This repository has been archived by the owner on Aug 17, 2024. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 5
/
CFBuiltinConverters.c
1197 lines (1108 loc) · 46 KB
/
CFBuiltinConverters.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
* Copyright (c) 2012 Apple Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
/* CFBuiltinConverters.c
Copyright (c) 1999-2012, Apple Inc. All rights reserved.
Responsibility: Aki Inoue
*/
#include "CFStringEncodingConverterExt.h"
#include "CFUniChar.h"
#include "CFUnicodeDecomposition.h"
#include "CFUnicodePrecomposition.h"
#include "CFStringEncodingConverterPriv.h"
#include "CFInternal.h"
#define ParagraphSeparator 0x2029
#define ASCIINewLine 0x0a
static int8_t __CFMapsParagraphSeparator = -1;
CF_INLINE bool __CFIsParagraphSeparator(UTF16Char character) {
if (-1 == __CFMapsParagraphSeparator) __CFMapsParagraphSeparator = (1 ? false : true);
return ((__CFMapsParagraphSeparator && (ParagraphSeparator == character)) ? true : false);
}
/* Precomposition */
static const uint32_t __CFLatin1CombiningCharBitmap[] = { // 0x300 ~ 0x35FF
0xFBB94010, 0x01800000, 0x0000000,
};
bool CFStringEncodingIsValidCombiningCharacterForLatin1(UniChar character) {
return ((character >= 0x300) && (character < 0x360) && (__CFLatin1CombiningCharBitmap[(character - 0x300) / 32] & (1 << (31 - ((character - 0x300) % 32)))) ? true : false);
}
UniChar CFStringEncodingPrecomposeLatinCharacter(const UniChar *character, CFIndex numChars, CFIndex *usedChars) {
if (numChars > 0) {
UTF32Char ch = *(character++), nextCh, composedChar;
CFIndex usedCharLen = 1;
if (CFUniCharIsSurrogateHighCharacter(ch) || CFUniCharIsSurrogateLowCharacter(ch)) {
if (usedChars) (*usedChars) = usedCharLen;
return ch;
}
while (usedCharLen < numChars) {
nextCh = *(character++);
if (CFUniCharIsSurrogateHighCharacter(nextCh) || CFUniCharIsSurrogateLowCharacter(nextCh)) break;
if (CFUniCharIsMemberOf(nextCh, kCFUniCharNonBaseCharacterSet) && ((composedChar = CFUniCharPrecomposeCharacter(ch, nextCh)) != 0xFFFD)) {
if (composedChar > 0xFFFF) { // Non-base
break;
} else {
ch = composedChar;
}
} else {
break;
}
++usedCharLen;
}
if (usedChars) (*usedChars) = usedCharLen;
if (usedCharLen > 1) return ch;
}
return 0xFFFD;
}
/* ASCII */
static bool __CFToASCII(uint32_t flags, UniChar character, uint8_t *byte) {
if (character < 0x80) {
*byte = (uint8_t)character;
} else if (__CFIsParagraphSeparator(character)) {
*byte = ASCIINewLine;
} else {
return false;
}
return true;
}
static bool __CFFromASCII(uint32_t flags, uint8_t byte, UniChar *character) {
if (byte < 0x80) {
*character = (UniChar)byte;
return true;
} else {
return false;
}
}
__private_extern__ const CFStringEncodingConverter __CFConverterASCII = {
__CFToASCII, __CFFromASCII, 1, 1, kCFStringEncodingConverterCheapEightBit,
NULL, NULL, NULL, NULL, NULL, NULL,
};
/* ISO Latin 1 (8859-1) */
static bool __CFToISOLatin1(uint32_t flags, UniChar character, uint8_t *byte) {
if (character <= 0xFF) {
*byte = (uint8_t)character;
} else if (__CFIsParagraphSeparator(character)) {
*byte = ASCIINewLine;
} else {
return false;
}
return true;
}
static bool __CFFromISOLatin1(uint32_t flags, uint8_t byte, UniChar *character) {
*character = (UniChar)byte;
return true;
}
static CFIndex __CFToISOLatin1Precompose(uint32_t flags, const UniChar *character, CFIndex numChars, uint8_t *bytes, CFIndex maxByteLen, CFIndex *usedByteLen) {
uint8_t byte;
CFIndex usedCharLen;
if (__CFToISOLatin1(flags, CFStringEncodingPrecomposeLatinCharacter(character, numChars, &usedCharLen), &byte) && byte && (usedCharLen > 1)) {
if (maxByteLen) *bytes = byte;
*usedByteLen = 1;
return usedCharLen;
} else {
return 0;
}
}
__private_extern__ const CFStringEncodingConverter __CFConverterISOLatin1 = {
__CFToISOLatin1, __CFFromISOLatin1, 1, 1, kCFStringEncodingConverterCheapEightBit,
NULL, NULL, NULL, NULL, __CFToISOLatin1Precompose, CFStringEncodingIsValidCombiningCharacterForLatin1,
};
/* Mac Roman */
#define NUM_MACROMAN_FROM_UNI 129
static const CFStringEncodingUnicodeTo8BitCharMap macRoman_from_uni[NUM_MACROMAN_FROM_UNI] = {
{ 0x00A0, 0xCA }, /* NO-BREAK SPACE */
{ 0x00A1, 0xC1 }, /* INVERTED EXCLAMATION MARK */
{ 0x00A2, 0xA2 }, /* CENT SIGN */
{ 0x00A3, 0xA3 }, /* POUND SIGN */
{ 0x00A5, 0xB4 }, /* YEN SIGN */
{ 0x00A7, 0xA4 }, /* SECTION SIGN */
{ 0x00A8, 0xAC }, /* DIAERESIS */
{ 0x00A9, 0xA9 }, /* COPYRIGHT SIGN */
{ 0x00AA, 0xBB }, /* FEMININE ORDINAL INDICATOR */
{ 0x00AB, 0xC7 }, /* LEFT-POINTING DOUBLE ANGLE QUOTATION MARK */
{ 0x00AC, 0xC2 }, /* NOT SIGN */
{ 0x00AE, 0xA8 }, /* REGISTERED SIGN */
{ 0x00AF, 0xF8 }, /* MACRON */
{ 0x00B0, 0xA1 }, /* DEGREE SIGN */
{ 0x00B1, 0xB1 }, /* PLUS-MINUS SIGN */
{ 0x00B4, 0xAB }, /* ACUTE ACCENT */
{ 0x00B5, 0xB5 }, /* MICRO SIGN */
{ 0x00B6, 0xA6 }, /* PILCROW SIGN */
{ 0x00B7, 0xE1 }, /* MIDDLE DOT */
{ 0x00B8, 0xFC }, /* CEDILLA */
{ 0x00BA, 0xBC }, /* MASCULINE ORDINAL INDICATOR */
{ 0x00BB, 0xC8 }, /* RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK */
{ 0x00BF, 0xC0 }, /* INVERTED QUESTION MARK */
{ 0x00C0, 0xCB }, /* LATIN CAPITAL LETTER A WITH GRAVE */
{ 0x00C1, 0xE7 }, /* LATIN CAPITAL LETTER A WITH ACUTE */
{ 0x00C2, 0xE5 }, /* LATIN CAPITAL LETTER A WITH CIRCUMFLEX */
{ 0x00C3, 0xCC }, /* LATIN CAPITAL LETTER A WITH TILDE */
{ 0x00C4, 0x80 }, /* LATIN CAPITAL LETTER A WITH DIAERESIS */
{ 0x00C5, 0x81 }, /* LATIN CAPITAL LETTER A WITH RING ABOVE */
{ 0x00C6, 0xAE }, /* LATIN CAPITAL LIGATURE AE */
{ 0x00C7, 0x82 }, /* LATIN CAPITAL LETTER C WITH CEDILLA */
{ 0x00C8, 0xE9 }, /* LATIN CAPITAL LETTER E WITH GRAVE */
{ 0x00C9, 0x83 }, /* LATIN CAPITAL LETTER E WITH ACUTE */
{ 0x00CA, 0xE6 }, /* LATIN CAPITAL LETTER E WITH CIRCUMFLEX */
{ 0x00CB, 0xE8 }, /* LATIN CAPITAL LETTER E WITH DIAERESIS */
{ 0x00CC, 0xED }, /* LATIN CAPITAL LETTER I WITH GRAVE */
{ 0x00CD, 0xEA }, /* LATIN CAPITAL LETTER I WITH ACUTE */
{ 0x00CE, 0xEB }, /* LATIN CAPITAL LETTER I WITH CIRCUMFLEX */
{ 0x00CF, 0xEC }, /* LATIN CAPITAL LETTER I WITH DIAERESIS */
{ 0x00D1, 0x84 }, /* LATIN CAPITAL LETTER N WITH TILDE */
{ 0x00D2, 0xF1 }, /* LATIN CAPITAL LETTER O WITH GRAVE */
{ 0x00D3, 0xEE }, /* LATIN CAPITAL LETTER O WITH ACUTE */
{ 0x00D4, 0xEF }, /* LATIN CAPITAL LETTER O WITH CIRCUMFLEX */
{ 0x00D5, 0xCD }, /* LATIN CAPITAL LETTER O WITH TILDE */
{ 0x00D6, 0x85 }, /* LATIN CAPITAL LETTER O WITH DIAERESIS */
{ 0x00D8, 0xAF }, /* LATIN CAPITAL LETTER O WITH STROKE */
{ 0x00D9, 0xF4 }, /* LATIN CAPITAL LETTER U WITH GRAVE */
{ 0x00DA, 0xF2 }, /* LATIN CAPITAL LETTER U WITH ACUTE */
{ 0x00DB, 0xF3 }, /* LATIN CAPITAL LETTER U WITH CIRCUMFLEX */
{ 0x00DC, 0x86 }, /* LATIN CAPITAL LETTER U WITH DIAERESIS */
{ 0x00DF, 0xA7 }, /* LATIN SMALL LETTER SHARP S */
{ 0x00E0, 0x88 }, /* LATIN SMALL LETTER A WITH GRAVE */
{ 0x00E1, 0x87 }, /* LATIN SMALL LETTER A WITH ACUTE */
{ 0x00E2, 0x89 }, /* LATIN SMALL LETTER A WITH CIRCUMFLEX */
{ 0x00E3, 0x8B }, /* LATIN SMALL LETTER A WITH TILDE */
{ 0x00E4, 0x8A }, /* LATIN SMALL LETTER A WITH DIAERESIS */
{ 0x00E5, 0x8C }, /* LATIN SMALL LETTER A WITH RING ABOVE */
{ 0x00E6, 0xBE }, /* LATIN SMALL LIGATURE AE */
{ 0x00E7, 0x8D }, /* LATIN SMALL LETTER C WITH CEDILLA */
{ 0x00E8, 0x8F }, /* LATIN SMALL LETTER E WITH GRAVE */
{ 0x00E9, 0x8E }, /* LATIN SMALL LETTER E WITH ACUTE */
{ 0x00EA, 0x90 }, /* LATIN SMALL LETTER E WITH CIRCUMFLEX */
{ 0x00EB, 0x91 }, /* LATIN SMALL LETTER E WITH DIAERESIS */
{ 0x00EC, 0x93 }, /* LATIN SMALL LETTER I WITH GRAVE */
{ 0x00ED, 0x92 }, /* LATIN SMALL LETTER I WITH ACUTE */
{ 0x00EE, 0x94 }, /* LATIN SMALL LETTER I WITH CIRCUMFLEX */
{ 0x00EF, 0x95 }, /* LATIN SMALL LETTER I WITH DIAERESIS */
{ 0x00F1, 0x96 }, /* LATIN SMALL LETTER N WITH TILDE */
{ 0x00F2, 0x98 }, /* LATIN SMALL LETTER O WITH GRAVE */
{ 0x00F3, 0x97 }, /* LATIN SMALL LETTER O WITH ACUTE */
{ 0x00F4, 0x99 }, /* LATIN SMALL LETTER O WITH CIRCUMFLEX */
{ 0x00F5, 0x9B }, /* LATIN SMALL LETTER O WITH TILDE */
{ 0x00F6, 0x9A }, /* LATIN SMALL LETTER O WITH DIAERESIS */
{ 0x00F7, 0xD6 }, /* DIVISION SIGN */
{ 0x00F8, 0xBF }, /* LATIN SMALL LETTER O WITH STROKE */
{ 0x00F9, 0x9D }, /* LATIN SMALL LETTER U WITH GRAVE */
{ 0x00FA, 0x9C }, /* LATIN SMALL LETTER U WITH ACUTE */
{ 0x00FB, 0x9E }, /* LATIN SMALL LETTER U WITH CIRCUMFLEX */
{ 0x00FC, 0x9F }, /* LATIN SMALL LETTER U WITH DIAERESIS */
{ 0x00FF, 0xD8 }, /* LATIN SMALL LETTER Y WITH DIAERESIS */
{ 0x0131, 0xF5 }, /* LATIN SMALL LETTER DOTLESS I */
{ 0x0152, 0xCE }, /* LATIN CAPITAL LIGATURE OE */
{ 0x0153, 0xCF }, /* LATIN SMALL LIGATURE OE */
{ 0x0178, 0xD9 }, /* LATIN CAPITAL LETTER Y WITH DIAERESIS */
{ 0x0192, 0xC4 }, /* LATIN SMALL LETTER F WITH HOOK */
{ 0x02C6, 0xF6 }, /* MODIFIER LETTER CIRCUMFLEX ACCENT */
{ 0x02C7, 0xFF }, /* CARON */
{ 0x02D8, 0xF9 }, /* BREVE */
{ 0x02D9, 0xFA }, /* DOT ABOVE */
{ 0x02DA, 0xFB }, /* RING ABOVE */
{ 0x02DB, 0xFE }, /* OGONEK */
{ 0x02DC, 0xF7 }, /* SMALL TILDE */
{ 0x02DD, 0xFD }, /* DOUBLE ACUTE ACCENT */
{ 0x03A9, 0xBD }, /* OHM SIGN (Canonical ?) */
{ 0x03C0, 0xB9 }, /* GREEK SMALL LETTER PI */
{ 0x2013, 0xD0 }, /* EN DASH */
{ 0x2014, 0xD1 }, /* EM DASH */
{ 0x2018, 0xD4 }, /* LEFT SINGLE QUOTATION MARK */
{ 0x2019, 0xD5 }, /* RIGHT SINGLE QUOTATION MARK */
{ 0x201A, 0xE2 }, /* SINGLE LOW-9 QUOTATION MARK */
{ 0x201C, 0xD2 }, /* LEFT DOUBLE QUOTATION MARK */
{ 0x201D, 0xD3 }, /* RIGHT DOUBLE QUOTATION MARK */
{ 0x201E, 0xE3 }, /* DOUBLE LOW-9 QUOTATION MARK */
{ 0x2020, 0xA0 }, /* DAGGER */
{ 0x2021, 0xE0 }, /* DOUBLE DAGGER */
{ 0x2022, 0xA5 }, /* BULLET */
{ 0x2026, 0xC9 }, /* HORIZONTAL ELLIPSIS */
{ 0x2030, 0xE4 }, /* PER MILLE SIGN */
{ 0x2039, 0xDC }, /* SINGLE LEFT-POINTING ANGLE QUOTATION MARK */
{ 0x203A, 0xDD }, /* SINGLE RIGHT-POINTING ANGLE QUOTATION MARK */
{ 0x2044, 0xDA }, /* FRACTION SLASH */
{ 0x20AC, 0xDB }, /* EURO SIGN */
{ 0x2122, 0xAA }, /* TRADE MARK SIGN */
{ 0x2126, 0xBD }, /* OHM SIGN */
{ 0x2202, 0xB6 }, /* PARTIAL DIFFERENTIAL */
{ 0x2206, 0xC6 }, /* INCREMENT */
{ 0x220F, 0xB8 }, /* N-ARY PRODUCT */
{ 0x2211, 0xB7 }, /* N-ARY SUMMATION */
{ 0x221A, 0xC3 }, /* SQUARE ROOT */
{ 0x221E, 0xB0 }, /* INFINITY */
{ 0x222B, 0xBA }, /* INTEGRAL */
{ 0x2248, 0xC5 }, /* ALMOST EQUAL TO */
{ 0x2260, 0xAD }, /* NOT EQUAL TO */
{ 0x2264, 0xB2 }, /* LESS-THAN OR EQUAL TO */
{ 0x2265, 0xB3 }, /* GREATER-THAN OR EQUAL TO */
{ 0x25CA, 0xD7 }, /* LOZENGE */
{ 0xF8FF, 0xF0 }, /* Apple logo */
{ 0xFB01, 0xDE }, /* LATIN SMALL LIGATURE FI */
{ 0xFB02, 0xDF }, /* LATIN SMALL LIGATURE FL */
};
static bool __CFToMacRoman(uint32_t flags, UniChar character, uint8_t *byte) {
if (character < 0x80) {
*byte = (uint8_t)character;
return true;
} else {
return CFStringEncodingUnicodeTo8BitEncoding(macRoman_from_uni, NUM_MACROMAN_FROM_UNI, character, byte);
}
}
static const UniChar macRoman_to_uni[128] = {
0x00C4, /* LATIN CAPITAL LETTER A WITH DIAERESIS */
0x00C5, /* LATIN CAPITAL LETTER A WITH RING ABOVE */
0x00C7, /* LATIN CAPITAL LETTER C WITH CEDILLA */
0x00C9, /* LATIN CAPITAL LETTER E WITH ACUTE */
0x00D1, /* LATIN CAPITAL LETTER N WITH TILDE */
0x00D6, /* LATIN CAPITAL LETTER O WITH DIAERESIS */
0x00DC, /* LATIN CAPITAL LETTER U WITH DIAERESIS */
0x00E1, /* LATIN SMALL LETTER A WITH ACUTE */
0x00E0, /* LATIN SMALL LETTER A WITH GRAVE */
0x00E2, /* LATIN SMALL LETTER A WITH CIRCUMFLEX */
0x00E4, /* LATIN SMALL LETTER A WITH DIAERESIS */
0x00E3, /* LATIN SMALL LETTER A WITH TILDE */
0x00E5, /* LATIN SMALL LETTER A WITH RING ABOVE */
0x00E7, /* LATIN SMALL LETTER C WITH CEDILLA */
0x00E9, /* LATIN SMALL LETTER E WITH ACUTE */
0x00E8, /* LATIN SMALL LETTER E WITH GRAVE */
0x00EA, /* LATIN SMALL LETTER E WITH CIRCUMFLEX */
0x00EB, /* LATIN SMALL LETTER E WITH DIAERESIS */
0x00ED, /* LATIN SMALL LETTER I WITH ACUTE */
0x00EC, /* LATIN SMALL LETTER I WITH GRAVE */
0x00EE, /* LATIN SMALL LETTER I WITH CIRCUMFLEX */
0x00EF, /* LATIN SMALL LETTER I WITH DIAERESIS */
0x00F1, /* LATIN SMALL LETTER N WITH TILDE */
0x00F3, /* LATIN SMALL LETTER O WITH ACUTE */
0x00F2, /* LATIN SMALL LETTER O WITH GRAVE */
0x00F4, /* LATIN SMALL LETTER O WITH CIRCUMFLEX */
0x00F6, /* LATIN SMALL LETTER O WITH DIAERESIS */
0x00F5, /* LATIN SMALL LETTER O WITH TILDE */
0x00FA, /* LATIN SMALL LETTER U WITH ACUTE */
0x00F9, /* LATIN SMALL LETTER U WITH GRAVE */
0x00FB, /* LATIN SMALL LETTER U WITH CIRCUMFLEX */
0x00FC, /* LATIN SMALL LETTER U WITH DIAERESIS */
0x2020, /* DAGGER */
0x00B0, /* DEGREE SIGN */
0x00A2, /* CENT SIGN */
0x00A3, /* POUND SIGN */
0x00A7, /* SECTION SIGN */
0x2022, /* BULLET */
0x00B6, /* PILCROW SIGN */
0x00DF, /* LATIN SMALL LETTER SHARP S */
0x00AE, /* REGISTERED SIGN */
0x00A9, /* COPYRIGHT SIGN */
0x2122, /* TRADE MARK SIGN */
0x00B4, /* ACUTE ACCENT */
0x00A8, /* DIAERESIS */
0x2260, /* NOT EQUAL TO */
0x00C6, /* LATIN CAPITAL LIGATURE AE */
0x00D8, /* LATIN CAPITAL LETTER O WITH STROKE */
0x221E, /* INFINITY */
0x00B1, /* PLUS-MINUS SIGN */
0x2264, /* LESS-THAN OR EQUAL TO */
0x2265, /* GREATER-THAN OR EQUAL TO */
0x00A5, /* YEN SIGN */
0x00B5, /* MICRO SIGN */
0x2202, /* PARTIAL DIFFERENTIAL */
0x2211, /* N-ARY SUMMATION */
0x220F, /* N-ARY PRODUCT */
0x03C0, /* GREEK SMALL LETTER PI */
0x222B, /* INTEGRAL */
0x00AA, /* FEMININE ORDINAL INDICATOR */
0x00BA, /* MASCULINE ORDINAL INDICATOR */
0x03A9, /* OHM SIGN (Canonical mapping) */
0x00E6, /* LATIN SMALL LIGATURE AE */
0x00F8, /* LATIN SMALL LETTER O WITH STROKE */
0x00BF, /* INVERTED QUESTION MARK */
0x00A1, /* INVERTED EXCLAMATION MARK */
0x00AC, /* NOT SIGN */
0x221A, /* SQUARE ROOT */
0x0192, /* LATIN SMALL LETTER F WITH HOOK */
0x2248, /* ALMOST EQUAL TO */
0x2206, /* INCREMENT */
0x00AB, /* LEFT-POINTING DOUBLE ANGLE QUOTATION MARK */
0x00BB, /* RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK */
0x2026, /* HORIZONTAL ELLIPSIS */
0x00A0, /* NO-BREAK SPACE */
0x00C0, /* LATIN CAPITAL LETTER A WITH GRAVE */
0x00C3, /* LATIN CAPITAL LETTER A WITH TILDE */
0x00D5, /* LATIN CAPITAL LETTER O WITH TILDE */
0x0152, /* LATIN CAPITAL LIGATURE OE */
0x0153, /* LATIN SMALL LIGATURE OE */
0x2013, /* EN DASH */
0x2014, /* EM DASH */
0x201C, /* LEFT DOUBLE QUOTATION MARK */
0x201D, /* RIGHT DOUBLE QUOTATION MARK */
0x2018, /* LEFT SINGLE QUOTATION MARK */
0x2019, /* RIGHT SINGLE QUOTATION MARK */
0x00F7, /* DIVISION SIGN */
0x25CA, /* LOZENGE */
0x00FF, /* LATIN SMALL LETTER Y WITH DIAERESIS */
0x0178, /* LATIN CAPITAL LETTER Y WITH DIAERESIS */
0x2044, /* FRACTION SLASH */
0x20AC, /* EURO SIGN */
0x2039, /* SINGLE LEFT-POINTING ANGLE QUOTATION MARK */
0x203A, /* SINGLE RIGHT-POINTING ANGLE QUOTATION MARK */
0xFB01, /* LATIN SMALL LIGATURE FI */
0xFB02, /* LATIN SMALL LIGATURE FL */
0x2021, /* DOUBLE DAGGER */
0x00B7, /* MIDDLE DOT */
0x201A, /* SINGLE LOW-9 QUOTATION MARK */
0x201E, /* DOUBLE LOW-9 QUOTATION MARK */
0x2030, /* PER MILLE SIGN */
0x00C2, /* LATIN CAPITAL LETTER A WITH CIRCUMFLEX */
0x00CA, /* LATIN CAPITAL LETTER E WITH CIRCUMFLEX */
0x00C1, /* LATIN CAPITAL LETTER A WITH ACUTE */
0x00CB, /* LATIN CAPITAL LETTER E WITH DIAERESIS */
0x00C8, /* LATIN CAPITAL LETTER E WITH GRAVE */
0x00CD, /* LATIN CAPITAL LETTER I WITH ACUTE */
0x00CE, /* LATIN CAPITAL LETTER I WITH CIRCUMFLEX */
0x00CF, /* LATIN CAPITAL LETTER I WITH DIAERESIS */
0x00CC, /* LATIN CAPITAL LETTER I WITH GRAVE */
0x00D3, /* LATIN CAPITAL LETTER O WITH ACUTE */
0x00D4, /* LATIN CAPITAL LETTER O WITH CIRCUMFLEX */
0xF8FF, /* Apple logo */
0x00D2, /* LATIN CAPITAL LETTER O WITH GRAVE */
0x00DA, /* LATIN CAPITAL LETTER U WITH ACUTE */
0x00DB, /* LATIN CAPITAL LETTER U WITH CIRCUMFLEX */
0x00D9, /* LATIN CAPITAL LETTER U WITH GRAVE */
0x0131, /* LATIN SMALL LETTER DOTLESS I */
0x02C6, /* MODIFIER LETTER CIRCUMFLEX ACCENT */
0x02DC, /* SMALL TILDE */
0x00AF, /* MACRON */
0x02D8, /* BREVE */
0x02D9, /* DOT ABOVE */
0x02DA, /* RING ABOVE */
0x00B8, /* CEDILLA */
0x02DD, /* DOUBLE ACUTE ACCENT */
0x02DB, /* OGONEK */
0x02C7, /* CARON */
};
static bool __CFFromMacRoman(uint32_t flags, uint8_t byte, UniChar *character) {
*character = (byte < 0x80 ? (UniChar)byte : macRoman_to_uni[byte - 0x80]);
return true;
}
static CFIndex __CFToMacRomanPrecompose(uint32_t flags, const UniChar *character, CFIndex numChars, uint8_t *bytes, CFIndex maxByteLen, CFIndex *usedByteLen) {
uint8_t byte;
CFIndex usedCharLen;
if (__CFToMacRoman(flags, CFStringEncodingPrecomposeLatinCharacter(character, numChars, &usedCharLen), &byte) && byte && (usedCharLen > 1)) {
if (maxByteLen) *bytes = byte;
*usedByteLen = 1;
return usedCharLen;
} else {
return 0;
}
}
__private_extern__ const CFStringEncodingConverter __CFConverterMacRoman = {
__CFToMacRoman, __CFFromMacRoman, 1, 1, kCFStringEncodingConverterCheapEightBit,
NULL, NULL, NULL, NULL, __CFToMacRomanPrecompose, CFStringEncodingIsValidCombiningCharacterForLatin1,
};
/* Win Latin1 (ANSI CodePage 1252) */
#define NUM_1252_FROM_UNI 27
static const CFStringEncodingUnicodeTo8BitCharMap cp1252_from_uni[NUM_1252_FROM_UNI] = {
{0x0152, 0x8C}, // LATIN CAPITAL LIGATURE OE
{0x0153, 0x9C}, // LATIN SMALL LIGATURE OE
{0x0160, 0x8A}, // LATIN CAPITAL LETTER S WITH CARON
{0x0161, 0x9A}, // LATIN SMALL LETTER S WITH CARON
{0x0178, 0x9F}, // LATIN CAPITAL LETTER Y WITH DIAERESIS
{0x017D, 0x8E}, // LATIN CAPITAL LETTER Z WITH CARON
{0x017E, 0x9E}, // LATIN SMALL LETTER Z WITH CARON
{0x0192, 0x83}, // LATIN SMALL LETTER F WITH HOOK
{0x02C6, 0x88}, // MODIFIER LETTER CIRCUMFLEX ACCENT
{0x02DC, 0x98}, // SMALL TILDE
{0x2013, 0x96}, // EN DASH
{0x2014, 0x97}, // EM DASH
{0x2018, 0x91}, // LEFT SINGLE QUOTATION MARK
{0x2019, 0x92}, // RIGHT SINGLE QUOTATION MARK
{0x201A, 0x82}, // SINGLE LOW-9 QUOTATION MARK
{0x201C, 0x93}, // LEFT DOUBLE QUOTATION MARK
{0x201D, 0x94}, // RIGHT DOUBLE QUOTATION MARK
{0x201E, 0x84}, // DOUBLE LOW-9 QUOTATION MARK
{0x2020, 0x86}, // DAGGER
{0x2021, 0x87}, // DOUBLE DAGGER
{0x2022, 0x95}, // BULLET
{0x2026, 0x85}, // HORIZONTAL ELLIPSIS
{0x2030, 0x89}, // PER MILLE SIGN
{0x2039, 0x8B}, // SINGLE LEFT-POINTING ANGLE QUOTATION MARK
{0x203A, 0x9B}, // SINGLE RIGHT-POINTING ANGLE QUOTATION MARK
{0x20AC, 0x80}, // EURO SIGN
{0x2122, 0x99}, // TRADE MARK SIGN
};
static bool __CFToWinLatin1(uint32_t flags, UniChar character, uint8_t *byte) {
if ((character < 0x80) || ((character > 0x9F) && (character <= 0x00FF))) {
*byte = (uint8_t)character;
return true;
}
return CFStringEncodingUnicodeTo8BitEncoding(cp1252_from_uni, NUM_1252_FROM_UNI, character, byte);
}
static const uint16_t cp1252_to_uni[32] = {
0x20AC, // EURO SIGN
0xFFFD, // NOT USED
0x201A, // SINGLE LOW-9 QUOTATION MARK
0x0192, // LATIN SMALL LETTER F WITH HOOK
0x201E, // DOUBLE LOW-9 QUOTATION MARK
0x2026, // HORIZONTAL ELLIPSIS
0x2020, // DAGGER
0x2021, // DOUBLE DAGGER
0x02C6, // MODIFIER LETTER CIRCUMFLEX ACCENT
0x2030, // PER MILLE SIGN
0x0160, // LATIN CAPITAL LETTER S WITH CARON
0x2039, // SINGLE LEFT-POINTING ANGLE QUOTATION MARK
0x0152, // LATIN CAPITAL LIGATURE OE
0xFFFD, // NOT USED
0x017D, // LATIN CAPITAL LETTER Z WITH CARON
0xFFFD, // NOT USED
0xFFFD, // NOT USED
0x2018, // LEFT SINGLE QUOTATION MARK
0x2019, // RIGHT SINGLE QUOTATION MARK
0x201C, // LEFT DOUBLE QUOTATION MARK
0x201D, // RIGHT DOUBLE QUOTATION MARK
0x2022, // BULLET
0x2013, // EN DASH
0x2014, // EM DASH
0x02DC, // SMALL TILDE
0x2122, // TRADE MARK SIGN
0x0161, // LATIN SMALL LETTER S WITH CARON
0x203A, // SINGLE RIGHT-POINTING ANGLE QUOTATION MARK
0x0153, // LATIN SMALL LIGATURE OE
0xFFFD, // NOT USED
0x017E, // LATIN SMALL LETTER Z WITH CARON
0x0178, // LATIN CAPITAL LETTER Y WITH DIAERESIS
};
static bool __CFFromWinLatin1(uint32_t flags, uint8_t byte, UniChar *character) {
*character = (byte < 0x80 || byte > 0x9F ? (UniChar)byte : cp1252_to_uni[byte - 0x80]);
return (*character != 0xFFFD);
}
static CFIndex __CFToWinLatin1Precompose(uint32_t flags, const UniChar *character, CFIndex numChars, uint8_t *bytes, CFIndex maxByteLen, CFIndex *usedByteLen) {
uint8_t byte;
CFIndex usedCharLen;
if (__CFToWinLatin1(flags, CFStringEncodingPrecomposeLatinCharacter(character, numChars, &usedCharLen), &byte) && byte && (usedCharLen > 1)) {
if (maxByteLen) *bytes = byte;
*usedByteLen = 1;
return usedCharLen;
} else {
return 0;
}
}
__private_extern__ const CFStringEncodingConverter __CFConverterWinLatin1 = {
__CFToWinLatin1, __CFFromWinLatin1, 1, 1, kCFStringEncodingConverterCheapEightBit,
NULL, NULL, NULL, NULL, __CFToWinLatin1Precompose, CFStringEncodingIsValidCombiningCharacterForLatin1,
};
/* NEXTSTEP Encoding */
#define NUM_NEXTSTEP_FROM_UNI 127
static const CFStringEncodingUnicodeTo8BitCharMap nextstep_from_tab[NUM_NEXTSTEP_FROM_UNI] = {
{ 0x00a0, 0x80 },
{ 0x00a1, 0xa1 },
{ 0x00a2, 0xa2 },
{ 0x00a3, 0xa3 },
{ 0x00a4, 0xa8 },
{ 0x00a5, 0xa5 },
{ 0x00a6, 0xb5 },
{ 0x00a7, 0xa7 },
{ 0x00a8, 0xc8 },
{ 0x00a9, 0xa0 },
{ 0x00aa, 0xe3 },
{ 0x00ab, 0xab },
{ 0x00ac, 0xbe },
/* { 0x00ad, 0x2d }, <= 96/10/25 rick removed; converts soft-hyphen to hyphen! */
{ 0x00ae, 0xb0 },
{ 0x00af, 0xc5 },
{ 0x00b1, 0xd1 },
{ 0x00b2, 0xc9 },
{ 0x00b3, 0xcc },
{ 0x00b4, 0xc2 },
{ 0x00b5, 0x9d },
{ 0x00b6, 0xb6 },
{ 0x00b7, 0xb4 },
{ 0x00b8, 0xcb },
{ 0x00b9, 0xc0 },
{ 0x00ba, 0xeb },
{ 0x00bb, 0xbb },
{ 0x00bc, 0xd2 },
{ 0x00bd, 0xd3 },
{ 0x00be, 0xd4 },
{ 0x00bf, 0xbf },
{ 0x00c0, 0x81 },
{ 0x00c1, 0x82 },
{ 0x00c2, 0x83 },
{ 0x00c3, 0x84 },
{ 0x00c4, 0x85 },
{ 0x00c5, 0x86 },
{ 0x00c6, 0xe1 },
{ 0x00c7, 0x87 },
{ 0x00c8, 0x88 },
{ 0x00c9, 0x89 },
{ 0x00ca, 0x8a },
{ 0x00cb, 0x8b },
{ 0x00cc, 0x8c },
{ 0x00cd, 0x8d },
{ 0x00ce, 0x8e },
{ 0x00cf, 0x8f },
{ 0x00d0, 0x90 },
{ 0x00d1, 0x91 },
{ 0x00d2, 0x92 },
{ 0x00d3, 0x93 },
{ 0x00d4, 0x94 },
{ 0x00d5, 0x95 },
{ 0x00d6, 0x96 },
{ 0x00d7, 0x9e },
{ 0x00d8, 0xe9 },
{ 0x00d9, 0x97 },
{ 0x00da, 0x98 },
{ 0x00db, 0x99 },
{ 0x00dc, 0x9a },
{ 0x00dd, 0x9b },
{ 0x00de, 0x9c },
{ 0x00df, 0xfb },
{ 0x00e0, 0xd5 },
{ 0x00e1, 0xd6 },
{ 0x00e2, 0xd7 },
{ 0x00e3, 0xd8 },
{ 0x00e4, 0xd9 },
{ 0x00e5, 0xda },
{ 0x00e6, 0xf1 },
{ 0x00e7, 0xdb },
{ 0x00e8, 0xdc },
{ 0x00e9, 0xdd },
{ 0x00ea, 0xde },
{ 0x00eb, 0xdf },
{ 0x00ec, 0xe0 },
{ 0x00ed, 0xe2 },
{ 0x00ee, 0xe4 },
{ 0x00ef, 0xe5 },
{ 0x00f0, 0xe6 },
{ 0x00f1, 0xe7 },
{ 0x00f2, 0xec },
{ 0x00f3, 0xed },
{ 0x00f4, 0xee },
{ 0x00f5, 0xef },
{ 0x00f6, 0xf0 },
{ 0x00f7, 0x9f },
{ 0x00f8, 0xf9 },
{ 0x00f9, 0xf2 },
{ 0x00fa, 0xf3 },
{ 0x00fb, 0xf4 },
{ 0x00fc, 0xf6 },
{ 0x00fd, 0xf7 },
{ 0x00fe, 0xfc },
{ 0x00ff, 0xfd },
{ 0x0131, 0xf5 },
{ 0x0141, 0xe8 },
{ 0x0142, 0xf8 },
{ 0x0152, 0xea },
{ 0x0153, 0xfa },
{ 0x0192, 0xa6 },
{ 0x02c6, 0xc3 },
{ 0x02c7, 0xcf },
{ 0x02cb, 0xc1 },
{ 0x02d8, 0xc6 },
{ 0x02d9, 0xc7 },
{ 0x02da, 0xca },
{ 0x02db, 0xce },
{ 0x02dc, 0xc4 },
{ 0x02dd, 0xcd },
{ 0x2013, 0xb1 },
{ 0x2014, 0xd0 },
{ 0x2019, 0xa9 },
{ 0x201a, 0xb8 },
{ 0x201c, 0xaa },
{ 0x201d, 0xba },
{ 0x201e, 0xb9 },
{ 0x2020, 0xb2 },
{ 0x2021, 0xb3 },
{ 0x2022, 0xb7 },
{ 0x2026, 0xbc },
{ 0x2030, 0xbd },
{ 0x2039, 0xac },
{ 0x203a, 0xad },
{ 0x2044, 0xa4 },
{ 0xfb01, 0xae },
{ 0xfb02, 0xaf },
{ 0xfffd, 0xff },
};
static bool __CFToNextStepLatin(uint32_t flags, UniChar character, uint8_t *byte) {
if (character < 0x80) {
*byte = (uint8_t)character;
return true;
} else if (__CFIsParagraphSeparator(character)) {
*byte = ASCIINewLine;
return true;
} else {
return CFStringEncodingUnicodeTo8BitEncoding(nextstep_from_tab, NUM_NEXTSTEP_FROM_UNI, character, byte);
}
};
static const UniChar NSToPrecompUnicodeTable[128] = {
/* NextStep Encoding Unicode */
/* 128 figspace */ 0x00a0, /* 0x2007 is fig space */
/* 129 Agrave */ 0x00c0,
/* 130 Aacute */ 0x00c1,
/* 131 Acircumflex */ 0x00c2,
/* 132 Atilde */ 0x00c3,
/* 133 Adieresis */ 0x00c4,
/* 134 Aring */ 0x00c5,
/* 135 Ccedilla */ 0x00c7,
/* 136 Egrave */ 0x00c8,
/* 137 Eacute */ 0x00c9,
/* 138 Ecircumflex */ 0x00ca,
/* 139 Edieresis */ 0x00cb,
/* 140 Igrave */ 0x00cc,
/* 141 Iacute */ 0x00cd,
/* 142 Icircumflex */ 0x00ce,
/* 143 Idieresis */ 0x00cf,
/* 144 Eth */ 0x00d0,
/* 145 Ntilde */ 0x00d1,
/* 146 Ograve */ 0x00d2,
/* 147 Oacute */ 0x00d3,
/* 148 Ocircumflex */ 0x00d4,
/* 149 Otilde */ 0x00d5,
/* 150 Odieresis */ 0x00d6,
/* 151 Ugrave */ 0x00d9,
/* 152 Uacute */ 0x00da,
/* 153 Ucircumflex */ 0x00db,
/* 154 Udieresis */ 0x00dc,
/* 155 Yacute */ 0x00dd,
/* 156 Thorn */ 0x00de,
/* 157 mu */ 0x00b5,
/* 158 multiply */ 0x00d7,
/* 159 divide */ 0x00f7,
/* 160 copyright */ 0x00a9,
/* 161 exclamdown */ 0x00a1,
/* 162 cent */ 0x00a2,
/* 163 sterling */ 0x00a3,
/* 164 fraction */ 0x2044,
/* 165 yen */ 0x00a5,
/* 166 florin */ 0x0192,
/* 167 section */ 0x00a7,
/* 168 currency */ 0x00a4,
/* 169 quotesingle */ 0x2019,
/* 170 quotedblleft */ 0x201c,
/* 171 guillemotleft */ 0x00ab,
/* 172 guilsinglleft */ 0x2039,
/* 173 guilsinglright */ 0x203a,
/* 174 fi */ 0xFB01,
/* 175 fl */ 0xFB02,
/* 176 registered */ 0x00ae,
/* 177 endash */ 0x2013,
/* 178 dagger */ 0x2020,
/* 179 daggerdbl */ 0x2021,
/* 180 periodcentered */ 0x00b7,
/* 181 brokenbar */ 0x00a6,
/* 182 paragraph */ 0x00b6,
/* 183 bullet */ 0x2022,
/* 184 quotesinglbase */ 0x201a,
/* 185 quotedblbase */ 0x201e,
/* 186 quotedblright */ 0x201d,
/* 187 guillemotright */ 0x00bb,
/* 188 ellipsis */ 0x2026,
/* 189 perthousand */ 0x2030,
/* 190 logicalnot */ 0x00ac,
/* 191 questiondown */ 0x00bf,
/* 192 onesuperior */ 0x00b9,
/* 193 grave */ 0x02cb,
/* 194 acute */ 0x00b4,
/* 195 circumflex */ 0x02c6,
/* 196 tilde */ 0x02dc,
/* 197 macron */ 0x00af,
/* 198 breve */ 0x02d8,
/* 199 dotaccent */ 0x02d9,
/* 200 dieresis */ 0x00a8,
/* 201 twosuperior */ 0x00b2,
/* 202 ring */ 0x02da,
/* 203 cedilla */ 0x00b8,
/* 204 threesuperior */ 0x00b3,
/* 205 hungarumlaut */ 0x02dd,
/* 206 ogonek */ 0x02db,
/* 207 caron */ 0x02c7,
/* 208 emdash */ 0x2014,
/* 209 plusminus */ 0x00b1,
/* 210 onequarter */ 0x00bc,
/* 211 onehalf */ 0x00bd,
/* 212 threequarters */ 0x00be,
/* 213 agrave */ 0x00e0,
/* 214 aacute */ 0x00e1,
/* 215 acircumflex */ 0x00e2,
/* 216 atilde */ 0x00e3,
/* 217 adieresis */ 0x00e4,
/* 218 aring */ 0x00e5,
/* 219 ccedilla */ 0x00e7,
/* 220 egrave */ 0x00e8,
/* 221 eacute */ 0x00e9,
/* 222 ecircumflex */ 0x00ea,
/* 223 edieresis */ 0x00eb,
/* 224 igrave */ 0x00ec,
/* 225 AE */ 0x00c6,
/* 226 iacute */ 0x00ed,
/* 227 ordfeminine */ 0x00aa,
/* 228 icircumflex */ 0x00ee,
/* 229 idieresis */ 0x00ef,
/* 230 eth */ 0x00f0,
/* 231 ntilde */ 0x00f1,
/* 232 Lslash */ 0x0141,
/* 233 Oslash */ 0x00d8,
/* 234 OE */ 0x0152,
/* 235 ordmasculine */ 0x00ba,
/* 236 ograve */ 0x00f2,
/* 237 oacute */ 0x00f3,
/* 238 ocircumflex */ 0x00f4,
/* 239 otilde */ 0x00f5,
/* 240 odieresis */ 0x00f6,
/* 241 ae */ 0x00e6,
/* 242 ugrave */ 0x00f9,
/* 243 uacute */ 0x00fa,
/* 244 ucircumflex */ 0x00fb,
/* 245 dotlessi */ 0x0131,
/* 246 udieresis */ 0x00fc,
/* 247 yacute */ 0x00fd,
/* 248 lslash */ 0x0142,
/* 249 oslash */ 0x00f8,
/* 250 oe */ 0x0153,
/* 251 germandbls */ 0x00df,
/* 252 thorn */ 0x00fe,
/* 253 ydieresis */ 0x00ff,
/* 254 .notdef */ 0xFFFD,
/* 255 .notdef */ 0xFFFD
};
static bool __CFFromNextStepLatin(uint32_t flags, uint8_t byte, UniChar *character) {
return ((*character = (byte < 0x80 ? (UniChar)byte : NSToPrecompUnicodeTable[byte - 0x80])) != 0xFFFD);
}
static CFIndex __CFToNextStepLatinPrecompose(uint32_t flags, const UniChar *character, CFIndex numChars, uint8_t *bytes, CFIndex maxByteLen, CFIndex *usedByteLen) {
uint8_t byte;
CFIndex usedCharLen;
if (__CFToNextStepLatin(flags, CFStringEncodingPrecomposeLatinCharacter(character, numChars, &usedCharLen), &byte) && byte && (usedCharLen > 1)) {
if (maxByteLen) *bytes = byte;
*usedByteLen = 1;
return usedCharLen;
} else {
return 0;
}
}
__private_extern__ const CFStringEncodingConverter __CFConverterNextStepLatin = {
__CFToNextStepLatin, __CFFromNextStepLatin, 1, 1, kCFStringEncodingConverterCheapEightBit,
NULL, NULL, NULL, NULL, __CFToNextStepLatinPrecompose, CFStringEncodingIsValidCombiningCharacterForLatin1,
};
/* UTF8 */
/*
* Copyright 2001 Unicode, Inc.
*
* Disclaimer
*
* This source code is provided as is by Unicode, Inc. No claims are
* made as to fitness for any particular purpose. No warranties of any
* kind are expressed or implied. The recipient agrees to determine
* applicability of information provided. If this file has been
* purchased on magnetic or optical media from Unicode, Inc., the
* sole remedy for any claim will be exchange of defective media
* within 90 days of receipt.
*
* Limitations on Rights to Redistribute This Code
*
* Unicode, Inc. hereby grants the right to freely use the information
* supplied in this file in the creation of products supporting the
* Unicode Standard, and to make copies of this file in any form
* for internal or external distribution as long as this notice
* remains attached.
*/
static const uint32_t kReplacementCharacter = 0x0000FFFDUL;
static const uint32_t kMaximumUCS2 = 0x0000FFFFUL;
static const uint32_t kMaximumUTF16 = 0x0010FFFFUL;
static const uint32_t kMaximumUCS4 = 0x7FFFFFFFUL;
static const int halfShift = 10;
static const uint32_t halfBase = 0x0010000UL;
static const uint32_t halfMask = 0x3FFUL;
static const uint32_t kSurrogateHighStart = 0xD800UL;
static const uint32_t kSurrogateHighEnd = 0xDBFFUL;
static const uint32_t kSurrogateLowStart = 0xDC00UL;
static const uint32_t kSurrogateLowEnd = 0xDFFFUL;
/*
* Index into the table below with the first byte of a UTF-8 sequence to
* get the number of trailing bytes that are supposed to follow it.
*/
static const char trailingBytesForUTF8[256] = {
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, 3,3,3,3,3,3,3,3,4,4,4,4,5,5,5,5
};
/*
* Magic values subtracted from a buffer value during UTF8 conversion.
* This table contains as many values as there might be trailing bytes
* in a UTF-8 sequence.
*/
static const UTF32Char offsetsFromUTF8[6] = { 0x00000000UL, 0x00003080UL, 0x000E2080UL,
0x03C82080UL, 0xFA082080UL, 0x82082080UL };
static const uint8_t firstByteMark[7] = { 0x00, 0x00, 0xC0, 0xE0, 0xF0, 0xF8, 0xFC };
/* This code is similar in effect to making successive calls on the mbtowc and wctomb routines in FSS-UTF. However, it is considerably different in code:
* it is adapted to be consistent with UTF16,
* constants have been gathered.
* loops & conditionals have been removed as much as possible for
* efficiency, in favor of drop-through switch statements.
*/
CF_INLINE uint16_t __CFUTF8BytesToWriteForCharacter(uint32_t ch) {
if (ch < 0x80) return 1;
else if (ch < 0x800) return 2;
else if (ch < 0x10000) return 3;
else if (ch < 0x200000) return 4;
else if (ch < 0x4000000) return 5;
else if (ch <= kMaximumUCS4) return 6;
else return 0;
}
CF_INLINE uint16_t __CFToUTF8Core(uint32_t ch, uint8_t *bytes, uint32_t maxByteLen) {
uint16_t bytesToWrite = __CFUTF8BytesToWriteForCharacter(ch);
const uint32_t byteMask = 0xBF;
const uint32_t byteMark = 0x80;
if (!bytesToWrite) {
bytesToWrite = 2;
ch = kReplacementCharacter;
}
if (maxByteLen < bytesToWrite) return 0;
switch (bytesToWrite) { /* note: code falls through cases! */
case 6: bytes[5] = (ch | byteMark) & byteMask; ch >>= 6;
case 5: bytes[4] = (ch | byteMark) & byteMask; ch >>= 6;
case 4: bytes[3] = (ch | byteMark) & byteMask; ch >>= 6;
case 3: bytes[2] = (ch | byteMark) & byteMask; ch >>= 6;
case 2: bytes[1] = (ch | byteMark) & byteMask; ch >>= 6;
case 1: bytes[0] = ch | firstByteMark[bytesToWrite];
}
return bytesToWrite;
}
static CFIndex __CFToUTF8(uint32_t flags, const UniChar *characters, CFIndex numChars, uint8_t *bytes, CFIndex maxByteLen, CFIndex *usedByteLen) {
uint16_t bytesWritten;
uint32_t ch;
const UniChar *beginCharacter = characters;
const UniChar *endCharacter = characters + numChars;
const uint8_t *beginBytes = bytes;
const uint8_t *endBytes = bytes + maxByteLen;
bool isStrict = (flags & kCFStringEncodingUseHFSPlusCanonical ? false : true);
while ((characters < endCharacter) && (!maxByteLen || (bytes < endBytes))) {
ch = *(characters++);
if (ch < 0x80) { // ASCII
if (maxByteLen) *bytes = ch;
++bytes;
} else {
if (ch >= kSurrogateHighStart) {
if (ch <= kSurrogateHighEnd) {
if ((characters < endCharacter) && ((*characters >= kSurrogateLowStart) && (*characters <= kSurrogateLowEnd))) {
ch = ((ch - kSurrogateHighStart) << halfShift) + (*(characters++) - kSurrogateLowStart) + halfBase;
} else if (isStrict) {
--characters;
break;
}
} else if (isStrict && (ch <= kSurrogateLowEnd)) {
--characters;
break;
}
}
if (!(bytesWritten = (maxByteLen ? __CFToUTF8Core(ch, bytes, endBytes - bytes) : __CFUTF8BytesToWriteForCharacter(ch)))) {
characters -= (ch < 0x10000 ? 1 : 2);
break;
}
bytes += bytesWritten;
}
}
if (usedByteLen) *usedByteLen = bytes - beginBytes;
return characters - beginCharacter;
}
/*
* Utility routine to tell whether a sequence of bytes is legal UTF-8.
* This must be called with the length pre-determined by the first byte.
* If not calling this from ConvertUTF8to*, then the length can be set by:
* length = trailingBytesForUTF8[*source]+1;
* and the sequence is illegal right away if there aren't that many bytes
* available.
* If presented with a length > 4, this returns false. The Unicode
* definition of UTF-8 goes up to 4-byte sequences.
*/
CF_INLINE bool __CFIsLegalUTF8(const uint8_t *source, CFIndex length) {
if (length > 4) return false;