Annotation of sys/dev/wscons/wsemul_vt100var.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: wsemul_vt100var.h,v 1.6 2007/01/07 13:31:36 miod Exp $ */
2: /* $NetBSD: wsemul_vt100var.h,v 1.5 2000/04/28 21:56:17 mycroft Exp $ */
3:
4: /*
5: * Copyright (c) 1998
6: * Matthias Drochner. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: *
17: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27: *
28: */
29:
30: #define VT100_EMUL_NARGS 10 /* max # of args to a command */
31:
32: struct wsemul_vt100_emuldata {
33: const struct wsdisplay_emulops *emulops;
34: void *emulcookie;
35: int scrcapabilities;
36: u_int nrows, ncols, crow, ccol;
37: long defattr; /* default attribute */
38:
39: long kernattr; /* attribute for kernel output */
40: void *cbcookie;
41: #ifdef DIAGNOSTIC
42: int console;
43: #endif
44:
45: u_int state; /* processing state */
46: int flags;
47: #define VTFL_LASTCHAR 0x001 /* printed last char on line (below cursor) */
48: #define VTFL_INSERTMODE 0x002
49: #define VTFL_APPLKEYPAD 0x004
50: #define VTFL_APPLCURSOR 0x008
51: #define VTFL_DECOM 0x010 /* origin mode */
52: #define VTFL_DECAWM 0x020 /* auto wrap */
53: #define VTFL_CURSORON 0x040
54: #define VTFL_NATCHARSET 0x080 /* national replacement charset mode */
55: #define VTFL_SAVEDCURS 0x100 /* we have a saved cursor state */
56: long curattr, bkgdattr; /* currently used attribute */
57: int attrflags, fgcol, bgcol; /* properties of curattr */
58: u_int scrreg_startrow;
59: u_int scrreg_nrows;
60: char *tabs;
61: char *dblwid;
62: int dw;
63:
64: int chartab0, chartab1;
65: u_int *chartab_G[4];
66: u_int *isolatin1tab, *decgraphtab, *dectechtab;
67: u_int *nrctab;
68: int sschartab; /* single shift */
69:
70: int nargs;
71: u_int args[VT100_EMUL_NARGS]; /* numeric command args (CSI/DCS) */
72:
73: char modif1; /* {>?} in VT100_EMUL_STATE_CSI */
74: char modif2; /* {!"$&} in VT100_EMUL_STATE_CSI */
75:
76: int designating; /* substate in VT100_EMUL_STATE_SCS* */
77:
78: int dcstype; /* substate in VT100_EMUL_STATE_STRING */
79: char *dcsarg;
80: int dcspos;
81: #define DCS_MAXLEN 256 /* ??? */
82: #define DCSTYPE_TABRESTORE 1 /* DCS2$t */
83:
84: u_int savedcursor_row, savedcursor_col;
85: long savedattr, savedbkgdattr;
86: int savedattrflags, savedfgcol, savedbgcol;
87: int savedchartab0, savedchartab1;
88: u_int *savedchartab_G[4];
89: };
90:
91: /* some useful utility macros */
92: #define ARG(n) (edp->args[(n)])
93: #define DEF1_ARG(n) (ARG(n) ? ARG(n) : 1)
94: #define DEFx_ARG(n, x) (ARG(n) ? ARG(n) : (x))
95: /* the following two can be negative if we are outside the scrolling region */
96: #define ROWS_ABOVE ((int)edp->crow - (int)edp->scrreg_startrow)
97: #define ROWS_BELOW ((int)(edp->scrreg_startrow + edp->scrreg_nrows) \
98: - (int)edp->crow - 1)
99: #define CHECK_DW do { \
100: if (edp->dblwid && edp->dblwid[edp->crow]) { \
101: edp->dw = 1; \
102: if (edp->ccol > (edp->ncols >> 1) - 1) \
103: edp->ccol = (edp->ncols >> 1) - 1; \
104: } else \
105: edp->dw = 0; \
106: } while (0)
107: #define NCOLS (edp->ncols >> edp->dw)
108: #define COLS_LEFT (NCOLS - edp->ccol - 1)
109: #define COPYCOLS(f, t, n) (*edp->emulops->copycols)(edp->emulcookie, \
110: edp->crow, (f) << edp->dw, (t) << edp->dw, (n) << edp->dw)
111: #define ERASECOLS(f, n, a) (*edp->emulops->erasecols)(edp->emulcookie, \
112: edp->crow, (f) << edp->dw, (n) << edp->dw, a)
113:
114: /*
115: * response to primary DA request
116: * operating level: 61 = VT100, 62 = VT200, 63 = VT300
117: * extensions: 1 = 132 cols, 2 = printer port, 6 = selective erase,
118: * 7 = soft charset, 8 = UDKs, 9 = NRC sets
119: * VT100 = "033[?1;2c"
120: */
121: #define WSEMUL_VT_ID1 "\033[?62;6c"
122: /*
123: * response to secondary DA request
124: * ident code: 24 = VT320
125: * firmware version
126: * hardware options: 0 = no options
127: */
128: #define WSEMUL_VT_ID2 "\033[>24;20;0c"
129:
130: void wsemul_vt100_reset(struct wsemul_vt100_emuldata *);
131: void wsemul_vt100_scrollup(struct wsemul_vt100_emuldata *, int);
132: void wsemul_vt100_scrolldown(struct wsemul_vt100_emuldata *, int);
133: void wsemul_vt100_ed(struct wsemul_vt100_emuldata *, int);
134: void wsemul_vt100_el(struct wsemul_vt100_emuldata *, int);
135: void wsemul_vt100_handle_csi(struct wsemul_vt100_emuldata *, u_char);
136: void wsemul_vt100_handle_dcs(struct wsemul_vt100_emuldata *);
137:
138: int wsemul_vt100_translate(void *cookie, keysym_t, char **);
139:
140: void vt100_initchartables(struct wsemul_vt100_emuldata *);
141: int vt100_setnrc(struct wsemul_vt100_emuldata *, int);
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