|
for (i = 0; i < edp->ncols / 2; i++)
|
|
(*edp->emulops->erasecols)(edp->emulcookie,
|
|
edp->crow,
|
|
2 * i + 1, 1,
|
|
edp->defattr);
|
|
edp->dblwid[edp->crow] = 1;
|
|
edp->dw = 1;
|
|
if (edp->ccol > (edp->ncols >> 1) - 1)
|
|
edp->ccol = (edp->ncols >> 1) - 1;
|
|
}
|
|
break;
|
|
case '8': { /* DECALN */
|
|
int i, j;
|
|
for (i = 0; i < edp->nrows; i++)
|
|
for (j = 0; j < edp->ncols; j++)
|
|
(*edp->emulops->putchar)(edp->emulcookie, i, j,
|
|
'E', edp->curattr);
|
|
}
|
|
edp->ccol = 0;
|
|
edp->crow = 0;
|
|
break;
|
|
default:
|
|
#ifdef VT100_PRINTUNKNOWN
|
|
printf("ESC#%c unknown\n", c);
|
|
#endif
|
|
break;
|
|
}
|
|
return (VT100_EMUL_STATE_NORMAL);
|
|
}
|
|
|
|
static u_int
|
|
wsemul_vt100_output_csi(edp, c)
|
|
struct wsemul_vt100_emuldata *edp;
|
|
u_char c;
|
|
{
|
|
u_int newstate = VT100_EMUL_STATE_CSI;
|
|
|
|
switch (c) {
|
|
case '0': case '1': case '2': case '3': case '4':
|
|
case '5': case '6': case '7': case '8': case '9':
|
|
/* argument digit */
|
|
if (edp->nargs > VT100_EMUL_NARGS - 1)
|
|
break;
|
|
edp->args[edp->nargs] = (edp->args[edp->nargs] * 10) +
|
|
(c - '0');
|
|
break;
|
|
case ';': /* argument terminator */
|
|
edp->nargs++;
|
|
break;
|
|
case '?': /* DEC specific */
|
|
case '>': /* DA query */
|
|
edp->modif1 = c;
|
|
break;
|
|
case '!':
|
|
case '"':
|
|
case '$':
|
|
case '&':
|
|
edp->modif2 = c;
|
|
break;
|
|
default: /* end of escape sequence */
|
|
edp->nargs++;
|
|
if (edp->nargs > VT100_EMUL_NARGS) {
|
|
#ifdef VT100_DEBUG
|
|
printf("vt100: too many arguments\n");
|
|
#endif
|
|
edp->nargs = VT100_EMUL_NARGS;
|
|
}
|
|
wsemul_vt100_handle_csi(edp, c);
|
|
newstate = VT100_EMUL_STATE_NORMAL;
|
|
break;
|
|
}
|
|
return (newstate);
|
|
}
|
|
|
|
void
|
|
wsemul_vt100_output(cookie, data, count, kernel)
|
|
void *cookie;
|
|
const u_char *data;
|
|
u_int count;
|
|
int kernel;
|
|
{
|
|
struct wsemul_vt100_emuldata *edp = cookie;
|
|
|
|
#ifdef DIAGNOSTIC
|
|
if (kernel && !edp->console)
|
|
panic("wsemul_vt100_output: kernel output, not console");
|
|
#endif
|
|
|
|
/* XXX */
|
|
(*edp->emulops->cursor)(edp->emulcookie, 0,
|
|
edp->crow, edp->ccol << edp->dw);
|
|
for (; count > 0; data++, count--) {
|
|
if ((*data & 0x7f) < 0x20) {
|
|
wsemul_vt100_output_c0c1(edp, *data, kernel);
|
|
continue;
|
|
}
|
|
if (edp->state == VT100_EMUL_STATE_NORMAL || kernel) {
|
|
wsemul_vt100_output_normal(edp, *data, kernel);
|
|
continue;
|
|
}
|
|
#ifdef DIAGNOSTIC
|
|
if (edp->state > sizeof(vt100_output) / sizeof(vt100_output[0]))
|
|
panic("wsemul_vt100: invalid state %d\n", edp->state);
|
|
#endif
|
|
edp->state = vt100_output[edp->state - 1](edp, *data);
|
|
}
|
|
/* XXX */
|
|
(*edp->emulops->cursor)(edp->emulcookie, edp->flags & VTFL_CURSORON,
|
|
edp->crow, edp->ccol << edp->dw);
|
|
}
|