1 /* Header for UCS-4 character representation.
2 Copyright (C) 1999,2000,2001 MORIOKA Tomohiko
4 This file is part of XEmacs.
6 XEmacs is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by the
8 Free Software Foundation; either version 2, or (at your option) any
11 XEmacs is distributed in the hope that it will be useful, but WITHOUT
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 You should have received a copy of the GNU General Public License
17 along with XEmacs; see the file COPYING. If not, write to
18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
21 #ifndef INCLUDED_char_ucs_h_
22 #define INCLUDED_char_ucs_h_
24 #define valid_char_p(ch) 1
26 #define CHAR_ASCII_P(ch) ((ch) <= 0x7F)
29 struct Lisp_Uint8_Byte_Table
31 struct lcrecord_header header;
33 unsigned char property[256];
35 typedef struct Lisp_Uint8_Byte_Table Lisp_Uint8_Byte_Table;
37 DECLARE_LRECORD (uint8_byte_table, Lisp_Uint8_Byte_Table);
38 #define XUINT8_BYTE_TABLE(x) \
39 XRECORD (x, uint8_byte_table, Lisp_Uint8_Byte_Table)
40 #define XSETUINT8_BYTE_TABLE(x, p) XSETRECORD (x, p, uint8_byte_table)
41 #define UINT8_BYTE_TABLE_P(x) RECORDP (x, uint8_byte_table)
42 #define GC_UINT8_BYTE_TABLE_P(x) GC_RECORDP (x, uint8_byte_table)
43 /* #define CHECK_UINT8_BYTE_TABLE(x) CHECK_RECORD (x, uint8_byte_table)
44 char table entries should never escape to Lisp */
47 struct Lisp_Uint16_Byte_Table
49 struct lcrecord_header header;
51 unsigned short property[256];
53 typedef struct Lisp_Uint16_Byte_Table Lisp_Uint16_Byte_Table;
55 DECLARE_LRECORD (uint16_byte_table, Lisp_Uint16_Byte_Table);
56 #define XUINT16_BYTE_TABLE(x) \
57 XRECORD (x, uint16_byte_table, Lisp_Uint16_Byte_Table)
58 #define XSETUINT16_BYTE_TABLE(x, p) XSETRECORD (x, p, uint16_byte_table)
59 #define UINT16_BYTE_TABLE_P(x) RECORDP (x, uint16_byte_table)
60 #define GC_UINT16_BYTE_TABLE_P(x) GC_RECORDP (x, uint16_byte_table)
61 /* #define CHECK_UINT16_BYTE_TABLE(x) CHECK_RECORD (x, uint16_byte_table)
62 char table entries should never escape to Lisp */
65 struct Lisp_Byte_Table
67 struct lcrecord_header header;
69 Lisp_Object property[256];
71 typedef struct Lisp_Byte_Table Lisp_Byte_Table;
73 DECLARE_LRECORD (byte_table, Lisp_Byte_Table);
74 #define XBYTE_TABLE(x) XRECORD (x, byte_table, Lisp_Byte_Table)
75 #define XSETBYTE_TABLE(x, p) XSETRECORD (x, p, byte_table)
76 #define BYTE_TABLE_P(x) RECORDP (x, byte_table)
77 #define GC_BYTE_TABLE_P(x) GC_RECORDP (x, byte_table)
78 /* #define CHECK_BYTE_TABLE(x) CHECK_RECORD (x, byte_table)
79 char table entries should never escape to Lisp */
82 struct Lisp_Char_ID_Table
84 struct lcrecord_header header;
88 typedef struct Lisp_Char_ID_Table Lisp_Char_ID_Table;
90 DECLARE_LRECORD (char_id_table, Lisp_Char_ID_Table);
91 #define XCHAR_ID_TABLE(x) XRECORD (x, char_id_table, Lisp_Char_ID_Table)
92 #define XSETCHAR_ID_TABLE(x, p) XSETRECORD (x, p, char_id_table)
93 #define CHAR_ID_TABLE_P(x) RECORDP (x, char_id_table)
94 #define GC_CHAR_ID_TABLE_P(x) GC_RECORDP (x, char_id_table)
95 /* #define CHECK_CHAR_ID_TABLE(x) CHECK_RECORD (x, char_id_table)
96 char table entries should never escape to Lisp */
99 Lisp_Object get_char_id_table (Emchar ch, Lisp_Object table);
102 extern Lisp_Object Vcharset_mojikyo;
103 extern Lisp_Object Vcharset_mojikyo_2022_1;
104 extern Lisp_Object Vcharset_latin_jisx0201;
107 /************************************************************************/
108 /* Definition of leading bytes */
109 /************************************************************************/
111 typedef short Charset_ID;
113 #define MIN_LEADING_BYTE -0x60
114 #define CHARSET_ID_OFFSET 0x00
117 #define LEADING_BYTE_UCS (CHARSET_ID_OFFSET - 1)
119 /* represent normal 80-9F */
120 #define LEADING_BYTE_CONTROL_1 (CHARSET_ID_OFFSET - 2)
122 /* ISO/IEC 10646 BMP */
123 #define LEADING_BYTE_UCS_BMP (CHARSET_ID_OFFSET - 3)
125 /* ISO/IEC 10646 for CNS */
126 #define LEADING_BYTE_UCS_CNS (CHARSET_ID_OFFSET - 5)
128 /* Japanese JIS X0208-1990 2/4 2/{(8),9,10,11} 4/2 (B) */
129 #define LEADING_BYTE_JAPANESE_JISX0208_1990 (CHARSET_ID_OFFSET - 6)
132 #define LEADING_BYTE_LATIN_VISCII (CHARSET_ID_OFFSET - 7)
134 /* MULE VISCII-LOWER (CHARSET_ID_OFFSET_96 + '1') */
135 #define LEADING_BYTE_LATIN_VISCII_LOWER (CHARSET_ID_OFFSET - 8)
137 /* MULE VISCII-UPPER (CHARSET_ID_OFFSET_96 + '2') */
138 #define LEADING_BYTE_LATIN_VISCII_UPPER (CHARSET_ID_OFFSET - 9)
140 #define LEADING_BYTE_CHINESE_BIG5 (CHARSET_ID_OFFSET - 10)
142 /* Big5 Level 1 2/4 2/{(8),9,10,11} 4/0 '0' */
143 #define LEADING_BYTE_CHINESE_BIG5_1 (CHARSET_ID_OFFSET - 11)
145 /* Big5 Level 2 2/4 2/{(8),9,10,11} 4/0 '1' */
146 #define LEADING_BYTE_CHINESE_BIG5_2 (CHARSET_ID_OFFSET - 12)
148 #define LEADING_BYTE_ETHIOPIC_UCS (CHARSET_ID_OFFSET - 13)
150 #define LEADING_BYTE_DAIKANWA (CHARSET_ID_OFFSET - 14)
151 #define LEADING_BYTE_DAIKANWA_EKANJI (CHARSET_ID_OFFSET - 15)
153 #define LEADING_BYTE_GT (CHARSET_ID_OFFSET - 18)
154 #define LEADING_BYTE_GT_PJ_1 (CHARSET_ID_OFFSET - 21)
155 #define LEADING_BYTE_GT_PJ_2 (CHARSET_ID_OFFSET - 22)
156 #define LEADING_BYTE_GT_PJ_3 (CHARSET_ID_OFFSET - 23)
157 #define LEADING_BYTE_GT_PJ_4 (CHARSET_ID_OFFSET - 24)
158 #define LEADING_BYTE_GT_PJ_5 (CHARSET_ID_OFFSET - 25)
159 #define LEADING_BYTE_GT_PJ_6 (CHARSET_ID_OFFSET - 26)
160 #define LEADING_BYTE_GT_PJ_7 (CHARSET_ID_OFFSET - 27)
161 #define LEADING_BYTE_GT_PJ_8 (CHARSET_ID_OFFSET - 28)
162 #define LEADING_BYTE_GT_PJ_9 (CHARSET_ID_OFFSET - 29)
163 #define LEADING_BYTE_GT_PJ_10 (CHARSET_ID_OFFSET - 30)
164 #define LEADING_BYTE_GT_PJ_11 (CHARSET_ID_OFFSET - 31)
166 #define LEADING_BYTE_MOJIKYO (CHARSET_ID_OFFSET - 38)
167 #define LEADING_BYTE_MOJIKYO_2022_1 (CHARSET_ID_OFFSET - 39)
168 #define LEADING_BYTE_MOJIKYO_2022_2 (CHARSET_ID_OFFSET - 40)
170 /* Konjaku-Mojikyo font (for pseudo-JIS X 0208 encoding) */
171 #define LEADING_BYTE_MOJIKYO_PJ_1 (CHARSET_ID_OFFSET - 41)
172 #define LEADING_BYTE_MOJIKYO_PJ_2 (CHARSET_ID_OFFSET - 42)
173 #define LEADING_BYTE_MOJIKYO_PJ_3 (CHARSET_ID_OFFSET - 43)
174 #define LEADING_BYTE_MOJIKYO_PJ_4 (CHARSET_ID_OFFSET - 44)
175 #define LEADING_BYTE_MOJIKYO_PJ_5 (CHARSET_ID_OFFSET - 45)
176 #define LEADING_BYTE_MOJIKYO_PJ_6 (CHARSET_ID_OFFSET - 46)
177 #define LEADING_BYTE_MOJIKYO_PJ_7 (CHARSET_ID_OFFSET - 47)
178 #define LEADING_BYTE_MOJIKYO_PJ_8 (CHARSET_ID_OFFSET - 48)
179 #define LEADING_BYTE_MOJIKYO_PJ_9 (CHARSET_ID_OFFSET - 49)
180 #define LEADING_BYTE_MOJIKYO_PJ_10 (CHARSET_ID_OFFSET - 50)
181 #define LEADING_BYTE_MOJIKYO_PJ_11 (CHARSET_ID_OFFSET - 51)
182 #define LEADING_BYTE_MOJIKYO_PJ_12 (CHARSET_ID_OFFSET - 52)
183 #define LEADING_BYTE_MOJIKYO_PJ_13 (CHARSET_ID_OFFSET - 53)
184 #define LEADING_BYTE_MOJIKYO_PJ_14 (CHARSET_ID_OFFSET - 54)
185 #define LEADING_BYTE_MOJIKYO_PJ_15 (CHARSET_ID_OFFSET - 55)
186 #define LEADING_BYTE_MOJIKYO_PJ_16 (CHARSET_ID_OFFSET - 56)
187 #define LEADING_BYTE_MOJIKYO_PJ_17 (CHARSET_ID_OFFSET - 57)
188 #define LEADING_BYTE_MOJIKYO_PJ_18 (CHARSET_ID_OFFSET - 58)
189 #define LEADING_BYTE_MOJIKYO_PJ_19 (CHARSET_ID_OFFSET - 59)
190 #define LEADING_BYTE_MOJIKYO_PJ_20 (CHARSET_ID_OFFSET - 60)
191 #define LEADING_BYTE_MOJIKYO_PJ_21 (CHARSET_ID_OFFSET - 61)
193 #define MIN_LEADING_BYTE_PRIVATE MIN_LEADING_BYTE
194 #define MAX_LEADING_BYTE_PRIVATE (CHARSET_ID_OFFSET - 62)
197 /* #define CHARSET_ID_OFFSET_94 (CHARSET_ID_OFFSET - '0') */
199 /* #define MIN_CHARSET_ID_PRIVATE_94 (CHARSET_ID_OFFSET_94 + '0') */
200 /* #define MAX_CHARSET_ID_PRIVATE_94 (CHARSET_ID_OFFSET_94 + '?') */
203 #define LEADING_BYTE_ASCII 6 /* (CHARSET_ID_OFFSET_94 + 'B') */
205 /* Right half of JIS X0201-1976 */
206 #define LEADING_BYTE_KATAKANA_JISX0201 13 /* (CHARSET_ID_OFFSET_94 + 'I') */
208 /* Left half of JIS X0201-1976 */
209 #define LEADING_BYTE_LATIN_JISX0201 14 /* (CHARSET_ID_OFFSET_94 + 'J') */
212 /* #define CHARSET_ID_OFFSET_96 (CHARSET_ID_OFFSET_94 + 80) */
214 /* Right half of ISO 8859-1 */
215 #define LEADING_BYTE_LATIN_ISO8859_1 100 /* (CHARSET_ID_OFFSET_96 + 'A') */
217 /* Right half of ISO 8859-2 */
218 #define LEADING_BYTE_LATIN_ISO8859_2 101 /* (CHARSET_ID_OFFSET_96 + 'B') */
220 /* Right half of ISO 8859-3 */
221 #define LEADING_BYTE_LATIN_ISO8859_3 109 /* (CHARSET_ID_OFFSET_96 + 'C') */
223 /* Right half of ISO 8859-4 */
224 #define LEADING_BYTE_LATIN_ISO8859_4 110 /* (CHARSET_ID_OFFSET_96 + 'D') */
226 /* Right half of ISO 8859-7 */
227 #define LEADING_BYTE_GREEK_ISO8859_7 126 /* (CHARSET_ID_OFFSET_96 + 'F') */
229 /* Right half of ISO 8859-6 */
230 #define LEADING_BYTE_ARABIC_ISO8859_6 127 /* (CHARSET_ID_OFFSET_96 + 'G') */
232 /* Right half of ISO 8859-8 */
233 #define LEADING_BYTE_HEBREW_ISO8859_8 138 /* (CHARSET_ID_OFFSET_96 + 'H') */
235 /* Right half of ISO 8859-5 */
236 #define LEADING_BYTE_CYRILLIC_ISO8859_5 144 /* (CHARSET_ID_OFFSET_96 + 'L') */
238 /* Right half of ISO 8859-9 */
239 #define LEADING_BYTE_LATIN_ISO8859_9 148 /* (CHARSET_ID_OFFSET_96 + 'M') */
242 #define LEADING_BYTE_THAI_TIS620 166 /* (CHARSET_ID_OFFSET_96 + 'T') */
244 /* Right-hand Part of the VSCII-2 (TCVN 5712:1983) */
245 #define LEADING_BYTE_LATIN_TCVN5712 180 /* F = 5/10 0x5A `Z' */
248 /* #define CHARSET_ID_OFFSET_94x94 (CHARSET_ID_OFFSET_96 + 80) */
250 /* #define MIN_LEADING_BYTE_PRIVATE_2 ('0' + CHARSET_ID_OFFSET_94x94) */
251 /* #define MAX_LEADING_BYTE_PRIVATE_2 ('?' + CHARSET_ID_OFFSET_94x94) */
253 /* Japanese JIS X0208-1978 2/4 2/{(8),9,10,11} 4/0 (@) */
254 #define LEADING_BYTE_JAPANESE_JISX0208_1978 42
256 /* Chinese Hanzi GB2312-1980 2/4 2/{(8),9,10,11} 4/1 (A) */
257 #define LEADING_BYTE_CHINESE_GB2312 58
259 /* Japanese JIS X0208-1983 2/4 2/{(8),9,10,11} 4/2 (B) */
260 #define LEADING_BYTE_JAPANESE_JISX0208 87
262 /* Hangul KS C5601-1987 2/4 2/{8,9,10,11} 4/3 (C) */
263 #define LEADING_BYTE_KOREAN_KSC5601 149
265 /* Japanese JIS X0212-1990 2/4 2/{8,9,10,11} 4/4 (D) */
266 #define LEADING_BYTE_JAPANESE_JISX0212 159
268 /* CCITT Extended GB 2/4 2/{8,9,10,11} 4/5 (E) */
269 #define LEADING_BYTE_CHINESE_CCITT_GB 165
271 /* Chinese CNS11643 Set 1 2/4 2/{8,9,10,11} 4/7 (G) */
272 #define LEADING_BYTE_CHINESE_CNS11643_1 171
274 /* Chinese CNS11643 Set 2 2/4 2/{8,9,10,11} 4/8 (H) */
275 #define LEADING_BYTE_CHINESE_CNS11643_2 172
277 /* Chinese CNS11643 Set 3 2/4 2/{8,9,10,11} 4/9 (I) */
278 #define LEADING_BYTE_CHINESE_CNS11643_3 183
280 /* Chinese CNS11643 Set 4 2/4 2/{8,9,10,11} 4/10 (J) */
281 #define LEADING_BYTE_CHINESE_CNS11643_4 184
283 /* Chinese CNS11643 Set 5 2/4 2/{8,9,10,11} 4/11 (K) */
284 #define LEADING_BYTE_CHINESE_CNS11643_5 185
286 /* Chinese CNS11643 Set 6 2/4 2/{8,9,10,11} 4/12 (L) */
287 #define LEADING_BYTE_CHINESE_CNS11643_6 186
289 /* Chinese CNS11643 Set 7 2/4 2/{8,9,10,11} 4/13 (M) */
290 #define LEADING_BYTE_CHINESE_CNS11643_7 187
292 /* DPRK Hangul KPS 9566-1997 2/4 2/{8,9,10,11} 4/14 (N) */
293 #define LEADING_BYTE_KOREAN_KPS9566 202
296 #define NUM_LEADING_BYTES (80 * 3 - MIN_LEADING_BYTE)
299 /************************************************************************/
300 /* Information about a particular character set */
301 /************************************************************************/
305 struct lcrecord_header header;
309 Lisp_Object doc_string;
310 Lisp_Object registry;
311 Lisp_Object short_name;
312 Lisp_Object long_name;
314 Lisp_Object reverse_direction_charset;
316 Lisp_Object ccl_program;
318 /* Final byte of this character set in ISO2022 designating escape sequence */
321 /* Number of columns a character in this charset takes up, on TTY
322 devices. Not used for X devices. */
323 unsigned int columns;
325 /* Direction of this character set */
326 unsigned int direction;
328 /* Number of bytes used in encoding of this character set (1 .. 4) */
329 unsigned short dimension;
331 /* Number of chars in each dimension (94, 96, 128, 256) */
332 unsigned short chars;
334 /* Which half of font to be used to display this character set */
335 unsigned int graphic;
337 /* Code-point->character mapping table */
338 Lisp_Object decoding_table;
340 /* Character->code-point mapping table */
341 Lisp_Object encoding_table;
343 /* Range of character code */
344 Emchar ucs_min, ucs_max;
346 /* Offset for external code */
349 /* Offset for each byte */
352 typedef struct Lisp_Charset Lisp_Charset;
354 DECLARE_LRECORD (charset, Lisp_Charset);
355 #define XCHARSET(x) XRECORD (x, charset, Lisp_Charset)
356 #define XSETCHARSET(x, p) XSETRECORD (x, p, charset)
357 #define CHARSETP(x) RECORDP (x, charset)
358 #define GC_CHARSETP(x) GC_RECORDP (x, charset)
359 #define CHECK_CHARSET(x) CHECK_RECORD (x, charset)
360 #define CONCHECK_CHARSET(x) CONCHECK_RECORD (x, charset)
362 #define CHARSET_LEFT_TO_RIGHT 0
363 #define CHARSET_RIGHT_TO_LEFT 1
365 /* Leading byte and id have been regrouped. -- OG */
366 #define CHARSET_ID(cs) ((cs)->id)
367 #define CHARSET_LEADING_BYTE(cs) (CHARSET_ID(cs))
368 #define CHARSET_NAME(cs) ((cs)->name)
369 #define CHARSET_SHORT_NAME(cs) ((cs)->short_name)
370 #define CHARSET_LONG_NAME(cs) ((cs)->long_name)
371 #define CHARSET_COLUMNS(cs) ((cs)->columns)
372 #define CHARSET_GRAPHIC(cs) ((cs)->graphic)
373 #define CHARSET_DIRECTION(cs) ((cs)->direction)
374 #define CHARSET_FINAL(cs) ((cs)->final)
375 #define CHARSET_DOC_STRING(cs) ((cs)->doc_string)
376 #define CHARSET_REGISTRY(cs) ((cs)->registry)
377 #define CHARSET_CCL_PROGRAM(cs) ((cs)->ccl_program)
378 #define CHARSET_DIMENSION(cs) ((cs)->dimension)
379 #define CHARSET_CHARS(cs) ((cs)->chars)
380 #define CHARSET_REVERSE_DIRECTION_CHARSET(cs) ((cs)->reverse_direction_charset)
381 #define CHARSET_DECODING_TABLE(cs) ((cs)->decoding_table)
382 #define CHARSET_ENCODING_TABLE(cs) ((cs)->encoding_table)
383 #define CHARSET_UCS_MIN(cs) ((cs)->ucs_min)
384 #define CHARSET_UCS_MAX(cs) ((cs)->ucs_max)
385 #define CHARSET_CODE_OFFSET(cs) ((cs)->code_offset)
386 #define CHARSET_BYTE_OFFSET(cs) ((cs)->byte_offset)
389 #define XCHARSET_ID(cs) CHARSET_ID (XCHARSET (cs))
390 #define XCHARSET_NAME(cs) CHARSET_NAME (XCHARSET (cs))
391 #define XCHARSET_SHORT_NAME(cs) CHARSET_SHORT_NAME (XCHARSET (cs))
392 #define XCHARSET_LONG_NAME(cs) CHARSET_LONG_NAME (XCHARSET (cs))
393 #define XCHARSET_GRAPHIC(cs) CHARSET_GRAPHIC (XCHARSET (cs))
394 #define XCHARSET_DIRECTION(cs) CHARSET_DIRECTION (XCHARSET (cs))
395 #define XCHARSET_FINAL(cs) CHARSET_FINAL (XCHARSET (cs))
396 #define XCHARSET_DOC_STRING(cs) CHARSET_DOC_STRING (XCHARSET (cs))
397 #define XCHARSET_REGISTRY(cs) CHARSET_REGISTRY (XCHARSET (cs))
398 #define XCHARSET_LEADING_BYTE(cs) CHARSET_LEADING_BYTE (XCHARSET (cs))
399 #define XCHARSET_CCL_PROGRAM(cs) CHARSET_CCL_PROGRAM (XCHARSET (cs))
400 #define XCHARSET_DIMENSION(cs) CHARSET_DIMENSION (XCHARSET (cs))
401 #define XCHARSET_CHARS(cs) CHARSET_CHARS (XCHARSET (cs))
402 #define XCHARSET_REVERSE_DIRECTION_CHARSET(cs) \
403 CHARSET_REVERSE_DIRECTION_CHARSET (XCHARSET (cs))
404 #define XCHARSET_DECODING_TABLE(cs) CHARSET_DECODING_TABLE(XCHARSET(cs))
405 #define XCHARSET_ENCODING_TABLE(cs) CHARSET_ENCODING_TABLE(XCHARSET(cs))
406 #define XCHARSET_UCS_MIN(cs) CHARSET_UCS_MIN(XCHARSET(cs))
407 #define XCHARSET_UCS_MAX(cs) CHARSET_UCS_MAX(XCHARSET(cs))
408 #define XCHARSET_CODE_OFFSET(cs) CHARSET_CODE_OFFSET(XCHARSET(cs))
409 #define XCHARSET_BYTE_OFFSET(cs) CHARSET_BYTE_OFFSET(XCHARSET(cs))
411 struct charset_lookup {
412 /* Table of charsets indexed by (leading byte - 128). */
413 Lisp_Object charset_by_leading_byte[NUM_LEADING_BYTES];
415 /* Table of charsets indexed by type/final-byte/direction. */
416 Lisp_Object charset_by_attributes[4][128];
418 Charset_ID next_allocated_leading_byte;
421 extern struct charset_lookup *chlook;
423 #ifdef ERROR_CHECK_TYPECHECK
424 /* int not Bufbyte even though that is the actual type of a leading byte.
425 This way, out-ot-range values will get caught rather than automatically
427 INLINE_HEADER Lisp_Object CHARSET_BY_LEADING_BYTE (Charset_ID lb);
428 INLINE_HEADER Lisp_Object
429 CHARSET_BY_LEADING_BYTE (Charset_ID lb)
431 assert (lb >= MIN_LEADING_BYTE &&
432 lb < (MIN_LEADING_BYTE + NUM_LEADING_BYTES));
433 return chlook->charset_by_leading_byte[lb - MIN_LEADING_BYTE];
438 #define CHARSET_BY_LEADING_BYTE(lb) \
439 (chlook->charset_by_leading_byte[(lb) - MIN_LEADING_BYTE])
443 INLINE_HEADER Lisp_Object
444 CHARSET_BY_ATTRIBUTES (int chars, int dimension, int final, int dir);
445 INLINE_HEADER Lisp_Object
446 CHARSET_BY_ATTRIBUTES (int chars, int dimension, int final, int dir)
452 else if (chars == 96)
456 type += dimension == 1 ? 0 : 2;
457 return chlook->charset_by_attributes[type][final];
461 /************************************************************************/
462 /* Dealing with characters */
463 /************************************************************************/
465 #define MAX_CHAR_BASIC_LATIN 0x007F
468 #define MIN_CHAR_GREEK 0x0370
469 #define MAX_CHAR_GREEK 0x03CF
471 #define MIN_CHAR_CYRILLIC 0x0400
472 #define MAX_CHAR_CYRILLIC 0x045F
475 #define MIN_CHAR_HEBREW 0x0590
476 #define MAX_CHAR_HEBREW 0x05EF
478 #define MIN_CHAR_THAI 0x0E00
479 #define MAX_CHAR_THAI 0x0E5F
482 #define MIN_CHAR_HIRAGANA 0x3041
483 #define MAX_CHAR_HIRAGANA 0x3093
485 #define MIN_CHAR_KATAKANA 0x30A1
486 #define MAX_CHAR_KATAKANA 0x30F6
489 #define MIN_CHAR_HALFWIDTH_KATAKANA 0xFF61
490 #define MAX_CHAR_HALFWIDTH_KATAKANA 0xFF9F
492 #define MAX_CHAR_BMP 0x00FFFF
494 #define MIN_CHAR_DAIKANWA 0x00E00000
495 #define MAX_CHAR_DAIKANWA (MIN_CHAR_DAIKANWA + 50100) /* 0xE0FFFF */
496 #define MIN_CHAR_MOJIKYO_0 MIN_CHAR_DAIKANWA
497 #define MAX_CHAR_MOJIKYO_0 (MIN_CHAR_MOJIKYO_0 + 94 * 60 * 22)
499 #define MIN_CHAR_94 0xE90940
500 #define MAX_CHAR_94 (MIN_CHAR_94 + 94 * 80 - 1)
501 #define MIN_CHAR_96 (MIN_CHAR_94 + 94 * 80)
502 #define MAX_CHAR_96 (MIN_CHAR_96 + 96 * 80 - 1)
504 #define MIN_CHAR_94x94 0xE9F6C0
505 #define MIN_CHAR_JIS_X0208_1990 (MIN_CHAR_94x94 + 94 * 94 * 79)
506 #define MAX_CHAR_94x94 (MIN_CHAR_94x94 + 94 * 94 * 80 - 1)
507 #define MAX_CHAR_JIS_X0208_1990 MAX_CHAR_94x94
508 #define MIN_CHAR_96x96 0xF4C000
509 #define MAX_CHAR_96x96 (MIN_CHAR_96x96 + 96 * 96 * 80 - 1)
511 #define MIN_CHAR_MOJIKYO 0x60000000
512 #define MAX_CHAR_MOJIKYO (MIN_CHAR_MOJIKYO + 94 * 60 * 22)
513 #define MIN_CHAR_GT 0x61000000
514 #define MAX_CHAR_GT (MIN_CHAR_GT + 66773)
516 Emchar make_builtin_char (Lisp_Object charset, int c1, int c2);
519 DECODE_MOJIKYO_2022 (unsigned char b1, unsigned char b2, unsigned char b3);
521 DECODE_MOJIKYO_2022 (unsigned char b1, unsigned char b2, unsigned char b3)
525 else if (b2 < 16 + 32 + 30)
527 (b1 - 33) * (94 * 60)
528 + (b2 - (16 + 32)) * 94
531 else if (b2 < 18 + 32 + 30)
533 else if (b2 < 18 + 32 + 60)
535 (b1 - 33) * (94 * 60)
536 + (b2 - (18 + 32)) * 94
543 INLINE_HEADER Emchar DECODE_CHAR (Lisp_Object charset, int code_point);
545 DECODE_CHAR (Lisp_Object charset, int code_point)
547 int dim = XCHARSET_DIMENSION (charset);
548 Lisp_Object decoding_table = XCHARSET_DECODING_TABLE (charset);
555 if ( VECTORP (decoding_table)
556 && ( 0 <= (idx = ((code_point >> (dim * 8))
557 & 255) - XCHARSET_BYTE_OFFSET (charset)) )
558 && ( idx < XVECTOR_LENGTH (decoding_table) )
559 && !NILP (ch = XVECTOR_DATA(decoding_table)[idx]) )
569 if (XCHARSET_DIMENSION (charset) == 1)
570 return make_builtin_char (charset, code_point, 0);
571 else if (EQ (charset, Vcharset_mojikyo_2022_1))
575 ((unsigned char)(code_point >> 16),
576 (unsigned char)(code_point >> 8),
577 (unsigned char) code_point);
580 return DECODE_CHAR (Vcharset_mojikyo, m);
586 int plane = LEADING_BYTE_MOJIKYO_PJ_1 - XCHARSET_ID (charset);
588 if ( (0 <= plane) && (plane <= 21) )
590 int m = DECODE_MOJIKYO_2022 (plane + 33,
592 (unsigned char)code_point);
594 return DECODE_CHAR (Vcharset_mojikyo, m);
599 return make_builtin_char (charset, code_point >> 8, code_point & 255);
603 /* Return a character whose charset is CHARSET and position-codes
604 are C1 and C2. TYPE9N character ignores C2. */
606 INLINE_HEADER Emchar MAKE_CHAR (Lisp_Object charset, int c1, int c2);
608 MAKE_CHAR (Lisp_Object charset, int c1, int c2)
610 if (XCHARSET_DIMENSION (charset) == 1)
611 return DECODE_CHAR (charset, c1);
613 return DECODE_CHAR (charset, (c1 << 8) | c2);
616 extern Lisp_Object Vcharacter_attribute_table;
618 int encode_builtin_char_1 (Emchar c, Lisp_Object* charset);
619 int range_charset_code_point (Lisp_Object charset, Emchar ch);
621 INLINE_HEADER int charset_code_point (Lisp_Object charset, Emchar ch);
623 charset_code_point (Lisp_Object charset, Emchar ch)
625 Lisp_Object encoding_table = XCHARSET_ENCODING_TABLE (charset);
628 if ( CHAR_ID_TABLE_P (encoding_table)
629 && INTP (ret = get_char_id_table (ch, encoding_table)) )
632 return range_charset_code_point (charset, ch);
635 extern Lisp_Object Vdefault_coded_charset_priority_list;
636 EXFUN (Ffind_charset, 1);
638 INLINE_HEADER int encode_char_1 (Emchar ch, Lisp_Object* charset);
640 encode_char_1 (Emchar ch, Lisp_Object* charset)
642 Lisp_Object charsets = Vdefault_coded_charset_priority_list;
644 while (!NILP (charsets))
646 *charset = Ffind_charset (Fcar (charsets));
647 if (!NILP (*charset))
649 Lisp_Object encoding_table = XCHARSET_ENCODING_TABLE (*charset);
652 if ( CHAR_ID_TABLE_P (encoding_table)
653 && INTP (ret = get_char_id_table (ch, encoding_table)) )
657 int code_point = range_charset_code_point (*charset, ch);
663 charsets = Fcdr (charsets);
666 /* otherwise --- maybe for bootstrap */
667 return encode_builtin_char_1 (ch, charset);
670 #define ENCODE_CHAR(ch, charset) encode_char_1 (ch, &(charset))
673 breakup_char_1 (Emchar c, Lisp_Object *charset, int *c1, int *c2);
675 breakup_char_1 (Emchar c, Lisp_Object *charset, int *c1, int *c2)
677 int code_point = encode_char_1 (c, charset);
681 int dim = XCHARSET_DIMENSION (*charset);
688 else /* if (dim == 2) */
690 *c1 = code_point >> 8;
691 *c2 = code_point & 255;
699 #define BREAKUP_CHAR(ch, charset, b1, b2) \
700 breakup_char_1 (ch, &(charset), &(b1), &(b2))
702 INLINE_HEADER Lisp_Object CHAR_CHARSET (Emchar ch);
703 INLINE_HEADER Lisp_Object
704 CHAR_CHARSET (Emchar ch)
708 ENCODE_CHAR (ch, charset);
712 #define CHAR_CHARSET_ID(c) (XCHARSET_ID(CHAR_CHARSET(c)))
713 #define CHAR_COLUMNS(c) (CHARSET_COLUMNS(XCHARSET(CHAR_CHARSET(c))))
722 INLINE_HEADER Charc CHAR_TO_CHARC (Emchar ch);
724 CHAR_TO_CHARC (Emchar ch)
728 cc.code_point = encode_char_1 (ch, &cc.charset);
729 if (EQ (cc.charset, Vcharset_mojikyo))
731 int plane, byte1, byte2;
734 plane = cc.code_point / (94 * 60);
735 byte1 = (cc.code_point % (94 * 60)) / 94;
740 byte2 = cc.code_point % 94 + 33;
742 = CHARSET_BY_LEADING_BYTE (LEADING_BYTE_MOJIKYO_PJ_1 - plane);
743 cc.code_point = (byte1 << 8) | byte2;
749 /************************************************************************/
750 /* Exported functions */
751 /************************************************************************/
753 EXFUN (Fget_charset, 1);
755 extern Lisp_Object Vcharset_chinese_big5;
756 extern Lisp_Object Vcharset_chinese_big5_1;
757 extern Lisp_Object Vcharset_chinese_big5_2;
758 extern Lisp_Object Vcharset_japanese_jisx0208;
759 extern Lisp_Object Vcharset_japanese_jisx0208_1990;
760 extern Lisp_Object Vcharset_japanese_jisx0212;
762 #endif /* INCLUDED_char_ucs_h_ */