libwsx libwsx
WSwan extra library for the Wonderful toolchain
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utf8.h
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1/*
2 * Copyright (c) 2024, 2025 Adrian "asie" Siekierka
3 *
4 * This software is provided 'as-is', without any express or implied
5 * warranty. In no event will the authors be held liable for any damages
6 * arising from the use of this software.
7 *
8 * Permission is granted to anyone to use this software for any purpose,
9 * including commercial applications, and to alter it and redistribute it
10 * freely, subject to the following restrictions:
11 *
12 * 1. The origin of this software must not be misrepresented; you must not
13 * claim that you wrote the original software. If you use this software
14 * in a product, an acknowledgment in the product documentation would be
15 * appreciated but is not required.
16 *
17 * 2. Altered source versions must be plainly marked as such, and must not be
18 * misrepresented as being the original software.
19 *
20 * 3. This notice may not be removed or altered from any source distribution.
21 */
22
23#ifndef LIBWSX_UTF8_H_
24#define LIBWSX_UTF8_H_
25
26#ifdef __cplusplus
27extern "C" {
28#endif
29
30#include <stdbool.h>
31#include <stdint.h>
32#include <wonderful.h>
33
41char *wsx_utf8_encode_next(char *s, uint32_t chr);
42
49uint32_t wsx_utf8_decode_next(const char __far** s);
50
57int wsx_utf8_len(const char __far* s) __attribute__((pure));
58
59#ifdef __cplusplus
60}
61#endif
62
63#endif /* LIBWSX_UTF8_H_ */
wsx_utf8_encode_next
char * wsx_utf8_encode_next(char *s, uint32_t chr)
Encode the next character in an UTF-8 string.
wsx_utf8_decode_next
uint32_t wsx_utf8_decode_next(const char __far **s)
Decode the next character in an UTF-8 string.
wsx_utf8_len
int wsx_utf8_len(const char __far *s)
Measure the length of an UTF-8 string, in characters.