bsd/sys/utfconv.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22
  23 #ifndef _SYS_UTFCONV_H_
  24 #define _SYS_UTFCONV_H_
  25
  26 #ifdef KERNEL
  27 /*
  28  * UTF-8 encode/decode flags
  29  */
  30 #define UTF_REVERSE_ENDIAN      0x01    /* reverse UCS-2 byte order */
  31 #define UTF_NO_NULL_TERM        0x02    /* do not add null termination */
  32 #define UTF_DECOMPOSED          0x04    /* generate fully decomposed UCS-2 */
  33 #define UTF_PRECOMPOSED         0x08    /* generate precomposed UCS-2 */
  34
  35 __BEGIN_DECLS
  36 size_t  utf8_encodelen __P((const u_int16_t *, size_t, u_int16_t, int));
  37
  38 int     utf8_encodestr __P((const u_int16_t *, size_t, u_int8_t *, size_t *,
  39                 size_t, u_int16_t, int));
  40
  41 int     utf8_decodestr __P((const u_int8_t *, size_t, u_int16_t *,size_t *,
  42                 size_t, u_int16_t, int));
  43 __END_DECLS
  44
  45 #endif /* KERNEL */
  46
  47 #endif /* !_SYS_UTFCONV_H_ */