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1/*
2 * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28
29#ifndef _SYS_UTFCONV_H_
30#define _SYS_UTFCONV_H_
31
32#include <sys/appleapiopts.h>
33#include <sys/cdefs.h>
34
35#ifdef KERNEL
36#ifdef __APPLE_API_UNSTABLE
37/*
38 * UTF-8 encode/decode flags
39 */
40#define UTF_REVERSE_ENDIAN 0x01 /* reverse UCS-2 byte order */
41#define UTF_NO_NULL_TERM 0x02 /* do not add null termination */
42#define UTF_DECOMPOSED 0x04 /* generate fully decomposed UCS-2 */
43#define UTF_PRECOMPOSED 0x08 /* generate precomposed UCS-2 */
44
45__BEGIN_DECLS
46size_t utf8_encodelen(const u_int16_t *, size_t, u_int16_t, int);
47
48int utf8_encodestr(const u_int16_t *, size_t, u_int8_t *, size_t *,
49 size_t, u_int16_t, int);
50
51int utf8_decodestr(const u_int8_t *, size_t, u_int16_t *,size_t *,
52 size_t, u_int16_t, int);
53
54int utf8_validatestr(const u_int8_t*, size_t);
55
56__END_DECLS
57
58#endif /* __APPLE_API_UNSTABLE */
59#endif /* KERNEL */
60
61#endif /* !_SYS_UTFCONV_H_ */