sys/dev/wscons/wsemul_vt100_chars.c

   1 /* $NetBSD: wsemul_vt100_chars.c,v 1.11 2005/12/11 12:24:12 christos Exp $ */
   2
   3 /*
   4  * Copyright (c) 1998
   5  *      Matthias Drochner.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  *
  27  */
  28
  29 #include <sys/cdefs.h>
  30 __KERNEL_RCSID(0, "$NetBSD: wsemul_vt100_chars.c,v 1.11 2005/12/11 12:24:12 christos Exp $");
  31
  32 #include <sys/param.h>
  33 #include <sys/systm.h>
  34 #include <dev/wscons/wsconsio.h>
  35 #include <dev/wscons/wsdisplayvar.h>
  36 #include <dev/wscons/wsksymvar.h>
  37 #include <dev/wscons/wsemulvar.h>
  38 #include <dev/wscons/wsemul_vt100var.h>
  39 #include <dev/wscons/unicode.h>
  40
  41 static const u_int16_t decspcgr2uni[128] = {
  42         0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0006, 0x0007,
  43         0x0008, 0x0009, 0x000a, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f,
  44         0x0010, 0x0011, 0x0012, 0x0013, 0x0014, 0x0015, 0x0016, 0x0017,
  45         0x0018, 0x0019, 0x001a, 0x001b, 0x001c, 0x001d, 0x001e, 0x001f,
  46 /* 2 */ 0x0020, 0x0021, 0x0022, 0x0023, 0x0024, 0x0025, 0x0026, 0x0027,
  47         0x0028, 0x0029, 0x002a, 0x002b, 0x002c, 0x002d, 0x002e, 0x002f,
  48         0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035, 0x0036, 0x0037,
  49         0x0038, 0x0039, 0x003a, 0x003b, 0x003c, 0x003d, 0x003e, 0x003f,
  50 /* 4 */ 0x0040, 0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047,
  51         0x0048, 0x0049, 0x004a, 0x004b, 0x004c, 0x004d, 0x004e, 0x004f,
  52         0x0050, 0x0051, 0x0052, 0x0053, 0x0054, 0x0055, 0x0056, 0x0057,
  53         0x0058, 0x0059, 0x005a, 0x005b, 0x005c, 0x005d, 0x005e, 0x00a0,
  54 /* 6 */ 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1,
  55         _e006U, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, _e001U,
  56         _e002U, 0x2500, _e004U, _e005U, 0x251c, 0x2524, 0x2534, 0x252c,
  57         0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, 0x007f,
  58 };
  59
  60 static const u_int16_t dectech2uni[128] = {
  61         0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0006, 0x0007,
  62         0x0008, 0x0009, 0x000a, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f,
  63         0x0010, 0x0011, 0x0012, 0x0013, 0x0014, 0x0015, 0x0016, 0x0017,
  64         0x0018, 0x0019, 0x001a, 0x001b, 0x001c, 0x001d, 0x001e, 0x001f,
  65 /* 2 */ 0x0020, 0x221a, 0x250c, 0x2212, 0x2320, 0x2321, 0x2502, 0x2308,
  66         0x230a, 0x2309, 0x230b, _e007U, _e008U, _e009U, _e00aU, _e00bU,
  67         _e00cU, _e00dU, _e00eU, 0x2216, 0x2215, 0x00ac, _e00fU, 0x232a,
  68         _e000U, _e000U, _e000U, _e000U, 0x2264, 0x2260, 0x2265, 0x222b,
  69 /* 4 */ 0x2234, 0x221d, 0x221e, 0x00f7, 0x2206, 0x2207, 0x03a6, 0x0393,
  70         0x223c, 0x2243, 0x0398, 0x00d7, 0x039b, 0x21d4, 0x21d2, 0x2261,
  71         0x03a0, 0x03a8, _e000U, 0x03a3, _e000U, _e000U, 0x221a, 0x03a9,
  72         0x039e, 0x03a5, 0x2282, 0x2283, 0x2229, 0x222a, 0x2227, 0x2228,
  73 /* 6 */ 0x00ac, 0x03b1, 0x03b2, 0x03c7, 0x03b4, 0x03b5, 0x03c6, 0x03b3,
  74         0x03b7, 0x03b9, 0x03b8, 0x03ba, 0x03bb, _e000U, 0x03bd, 0x2202,
  75         0x03c0, 0x03c8, 0x03c1, 0x03c3, 0x03c4, _e000U, 0x0192, 0x03c9,
  76         0x03be, 0x03c5, 0x03b6, 0x2190, 0x2191, 0x2192, 0x2193, 0x007f,
  77 };
  78
  79 void
  80 vt100_initchartables(struct wsemul_vt100_emuldata *edp)
  81 {
  82         int i;
  83
  84         for (i = 0; i < 128; i++)
  85                 (*edp->emulops->mapchar)(edp->emulcookie, 128 + i,
  86                                          &edp->isolatin1tab[i]);
  87         for (i = 0; i < 128; i++)
  88                 (*edp->emulops->mapchar)(edp->emulcookie, decspcgr2uni[i],
  89                                          &edp->decgraphtab[i]);
  90         for (i = 0; i < 128; i++)
  91                 (*edp->emulops->mapchar)(edp->emulcookie, dectech2uni[i],
  92                                          &edp->dectechtab[i]);
  93         vt100_setnrc(edp, 0);
  94 }
  95
  96 static const int nrcovlpos[12] = {
  97     0x23, 0x40, 0x5b, 0x5c, 0x5d, 0x5e, /* #@[\]^ */
  98     0x5f, 0x60, 0x7b, 0x7c, 0x7d, 0x7e  /* _`{|}~ */
  99 };
 100 static const struct {
 101         u_int16_t c[12];
 102 } nrctable[] = {
 103         /* british */
 104         {{0x00a3, 0x0040, 0x005b, 0x005c, 0x005d, 0x005e,
 105         0x005f, 0x0060, 0x007b, 0x007c, 0x007d, 0x007e}},
 106         /* dutch */
 107         {{0x00a3, 0x00be, 0x00dc, 0x00ab, 0x007c, 0x005e,
 108         0x005f, 0x0060, 0x00a8, 0x0192, 0x00bc, 0x00b4}},
 109         /* finnish */
 110         {{0x0023, 0x0040, 0x00c4, 0x00d6, 0x00c5, 0x00dc,
 111         0x005f, 0x00e9, 0x00e4, 0x00f6, 0x00e5, 0x00fc}},
 112         /* french */
 113         {{0x00a3, 0x00e0, 0x00b0, 0x00e7, 0x00a7, 0x005e,
 114         0x005f, 0x0060, 0x00e9, 0x00f9, 0x00e8, 0x00a8}},
 115         /* french canadian */
 116         {{0x0023, 0x00e0, 0x00e2, 0x00e7, 0x00ea, 0x00ee,
 117         0x005f, 0x00f4, 0x00e9, 0x00f9, 0x00e8, 0x00fb}},
 118         /* german */
 119         {{0x0023, 0x00a7, 0x00c4, 0x00d6, 0x00dc, 0x005e,
 120         0x005f, 0x0060, 0x00e4, 0x00f6, 0x00fc, 0x00df}},
 121         /* italian */
 122         {{0x00a3, 0x00a7, 0x00b0, 0x00e7, 0x00e9, 0x005e,
 123         0x005f, 0x00f9, 0x00e0, 0x00f2, 0x00e8, 0x00ec}},
 124         /* norwegian /danish */
 125         {{0x0023, 0x0040, 0x00c6, 0x00d8, 0x00c5, 0x005e,
 126         0x005f, 0x0060, 0x00e6, 0x00f8, 0x00e5, 0x007e}},
 127         /* portuguese */
 128         {{0x0023, 0x0040, 0x00c3, 0x00c7, 0x00d5, 0x005e,
 129         0x005f, 0x0060, 0x00e3, 0x00e7, 0x00f5, 0x007e}},
 130         /* spanish */
 131         {{0x00a3, 0x00a7, 0x00a1, 0x00d1, 0x00bf, 0x005e,
 132         0x005f, 0x0060, 0x0060, 0x00b0, 0x00f1, 0x00e7}},
 133         /* swedish */
 134         {{0x0023, 0x00c9, 0x00c4, 0x00d6, 0x00c5, 0x00dc,
 135         0x005f, 0x00e9, 0x00e4, 0x00f6, 0x00e5, 0x00fc}},
 136         /* swiss */
 137         {{0x00f9, 0x00e0, 0x00e9, 0x00e7, 0x00ea, 0x00ee,
 138         0x00e8, 0x00f4, 0x00e4, 0x00f6, 0x00fc, 0x00fb}},
 139 };
 140
 141 void
 142 vt100_setnrc(struct wsemul_vt100_emuldata *edp, int nrc)
 143 {
 144         int i;
 145
 146         KASSERT(nrc < sizeof(nrctable) / sizeof(nrctable[0]));
 147
 148         for (i = 0; i < 128; i++)
 149                 (*edp->emulops->mapchar)(edp->emulcookie, i, &edp->nrctab[i]);
 150         for (i = 0; i < 12; i++)
 151                 (*edp->emulops->mapchar)(edp->emulcookie, nrctable[nrc].c[i],
 152                                          &edp->nrctab[nrcovlpos[i]]);
 153 }