ObjFW
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OFUTF8String.h
1/*
2 * Copyright (c) 2008-2024 Jonathan Schleifer <js@nil.im>
3 *
4 * All rights reserved.
5 *
6 * This file is part of ObjFW. It may be distributed under the terms of the
7 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
8 * the packaging of this file.
9 *
10 * Alternatively, it may be distributed under the terms of the GNU General
11 * Public License, either version 2 or 3, which can be found in the file
12 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
13 * file.
14 */
15
16#import "OFString.h"
17
18OF_ASSUME_NONNULL_BEGIN
19
20@interface OFUTF8String: OFString
21{
22 /*
23 * A pointer to the actual data.
24 *
25 * Since constant strings don't have `_storage`, they have to allocate
26 * it on the first access. Strings created at runtime just set the
27 * pointer to `&_storage`.
28 */
29 struct OFUTF8StringIvars {
30 char *cString;
31 size_t cStringLength;
32 bool isUTF8;
33 size_t length;
34 bool hasHash;
35 unsigned long hash;
36 bool freeWhenDone;
37 } *restrict _s;
38 struct OFUTF8StringIvars _storage;
39}
40@end
41
42#ifdef __cplusplus
43extern "C" {
44#endif
45extern int OFUTF8StringCheck(const char *, size_t, size_t *);
46extern size_t OFUTF8StringIndexToPosition(const char *, size_t, size_t);
47#ifdef __cplusplus
48}
49#endif
50
51OF_ASSUME_NONNULL_END
A class for handling strings.
Definition OFString.h:135