142 lines
5.1 KiB
C
142 lines
5.1 KiB
C
/* $NetBSD: wsemul_vt100var.h,v 1.10 2005/05/29 21:56:35 christos 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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*
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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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struct wsdisplay_msgattrs msgattrs;
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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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#define VTFL_SAVEDCURS 0x100 /* we have a saved cursor state */
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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(struct wsemul_vt100_emuldata *);
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void wsemul_vt100_scrollup(struct wsemul_vt100_emuldata *, int);
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void wsemul_vt100_scrolldown(struct wsemul_vt100_emuldata *, int);
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void wsemul_vt100_ed(struct wsemul_vt100_emuldata *, int);
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void wsemul_vt100_el(struct wsemul_vt100_emuldata *, int);
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void wsemul_vt100_handle_csi(struct wsemul_vt100_emuldata *, u_char);
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void wsemul_vt100_handle_dcs(struct wsemul_vt100_emuldata *);
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int wsemul_vt100_translate(void *cookie, keysym_t, const char **);
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void vt100_initchartables(struct wsemul_vt100_emuldata *);
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void vt100_setnrc(struct wsemul_vt100_emuldata *, int);
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