︙ | | |
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
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98
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100
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103
104
105
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107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
|
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
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99
100
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103
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105
106
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108
109
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111
112
113
114
115
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117
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119
120
121
122
123
124
125
126
127
128
129
130
131
132
|
-
+
+
-
+
+
-
+
+
|
while (i < s->cStringLength) {
cLen = of_string_utf8_to_unicode(s->cString + i,
s->cStringLength - i, &c);
if (cLen == 0 || c > 0x10FFFF) {
[self freeMemory: unicodeString];
@throw [OFInvalidEncodingException newWithClass: isa];
@throw [OFInvalidEncodingException
exceptionWithClass: isa];
}
if (c >> 8 < tableSize) {
of_unichar_t tc = table[c >> 8][c & 0xFF];
if (tc)
c = tc;
}
unicodeString[j++] = c;
if (c < 0x80)
newCStringLength++;
else if (c < 0x800)
newCStringLength += 2;
else if (c < 0x10000)
newCStringLength += 3;
else if (c < 0x110000)
newCStringLength += 4;
else {
[self freeMemory: unicodeString];
@throw [OFInvalidEncodingException newWithClass: isa];
@throw [OFInvalidEncodingException
exceptionWithClass: isa];
}
i += cLen;
}
@try {
newCString = [self allocMemoryWithSize: newCStringLength + 1];
} @catch (id e) {
[self freeMemory: unicodeString];
@throw e;
}
j = 0;
for (i = 0; i < unicodeLen; i++) {
if ((d = of_string_unicode_to_utf8(unicodeString[i],
newCString + j)) == 0) {
[self freeMemory: unicodeString];
[self freeMemory: newCString];
@throw [OFInvalidEncodingException newWithClass: isa];
@throw [OFInvalidEncodingException
exceptionWithClass: isa];
}
j += d;
}
assert(j == newCStringLength);
newCString[j] = 0;
[self freeMemory: unicodeString];
|
︙ | | |
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
|
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
|
-
+
|
}
switch (of_string_check_utf8(UTF8String, UTF8StringLength, &length)) {
case 1:
s->UTF8 = YES;
break;
case -1:
@throw [OFInvalidEncodingException newWithClass: isa];
@throw [OFInvalidEncodingException exceptionWithClass: isa];
}
s->cString = [self resizeMemory: s->cString
toSize: s->cStringLength +
UTF8StringLength + 1];
memcpy(s->cString + s->cStringLength, UTF8String, UTF8StringLength + 1);
|
︙ | | |
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
|
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
|
-
+
|
}
switch (of_string_check_utf8(UTF8String, UTF8StringLength, &length)) {
case 1:
s->UTF8 = YES;
break;
case -1:
@throw [OFInvalidEncodingException newWithClass: isa];
@throw [OFInvalidEncodingException exceptionWithClass: isa];
}
s->cString = [self resizeMemory: s->cString
toSize: s->cStringLength +
UTF8StringLength + 1];
memcpy(s->cString + s->cStringLength, UTF8String, UTF8StringLength);
|
︙ | | |
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
|
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
|
-
-
+
+
|
}
- (void)appendString: (OFString*)string
{
size_t UTF8StringLength;
if (string == nil)
@throw [OFInvalidArgumentException newWithClass: isa
selector: _cmd];
@throw [OFInvalidArgumentException exceptionWithClass: isa
selector: _cmd];
UTF8StringLength = [string UTF8StringLength];
s->cString = [self resizeMemory: s->cString
toSize: s->cStringLength +
UTF8StringLength + 1];
memcpy(s->cString + s->cStringLength, string->s->cString,
|
︙ | | |
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
|
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
|
-
-
+
+
-
+
|
- (void)appendFormat: (OFConstantString*)format
withArguments: (va_list)arguments
{
char *UTF8String;
int UTF8StringLength;
if (format == nil)
@throw [OFInvalidArgumentException newWithClass: isa
selector: _cmd];
@throw [OFInvalidArgumentException exceptionWithClass: isa
selector: _cmd];
if ((UTF8StringLength = of_vasprintf(&UTF8String, [format UTF8String],
arguments)) == -1)
@throw [OFInvalidFormatException newWithClass: isa];
@throw [OFInvalidFormatException exceptionWithClass: isa];
@try {
[self appendUTF8String: UTF8String
withLength: UTF8StringLength];
} @finally {
free(UTF8String);
}
|
︙ | | |
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
|
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
|
-
+
+
-
+
+
-
+
+
-
+
+
-
+
|
/* ASCII */
if (OF_LIKELY(!(s->cString[i] & 0x80)))
continue;
/* A start byte can't happen first as we reversed everything */
if (OF_UNLIKELY(s->cString[i] & 0x40)) {
madvise(s->cString, s->cStringLength, MADV_NORMAL);
@throw [OFInvalidEncodingException newWithClass: isa];
@throw [OFInvalidEncodingException
exceptionWithClass: isa];
}
/* Next byte must not be ASCII */
if (OF_UNLIKELY(s->cStringLength < i + 1 ||
!(s->cString[i + 1] & 0x80))) {
madvise(s->cString, s->cStringLength, MADV_NORMAL);
@throw [OFInvalidEncodingException newWithClass: isa];
@throw [OFInvalidEncodingException
exceptionWithClass: isa];
}
/* Next byte is the start byte */
if (OF_LIKELY(s->cString[i + 1] & 0x40)) {
s->cString[i] ^= s->cString[i + 1];
s->cString[i + 1] ^= s->cString[i];
s->cString[i] ^= s->cString[i + 1];
i++;
continue;
}
/* Second next byte must not be ASCII */
if (OF_UNLIKELY(s->cStringLength < i + 2 ||
!(s->cString[i + 2] & 0x80))) {
madvise(s->cString, s->cStringLength, MADV_NORMAL);
@throw [OFInvalidEncodingException newWithClass: isa];
@throw [OFInvalidEncodingException
exceptionWithClass: isa];
}
/* Second next byte is the start byte */
if (OF_LIKELY(s->cString[i + 2] & 0x40)) {
s->cString[i] ^= s->cString[i + 2];
s->cString[i + 2] ^= s->cString[i];
s->cString[i] ^= s->cString[i + 2];
i += 2;
continue;
}
/* Third next byte must not be ASCII */
if (OF_UNLIKELY(s->cStringLength < i + 3 ||
!(s->cString[i + 3] & 0x80))) {
madvise(s->cString, s->cStringLength, MADV_NORMAL);
@throw [OFInvalidEncodingException newWithClass: isa];
@throw [OFInvalidEncodingException
exceptionWithClass: isa];
}
/* Third next byte is the start byte */
if (OF_LIKELY(s->cString[i + 3] & 0x40)) {
s->cString[i] ^= s->cString[i + 3];
s->cString[i + 3] ^= s->cString[i];
s->cString[i] ^= s->cString[i + 3];
s->cString[i + 1] ^= s->cString[i + 2];
s->cString[i + 2] ^= s->cString[i + 1];
s->cString[i + 1] ^= s->cString[i + 2];
i += 3;
continue;
}
/* UTF-8 does not allow more than 4 bytes per character */
madvise(s->cString, s->cStringLength, MADV_NORMAL);
@throw [OFInvalidEncodingException newWithClass: isa];
@throw [OFInvalidEncodingException exceptionWithClass: isa];
}
madvise(s->cString, s->cStringLength, MADV_NORMAL);
}
- (void)upper
{
|
︙ | | |
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
|
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
|
-
+
|
- (void)insertString: (OFString*)string
atIndex: (size_t)index
{
size_t newCStringLength;
if (index > s->length)
@throw [OFOutOfRangeException newWithClass: isa];
@throw [OFOutOfRangeException exceptionWithClass: isa];
if (s->UTF8)
index = of_string_index_to_position(s->cString, index,
s->cStringLength);
newCStringLength = s->cStringLength + [string UTF8StringLength];
s->cString = [self resizeMemory: s->cString
|
︙ | | |
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
|
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
|
-
-
+
+
-
+
-
-
-
+
+
-
+
|
- (void)deleteCharactersInRange: (of_range_t)range
{
size_t start = range.start;
size_t end = range.start + range.length;
if (start > end)
@throw [OFInvalidArgumentException newWithClass: isa
selector: _cmd];
@throw [OFInvalidArgumentException exceptionWithClass: isa
selector: _cmd];
if (end > s->length)
@throw [OFOutOfRangeException newWithClass: isa];
@throw [OFOutOfRangeException exceptionWithClass: isa];
s->length -= end - start;
if (s->UTF8) {
start = of_string_index_to_position(s->cString, start,
s->cStringLength);
end = of_string_index_to_position(s->cString, end,
s->cStringLength);
}
memmove(s->cString + start, s->cString + end, s->cStringLength - end);
s->cStringLength -= end - start;
s->cString[s->cStringLength] = 0;
@try {
s->cString = [self resizeMemory: s->cString
toSize: s->cStringLength + 1];
} @catch (OFOutOfMemoryException *e) {
/* We don't really care, as we only made it smaller */
[e release];
}
}
- (void)replaceCharactersInRange: (of_range_t)range
withString: (OFString*)replacement
{
size_t start = range.start;
size_t end = range.start + range.length;
size_t newCStringLength, newLength;
if (start > end)
@throw [OFInvalidArgumentException newWithClass: isa
selector: _cmd];
@throw [OFInvalidArgumentException exceptionWithClass: isa
selector: _cmd];
if (end > s->length)
@throw [OFOutOfRangeException newWithClass: isa];
@throw [OFOutOfRangeException exceptionWithClass: isa];
newLength = s->length - (end - start) + [replacement length];
if (s->UTF8) {
start = of_string_index_to_position(s->cString, start,
s->cStringLength);
end = of_string_index_to_position(s->cString, end,
|
︙ | | |
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
|
571
572
573
574
575
576
577
578
579
580
581
582
583
584
|
-
|
s->cString[s->cStringLength] = '\0';
@try {
s->cString = [self resizeMemory: s->cString
toSize: s->cStringLength + 1];
} @catch (OFOutOfMemoryException *e) {
/* We don't really care, as we only made it smaller */
[e release];
}
}
- (void)deleteTrailingWhitespaces
{
size_t d;
char *p;
|
︙ | | |
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
|
597
598
599
600
601
602
603
604
605
606
607
608
609
610
|
-
|
s->length -= d;
@try {
s->cString = [self resizeMemory: s->cString
toSize: s->cStringLength + 1];
} @catch (OFOutOfMemoryException *e) {
/* We don't really care, as we only made it smaller */
[e release];
}
}
- (void)deleteEnclosingWhitespaces
{
size_t d, i;
char *p;
|
︙ | | |
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
|
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
|
-
|
s->cString[s->cStringLength] = '\0';
@try {
s->cString = [self resizeMemory: s->cString
toSize: s->cStringLength + 1];
} @catch (OFOutOfMemoryException *e) {
/* We don't really care, as we only made it smaller */
[e release];
}
}
- copy
{
return [[OFString alloc] initWithString: self];
}
- (void)makeImmutable
{
isa = [OFString class];
}
@end
|