GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.bin/less/less/../charset.c Lines: 54 220 24.5 %
Date: 2017-11-07 Branches: 30 181 16.6 %

Line Branch Exec Source
1
/*
2
 * Copyright (C) 1984-2012  Mark Nudelman
3
 * Modified for use with illumos by Garrett D'Amore.
4
 * Copyright 2014 Garrett D'Amore <garrett@damore.org>
5
 *
6
 * You may distribute under the terms of either the GNU General Public
7
 * License or the Less License, as specified in the README file.
8
 *
9
 * For more information, see the README file.
10
 */
11
12
/*
13
 * Functions to define the character set
14
 * and do things specific to the character set.
15
 */
16
17
#include <ctype.h>
18
#include <langinfo.h>
19
#include <locale.h>
20
21
#include "charset.h"
22
#include "less.h"
23
24
int utf_mode = 0;
25
26
static const char *binfmt = NULL;
27
static const char *utfbinfmt = NULL;
28
int binattr = AT_STANDOUT;
29
30
static int
31
checkfmt(const char *s)
32
{
33
	char c;
34
	int seen = 0;
35
36
	/* %[<flags>][<width>][.<prec>][<type>]<fmt> */
37
38
	if (*s == '*') {		/* skip leading attribute if there */
39
		s++;
40
		if (*s == '\0' || strchr("dksu", *s) == NULL) {
41
			return (-1);
42
		}
43
		s++;
44
	}
45
46
	while ((c = *s++) != 0) {
47
		if (!isascii(c) || !isprint(c)) {
48
			return (-1);
49
		}
50
		if (c != '%') {
51
			continue;
52
		}
53
		if (*s == '%') {	/* % escaped with second % */
54
			s++;
55
			continue;
56
		}
57
		if (seen) {
58
			return (-1);	/* 2nd % format item! */
59
		}
60
		/* skip flags */
61
		while (*s != '\0' && strchr(" '+-0#", *s) != NULL) {
62
			s++;
63
		}
64
		while (isdigit(*s)) {			/* skip width */
65
			s++;
66
		}
67
		if (*s == '.') {		/* skip precision */
68
			s++;
69
			while (isdigit(*s)) {
70
				s++;
71
			}
72
		}
73
		/* type width specifications, only "l", "h", and "hh" valid */
74
		if (*s == 'l') {
75
			s++;
76
		} else if (*s == 'h') {
77
			s++;
78
			if (*s == 'h')
79
				s++;
80
		}
81
82
		if (*s == '\0' || strchr("cCdiouxX", *s) == NULL) {
83
			/* bad or evil format character (%s, %n, etc.) */
84
			return (-1);
85
		}
86
87
		seen = 1;
88
	}
89
90
	return (0);
91
}
92
93
/*
94
 * Define the printing format for control (or binary utf) chars.
95
 */
96
static void
97
setbinfmt(char *e, const char **fmtvarptr, const char *default_fmt)
98
{
99
	const char *s;
100
101

156
	if (((s = lgetenv(e)) == NULL) || (*s == 0)) {
102
		s = default_fmt;
103
78
		goto attr;
104
	}
105
106
	if (s != NULL && *s != 0) {
107
		if (checkfmt(s) < 0) {
108
			s = default_fmt;
109
			goto attr;
110
		}
111
	}
112
113
	/*
114
	 * Select the attributes if it starts with "*".
115
	 */
116
attr:
117
78
	if (*s == '*') {
118

78
		switch (s[1]) {
119
		case 'd':  binattr = AT_BOLD; break;
120
		case 'k':  binattr = AT_BLINK; break;
121
39
		case 's':  binattr = AT_STANDOUT; break;
122
		case 'u':  binattr = AT_UNDERLINE; break;
123
		default:   binattr = AT_NORMAL; break;
124
		}
125
39
		s += 2;
126
39
	}
127
78
	*fmtvarptr = s;
128
78
}
129
130
/*
131
 * Initialize charset data structures.
132
 */
133
void
134
init_charset(void)
135
{
136
	char *s;
137
138
78
	setlocale(LC_ALL, "");
139
140
39
	s = nl_langinfo(CODESET);
141

78
	if (s && strcasecmp(s, "utf-8") == 0)
142
		utf_mode = 1;
143
144
39
	setbinfmt("LESSBINFMT", &binfmt, "*s<%02X>");
145
39
	setbinfmt("LESSUTFBINFMT", &utfbinfmt, "<U+%04lX>");
146
39
}
147
148
/*
149
 * Is a given character a "binary" character?
150
 */
151
int
152
binary_char(LWCHAR c)
153
{
154
12310
	if (utf_mode)
155
		return (is_ubin_char(c));
156
6155
	c &= 0377;
157
12704
	return (!isprint((unsigned char)c) && !iscntrl((unsigned char)c));
158
6155
}
159
160
/*
161
 * Is a given character a "control" character?
162
 */
163
int
164
control_char(LWCHAR c)
165
{
166
21259132
	c &= 0377;
167
21259132
	if (utf_mode)
168
10629566
		return (iscntrl((unsigned char)c));
169
31886134
	return (iscntrl((unsigned char)c) || !isprint((unsigned char)c));
170
10629566
}
171
172
/*
173
 * Return the printable form of a character.
174
 * For example, in the "ascii" charset '\3' is printed as "^C".
175
 */
176
char *
177
prchar(LWCHAR c)
178
{
179
	/* {{ This buffer can be overrun if LESSBINFMT is a long string. }} */
180
	static char buf[32];
181
182
20080
	c &= 0377;
183

20080
	if ((c < 128 || !utf_mode) && !control_char(c))
184
7477
		(void) snprintf(buf, sizeof (buf), "%c", (int)c);
185
2563
	else if (c == ESC)
186
2562
		(void) strlcpy(buf, "ESC", sizeof (buf));
187

2
	else if (c < 128 && !control_char(c ^ 0100))
188
1
		(void) snprintf(buf, sizeof (buf), "^%c", (int)(c ^ 0100));
189
	else
190
		(void) snprintf(buf, sizeof (buf), binfmt, c);
191
10040
	return (buf);
192
}
193
194
/*
195
 * Return the printable form of a UTF-8 character.
196
 */
197
char *
198
prutfchar(LWCHAR ch)
199
{
200
	static char buf[32];
201
202
	if (ch == ESC) {
203
		(void) strlcpy(buf, "ESC", sizeof (buf));
204
	} else if (ch < 128 && control_char(ch)) {
205
		if (!control_char(ch ^ 0100))
206
			(void) snprintf(buf, sizeof (buf), "^%c",
207
			    ((char)ch) ^ 0100);
208
		else
209
			(void) snprintf(buf, sizeof (buf), binfmt, (char)ch);
210
	} else if (is_ubin_char(ch)) {
211
		(void) snprintf(buf, sizeof (buf), utfbinfmt, ch);
212
	} else {
213
		int len;
214
		if (ch >= 0x80000000) {
215
			len = 3;
216
			ch = 0xFFFD;
217
		} else {
218
			len =	(ch < 0x80) ? 1
219
			    : (ch < 0x800) ? 2
220
			    : (ch < 0x10000) ? 3
221
			    : (ch < 0x200000) ? 4
222
			    : (ch < 0x4000000) ? 5
223
			    : 6;
224
		}
225
		buf[len] = '\0';
226
		if (len == 1) {
227
			*buf = (char)ch;
228
		} else {
229
			*buf = ((1 << len) - 1) << (8 - len);
230
			while (--len > 0) {
231
				buf[len] = (char)(0x80 | (ch & 0x3F));
232
				ch >>= 6;
233
			}
234
			*buf |= ch;
235
		}
236
	}
237
	return (buf);
238
}
239
240
/*
241
 * Get the length of a UTF-8 character in bytes.
242
 */
243
int
244
utf_len(char ch)
245
{
246
12104
	if ((ch & 0x80) == 0)
247
6052
		return (1);
248
	if ((ch & 0xE0) == 0xC0)
249
		return (2);
250
	if ((ch & 0xF0) == 0xE0)
251
		return (3);
252
	if ((ch & 0xF8) == 0xF0)
253
		return (4);
254
	if ((ch & 0xFC) == 0xF8)
255
		return (5);
256
	if ((ch & 0xFE) == 0xFC)
257
		return (6);
258
	/* Invalid UTF-8 encoding. */
259
	return (1);
260
6052
}
261
262
/*
263
 * Is a UTF-8 character well-formed?
264
 */
265
int
266
is_utf8_well_formed(const char *s)
267
{
268
	int i;
269
	int len;
270
271
	if (IS_UTF8_INVALID(s[0]))
272
		return (0);
273
274
	len = utf_len((char)s[0]);
275
	if (len == 1)
276
		return (1);
277
	if (len == 2) {
278
		if ((unsigned char)(s[0]) < 0xC2)
279
			return (0);
280
	} else {
281
		unsigned char mask;
282
		mask = (~((1 << (8-len)) - 1)) & 0xFF;
283
		if (s[0] == mask && (s[1] & mask) == 0x80)
284
			return (0);
285
	}
286
287
	for (i = 1; i < len; i++)
288
		if (!IS_UTF8_TRAIL(s[i]))
289
			return (0);
290
	return (1);
291
}
292
293
/*
294
 * Get the value of a UTF-8 character.
295
 */
296
LWCHAR
297
get_wchar(const char *p)
298
{
299

4790
	switch (utf_len(p[0])) {
300
	case 1:
301
	default:
302
		/* 0xxxxxxx */
303
2395
		return (LWCHAR)
304
2395
		    (p[0] & 0xFF);
305
	case 2:
306
		/* 110xxxxx 10xxxxxx */
307
		return (LWCHAR) (
308
		    ((p[0] & 0x1F) << 6) |
309
		    (p[1] & 0x3F));
310
	case 3:
311
		/* 1110xxxx 10xxxxxx 10xxxxxx */
312
		return (LWCHAR) (
313
		    ((p[0] & 0x0F) << 12) |
314
		    ((p[1] & 0x3F) << 6) |
315
		    (p[2] & 0x3F));
316
	case 4:
317
		/* 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx */
318
		return (LWCHAR) (
319
		    ((p[0] & 0x07) << 18) |
320
		    ((p[1] & 0x3F) << 12) |
321
		    ((p[2] & 0x3F) << 6) |
322
		    (p[3] & 0x3F));
323
	case 5:
324
		/* 111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx */
325
		return (LWCHAR) (
326
		    ((p[0] & 0x03) << 24) |
327
		    ((p[1] & 0x3F) << 18) |
328
		    ((p[2] & 0x3F) << 12) |
329
		    ((p[3] & 0x3F) << 6) |
330
		    (p[4] & 0x3F));
331
	case 6:
332
		/* 1111110x 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx */
333
		return (LWCHAR) (
334
		    ((p[0] & 0x01) << 30) |
335
		    ((p[1] & 0x3F) << 24) |
336
		    ((p[2] & 0x3F) << 18) |
337
		    ((p[3] & 0x3F) << 12) |
338
		    ((p[4] & 0x3F) << 6) |
339
		    (p[5] & 0x3F));
340
	}
341
2395
}
342
343
/*
344
 * Store a character into a UTF-8 string.
345
 */
346
void
347
put_wchar(char **pp, LWCHAR ch)
348
{
349
1453692
	if (!utf_mode || ch < 0x80) {
350
		/* 0xxxxxxx */
351
726846
		*(*pp)++ = (char)ch;
352
726846
	} else if (ch < 0x800) {
353
		/* 110xxxxx 10xxxxxx */
354
		*(*pp)++ = (char)(0xC0 | ((ch >> 6) & 0x1F));
355
		*(*pp)++ = (char)(0x80 | (ch & 0x3F));
356
	} else if (ch < 0x10000) {
357
		/* 1110xxxx 10xxxxxx 10xxxxxx */
358
		*(*pp)++ = (char)(0xE0 | ((ch >> 12) & 0x0F));
359
		*(*pp)++ = (char)(0x80 | ((ch >> 6) & 0x3F));
360
		*(*pp)++ = (char)(0x80 | (ch & 0x3F));
361
	} else if (ch < 0x200000) {
362
		/* 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx */
363
		*(*pp)++ = (char)(0xF0 | ((ch >> 18) & 0x07));
364
		*(*pp)++ = (char)(0x80 | ((ch >> 12) & 0x3F));
365
		*(*pp)++ = (char)(0x80 | ((ch >> 6) & 0x3F));
366
		*(*pp)++ = (char)(0x80 | (ch & 0x3F));
367
	} else if (ch < 0x4000000) {
368
		/* 111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx */
369
		*(*pp)++ = (char)(0xF0 | ((ch >> 24) & 0x03));
370
		*(*pp)++ = (char)(0x80 | ((ch >> 18) & 0x3F));
371
		*(*pp)++ = (char)(0x80 | ((ch >> 12) & 0x3F));
372
		*(*pp)++ = (char)(0x80 | ((ch >> 6) & 0x3F));
373
		*(*pp)++ = (char)(0x80 | (ch & 0x3F));
374
	} else {
375
		/* 1111110x 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx */
376
		*(*pp)++ = (char)(0xF0 | ((ch >> 30) & 0x01));
377
		*(*pp)++ = (char)(0x80 | ((ch >> 24) & 0x3F));
378
		*(*pp)++ = (char)(0x80 | ((ch >> 18) & 0x3F));
379
		*(*pp)++ = (char)(0x80 | ((ch >> 12) & 0x3F));
380
		*(*pp)++ = (char)(0x80 | ((ch >> 6) & 0x3F));
381
		*(*pp)++ = (char)(0x80 | (ch & 0x3F));
382
	}
383
726846
}
384
385
/*
386
 * Step forward or backward one character in a string.
387
 */
388
LWCHAR
389
step_char(char **pp, int dir, char *limit)
390
{
391
	LWCHAR ch;
392
	int len;
393
9763406
	char *p = *pp;
394
395
4881703
	if (!utf_mode) {
396
		/* It's easy if chars are one byte. */
397
4881703
		if (dir > 0)
398
2243982
			ch = (LWCHAR) ((p < limit) ? *p++ : 0);
399
		else
400
12356475
			ch = (LWCHAR) ((p > limit) ? *--p : 0);
401
	} else if (dir > 0) {
402
		len = utf_len(*p);
403
		if (p + len > limit) {
404
			ch = 0;
405
			p = limit;
406
		} else {
407
			ch = get_wchar(p);
408
			p += len;
409
		}
410
	} else {
411
		while (p > limit && IS_UTF8_TRAIL(p[-1]))
412
			p--;
413
		if (p > limit)
414
			ch = get_wchar(--p);
415
		else
416
			ch = 0;
417
	}
418
4881703
	*pp = p;
419
4881703
	return (ch);
420
}
421
422
/*
423
 * Unicode characters data
424
 */
425
struct wchar_range { LWCHAR first, last; };
426
427
/*
428
 * Characters with general category values
429
 *	Mn: Mark, Nonspacing
430
 *	Me: Mark, Enclosing
431
 * Last synched with
432
 *	<http://www.unicode.org/Public/5.0.0/ucd/UnicodeData-5.0.0d7.txt>
433
 *	dated 2005-11-30T00:58:48Z
434
 */
435
static struct wchar_range comp_table[] = {
436
	{  0x0300,  0x036F} /* Mn */, {  0x0483,  0x0486} /* Mn */,
437
	{  0x0488,  0x0489} /* Me */,
438
	{  0x0591,  0x05BD} /* Mn */, {  0x05BF,  0x05BF} /* Mn */,
439
	{  0x05C1,  0x05C2} /* Mn */, {  0x05C4,  0x05C5} /* Mn */,
440
	{  0x05C7,  0x05C7} /* Mn */, {  0x0610,  0x0615} /* Mn */,
441
	{  0x064B,  0x065E} /* Mn */, {  0x0670,  0x0670} /* Mn */,
442
	{  0x06D6,  0x06DC} /* Mn */,
443
	{  0x06DE,  0x06DE} /* Me */,
444
	{  0x06DF,  0x06E4} /* Mn */, {  0x06E7,  0x06E8} /* Mn */,
445
	{  0x06EA,  0x06ED} /* Mn */, {  0x0711,  0x0711} /* Mn */,
446
	{  0x0730,  0x074A} /* Mn */, {  0x07A6,  0x07B0} /* Mn */,
447
	{  0x07EB,  0x07F3} /* Mn */, {  0x0901,  0x0902} /* Mn */,
448
	{  0x093C,  0x093C} /* Mn */, {  0x0941,  0x0948} /* Mn */,
449
	{  0x094D,  0x094D} /* Mn */, {  0x0951,  0x0954} /* Mn */,
450
	{  0x0962,  0x0963} /* Mn */, {  0x0981,  0x0981} /* Mn */,
451
	{  0x09BC,  0x09BC} /* Mn */, {  0x09C1,  0x09C4} /* Mn */,
452
	{  0x09CD,  0x09CD} /* Mn */, {  0x09E2,  0x09E3} /* Mn */,
453
	{  0x0A01,  0x0A02} /* Mn */, {  0x0A3C,  0x0A3C} /* Mn */,
454
	{  0x0A41,  0x0A42} /* Mn */, {  0x0A47,  0x0A48} /* Mn */,
455
	{  0x0A4B,  0x0A4D} /* Mn */, {  0x0A70,  0x0A71} /* Mn */,
456
	{  0x0A81,  0x0A82} /* Mn */, {  0x0ABC,  0x0ABC} /* Mn */,
457
	{  0x0AC1,  0x0AC5} /* Mn */, {  0x0AC7,  0x0AC8} /* Mn */,
458
	{  0x0ACD,  0x0ACD} /* Mn */, {  0x0AE2,  0x0AE3} /* Mn */,
459
	{  0x0B01,  0x0B01} /* Mn */, {  0x0B3C,  0x0B3C} /* Mn */,
460
	{  0x0B3F,  0x0B3F} /* Mn */, {  0x0B41,  0x0B43} /* Mn */,
461
	{  0x0B4D,  0x0B4D} /* Mn */, {  0x0B56,  0x0B56} /* Mn */,
462
	{  0x0B82,  0x0B82} /* Mn */, {  0x0BC0,  0x0BC0} /* Mn */,
463
	{  0x0BCD,  0x0BCD} /* Mn */, {  0x0C3E,  0x0C40} /* Mn */,
464
	{  0x0C46,  0x0C48} /* Mn */, {  0x0C4A,  0x0C4D} /* Mn */,
465
	{  0x0C55,  0x0C56} /* Mn */, {  0x0CBC,  0x0CBC} /* Mn */,
466
	{  0x0CBF,  0x0CBF} /* Mn */, {  0x0CC6,  0x0CC6} /* Mn */,
467
	{  0x0CCC,  0x0CCD} /* Mn */, {  0x0CE2,  0x0CE3} /* Mn */,
468
	{  0x0D41,  0x0D43} /* Mn */, {  0x0D4D,  0x0D4D} /* Mn */,
469
	{  0x0DCA,  0x0DCA} /* Mn */, {  0x0DD2,  0x0DD4} /* Mn */,
470
	{  0x0DD6,  0x0DD6} /* Mn */, {  0x0E31,  0x0E31} /* Mn */,
471
	{  0x0E34,  0x0E3A} /* Mn */, {  0x0E47,  0x0E4E} /* Mn */,
472
	{  0x0EB1,  0x0EB1} /* Mn */, {  0x0EB4,  0x0EB9} /* Mn */,
473
	{  0x0EBB,  0x0EBC} /* Mn */, {  0x0EC8,  0x0ECD} /* Mn */,
474
	{  0x0F18,  0x0F19} /* Mn */, {  0x0F35,  0x0F35} /* Mn */,
475
	{  0x0F37,  0x0F37} /* Mn */, {  0x0F39,  0x0F39} /* Mn */,
476
	{  0x0F71,  0x0F7E} /* Mn */, {  0x0F80,  0x0F84} /* Mn */,
477
	{  0x0F86,  0x0F87} /* Mn */, {  0x0F90,  0x0F97} /* Mn */,
478
	{  0x0F99,  0x0FBC} /* Mn */, {  0x0FC6,  0x0FC6} /* Mn */,
479
	{  0x102D,  0x1030} /* Mn */, {  0x1032,  0x1032} /* Mn */,
480
	{  0x1036,  0x1037} /* Mn */, {  0x1039,  0x1039} /* Mn */,
481
	{  0x1058,  0x1059} /* Mn */, {  0x135F,  0x135F} /* Mn */,
482
	{  0x1712,  0x1714} /* Mn */, {  0x1732,  0x1734} /* Mn */,
483
	{  0x1752,  0x1753} /* Mn */, {  0x1772,  0x1773} /* Mn */,
484
	{  0x17B7,  0x17BD} /* Mn */, {  0x17C6,  0x17C6} /* Mn */,
485
	{  0x17C9,  0x17D3} /* Mn */, {  0x17DD,  0x17DD} /* Mn */,
486
	{  0x180B,  0x180D} /* Mn */, {  0x18A9,  0x18A9} /* Mn */,
487
	{  0x1920,  0x1922} /* Mn */, {  0x1927,  0x1928} /* Mn */,
488
	{  0x1932,  0x1932} /* Mn */, {  0x1939,  0x193B} /* Mn */,
489
	{  0x1A17,  0x1A18} /* Mn */, {  0x1B00,  0x1B03} /* Mn */,
490
	{  0x1B34,  0x1B34} /* Mn */, {  0x1B36,  0x1B3A} /* Mn */,
491
	{  0x1B3C,  0x1B3C} /* Mn */, {  0x1B42,  0x1B42} /* Mn */,
492
	{  0x1B6B,  0x1B73} /* Mn */, {  0x1DC0,  0x1DCA} /* Mn */,
493
	{  0x1DFE,  0x1DFF} /* Mn */, {  0x20D0,  0x20DC} /* Mn */,
494
	{  0x20DD,  0x20E0} /* Me */,
495
	{  0x20E1,  0x20E1} /* Mn */,
496
	{  0x20E2,  0x20E4} /* Me */,
497
	{  0x20E5,  0x20EF} /* Mn */, {  0x302A,  0x302F} /* Mn */,
498
	{  0x3099,  0x309A} /* Mn */, {  0xA806,  0xA806} /* Mn */,
499
	{  0xA80B,  0xA80B} /* Mn */, {  0xA825,  0xA826} /* Mn */,
500
	{  0xFB1E,  0xFB1E} /* Mn */, {  0xFE00,  0xFE0F} /* Mn */,
501
	{  0xFE20,  0xFE23} /* Mn */, { 0x10A01, 0x10A03} /* Mn */,
502
	{ 0x10A05, 0x10A06} /* Mn */, { 0x10A0C, 0x10A0F} /* Mn */,
503
	{ 0x10A38, 0x10A3A} /* Mn */, { 0x10A3F, 0x10A3F} /* Mn */,
504
	{ 0x1D167, 0x1D169} /* Mn */, { 0x1D17B, 0x1D182} /* Mn */,
505
	{ 0x1D185, 0x1D18B} /* Mn */, { 0x1D1AA, 0x1D1AD} /* Mn */,
506
	{ 0x1D242, 0x1D244} /* Mn */, { 0xE0100, 0xE01EF} /* Mn */,
507
};
508
509
/*
510
 * Special pairs, not ranges.
511
 */
512
static struct wchar_range comb_table[] = {
513
	{0x0644, 0x0622}, {0x0644, 0x0623}, {0x0644, 0x0625}, {0x0644, 0x0627},
514
};
515
516
/*
517
 * Characters with general category values
518
 *	Cc: Other, Control
519
 *	Cf: Other, Format
520
 *	Cs: Other, Surrogate
521
 *	Co: Other, Private Use
522
 *	Cn: Other, Not Assigned
523
 *	Zl: Separator, Line
524
 *	Zp: Separator, Paragraph
525
 * Last synched with
526
 *	<http://www.unicode.org/Public/5.0.0/ucd/UnicodeData-5.0.0d7.txt>
527
 *	dated 2005-11-30T00:58:48Z
528
 */
529
static struct wchar_range ubin_table[] = {
530
	{  0x0000,  0x0007} /* Cc */,
531
	{  0x000B,  0x000C} /* Cc */,
532
	{  0x000E,  0x001A} /* Cc */,
533
	{  0x001C,  0x001F} /* Cc */,
534
	{  0x007F,  0x009F} /* Cc */,
535
#if 0
536
	{  0x00AD,  0x00AD} /* Cf */,
537
#endif
538
	{  0x0370,  0x0373} /* Cn */, {  0x0376,  0x0379} /* Cn */,
539
	{  0x037F,  0x0383} /* Cn */, {  0x038B,  0x038B} /* Cn */,
540
	{  0x038D,  0x038D} /* Cn */, {  0x03A2,  0x03A2} /* Cn */,
541
	{  0x03CF,  0x03CF} /* Cn */, {  0x0487,  0x0487} /* Cn */,
542
	{  0x0514,  0x0530} /* Cn */, {  0x0557,  0x0558} /* Cn */,
543
	{  0x0560,  0x0560} /* Cn */, {  0x0588,  0x0588} /* Cn */,
544
	{  0x058B,  0x0590} /* Cn */, {  0x05C8,  0x05CF} /* Cn */,
545
	{  0x05EB,  0x05EF} /* Cn */, {  0x05F5,  0x05FF} /* Cn */,
546
#if 0
547
	{  0x0600,  0x0603} /* Cf */,
548
#endif
549
	{  0x0604,  0x060A} /* Cn */, {  0x0616,  0x061A} /* Cn */,
550
	{  0x061C,  0x061D} /* Cn */, {  0x0620,  0x0620} /* Cn */,
551
	{  0x063B,  0x063F} /* Cn */, {  0x065F,  0x065F} /* Cn */,
552
#if 0
553
	{  0x06DD,  0x06DD} /* Cf */,
554
#endif
555
	{  0x070E,  0x070E} /* Cn */,
556
#if 0
557
	{  0x070F,  0x070F} /* Cf */,
558
#endif
559
	{  0x074B,  0x074C} /* Cn */, {  0x076E,  0x077F} /* Cn */,
560
	{  0x07B2,  0x07BF} /* Cn */, {  0x07FB,  0x0900} /* Cn */,
561
	{  0x093A,  0x093B} /* Cn */, {  0x094E,  0x094F} /* Cn */,
562
	{  0x0955,  0x0957} /* Cn */, {  0x0971,  0x097A} /* Cn */,
563
	{  0x0980,  0x0980} /* Cn */, {  0x0984,  0x0984} /* Cn */,
564
	{  0x098D,  0x098E} /* Cn */, {  0x0991,  0x0992} /* Cn */,
565
	{  0x09A9,  0x09A9} /* Cn */, {  0x09B1,  0x09B1} /* Cn */,
566
	{  0x09B3,  0x09B5} /* Cn */, {  0x09BA,  0x09BB} /* Cn */,
567
	{  0x09C5,  0x09C6} /* Cn */, {  0x09C9,  0x09CA} /* Cn */,
568
	{  0x09CF,  0x09D6} /* Cn */, {  0x09D8,  0x09DB} /* Cn */,
569
	{  0x09DE,  0x09DE} /* Cn */, {  0x09E4,  0x09E5} /* Cn */,
570
	{  0x09FB,  0x0A00} /* Cn */, {  0x0A04,  0x0A04} /* Cn */,
571
	{  0x0A0B,  0x0A0E} /* Cn */, {  0x0A11,  0x0A12} /* Cn */,
572
	{  0x0A29,  0x0A29} /* Cn */, {  0x0A31,  0x0A31} /* Cn */,
573
	{  0x0A34,  0x0A34} /* Cn */, {  0x0A37,  0x0A37} /* Cn */,
574
	{  0x0A3A,  0x0A3B} /* Cn */, {  0x0A3D,  0x0A3D} /* Cn */,
575
	{  0x0A43,  0x0A46} /* Cn */, {  0x0A49,  0x0A4A} /* Cn */,
576
	{  0x0A4E,  0x0A58} /* Cn */, {  0x0A5D,  0x0A5D} /* Cn */,
577
	{  0x0A5F,  0x0A65} /* Cn */, {  0x0A75,  0x0A80} /* Cn */,
578
	{  0x0A84,  0x0A84} /* Cn */, {  0x0A8E,  0x0A8E} /* Cn */,
579
	{  0x0A92,  0x0A92} /* Cn */, {  0x0AA9,  0x0AA9} /* Cn */,
580
	{  0x0AB1,  0x0AB1} /* Cn */, {  0x0AB4,  0x0AB4} /* Cn */,
581
	{  0x0ABA,  0x0ABB} /* Cn */, {  0x0AC6,  0x0AC6} /* Cn */,
582
	{  0x0ACA,  0x0ACA} /* Cn */, {  0x0ACE,  0x0ACF} /* Cn */,
583
	{  0x0AD1,  0x0ADF} /* Cn */, {  0x0AE4,  0x0AE5} /* Cn */,
584
	{  0x0AF0,  0x0AF0} /* Cn */, {  0x0AF2,  0x0B00} /* Cn */,
585
	{  0x0B04,  0x0B04} /* Cn */, {  0x0B0D,  0x0B0E} /* Cn */,
586
	{  0x0B11,  0x0B12} /* Cn */, {  0x0B29,  0x0B29} /* Cn */,
587
	{  0x0B31,  0x0B31} /* Cn */, {  0x0B34,  0x0B34} /* Cn */,
588
	{  0x0B3A,  0x0B3B} /* Cn */, {  0x0B44,  0x0B46} /* Cn */,
589
	{  0x0B49,  0x0B4A} /* Cn */, {  0x0B4E,  0x0B55} /* Cn */,
590
	{  0x0B58,  0x0B5B} /* Cn */, {  0x0B5E,  0x0B5E} /* Cn */,
591
	{  0x0B62,  0x0B65} /* Cn */, {  0x0B72,  0x0B81} /* Cn */,
592
	{  0x0B84,  0x0B84} /* Cn */, {  0x0B8B,  0x0B8D} /* Cn */,
593
	{  0x0B91,  0x0B91} /* Cn */, {  0x0B96,  0x0B98} /* Cn */,
594
	{  0x0B9B,  0x0B9B} /* Cn */, {  0x0B9D,  0x0B9D} /* Cn */,
595
	{  0x0BA0,  0x0BA2} /* Cn */, {  0x0BA5,  0x0BA7} /* Cn */,
596
	{  0x0BAB,  0x0BAD} /* Cn */, {  0x0BBA,  0x0BBD} /* Cn */,
597
	{  0x0BC3,  0x0BC5} /* Cn */, {  0x0BC9,  0x0BC9} /* Cn */,
598
	{  0x0BCE,  0x0BD6} /* Cn */, {  0x0BD8,  0x0BE5} /* Cn */,
599
	{  0x0BFB,  0x0C00} /* Cn */, {  0x0C04,  0x0C04} /* Cn */,
600
	{  0x0C0D,  0x0C0D} /* Cn */, {  0x0C11,  0x0C11} /* Cn */,
601
	{  0x0C29,  0x0C29} /* Cn */, {  0x0C34,  0x0C34} /* Cn */,
602
	{  0x0C3A,  0x0C3D} /* Cn */, {  0x0C45,  0x0C45} /* Cn */,
603
	{  0x0C49,  0x0C49} /* Cn */, {  0x0C4E,  0x0C54} /* Cn */,
604
	{  0x0C57,  0x0C5F} /* Cn */, {  0x0C62,  0x0C65} /* Cn */,
605
	{  0x0C70,  0x0C81} /* Cn */, {  0x0C84,  0x0C84} /* Cn */,
606
	{  0x0C8D,  0x0C8D} /* Cn */, {  0x0C91,  0x0C91} /* Cn */,
607
	{  0x0CA9,  0x0CA9} /* Cn */, {  0x0CB4,  0x0CB4} /* Cn */,
608
	{  0x0CBA,  0x0CBB} /* Cn */, {  0x0CC5,  0x0CC5} /* Cn */,
609
	{  0x0CC9,  0x0CC9} /* Cn */, {  0x0CCE,  0x0CD4} /* Cn */,
610
	{  0x0CD7,  0x0CDD} /* Cn */, {  0x0CDF,  0x0CDF} /* Cn */,
611
	{  0x0CE4,  0x0CE5} /* Cn */, {  0x0CF0,  0x0CF0} /* Cn */,
612
	{  0x0CF3,  0x0D01} /* Cn */, {  0x0D04,  0x0D04} /* Cn */,
613
	{  0x0D0D,  0x0D0D} /* Cn */, {  0x0D11,  0x0D11} /* Cn */,
614
	{  0x0D29,  0x0D29} /* Cn */, {  0x0D3A,  0x0D3D} /* Cn */,
615
	{  0x0D44,  0x0D45} /* Cn */, {  0x0D49,  0x0D49} /* Cn */,
616
	{  0x0D4E,  0x0D56} /* Cn */, {  0x0D58,  0x0D5F} /* Cn */,
617
	{  0x0D62,  0x0D65} /* Cn */, {  0x0D70,  0x0D81} /* Cn */,
618
	{  0x0D84,  0x0D84} /* Cn */, {  0x0D97,  0x0D99} /* Cn */,
619
	{  0x0DB2,  0x0DB2} /* Cn */, {  0x0DBC,  0x0DBC} /* Cn */,
620
	{  0x0DBE,  0x0DBF} /* Cn */, {  0x0DC7,  0x0DC9} /* Cn */,
621
	{  0x0DCB,  0x0DCE} /* Cn */, {  0x0DD5,  0x0DD5} /* Cn */,
622
	{  0x0DD7,  0x0DD7} /* Cn */, {  0x0DE0,  0x0DF1} /* Cn */,
623
	{  0x0DF5,  0x0E00} /* Cn */, {  0x0E3B,  0x0E3E} /* Cn */,
624
	{  0x0E5C,  0x0E80} /* Cn */, {  0x0E83,  0x0E83} /* Cn */,
625
	{  0x0E85,  0x0E86} /* Cn */, {  0x0E89,  0x0E89} /* Cn */,
626
	{  0x0E8B,  0x0E8C} /* Cn */, {  0x0E8E,  0x0E93} /* Cn */,
627
	{  0x0E98,  0x0E98} /* Cn */, {  0x0EA0,  0x0EA0} /* Cn */,
628
	{  0x0EA4,  0x0EA4} /* Cn */, {  0x0EA6,  0x0EA6} /* Cn */,
629
	{  0x0EA8,  0x0EA9} /* Cn */, {  0x0EAC,  0x0EAC} /* Cn */,
630
	{  0x0EBA,  0x0EBA} /* Cn */, {  0x0EBE,  0x0EBF} /* Cn */,
631
	{  0x0EC5,  0x0EC5} /* Cn */, {  0x0EC7,  0x0EC7} /* Cn */,
632
	{  0x0ECE,  0x0ECF} /* Cn */, {  0x0EDA,  0x0EDB} /* Cn */,
633
	{  0x0EDE,  0x0EFF} /* Cn */, {  0x0F48,  0x0F48} /* Cn */,
634
	{  0x0F6B,  0x0F70} /* Cn */, {  0x0F8C,  0x0F8F} /* Cn */,
635
	{  0x0F98,  0x0F98} /* Cn */, {  0x0FBD,  0x0FBD} /* Cn */,
636
	{  0x0FCD,  0x0FCE} /* Cn */, {  0x0FD2,  0x0FFF} /* Cn */,
637
	{  0x1022,  0x1022} /* Cn */, {  0x1028,  0x1028} /* Cn */,
638
	{  0x102B,  0x102B} /* Cn */, {  0x1033,  0x1035} /* Cn */,
639
	{  0x103A,  0x103F} /* Cn */, {  0x105A,  0x109F} /* Cn */,
640
	{  0x10C6,  0x10CF} /* Cn */, {  0x10FD,  0x10FF} /* Cn */,
641
	{  0x115A,  0x115E} /* Cn */, {  0x11A3,  0x11A7} /* Cn */,
642
	{  0x11FA,  0x11FF} /* Cn */, {  0x1249,  0x1249} /* Cn */,
643
	{  0x124E,  0x124F} /* Cn */, {  0x1257,  0x1257} /* Cn */,
644
	{  0x1259,  0x1259} /* Cn */, {  0x125E,  0x125F} /* Cn */,
645
	{  0x1289,  0x1289} /* Cn */, {  0x128E,  0x128F} /* Cn */,
646
	{  0x12B1,  0x12B1} /* Cn */, {  0x12B6,  0x12B7} /* Cn */,
647
	{  0x12BF,  0x12BF} /* Cn */, {  0x12C1,  0x12C1} /* Cn */,
648
	{  0x12C6,  0x12C7} /* Cn */, {  0x12D7,  0x12D7} /* Cn */,
649
	{  0x1311,  0x1311} /* Cn */, {  0x1316,  0x1317} /* Cn */,
650
	{  0x135B,  0x135E} /* Cn */, {  0x137D,  0x137F} /* Cn */,
651
	{  0x139A,  0x139F} /* Cn */, {  0x13F5,  0x1400} /* Cn */,
652
	{  0x1677,  0x167F} /* Cn */, {  0x169D,  0x169F} /* Cn */,
653
	{  0x16F1,  0x16FF} /* Cn */, {  0x170D,  0x170D} /* Cn */,
654
	{  0x1715,  0x171F} /* Cn */, {  0x1737,  0x173F} /* Cn */,
655
	{  0x1754,  0x175F} /* Cn */, {  0x176D,  0x176D} /* Cn */,
656
	{  0x1771,  0x1771} /* Cn */, {  0x1774,  0x177F} /* Cn */,
657
#if 0
658
	{  0x17B4,  0x17B5} /* Cf */,
659
#endif
660
	{  0x17DE,  0x17DF} /* Cn */, {  0x17EA,  0x17EF} /* Cn */,
661
	{  0x17FA,  0x17FF} /* Cn */, {  0x180F,  0x180F} /* Cn */,
662
	{  0x181A,  0x181F} /* Cn */, {  0x1878,  0x187F} /* Cn */,
663
	{  0x18AA,  0x18FF} /* Cn */, {  0x191D,  0x191F} /* Cn */,
664
	{  0x192C,  0x192F} /* Cn */, {  0x193C,  0x193F} /* Cn */,
665
	{  0x1941,  0x1943} /* Cn */, {  0x196E,  0x196F} /* Cn */,
666
	{  0x1975,  0x197F} /* Cn */, {  0x19AA,  0x19AF} /* Cn */,
667
	{  0x19CA,  0x19CF} /* Cn */, {  0x19DA,  0x19DD} /* Cn */,
668
	{  0x1A1C,  0x1A1D} /* Cn */, {  0x1A20,  0x1AFF} /* Cn */,
669
	{  0x1B4C,  0x1B4F} /* Cn */, {  0x1B7D,  0x1CFF} /* Cn */,
670
	{  0x1DCB,  0x1DFD} /* Cn */, {  0x1E9C,  0x1E9F} /* Cn */,
671
	{  0x1EFA,  0x1EFF} /* Cn */, {  0x1F16,  0x1F17} /* Cn */,
672
	{  0x1F1E,  0x1F1F} /* Cn */, {  0x1F46,  0x1F47} /* Cn */,
673
	{  0x1F4E,  0x1F4F} /* Cn */, {  0x1F58,  0x1F58} /* Cn */,
674
	{  0x1F5A,  0x1F5A} /* Cn */, {  0x1F5C,  0x1F5C} /* Cn */,
675
	{  0x1F5E,  0x1F5E} /* Cn */, {  0x1F7E,  0x1F7F} /* Cn */,
676
	{  0x1FB5,  0x1FB5} /* Cn */, {  0x1FC5,  0x1FC5} /* Cn */,
677
	{  0x1FD4,  0x1FD5} /* Cn */, {  0x1FDC,  0x1FDC} /* Cn */,
678
	{  0x1FF0,  0x1FF1} /* Cn */, {  0x1FF5,  0x1FF5} /* Cn */,
679
	{  0x1FFF,  0x1FFF} /* Cn */,
680
	{  0x200B,  0x200F} /* Cf */,
681
	{  0x2028,  0x2028} /* Zl */,
682
	{  0x2029,  0x2029} /* Zp */,
683
	{  0x202A,  0x202E} /* Cf */,
684
	{  0x2060,  0x2063} /* Cf */,
685
	{  0x2064,  0x2069} /* Cn */,
686
	{  0x206A,  0x206F} /* Cf */,
687
	{  0x2072,  0x2073} /* Cn */, {  0x208F,  0x208F} /* Cn */,
688
	{  0x2095,  0x209F} /* Cn */, {  0x20B6,  0x20CF} /* Cn */,
689
	{  0x20F0,  0x20FF} /* Cn */, {  0x214F,  0x2152} /* Cn */,
690
	{  0x2185,  0x218F} /* Cn */, {  0x23E8,  0x23FF} /* Cn */,
691
	{  0x2427,  0x243F} /* Cn */, {  0x244B,  0x245F} /* Cn */,
692
	{  0x269D,  0x269F} /* Cn */, {  0x26B3,  0x2700} /* Cn */,
693
	{  0x2705,  0x2705} /* Cn */, {  0x270A,  0x270B} /* Cn */,
694
	{  0x2728,  0x2728} /* Cn */, {  0x274C,  0x274C} /* Cn */,
695
	{  0x274E,  0x274E} /* Cn */, {  0x2753,  0x2755} /* Cn */,
696
	{  0x2757,  0x2757} /* Cn */, {  0x275F,  0x2760} /* Cn */,
697
	{  0x2795,  0x2797} /* Cn */, {  0x27B0,  0x27B0} /* Cn */,
698
	{  0x27BF,  0x27BF} /* Cn */, {  0x27CB,  0x27CF} /* Cn */,
699
	{  0x27EC,  0x27EF} /* Cn */, {  0x2B1B,  0x2B1F} /* Cn */,
700
	{  0x2B24,  0x2BFF} /* Cn */, {  0x2C2F,  0x2C2F} /* Cn */,
701
	{  0x2C5F,  0x2C5F} /* Cn */, {  0x2C6D,  0x2C73} /* Cn */,
702
	{  0x2C78,  0x2C7F} /* Cn */, {  0x2CEB,  0x2CF8} /* Cn */,
703
	{  0x2D26,  0x2D2F} /* Cn */, {  0x2D66,  0x2D6E} /* Cn */,
704
	{  0x2D70,  0x2D7F} /* Cn */, {  0x2D97,  0x2D9F} /* Cn */,
705
	{  0x2DA7,  0x2DA7} /* Cn */, {  0x2DAF,  0x2DAF} /* Cn */,
706
	{  0x2DB7,  0x2DB7} /* Cn */, {  0x2DBF,  0x2DBF} /* Cn */,
707
	{  0x2DC7,  0x2DC7} /* Cn */, {  0x2DCF,  0x2DCF} /* Cn */,
708
	{  0x2DD7,  0x2DD7} /* Cn */, {  0x2DDF,  0x2DFF} /* Cn */,
709
	{  0x2E18,  0x2E1B} /* Cn */, {  0x2E1E,  0x2E7F} /* Cn */,
710
	{  0x2E9A,  0x2E9A} /* Cn */, {  0x2EF4,  0x2EFF} /* Cn */,
711
	{  0x2FD6,  0x2FEF} /* Cn */, {  0x2FFC,  0x2FFF} /* Cn */,
712
	{  0x3040,  0x3040} /* Cn */, {  0x3097,  0x3098} /* Cn */,
713
	{  0x3100,  0x3104} /* Cn */, {  0x312D,  0x3130} /* Cn */,
714
	{  0x318F,  0x318F} /* Cn */, {  0x31B8,  0x31BF} /* Cn */,
715
	{  0x31D0,  0x31EF} /* Cn */, {  0x321F,  0x321F} /* Cn */,
716
	{  0x3244,  0x324F} /* Cn */, {  0x32FF,  0x32FF} /* Cn */,
717
	{  0x4DB6,  0x4DBF} /* Cn */, {  0x9FBC,  0x9FFF} /* Cn */,
718
	{  0xA48D,  0xA48F} /* Cn */, {  0xA4C7,  0xA6FF} /* Cn */,
719
	{  0xA71B,  0xA71F} /* Cn */, {  0xA722,  0xA7FF} /* Cn */,
720
	{  0xA82C,  0xA83F} /* Cn */, {  0xA878,  0xABFF} /* Cn */,
721
	{  0xD7A4,  0xD7FF} /* Cn */,
722
	{  0xD800,  0xDFFF} /* Cs */,
723
	{  0xE000,  0xF8FF} /* Co */,
724
	{  0xFA2E,  0xFA2F} /* Cn */, {  0xFA6B,  0xFA6F} /* Cn */,
725
	{  0xFADA,  0xFAFF} /* Cn */, {  0xFB07,  0xFB12} /* Cn */,
726
	{  0xFB18,  0xFB1C} /* Cn */, {  0xFB37,  0xFB37} /* Cn */,
727
	{  0xFB3D,  0xFB3D} /* Cn */, {  0xFB3F,  0xFB3F} /* Cn */,
728
	{  0xFB42,  0xFB42} /* Cn */, {  0xFB45,  0xFB45} /* Cn */,
729
	{  0xFBB2,  0xFBD2} /* Cn */, {  0xFD40,  0xFD4F} /* Cn */,
730
	{  0xFD90,  0xFD91} /* Cn */, {  0xFDC8,  0xFDEF} /* Cn */,
731
	{  0xFDFE,  0xFDFF} /* Cn */, {  0xFE1A,  0xFE1F} /* Cn */,
732
	{  0xFE24,  0xFE2F} /* Cn */, {  0xFE53,  0xFE53} /* Cn */,
733
	{  0xFE67,  0xFE67} /* Cn */, {  0xFE6C,  0xFE6F} /* Cn */,
734
	{  0xFE75,  0xFE75} /* Cn */, {  0xFEFD,  0xFEFE} /* Cn */,
735
	{  0xFEFF,  0xFEFF} /* Cf */,
736
	{  0xFF00,  0xFF00} /* Cn */, {  0xFFBF,  0xFFC1} /* Cn */,
737
	{  0xFFC8,  0xFFC9} /* Cn */, {  0xFFD0,  0xFFD1} /* Cn */,
738
	{  0xFFD8,  0xFFD9} /* Cn */, {  0xFFDD,  0xFFDF} /* Cn */,
739
	{  0xFFE7,  0xFFE7} /* Cn */, {  0xFFEF,  0xFFF8} /* Cn */,
740
	{  0xFFF9,  0xFFFB} /* Cf */,
741
	{  0xFFFE,  0xFFFF} /* Cn */, { 0x1000C, 0x1000C} /* Cn */,
742
	{ 0x10027, 0x10027} /* Cn */, { 0x1003B, 0x1003B} /* Cn */,
743
	{ 0x1003E, 0x1003E} /* Cn */, { 0x1004E, 0x1004F} /* Cn */,
744
	{ 0x1005E, 0x1007F} /* Cn */, { 0x100FB, 0x100FF} /* Cn */,
745
	{ 0x10103, 0x10106} /* Cn */, { 0x10134, 0x10136} /* Cn */,
746
	{ 0x1018B, 0x102FF} /* Cn */, { 0x1031F, 0x1031F} /* Cn */,
747
	{ 0x10324, 0x1032F} /* Cn */, { 0x1034B, 0x1037F} /* Cn */,
748
	{ 0x1039E, 0x1039E} /* Cn */, { 0x103C4, 0x103C7} /* Cn */,
749
	{ 0x103D6, 0x103FF} /* Cn */,
750
	{ 0x1049E, 0x1049F} /* Cn */, { 0x104AA, 0x107FF} /* Cn */,
751
	{ 0x10806, 0x10807} /* Cn */, { 0x10809, 0x10809} /* Cn */,
752
	{ 0x10836, 0x10836} /* Cn */, { 0x10839, 0x1083B} /* Cn */,
753
	{ 0x1083D, 0x1083E} /* Cn */, { 0x10840, 0x108FF} /* Cn */,
754
	{ 0x1091A, 0x1091E} /* Cn */, { 0x10920, 0x109FF} /* Cn */,
755
	{ 0x10A04, 0x10A04} /* Cn */, { 0x10A07, 0x10A0B} /* Cn */,
756
	{ 0x10A14, 0x10A14} /* Cn */, { 0x10A18, 0x10A18} /* Cn */,
757
	{ 0x10A34, 0x10A37} /* Cn */, { 0x10A3B, 0x10A3E} /* Cn */,
758
	{ 0x10A48, 0x10A4F} /* Cn */, { 0x10A59, 0x11FFF} /* Cn */,
759
	{ 0x1236F, 0x123FF} /* Cn */, { 0x12463, 0x1246F} /* Cn */,
760
	{ 0x12474, 0x1CFFF} /* Cn */, { 0x1D0F6, 0x1D0FF} /* Cn */,
761
	{ 0x1D127, 0x1D129} /* Cn */,
762
	{ 0x1D173, 0x1D17A} /* Cf */,
763
	{ 0x1D1DE, 0x1D1FF} /* Cn */, { 0x1D246, 0x1D2FF} /* Cn */,
764
	{ 0x1D357, 0x1D35F} /* Cn */, { 0x1D372, 0x1D3FF} /* Cn */,
765
	{ 0x1D455, 0x1D455} /* Cn */, { 0x1D49D, 0x1D49D} /* Cn */,
766
	{ 0x1D4A0, 0x1D4A1} /* Cn */, { 0x1D4A3, 0x1D4A4} /* Cn */,
767
	{ 0x1D4A7, 0x1D4A8} /* Cn */, { 0x1D4AD, 0x1D4AD} /* Cn */,
768
	{ 0x1D4BA, 0x1D4BA} /* Cn */, { 0x1D4BC, 0x1D4BC} /* Cn */,
769
	{ 0x1D4C4, 0x1D4C4} /* Cn */, { 0x1D506, 0x1D506} /* Cn */,
770
	{ 0x1D50B, 0x1D50C} /* Cn */, { 0x1D515, 0x1D515} /* Cn */,
771
	{ 0x1D51D, 0x1D51D} /* Cn */, { 0x1D53A, 0x1D53A} /* Cn */,
772
	{ 0x1D53F, 0x1D53F} /* Cn */, { 0x1D545, 0x1D545} /* Cn */,
773
	{ 0x1D547, 0x1D549} /* Cn */, { 0x1D551, 0x1D551} /* Cn */,
774
	{ 0x1D6A6, 0x1D6A7} /* Cn */, { 0x1D7CC, 0x1D7CD} /* Cn */,
775
	{ 0x1D800, 0x1FFFF} /* Cn */, { 0x2A6D7, 0x2F7FF} /* Cn */,
776
	{ 0x2FA1E, 0xE0000} /* Cn */,
777
	{ 0xE0001, 0xE0001} /* Cf */,
778
	{ 0xE0002, 0xE001F} /* Cn */,
779
	{ 0xE0020, 0xE007F} /* Cf */,
780
	{ 0xE0080, 0xE00FF} /* Cn */, { 0xE01F0, 0xEFFFF} /* Cn */,
781
	{ 0xF0000, 0xFFFFD} /* Co */,
782
	{ 0xFFFFE, 0xFFFFF} /* Cn */,
783
	{ 0x100000, 0x10FFFD} /* Co */,
784
	{ 0x10FFFE, 0x10FFFF} /* Cn */,
785
	{ 0x110000, 0x7FFFFFFF} /* ISO 10646?? */
786
};
787
788
/*
789
 * Double width characters
790
 *	W: East Asian Wide
791
 *	F: East Asian Full-width
792
 * Unassigned code points may be included when they allow ranges to be merged.
793
 * Last synched with
794
 *	<http://www.unicode.org/Public/5.0.0/ucd/EastAsianWidth-5.0.0d2.txt>
795
 *	dated 2005-11-08T01:32:56Z
796
 */
797
static struct wchar_range wide_table[] = {
798
	{  0x1100,  0x115F} /* W */, {  0x2329,  0x232A} /* W */,
799
	{  0x2E80,  0x2FFB} /* W */,
800
	{  0x3000,  0x3000} /* F */,
801
	{  0x3001,  0x303E} /* W */, {  0x3041,  0x4DB5} /* W */,
802
	{  0x4E00,  0x9FBB} /* W */, {  0xA000,  0xA4C6} /* W */,
803
	{  0xAC00,  0xD7A3} /* W */, {  0xF900,  0xFAD9} /* W */,
804
	{  0xFE10,  0xFE19} /* W */, {  0xFE30,  0xFE6B} /* W */,
805
	{  0xFF01,  0xFF60} /* F */, {  0xFFE0,  0xFFE6} /* F */,
806
	{ 0x20000, 0x2FFFD} /* W */, { 0x30000, 0x3FFFD} /* W */,
807
};
808
809
static int
810
is_in_table(LWCHAR ch, struct wchar_range table[], int tsize)
811
{
812
	int hi;
813
	int lo;
814
815
	/* Binary search in the table. */
816
8256978
	if (ch < table[0].first)
817
4128489
		return (0);
818
	lo = 0;
819
	hi = tsize - 1;
820
	while (lo <= hi) {
821
		int mid = (lo + hi) / 2;
822
		if (ch > table[mid].last)
823
			lo = mid + 1;
824
		else if (ch < table[mid].first)
825
			hi = mid - 1;
826
		else
827
			return (1);
828
	}
829
	return (0);
830
4128489
}
831
832
/*
833
 * Is a character a UTF-8 composing character?
834
 * If a composing character follows any char, the two combine into one glyph.
835
 */
836
int
837
is_composing_char(LWCHAR ch)
838
{
839
	return (is_in_table(ch, comp_table,
840
	    (sizeof (comp_table) / sizeof (*comp_table))));
841
}
842
843
/*
844
 * Should this UTF-8 character be treated as binary?
845
 */
846
int
847
is_ubin_char(LWCHAR ch)
848
{
849
	return (is_in_table(ch, ubin_table,
850
	    (sizeof (ubin_table) / sizeof (*ubin_table))));
851
}
852
853
/*
854
 * Is this a double width UTF-8 character?
855
 */
856
int
857
is_wide_char(LWCHAR ch)
858
{
859
8256978
	return (is_in_table(ch, wide_table,
860
	    (sizeof (wide_table) / sizeof (*wide_table))));
861
}
862
863
/*
864
 * Is a character a UTF-8 combining character?
865
 * A combining char acts like an ordinary char, but if it follows
866
 * a specific char (not any char), the two combine into one glyph.
867
 */
868
int
869
is_combining_char(LWCHAR ch1, LWCHAR ch2)
870
{
871
	/* The table is small; use linear search. */
872
	int i;
873
	for (i = 0; i < sizeof (comb_table) / sizeof (*comb_table); i++) {
874
		if (ch1 == comb_table[i].first &&
875
		    ch2 == comb_table[i].last)
876
			return (1);
877
	}
878
	return (0);
879
}