From 0dbf3761f6b98e5c16c9bfa0306ae5d3257d081f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= Date: Tue, 12 Aug 2014 21:06:31 +0200 Subject: Imported Upstream version 5.9.5 --- regenc.c | 902 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 902 insertions(+) create mode 100644 regenc.c (limited to 'regenc.c') diff --git a/regenc.c b/regenc.c new file mode 100644 index 0000000..8090350 --- /dev/null +++ b/regenc.c @@ -0,0 +1,902 @@ +/********************************************************************** + regenc.c - Oniguruma (regular expression library) +**********************************************************************/ +/*- + * Copyright (c) 2002-2007 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. + */ + +#include "regint.h" + +OnigEncoding OnigEncDefaultCharEncoding = ONIG_ENCODING_INIT_DEFAULT; + +extern int +onigenc_init(void) +{ + return 0; +} + +extern OnigEncoding +onigenc_get_default_encoding(void) +{ + return OnigEncDefaultCharEncoding; +} + +extern int +onigenc_set_default_encoding(OnigEncoding enc) +{ + OnigEncDefaultCharEncoding = enc; + return 0; +} + +extern UChar* +onigenc_get_right_adjust_char_head(OnigEncoding enc, const UChar* start, const UChar* s) +{ + UChar* p = ONIGENC_LEFT_ADJUST_CHAR_HEAD(enc, start, s); + if (p < s) { + p += enclen(enc, p); + } + return p; +} + +extern UChar* +onigenc_get_right_adjust_char_head_with_prev(OnigEncoding enc, + const UChar* start, const UChar* s, const UChar** prev) +{ + UChar* p = ONIGENC_LEFT_ADJUST_CHAR_HEAD(enc, start, s); + + if (p < s) { + if (prev) *prev = (const UChar* )p; + p += enclen(enc, p); + } + else { + if (prev) *prev = (const UChar* )NULL; /* Sorry */ + } + return p; +} + +extern UChar* +onigenc_get_prev_char_head(OnigEncoding enc, const UChar* start, const UChar* s) +{ + if (s <= start) + return (UChar* )NULL; + + return ONIGENC_LEFT_ADJUST_CHAR_HEAD(enc, start, s - 1); +} + +extern UChar* +onigenc_step_back(OnigEncoding enc, const UChar* start, const UChar* s, int n) +{ + while (ONIG_IS_NOT_NULL(s) && n-- > 0) { + if (s <= start) + return (UChar* )NULL; + + s = ONIGENC_LEFT_ADJUST_CHAR_HEAD(enc, start, s - 1); + } + return (UChar* )s; +} + +extern UChar* +onigenc_step(OnigEncoding enc, const UChar* p, const UChar* end, int n) +{ + UChar* q = (UChar* )p; + while (n-- > 0) { + q += ONIGENC_MBC_ENC_LEN(enc, q); + } + return (q <= end ? q : NULL); +} + +extern int +onigenc_strlen(OnigEncoding enc, const UChar* p, const UChar* end) +{ + int n = 0; + UChar* q = (UChar* )p; + + while (q < end) { + q += ONIGENC_MBC_ENC_LEN(enc, q); + n++; + } + return n; +} + +extern int +onigenc_strlen_null(OnigEncoding enc, const UChar* s) +{ + int n = 0; + UChar* p = (UChar* )s; + + while (1) { + if (*p == '\0') { + UChar* q; + int len = ONIGENC_MBC_MINLEN(enc); + + if (len == 1) return n; + q = p + 1; + while (len > 1) { + if (*q != '\0') break; + q++; + len--; + } + if (len == 1) return n; + } + p += ONIGENC_MBC_ENC_LEN(enc, p); + n++; + } +} + +extern int +onigenc_str_bytelen_null(OnigEncoding enc, const UChar* s) +{ + UChar* start = (UChar* )s; + UChar* p = (UChar* )s; + + while (1) { + if (*p == '\0') { + UChar* q; + int len = ONIGENC_MBC_MINLEN(enc); + + if (len == 1) return (int )(p - start); + q = p + 1; + while (len > 1) { + if (*q != '\0') break; + q++; + len--; + } + if (len == 1) return (int )(p - start); + } + p += ONIGENC_MBC_ENC_LEN(enc, p); + } +} + +const UChar OnigEncAsciiToLowerCaseTable[] = { + '\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007', + '\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017', + '\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027', + '\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037', + '\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047', + '\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057', + '\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067', + '\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077', + '\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147', + '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157', + '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167', + '\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137', + '\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147', + '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157', + '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167', + '\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177', + '\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207', + '\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217', + '\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227', + '\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237', + '\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247', + '\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257', + '\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267', + '\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277', + '\300', '\301', '\302', '\303', '\304', '\305', '\306', '\307', + '\310', '\311', '\312', '\313', '\314', '\315', '\316', '\317', + '\320', '\321', '\322', '\323', '\324', '\325', '\326', '\327', + '\330', '\331', '\332', '\333', '\334', '\335', '\336', '\337', + '\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347', + '\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357', + '\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367', + '\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377', +}; + +#ifdef USE_UPPER_CASE_TABLE +const UChar OnigEncAsciiToUpperCaseTable[256] = { + '\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007', + '\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017', + '\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027', + '\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037', + '\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047', + '\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057', + '\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067', + '\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077', + '\100', '\101', '\102', '\103', '\104', '\105', '\106', '\107', + '\110', '\111', '\112', '\113', '\114', '\115', '\116', '\117', + '\120', '\121', '\122', '\123', '\124', '\125', '\126', '\127', + '\130', '\131', '\132', '\133', '\134', '\135', '\136', '\137', + '\140', '\101', '\102', '\103', '\104', '\105', '\106', '\107', + '\110', '\111', '\112', '\113', '\114', '\115', '\116', '\117', + '\120', '\121', '\122', '\123', '\124', '\125', '\126', '\127', + '\130', '\131', '\132', '\173', '\174', '\175', '\176', '\177', + '\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207', + '\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217', + '\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227', + '\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237', + '\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247', + '\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257', + '\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267', + '\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277', + '\300', '\301', '\302', '\303', '\304', '\305', '\306', '\307', + '\310', '\311', '\312', '\313', '\314', '\315', '\316', '\317', + '\320', '\321', '\322', '\323', '\324', '\325', '\326', '\327', + '\330', '\331', '\332', '\333', '\334', '\335', '\336', '\337', + '\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347', + '\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357', + '\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367', + '\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377', +}; +#endif + +const unsigned short OnigEncAsciiCtypeTable[256] = { + 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, + 0x4008, 0x420c, 0x4209, 0x4208, 0x4208, 0x4208, 0x4008, 0x4008, + 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, + 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, + 0x4284, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, + 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, + 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, + 0x78b0, 0x78b0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, + 0x41a0, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x74a2, + 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, + 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, + 0x74a2, 0x74a2, 0x74a2, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x51a0, + 0x41a0, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x70e2, + 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, + 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, + 0x70e2, 0x70e2, 0x70e2, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x4008, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000 +}; + +const UChar OnigEncISO_8859_1_ToLowerCaseTable[256] = { + '\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007', + '\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017', + '\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027', + '\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037', + '\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047', + '\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057', + '\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067', + '\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077', + '\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147', + '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157', + '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167', + '\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137', + '\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147', + '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157', + '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167', + '\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177', + '\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207', + '\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217', + '\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227', + '\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237', + '\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247', + '\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257', + '\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267', + '\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277', + '\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347', + '\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357', + '\360', '\361', '\362', '\363', '\364', '\365', '\366', '\327', + '\370', '\371', '\372', '\373', '\374', '\375', '\376', '\337', + '\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347', + '\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357', + '\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367', + '\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377' +}; + +#ifdef USE_UPPER_CASE_TABLE +const UChar OnigEncISO_8859_1_ToUpperCaseTable[256] = { + '\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007', + '\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017', + '\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027', + '\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037', + '\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047', + '\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057', + '\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067', + '\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077', + '\100', '\101', '\102', '\103', '\104', '\105', '\106', '\107', + '\110', '\111', '\112', '\113', '\114', '\115', '\116', '\117', + '\120', '\121', '\122', '\123', '\124', '\125', '\126', '\127', + '\130', '\131', '\132', '\133', '\134', '\135', '\136', '\137', + '\140', '\101', '\102', '\103', '\104', '\105', '\106', '\107', + '\110', '\111', '\112', '\113', '\114', '\115', '\116', '\117', + '\120', '\121', '\122', '\123', '\124', '\125', '\126', '\127', + '\130', '\131', '\132', '\173', '\174', '\175', '\176', '\177', + '\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207', + '\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217', + '\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227', + '\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237', + '\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247', + '\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257', + '\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267', + '\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277', + '\300', '\301', '\302', '\303', '\304', '\305', '\306', '\307', + '\310', '\311', '\312', '\313', '\314', '\315', '\316', '\317', + '\320', '\321', '\322', '\323', '\324', '\325', '\326', '\327', + '\330', '\331', '\332', '\333', '\334', '\335', '\336', '\337', + '\300', '\301', '\302', '\303', '\304', '\305', '\306', '\307', + '\310', '\311', '\312', '\313', '\314', '\315', '\316', '\317', + '\320', '\321', '\322', '\323', '\324', '\325', '\326', '\367', + '\330', '\331', '\332', '\333', '\334', '\335', '\336', '\377', +}; +#endif + +extern void +onigenc_set_default_caseconv_table(const UChar* table ARG_UNUSED) +{ + /* nothing */ + /* obsoleted. */ +} + +extern UChar* +onigenc_get_left_adjust_char_head(OnigEncoding enc, const UChar* start, const UChar* s) +{ + return ONIGENC_LEFT_ADJUST_CHAR_HEAD(enc, start, s); +} + +const OnigPairCaseFoldCodes OnigAsciiLowerMap[] = { + { 0x41, 0x61 }, + { 0x42, 0x62 }, + { 0x43, 0x63 }, + { 0x44, 0x64 }, + { 0x45, 0x65 }, + { 0x46, 0x66 }, + { 0x47, 0x67 }, + { 0x48, 0x68 }, + { 0x49, 0x69 }, + { 0x4a, 0x6a }, + { 0x4b, 0x6b }, + { 0x4c, 0x6c }, + { 0x4d, 0x6d }, + { 0x4e, 0x6e }, + { 0x4f, 0x6f }, + { 0x50, 0x70 }, + { 0x51, 0x71 }, + { 0x52, 0x72 }, + { 0x53, 0x73 }, + { 0x54, 0x74 }, + { 0x55, 0x75 }, + { 0x56, 0x76 }, + { 0x57, 0x77 }, + { 0x58, 0x78 }, + { 0x59, 0x79 }, + { 0x5a, 0x7a } +}; + +extern int +onigenc_ascii_apply_all_case_fold(OnigCaseFoldType flag ARG_UNUSED, + OnigApplyAllCaseFoldFunc f, void* arg) +{ + OnigCodePoint code; + int i, r; + + for (i = 0; + i < (int )(sizeof(OnigAsciiLowerMap)/sizeof(OnigPairCaseFoldCodes)); + i++) { + code = OnigAsciiLowerMap[i].to; + r = (*f)(OnigAsciiLowerMap[i].from, &code, 1, arg); + if (r != 0) return r; + + code = OnigAsciiLowerMap[i].from; + r = (*f)(OnigAsciiLowerMap[i].to, &code, 1, arg); + if (r != 0) return r; + } + + return 0; +} + +extern int +onigenc_ascii_get_case_fold_codes_by_str(OnigCaseFoldType flag ARG_UNUSED, + const OnigUChar* p, const OnigUChar* end ARG_UNUSED, + OnigCaseFoldCodeItem items[]) +{ + if (0x41 <= *p && *p <= 0x5a) { + items[0].byte_len = 1; + items[0].code_len = 1; + items[0].code[0] = (OnigCodePoint )(*p + 0x20); + return 1; + } + else if (0x61 <= *p && *p <= 0x7a) { + items[0].byte_len = 1; + items[0].code_len = 1; + items[0].code[0] = (OnigCodePoint )(*p - 0x20); + return 1; + } + else + return 0; +} + +static int +ss_apply_all_case_fold(OnigCaseFoldType flag ARG_UNUSED, + OnigApplyAllCaseFoldFunc f, void* arg) +{ + static OnigCodePoint ss[] = { 0x73, 0x73 }; + + return (*f)((OnigCodePoint )0xdf, ss, 2, arg); +} + +extern int +onigenc_apply_all_case_fold_with_map(int map_size, + const OnigPairCaseFoldCodes map[], + int ess_tsett_flag, OnigCaseFoldType flag, + OnigApplyAllCaseFoldFunc f, void* arg) +{ + OnigCodePoint code; + int i, r; + + r = onigenc_ascii_apply_all_case_fold(flag, f, arg); + if (r != 0) return r; + + for (i = 0; i < map_size; i++) { + code = map[i].to; + r = (*f)(map[i].from, &code, 1, arg); + if (r != 0) return r; + + code = map[i].from; + r = (*f)(map[i].to, &code, 1, arg); + if (r != 0) return r; + } + + if (ess_tsett_flag != 0) + return ss_apply_all_case_fold(flag, f, arg); + + return 0; +} + +extern int +onigenc_get_case_fold_codes_by_str_with_map(int map_size, + const OnigPairCaseFoldCodes map[], + int ess_tsett_flag, OnigCaseFoldType flag ARG_UNUSED, + const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[]) +{ + if (0x41 <= *p && *p <= 0x5a) { + items[0].byte_len = 1; + items[0].code_len = 1; + items[0].code[0] = (OnigCodePoint )(*p + 0x20); + if (*p == 0x53 && ess_tsett_flag != 0 && end > p + 1 + && (*(p+1) == 0x53 || *(p+1) == 0x73)) { + /* SS */ + items[1].byte_len = 2; + items[1].code_len = 1; + items[1].code[0] = (OnigCodePoint )0xdf; + return 2; + } + else + return 1; + } + else if (0x61 <= *p && *p <= 0x7a) { + items[0].byte_len = 1; + items[0].code_len = 1; + items[0].code[0] = (OnigCodePoint )(*p - 0x20); + if (*p == 0x73 && ess_tsett_flag != 0 && end > p + 1 + && (*(p+1) == 0x73 || *(p+1) == 0x53)) { + /* ss */ + items[1].byte_len = 2; + items[1].code_len = 1; + items[1].code[0] = (OnigCodePoint )0xdf; + return 2; + } + else + return 1; + } + else if (*p == 0xdf && ess_tsett_flag != 0) { + items[0].byte_len = 1; + items[0].code_len = 2; + items[0].code[0] = (OnigCodePoint )'s'; + items[0].code[1] = (OnigCodePoint )'s'; + + items[1].byte_len = 1; + items[1].code_len = 2; + items[1].code[0] = (OnigCodePoint )'S'; + items[1].code[1] = (OnigCodePoint )'S'; + + items[2].byte_len = 1; + items[2].code_len = 2; + items[2].code[0] = (OnigCodePoint )'s'; + items[2].code[1] = (OnigCodePoint )'S'; + + items[3].byte_len = 1; + items[3].code_len = 2; + items[3].code[0] = (OnigCodePoint )'S'; + items[3].code[1] = (OnigCodePoint )'s'; + + return 4; + } + else { + int i; + + for (i = 0; i < map_size; i++) { + if (*p == map[i].from) { + items[0].byte_len = 1; + items[0].code_len = 1; + items[0].code[0] = map[i].to; + return 1; + } + else if (*p == map[i].to) { + items[0].byte_len = 1; + items[0].code_len = 1; + items[0].code[0] = map[i].from; + return 1; + } + } + } + + return 0; +} + + +extern int +onigenc_not_support_get_ctype_code_range(OnigCtype ctype ARG_UNUSED, + OnigCodePoint* sb_out ARG_UNUSED, + const OnigCodePoint* ranges[] ARG_UNUSED) +{ + return ONIG_NO_SUPPORT_CONFIG; +} + +extern int +onigenc_is_mbc_newline_0x0a(const UChar* p, const UChar* end) +{ + if (p < end) { + if (*p == 0x0a) return 1; + } + return 0; +} + +/* for single byte encodings */ +extern int +onigenc_ascii_mbc_case_fold(OnigCaseFoldType flag ARG_UNUSED, const UChar** p, + const UChar*end ARG_UNUSED, UChar* lower) +{ + *lower = ONIGENC_ASCII_CODE_TO_LOWER_CASE(**p); + + (*p)++; + return 1; /* return byte length of converted char to lower */ +} + +#if 0 +extern int +onigenc_ascii_is_mbc_ambiguous(OnigCaseFoldType flag, + const UChar** pp, const UChar* end) +{ + const UChar* p = *pp; + + (*pp)++; + return ONIGENC_IS_ASCII_CODE_CASE_AMBIG(*p); +} +#endif + +extern int +onigenc_single_byte_mbc_enc_len(const UChar* p ARG_UNUSED) +{ + return 1; +} + +extern OnigCodePoint +onigenc_single_byte_mbc_to_code(const UChar* p, const UChar* end ARG_UNUSED) +{ + return (OnigCodePoint )(*p); +} + +extern int +onigenc_single_byte_code_to_mbclen(OnigCodePoint code ARG_UNUSED) +{ + return (code < 0x100 ? 1 : ONIGERR_INVALID_CODE_POINT_VALUE); +} + +extern int +onigenc_single_byte_code_to_mbc(OnigCodePoint code, UChar *buf) +{ + *buf = (UChar )(code & 0xff); + return 1; +} + +extern UChar* +onigenc_single_byte_left_adjust_char_head(const UChar* start ARG_UNUSED, + const UChar* s) +{ + return (UChar* )s; +} + +extern int +onigenc_always_true_is_allowed_reverse_match(const UChar* s ARG_UNUSED, + const UChar* end ARG_UNUSED) +{ + return TRUE; +} + +extern int +onigenc_always_false_is_allowed_reverse_match(const UChar* s ARG_UNUSED, + const UChar* end ARG_UNUSED) +{ + return FALSE; +} + +extern OnigCodePoint +onigenc_mbn_mbc_to_code(OnigEncoding enc, const UChar* p, const UChar* end) +{ + int c, i, len; + OnigCodePoint n; + + len = enclen(enc, p); + n = (OnigCodePoint )(*p++); + if (len == 1) return n; + + for (i = 1; i < len; i++) { + if (p >= end) break; + c = *p++; + n <<= 8; n += c; + } + return n; +} + +extern int +onigenc_mbn_mbc_case_fold(OnigEncoding enc, OnigCaseFoldType flag ARG_UNUSED, + const UChar** pp, const UChar* end ARG_UNUSED, + UChar* lower) +{ + int len; + const UChar *p = *pp; + + if (ONIGENC_IS_MBC_ASCII(p)) { + *lower = ONIGENC_ASCII_CODE_TO_LOWER_CASE(*p); + (*pp)++; + return 1; + } + else { + int i; + + len = enclen(enc, p); + for (i = 0; i < len; i++) { + *lower++ = *p++; + } + (*pp) += len; + return len; /* return byte length of converted to lower char */ + } +} + +#if 0 +extern int +onigenc_mbn_is_mbc_ambiguous(OnigEncoding enc, OnigCaseFoldType flag, + const UChar** pp, const UChar* end) +{ + const UChar* p = *pp; + + if (ONIGENC_IS_MBC_ASCII(p)) { + (*pp)++; + return ONIGENC_IS_ASCII_CODE_CASE_AMBIG(*p); + } + + (*pp) += enclen(enc, p); + return FALSE; +} +#endif + +extern int +onigenc_mb2_code_to_mbclen(OnigCodePoint code) +{ + if ((code & 0xff00) != 0) return 2; + else return 1; +} + +extern int +onigenc_mb4_code_to_mbclen(OnigCodePoint code) +{ + if ((code & 0xff000000) != 0) return 4; + else if ((code & 0xff0000) != 0) return 3; + else if ((code & 0xff00) != 0) return 2; + else return 1; +} + +extern int +onigenc_mb2_code_to_mbc(OnigEncoding enc, OnigCodePoint code, UChar *buf) +{ + UChar *p = buf; + + if ((code & 0xff00) != 0) { + *p++ = (UChar )((code >> 8) & 0xff); + } + *p++ = (UChar )(code & 0xff); + +#if 1 + if (enclen(enc, buf) != (p - buf)) + return ONIGERR_INVALID_CODE_POINT_VALUE; +#endif + return p - buf; +} + +extern int +onigenc_mb4_code_to_mbc(OnigEncoding enc, OnigCodePoint code, UChar *buf) +{ + UChar *p = buf; + + if ((code & 0xff000000) != 0) { + *p++ = (UChar )((code >> 24) & 0xff); + } + if ((code & 0xff0000) != 0 || p != buf) { + *p++ = (UChar )((code >> 16) & 0xff); + } + if ((code & 0xff00) != 0 || p != buf) { + *p++ = (UChar )((code >> 8) & 0xff); + } + *p++ = (UChar )(code & 0xff); + +#if 1 + if (enclen(enc, buf) != (p - buf)) + return ONIGERR_INVALID_CODE_POINT_VALUE; +#endif + return p - buf; +} + +extern int +onigenc_minimum_property_name_to_ctype(OnigEncoding enc, UChar* p, UChar* end) +{ + static PosixBracketEntryType PBS[] = { + { (UChar* )"Alnum", ONIGENC_CTYPE_ALNUM, 5 }, + { (UChar* )"Alpha", ONIGENC_CTYPE_ALPHA, 5 }, + { (UChar* )"Blank", ONIGENC_CTYPE_BLANK, 5 }, + { (UChar* )"Cntrl", ONIGENC_CTYPE_CNTRL, 5 }, + { (UChar* )"Digit", ONIGENC_CTYPE_DIGIT, 5 }, + { (UChar* )"Graph", ONIGENC_CTYPE_GRAPH, 5 }, + { (UChar* )"Lower", ONIGENC_CTYPE_LOWER, 5 }, + { (UChar* )"Print", ONIGENC_CTYPE_PRINT, 5 }, + { (UChar* )"Punct", ONIGENC_CTYPE_PUNCT, 5 }, + { (UChar* )"Space", ONIGENC_CTYPE_SPACE, 5 }, + { (UChar* )"Upper", ONIGENC_CTYPE_UPPER, 5 }, + { (UChar* )"XDigit", ONIGENC_CTYPE_XDIGIT, 6 }, + { (UChar* )"ASCII", ONIGENC_CTYPE_ASCII, 5 }, + { (UChar* )"Word", ONIGENC_CTYPE_WORD, 4 }, + { (UChar* )NULL, -1, 0 } + }; + + PosixBracketEntryType *pb; + int len; + + len = onigenc_strlen(enc, p, end); + for (pb = PBS; IS_NOT_NULL(pb->name); pb++) { + if (len == pb->len && + onigenc_with_ascii_strncmp(enc, p, end, pb->name, pb->len) == 0) + return pb->ctype; + } + + return ONIGERR_INVALID_CHAR_PROPERTY_NAME; +} + +extern int +onigenc_mb2_is_code_ctype(OnigEncoding enc, OnigCodePoint code, + unsigned int ctype) +{ + if (code < 128) + return ONIGENC_IS_ASCII_CODE_CTYPE(code, ctype); + else { + if (CTYPE_IS_WORD_GRAPH_PRINT(ctype)) { + return (ONIGENC_CODE_TO_MBCLEN(enc, code) > 1 ? TRUE : FALSE); + } + } + + return FALSE; +} + +extern int +onigenc_mb4_is_code_ctype(OnigEncoding enc, OnigCodePoint code, + unsigned int ctype) +{ + if (code < 128) + return ONIGENC_IS_ASCII_CODE_CTYPE(code, ctype); + else { + if (CTYPE_IS_WORD_GRAPH_PRINT(ctype)) { + return (ONIGENC_CODE_TO_MBCLEN(enc, code) > 1 ? TRUE : FALSE); + } + } + + return FALSE; +} + +extern int +onigenc_with_ascii_strncmp(OnigEncoding enc, const UChar* p, const UChar* end, + const UChar* sascii /* ascii */, int n) +{ + int x, c; + + while (n-- > 0) { + if (p >= end) return (int )(*sascii); + + c = (int )ONIGENC_MBC_TO_CODE(enc, p, end); + x = *sascii - c; + if (x) return x; + + sascii++; + p += enclen(enc, p); + } + return 0; +} + +/* Property management */ +static int +resize_property_list(int new_size, const OnigCodePoint*** plist, int* psize) +{ + int size; + const OnigCodePoint **list = *plist; + + size = sizeof(OnigCodePoint*) * new_size; + if (IS_NULL(list)) { + list = (const OnigCodePoint** )xmalloc(size); + } + else { + list = (const OnigCodePoint** )xrealloc((void* )list, size); + } + + if (IS_NULL(list)) return ONIGERR_MEMORY; + + *plist = list; + *psize = new_size; + + return 0; +} + +extern int +onigenc_property_list_add_property(UChar* name, const OnigCodePoint* prop, + hash_table_type **table, const OnigCodePoint*** plist, int *pnum, + int *psize) +{ +#define PROP_INIT_SIZE 16 + + int r; + + if (*psize <= *pnum) { + int new_size = (*psize == 0 ? PROP_INIT_SIZE : *psize * 2); + r = resize_property_list(new_size, plist, psize); + if (r != 0) return r; + } + + (*plist)[*pnum] = prop; + + if (ONIG_IS_NULL(*table)) { + *table = onig_st_init_strend_table_with_size(PROP_INIT_SIZE); + if (ONIG_IS_NULL(*table)) return ONIGERR_MEMORY; + } + + *pnum = *pnum + 1; + onig_st_insert_strend(*table, name, name + strlen((char* )name), + (hash_data_type )(*pnum + ONIGENC_MAX_STD_CTYPE)); + return 0; +} + +extern int +onigenc_property_list_init(int (*f)(void)) +{ + int r; + + THREAD_ATOMIC_START; + + r = f(); + + THREAD_ATOMIC_END; + return r; +} -- cgit v1.2.3