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src/regenc.h
286 строк
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K.Kosako
define CASE_FOLD_IS_ASCII_ONLY() and CASE_FOLD_IS_NOT_ASCII_ONLY()
28 ноя 2020, 15:09
28 ноя 2020, 15:09
b3cc984
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#ifndef REGENC_H #define REGENC_H /********************************************************************** regenc.h - Oniguruma (regular expression library) **********************************************************************/ /*- * Copyright (c) 2002-2020 K.Kosako * 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 ONIGURUMA_EXPORT #define ONIGURUMA_EXPORT #endif #include "config.h" #ifndef ONIG_NO_STANDARD_C_HEADERS #include <stddef.h> #endif #ifdef ONIG_ESCAPE_UCHAR_COLLISION #undef ONIG_ESCAPE_UCHAR_COLLISION #endif #include "oniguruma.h" typedef struct { OnigCodePoint from; OnigCodePoint to; } OnigPairCaseFoldCodes; #ifndef NULL #define NULL ((void* )0) #endif #ifndef TRUE #define TRUE 1 #endif #ifndef FALSE #define FALSE 0 #endif #ifndef ARG_UNUSED #if defined(__GNUC__) # define ARG_UNUSED __attribute__ ((unused)) #else # define ARG_UNUSED #endif #endif #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) #define MAX_CODE_POINT (~((OnigCodePoint )0)) #define ASCII_LIMIT 127 #define NEWLINE_CODE 0x0a #define enclen(enc,p) ONIGENC_MBC_ENC_LEN(enc,p) /* character types bit flag */ #define BIT_CTYPE_NEWLINE (1<< ONIGENC_CTYPE_NEWLINE) #define BIT_CTYPE_ALPHA (1<< ONIGENC_CTYPE_ALPHA) #define BIT_CTYPE_BLANK (1<< ONIGENC_CTYPE_BLANK) #define BIT_CTYPE_CNTRL (1<< ONIGENC_CTYPE_CNTRL) #define BIT_CTYPE_DIGIT (1<< ONIGENC_CTYPE_DIGIT) #define BIT_CTYPE_GRAPH (1<< ONIGENC_CTYPE_GRAPH) #define BIT_CTYPE_LOWER (1<< ONIGENC_CTYPE_LOWER) #define BIT_CTYPE_PRINT (1<< ONIGENC_CTYPE_PRINT) #define BIT_CTYPE_PUNCT (1<< ONIGENC_CTYPE_PUNCT) #define BIT_CTYPE_SPACE (1<< ONIGENC_CTYPE_SPACE) #define BIT_CTYPE_UPPER (1<< ONIGENC_CTYPE_UPPER) #define BIT_CTYPE_XDIGIT (1<< ONIGENC_CTYPE_XDIGIT) #define BIT_CTYPE_WORD (1<< ONIGENC_CTYPE_WORD) #define BIT_CTYPE_ALNUM (1<< ONIGENC_CTYPE_ALNUM) #define BIT_CTYPE_ASCII (1<< ONIGENC_CTYPE_ASCII) #define CTYPE_TO_BIT(ctype) (1<<(ctype)) #define CTYPE_IS_WORD_GRAPH_PRINT(ctype) \ ((ctype) == ONIGENC_CTYPE_WORD || (ctype) == ONIGENC_CTYPE_GRAPH ||\ (ctype) == ONIGENC_CTYPE_PRINT) typedef struct { UChar *name; int ctype; short int len; } PosixBracketEntryType; struct PropertyNameCtype { char *name; int ctype; }; /* #define USE_CRNL_AS_LINE_TERMINATOR */ #define USE_UNICODE_PROPERTIES #define USE_UNICODE_EXTENDED_GRAPHEME_CLUSTER #define USE_UNICODE_WORD_BREAK /* #define USE_UNICODE_CASE_FOLD_TURKISH_AZERI */ /* #define USE_UNICODE_ALL_LINE_TERMINATORS */ /* see Unicode.org UTS #18 */ #define ONIG_ENCODING_INIT_DEFAULT ONIG_ENCODING_ASCII #define ENC_SKIP_OFFSET_1_OR_0 7 #define ENC_FLAG_ASCII_COMPATIBLE (1<<0) #define ENC_FLAG_UNICODE (1<<1) #define ENC_FLAG_SKIP_OFFSET_MASK (7<<2) #define ENC_FLAG_SKIP_OFFSET_0 0 #define ENC_FLAG_SKIP_OFFSET_1 (1<<2) #define ENC_FLAG_SKIP_OFFSET_2 (2<<2) #define ENC_FLAG_SKIP_OFFSET_3 (3<<2) #define ENC_FLAG_SKIP_OFFSET_4 (4<<2) #define ENC_FLAG_SKIP_OFFSET_1_OR_0 (ENC_SKIP_OFFSET_1_OR_0<<2) #define ENC_GET_SKIP_OFFSET(enc) \ (((enc)->flag & ENC_FLAG_SKIP_OFFSET_MASK)>>2) #define CASE_FOLD_IS_ASCII_ONLY(flag) \ (((flag) & ONIGENC_CASE_FOLD_ASCII_ONLY) != 0) #define CASE_FOLD_IS_NOT_ASCII_ONLY(flag) \ (((flag) & ONIGENC_CASE_FOLD_ASCII_ONLY) == 0) /* for encoding system implementation (internal) */ extern int onigenc_end(void); extern int onigenc_ascii_apply_all_case_fold P_((OnigCaseFoldType flag, OnigApplyAllCaseFoldFunc f, void* arg)); extern int onigenc_ascii_get_case_fold_codes_by_str P_((OnigCaseFoldType flag, const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])); extern int onigenc_apply_all_case_fold_with_map P_((int map_size, const OnigPairCaseFoldCodes map[], int ess_tsett_flag, OnigCaseFoldType flag, OnigApplyAllCaseFoldFunc f, void* arg)); extern int onigenc_get_case_fold_codes_by_str_with_map P_((int map_size, const OnigPairCaseFoldCodes map[], int ess_tsett_flag, OnigCaseFoldType flag, const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])); extern int onigenc_not_support_get_ctype_code_range P_((OnigCtype ctype, OnigCodePoint* sb_out, const OnigCodePoint* ranges[])); extern int onigenc_is_mbc_newline_0x0a P_((const UChar* p, const UChar* end)); /* methods for single byte encoding */ extern int onigenc_ascii_mbc_case_fold P_((OnigCaseFoldType flag, const UChar** p, const UChar* end, UChar* lower)); extern int onigenc_single_byte_mbc_enc_len P_((const UChar* p)); extern OnigCodePoint onigenc_single_byte_mbc_to_code P_((const UChar* p, const UChar* end)); extern int onigenc_single_byte_code_to_mbclen P_((OnigCodePoint code)); extern int onigenc_single_byte_code_to_mbc P_((OnigCodePoint code, UChar *buf)); extern UChar* onigenc_single_byte_left_adjust_char_head P_((const UChar* start, const UChar* s)); extern int onigenc_always_true_is_allowed_reverse_match P_((const UChar* s, const UChar* end)); extern int onigenc_always_false_is_allowed_reverse_match P_((const UChar* s, const UChar* end)); extern int onigenc_always_true_is_valid_mbc_string P_((const UChar* s, const UChar* end)); extern int onigenc_length_check_is_valid_mbc_string P_((OnigEncoding enc, const UChar* s, const UChar* end)); /* methods for multi byte encoding */ extern OnigCodePoint onigenc_mbn_mbc_to_code P_((OnigEncoding enc, const UChar* p, const UChar* end)); extern int onigenc_mbn_mbc_case_fold P_((OnigEncoding enc, OnigCaseFoldType flag, const UChar** p, const UChar* end, UChar* lower)); extern int onigenc_mb2_code_to_mbc P_((OnigEncoding enc, OnigCodePoint code, UChar *buf)); extern int onigenc_minimum_property_name_to_ctype P_((OnigEncoding enc, UChar* p, UChar* end)); extern int onigenc_unicode_property_name_to_ctype P_((OnigEncoding enc, UChar* p, UChar* end)); extern int onigenc_is_mbc_word_ascii P_((OnigEncoding enc, UChar* s, const UChar* end)); extern int onigenc_mb2_is_code_ctype P_((OnigEncoding enc, OnigCodePoint code, unsigned int ctype)); extern int onigenc_mb4_code_to_mbc P_((OnigEncoding enc, OnigCodePoint code, UChar *buf)); extern int onigenc_mb4_is_code_ctype P_((OnigEncoding enc, OnigCodePoint code, unsigned int ctype)); extern struct PropertyNameCtype* onigenc_euc_jp_lookup_property_name P_((register const char *str, register size_t len)); extern struct PropertyNameCtype* onigenc_sjis_lookup_property_name P_((register const char *str, register size_t len)); /* in unicode.c */ extern int onigenc_unicode_is_code_ctype P_((OnigCodePoint code, unsigned int ctype)); extern int onigenc_utf16_32_get_ctype_code_range P_((OnigCtype ctype, OnigCodePoint *sb_out, const OnigCodePoint* ranges[])); extern int onigenc_unicode_ctype_code_range P_((OnigCtype ctype, const OnigCodePoint* ranges[])); extern int onigenc_unicode_get_case_fold_codes_by_str P_((OnigEncoding enc, OnigCaseFoldType flag, const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])); extern int onigenc_unicode_mbc_case_fold P_((OnigEncoding enc, OnigCaseFoldType flag, const UChar** pp, const UChar* end, UChar* fold)); extern int onigenc_unicode_apply_all_case_fold P_((OnigCaseFoldType flag, OnigApplyAllCaseFoldFunc f, void* arg)); extern int onigenc_egcb_is_break_position P_((OnigEncoding enc, UChar* p, UChar* prev, const UChar* start, const UChar* end)); #ifdef USE_UNICODE_WORD_BREAK extern int onigenc_wb_is_break_position P_((OnigEncoding enc, UChar* p, UChar* prev, const UChar* start, const UChar* end)); #endif #define UTF16_IS_SURROGATE_FIRST(c) (((c) & 0xfc) == 0xd8) #define UTF16_IS_SURROGATE_SECOND(c) (((c) & 0xfc) == 0xdc) /* from unicode generated codes */ #define FOLDS1_FOLD(i) (OnigUnicodeFolds1 + (i)) #define FOLDS2_FOLD(i) (OnigUnicodeFolds2 + (i)) #define FOLDS3_FOLD(i) (OnigUnicodeFolds3 + (i)) #define FOLDS1_UNFOLDS_NUM(i) (OnigUnicodeFolds1[(i)+1]) #define FOLDS2_UNFOLDS_NUM(i) (OnigUnicodeFolds2[(i)+2]) #define FOLDS3_UNFOLDS_NUM(i) (OnigUnicodeFolds3[(i)+3]) #define FOLDS1_UNFOLDS(i) (FOLDS1_FOLD(i) + 2) #define FOLDS2_UNFOLDS(i) (FOLDS2_FOLD(i) + 3) #define FOLDS3_UNFOLDS(i) (FOLDS3_FOLD(i) + 4) #define FOLDS1_NEXT_INDEX(i) ((i) + 2 + FOLDS1_UNFOLDS_NUM(i)) #define FOLDS2_NEXT_INDEX(i) ((i) + 3 + FOLDS2_UNFOLDS_NUM(i)) #define FOLDS3_NEXT_INDEX(i) ((i) + 4 + FOLDS3_UNFOLDS_NUM(i)) #define FOLDS_FOLD_ADDR_BUK(buk, addr) do {\ if ((buk)->fold_len == 1)\ addr = OnigUnicodeFolds1 + (buk)->index;\ else if ((buk)->fold_len == 2)\ addr = OnigUnicodeFolds2 + (buk)->index;\ else if ((buk)->fold_len == 3)\ addr = OnigUnicodeFolds3 + (buk)->index;\ else\ return ONIGERR_INVALID_CODE_POINT_VALUE;\ } while (0) extern OnigCodePoint OnigUnicodeFolds1[]; extern OnigCodePoint OnigUnicodeFolds2[]; extern OnigCodePoint OnigUnicodeFolds3[]; struct ByUnfoldKey { OnigCodePoint code; short int index; short int fold_len; }; extern const struct ByUnfoldKey* onigenc_unicode_unfold_key(OnigCodePoint code); extern int onigenc_unicode_fold1_key(OnigCodePoint code[]); extern int onigenc_unicode_fold2_key(OnigCodePoint code[]); extern int onigenc_unicode_fold3_key(OnigCodePoint code[]); extern int onig_codes_cmp(OnigCodePoint a[], OnigCodePoint b[], int n); extern int onig_codes_byte_at(OnigCodePoint code[], int at); #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] extern const UChar OnigEncISO_8859_1_ToLowerCaseTable[]; extern const UChar OnigEncISO_8859_1_ToUpperCaseTable[]; extern int onigenc_with_ascii_strncmp P_((OnigEncoding enc, const UChar* p, const UChar* end, const UChar* sascii /* ascii */, int n)); 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)); extern OnigEncoding OnigEncDefaultCharEncoding; extern const UChar OnigEncAsciiToLowerCaseTable[]; extern const UChar OnigEncAsciiToUpperCaseTable[]; extern const unsigned short OnigEncAsciiCtypeTable[]; #define ONIGENC_IS_ASCII_CODE(code) ((code) < 0x80) #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_TO_BIT(ctype)) != 0) #define ONIGENC_IS_ASCII_CODE_WORD(code) \ ((OnigEncAsciiCtypeTable[code] & CTYPE_TO_BIT(ONIGENC_CTYPE_WORD)) != 0) #define ONIGENC_IS_ASCII_CODE_CASE_AMBIG(code) \ (ONIGENC_IS_ASCII_CODE_CTYPE(code, ONIGENC_CTYPE_UPPER) ||\ ONIGENC_IS_ASCII_CODE_CTYPE(code, ONIGENC_CTYPE_LOWER)) #define ONIGENC_IS_UNICODE_ENCODING(enc) \ (((enc)->flag & ENC_FLAG_UNICODE) != 0) #define ONIGENC_IS_ASCII_COMPATIBLE_ENCODING(enc) \ (((enc)->flag & ENC_FLAG_ASCII_COMPATIBLE) != 0) #endif /* REGENC_H */