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mruby/src/utf_8.c at master · tjsingleton/mruby · GitHub
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/**********************************************************************
utf_8.c - Oniguruma (regular expression library)
**********************************************************************/
/*-
* Copyright (c) 2002-2007 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include
"mruby.h"
#ifdef
INCLUDE_ENCODING
#include
"regenc.h"
#define
USE_INVALID_CODE_SCHEME
#ifdef
USE_INVALID_CODE_SCHEME
/* virtual codepoint values for invalid encoding byte 0xfe and 0xff */
#define
INVALID_CODE_FE
0xfffffffe
#define
INVALID_CODE_FF
0xffffffff
#define
VALID_CODE_LIMIT
0x7fffffff
#endif
#define
utf8_islead
(
c
) ((UChar )((c) & 0xc0) != 0x80)
static
const
int
EncLen_UTF8
[]
=
{
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
2
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
4
,
4
,
4
,
4
,
4
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
};
typedef
enum
{
FAILURE
=
-2
,
ACCEPT
,
S0
,
S1
,
S2
,
S3
,
S4
,
S5
,
S6
,
S7
}
state_t
;
#define
A
ACCEPT
#define
F
FAILURE
static
const
signed
char
trans
[][
0x100
]
=
{
{
/* S0 0 1 2 3 4 5 6 7 8 9 a b c d e f */
/* 0 */
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
/* 1 */
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
/* 2 */
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
/* 3 */
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
/* 4 */
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
/* 5 */
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
/* 6 */
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
/* 7 */
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
/* 8 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 9 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* a */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* b */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* c */
F
,
F
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
/* d */
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
/* e */
2
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
4
,
3
,
3
,
/* f */
5
,
6
,
6
,
6
,
7
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
},
{
/* S1 0 1 2 3 4 5 6 7 8 9 a b c d e f */
/* 0 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 1 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 2 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 3 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 4 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 5 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 6 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 7 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 8 */
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
/* 9 */
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
/* a */
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
/* b */
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
A
,
/* c */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* d */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* e */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* f */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
},
{
/* S2 0 1 2 3 4 5 6 7 8 9 a b c d e f */
/* 0 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 1 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 2 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 3 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 4 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 5 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 6 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 7 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 8 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 9 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* a */
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
/* b */
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
/* c */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* d */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* e */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* f */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
},
{
/* S3 0 1 2 3 4 5 6 7 8 9 a b c d e f */
/* 0 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 1 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 2 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 3 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 4 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 5 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 6 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 7 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 8 */
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
/* 9 */
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
/* a */
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
/* b */
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
/* c */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* d */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* e */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* f */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
},
{
/* S4 0 1 2 3 4 5 6 7 8 9 a b c d e f */
/* 0 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 1 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 2 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 3 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 4 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 5 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 6 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 7 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 8 */
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
/* 9 */
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
1
,
/* a */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* b */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* c */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* d */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* e */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* f */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
},
{
/* S5 0 1 2 3 4 5 6 7 8 9 a b c d e f */
/* 0 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 1 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 2 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 3 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 4 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 5 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 6 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 7 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 8 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 9 */
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
/* a */
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
/* b */
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
/* c */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* d */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* e */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* f */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
},
{
/* S6 0 1 2 3 4 5 6 7 8 9 a b c d e f */
/* 0 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 1 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 2 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 3 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 4 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 5 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 6 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 7 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 8 */
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
/* 9 */
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
/* a */
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
/* b */
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
/* c */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* d */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* e */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* f */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
},
{
/* S7 0 1 2 3 4 5 6 7 8 9 a b c d e f */
/* 0 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 1 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 2 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 3 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 4 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 5 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 6 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 7 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* 8 */
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
3
,
/* 9 */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* a */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* b */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* c */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* d */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* e */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
/* f */
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
,
F
},
};
#undef
A
#undef
F
static
int
mbc_enc_len
(
const
UChar
*
p
,
const
UChar
*
e
,
OnigEncoding
enc
ARG_UNUSED
)
{
int
firstbyte
=
*
p
++
;
state_t
s
;
s
=
trans
[
0
][
firstbyte
];
if
(
s
<
0
)
return
s
==
ACCEPT
?
ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND
(
1
) :
ONIGENC_CONSTRUCT_MBCLEN_INVALID
();
if
(
p
==
e
)
return
ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE
(
EncLen_UTF8
[
firstbyte
]
-
1
);
s
=
trans
[
s
][
*
p
++
];
if
(
s
<
0
)
return
s
==
ACCEPT
?
ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND
(
2
) :
ONIGENC_CONSTRUCT_MBCLEN_INVALID
();
if
(
p
==
e
)
return
ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE
(
EncLen_UTF8
[
firstbyte
]
-
2
);
s
=
trans
[
s
][
*
p
++
];
if
(
s
<
0
)
return
s
==
ACCEPT
?
ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND
(
3
) :
ONIGENC_CONSTRUCT_MBCLEN_INVALID
();
if
(
p
==
e
)
return
ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE
(
EncLen_UTF8
[
firstbyte
]
-
3
);
s
=
trans
[
s
][
*
p
++
];
return
s
==
ACCEPT
?
ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND
(
4
) :
ONIGENC_CONSTRUCT_MBCLEN_INVALID
();
}
static
int
is_mbc_newline
(
const
UChar
*
p
,
const
UChar
*
end
,
OnigEncoding
enc
)
{
if
(
p
<
end
) {
if
(
*
p
==
0x0a
)
return
1
;
#ifdef
USE_UNICODE_ALL_LINE_TERMINATORS
#ifndef
USE_CRNL_AS_LINE_TERMINATOR
if
(
*
p
==
0x0d
)
return
1
;
#endif
if
(
p
+
1
<
end
) {
if
(
*
(
p
+
1
)
==
0x85
&&
*
p
==
0xc2
)
/* U+0085 */
return
1
;
if
(
p
+
2
<
end
) {
if
((
*
(
p
+
2
)
==
0xa8
||
*
(
p
+
2
)
==
0xa9
)
&&
*
(
p
+
1
)
==
0x80
&&
*
p
==
0xe2
)
/* U+2028, U+2029 */
return
1
;
}
}
#endif
}
return
0
;
}
static
OnigCodePoint
mbc_to_code
(
const
UChar
*
p
,
const
UChar
*
end
,
OnigEncoding
enc
)
{
int
c
,
len
;
OnigCodePoint
n
;
len
=
enclen
(
enc
,
p
,
end
);
c
=
*
p
++
;
if
(
len
>
1
) {
len
--
;
n
=
c
&
((
1
<< (
6
-
len
))
-
1
);
while
(
len
--
) {
c
=
*
p
++
;
n
=
(
n
<<
6
) | (
c
&
((
1
<<
6
)
-
1
));
}
return
n
;
}
else
{
#ifdef
USE_INVALID_CODE_SCHEME
if
(
c
>
0xfd
) {
return
((
c
==
0xfe
) ?
INVALID_CODE_FE
:
INVALID_CODE_FF
);
}
#endif
return
(
OnigCodePoint
)
c
;
}
}
static
int
code_to_mbclen
(
OnigCodePoint
code
,
OnigEncoding
enc
ARG_UNUSED
)
{
if
((
code
&
0xffffff80
)
==
0
)
return
1
;
else
if
((
code
&
0xfffff800
)
==
0
)
return
2
;
else
if
((
code
&
0xffff0000
)
==
0
)
return
3
;
else
if
((
code
&
0xffe00000
)
==
0
)
return
4
;
else
if
((
code
&
0xfc000000
)
==
0
)
return
5
;
else
if
((
code
&
0x80000000
)
==
0
)
return
6
;
#ifdef
USE_INVALID_CODE_SCHEME
else
if
(
code
==
INVALID_CODE_FE
)
return
1
;
else
if
(
code
==
INVALID_CODE_FF
)
return
1
;
#endif
else
return
ONIGERR_TOO_BIG_WIDE_CHAR_VALUE
;
}
static
int
code_to_mbc
(
OnigCodePoint
code
,
UChar
*
buf
,
OnigEncoding
enc
ARG_UNUSED
)
{
#define
UTF8_TRAILS
(
code
,
shift
) (UChar )((((code) >> (shift)) & 0x3f) | 0x80)
#define
UTF8_TRAIL0
(
code
) (UChar )(((code) & 0x3f) | 0x80)
if
((
code
&
0xffffff80
)
==
0
) {
*
buf
=
(
UChar
)
code
;
return
1
;
}
else
{
UChar
*
p
=
buf
;
if
((
code
&
0xfffff800
)
==
0
) {
*
p
++
=
(
UChar
)(((
code
>>
6
)
&
0x1f
) |
0xc0
);
}
else
if
((
code
&
0xffff0000
)
==
0
) {
*
p
++
=
(
UChar
)(((
code
>>
12
)
&
0x0f
) |
0xe0
);
*
p
++
=
UTF8_TRAILS
(
code
,
6
);
}
else
if
((
code
&
0xffe00000
)
==
0
) {
*
p
++
=
(
UChar
)(((
code
>>
18
)
&
0x07
) |
0xf0
);
*
p
++
=
UTF8_TRAILS
(
code
,
12
);
*
p
++
=
UTF8_TRAILS
(
code
,
6
);
}
else
if
((
code
&
0xfc000000
)
==
0
) {
*
p
++
=
(
UChar
)(((
code
>>
24
)
&
0x03
) |
0xf8
);
*
p
++
=
UTF8_TRAILS
(
code
,
18
);
*
p
++
=
UTF8_TRAILS
(
code
,
12
);
*
p
++
=
UTF8_TRAILS
(
code
,
6
);
}
else
if
((
code
&
0x80000000
)
==
0
) {
*
p
++
=
(
UChar
)(((
code
>>
30
)
&
0x01
) |
0xfc
);
*
p
++
=
UTF8_TRAILS
(
code
,
24
);
*
p
++
=
UTF8_TRAILS
(
code
,
18
);
*
p
++
=
UTF8_TRAILS
(
code
,
12
);
*
p
++
=
UTF8_TRAILS
(
code
,
6
);
}
#ifdef
USE_INVALID_CODE_SCHEME
else
if
(
code
==
INVALID_CODE_FE
) {
*
p
=
0xfe
;
return
1
;
}
else
if
(
code
==
INVALID_CODE_FF
) {
*
p
=
0xff
;
return
1
;
}
#endif
else
{
return
ONIGERR_TOO_BIG_WIDE_CHAR_VALUE
;
}
*
p
++
=
UTF8_TRAIL0
(
code
);
return
(
int
)(
p
-
buf
);
}
}
static
int
mbc_case_fold
(
OnigCaseFoldType
flag
,
const
UChar
*
*
pp
,
const
UChar
*
end
,
UChar
*
fold
,
OnigEncoding
enc
)
{
const
UChar
*
p
=
*
pp
;
if
(
ONIGENC_IS_MBC_ASCII
(
p
)) {
#ifdef
USE_UNICODE_CASE_FOLD_TURKISH_AZERI
if
((
flag
&
ONIGENC_CASE_FOLD_TURKISH_AZERI
)
!=
0
) {
if
(
*
p
==
0x49
) {
*
fold
++
=
0xc4
;
*
fold
=
0xb1
;
(
*
pp
)
++
;
return
2
;
}
}
#endif
*
fold
=
ONIGENC_ASCII_CODE_TO_LOWER_CASE
(
*
p
);
(
*
pp
)
++
;
return
1
;
/* return byte length of converted char to lower */
}
else
{
return
onigenc_unicode_mbc_case_fold
(
enc
,
flag
,
pp
,
end
,
fold
);
}
}
static
int
get_ctype_code_range
(
OnigCtype
ctype
,
OnigCodePoint
*
sb_out
,
const
OnigCodePoint
*
ranges
[],
OnigEncoding
enc
ARG_UNUSED
)
{
*
sb_out
=
0x80
;
return
onigenc_unicode_ctype_code_range
(
ctype
,
ranges
);
}
static
UChar
*
left_adjust_char_head
(
const
UChar
*
start
,
const
UChar
*
s
,
const
UChar
*
end
,
OnigEncoding
enc
ARG_UNUSED
)
{
const
UChar
*
p
;
if
(
s
<=
start
)
return
(
UChar
*
)
s
;
p
=
s
;
while
(!
utf8_islead
(
*
p
)
&&
p
>
start
)
p
--
;
return
(
UChar
*
)
p
;
}
static
int
get_case_fold_codes_by_str
(
OnigCaseFoldType
flag
,
const
OnigUChar
*
p
,
const
OnigUChar
*
end
,
OnigCaseFoldCodeItem
items
[],
OnigEncoding
enc
)
{
return
onigenc_unicode_get_case_fold_codes_by_str
(
enc
,
flag
,
p
,
end
,
items
);
}
OnigEncodingDefine
(
utf_8
,
UTF_8
)
=
{
mbc_enc_len
,
"UTF-8"
,
/* name */
6
,
/* max byte length */
1
,
/* min byte length */
is_mbc_newline
,
mbc_to_code
,
code_to_mbclen
,
code_to_mbc
,
mbc_case_fold
,
onigenc_unicode_apply_all_case_fold
,
get_case_fold_codes_by_str
,
onigenc_unicode_property_name_to_ctype
,
onigenc_unicode_is_code_ctype
,
get_ctype_code_range
,
left_adjust_char_head
,
onigenc_always_true_is_allowed_reverse_match
};
ENC_ALIAS
(
"CP65001"
,
"UTF-8"
)
/*
* Name: UTF8-MAC
* Link: http://developer.apple.com/documentation/MacOSX/Conceptual/BPFileSystem/BPFileSystem.html
* Link: http://developer.apple.com/qa/qa2001/qa1235.html
* Link: http://developer.apple.com/jp/qa/qa2001/qa1235.html
* Link: http://www.gnu.org/software/emacs/NEWS.23.2
*/
ENC_REPLICATE
(
"UTF8-MAC"
,
"UTF-8"
)
ENC_ALIAS
(
"UTF-8-MAC"
,
"UTF8-MAC"
)
ENC_ALIAS
(
"UTF-8-HFS"
,
"UTF8-MAC"
)
/* Emacs 23.2 */
#endif
//INCLUDE_ENCODING
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