Ruby  1.9.3p551(2014-11-13revision48407)
koi8_r.c
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1 /**********************************************************************
2  koi8_r.c - Oniguruma (regular expression library)
3 **********************************************************************/
4 /*-
5  * Copyright (c) 2002-2008 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  * notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  * notice, this list of conditions and the following disclaimer in the
15  * documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  */
29 
30 #include "regenc.h"
31 
32 #define ENC_KOI8_R_TO_LOWER_CASE(c) EncKOI8_R_ToLowerCaseTable[c]
33 #define ENC_IS_KOI8_R_CTYPE(code,ctype) \
34  ((EncKOI8_R_CtypeTable[code] & CTYPE_TO_BIT(ctype)) != 0)
35 
36 static const UChar EncKOI8_R_ToLowerCaseTable[256] = {
37  '\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007',
38  '\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017',
39  '\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027',
40  '\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037',
41  '\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047',
42  '\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057',
43  '\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067',
44  '\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077',
45  '\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
46  '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
47  '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
48  '\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137',
49  '\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
50  '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
51  '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
52  '\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177',
53  '\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207',
54  '\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217',
55  '\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227',
56  '\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237',
57  '\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247',
58  '\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257',
59  '\260', '\261', '\262', '\243', '\264', '\265', '\266', '\267',
60  '\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277',
61  '\300', '\301', '\302', '\303', '\304', '\305', '\306', '\307',
62  '\310', '\311', '\312', '\313', '\314', '\315', '\316', '\317',
63  '\320', '\321', '\322', '\323', '\324', '\325', '\326', '\327',
64  '\330', '\331', '\332', '\333', '\334', '\335', '\336', '\337',
65  '\300', '\301', '\302', '\303', '\304', '\305', '\306', '\307',
66  '\310', '\311', '\312', '\313', '\314', '\315', '\316', '\317',
67  '\320', '\321', '\322', '\323', '\324', '\325', '\326', '\327',
68  '\330', '\331', '\332', '\333', '\334', '\335', '\336', '\337'
69 };
70 
71 static const unsigned short EncKOI8_R_CtypeTable[256] = {
72  0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008,
73  0x4008, 0x420c, 0x4209, 0x4208, 0x4208, 0x4208, 0x4008, 0x4008,
74  0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008,
75  0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008,
76  0x4284, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0,
77  0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0,
78  0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0,
79  0x78b0, 0x78b0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0,
80  0x41a0, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x74a2,
81  0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2,
82  0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2,
83  0x74a2, 0x74a2, 0x74a2, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x51a0,
84  0x41a0, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x70e2,
85  0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2,
86  0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2,
87  0x70e2, 0x70e2, 0x70e2, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x4008,
88  0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0,
89  0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0,
90  0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0,
91  0x00a0, 0x00a0, 0x0284, 0x00a0, 0x00a0, 0x10a0, 0x01a0, 0x00a0,
92  0x00a0, 0x00a0, 0x00a0, 0x30e2, 0x00a0, 0x00a0, 0x00a0, 0x00a0,
93  0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0,
94  0x00a0, 0x00a0, 0x00a0, 0x34a2, 0x00a0, 0x00a0, 0x00a0, 0x00a0,
95  0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0,
96  0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2,
97  0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2,
98  0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2,
99  0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2,
100  0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2,
101  0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2,
102  0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2,
103  0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2
104 };
105 
106 static int
108  const UChar** pp, const UChar* end ARG_UNUSED,
109  UChar* lower, OnigEncoding enc ARG_UNUSED)
110 {
111  const UChar* p = *pp;
112 
113  *lower = ENC_KOI8_R_TO_LOWER_CASE(*p);
114  (*pp)++;
115  return 1;
116 }
117 
118 #if 0
119 static int
120 koi8_r_is_mbc_ambiguous(OnigCaseFoldType flag, const UChar** pp,
122 {
123  int v;
124  const UChar* p = *pp;
125 
126  (*pp)++;
128  return (v != 0 ? TRUE : FALSE);
129 }
130 #endif
131 
132 static int
134  OnigEncoding enc ARG_UNUSED)
135 {
136  if (code < 256)
137  return ENC_IS_KOI8_R_CTYPE(code, ctype);
138  else
139  return FALSE;
140 }
141 
143  { 0xa3, 0xb3 },
144 
145  { 0xc0, 0xe0 },
146  { 0xc1, 0xe1 },
147  { 0xc2, 0xe2 },
148  { 0xc3, 0xe3 },
149  { 0xc4, 0xe4 },
150  { 0xc5, 0xe5 },
151  { 0xc6, 0xe6 },
152  { 0xc7, 0xe7 },
153  { 0xc8, 0xe8 },
154  { 0xc9, 0xe9 },
155  { 0xca, 0xea },
156  { 0xcb, 0xeb },
157  { 0xcc, 0xec },
158  { 0xcd, 0xed },
159  { 0xce, 0xee },
160  { 0xcf, 0xef },
161 
162  { 0xd0, 0xf0 },
163  { 0xd1, 0xf1 },
164  { 0xd2, 0xf2 },
165  { 0xd3, 0xf3 },
166  { 0xd4, 0xf4 },
167  { 0xd5, 0xf5 },
168  { 0xd6, 0xf6 },
169  { 0xd7, 0xf7 },
170  { 0xd8, 0xf8 },
171  { 0xd9, 0xf9 },
172  { 0xda, 0xfa },
173  { 0xdb, 0xfb },
174  { 0xdc, 0xfc },
175  { 0xdd, 0xfd },
176  { 0xde, 0xfe },
177  { 0xdf, 0xff }
178 };
179 
180 static int
183  void* arg, OnigEncoding enc ARG_UNUSED)
184 {
186  sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
187  flag, f, arg);
188 }
189 
190 static int
192  const OnigUChar* p, const OnigUChar* end,
193  OnigCaseFoldCodeItem items[], OnigEncoding enc ARG_UNUSED)
194 {
196  sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
197  flag, p, end, items);
198 }
199 
200 OnigEncodingDefine(koi8_r, KOI8_R) = {
202  "KOI8-R", /* name */
203  1, /* max enc length */
204  1, /* min enc length */
217 };
218 ENC_ALIAS("CP878", "KOI8-R")
219 
unsigned int OnigCodePoint
Definition: oniguruma.h:111
#define OnigEncodingDefine(f, n)
static const OnigPairCaseFoldCodes CaseFoldMap[]
Definition: koi8_r.c:142
int onigenc_always_true_is_allowed_reverse_match(const UChar *s ARG_UNUSED, const UChar *end ARG_UNUSED, OnigEncoding enc ARG_UNUSED)
Definition: regenc.c:649
#define FALSE
Definition: nkf.h:185
code
Definition: tcltklib.c:3375
OnigCodePoint onigenc_single_byte_mbc_to_code(const UChar *p, const UChar *end ARG_UNUSED, OnigEncoding enc ARG_UNUSED)
Definition: regenc.c:619
#define ENC_IS_KOI8_R_CTYPE(code, ctype)
Definition: koi8_r.c:33
unsigned int OnigCaseFoldType
Definition: oniguruma.h:117
static int koi8_r_get_case_fold_codes_by_str(OnigCaseFoldType flag, const OnigUChar *p, const OnigUChar *end, OnigCaseFoldCodeItem items[], OnigEncoding enc ARG_UNUSED)
Definition: koi8_r.c:191
#define ENC_KOI8_R_TO_LOWER_CASE(c)
Definition: koi8_r.c:32
SYMID SyckParser * p
Definition: yaml2byte.c:119
VALUE enc
Definition: tcltklib.c:10402
#define ARG_UNUSED
#define ENC_ALIAS(name, orig)
Definition: encdb.c:18
static int koi8_r_is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc ARG_UNUSED)
Definition: koi8_r.c:133
flag
Definition: tcltklib.c:2039
unsigned char OnigUChar
Definition: oniguruma.h:110
int(* OnigApplyAllCaseFoldFunc)(OnigCodePoint from, OnigCodePoint *to, int to_len, void *arg)
Definition: oniguruma.h:154
static int koi8_r_mbc_case_fold(OnigCaseFoldType flag ARG_UNUSED, const UChar **pp, const UChar *end ARG_UNUSED, UChar *lower, OnigEncoding enc ARG_UNUSED)
Definition: koi8_r.c:107
int onigenc_apply_all_case_fold_with_map(int map_size, const OnigPairCaseFoldCodes map[], int ess_tsett_flag, OnigCaseFoldType flag, OnigApplyAllCaseFoldFunc f, void *arg)
Definition: regenc.c:462
int onigenc_single_byte_code_to_mbclen(OnigCodePoint code ARG_UNUSED, OnigEncoding enc ARG_UNUSED)
Definition: regenc.c:626
static int koi8_r_apply_all_case_fold(OnigCaseFoldType flag, OnigApplyAllCaseFoldFunc f, void *arg, OnigEncoding enc ARG_UNUSED)
Definition: koi8_r.c:181
UChar * onigenc_single_byte_left_adjust_char_head(const UChar *start ARG_UNUSED, const UChar *s, const UChar *end, OnigEncoding enc ARG_UNUSED)
Definition: regenc.c:641
int onigenc_is_mbc_newline_0x0a(const UChar *p, const UChar *end, OnigEncoding enc ARG_UNUSED)
Definition: regenc.c:580
#define TRUE
Definition: nkf.h:186
static const UChar EncKOI8_R_ToLowerCaseTable[256]
Definition: koi8_r.c:36
int onigenc_single_byte_mbc_enc_len(const UChar *p ARG_UNUSED, const UChar *e ARG_UNUSED, OnigEncoding enc ARG_UNUSED)
Definition: regenc.c:612
int onigenc_not_support_get_ctype_code_range(OnigCtype ctype, OnigCodePoint *sb_out, const OnigCodePoint *ranges[], OnigEncoding enc)
Definition: regenc.c:572
#define BIT_CTYPE_UPPER
#define UChar
Definition: oniguruma.h:107
gz end
Definition: zlib.c:2033
arg
Definition: ripper.y:1287
int onigenc_single_byte_code_to_mbc(OnigCodePoint code, UChar *buf, OnigEncoding enc ARG_UNUSED)
Definition: regenc.c:632
static const unsigned short EncKOI8_R_CtypeTable[256]
Definition: koi8_r.c:71
BDIGIT v
Definition: bigdecimal.c:5520
#define BIT_CTYPE_LOWER
int onigenc_minimum_property_name_to_ctype(OnigEncoding enc, UChar *p, UChar *end)
Definition: regenc.c:790
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[])
Definition: regenc.c:490