Annotation of sys/dev/wscons/wsemul_vt100_chars.c, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: wsemul_vt100_chars.c,v 1.5 2007/01/07 13:31:36 miod Exp $ */
2: /* $NetBSD: wsemul_vt100_chars.c,v 1.4 1999/02/20 18:20:02 drochner 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: #include <sys/param.h>
31: #include <sys/systm.h>
32: #include <dev/wscons/wsconsio.h>
33: #include <dev/wscons/wsdisplayvar.h>
34: #include <dev/wscons/wsksymvar.h>
35: #include <dev/wscons/wsemulvar.h>
36: #include <dev/wscons/wsemul_vt100var.h>
37: #include <dev/wscons/unicode.h>
38:
39: static const u_int16_t decspcgr2uni[128] = {
40: 0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0006, 0x0007,
41: 0x0008, 0x0009, 0x000a, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f,
42: 0x0010, 0x0011, 0x0012, 0x0013, 0x0014, 0x0015, 0x0016, 0x0017,
43: 0x0018, 0x0019, 0x001a, 0x001b, 0x001c, 0x001d, 0x001e, 0x001f,
44: /* 2 */ 0x0020, 0x0021, 0x0022, 0x0023, 0x0024, 0x0025, 0x0026, 0x0027,
45: 0x0028, 0x0029, 0x002a, 0x002b, 0x002c, 0x002d, 0x002e, 0x002f,
46: 0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035, 0x0036, 0x0037,
47: 0x0038, 0x0039, 0x003a, 0x003b, 0x003c, 0x003d, 0x003e, 0x003f,
48: /* 4 */ 0x0040, 0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047,
49: 0x0048, 0x0049, 0x004a, 0x004b, 0x004c, 0x004d, 0x004e, 0x004f,
50: 0x0050, 0x0051, 0x0052, 0x0053, 0x0054, 0x0055, 0x0056, 0x0057,
51: 0x0058, 0x0059, 0x005a, 0x005b, 0x005c, 0x005d, 0x005e, 0x00a0,
52: /* 6 */ 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1,
53: _e006U, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, _e001U,
54: _e002U, _e003U, _e004U, _e005U, 0x251c, 0x2524, 0x2534, 0x252c,
55: 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, 0x007f,
56: };
57:
58: static const u_int16_t dectech2uni[128] = {
59: 0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0006, 0x0007,
60: 0x0008, 0x0009, 0x000a, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f,
61: 0x0010, 0x0011, 0x0012, 0x0013, 0x0014, 0x0015, 0x0016, 0x0017,
62: 0x0018, 0x0019, 0x001a, 0x001b, 0x001c, 0x001d, 0x001e, 0x001f,
63: /* 2 */ 0x0020, 0x221a, 0x250c, 0x2212, 0x2320, 0x2321, 0x2502, 0x2308,
64: 0x230a, 0x2309, 0x230b, _e007U, _e008U, _e009U, _e00aU, _e00bU,
65: _e00cU, _e00dU, _e00eU, 0x2216, 0x2215, 0x00ac, _e00fU, 0x232a,
66: _e000U, _e000U, _e000U, _e000U, 0x2264, 0x2260, 0x2265, 0x222b,
67: /* 4 */ 0x2234, 0x221d, 0x221e, 0x00f7, 0x2206, 0x2207, 0x03a6, 0x0393,
68: 0x223c, 0x2243, 0x0398, 0x00d7, 0x039b, 0x21d4, 0x21d2, 0x2261,
69: 0x03a0, 0x03a8, _e000U, 0x03a3, _e000U, _e000U, 0x221a, 0x03a9,
70: 0x039e, 0x03a5, 0x2282, 0x2283, 0x2229, 0x222a, 0x2227, 0x2228,
71: /* 6 */ 0x00ac, 0x03b1, 0x03b2, 0x03c7, 0x03b4, 0x03b5, 0x03c6, 0x03b3,
72: 0x03b7, 0x03b9, 0x03b8, 0x03ba, 0x03bb, _e000U, 0x03bd, 0x2202,
73: 0x03c0, 0x03c8, 0x03c1, 0x03c3, 0x03c4, _e000U, 0x0192, 0x03c9,
74: 0x03be, 0x03c5, 0x03b6, 0x2190, 0x2191, 0x2192, 0x2193, 0x007f,
75: };
76:
77: void
78: vt100_initchartables(edp)
79: struct wsemul_vt100_emuldata *edp;
80: {
81: int i;
82:
83: if (edp->isolatin1tab != NULL)
84: for (i = 0; i < 128; i++)
85: (*edp->emulops->mapchar)(edp->emulcookie, 128 + i,
86: &edp->isolatin1tab[i]);
87:
88: if (edp->decgraphtab != NULL)
89: for (i = 0; i < 128; i++)
90: (*edp->emulops->mapchar)(edp->emulcookie,
91: decspcgr2uni[i], &edp->decgraphtab[i]);
92:
93: if (edp->dectechtab != NULL)
94: for (i = 0; i < 128; i++)
95: (*edp->emulops->mapchar)(edp->emulcookie,
96: dectech2uni[i], &edp->dectechtab[i]);
97:
98: vt100_setnrc(edp, 0);
99: }
100:
101: static const int nrcovlpos[12] = {
102: 0x23, 0x40, 0x5b, 0x5c, 0x5d, 0x5e, /* #@[\]^ */
103: 0x5f, 0x60, 0x7b, 0x7c, 0x7d, 0x7e /* _`{|}~ */
104: };
105: static const struct {
106: u_int16_t c[12];
107: } nrctable[] = {
108: /* british */
109: {{0x00a3, 0x0040, 0x005b, 0x005c, 0x005d, 0x005e,
110: 0x005f, 0x0060, 0x007b, 0x007c, 0x007d, 0x007e}},
111: /* dutch */
112: {{0x00a3, 0x00be, 0x00dc, 0x00ab, 0x007c, 0x005e,
113: 0x005f, 0x0060, 0x00a8, 0x0192, 0x00bc, 0x00b4}},
114: /* finnish */
115: {{0x0023, 0x0040, 0x00c4, 0x00d6, 0x00c5, 0x00dc,
116: 0x005f, 0x00e9, 0x00e4, 0x00f6, 0x00e5, 0x00fc}},
117: /* french */
118: {{0x00a3, 0x00e0, 0x00b0, 0x00e7, 0x00a7, 0x005e,
119: 0x005f, 0x0060, 0x00e9, 0x00f9, 0x00e8, 0x00a8}},
120: /* french canadian */
121: {{0x0023, 0x00e0, 0x00e2, 0x00e7, 0x00ea, 0x00ee,
122: 0x005f, 0x00f4, 0x00e9, 0x00f9, 0x00e8, 0x00fb}},
123: /* german */
124: {{0x0023, 0x00a7, 0x00c4, 0x00d6, 0x00dc, 0x005e,
125: 0x005f, 0x0060, 0x00e4, 0x00f6, 0x00fc, 0x00df}},
126: /* italian */
127: {{0x00a3, 0x00a7, 0x00b0, 0x00e7, 0x00e9, 0x005e,
128: 0x005f, 0x00f9, 0x00e0, 0x00f2, 0x00e8, 0x00ec}},
129: /* norwegian /danish */
130: {{0x0023, 0x0040, 0x00c6, 0x00d8, 0x00c5, 0x005e,
131: 0x005f, 0x0060, 0x00e6, 0x00f8, 0x00e5, 0x007e}},
132: /* portugese */
133: {{0x0023, 0x0040, 0x00c3, 0x00c7, 0x00d5, 0x005e,
134: 0x005f, 0x0060, 0x00e3, 0x00e7, 0x00f5, 0x007e}},
135: /* spanish */
136: {{0x00a3, 0x00a7, 0x00a1, 0x00d1, 0x00bf, 0x005e,
137: 0x005f, 0x0060, 0x0060, 0x00b0, 0x00f1, 0x00e7}},
138: /* swedish */
139: {{0x0023, 0x00c9, 0x00c4, 0x00d6, 0x00c5, 0x00dc,
140: 0x005f, 0x00e9, 0x00e4, 0x00f6, 0x00e5, 0x00fc}},
141: /* swiss */
142: {{0x00f9, 0x00e0, 0x00e9, 0x00e7, 0x00ea, 0x00ee,
143: 0x00e8, 0x00f4, 0x00e4, 0x00f6, 0x00fc, 0x00fb}},
144: };
145:
146: int
147: vt100_setnrc(edp, nrc)
148: struct wsemul_vt100_emuldata *edp;
149: int nrc;
150: {
151: int i;
152:
153: if (edp->nrctab == NULL)
154: return (0);
155:
156: if (nrc < 0 || nrc >= sizeof(nrctable) / sizeof(nrctable[0]))
157: return (ERANGE);
158:
159: for (i = 0; i < 128; i++)
160: (*edp->emulops->mapchar)(edp->emulcookie, i, &edp->nrctab[i]);
161: for (i = 0; i < 12; i++)
162: (*edp->emulops->mapchar)(edp->emulcookie, nrctable[nrc].c[i],
163: &edp->nrctab[nrcovlpos[i]]);
164:
165: return (0);
166: }
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