1 /* $NetBSD: charset.c,v 1.4 2013/09/04 19:44:21 tron Exp $ */ 2 3 /* 4 * Copyright (C) 1984-2012 Mark Nudelman 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 /* 14 * Functions to define the character set 15 * and do things specific to the character set. 16 */ 17 18 #include "less.h" 19 #if HAVE_LOCALE 20 #include <locale.h> 21 #include <ctype.h> 22 #include <langinfo.h> 23 #endif 24 25 #include "charset.h" 26 27 public int utf_mode = 0; 28 29 /* 30 * Predefined character sets, 31 * selected by the LESSCHARSET environment variable. 32 */ 33 struct charset { 34 char *name; 35 int *p_flag; 36 char *desc; 37 } charsets[] = { 38 { "ascii", NULL, "8bcccbcc18b95.b" }, 39 { "utf-8", &utf_mode, "8bcccbcc18b95.b126.bb" }, 40 { "iso8859", NULL, "8bcccbcc18b95.33b." }, 41 { "latin3", NULL, "8bcccbcc18b95.33b5.b8.b15.b4.b12.b18.b12.b." }, 42 { "arabic", NULL, "8bcccbcc18b95.33b.3b.7b2.13b.3b.b26.5b19.b" }, 43 { "greek", NULL, "8bcccbcc18b95.33b4.2b4.b3.b35.b44.b" }, 44 { "greek2005", NULL, "8bcccbcc18b95.33b14.b35.b44.b" }, 45 { "hebrew", NULL, "8bcccbcc18b95.33b.b29.32b28.2b2.b" }, 46 { "koi8-r", NULL, "8bcccbcc18b95.b." }, 47 { "KOI8-T", NULL, "8bcccbcc18b95.b8.b6.b8.b.b.5b7.3b4.b4.b3.b.b.3b." }, 48 { "georgianps", NULL, "8bcccbcc18b95.3b11.4b12.2b." }, 49 { "tcvn", NULL, "b..b...bcccbccbbb7.8b95.b48.5b." }, 50 { "TIS-620", NULL, "8bcccbcc18b95.b.4b.11b7.8b." }, 51 { "next", NULL, "8bcccbcc18b95.bb125.bb" }, 52 { "dos", NULL, "8bcccbcc12bc5b95.b." }, 53 { "windows-1251", NULL, "8bcccbcc12bc5b95.b24.b." }, 54 { "windows-1252", NULL, "8bcccbcc12bc5b95.b.b11.b.2b12.b." }, 55 { "windows-1255", NULL, "8bcccbcc12bc5b95.b.b8.b.5b9.b.4b." }, 56 { "ebcdic", NULL, "5bc6bcc7bcc41b.9b7.9b5.b..8b6.10b6.b9.7b9.8b8.17b3.3b9.7b9.8b8.6b10.b.b.b." }, 57 { "IBM-1047", NULL, "4cbcbc3b9cbccbccbb4c6bcc5b3cbbc4bc4bccbc191.b" }, 58 { NULL, NULL, NULL } 59 }; 60 61 /* 62 * Support "locale charmap"/nl_langinfo(CODESET) values, as well as others. 63 */ 64 struct cs_alias { 65 char *name; 66 char *oname; 67 } cs_aliases[] = { 68 { "UTF-8", "utf-8" }, 69 { "ANSI_X3.4-1968", "ascii" }, 70 { "US-ASCII", "ascii" }, 71 { "latin1", "iso8859" }, 72 { "ISO-8859-1", "iso8859" }, 73 { "latin9", "iso8859" }, 74 { "ISO-8859-15", "iso8859" }, 75 { "latin2", "iso8859" }, 76 { "ISO-8859-2", "iso8859" }, 77 { "ISO-8859-3", "latin3" }, 78 { "latin4", "iso8859" }, 79 { "ISO-8859-4", "iso8859" }, 80 { "cyrillic", "iso8859" }, 81 { "ISO-8859-5", "iso8859" }, 82 { "ISO-8859-6", "arabic" }, 83 { "ISO-8859-7", "greek" }, 84 { "IBM9005", "greek2005" }, 85 { "ISO-8859-8", "hebrew" }, 86 { "latin5", "iso8859" }, 87 { "ISO-8859-9", "iso8859" }, 88 { "latin6", "iso8859" }, 89 { "ISO-8859-10", "iso8859" }, 90 { "latin7", "iso8859" }, 91 { "ISO-8859-13", "iso8859" }, 92 { "latin8", "iso8859" }, 93 { "ISO-8859-14", "iso8859" }, 94 { "latin10", "iso8859" }, 95 { "ISO-8859-16", "iso8859" }, 96 { "IBM437", "dos" }, 97 { "EBCDIC-US", "ebcdic" }, 98 { "IBM1047", "IBM-1047" }, 99 { "KOI8-R", "koi8-r" }, 100 { "KOI8-U", "koi8-r" }, 101 { "GEORGIAN-PS", "georgianps" }, 102 { "TCVN5712-1", "tcvn" }, 103 { "NEXTSTEP", "next" }, 104 { "windows", "windows-1252" }, /* backward compatibility */ 105 { "CP1251", "windows-1251" }, 106 { "CP1252", "windows-1252" }, 107 { "CP1255", "windows-1255" }, 108 { NULL, NULL } 109 }; 110 111 #define IS_BINARY_CHAR 01 112 #define IS_CONTROL_CHAR 02 113 114 static char chardef[256]; 115 static char *binfmt = NULL; 116 static char *utfbinfmt = NULL; 117 public int binattr = AT_STANDOUT; 118 119 static void ichardef __P((char *)); 120 static int icharset __P((char *, int)); 121 static void ilocale __P((void)); 122 123 /* 124 * Define a charset, given a description string. 125 * The string consists of 256 letters, 126 * one for each character in the charset. 127 * If the string is shorter than 256 letters, missing letters 128 * are taken to be identical to the last one. 129 * A decimal number followed by a letter is taken to be a 130 * repetition of the letter. 131 * 132 * Each letter is one of: 133 * . normal character 134 * b binary character 135 * c control character 136 */ 137 static void 138 ichardef(s) 139 char *s; 140 { 141 register char *cp; 142 register int n; 143 register char v; 144 145 n = 0; 146 v = 0; 147 cp = chardef; 148 while (*s != '\0') 149 { 150 switch (*s++) 151 { 152 case '.': 153 v = 0; 154 break; 155 case 'c': 156 v = IS_CONTROL_CHAR; 157 break; 158 case 'b': 159 v = IS_BINARY_CHAR|IS_CONTROL_CHAR; 160 break; 161 162 case '0': case '1': case '2': case '3': case '4': 163 case '5': case '6': case '7': case '8': case '9': 164 n = (10 * n) + (s[-1] - '0'); 165 continue; 166 167 default: 168 error("invalid chardef", NULL_PARG); 169 quit(QUIT_ERROR); 170 /*NOTREACHED*/ 171 } 172 173 do 174 { 175 if (cp >= chardef + sizeof(chardef)) 176 { 177 error("chardef longer than 256", NULL_PARG); 178 quit(QUIT_ERROR); 179 /*NOTREACHED*/ 180 } 181 *cp++ = v; 182 } while (--n > 0); 183 n = 0; 184 } 185 186 while (cp < chardef + sizeof(chardef)) 187 *cp++ = v; 188 } 189 190 /* 191 * Define a charset, given a charset name. 192 * The valid charset names are listed in the "charsets" array. 193 */ 194 static int 195 icharset(name, no_error) 196 register char *name; 197 int no_error; 198 { 199 register struct charset *p; 200 register struct cs_alias *a; 201 202 if (name == NULL || *name == '\0') 203 return (0); 204 205 /* First see if the name is an alias. */ 206 for (a = cs_aliases; a->name != NULL; a++) 207 { 208 if (strcmp(name, a->name) == 0) 209 { 210 name = a->oname; 211 break; 212 } 213 } 214 215 for (p = charsets; p->name != NULL; p++) 216 { 217 if (strcmp(name, p->name) == 0) 218 { 219 ichardef(p->desc); 220 if (p->p_flag != NULL) 221 *(p->p_flag) = 1; 222 return (1); 223 } 224 } 225 226 if (!no_error) { 227 error("invalid charset name", NULL_PARG); 228 quit(QUIT_ERROR); 229 } 230 return (0); 231 } 232 233 #if HAVE_LOCALE 234 /* 235 * Define a charset, given a locale name. 236 */ 237 static void 238 ilocale() 239 { 240 register int c; 241 242 for (c = 0; c < (int) sizeof(chardef); c++) 243 { 244 if (isprint(c)) 245 chardef[c] = 0; 246 else if (iscntrl(c)) 247 chardef[c] = IS_CONTROL_CHAR; 248 else 249 chardef[c] = IS_BINARY_CHAR|IS_CONTROL_CHAR; 250 } 251 } 252 #endif 253 254 /* 255 * Define the printing format for control (or binary utf) chars. 256 */ 257 static void 258 setbinfmt(s, fmtvarptr, default_fmt) 259 char *s; 260 char **fmtvarptr; 261 char *default_fmt; 262 { 263 if (s && utf_mode) 264 { 265 /* It would be too hard to account for width otherwise. */ 266 char *t = s; 267 while (*t) 268 { 269 if (*t < ' ' || *t > '~') 270 { 271 s = default_fmt; 272 goto attr; 273 } 274 t++; 275 } 276 } 277 278 /* %n is evil */ 279 if (s == NULL || *s == '\0' || 280 (*s == '*' && (s[1] == '\0' || s[2] == '\0' || strchr(s + 2, 'n'))) || 281 (*s != '*' && strchr(s, 'n'))) 282 s = default_fmt; 283 284 /* 285 * Select the attributes if it starts with "*". 286 */ 287 attr: 288 if (*s == '*') 289 { 290 switch (s[1]) 291 { 292 case 'd': binattr = AT_BOLD; break; 293 case 'k': binattr = AT_BLINK; break; 294 case 's': binattr = AT_STANDOUT; break; 295 case 'u': binattr = AT_UNDERLINE; break; 296 default: binattr = AT_NORMAL; break; 297 } 298 s += 2; 299 } 300 *fmtvarptr = s; 301 } 302 303 /* 304 * 305 */ 306 static void 307 set_charset() 308 { 309 char *s; 310 311 /* 312 * See if environment variable LESSCHARSET is defined. 313 */ 314 s = lgetenv("LESSCHARSET"); 315 if (icharset(s, 0)) 316 return; 317 318 /* 319 * LESSCHARSET is not defined: try LESSCHARDEF. 320 */ 321 s = lgetenv("LESSCHARDEF"); 322 if (s != NULL && *s != '\0') 323 { 324 ichardef(s); 325 return; 326 } 327 328 #if HAVE_LOCALE 329 #ifdef CODESET 330 /* 331 * Try using the codeset name as the charset name. 332 */ 333 s = nl_langinfo(CODESET); 334 if (icharset(s, 1)) 335 return; 336 #endif 337 #endif 338 339 #if HAVE_STRSTR 340 /* 341 * Check whether LC_ALL, LC_CTYPE or LANG look like UTF-8 is used. 342 */ 343 if ((s = lgetenv("LC_ALL")) != NULL || 344 (s = lgetenv("LC_CTYPE")) != NULL || 345 (s = lgetenv("LANG")) != NULL) 346 { 347 if ( strstr(s, "UTF-8") != NULL || strstr(s, "utf-8") != NULL 348 || strstr(s, "UTF8") != NULL || strstr(s, "utf8") != NULL) 349 if (icharset("utf-8", 1)) 350 return; 351 } 352 #endif 353 354 #if HAVE_LOCALE 355 /* 356 * Get character definitions from locale functions, 357 * rather than from predefined charset entry. 358 */ 359 ilocale(); 360 #if MSDOS_COMPILER 361 /* 362 * Default to "dos". 363 */ 364 (void) icharset("dos", 1); 365 #else 366 /* 367 * Default to "latin1". 368 */ 369 (void) icharset("latin1", 1); 370 #endif 371 #endif 372 } 373 374 /* 375 * Initialize charset data structures. 376 */ 377 public void 378 init_charset() 379 { 380 char *s; 381 382 #if HAVE_LOCALE 383 setlocale(LC_ALL, ""); 384 #endif 385 386 set_charset(); 387 388 s = lgetenv("LESSBINFMT"); 389 setbinfmt(s, &binfmt, "*s<%02X>"); 390 391 s = lgetenv("LESSUTFBINFMT"); 392 setbinfmt(s, &utfbinfmt, "<U+%04lX>"); 393 } 394 395 /* 396 * Is a given character a "binary" character? 397 */ 398 public int 399 binary_char(c) 400 LWCHAR c; 401 { 402 if (utf_mode) 403 return (is_ubin_char(c)); 404 c &= 0377; 405 return (chardef[c] & IS_BINARY_CHAR); 406 } 407 408 /* 409 * Is a given character a "control" character? 410 */ 411 public int 412 control_char(c) 413 LWCHAR c; 414 { 415 c &= 0377; 416 return (chardef[c] & IS_CONTROL_CHAR); 417 } 418 419 /* 420 * Return the printable form of a character. 421 * For example, in the "ascii" charset '\3' is printed as "^C". 422 */ 423 public char * 424 prchar(c) 425 LWCHAR c; 426 { 427 /* {{ This buffer can be overrun if LESSBINFMT is a long string. }} */ 428 static char buf[32]; 429 430 c &= 0377; 431 if ((c < 128 || !utf_mode) && !control_char(c)) 432 SNPRINTF1(buf, sizeof(buf), "%c", (int) c); 433 else if (c == ESC) 434 strcpy(buf, "ESC"); 435 #if IS_EBCDIC_HOST 436 else if (!binary_char(c) && c < 64) 437 SNPRINTF1(buf, sizeof(buf), "^%c", 438 /* 439 * This array roughly inverts CONTROL() #defined in less.h, 440 * and should be kept in sync with CONTROL() and IBM-1047. 441 */ 442 "@ABC.I.?...KLMNO" 443 "PQRS.JH.XY.." 444 "\\]^_" 445 "......W[.....EFG" 446 "..V....D....TU.Z"[c]); 447 #else 448 else if (c < 128 && !control_char(c ^ 0100)) 449 SNPRINTF1(buf, sizeof(buf), "^%c", (int) (c ^ 0100)); 450 #endif 451 else 452 SNPRINTF1(buf, sizeof(buf), binfmt, c); 453 return (buf); 454 } 455 456 /* 457 * Return the printable form of a UTF-8 character. 458 */ 459 public char * 460 prutfchar(ch) 461 LWCHAR ch; 462 { 463 static char buf[32]; 464 465 if (ch == ESC) 466 strcpy(buf, "ESC"); 467 else if (ch < 128 && control_char(ch)) 468 { 469 if (!control_char(ch ^ 0100)) 470 SNPRINTF1(buf, sizeof(buf), "^%c", ((char) ch) ^ 0100); 471 else 472 SNPRINTF1(buf, sizeof(buf), binfmt, (char) ch); 473 } else if (is_ubin_char(ch)) 474 SNPRINTF1(buf, sizeof(buf), utfbinfmt, ch); 475 else 476 { 477 int len; 478 if (ch >= 0x80000000) 479 { 480 len = 3; 481 ch = 0xFFFD; 482 } else 483 { 484 len = (ch < 0x80) ? 1 485 : (ch < 0x800) ? 2 486 : (ch < 0x10000) ? 3 487 : (ch < 0x200000) ? 4 488 : (ch < 0x4000000) ? 5 489 : 6; 490 } 491 buf[len] = '\0'; 492 if (len == 1) 493 *buf = (char) ch; 494 else 495 { 496 *buf = ((1 << len) - 1) << (8 - len); 497 while (--len > 0) 498 { 499 buf[len] = (char) (0x80 | (ch & 0x3F)); 500 ch >>= 6; 501 } 502 *buf |= ch; 503 } 504 } 505 return (buf); 506 } 507 508 /* 509 * Get the length of a UTF-8 character in bytes. 510 */ 511 public int 512 utf_len(ch) 513 char ch; 514 { 515 if ((ch & 0x80) == 0) 516 return 1; 517 if ((ch & 0xE0) == 0xC0) 518 return 2; 519 if ((ch & 0xF0) == 0xE0) 520 return 3; 521 if ((ch & 0xF8) == 0xF0) 522 return 4; 523 if ((ch & 0xFC) == 0xF8) 524 return 5; 525 if ((ch & 0xFE) == 0xFC) 526 return 6; 527 /* Invalid UTF-8 encoding. */ 528 return 1; 529 } 530 531 /* 532 * Is a UTF-8 character well-formed? 533 */ 534 public int 535 is_utf8_well_formed(s) 536 unsigned char *s; 537 { 538 int i; 539 int len; 540 541 if (IS_UTF8_INVALID(s[0])) 542 return (0); 543 544 len = utf_len((char) s[0]); 545 if (len == 1) 546 return (1); 547 if (len == 2) 548 { 549 if (s[0] < 0xC2) 550 return (0); 551 } else 552 { 553 unsigned char mask; 554 mask = (~((1 << (8-len)) - 1)) & 0xFF; 555 if (s[0] == mask && (s[1] & mask) == 0x80) 556 return (0); 557 } 558 559 for (i = 1; i < len; i++) 560 if (!IS_UTF8_TRAIL(s[i])) 561 return (0); 562 return (1); 563 } 564 565 /* 566 * Get the value of a UTF-8 character. 567 */ 568 public LWCHAR 569 get_wchar(p) 570 char *p; 571 { 572 switch (utf_len(p[0])) 573 { 574 case 1: 575 default: 576 /* 0xxxxxxx */ 577 return (LWCHAR) 578 (p[0] & 0xFF); 579 case 2: 580 /* 110xxxxx 10xxxxxx */ 581 return (LWCHAR) ( 582 ((p[0] & 0x1F) << 6) | 583 (p[1] & 0x3F)); 584 case 3: 585 /* 1110xxxx 10xxxxxx 10xxxxxx */ 586 return (LWCHAR) ( 587 ((p[0] & 0x0F) << 12) | 588 ((p[1] & 0x3F) << 6) | 589 (p[2] & 0x3F)); 590 case 4: 591 /* 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx */ 592 return (LWCHAR) ( 593 ((p[0] & 0x07) << 18) | 594 ((p[1] & 0x3F) << 12) | 595 ((p[2] & 0x3F) << 6) | 596 (p[3] & 0x3F)); 597 case 5: 598 /* 111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx */ 599 return (LWCHAR) ( 600 ((p[0] & 0x03) << 24) | 601 ((p[1] & 0x3F) << 18) | 602 ((p[2] & 0x3F) << 12) | 603 ((p[3] & 0x3F) << 6) | 604 (p[4] & 0x3F)); 605 case 6: 606 /* 1111110x 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx */ 607 return (LWCHAR) ( 608 ((p[0] & 0x01) << 30) | 609 ((p[1] & 0x3F) << 24) | 610 ((p[2] & 0x3F) << 18) | 611 ((p[3] & 0x3F) << 12) | 612 ((p[4] & 0x3F) << 6) | 613 (p[5] & 0x3F)); 614 } 615 } 616 617 /* 618 * Store a character into a UTF-8 string. 619 */ 620 public void 621 put_wchar(pp, ch) 622 char **pp; 623 LWCHAR ch; 624 { 625 if (!utf_mode || ch < 0x80) 626 { 627 /* 0xxxxxxx */ 628 *(*pp)++ = (char) ch; 629 } else if (ch < 0x800) 630 { 631 /* 110xxxxx 10xxxxxx */ 632 *(*pp)++ = (char) (0xC0 | ((ch >> 6) & 0x1F)); 633 *(*pp)++ = (char) (0x80 | (ch & 0x3F)); 634 } else if (ch < 0x10000) 635 { 636 /* 1110xxxx 10xxxxxx 10xxxxxx */ 637 *(*pp)++ = (char) (0xE0 | ((ch >> 12) & 0x0F)); 638 *(*pp)++ = (char) (0x80 | ((ch >> 6) & 0x3F)); 639 *(*pp)++ = (char) (0x80 | (ch & 0x3F)); 640 } else if (ch < 0x200000) 641 { 642 /* 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx */ 643 *(*pp)++ = (char) (0xF0 | ((ch >> 18) & 0x07)); 644 *(*pp)++ = (char) (0x80 | ((ch >> 12) & 0x3F)); 645 *(*pp)++ = (char) (0x80 | ((ch >> 6) & 0x3F)); 646 *(*pp)++ = (char) (0x80 | (ch & 0x3F)); 647 } else if (ch < 0x4000000) 648 { 649 /* 111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx */ 650 *(*pp)++ = (char) (0xF0 | ((ch >> 24) & 0x03)); 651 *(*pp)++ = (char) (0x80 | ((ch >> 18) & 0x3F)); 652 *(*pp)++ = (char) (0x80 | ((ch >> 12) & 0x3F)); 653 *(*pp)++ = (char) (0x80 | ((ch >> 6) & 0x3F)); 654 *(*pp)++ = (char) (0x80 | (ch & 0x3F)); 655 } else 656 { 657 /* 1111110x 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx */ 658 *(*pp)++ = (char) (0xF0 | ((ch >> 30) & 0x01)); 659 *(*pp)++ = (char) (0x80 | ((ch >> 24) & 0x3F)); 660 *(*pp)++ = (char) (0x80 | ((ch >> 18) & 0x3F)); 661 *(*pp)++ = (char) (0x80 | ((ch >> 12) & 0x3F)); 662 *(*pp)++ = (char) (0x80 | ((ch >> 6) & 0x3F)); 663 *(*pp)++ = (char) (0x80 | (ch & 0x3F)); 664 } 665 } 666 667 /* 668 * Step forward or backward one character in a string. 669 */ 670 public LWCHAR 671 step_char(pp, dir, limit) 672 char **pp; 673 signed int dir; 674 char *limit; 675 { 676 LWCHAR ch; 677 int len; 678 char *p = *pp; 679 680 if (!utf_mode) 681 { 682 /* It's easy if chars are one byte. */ 683 if (dir > 0) 684 ch = (LWCHAR) ((p < limit) ? *p++ : 0); 685 else 686 ch = (LWCHAR) ((p > limit) ? *--p : 0); 687 } else if (dir > 0) 688 { 689 len = utf_len(*p); 690 if (p + len > limit) 691 { 692 ch = 0; 693 p = limit; 694 } else 695 { 696 ch = get_wchar(p); 697 p += len; 698 } 699 } else 700 { 701 while (p > limit && IS_UTF8_TRAIL(p[-1])) 702 p--; 703 if (p > limit) 704 ch = get_wchar(--p); 705 else 706 ch = 0; 707 } 708 *pp = p; 709 return ch; 710 } 711 712 /* 713 * Unicode characters data 714 */ 715 struct wchar_range { LWCHAR first, last; }; 716 717 /* 718 * Characters with general category values 719 * Mn: Mark, Nonspacing 720 * Me: Mark, Enclosing 721 * Last synched with 722 * <http://www.unicode.org/Public/5.0.0/ucd/UnicodeData-5.0.0d7.txt> 723 * dated 2005-11-30T00:58:48Z 724 */ 725 static struct wchar_range comp_table[] = { 726 { 0x0300, 0x036F} /* Mn */, { 0x0483, 0x0486} /* Mn */, 727 { 0x0488, 0x0489} /* Me */, 728 { 0x0591, 0x05BD} /* Mn */, { 0x05BF, 0x05BF} /* Mn */, 729 { 0x05C1, 0x05C2} /* Mn */, { 0x05C4, 0x05C5} /* Mn */, 730 { 0x05C7, 0x05C7} /* Mn */, { 0x0610, 0x0615} /* Mn */, 731 { 0x064B, 0x065E} /* Mn */, { 0x0670, 0x0670} /* Mn */, 732 { 0x06D6, 0x06DC} /* Mn */, 733 { 0x06DE, 0x06DE} /* Me */, 734 { 0x06DF, 0x06E4} /* Mn */, { 0x06E7, 0x06E8} /* Mn */, 735 { 0x06EA, 0x06ED} /* Mn */, { 0x0711, 0x0711} /* Mn */, 736 { 0x0730, 0x074A} /* Mn */, { 0x07A6, 0x07B0} /* Mn */, 737 { 0x07EB, 0x07F3} /* Mn */, { 0x0901, 0x0902} /* Mn */, 738 { 0x093C, 0x093C} /* Mn */, { 0x0941, 0x0948} /* Mn */, 739 { 0x094D, 0x094D} /* Mn */, { 0x0951, 0x0954} /* Mn */, 740 { 0x0962, 0x0963} /* Mn */, { 0x0981, 0x0981} /* Mn */, 741 { 0x09BC, 0x09BC} /* Mn */, { 0x09C1, 0x09C4} /* Mn */, 742 { 0x09CD, 0x09CD} /* Mn */, { 0x09E2, 0x09E3} /* Mn */, 743 { 0x0A01, 0x0A02} /* Mn */, { 0x0A3C, 0x0A3C} /* Mn */, 744 { 0x0A41, 0x0A42} /* Mn */, { 0x0A47, 0x0A48} /* Mn */, 745 { 0x0A4B, 0x0A4D} /* Mn */, { 0x0A70, 0x0A71} /* Mn */, 746 { 0x0A81, 0x0A82} /* Mn */, { 0x0ABC, 0x0ABC} /* Mn */, 747 { 0x0AC1, 0x0AC5} /* Mn */, { 0x0AC7, 0x0AC8} /* Mn */, 748 { 0x0ACD, 0x0ACD} /* Mn */, { 0x0AE2, 0x0AE3} /* Mn */, 749 { 0x0B01, 0x0B01} /* Mn */, { 0x0B3C, 0x0B3C} /* Mn */, 750 { 0x0B3F, 0x0B3F} /* Mn */, { 0x0B41, 0x0B43} /* Mn */, 751 { 0x0B4D, 0x0B4D} /* Mn */, { 0x0B56, 0x0B56} /* Mn */, 752 { 0x0B82, 0x0B82} /* Mn */, { 0x0BC0, 0x0BC0} /* Mn */, 753 { 0x0BCD, 0x0BCD} /* Mn */, { 0x0C3E, 0x0C40} /* Mn */, 754 { 0x0C46, 0x0C48} /* Mn */, { 0x0C4A, 0x0C4D} /* Mn */, 755 { 0x0C55, 0x0C56} /* Mn */, { 0x0CBC, 0x0CBC} /* Mn */, 756 { 0x0CBF, 0x0CBF} /* Mn */, { 0x0CC6, 0x0CC6} /* Mn */, 757 { 0x0CCC, 0x0CCD} /* Mn */, { 0x0CE2, 0x0CE3} /* Mn */, 758 { 0x0D41, 0x0D43} /* Mn */, { 0x0D4D, 0x0D4D} /* Mn */, 759 { 0x0DCA, 0x0DCA} /* Mn */, { 0x0DD2, 0x0DD4} /* Mn */, 760 { 0x0DD6, 0x0DD6} /* Mn */, { 0x0E31, 0x0E31} /* Mn */, 761 { 0x0E34, 0x0E3A} /* Mn */, { 0x0E47, 0x0E4E} /* Mn */, 762 { 0x0EB1, 0x0EB1} /* Mn */, { 0x0EB4, 0x0EB9} /* Mn */, 763 { 0x0EBB, 0x0EBC} /* Mn */, { 0x0EC8, 0x0ECD} /* Mn */, 764 { 0x0F18, 0x0F19} /* Mn */, { 0x0F35, 0x0F35} /* Mn */, 765 { 0x0F37, 0x0F37} /* Mn */, { 0x0F39, 0x0F39} /* Mn */, 766 { 0x0F71, 0x0F7E} /* Mn */, { 0x0F80, 0x0F84} /* Mn */, 767 { 0x0F86, 0x0F87} /* Mn */, { 0x0F90, 0x0F97} /* Mn */, 768 { 0x0F99, 0x0FBC} /* Mn */, { 0x0FC6, 0x0FC6} /* Mn */, 769 { 0x102D, 0x1030} /* Mn */, { 0x1032, 0x1032} /* Mn */, 770 { 0x1036, 0x1037} /* Mn */, { 0x1039, 0x1039} /* Mn */, 771 { 0x1058, 0x1059} /* Mn */, { 0x135F, 0x135F} /* Mn */, 772 { 0x1712, 0x1714} /* Mn */, { 0x1732, 0x1734} /* Mn */, 773 { 0x1752, 0x1753} /* Mn */, { 0x1772, 0x1773} /* Mn */, 774 { 0x17B7, 0x17BD} /* Mn */, { 0x17C6, 0x17C6} /* Mn */, 775 { 0x17C9, 0x17D3} /* Mn */, { 0x17DD, 0x17DD} /* Mn */, 776 { 0x180B, 0x180D} /* Mn */, { 0x18A9, 0x18A9} /* Mn */, 777 { 0x1920, 0x1922} /* Mn */, { 0x1927, 0x1928} /* Mn */, 778 { 0x1932, 0x1932} /* Mn */, { 0x1939, 0x193B} /* Mn */, 779 { 0x1A17, 0x1A18} /* Mn */, { 0x1B00, 0x1B03} /* Mn */, 780 { 0x1B34, 0x1B34} /* Mn */, { 0x1B36, 0x1B3A} /* Mn */, 781 { 0x1B3C, 0x1B3C} /* Mn */, { 0x1B42, 0x1B42} /* Mn */, 782 { 0x1B6B, 0x1B73} /* Mn */, { 0x1DC0, 0x1DCA} /* Mn */, 783 { 0x1DFE, 0x1DFF} /* Mn */, { 0x20D0, 0x20DC} /* Mn */, 784 { 0x20DD, 0x20E0} /* Me */, 785 { 0x20E1, 0x20E1} /* Mn */, 786 { 0x20E2, 0x20E4} /* Me */, 787 { 0x20E5, 0x20EF} /* Mn */, { 0x302A, 0x302F} /* Mn */, 788 { 0x3099, 0x309A} /* Mn */, { 0xA806, 0xA806} /* Mn */, 789 { 0xA80B, 0xA80B} /* Mn */, { 0xA825, 0xA826} /* Mn */, 790 { 0xFB1E, 0xFB1E} /* Mn */, { 0xFE00, 0xFE0F} /* Mn */, 791 { 0xFE20, 0xFE23} /* Mn */, { 0x10A01, 0x10A03} /* Mn */, 792 { 0x10A05, 0x10A06} /* Mn */, { 0x10A0C, 0x10A0F} /* Mn */, 793 { 0x10A38, 0x10A3A} /* Mn */, { 0x10A3F, 0x10A3F} /* Mn */, 794 { 0x1D167, 0x1D169} /* Mn */, { 0x1D17B, 0x1D182} /* Mn */, 795 { 0x1D185, 0x1D18B} /* Mn */, { 0x1D1AA, 0x1D1AD} /* Mn */, 796 { 0x1D242, 0x1D244} /* Mn */, { 0xE0100, 0xE01EF} /* Mn */, 797 }; 798 799 /* 800 * Special pairs, not ranges. 801 */ 802 static struct wchar_range comb_table[] = { 803 {0x0644,0x0622}, {0x0644,0x0623}, {0x0644,0x0625}, {0x0644,0x0627}, 804 }; 805 806 /* 807 * Characters with general category values 808 * Cc: Other, Control 809 * Cf: Other, Format 810 * Cs: Other, Surrogate 811 * Co: Other, Private Use 812 * Cn: Other, Not Assigned 813 * Zl: Separator, Line 814 * Zp: Separator, Paragraph 815 * Last synched with 816 * <http://www.unicode.org/Public/5.0.0/ucd/UnicodeData-5.0.0d7.txt> 817 * dated 2005-11-30T00:58:48Z 818 */ 819 static struct wchar_range ubin_table[] = { 820 { 0x0000, 0x0007} /* Cc */, 821 { 0x000B, 0x000C} /* Cc */, 822 { 0x000E, 0x001A} /* Cc */, 823 { 0x001C, 0x001F} /* Cc */, 824 { 0x007F, 0x009F} /* Cc */, 825 #if 0 826 { 0x00AD, 0x00AD} /* Cf */, 827 #endif 828 { 0x0370, 0x0373} /* Cn */, { 0x0376, 0x0379} /* Cn */, 829 { 0x037F, 0x0383} /* Cn */, { 0x038B, 0x038B} /* Cn */, 830 { 0x038D, 0x038D} /* Cn */, { 0x03A2, 0x03A2} /* Cn */, 831 { 0x03CF, 0x03CF} /* Cn */, { 0x0487, 0x0487} /* Cn */, 832 { 0x0514, 0x0530} /* Cn */, { 0x0557, 0x0558} /* Cn */, 833 { 0x0560, 0x0560} /* Cn */, { 0x0588, 0x0588} /* Cn */, 834 { 0x058B, 0x0590} /* Cn */, { 0x05C8, 0x05CF} /* Cn */, 835 { 0x05EB, 0x05EF} /* Cn */, { 0x05F5, 0x05FF} /* Cn */, 836 #if 0 837 { 0x0600, 0x0603} /* Cf */, 838 #endif 839 { 0x0604, 0x060A} /* Cn */, { 0x0616, 0x061A} /* Cn */, 840 { 0x061C, 0x061D} /* Cn */, { 0x0620, 0x0620} /* Cn */, 841 { 0x063B, 0x063F} /* Cn */, { 0x065F, 0x065F} /* Cn */, 842 #if 0 843 { 0x06DD, 0x06DD} /* Cf */, 844 #endif 845 { 0x070E, 0x070E} /* Cn */, 846 #if 0 847 { 0x070F, 0x070F} /* Cf */, 848 #endif 849 { 0x074B, 0x074C} /* Cn */, { 0x076E, 0x077F} /* Cn */, 850 { 0x07B2, 0x07BF} /* Cn */, { 0x07FB, 0x0900} /* Cn */, 851 { 0x093A, 0x093B} /* Cn */, { 0x094E, 0x094F} /* Cn */, 852 { 0x0955, 0x0957} /* Cn */, { 0x0971, 0x097A} /* Cn */, 853 { 0x0980, 0x0980} /* Cn */, { 0x0984, 0x0984} /* Cn */, 854 { 0x098D, 0x098E} /* Cn */, { 0x0991, 0x0992} /* Cn */, 855 { 0x09A9, 0x09A9} /* Cn */, { 0x09B1, 0x09B1} /* Cn */, 856 { 0x09B3, 0x09B5} /* Cn */, { 0x09BA, 0x09BB} /* Cn */, 857 { 0x09C5, 0x09C6} /* Cn */, { 0x09C9, 0x09CA} /* Cn */, 858 { 0x09CF, 0x09D6} /* Cn */, { 0x09D8, 0x09DB} /* Cn */, 859 { 0x09DE, 0x09DE} /* Cn */, { 0x09E4, 0x09E5} /* Cn */, 860 { 0x09FB, 0x0A00} /* Cn */, { 0x0A04, 0x0A04} /* Cn */, 861 { 0x0A0B, 0x0A0E} /* Cn */, { 0x0A11, 0x0A12} /* Cn */, 862 { 0x0A29, 0x0A29} /* Cn */, { 0x0A31, 0x0A31} /* Cn */, 863 { 0x0A34, 0x0A34} /* Cn */, { 0x0A37, 0x0A37} /* Cn */, 864 { 0x0A3A, 0x0A3B} /* Cn */, { 0x0A3D, 0x0A3D} /* Cn */, 865 { 0x0A43, 0x0A46} /* Cn */, { 0x0A49, 0x0A4A} /* Cn */, 866 { 0x0A4E, 0x0A58} /* Cn */, { 0x0A5D, 0x0A5D} /* Cn */, 867 { 0x0A5F, 0x0A65} /* Cn */, { 0x0A75, 0x0A80} /* Cn */, 868 { 0x0A84, 0x0A84} /* Cn */, { 0x0A8E, 0x0A8E} /* Cn */, 869 { 0x0A92, 0x0A92} /* Cn */, { 0x0AA9, 0x0AA9} /* Cn */, 870 { 0x0AB1, 0x0AB1} /* Cn */, { 0x0AB4, 0x0AB4} /* Cn */, 871 { 0x0ABA, 0x0ABB} /* Cn */, { 0x0AC6, 0x0AC6} /* Cn */, 872 { 0x0ACA, 0x0ACA} /* Cn */, { 0x0ACE, 0x0ACF} /* Cn */, 873 { 0x0AD1, 0x0ADF} /* Cn */, { 0x0AE4, 0x0AE5} /* Cn */, 874 { 0x0AF0, 0x0AF0} /* Cn */, { 0x0AF2, 0x0B00} /* Cn */, 875 { 0x0B04, 0x0B04} /* Cn */, { 0x0B0D, 0x0B0E} /* Cn */, 876 { 0x0B11, 0x0B12} /* Cn */, { 0x0B29, 0x0B29} /* Cn */, 877 { 0x0B31, 0x0B31} /* Cn */, { 0x0B34, 0x0B34} /* Cn */, 878 { 0x0B3A, 0x0B3B} /* Cn */, { 0x0B44, 0x0B46} /* Cn */, 879 { 0x0B49, 0x0B4A} /* Cn */, { 0x0B4E, 0x0B55} /* Cn */, 880 { 0x0B58, 0x0B5B} /* Cn */, { 0x0B5E, 0x0B5E} /* Cn */, 881 { 0x0B62, 0x0B65} /* Cn */, { 0x0B72, 0x0B81} /* Cn */, 882 { 0x0B84, 0x0B84} /* Cn */, { 0x0B8B, 0x0B8D} /* Cn */, 883 { 0x0B91, 0x0B91} /* Cn */, { 0x0B96, 0x0B98} /* Cn */, 884 { 0x0B9B, 0x0B9B} /* Cn */, { 0x0B9D, 0x0B9D} /* Cn */, 885 { 0x0BA0, 0x0BA2} /* Cn */, { 0x0BA5, 0x0BA7} /* Cn */, 886 { 0x0BAB, 0x0BAD} /* Cn */, { 0x0BBA, 0x0BBD} /* Cn */, 887 { 0x0BC3, 0x0BC5} /* Cn */, { 0x0BC9, 0x0BC9} /* Cn */, 888 { 0x0BCE, 0x0BD6} /* Cn */, { 0x0BD8, 0x0BE5} /* Cn */, 889 { 0x0BFB, 0x0C00} /* Cn */, { 0x0C04, 0x0C04} /* Cn */, 890 { 0x0C0D, 0x0C0D} /* Cn */, { 0x0C11, 0x0C11} /* Cn */, 891 { 0x0C29, 0x0C29} /* Cn */, { 0x0C34, 0x0C34} /* Cn */, 892 { 0x0C3A, 0x0C3D} /* Cn */, { 0x0C45, 0x0C45} /* Cn */, 893 { 0x0C49, 0x0C49} /* Cn */, { 0x0C4E, 0x0C54} /* Cn */, 894 { 0x0C57, 0x0C5F} /* Cn */, { 0x0C62, 0x0C65} /* Cn */, 895 { 0x0C70, 0x0C81} /* Cn */, { 0x0C84, 0x0C84} /* Cn */, 896 { 0x0C8D, 0x0C8D} /* Cn */, { 0x0C91, 0x0C91} /* Cn */, 897 { 0x0CA9, 0x0CA9} /* Cn */, { 0x0CB4, 0x0CB4} /* Cn */, 898 { 0x0CBA, 0x0CBB} /* Cn */, { 0x0CC5, 0x0CC5} /* Cn */, 899 { 0x0CC9, 0x0CC9} /* Cn */, { 0x0CCE, 0x0CD4} /* Cn */, 900 { 0x0CD7, 0x0CDD} /* Cn */, { 0x0CDF, 0x0CDF} /* Cn */, 901 { 0x0CE4, 0x0CE5} /* Cn */, { 0x0CF0, 0x0CF0} /* Cn */, 902 { 0x0CF3, 0x0D01} /* Cn */, { 0x0D04, 0x0D04} /* Cn */, 903 { 0x0D0D, 0x0D0D} /* Cn */, { 0x0D11, 0x0D11} /* Cn */, 904 { 0x0D29, 0x0D29} /* Cn */, { 0x0D3A, 0x0D3D} /* Cn */, 905 { 0x0D44, 0x0D45} /* Cn */, { 0x0D49, 0x0D49} /* Cn */, 906 { 0x0D4E, 0x0D56} /* Cn */, { 0x0D58, 0x0D5F} /* Cn */, 907 { 0x0D62, 0x0D65} /* Cn */, { 0x0D70, 0x0D81} /* Cn */, 908 { 0x0D84, 0x0D84} /* Cn */, { 0x0D97, 0x0D99} /* Cn */, 909 { 0x0DB2, 0x0DB2} /* Cn */, { 0x0DBC, 0x0DBC} /* Cn */, 910 { 0x0DBE, 0x0DBF} /* Cn */, { 0x0DC7, 0x0DC9} /* Cn */, 911 { 0x0DCB, 0x0DCE} /* Cn */, { 0x0DD5, 0x0DD5} /* Cn */, 912 { 0x0DD7, 0x0DD7} /* Cn */, { 0x0DE0, 0x0DF1} /* Cn */, 913 { 0x0DF5, 0x0E00} /* Cn */, { 0x0E3B, 0x0E3E} /* Cn */, 914 { 0x0E5C, 0x0E80} /* Cn */, { 0x0E83, 0x0E83} /* Cn */, 915 { 0x0E85, 0x0E86} /* Cn */, { 0x0E89, 0x0E89} /* Cn */, 916 { 0x0E8B, 0x0E8C} /* Cn */, { 0x0E8E, 0x0E93} /* Cn */, 917 { 0x0E98, 0x0E98} /* Cn */, { 0x0EA0, 0x0EA0} /* Cn */, 918 { 0x0EA4, 0x0EA4} /* Cn */, { 0x0EA6, 0x0EA6} /* Cn */, 919 { 0x0EA8, 0x0EA9} /* Cn */, { 0x0EAC, 0x0EAC} /* Cn */, 920 { 0x0EBA, 0x0EBA} /* Cn */, { 0x0EBE, 0x0EBF} /* Cn */, 921 { 0x0EC5, 0x0EC5} /* Cn */, { 0x0EC7, 0x0EC7} /* Cn */, 922 { 0x0ECE, 0x0ECF} /* Cn */, { 0x0EDA, 0x0EDB} /* Cn */, 923 { 0x0EDE, 0x0EFF} /* Cn */, { 0x0F48, 0x0F48} /* Cn */, 924 { 0x0F6B, 0x0F70} /* Cn */, { 0x0F8C, 0x0F8F} /* Cn */, 925 { 0x0F98, 0x0F98} /* Cn */, { 0x0FBD, 0x0FBD} /* Cn */, 926 { 0x0FCD, 0x0FCE} /* Cn */, { 0x0FD2, 0x0FFF} /* Cn */, 927 { 0x1022, 0x1022} /* Cn */, { 0x1028, 0x1028} /* Cn */, 928 { 0x102B, 0x102B} /* Cn */, { 0x1033, 0x1035} /* Cn */, 929 { 0x103A, 0x103F} /* Cn */, { 0x105A, 0x109F} /* Cn */, 930 { 0x10C6, 0x10CF} /* Cn */, { 0x10FD, 0x10FF} /* Cn */, 931 { 0x115A, 0x115E} /* Cn */, { 0x11A3, 0x11A7} /* Cn */, 932 { 0x11FA, 0x11FF} /* Cn */, { 0x1249, 0x1249} /* Cn */, 933 { 0x124E, 0x124F} /* Cn */, { 0x1257, 0x1257} /* Cn */, 934 { 0x1259, 0x1259} /* Cn */, { 0x125E, 0x125F} /* Cn */, 935 { 0x1289, 0x1289} /* Cn */, { 0x128E, 0x128F} /* Cn */, 936 { 0x12B1, 0x12B1} /* Cn */, { 0x12B6, 0x12B7} /* Cn */, 937 { 0x12BF, 0x12BF} /* Cn */, { 0x12C1, 0x12C1} /* Cn */, 938 { 0x12C6, 0x12C7} /* Cn */, { 0x12D7, 0x12D7} /* Cn */, 939 { 0x1311, 0x1311} /* Cn */, { 0x1316, 0x1317} /* Cn */, 940 { 0x135B, 0x135E} /* Cn */, { 0x137D, 0x137F} /* Cn */, 941 { 0x139A, 0x139F} /* Cn */, { 0x13F5, 0x1400} /* Cn */, 942 { 0x1677, 0x167F} /* Cn */, { 0x169D, 0x169F} /* Cn */, 943 { 0x16F1, 0x16FF} /* Cn */, { 0x170D, 0x170D} /* Cn */, 944 { 0x1715, 0x171F} /* Cn */, { 0x1737, 0x173F} /* Cn */, 945 { 0x1754, 0x175F} /* Cn */, { 0x176D, 0x176D} /* Cn */, 946 { 0x1771, 0x1771} /* Cn */, { 0x1774, 0x177F} /* Cn */, 947 #if 0 948 { 0x17B4, 0x17B5} /* Cf */, 949 #endif 950 { 0x17DE, 0x17DF} /* Cn */, { 0x17EA, 0x17EF} /* Cn */, 951 { 0x17FA, 0x17FF} /* Cn */, { 0x180F, 0x180F} /* Cn */, 952 { 0x181A, 0x181F} /* Cn */, { 0x1878, 0x187F} /* Cn */, 953 { 0x18AA, 0x18FF} /* Cn */, { 0x191D, 0x191F} /* Cn */, 954 { 0x192C, 0x192F} /* Cn */, { 0x193C, 0x193F} /* Cn */, 955 { 0x1941, 0x1943} /* Cn */, { 0x196E, 0x196F} /* Cn */, 956 { 0x1975, 0x197F} /* Cn */, { 0x19AA, 0x19AF} /* Cn */, 957 { 0x19CA, 0x19CF} /* Cn */, { 0x19DA, 0x19DD} /* Cn */, 958 { 0x1A1C, 0x1A1D} /* Cn */, { 0x1A20, 0x1AFF} /* Cn */, 959 { 0x1B4C, 0x1B4F} /* Cn */, { 0x1B7D, 0x1CFF} /* Cn */, 960 { 0x1DCB, 0x1DFD} /* Cn */, { 0x1E9C, 0x1E9F} /* Cn */, 961 { 0x1EFA, 0x1EFF} /* Cn */, { 0x1F16, 0x1F17} /* Cn */, 962 { 0x1F1E, 0x1F1F} /* Cn */, { 0x1F46, 0x1F47} /* Cn */, 963 { 0x1F4E, 0x1F4F} /* Cn */, { 0x1F58, 0x1F58} /* Cn */, 964 { 0x1F5A, 0x1F5A} /* Cn */, { 0x1F5C, 0x1F5C} /* Cn */, 965 { 0x1F5E, 0x1F5E} /* Cn */, { 0x1F7E, 0x1F7F} /* Cn */, 966 { 0x1FB5, 0x1FB5} /* Cn */, { 0x1FC5, 0x1FC5} /* Cn */, 967 { 0x1FD4, 0x1FD5} /* Cn */, { 0x1FDC, 0x1FDC} /* Cn */, 968 { 0x1FF0, 0x1FF1} /* Cn */, { 0x1FF5, 0x1FF5} /* Cn */, 969 { 0x1FFF, 0x1FFF} /* Cn */, 970 { 0x200B, 0x200F} /* Cf */, 971 { 0x2028, 0x2028} /* Zl */, 972 { 0x2029, 0x2029} /* Zp */, 973 { 0x202A, 0x202E} /* Cf */, 974 { 0x2060, 0x2063} /* Cf */, 975 { 0x2064, 0x2069} /* Cn */, 976 { 0x206A, 0x206F} /* Cf */, 977 { 0x2072, 0x2073} /* Cn */, { 0x208F, 0x208F} /* Cn */, 978 { 0x2095, 0x209F} /* Cn */, { 0x20B6, 0x20CF} /* Cn */, 979 { 0x20F0, 0x20FF} /* Cn */, { 0x214F, 0x2152} /* Cn */, 980 { 0x2185, 0x218F} /* Cn */, { 0x23E8, 0x23FF} /* Cn */, 981 { 0x2427, 0x243F} /* Cn */, { 0x244B, 0x245F} /* Cn */, 982 { 0x269D, 0x269F} /* Cn */, { 0x26B3, 0x2700} /* Cn */, 983 { 0x2705, 0x2705} /* Cn */, { 0x270A, 0x270B} /* Cn */, 984 { 0x2728, 0x2728} /* Cn */, { 0x274C, 0x274C} /* Cn */, 985 { 0x274E, 0x274E} /* Cn */, { 0x2753, 0x2755} /* Cn */, 986 { 0x2757, 0x2757} /* Cn */, { 0x275F, 0x2760} /* Cn */, 987 { 0x2795, 0x2797} /* Cn */, { 0x27B0, 0x27B0} /* Cn */, 988 { 0x27BF, 0x27BF} /* Cn */, { 0x27CB, 0x27CF} /* Cn */, 989 { 0x27EC, 0x27EF} /* Cn */, { 0x2B1B, 0x2B1F} /* Cn */, 990 { 0x2B24, 0x2BFF} /* Cn */, { 0x2C2F, 0x2C2F} /* Cn */, 991 { 0x2C5F, 0x2C5F} /* Cn */, { 0x2C6D, 0x2C73} /* Cn */, 992 { 0x2C78, 0x2C7F} /* Cn */, { 0x2CEB, 0x2CF8} /* Cn */, 993 { 0x2D26, 0x2D2F} /* Cn */, { 0x2D66, 0x2D6E} /* Cn */, 994 { 0x2D70, 0x2D7F} /* Cn */, { 0x2D97, 0x2D9F} /* Cn */, 995 { 0x2DA7, 0x2DA7} /* Cn */, { 0x2DAF, 0x2DAF} /* Cn */, 996 { 0x2DB7, 0x2DB7} /* Cn */, { 0x2DBF, 0x2DBF} /* Cn */, 997 { 0x2DC7, 0x2DC7} /* Cn */, { 0x2DCF, 0x2DCF} /* Cn */, 998 { 0x2DD7, 0x2DD7} /* Cn */, { 0x2DDF, 0x2DFF} /* Cn */, 999 { 0x2E18, 0x2E1B} /* Cn */, { 0x2E1E, 0x2E7F} /* Cn */, 1000 { 0x2E9A, 0x2E9A} /* Cn */, { 0x2EF4, 0x2EFF} /* Cn */, 1001 { 0x2FD6, 0x2FEF} /* Cn */, { 0x2FFC, 0x2FFF} /* Cn */, 1002 { 0x3040, 0x3040} /* Cn */, { 0x3097, 0x3098} /* Cn */, 1003 { 0x3100, 0x3104} /* Cn */, { 0x312D, 0x3130} /* Cn */, 1004 { 0x318F, 0x318F} /* Cn */, { 0x31B8, 0x31BF} /* Cn */, 1005 { 0x31D0, 0x31EF} /* Cn */, { 0x321F, 0x321F} /* Cn */, 1006 { 0x3244, 0x324F} /* Cn */, { 0x32FF, 0x32FF} /* Cn */, 1007 { 0x4DB6, 0x4DBF} /* Cn */, { 0x9FBC, 0x9FFF} /* Cn */, 1008 { 0xA48D, 0xA48F} /* Cn */, { 0xA4C7, 0xA6FF} /* Cn */, 1009 { 0xA71B, 0xA71F} /* Cn */, { 0xA722, 0xA7FF} /* Cn */, 1010 { 0xA82C, 0xA83F} /* Cn */, { 0xA878, 0xABFF} /* Cn */, 1011 { 0xD7A4, 0xD7FF} /* Cn */, 1012 { 0xD800, 0xDFFF} /* Cs */, 1013 { 0xE000, 0xF8FF} /* Co */, 1014 { 0xFA2E, 0xFA2F} /* Cn */, { 0xFA6B, 0xFA6F} /* Cn */, 1015 { 0xFADA, 0xFAFF} /* Cn */, { 0xFB07, 0xFB12} /* Cn */, 1016 { 0xFB18, 0xFB1C} /* Cn */, { 0xFB37, 0xFB37} /* Cn */, 1017 { 0xFB3D, 0xFB3D} /* Cn */, { 0xFB3F, 0xFB3F} /* Cn */, 1018 { 0xFB42, 0xFB42} /* Cn */, { 0xFB45, 0xFB45} /* Cn */, 1019 { 0xFBB2, 0xFBD2} /* Cn */, { 0xFD40, 0xFD4F} /* Cn */, 1020 { 0xFD90, 0xFD91} /* Cn */, { 0xFDC8, 0xFDEF} /* Cn */, 1021 { 0xFDFE, 0xFDFF} /* Cn */, { 0xFE1A, 0xFE1F} /* Cn */, 1022 { 0xFE24, 0xFE2F} /* Cn */, { 0xFE53, 0xFE53} /* Cn */, 1023 { 0xFE67, 0xFE67} /* Cn */, { 0xFE6C, 0xFE6F} /* Cn */, 1024 { 0xFE75, 0xFE75} /* Cn */, { 0xFEFD, 0xFEFE} /* Cn */, 1025 { 0xFEFF, 0xFEFF} /* Cf */, 1026 { 0xFF00, 0xFF00} /* Cn */, { 0xFFBF, 0xFFC1} /* Cn */, 1027 { 0xFFC8, 0xFFC9} /* Cn */, { 0xFFD0, 0xFFD1} /* Cn */, 1028 { 0xFFD8, 0xFFD9} /* Cn */, { 0xFFDD, 0xFFDF} /* Cn */, 1029 { 0xFFE7, 0xFFE7} /* Cn */, { 0xFFEF, 0xFFF8} /* Cn */, 1030 { 0xFFF9, 0xFFFB} /* Cf */, 1031 { 0xFFFE, 0xFFFF} /* Cn */, { 0x1000C, 0x1000C} /* Cn */, 1032 { 0x10027, 0x10027} /* Cn */, { 0x1003B, 0x1003B} /* Cn */, 1033 { 0x1003E, 0x1003E} /* Cn */, { 0x1004E, 0x1004F} /* Cn */, 1034 { 0x1005E, 0x1007F} /* Cn */, { 0x100FB, 0x100FF} /* Cn */, 1035 { 0x10103, 0x10106} /* Cn */, { 0x10134, 0x10136} /* Cn */, 1036 { 0x1018B, 0x102FF} /* Cn */, { 0x1031F, 0x1031F} /* Cn */, 1037 { 0x10324, 0x1032F} /* Cn */, { 0x1034B, 0x1037F} /* Cn */, 1038 { 0x1039E, 0x1039E} /* Cn */, { 0x103C4, 0x103C7} /* Cn */, 1039 { 0x103D6, 0x103FF} /* Cn */, 1040 { 0x1049E, 0x1049F} /* Cn */, { 0x104AA, 0x107FF} /* Cn */, 1041 { 0x10806, 0x10807} /* Cn */, { 0x10809, 0x10809} /* Cn */, 1042 { 0x10836, 0x10836} /* Cn */, { 0x10839, 0x1083B} /* Cn */, 1043 { 0x1083D, 0x1083E} /* Cn */, { 0x10840, 0x108FF} /* Cn */, 1044 { 0x1091A, 0x1091E} /* Cn */, { 0x10920, 0x109FF} /* Cn */, 1045 { 0x10A04, 0x10A04} /* Cn */, { 0x10A07, 0x10A0B} /* Cn */, 1046 { 0x10A14, 0x10A14} /* Cn */, { 0x10A18, 0x10A18} /* Cn */, 1047 { 0x10A34, 0x10A37} /* Cn */, { 0x10A3B, 0x10A3E} /* Cn */, 1048 { 0x10A48, 0x10A4F} /* Cn */, { 0x10A59, 0x11FFF} /* Cn */, 1049 { 0x1236F, 0x123FF} /* Cn */, { 0x12463, 0x1246F} /* Cn */, 1050 { 0x12474, 0x1CFFF} /* Cn */, { 0x1D0F6, 0x1D0FF} /* Cn */, 1051 { 0x1D127, 0x1D129} /* Cn */, 1052 { 0x1D173, 0x1D17A} /* Cf */, 1053 { 0x1D1DE, 0x1D1FF} /* Cn */, { 0x1D246, 0x1D2FF} /* Cn */, 1054 { 0x1D357, 0x1D35F} /* Cn */, { 0x1D372, 0x1D3FF} /* Cn */, 1055 { 0x1D455, 0x1D455} /* Cn */, { 0x1D49D, 0x1D49D} /* Cn */, 1056 { 0x1D4A0, 0x1D4A1} /* Cn */, { 0x1D4A3, 0x1D4A4} /* Cn */, 1057 { 0x1D4A7, 0x1D4A8} /* Cn */, { 0x1D4AD, 0x1D4AD} /* Cn */, 1058 { 0x1D4BA, 0x1D4BA} /* Cn */, { 0x1D4BC, 0x1D4BC} /* Cn */, 1059 { 0x1D4C4, 0x1D4C4} /* Cn */, { 0x1D506, 0x1D506} /* Cn */, 1060 { 0x1D50B, 0x1D50C} /* Cn */, { 0x1D515, 0x1D515} /* Cn */, 1061 { 0x1D51D, 0x1D51D} /* Cn */, { 0x1D53A, 0x1D53A} /* Cn */, 1062 { 0x1D53F, 0x1D53F} /* Cn */, { 0x1D545, 0x1D545} /* Cn */, 1063 { 0x1D547, 0x1D549} /* Cn */, { 0x1D551, 0x1D551} /* Cn */, 1064 { 0x1D6A6, 0x1D6A7} /* Cn */, { 0x1D7CC, 0x1D7CD} /* Cn */, 1065 { 0x1D800, 0x1FFFF} /* Cn */, { 0x2A6D7, 0x2F7FF} /* Cn */, 1066 { 0x2FA1E, 0xE0000} /* Cn */, 1067 { 0xE0001, 0xE0001} /* Cf */, 1068 { 0xE0002, 0xE001F} /* Cn */, 1069 { 0xE0020, 0xE007F} /* Cf */, 1070 { 0xE0080, 0xE00FF} /* Cn */, { 0xE01F0, 0xEFFFF} /* Cn */, 1071 { 0xF0000, 0xFFFFD} /* Co */, 1072 { 0xFFFFE, 0xFFFFF} /* Cn */, 1073 {0x100000,0x10FFFD} /* Co */, 1074 {0x10FFFE,0x10FFFF} /* Cn */, 1075 {0x110000,0x7FFFFFFF} /* ISO 10646?? */ 1076 }; 1077 1078 /* 1079 * Double width characters 1080 * W: East Asian Wide 1081 * F: East Asian Full-width 1082 * Unassigned code points may be included when they allow ranges to be merged. 1083 * Last synched with 1084 * <http://www.unicode.org/Public/5.0.0/ucd/EastAsianWidth-5.0.0d2.txt> 1085 * dated 2005-11-08T01:32:56Z 1086 */ 1087 static struct wchar_range wide_table[] = { 1088 { 0x1100, 0x115F} /* W */, { 0x2329, 0x232A} /* W */, 1089 { 0x2E80, 0x2FFB} /* W */, 1090 { 0x3000, 0x3000} /* F */, 1091 { 0x3001, 0x303E} /* W */, { 0x3041, 0x4DB5} /* W */, 1092 { 0x4E00, 0x9FBB} /* W */, { 0xA000, 0xA4C6} /* W */, 1093 { 0xAC00, 0xD7A3} /* W */, { 0xF900, 0xFAD9} /* W */, 1094 { 0xFE10, 0xFE19} /* W */, { 0xFE30, 0xFE6B} /* W */, 1095 { 0xFF01, 0xFF60} /* F */, { 0xFFE0, 0xFFE6} /* F */, 1096 { 0x20000, 0x2FFFD} /* W */, { 0x30000, 0x3FFFD} /* W */, 1097 }; 1098 1099 static int 1100 is_in_table(ch, table, tsize) 1101 LWCHAR ch; 1102 struct wchar_range table[]; 1103 int tsize; 1104 { 1105 int hi; 1106 int lo; 1107 1108 /* Binary search in the table. */ 1109 if (ch < table[0].first) 1110 return 0; 1111 lo = 0; 1112 hi = tsize - 1; 1113 while (lo <= hi) 1114 { 1115 int mid = (lo + hi) / 2; 1116 if (ch > table[mid].last) 1117 lo = mid + 1; 1118 else if (ch < table[mid].first) 1119 hi = mid - 1; 1120 else 1121 return 1; 1122 } 1123 return 0; 1124 } 1125 1126 /* 1127 * Is a character a UTF-8 composing character? 1128 * If a composing character follows any char, the two combine into one glyph. 1129 */ 1130 public int 1131 is_composing_char(ch) 1132 LWCHAR ch; 1133 { 1134 return is_in_table(ch, comp_table, (sizeof(comp_table) / sizeof(*comp_table))); 1135 } 1136 1137 /* 1138 * Should this UTF-8 character be treated as binary? 1139 */ 1140 public int 1141 is_ubin_char(ch) 1142 LWCHAR ch; 1143 { 1144 return is_in_table(ch, ubin_table, (sizeof(ubin_table) / sizeof(*ubin_table))); 1145 } 1146 1147 /* 1148 * Is this a double width UTF-8 character? 1149 */ 1150 public int 1151 is_wide_char(ch) 1152 LWCHAR ch; 1153 { 1154 return is_in_table(ch, wide_table, (sizeof(wide_table) / sizeof(*wide_table))); 1155 } 1156 1157 /* 1158 * Is a character a UTF-8 combining character? 1159 * A combining char acts like an ordinary char, but if it follows 1160 * a specific char (not any char), the two combine into one glyph. 1161 */ 1162 public int 1163 is_combining_char(ch1, ch2) 1164 LWCHAR ch1; 1165 LWCHAR ch2; 1166 { 1167 /* The table is small; use linear search. */ 1168 int i; 1169 for (i = 0; i < sizeof(comb_table)/sizeof(*comb_table); i++) 1170 { 1171 if (ch1 == comb_table[i].first && 1172 ch2 == comb_table[i].last) 1173 return 1; 1174 } 1175 return 0; 1176 } 1177 1178