ruby/regenc.h

176 строки
7.4 KiB
C

#ifndef REGENC_H
#define REGENC_H
/**********************************************************************
regenc.h - Oniguruma (regular expression library)
**********************************************************************/
/*-
* Copyright (c) 2002-2006 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.
*/
#ifndef RUBY_PLATFORM
#include "config.h"
#endif
#include "oniguruma.h"
#ifndef NULL
#define NULL ((void* )0)
#endif
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
/* error codes */
#define ONIGENCERR_MEMORY -5
#define ONIGENCERR_TYPE_BUG -6
#define ONIGENCERR_INVALID_WIDE_CHAR_VALUE -400
#define ONIGENCERR_TOO_BIG_WIDE_CHAR_VALUE -401
#define ONIG_IS_NULL(p) (((void*)(p)) == (void*)0)
#define ONIG_IS_NOT_NULL(p) (((void*)(p)) != (void*)0)
#define ONIG_CHECK_NULL_RETURN(p) if (ONIG_IS_NULL(p)) return NULL
#define ONIG_CHECK_NULL_RETURN_VAL(p,val) if (ONIG_IS_NULL(p)) return (val)
#ifdef ONIG_RUBY_M17N
#define ONIG_ENCODING_INIT_DEFAULT ONIG_ENCODING_UNDEF
#else /* ONIG_RUBY_M17N */
#define USE_UNICODE_FULL_RANGE_CTYPE
/* following must not use with USE_CRNL_AS_LINE_TERMINATOR */
/* #define USE_UNICODE_ALL_LINE_TERMINATORS *//* see Unicode.org UTF#18 */
#define ONIG_ENCODING_INIT_DEFAULT ONIG_ENCODING_ASCII
/* for encoding system implementation (internal) */
ONIG_EXTERN int onigenc_ascii_get_all_pair_ambig_codes
P_((OnigAmbigType flag, const OnigPairAmbigCodes ** acs));
ONIG_EXTERN int onigenc_nothing_get_all_comp_ambig_codes
P_((OnigAmbigType flag, const OnigCompAmbigCodes ** acs));
ONIG_EXTERN int onigenc_iso_8859_1_get_all_pair_ambig_codes
P_((OnigAmbigType flag, const OnigPairAmbigCodes ** acs));
ONIG_EXTERN int onigenc_ess_tsett_get_all_comp_ambig_codes
P_((OnigAmbigType flag, const OnigCompAmbigCodes ** acs));
ONIG_EXTERN int onigenc_not_support_get_ctype_code_range
P_((int ctype, const OnigCodePoint * sbr[], const OnigCodePoint * mbr[]));
ONIG_EXTERN int onigenc_is_mbc_newline_0x0a
P_((const UChar * p, const UChar * end));
/* methods for single byte encoding */
ONIG_EXTERN int onigenc_ascii_mbc_to_normalize
P_((OnigAmbigType flag, const UChar ** p, const UChar * end, UChar * lower));
ONIG_EXTERN int onigenc_ascii_is_mbc_ambiguous
P_((OnigAmbigType flag, const UChar ** p, const UChar * end));
ONIG_EXTERN int onigenc_single_byte_mbc_enc_len P_((const UChar * p));
ONIG_EXTERN OnigCodePoint onigenc_single_byte_mbc_to_code
P_((const UChar * p, const UChar * end));
ONIG_EXTERN int onigenc_single_byte_code_to_mbclen P_((OnigCodePoint code));
ONIG_EXTERN int onigenc_single_byte_code_to_mbc_first
P_((OnigCodePoint code));
ONIG_EXTERN int onigenc_single_byte_code_to_mbc
P_((OnigCodePoint code, UChar * buf));
ONIG_EXTERN UChar *onigenc_single_byte_left_adjust_char_head
P_((const UChar * start, const UChar * s));
ONIG_EXTERN int onigenc_always_true_is_allowed_reverse_match
P_((const UChar * s, const UChar * end));
ONIG_EXTERN int onigenc_always_false_is_allowed_reverse_match
P_((const UChar * s, const UChar * end));
/* methods for multi byte encoding */
ONIG_EXTERN OnigCodePoint onigenc_mbn_mbc_to_code
P_((OnigEncoding enc, const UChar * p, const UChar * end));
ONIG_EXTERN int onigenc_mbn_mbc_to_normalize
P_((OnigEncoding enc, OnigAmbigType flag, const UChar ** p, const UChar * end,
UChar * lower));
ONIG_EXTERN int onigenc_mbn_is_mbc_ambiguous
P_((OnigEncoding enc, OnigAmbigType flag, const UChar ** p,
const UChar * end));
ONIG_EXTERN int onigenc_mb2_code_to_mbclen P_((OnigCodePoint code));
ONIG_EXTERN int onigenc_mb2_code_to_mbc_first P_((OnigCodePoint code));
ONIG_EXTERN int onigenc_mb2_code_to_mbc
P_((OnigEncoding enc, OnigCodePoint code, UChar * buf));
ONIG_EXTERN int onigenc_mb2_is_code_ctype
P_((OnigEncoding enc, OnigCodePoint code, unsigned int ctype));
ONIG_EXTERN int onigenc_mb4_code_to_mbclen P_((OnigCodePoint code));
ONIG_EXTERN int onigenc_mb4_code_to_mbc_first P_((OnigCodePoint code));
ONIG_EXTERN int onigenc_mb4_code_to_mbc
P_((OnigEncoding enc, OnigCodePoint code, UChar * buf));
ONIG_EXTERN int onigenc_mb4_is_code_ctype
P_((OnigEncoding enc, OnigCodePoint code, unsigned int ctype));
ONIG_EXTERN int onigenc_get_all_fold_match_code_ss_0xdf
P_((OnigCodePoint ** codes));
/* in enc/unicode.c */
ONIG_EXTERN int onigenc_unicode_is_code_ctype
P_((OnigCodePoint code, unsigned int ctype));
ONIG_EXTERN int onigenc_unicode_get_ctype_code_range
P_((int ctype, const OnigCodePoint * sbr[], const OnigCodePoint * mbr[]));
#define ONIGENC_ISO_8859_1_TO_LOWER_CASE(c) \
OnigEncISO_8859_1_ToLowerCaseTable[c]
#define ONIGENC_ISO_8859_1_TO_UPPER_CASE(c) \
OnigEncISO_8859_1_ToUpperCaseTable[c]
#define ONIGENC_IS_UNICODE_ISO_8859_1_CTYPE(code,ctype) \
((OnigEnc_Unicode_ISO_8859_1_CtypeTable[code] & ctype) != 0)
ONIG_EXTERN const UChar OnigEncISO_8859_1_ToLowerCaseTable[];
ONIG_EXTERN const UChar OnigEncISO_8859_1_ToUpperCaseTable[];
ONIG_EXTERN const unsigned short OnigEnc_Unicode_ISO_8859_1_CtypeTable[];
ONIG_EXTERN const OnigPairAmbigCodes OnigAsciiPairAmbigCodes[];
#endif /* is not ONIG_RUBY_M17N */
ONIG_EXTERN int
onigenc_with_ascii_strncmp
P_((OnigEncoding enc, const UChar * p, const UChar * end,
const UChar * sascii /* ascii */ , int n));
ONIG_EXTERN UChar *onigenc_step
P_((OnigEncoding enc, const UChar * p, const UChar * end, int n));
/* defined in regexec.c, but used in enc/xxx.c */
extern int onig_is_in_code_range P_((const UChar * p, OnigCodePoint code));
ONIG_EXTERN OnigEncoding OnigEncDefaultCharEncoding;
ONIG_EXTERN const UChar *OnigEncAsciiToLowerCaseTable;
ONIG_EXTERN const UChar OnigEncAsciiToUpperCaseTable[];
ONIG_EXTERN const unsigned short OnigEncAsciiCtypeTable[];
#define ONIGENC_ASCII_CODE_TO_LOWER_CASE(c) OnigEncAsciiToLowerCaseTable[c]
#define ONIGENC_ASCII_CODE_TO_UPPER_CASE(c) OnigEncAsciiToUpperCaseTable[c]
#define ONIGENC_IS_ASCII_CODE_CTYPE(code,ctype) \
((OnigEncAsciiCtypeTable[code] & ctype) != 0)
#define ONIGENC_IS_ASCII_CODE_CASE_AMBIG(code) \
ONIGENC_IS_ASCII_CODE_CTYPE(code, (ONIGENC_CTYPE_UPPER | ONIGENC_CTYPE_LOWER))
#endif /* REGENC_H */