| /********************************************************************** |
| regenc.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 "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; |
| } |