ObjFW  Diff

Differences From Artifact [fd812a6a57]:

To Artifact [0bb8a821c7]:


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
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

-
+


















-
+




-
+





-





-
+


-
+


-
+


-
+


-
+


-
+
+
+
+












-
-
-
-
-
+
+
+
+
+
+

-
+
-
-


-
+

-
+



-
+

-
-
+
+



-
+

-
-
+
+



-
+

-
-
+
+



-
+

-
-
+
+


+
+
+
+
+
+
+

-
+



















+
-
+
-

+
-
+
-
-
-
-
-
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+


-
+
+

-
-
-
-
-
+
+
+
+
+
+
+
+

+
+
+


-
+




+
+
+







/*
 * Copyright (c) 2008-2022 Jonathan Schleifer <js@nil.im>
 * Copyright (c) 2008-2024 Jonathan Schleifer <js@nil.im>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#include "config.h"

#include <stdlib.h>
#include <string.h>

#import "OFURI.h"
#import "OFIRI.h"
#import "OFArray.h"
#import "OFDictionary.h"
#ifdef OF_HAVE_FILES
# import "OFFileManager.h"
# import "OFFileURIHandler.h"
# import "OFFileIRIHandler.h"
#endif
#import "OFNumber.h"
#import "OFOnce.h"
#import "OFPair.h"
#import "OFString.h"
#import "OFXMLElement.h"

#import "OFInvalidArgumentException.h"
#import "OFInvalidFormatException.h"
#import "OFOutOfMemoryException.h"

@interface OFURIAllowedCharacterSetBase: OFCharacterSet
@interface OFIRIAllowedCharacterSetBase: OFCharacterSet
@end

@interface OFURIAllowedCharacterSet: OFURIAllowedCharacterSetBase
@interface OFIRIAllowedCharacterSet: OFIRIAllowedCharacterSetBase
@end

@interface OFURISchemeAllowedCharacterSet: OFURIAllowedCharacterSetBase
@interface OFIRISchemeAllowedCharacterSet: OFIRIAllowedCharacterSetBase
@end

@interface OFURIPathAllowedCharacterSet: OFURIAllowedCharacterSetBase
@interface OFIRIPathAllowedCharacterSet: OFIRIAllowedCharacterSetBase
@end

@interface OFURIQueryOrFragmentAllowedCharacterSet: OFURIAllowedCharacterSetBase
@interface OFIRIQueryAllowedCharacterSet: OFIRIAllowedCharacterSetBase
@end

@interface OFURIQueryKeyValueAllowedCharacterSet: OFURIAllowedCharacterSetBase
@interface OFIRIQueryKeyValueAllowedCharacterSet: OFIRIAllowedCharacterSetBase
@end

@interface OFIRIFragmentAllowedCharacterSet: OFIRIAllowedCharacterSetBase
@end

OF_DIRECT_MEMBERS
@interface OFInvertedCharacterSetWithoutPercent: OFCharacterSet
{
	OFCharacterSet *_characterSet;
	bool (*_characterIsMember)(id, SEL, OFUnichar);
}

- (instancetype)initWithCharacterSet: (OFCharacterSet *)characterSet;
@end

static OFCharacterSet *URIAllowedCharacterSet = nil;
static OFCharacterSet *URISchemeAllowedCharacterSet = nil;
static OFCharacterSet *URIPathAllowedCharacterSet = nil;
static OFCharacterSet *URIQueryOrFragmentAllowedCharacterSet = nil;
static OFCharacterSet *URIQueryKeyValueAllowedCharacterSet = nil;
static OFCharacterSet *IRIAllowedCharacterSet = nil;
static OFCharacterSet *IRISchemeAllowedCharacterSet = nil;
static OFCharacterSet *IRIPathAllowedCharacterSet = nil;
static OFCharacterSet *IRIQueryAllowedCharacterSet = nil;
static OFCharacterSet *IRIQueryKeyValueAllowedCharacterSet = nil;
static OFCharacterSet *IRIFragmentAllowedCharacterSet = nil;

static OFOnceControl URIAllowedCharacterSetOnce = OFOnceControlInitValue;
static OFOnceControl IRIAllowedCharacterSetOnce = OFOnceControlInitValue;
static OFOnceControl URIQueryOrFragmentAllowedCharacterSetOnce =
    OFOnceControlInitValue;

static void
initURIAllowedCharacterSet(void)
initIRIAllowedCharacterSet(void)
{
	URIAllowedCharacterSet = [[OFURIAllowedCharacterSet alloc] init];
	IRIAllowedCharacterSet = [[OFIRIAllowedCharacterSet alloc] init];
}

static void
initURISchemeAllowedCharacterSet(void)
initIRISchemeAllowedCharacterSet(void)
{
	URISchemeAllowedCharacterSet =
	    [[OFURISchemeAllowedCharacterSet alloc] init];
	IRISchemeAllowedCharacterSet =
	    [[OFIRISchemeAllowedCharacterSet alloc] init];
}

static void
initURIPathAllowedCharacterSet(void)
initIRIPathAllowedCharacterSet(void)
{
	URIPathAllowedCharacterSet =
	    [[OFURIPathAllowedCharacterSet alloc] init];
	IRIPathAllowedCharacterSet =
	    [[OFIRIPathAllowedCharacterSet alloc] init];
}

static void
initURIQueryOrFragmentAllowedCharacterSet(void)
initIRIQueryAllowedCharacterSet(void)
{
	URIQueryOrFragmentAllowedCharacterSet =
	    [[OFURIQueryOrFragmentAllowedCharacterSet alloc] init];
	IRIQueryAllowedCharacterSet =
	    [[OFIRIQueryAllowedCharacterSet alloc] init];
}

static void
initURIQueryKeyValueAllowedCharacterSet(void)
initIRIQueryKeyValueAllowedCharacterSet(void)
{
	URIQueryKeyValueAllowedCharacterSet =
	    [[OFURIQueryKeyValueAllowedCharacterSet alloc] init];
	IRIQueryKeyValueAllowedCharacterSet =
	    [[OFIRIQueryKeyValueAllowedCharacterSet alloc] init];
}

static void
initIRIFragmentAllowedCharacterSet(void)
{
	IRIFragmentAllowedCharacterSet =
	    [[OFIRIFragmentAllowedCharacterSet alloc] init];
}

bool
OFURIIsIPv6Host(OFString *host)
OFIRIIsIPv6Host(OFString *host)
{
	const char *UTF8String = host.UTF8String;
	bool hasColon = false;

	while (*UTF8String != '\0') {
		if (!OFASCIIIsDigit(*UTF8String) && *UTF8String != ':' &&
		    (*UTF8String < 'a' || *UTF8String > 'f') &&
		    (*UTF8String < 'A' || *UTF8String > 'F'))
			return false;

		if (*UTF8String == ':')
			hasColon = true;

		UTF8String++;
	}

	return hasColon;
}

static bool
@implementation OFURIAllowedCharacterSetBase
isUnicode(OFUnichar character)
- (instancetype)autorelease
{
	if (character >= 0xA0 && character <= 0xD7FF)
	return self;
		return true;
}

- (instancetype)retain
{
	return self;
	if (character >= 0xF900 && character <= 0xFDCF)
		return true;
	if (character >= 0xFDF0 && character <= 0xFFEF)
		return true;
	if (character >= 0x10000 && character <= 0x1FFFD)
		return true;
	if (character >= 0x20000 && character <= 0x2FFFD)
		return true;
	if (character >= 0x30000 && character <= 0x3FFFD)
		return true;
	if (character >= 0x40000 && character <= 0x4FFFD)
		return true;
	if (character >= 0x50000 && character <= 0x5FFFD)
		return true;
	if (character >= 0x60000 && character <= 0x6FFFD)
		return true;
	if (character >= 0x70000 && character <= 0x7FFFD)
		return true;
	if (character >= 0x80000 && character <= 0x8FFFD)
		return true;
	if (character >= 0x90000 && character <= 0x9FFFD)
		return true;
	if (character >= 0xA0000 && character <= 0xAFFFD)
		return true;
	if (character >= 0xB0000 && character <= 0xBFFFD)
		return true;
	if (character >= 0xC0000 && character <= 0xCFFFD)
		return true;
	if (character >= 0xD0000 && character <= 0xDFFFD)
		return true;
	if (character >= 0xE0000 && character <= 0xEFFFD)
		return true;

	return false;
}

- (void)release
static bool
isUnicodePrivate(OFUnichar character)
{
}

- (unsigned int)retainCount
{
	return OFMaxRetainCount;
	if (character >= 0xE00 && character <= 0xF8FF)
		return true;
	if (character >= 0xF0000 && character <= 0xFFFFD)
		return true;
	if (character >= 0x100000 && character <= 0x10FFFD)
		return true;

	return false;
}

@implementation OFIRIAllowedCharacterSetBase
OF_SINGLETON_METHODS
@end

@implementation OFURIAllowedCharacterSet
@implementation OFIRIAllowedCharacterSet
- (bool)characterIsMember: (OFUnichar)character
{
	if (character < CHAR_MAX && OFASCIIIsAlnum(character))
		return true;

	if (isUnicode(character))
		return true;

	switch (character) {
	case '-':
	case '.':
	case '_':
	case '~':
	case '!':
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
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







-
+
















-
+




+
+
+







		return true;
	default:
		return false;
	}
}
@end

@implementation OFURISchemeAllowedCharacterSet
@implementation OFIRISchemeAllowedCharacterSet
- (bool)characterIsMember: (OFUnichar)character
{
	if (character < CHAR_MAX && OFASCIIIsAlnum(character))
		return true;

	switch (character) {
	case '+':
	case '-':
	case '.':
		return true;
	default:
		return false;
	}
}
@end

@implementation OFURIPathAllowedCharacterSet
@implementation OFIRIPathAllowedCharacterSet
- (bool)characterIsMember: (OFUnichar)character
{
	if (character < CHAR_MAX && OFASCIIIsAlnum(character))
		return true;

	if (isUnicode(character))
		return true;

	switch (character) {
	case '-':
	case '.':
	case '_':
	case '~':
	case '!':
223
224
225
226
227
228
229
230

231
232
233
234



235
236
237
238
239
240
241
274
275
276
277
278
279
280

281
282
283
284
285
286
287
288
289
290
291
292
293
294
295







-
+




+
+
+







		return true;
	default:
		return false;
	}
}
@end

@implementation OFURIQueryOrFragmentAllowedCharacterSet
@implementation OFIRIQueryAllowedCharacterSet
- (bool)characterIsMember: (OFUnichar)character
{
	if (character < CHAR_MAX && OFASCIIIsAlnum(character))
		return true;

	if (isUnicode(character) || isUnicodePrivate(character))
		return true;

	switch (character) {
	case '-':
	case '.':
	case '_':
	case '~':
	case '!':
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
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







-
+




+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+








+







+







		return true;
	default:
		return false;
	}
}
@end

@implementation OFURIQueryKeyValueAllowedCharacterSet
@implementation OFIRIQueryKeyValueAllowedCharacterSet
- (bool)characterIsMember: (OFUnichar)character
{
	if (character < CHAR_MAX && OFASCIIIsAlnum(character))
		return true;

	if (isUnicode(character) || isUnicodePrivate(character))
		return true;

	switch (character) {
	case '-':
	case '.':
	case '_':
	case '~':
	case '!':
	case '$':
	case '\'':
	case '(':
	case ')':
	case '*':
	case '+':
	case ',':
	case ';':
	case ':':
	case '@':
	case '/':
	case '?':
		return true;
	default:
		return false;
	}
}
@end

@implementation OFIRIFragmentAllowedCharacterSet
- (bool)characterIsMember: (OFUnichar)character
{
	if (character < CHAR_MAX && OFASCIIIsAlnum(character))
		return true;

	if (isUnicode(character))
		return true;

	switch (character) {
	case '-':
	case '.':
	case '_':
	case '~':
	case '!':
	case '$':
	case '&':
	case '\'':
	case '(':
	case ')':
	case '*':
	case '+':
	case ',':
	case ';':
	case '=':
	case ':':
	case '@':
	case '/':
	case '?':
		return true;
	default:
		return false;
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
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







-
+
















-
-
+
+


-
+

-
+


-
+

-
+

-
+


-
+

-
+

-
+


-
+

-
+

-
+


-
+


-
+

-
+


-
+

-
-
+
+

-
+


-
+


-
+

-
+


-
+

-
-
+
+

-
+



-
-
+
+




-
+




-
+
-


-
+



-
+

-
+


-
-
+

-
+





-
+











-
-
+
+





-
-
+
+



-
+







{
	return (character != '%' && !_characterIsMember(_characterSet,
	    @selector(characterIsMember:), character));
}
@end

void
OFURIVerifyIsEscaped(OFString *string, OFCharacterSet *characterSet,
OFIRIVerifyIsEscaped(OFString *string, OFCharacterSet *characterSet,
    bool allowPercent)
{
	void *pool = objc_autoreleasePoolPush();

	if (allowPercent)
		characterSet = [[[OFInvertedCharacterSetWithoutPercent alloc]
		    initWithCharacterSet: characterSet] autorelease];
	else
		characterSet = characterSet.invertedSet;

	if ([string indexOfCharacterFromSet: characterSet] != OFNotFound)
		@throw [OFInvalidFormatException exception];

	objc_autoreleasePoolPop(pool);
}

@implementation OFCharacterSet (URICharacterSets)
+ (OFCharacterSet *)URISchemeAllowedCharacterSet
@implementation OFCharacterSet (IRICharacterSets)
+ (OFCharacterSet *)IRISchemeAllowedCharacterSet
{
	static OFOnceControl onceControl = OFOnceControlInitValue;
	OFOnce(&onceControl, initURISchemeAllowedCharacterSet);
	OFOnce(&onceControl, initIRISchemeAllowedCharacterSet);

	return URISchemeAllowedCharacterSet;
	return IRISchemeAllowedCharacterSet;
}

+ (OFCharacterSet *)URIHostAllowedCharacterSet
+ (OFCharacterSet *)IRIHostAllowedCharacterSet
{
	OFOnce(&URIAllowedCharacterSetOnce, initURIAllowedCharacterSet);
	OFOnce(&IRIAllowedCharacterSetOnce, initIRIAllowedCharacterSet);

	return URIAllowedCharacterSet;
	return IRIAllowedCharacterSet;
}

+ (OFCharacterSet *)URIUserAllowedCharacterSet
+ (OFCharacterSet *)IRIUserAllowedCharacterSet
{
	OFOnce(&URIAllowedCharacterSetOnce, initURIAllowedCharacterSet);
	OFOnce(&IRIAllowedCharacterSetOnce, initIRIAllowedCharacterSet);

	return URIAllowedCharacterSet;
	return IRIAllowedCharacterSet;
}

+ (OFCharacterSet *)URIPasswordAllowedCharacterSet
+ (OFCharacterSet *)IRIPasswordAllowedCharacterSet
{
	OFOnce(&URIAllowedCharacterSetOnce, initURIAllowedCharacterSet);
	OFOnce(&IRIAllowedCharacterSetOnce, initIRIAllowedCharacterSet);

	return URIAllowedCharacterSet;
	return IRIAllowedCharacterSet;
}

+ (OFCharacterSet *)URIPathAllowedCharacterSet
+ (OFCharacterSet *)IRIPathAllowedCharacterSet
{
	static OFOnceControl onceControl = OFOnceControlInitValue;
	OFOnce(&onceControl, initURIPathAllowedCharacterSet);
	OFOnce(&onceControl, initIRIPathAllowedCharacterSet);

	return URIPathAllowedCharacterSet;
	return IRIPathAllowedCharacterSet;
}

+ (OFCharacterSet *)URIQueryAllowedCharacterSet
+ (OFCharacterSet *)IRIQueryAllowedCharacterSet
{
	OFOnce(&URIQueryOrFragmentAllowedCharacterSetOnce,
	    initURIQueryOrFragmentAllowedCharacterSet);
	static OFOnceControl onceControl = OFOnceControlInitValue;
	OFOnce(&onceControl, initIRIQueryAllowedCharacterSet);

	return URIQueryOrFragmentAllowedCharacterSet;
	return IRIQueryAllowedCharacterSet;
}

+ (OFCharacterSet *)URIQueryKeyValueAllowedCharacterSet
+ (OFCharacterSet *)IRIQueryKeyValueAllowedCharacterSet
{
	static OFOnceControl onceControl = OFOnceControlInitValue;
	OFOnce(&onceControl, initURIQueryKeyValueAllowedCharacterSet);
	OFOnce(&onceControl, initIRIQueryKeyValueAllowedCharacterSet);

	return URIQueryKeyValueAllowedCharacterSet;
	return IRIQueryKeyValueAllowedCharacterSet;
}

+ (OFCharacterSet *)URIFragmentAllowedCharacterSet
+ (OFCharacterSet *)IRIFragmentAllowedCharacterSet
{
	OFOnce(&URIQueryOrFragmentAllowedCharacterSetOnce,
	    initURIQueryOrFragmentAllowedCharacterSet);
	static OFOnceControl onceControl = OFOnceControlInitValue;
	OFOnce(&onceControl, initIRIFragmentAllowedCharacterSet);

	return URIQueryOrFragmentAllowedCharacterSet;
	return IRIFragmentAllowedCharacterSet;
}
@end

@implementation OFURI
+ (instancetype)URI
@implementation OFIRI
+ (instancetype)IRI
{
	return [[[self alloc] init] autorelease];
}

+ (instancetype)URIWithString: (OFString *)string
+ (instancetype)IRIWithString: (OFString *)string
{
	return [[[self alloc] initWithString: string] autorelease];
}

+ (instancetype)URIWithString: (OFString *)string
+ (instancetype)IRIWithString: (OFString *)string relativeToIRI: (OFIRI *)IRI
		relativeToURI: (OFURI *)URI
{
	return [[[self alloc] initWithString: string
			       relativeToURI: URI] autorelease];
			       relativeToIRI: IRI] autorelease];
}

#ifdef OF_HAVE_FILES
+ (instancetype)fileURIWithPath: (OFString *)path
+ (instancetype)fileIRIWithPath: (OFString *)path
{
	return [[[self alloc] initFileURIWithPath: path] autorelease];
	return [[[self alloc] initFileIRIWithPath: path] autorelease];
}

+ (instancetype)fileURIWithPath: (OFString *)path
		    isDirectory: (bool)isDirectory
+ (instancetype)fileIRIWithPath: (OFString *)path isDirectory: (bool)isDirectory
{
	return [[[self alloc] initFileURIWithPath: path
	return [[[self alloc] initFileIRIWithPath: path
				      isDirectory: isDirectory] autorelease];
}
#endif

static void
parseUserInfo(OFURI *self, const char *UTF8String, size_t length)
parseUserInfo(OFIRI *self, const char *UTF8String, size_t length)
{
	const char *colon;

	if ((colon = memchr(UTF8String, ':', length)) != NULL) {
		self->_percentEncodedUser = [[OFString alloc]
		    initWithUTF8String: UTF8String
				length: colon - UTF8String];
		self->_percentEncodedPassword = [[OFString alloc]
		    initWithUTF8String: colon + 1
				length: length - (colon - UTF8String) - 1];

		OFURIVerifyIsEscaped(self->_percentEncodedPassword,
		    [OFCharacterSet URIPasswordAllowedCharacterSet], true);
		OFIRIVerifyIsEscaped(self->_percentEncodedPassword,
		    [OFCharacterSet IRIPasswordAllowedCharacterSet], true);
	} else
		self->_percentEncodedUser = [[OFString alloc]
		    initWithUTF8String: UTF8String
				length: length];

	OFURIVerifyIsEscaped(self->_percentEncodedUser,
	    [OFCharacterSet URIUserAllowedCharacterSet], true);
	OFIRIVerifyIsEscaped(self->_percentEncodedUser,
	    [OFCharacterSet IRIUserAllowedCharacterSet], true);
}

static void
parseHostPort(OFURI *self, const char *UTF8String, size_t length)
parseHostPort(OFIRI *self, const char *UTF8String, size_t length)
{
	OFString *portString;

	if (*UTF8String == '[') {
		const char *end = memchr(UTF8String, ']', length);

		if (end == NULL)
498
499
500
501
502
503
504
505
506


507
508
509
510
511
512
513
589
590
591
592
593
594
595


596
597
598
599
600
601
602
603
604







-
-
+
+







			    initWithUTF8String: UTF8String
					length: length];

			UTF8String += length;
			length = 0;
		}

		OFURIVerifyIsEscaped(self->_percentEncodedHost,
		    [OFCharacterSet URIHostAllowedCharacterSet], true);
		OFIRIVerifyIsEscaped(self->_percentEncodedHost,
		    [OFCharacterSet IRIHostAllowedCharacterSet], true);
	}

	if (length == 0)
		return;

	if (length <= 1 || *UTF8String != ':')
		@throw [OFInvalidFormatException exception];
525
526
527
528
529
530
531
532

533
534
535
536
537
538
539
616
617
618
619
620
621
622

623
624
625
626
627
628
629
630







-
+







		@throw [OFInvalidFormatException exception];

	self->_port = [[OFNumber alloc] initWithUnsignedShort:
	    (unsigned short)portString.unsignedLongLongValue];
}

static size_t
parseAuthority(OFURI *self, const char *UTF8String, size_t length)
parseAuthority(OFIRI *self, const char *UTF8String, size_t length)
{
	size_t ret;
	const char *slash, *at;

	if ((slash = memchr(UTF8String, '/', length)) != NULL)
		length = slash - UTF8String;

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
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







-
-
+
+









-
-
+
+







-
-
+
+







	const char *fragment, *query;

	if ((fragment = memchr(UTF8String, '#', length)) != NULL) {
		*fragmentString = [OFString
		    stringWithUTF8String: fragment + 1
				  length: length - (fragment - UTF8String) - 1];

		OFURIVerifyIsEscaped(*fragmentString,
		    [OFCharacterSet URIQueryAllowedCharacterSet], true);
		OFIRIVerifyIsEscaped(*fragmentString,
		    [OFCharacterSet IRIQueryAllowedCharacterSet], true);

		length = fragment - UTF8String;
	}

	if ((query = memchr(UTF8String, '?', length)) != NULL) {
		*queryString = [OFString
		    stringWithUTF8String: query + 1
				  length: length - (query - UTF8String) - 1];

		OFURIVerifyIsEscaped(*queryString,
		    [OFCharacterSet URIFragmentAllowedCharacterSet], true);
		OFIRIVerifyIsEscaped(*queryString,
		    [OFCharacterSet IRIFragmentAllowedCharacterSet], true);

		length = query - UTF8String;
	}

	*pathString = [OFString stringWithUTF8String: UTF8String
					      length: length];

	OFURIVerifyIsEscaped(*pathString,
	    [OFCharacterSet URIQueryAllowedCharacterSet], true);
	OFIRIVerifyIsEscaped(*pathString,
	    [OFCharacterSet IRIPathAllowedCharacterSet], true);
}

- (instancetype)initWithString: (OFString *)string
{
	self = [super init];

	@try {
601
602
603
604
605
606
607
608
609


610
611
612
613
614
615
616
692
693
694
695
696
697
698


699
700
701
702
703
704
705
706
707







-
-
+
+







		    colon - UTF8String < 1 || !OFASCIIIsAlpha(UTF8String[0]))
			@throw [OFInvalidFormatException exception];

		_scheme = [[[OFString stringWithUTF8String: UTF8String
						    length: colon - UTF8String]
		    lowercaseString] copy];

		OFURIVerifyIsEscaped(_scheme,
		    [OFCharacterSet URISchemeAllowedCharacterSet], false);
		OFIRIVerifyIsEscaped(_scheme,
		    [OFCharacterSet IRISchemeAllowedCharacterSet], false);

		length -= colon - UTF8String + 1;
		UTF8String = colon + 1;

		if (length >= 2 && UTF8String[0] == '/' &&
		    UTF8String[1] == '/') {
			size_t authorityLength;
690
691
692
693
694
695
696
697

698
699
700
701
702
703
704
781
782
783
784
785
786
787

788
789
790
791
792
793
794
795







-
+







	else
		[components replaceObjectAtIndex: components.count - 1
				      withObject: path];

	return [components componentsJoinedByString: @"/"];
}

- (instancetype)initWithString: (OFString *)string relativeToURI: (OFURI *)URI
- (instancetype)initWithString: (OFString *)string relativeToIRI: (OFIRI *)IRI
{
	bool absolute;

	@try {
		absolute = isAbsolute(string);
	} @catch (id e) {
		[self release];
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
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







-
+



















-
-
-
+
+
+

-
+












-
+


-
+





-
+
















-
+












-
+




-
+

















-
+









-
+







	@try {
		void *pool = objc_autoreleasePoolPush();
		const char *UTF8String = string.UTF8String;
		size_t length = string.UTF8StringLength;
		bool hasAuthority = false;
		OFString *path, *query = nil, *fragment = nil;

		_scheme = [URI->_scheme copy];
		_scheme = [IRI->_scheme copy];

		if (length >= 2 && UTF8String[0] == '/' &&
		    UTF8String[1] == '/') {
			size_t authorityLength;

			hasAuthority = true;

			UTF8String += 2;
			length -= 2;

			authorityLength = parseAuthority(self,
			    UTF8String, length);

			UTF8String += authorityLength;
			length -= authorityLength;

			if (length > 0)
				OFEnsure(UTF8String[0] == '/');
		} else {
			_percentEncodedHost = [URI->_percentEncodedHost copy];
			_port = [URI->_port copy];
			_percentEncodedUser = [URI->_percentEncodedUser copy];
			_percentEncodedHost = [IRI->_percentEncodedHost copy];
			_port = [IRI->_port copy];
			_percentEncodedUser = [IRI->_percentEncodedUser copy];
			_percentEncodedPassword =
			    [URI->_percentEncodedPassword copy];
			    [IRI->_percentEncodedPassword copy];
		}

		parsePathQueryFragment(UTF8String, length,
		    &path, &query, &fragment);
		_percentEncodedFragment = [fragment copy];

		if (hasAuthority) {
			_percentEncodedPath = [path copy];
			_percentEncodedQuery = [query copy];
		} else {
			if (path.length == 0) {
				_percentEncodedPath =
				    [URI->_percentEncodedPath copy];
				    [IRI->_percentEncodedPath copy];
				_percentEncodedQuery = (query != nil
				    ? [query copy]
				    : [URI->_percentEncodedQuery copy]);
				    : [IRI->_percentEncodedQuery copy]);
			} else {
				if ([path hasPrefix: @"/"])
					_percentEncodedPath = [path copy];
				else
					_percentEncodedPath = [merge(
					    URI->_percentEncodedPath, path)
					    IRI->_percentEncodedPath, path)
					    copy];

				_percentEncodedQuery = [query copy];
			}
		}

		objc_autoreleasePoolPop(pool);
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

#ifdef OF_HAVE_FILES
- (instancetype)initFileURIWithPath: (OFString *)path
- (instancetype)initFileIRIWithPath: (OFString *)path
{
	bool isDirectory;

	@try {
		void *pool = objc_autoreleasePoolPush();
		isDirectory = [path of_isDirectoryPath];
		objc_autoreleasePoolPop(pool);
	} @catch (id e) {
		[self release];
		@throw e;
	}

	self = [self initFileURIWithPath: path isDirectory: isDirectory];
	self = [self initFileIRIWithPath: path isDirectory: isDirectory];

	return self;
}

- (instancetype)initFileURIWithPath: (OFString *)path
- (instancetype)initFileIRIWithPath: (OFString *)path
			isDirectory: (bool)isDirectory
{
	self = [super init];

	@try {
		void *pool = objc_autoreleasePoolPush();
		OFString *percentEncodedHost = nil;

		if (!path.absolutePath) {
			OFString *currentDirectoryPath = [OFFileManager
			    defaultManager].currentDirectoryPath;

			path = [currentDirectoryPath
			    stringByAppendingPathComponent: path];
			path = path.stringByStandardizingPath;
		}

		path = [path of_pathToURIPathWithPercentEncodedHost:
		path = [path of_pathToIRIPathWithPercentEncodedHost:
		    &percentEncodedHost];
		_percentEncodedHost = [percentEncodedHost copy];

		if (isDirectory && ![path hasSuffix: @"/"])
			path = [path stringByAppendingString: @"/"];

		_scheme = @"file";
		_percentEncodedPath = [[path
		    stringByAddingPercentEncodingWithAllowedCharacters:
		    [OFCharacterSet URIPathAllowedCharacterSet]] copy];
		    [OFCharacterSet IRIPathAllowedCharacterSet]] copy];

		objc_autoreleasePoolPop(pool);
	} @catch (id e) {
		[self release];
		@throw e;
	}

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
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







-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
















-
+




-
+


-
+

-
+

-
-
+
+

-
+

-
-
+
+

-
-
+
+

-
+

-
-
+
+

-
-
+
+







}

- (instancetype)of_init
{
	return [super init];
}

- (instancetype)initWithSerialization: (OFXMLElement *)element
{
	void *pool = objc_autoreleasePoolPush();
	OFString *stringValue;

	@try {
		if (![element.name isEqual: self.className] ||
		    ![element.namespace isEqual: OFSerializationNS])
			@throw [OFInvalidArgumentException exception];

		stringValue = element.stringValue;
	} @catch (id e) {
		[self release];
		@throw e;
	}

	self = [self initWithString: stringValue];

	objc_autoreleasePoolPop(pool);

	return self;
}

- (void)dealloc
{
	[_scheme release];
	[_percentEncodedHost release];
	[_port release];
	[_percentEncodedUser release];
	[_percentEncodedPassword release];
	[_percentEncodedPath release];
	[_percentEncodedQuery release];
	[_percentEncodedFragment release];

	[super dealloc];
}

- (bool)isEqual: (id)object
{
	OFURI *URI;
	OFIRI *IRI;

	if (object == self)
		return true;

	if (![object isKindOfClass: [OFURI class]])
	if (![object isKindOfClass: [OFIRI class]])
		return false;

	URI = object;
	IRI = object;

	if (![URI->_scheme isEqual: _scheme])
	if (![IRI->_scheme isEqual: _scheme])
		return false;
	if (URI->_percentEncodedHost != _percentEncodedHost &&
	    ![URI->_percentEncodedHost isEqual: _percentEncodedHost])
	if (IRI->_percentEncodedHost != _percentEncodedHost &&
	    ![IRI->_percentEncodedHost isEqual: _percentEncodedHost])
		return false;
	if (URI->_port != _port && ![URI->_port isEqual: _port])
	if (IRI->_port != _port && ![IRI->_port isEqual: _port])
		return false;
	if (URI->_percentEncodedUser != _percentEncodedUser &&
	    ![URI->_percentEncodedUser isEqual: _percentEncodedUser])
	if (IRI->_percentEncodedUser != _percentEncodedUser &&
	    ![IRI->_percentEncodedUser isEqual: _percentEncodedUser])
		return false;
	if (URI->_percentEncodedPassword != _percentEncodedPassword &&
	    ![URI->_percentEncodedPassword isEqual: _percentEncodedPassword])
	if (IRI->_percentEncodedPassword != _percentEncodedPassword &&
	    ![IRI->_percentEncodedPassword isEqual: _percentEncodedPassword])
		return false;
	if (![URI->_percentEncodedPath isEqual: _percentEncodedPath])
	if (![IRI->_percentEncodedPath isEqual: _percentEncodedPath])
		return false;
	if (URI->_percentEncodedQuery != _percentEncodedQuery &&
	    ![URI->_percentEncodedQuery isEqual: _percentEncodedQuery])
	if (IRI->_percentEncodedQuery != _percentEncodedQuery &&
	    ![IRI->_percentEncodedQuery isEqual: _percentEncodedQuery])
		return false;
	if (URI->_percentEncodedFragment != _percentEncodedFragment &&
	    ![URI->_percentEncodedFragment isEqual: _percentEncodedFragment])
	if (IRI->_percentEncodedFragment != _percentEncodedFragment &&
	    ![IRI->_percentEncodedFragment isEqual: _percentEncodedFragment])
		return false;

	return true;
}

- (unsigned long)hash
{
950
951
952
953
954
955
956
957

958
959
960
961
962
963
964
1018
1019
1020
1021
1022
1023
1024

1025
1026
1027
1028
1029
1030
1031
1032







-
+







- (OFString *)host
{
	if ([_percentEncodedHost hasPrefix: @"["] &&
	    [_percentEncodedHost hasSuffix: @"]"]) {
		OFString *host = [_percentEncodedHost substringWithRange:
		    OFMakeRange(1, _percentEncodedHost.length - 2)];

		if (!OFURIIsIPv6Host(host))
		if (!OFIRIIsIPv6Host(host))
			@throw [OFInvalidArgumentException exception];

		return host;
	}

	return _percentEncodedHost.stringByRemovingPercentEncoding;
}
1011
1012
1013
1014
1015
1016
1017
1018

1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039

1040
1041
1042
1043
1044
1045
1046
1079
1080
1081
1082
1083
1084
1085

1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106

1107
1108
1109
1110
1111
1112
1113
1114







-
+




















-
+







#endif
	OFMutableArray *ret;
	size_t count;

#ifdef OF_HAVE_FILES
	if (isFile) {
		OFString *path = [_percentEncodedPath
		    of_URIPathToPathWithPercentEncodedHost: nil];
		    of_IRIPathToPathWithPercentEncodedHost: nil];
		ret = [[path.pathComponents mutableCopy] autorelease];

		if (![ret.firstObject isEqual: @"/"])
			[ret insertObject: @"/" atIndex: 0];
	} else
#endif
		ret = [[[_percentEncodedPath componentsSeparatedByString: @"/"]
		    mutableCopy] autorelease];

	count = ret.count;

	if (count > 0 && [ret.firstObject length] == 0)
		[ret replaceObjectAtIndex: 0 withObject: @"/"];

	for (size_t i = 0; i < count; i++) {
		OFString *component = [ret objectAtIndex: i];

#ifdef OF_HAVE_FILES
		if (isFile)
			component =
			    [component of_pathComponentToURIPathComponent];
			    [component of_pathComponentToIRIPathComponent];
#endif

		component = component.stringByRemovingPercentEncoding;
		[ret replaceObjectAtIndex: i withObject: component];
	}

	[ret makeImmutable];
1148
1149
1150
1151
1152
1153
1154
1155

1156
1157
1158
1159
1160
1161
1162
1216
1217
1218
1219
1220
1221
1222

1223
1224
1225
1226
1227
1228
1229
1230







-
+







- (id)copy
{
	return [self retain];
}

- (id)mutableCopy
{
	OFURI *copy = [[OFMutableURI alloc] initWithScheme: _scheme];
	OFIRI *copy = [[OFMutableIRI alloc] initWithScheme: _scheme];

	@try {
		copy->_percentEncodedHost = [_percentEncodedHost copy];
		copy->_port = [_port copy];
		copy->_percentEncodedUser = [_percentEncodedUser copy];
		copy->_percentEncodedPassword = [_percentEncodedPassword copy];
		copy->_percentEncodedPath = [_percentEncodedPath copy];
1214
1215
1216
1217
1218
1219
1220
1221

1222
1223
1224
1225
1226
1227
1228
1229
1230
1231

1232
1233
1234
1235
1236




1237
1238
1239

1240
1241
1242
1243
1244
1245




1246
1247
1248

1249
1250
1251
1252
1253































1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1282
1283
1284
1285
1286
1287
1288

1289
1290
1291
1292
1293
1294
1295
1296
1297
1298

1299
1300




1301
1302
1303
1304
1305
1306

1307
1308
1309




1310
1311
1312
1313
1314
1315

1316
1317




1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
















1356







-
+









-
+

-
-
-
-
+
+
+
+


-
+


-
-
-
-
+
+
+
+


-
+

-
-
-
-
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+







-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

	if (![_scheme isEqual: @"file"])
		@throw [OFInvalidArgumentException exception];

	if (![_percentEncodedPath hasPrefix: @"/"])
		@throw [OFInvalidFormatException exception];

	path = [self.path
	    of_URIPathToPathWithPercentEncodedHost: _percentEncodedHost];
	    of_IRIPathToPathWithPercentEncodedHost: _percentEncodedHost];

	[path retain];

	objc_autoreleasePoolPop(pool);

	return [path autorelease];
}
#endif

- (OFURI *)URIByAppendingPathComponent: (OFString *)component
- (OFIRI *)IRIByAppendingPathComponent: (OFString *)component
{
	OFMutableURI *URI = [[self mutableCopy] autorelease];
	[URI appendPathComponent: component];
	[URI makeImmutable];
	return URI;
	OFMutableIRI *IRI = [[self mutableCopy] autorelease];
	[IRI appendPathComponent: component];
	[IRI makeImmutable];
	return IRI;
}

- (OFURI *)URIByAppendingPathComponent: (OFString *)component
- (OFIRI *)IRIByAppendingPathComponent: (OFString *)component
			   isDirectory: (bool)isDirectory
{
	OFMutableURI *URI = [[self mutableCopy] autorelease];
	[URI appendPathComponent: component isDirectory: isDirectory];
	[URI makeImmutable];
	return URI;
	OFMutableIRI *IRI = [[self mutableCopy] autorelease];
	[IRI appendPathComponent: component isDirectory: isDirectory];
	[IRI makeImmutable];
	return IRI;
}

- (OFURI *)URIByStandardizingPath
- (OFIRI *)IRIByStandardizingPath
{
	OFMutableURI *URI = [[self mutableCopy] autorelease];
	[URI standardizePath];
	[URI makeImmutable];
	return URI;
	OFMutableIRI *IRI = [[self mutableCopy] autorelease];
	[IRI standardizePath];
	[IRI makeImmutable];
	return IRI;
}

- (OFIRI *)IRIByAddingPercentEncodingForUnicodeCharacters
{
	OFMutableIRI *IRI = [[self mutableCopy] autorelease];
	void *pool = objc_autoreleasePoolPush();
	OFCharacterSet *ASCII =
	    [OFCharacterSet characterSetWithRange: OFMakeRange(0, 0x80)];

	IRI.percentEncodedHost = [_percentEncodedHost
	    stringByAddingPercentEncodingWithAllowedCharacters: ASCII];
	IRI.percentEncodedUser = [_percentEncodedUser
	    stringByAddingPercentEncodingWithAllowedCharacters: ASCII];
	IRI.percentEncodedPassword = [_percentEncodedPassword
	    stringByAddingPercentEncodingWithAllowedCharacters: ASCII];
	IRI.percentEncodedPath = [_percentEncodedPath
	    stringByAddingPercentEncodingWithAllowedCharacters: ASCII];
	IRI.percentEncodedQuery = [_percentEncodedQuery
	    stringByAddingPercentEncodingWithAllowedCharacters: ASCII];
	IRI.percentEncodedFragment = [_percentEncodedFragment
	    stringByAddingPercentEncodingWithAllowedCharacters: ASCII];

	[IRI makeImmutable];

	objc_autoreleasePoolPop(pool);

	return IRI;
}

- (OFString *)description
{
	return [OFString stringWithFormat: @"<%@: %@>",
					   self.class, self.string];
}

- (OFXMLElement *)XMLElementBySerializing
{
	void *pool = objc_autoreleasePoolPush();
	OFXMLElement *element;

	element = [OFXMLElement elementWithName: self.className
				      namespace: OFSerializationNS
				    stringValue: self.string];

	[element retain];

	objc_autoreleasePoolPop(pool);

	return [element autorelease];
}
@end