1 /* Mapping table for CP737.
2    Copyright (C) 1998-2022 Free Software Foundation, Inc.
3    This file is part of the GNU C Library.
4 
5    The GNU C Library is free software; you can redistribute it and/or
6    modify it under the terms of the GNU Lesser General Public
7    License as published by the Free Software Foundation; either
8    version 2.1 of the License, or (at your option) any later version.
9 
10    The GNU C Library is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13    Lesser General Public License for more details.
14 
15    You should have received a copy of the GNU Lesser General Public
16    License along with the GNU C Library; if not, see
17    <https://www.gnu.org/licenses/>.  */
18 
19 #include <stdint.h>
20 
21 /* Table to map to UCS4.  It can be generated using
22    (I know, this is a useless use of cat, but the linebreak requires it):
23 
24    cat .../unix/mappings/vendors/micsft/pc/cp737.txt |
25    sed -e 's/\(0x..\)[[:space:]]*\(0x....\).*$/  [\1] = \2,/p' -e d
26 
27  */
28 static const uint32_t to_ucs4[256] =
29 {
30   [0x00] = 0x0000,
31   [0x01] = 0x0001,
32   [0x02] = 0x0002,
33   [0x03] = 0x0003,
34   [0x04] = 0x0004,
35   [0x05] = 0x0005,
36   [0x06] = 0x0006,
37   [0x07] = 0x0007,
38   [0x08] = 0x0008,
39   [0x09] = 0x0009,
40   [0x0a] = 0x000a,
41   [0x0b] = 0x000b,
42   [0x0c] = 0x000c,
43   [0x0d] = 0x000d,
44   [0x0e] = 0x000e,
45   [0x0f] = 0x000f,
46   [0x10] = 0x0010,
47   [0x11] = 0x0011,
48   [0x12] = 0x0012,
49   [0x13] = 0x0013,
50   [0x14] = 0x0014,
51   [0x15] = 0x0015,
52   [0x16] = 0x0016,
53   [0x17] = 0x0017,
54   [0x18] = 0x0018,
55   [0x19] = 0x0019,
56   [0x1a] = 0x001a,
57   [0x1b] = 0x001b,
58   [0x1c] = 0x001c,
59   [0x1d] = 0x001d,
60   [0x1e] = 0x001e,
61   [0x1f] = 0x001f,
62   [0x20] = 0x0020,
63   [0x21] = 0x0021,
64   [0x22] = 0x0022,
65   [0x23] = 0x0023,
66   [0x24] = 0x0024,
67   [0x25] = 0x0025,
68   [0x26] = 0x0026,
69   [0x27] = 0x0027,
70   [0x28] = 0x0028,
71   [0x29] = 0x0029,
72   [0x2a] = 0x002a,
73   [0x2b] = 0x002b,
74   [0x2c] = 0x002c,
75   [0x2d] = 0x002d,
76   [0x2e] = 0x002e,
77   [0x2f] = 0x002f,
78   [0x30] = 0x0030,
79   [0x31] = 0x0031,
80   [0x32] = 0x0032,
81   [0x33] = 0x0033,
82   [0x34] = 0x0034,
83   [0x35] = 0x0035,
84   [0x36] = 0x0036,
85   [0x37] = 0x0037,
86   [0x38] = 0x0038,
87   [0x39] = 0x0039,
88   [0x3a] = 0x003a,
89   [0x3b] = 0x003b,
90   [0x3c] = 0x003c,
91   [0x3d] = 0x003d,
92   [0x3e] = 0x003e,
93   [0x3f] = 0x003f,
94   [0x40] = 0x0040,
95   [0x41] = 0x0041,
96   [0x42] = 0x0042,
97   [0x43] = 0x0043,
98   [0x44] = 0x0044,
99   [0x45] = 0x0045,
100   [0x46] = 0x0046,
101   [0x47] = 0x0047,
102   [0x48] = 0x0048,
103   [0x49] = 0x0049,
104   [0x4a] = 0x004a,
105   [0x4b] = 0x004b,
106   [0x4c] = 0x004c,
107   [0x4d] = 0x004d,
108   [0x4e] = 0x004e,
109   [0x4f] = 0x004f,
110   [0x50] = 0x0050,
111   [0x51] = 0x0051,
112   [0x52] = 0x0052,
113   [0x53] = 0x0053,
114   [0x54] = 0x0054,
115   [0x55] = 0x0055,
116   [0x56] = 0x0056,
117   [0x57] = 0x0057,
118   [0x58] = 0x0058,
119   [0x59] = 0x0059,
120   [0x5a] = 0x005a,
121   [0x5b] = 0x005b,
122   [0x5c] = 0x005c,
123   [0x5d] = 0x005d,
124   [0x5e] = 0x005e,
125   [0x5f] = 0x005f,
126   [0x60] = 0x0060,
127   [0x61] = 0x0061,
128   [0x62] = 0x0062,
129   [0x63] = 0x0063,
130   [0x64] = 0x0064,
131   [0x65] = 0x0065,
132   [0x66] = 0x0066,
133   [0x67] = 0x0067,
134   [0x68] = 0x0068,
135   [0x69] = 0x0069,
136   [0x6a] = 0x006a,
137   [0x6b] = 0x006b,
138   [0x6c] = 0x006c,
139   [0x6d] = 0x006d,
140   [0x6e] = 0x006e,
141   [0x6f] = 0x006f,
142   [0x70] = 0x0070,
143   [0x71] = 0x0071,
144   [0x72] = 0x0072,
145   [0x73] = 0x0073,
146   [0x74] = 0x0074,
147   [0x75] = 0x0075,
148   [0x76] = 0x0076,
149   [0x77] = 0x0077,
150   [0x78] = 0x0078,
151   [0x79] = 0x0079,
152   [0x7a] = 0x007a,
153   [0x7b] = 0x007b,
154   [0x7c] = 0x007c,
155   [0x7d] = 0x007d,
156   [0x7e] = 0x007e,
157   [0x7f] = 0x007f,
158   [0x80] = 0x0391,
159   [0x81] = 0x0392,
160   [0x82] = 0x0393,
161   [0x83] = 0x0394,
162   [0x84] = 0x0395,
163   [0x85] = 0x0396,
164   [0x86] = 0x0397,
165   [0x87] = 0x0398,
166   [0x88] = 0x0399,
167   [0x89] = 0x039a,
168   [0x8a] = 0x039b,
169   [0x8b] = 0x039c,
170   [0x8c] = 0x039d,
171   [0x8d] = 0x039e,
172   [0x8e] = 0x039f,
173   [0x8f] = 0x03a0,
174   [0x90] = 0x03a1,
175   [0x91] = 0x03a3,
176   [0x92] = 0x03a4,
177   [0x93] = 0x03a5,
178   [0x94] = 0x03a6,
179   [0x95] = 0x03a7,
180   [0x96] = 0x03a8,
181   [0x97] = 0x03a9,
182   [0x98] = 0x03b1,
183   [0x99] = 0x03b2,
184   [0x9a] = 0x03b3,
185   [0x9b] = 0x03b4,
186   [0x9c] = 0x03b5,
187   [0x9d] = 0x03b6,
188   [0x9e] = 0x03b7,
189   [0x9f] = 0x03b8,
190   [0xa0] = 0x03b9,
191   [0xa1] = 0x03ba,
192   [0xa2] = 0x03bb,
193   [0xa3] = 0x03bc,
194   [0xa4] = 0x03bd,
195   [0xa5] = 0x03be,
196   [0xa6] = 0x03bf,
197   [0xa7] = 0x03c0,
198   [0xa8] = 0x03c1,
199   [0xa9] = 0x03c3,
200   [0xaa] = 0x03c2,
201   [0xab] = 0x03c4,
202   [0xac] = 0x03c5,
203   [0xad] = 0x03c6,
204   [0xae] = 0x03c7,
205   [0xaf] = 0x03c8,
206   [0xb0] = 0x2591,
207   [0xb1] = 0x2592,
208   [0xb2] = 0x2593,
209   [0xb3] = 0x2502,
210   [0xb4] = 0x2524,
211   [0xb5] = 0x2561,
212   [0xb6] = 0x2562,
213   [0xb7] = 0x2556,
214   [0xb8] = 0x2555,
215   [0xb9] = 0x2563,
216   [0xba] = 0x2551,
217   [0xbb] = 0x2557,
218   [0xbc] = 0x255d,
219   [0xbd] = 0x255c,
220   [0xbe] = 0x255b,
221   [0xbf] = 0x2510,
222   [0xc0] = 0x2514,
223   [0xc1] = 0x2534,
224   [0xc2] = 0x252c,
225   [0xc3] = 0x251c,
226   [0xc4] = 0x2500,
227   [0xc5] = 0x253c,
228   [0xc6] = 0x255e,
229   [0xc7] = 0x255f,
230   [0xc8] = 0x255a,
231   [0xc9] = 0x2554,
232   [0xca] = 0x2569,
233   [0xcb] = 0x2566,
234   [0xcc] = 0x2560,
235   [0xcd] = 0x2550,
236   [0xce] = 0x256c,
237   [0xcf] = 0x2567,
238   [0xd0] = 0x2568,
239   [0xd1] = 0x2564,
240   [0xd2] = 0x2565,
241   [0xd3] = 0x2559,
242   [0xd4] = 0x2558,
243   [0xd5] = 0x2552,
244   [0xd6] = 0x2553,
245   [0xd7] = 0x256b,
246   [0xd8] = 0x256a,
247   [0xd9] = 0x2518,
248   [0xda] = 0x250c,
249   [0xdb] = 0x2588,
250   [0xdc] = 0x2584,
251   [0xdd] = 0x258c,
252   [0xde] = 0x2590,
253   [0xdf] = 0x2580,
254   [0xe0] = 0x03c9,
255   [0xe1] = 0x03ac,
256   [0xe2] = 0x03ad,
257   [0xe3] = 0x03ae,
258   [0xe4] = 0x03ca,
259   [0xe5] = 0x03af,
260   [0xe6] = 0x03cc,
261   [0xe7] = 0x03cd,
262   [0xe8] = 0x03cb,
263   [0xe9] = 0x03ce,
264   [0xea] = 0x0386,
265   [0xeb] = 0x0388,
266   [0xec] = 0x0389,
267   [0xed] = 0x038a,
268   [0xee] = 0x038c,
269   [0xef] = 0x038e,
270   [0xf0] = 0x038f,
271   [0xf1] = 0x00b1,
272   [0xf2] = 0x2265,
273   [0xf3] = 0x2264,
274   [0xf4] = 0x03aa,
275   [0xf5] = 0x03ab,
276   [0xf6] = 0x00f7,
277   [0xf7] = 0x2248,
278   [0xf8] = 0x00b0,
279   [0xf9] = 0x2219,
280   [0xfa] = 0x00b7,
281   [0xfb] = 0x221a,
282   [0xfc] = 0x207f,
283   [0xfd] = 0x00b2,
284   [0xfe] = 0x25a0,
285   [0xff] = 0x00a0,
286 };
287 
288 
289 /* Index table for mapping from UCS4.  The table can be generated with
290 
291    cat .../unix/mappings/vendors/micsft/pc/cp737.txt |
292    awk '/^0x/ { if (NF > 2) print $2; }' | perl gap.pl
293 
294    where gap.pl is the file in this directory.
295  */
296 static const struct gap from_idx[] =
297 {
298   { .start = 0x0000, .end = 0x007f, .idx =     0 },
299   { .start = 0x00a0, .end = 0x00a0, .idx =   -32 },
300   { .start = 0x00b0, .end = 0x00b7, .idx =   -47 },
301   { .start = 0x00f7, .end = 0x00f7, .idx =  -110 },
302   { .start = 0x0386, .end = 0x03ce, .idx =  -764 },
303   { .start = 0x207f, .end = 0x207f, .idx = -8108 },
304   { .start = 0x2219, .end = 0x221a, .idx = -8517 },
305   { .start = 0x2248, .end = 0x2248, .idx = -8562 },
306   { .start = 0x2264, .end = 0x2265, .idx = -8589 },
307   { .start = 0x2500, .end = 0x2502, .idx = -9255 },
308   { .start = 0x250c, .end = 0x251c, .idx = -9264 },
309   { .start = 0x2524, .end = 0x2524, .idx = -9271 },
310   { .start = 0x252c, .end = 0x252c, .idx = -9278 },
311   { .start = 0x2534, .end = 0x2534, .idx = -9285 },
312   { .start = 0x253c, .end = 0x253c, .idx = -9292 },
313   { .start = 0x2550, .end = 0x256c, .idx = -9311 },
314   { .start = 0x2580, .end = 0x2593, .idx = -9330 },
315   { .start = 0x25a0, .end = 0x25a0, .idx = -9342 },
316   { .start = 0xffff, .end = 0xffff, .idx =     0 }
317 };
318 
319 /* Table accessed through above index table.  It can be generated using:
320 
321    cat .../unix/mappings/vendors/micsft/pc/cp737.txt |
322    awk '/^0x/ { if (NF > 2) print $2, $1; }' | perl gaptab.pl
323 
324    where gaptab.pl is the file in this directory.
325  */
326 static const char from_ucs4[] =
327 {
328   '\x00', '\x01', '\x02', '\x03', '\x04', '\x05', '\x06', '\x07',
329   '\x08', '\x09', '\x0a', '\x0b', '\x0c', '\x0d', '\x0e', '\x0f',
330   '\x10', '\x11', '\x12', '\x13', '\x14', '\x15', '\x16', '\x17',
331   '\x18', '\x19', '\x1a', '\x1b', '\x1c', '\x1d', '\x1e', '\x1f',
332   '\x20', '\x21', '\x22', '\x23', '\x24', '\x25', '\x26', '\x27',
333   '\x28', '\x29', '\x2a', '\x2b', '\x2c', '\x2d', '\x2e', '\x2f',
334   '\x30', '\x31', '\x32', '\x33', '\x34', '\x35', '\x36', '\x37',
335   '\x38', '\x39', '\x3a', '\x3b', '\x3c', '\x3d', '\x3e', '\x3f',
336   '\x40', '\x41', '\x42', '\x43', '\x44', '\x45', '\x46', '\x47',
337   '\x48', '\x49', '\x4a', '\x4b', '\x4c', '\x4d', '\x4e', '\x4f',
338   '\x50', '\x51', '\x52', '\x53', '\x54', '\x55', '\x56', '\x57',
339   '\x58', '\x59', '\x5a', '\x5b', '\x5c', '\x5d', '\x5e', '\x5f',
340   '\x60', '\x61', '\x62', '\x63', '\x64', '\x65', '\x66', '\x67',
341   '\x68', '\x69', '\x6a', '\x6b', '\x6c', '\x6d', '\x6e', '\x6f',
342   '\x70', '\x71', '\x72', '\x73', '\x74', '\x75', '\x76', '\x77',
343   '\x78', '\x79', '\x7a', '\x7b', '\x7c', '\x7d', '\x7e', '\x7f',
344   '\xff', '\xf8', '\xf1', '\xfd', '\x00', '\x00', '\x00', '\x00',
345   '\xfa', '\xf6', '\xea', '\x00', '\xeb', '\xec', '\xed', '\x00',
346   '\xee', '\x00', '\xef', '\xf0', '\x00', '\x80', '\x81', '\x82',
347   '\x83', '\x84', '\x85', '\x86', '\x87', '\x88', '\x89', '\x8a',
348   '\x8b', '\x8c', '\x8d', '\x8e', '\x8f', '\x90', '\x00', '\x91',
349   '\x92', '\x93', '\x94', '\x95', '\x96', '\x97', '\xf4', '\xf5',
350   '\xe1', '\xe2', '\xe3', '\xe5', '\x00', '\x98', '\x99', '\x9a',
351   '\x9b', '\x9c', '\x9d', '\x9e', '\x9f', '\xa0', '\xa1', '\xa2',
352   '\xa3', '\xa4', '\xa5', '\xa6', '\xa7', '\xa8', '\xaa', '\xa9',
353   '\xab', '\xac', '\xad', '\xae', '\xaf', '\xe0', '\xe4', '\xe8',
354   '\xe6', '\xe7', '\xe9', '\xfc', '\xf9', '\xfb', '\xf7', '\xf3',
355   '\xf2', '\xc4', '\x00', '\xb3', '\xda', '\x00', '\x00', '\x00',
356   '\xbf', '\x00', '\x00', '\x00', '\xc0', '\x00', '\x00', '\x00',
357   '\xd9', '\x00', '\x00', '\x00', '\xc3', '\xb4', '\xc2', '\xc1',
358   '\xc5', '\xcd', '\xba', '\xd5', '\xd6', '\xc9', '\xb8', '\xb7',
359   '\xbb', '\xd4', '\xd3', '\xc8', '\xbe', '\xbd', '\xbc', '\xc6',
360   '\xc7', '\xcc', '\xb5', '\xb6', '\xb9', '\xd1', '\xd2', '\xcb',
361   '\xcf', '\xd0', '\xca', '\xd8', '\xd7', '\xce', '\xdf', '\x00',
362   '\x00', '\x00', '\xdc', '\x00', '\x00', '\x00', '\xdb', '\x00',
363   '\x00', '\x00', '\xdd', '\x00', '\x00', '\x00', '\xde', '\xb0',
364   '\xb1', '\xb2', '\xfe',
365 };
366