73ac8c709b
current attribute, but has all non-color flags turned off. Use this when doing erasure, as this allows us to optimize repainting in curses. XXX The way the default attribute is handled is totally bogus and needs to be fixed.
146 lines
5.4 KiB
C
146 lines
5.4 KiB
C
/* $NetBSD: wsemul_vt100var.h,v 1.5 2000/04/28 21:56:17 mycroft 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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#define VT100_EMUL_NARGS 10 /* max # of args to a command */
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struct wsemul_vt100_emuldata {
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const struct wsdisplay_emulops *emulops;
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void *emulcookie;
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int scrcapabilities;
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u_int nrows, ncols, crow, ccol;
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long defattr; /* default attribute */
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long kernattr; /* attribute for kernel output */
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void *cbcookie;
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#ifdef DIAGNOSTIC
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int console;
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#endif
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u_int state; /* processing state */
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int flags;
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#define VTFL_LASTCHAR 0x001 /* printed last char on line (below cursor) */
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#define VTFL_INSERTMODE 0x002
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#define VTFL_APPLKEYPAD 0x004
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#define VTFL_APPLCURSOR 0x008
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#define VTFL_DECOM 0x010 /* origin mode */
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#define VTFL_DECAWM 0x020 /* auto wrap */
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#define VTFL_CURSORON 0x040
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#define VTFL_NATCHARSET 0x080 /* national replacement charset mode */
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long curattr, bkgdattr; /* currently used attribute */
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int attrflags, fgcol, bgcol; /* properties of curattr */
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u_int scrreg_startrow;
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u_int scrreg_nrows;
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char *tabs;
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char *dblwid;
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int dw;
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int chartab0, chartab1;
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u_int *chartab_G[4];
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u_int *isolatin1tab, *decgraphtab, *dectechtab;
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u_int *nrctab;
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int sschartab; /* single shift */
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int nargs;
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u_int args[VT100_EMUL_NARGS]; /* numeric command args (CSI/DCS) */
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char modif1; /* {>?} in VT100_EMUL_STATE_CSI */
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char modif2; /* {!"$&} in VT100_EMUL_STATE_CSI */
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int designating; /* substate in VT100_EMUL_STATE_SCS* */
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int dcstype; /* substate in VT100_EMUL_STATE_STRING */
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char *dcsarg;
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int dcspos;
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#define DCS_MAXLEN 256 /* ??? */
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#define DCSTYPE_TABRESTORE 1 /* DCS2$t */
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u_int savedcursor_row, savedcursor_col;
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long savedattr, savedbkgdattr;
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int savedattrflags, savedfgcol, savedbgcol;
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int savedchartab0, savedchartab1;
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u_int *savedchartab_G[4];
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};
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/* some useful utility macros */
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#define ARG(n) (edp->args[(n)])
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#define DEF1_ARG(n) (ARG(n) ? ARG(n) : 1)
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#define DEFx_ARG(n, x) (ARG(n) ? ARG(n) : (x))
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/* the following two can be negative if we are outside the scrolling region */
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#define ROWS_ABOVE ((int)edp->crow - (int)edp->scrreg_startrow)
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#define ROWS_BELOW ((int)(edp->scrreg_startrow + edp->scrreg_nrows) \
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- (int)edp->crow - 1)
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#define CHECK_DW do { \
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if (edp->dblwid && edp->dblwid[edp->crow]) { \
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edp->dw = 1; \
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if (edp->ccol > (edp->ncols >> 1) - 1) \
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edp->ccol = (edp->ncols >> 1) - 1; \
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} else \
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edp->dw = 0; \
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} while (0)
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#define NCOLS (edp->ncols >> edp->dw)
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#define COLS_LEFT (NCOLS - edp->ccol - 1)
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#define COPYCOLS(f, t, n) (*edp->emulops->copycols)(edp->emulcookie, \
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edp->crow, (f) << edp->dw, (t) << edp->dw, (n) << edp->dw)
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#define ERASECOLS(f, n, a) (*edp->emulops->erasecols)(edp->emulcookie, \
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edp->crow, (f) << edp->dw, (n) << edp->dw, a)
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/*
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* response to primary DA request
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* operating level: 61 = VT100, 62 = VT200, 63 = VT300
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* extensions: 1 = 132 cols, 2 = printer port, 6 = selective erase,
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* 7 = soft charset, 8 = UDKs, 9 = NRC sets
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* VT100 = "033[?1;2c"
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*/
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#define WSEMUL_VT_ID1 "\033[?62;6c"
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/*
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* response to secondary DA request
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* ident code: 24 = VT320
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* firmware version
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* hardware options: 0 = no options
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*/
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#define WSEMUL_VT_ID2 "\033[>24;20;0c"
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void wsemul_vt100_reset __P((struct wsemul_vt100_emuldata *));
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void wsemul_vt100_scrollup __P((struct wsemul_vt100_emuldata *, int));
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void wsemul_vt100_scrolldown __P((struct wsemul_vt100_emuldata *, int));
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void wsemul_vt100_ed __P((struct wsemul_vt100_emuldata *, int));
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void wsemul_vt100_el __P((struct wsemul_vt100_emuldata *, int));
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void wsemul_vt100_handle_csi __P((struct wsemul_vt100_emuldata *, u_char));
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void wsemul_vt100_handle_dcs __P((struct wsemul_vt100_emuldata *));
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int wsemul_vt100_translate __P((void *cookie, keysym_t, char **));
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void vt100_initchartables __P((struct wsemul_vt100_emuldata *));
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void vt100_setnrc __P((struct wsemul_vt100_emuldata *, int));
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