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/cvs/rxvt-unicode/src/encoding.C
Revision: 1.1
Committed: Mon Nov 24 17:28:08 2003 UTC (20 years, 6 months ago) by pcg
Content type: text/plain
Branch: MAIN
CVS Tags: rel-2_0, rel-1_9, rel-1-3, rel-1-2, before_astyle, after_astyle
Log Message:
*** empty log message ***

File Contents

# Content
1 #include "../config.h"
2
3 #include "encoding.h"
4
5 #include <cstdlib>
6 #include <cstring>
7
8 const struct n2cs {
9 const char *name;
10 codeset cs;
11 } n2cs[] = {
12 /* first one found is the normalized one */
13 { "ISO88591", CS_ISO8859_1 },
14 { "ISO8859PRIMARY", CS_ISO8859_1 }, // some stupid fonts use this (hi tigert)
15 { "ISO88592", CS_ISO8859_2 },
16 { "ISO88593", CS_ISO8859_3 },
17 { "ISO88594", CS_ISO8859_4 },
18 { "ISO88595", CS_ISO8859_5 },
19 { "ISO88596", CS_ISO8859_6 },
20 { "ISO88597", CS_ISO8859_7 },
21 { "ISO88598", CS_ISO8859_8 },
22 { "ISO88599", CS_ISO8859_9 },
23 { "ISO885910", CS_ISO8859_10 },
24 { "ISO885911", CS_ISO8859_11 },
25 { "ISO885913", CS_ISO8859_13 },
26 { "ISO885914", CS_ISO8859_14 },
27 { "ISO885915", CS_ISO8859_15 },
28 { "FCD885915", CS_ISO8859_15 },
29 { "ISO885916", CS_ISO8859_16 },
30
31 { "ISO106461", CS_UNICODE },
32 { "UNICODE", CS_UNICODE },
33 { "UTF8", CS_UNICODE },
34
35 { "ASCII", CS_US_ASCII },
36 { "USASCII", CS_US_ASCII },
37 { "ANSIX341968", CS_US_ASCII },
38
39 { "KOI8R", CS_KOI8_R },
40 { "GOST19768741", CS_KOI8_R },
41 { "KOI8U", CS_KOI8_U },
42
43 { "KSC560119870", CS_KSC5601_1987_0 },
44 { "KSX100119970", CS_KSC5601_1987_0 },
45 { "KSX100119980", CS_KSC5601_1987_0 }, // adds johab
46
47 { "GB231219800", CS_GB2312_1980_0 },
48
49 { "VISCII", CS_VISCII },
50 { "VISCII111", CS_VISCII },
51 { "TIS62025291", CS_VISCII }, /* close enough */
52
53 { "JISX020119760", CS_JIS0201_1976_0 },
54 { "JISX020819830", CS_JIS0208_1983_0 },
55 { "JISX020819900", CS_JIS0208_1983_0 }, /* ehrm. */
56 { "JISX021219900", CS_JIS0212_1990_0 },
57
58 { 0, CS_UNKNOWN }
59 };
60
61 static const char *
62 normalize_name (const char *name)
63 {
64 static char res[16];
65 char *r;
66
67 for (r = res; *name && r < res + 15; name++)
68 if ((*name >= '0' && *name <= '9')
69 || (*name >= 'A' && *name <= 'Z'))
70 *r++ = *name;
71 else if (*name >= 'a' && *name <= 'z')
72 *r++ = *name - ('a' - 'A');
73
74 *r = 0;
75
76 return res;
77 }
78
79 codeset
80 codeset_from_name (const char *name)
81 {
82 if (!name)
83 return CS_UNKNOWN;
84
85 name = normalize_name (name);
86
87 const struct n2cs *i = n2cs;
88
89 do {
90 if (!strcmp (name, i->name))
91 return i->cs;
92 } while ((++i)->name);
93
94 return CS_UNKNOWN;
95 }
96
97 struct rxvt_codeset_conv_unknown : rxvt_codeset_conv {
98 uint32_t to_unicode (uint32_t enc) const { return NOCHAR; }
99 uint32_t from_unicode (uint32_t unicode) const { return NOCHAR; }
100 } rxvt_codeset_conv_unknown;
101
102 struct rxvt_codeset_conv_us_ascii : rxvt_codeset_conv {
103 uint32_t from_unicode (uint32_t unicode) const { return unicode <= 127 ? unicode : NOCHAR; }
104 } rxvt_codeset_conv_us_ascii;
105
106 struct rxvt_codeset_conv_unicode : rxvt_codeset_conv {
107 /* transparent */
108 } rxvt_codeset_conv_unicode;
109
110 struct rxvt_codeset_conv_unicode_16 : rxvt_codeset_conv {
111 uint32_t to_unicode (uint32_t enc) const { return enc; }
112 uint32_t from_unicode (uint32_t unicode) const { return unicode <= 65535 ? unicode : NOCHAR; }
113 } rxvt_codeset_conv_unicode_16;
114
115 /* block character set, must conform to the dec special pseudofont in defaultfont.C */
116 struct rxvt_codeset_conv_special : rxvt_codeset_conv {
117 uint32_t to_unicode (uint32_t enc) const {
118 return enc;
119 }
120
121 uint32_t from_unicode (uint32_t unicode) const {
122 return unicode;
123 }
124 } rxvt_codeset_conv_special;
125
126 #define ENCODING_DEFAULT
127
128 #include "table/iso8859_1.h"
129 #include "table/iso8859_15.h"
130
131 //#define ENCODING_EU
132
133 #include "table/iso8859_2.h"
134 #include "table/iso8859_3.h"
135 #include "table/iso8859_4.h"
136 #include "table/iso8859_5.h"
137 #include "table/iso8859_6.h"
138 #include "table/iso8859_7.h"
139 #include "table/iso8859_8.h"
140 #include "table/iso8859_9.h"
141 #include "table/iso8859_10.h"
142 #include "table/iso8859_11.h"
143 #include "table/iso8859_13.h"
144 #include "table/iso8859_14.h"
145 #include "table/iso8859_16.h"
146
147 #include "table/koi8_r.h"
148 #include "table/koi8_u.h"
149
150 //#define ENCODING_KR
151
152 #include "table/ksc5601_1987_0.h"
153
154 //#define ENCODING_CN
155
156 #include "table/gb2312_1980_0.h"
157
158 //#define ENCODING_CN_EXT
159
160 #include "table/cns11643_1992_1.h"
161 #include "table/cns11643_1992_2.h"
162 #include "table/cns11643_1992_3.h"
163 #include "table/cns11643_1992_4.h"
164 #include "table/cns11643_1992_5.h"
165 #include "table/cns11643_1992_6.h"
166 #include "table/cns11643_1992_7.h"
167 #include "table/cns11643_1992_f.h"
168 #include "table/big5_ext.h"
169 #include "table/big5_plus.h"
170
171 //#define ENCODING_VN
172
173 #include "table/viscii.h"
174
175 //#define ENCODING_JP
176
177 #include "table/jis0201_1976_0.h"
178 #include "table/jis0208_1983_0.h"
179 #include "table/jis0212_1990_0.h"
180
181 //#define ENCODING_JP_EXT
182
183 #include "table/jis0213_1.h"
184 #include "table/jis0213_2.h"
185
186 const rxvt_codeset_conv *rxvt_codeset[NUM_CODESETS] = {
187 &rxvt_codeset_conv_unknown,
188 &rxvt_codeset_conv_special,
189
190 &rxvt_codeset_conv_us_ascii,
191
192 &rxvt_codeset_conv_iso8859_1,
193 &rxvt_codeset_conv_iso8859_2,
194 &rxvt_codeset_conv_iso8859_3,
195 &rxvt_codeset_conv_iso8859_4,
196 &rxvt_codeset_conv_iso8859_5,
197 &rxvt_codeset_conv_iso8859_6,
198 &rxvt_codeset_conv_iso8859_7,
199 &rxvt_codeset_conv_iso8859_8,
200 &rxvt_codeset_conv_iso8859_9,
201 &rxvt_codeset_conv_iso8859_10,
202 &rxvt_codeset_conv_iso8859_11,
203 &rxvt_codeset_conv_iso8859_13,
204 &rxvt_codeset_conv_iso8859_14,
205 &rxvt_codeset_conv_iso8859_15,
206 &rxvt_codeset_conv_iso8859_16,
207
208 &rxvt_codeset_conv_koi8_r,
209 &rxvt_codeset_conv_koi8_u,
210
211 &rxvt_codeset_conv_jis0201_1976_0,
212 &rxvt_codeset_conv_jis0208_1983_0,
213 &rxvt_codeset_conv_jis0212_1990_0,
214
215 &rxvt_codeset_conv_jis0213_1,
216 &rxvt_codeset_conv_jis0213_2,
217
218 &rxvt_codeset_conv_ksc5601_1987_0,
219
220 &rxvt_codeset_conv_gb2312_1980_0,
221
222 &rxvt_codeset_conv_cns11643_1992_1,
223 &rxvt_codeset_conv_cns11643_1992_2,
224 &rxvt_codeset_conv_cns11643_1992_3,
225 &rxvt_codeset_conv_cns11643_1992_4,
226 &rxvt_codeset_conv_cns11643_1992_5,
227 &rxvt_codeset_conv_cns11643_1992_6,
228 &rxvt_codeset_conv_cns11643_1992_7,
229 &rxvt_codeset_conv_cns11643_1992_f,
230 &rxvt_codeset_conv_big5_ext,
231 &rxvt_codeset_conv_big5_plus,
232
233 &rxvt_codeset_conv_viscii,
234
235 &rxvt_codeset_conv_unicode_16,
236 &rxvt_codeset_conv_unicode
237 };
238