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1 | /*--------------------------------*-C-*---------------------------------* |
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2 | * File: encoding.C |
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3 | *----------------------------------------------------------------------* |
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4 | * |
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5 | * All portions of code are copyright by their respective author/s. |
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6 | * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> |
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7 | * |
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8 | * This program is free software; you can redistribute it and/or modify |
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9 | * it under the terms of the GNU General Public License as published by |
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10 | * the Free Software Foundation; either version 2 of the License, or |
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11 | * (at your option) any later version. |
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12 | * |
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13 | * This program is distributed in the hope that it will be useful, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU General Public License for more details. |
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17 | * |
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18 | * You should have received a copy of the GNU General Public License |
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19 | * along with this program; if not, write to the Free Software |
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20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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21 | *----------------------------------------------------------------------*/ |
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22 | |
1 | #include "../config.h" |
23 | #include "../config.h" |
2 | |
24 | |
3 | #include "encoding.h" |
25 | #include "encoding.h" |
4 | |
26 | |
5 | #include <cstdlib> |
27 | #include <cstdlib> |
… | |
… | |
44 | { "KOI8U", CS_KOI8_U }, |
66 | { "KOI8U", CS_KOI8_U }, |
45 | |
67 | |
46 | { "VISCII*", CS_VISCII }, |
68 | { "VISCII*", CS_VISCII }, |
47 | |
69 | |
48 | { "JISX0201*", CS_JIS0201_1976_0 }, |
70 | { "JISX0201*", CS_JIS0201_1976_0 }, |
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71 | { "JISC6226*", CS_JIS0208_1990_0 }, // also wrongly matches -1987-0? (check Encode::JP) |
49 | { "JISX0208*", CS_JIS0208_1983_0 }, // also wrongly matches -1990-0 (check Encode::JP) |
72 | { "JISX0208*", CS_JIS0208_1990_0 }, // also wrongly matches -1987-0? (check Encode::JP) |
50 | { "JISX0212*", CS_JIS0212_1990_0 }, |
73 | { "JISX0212*", CS_JIS0212_1990_0 }, |
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74 | { "JISX021320001", CS_JIS0213_1 }, |
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75 | { "JISX021320002", CS_JIS0213_2 }, |
51 | { "JISX0221*", CS_UNICODE }, |
76 | { "JISX0221*", CS_UNICODE }, // _very_ close |
52 | |
77 | |
53 | { "KSC5601*", CS_KSC5601_1987_0 }, |
78 | { "KSC5601*", CS_KSC5601_1987_0 }, |
54 | { "KSX1001*", CS_KSC5601_1987_0 }, |
79 | { "KSX1001*", CS_KSC5601_1987_0 }, |
55 | { "KSC5700*", CS_UNICODE }, // unicode plus extensions |
80 | { "KSC5700*", CS_UNICODE }, // unicode plus extensions |
56 | |
81 | |
… | |
… | |
112 | } while ((++i)->name); |
137 | } while ((++i)->name); |
113 | |
138 | |
114 | return CS_UNKNOWN; |
139 | return CS_UNKNOWN; |
115 | } |
140 | } |
116 | |
141 | |
117 | struct rxvt_codeset_conv_unknown : rxvt_codeset_conv { |
142 | static unicode_t cs_unknown_to_unicode (uint32_t enc) { return NOCHAR; } |
118 | uint32_t to_unicode (uint32_t enc) const { return NOCHAR; } |
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119 | uint32_t from_unicode (uint32_t unicode) const { return NOCHAR; } |
143 | static uint32_t cs_unknown_from_unicode (unicode_t unicode) { return NOCHAR; } |
120 | } rxvt_codeset_conv_unknown; |
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121 | |
144 | |
122 | struct rxvt_codeset_conv_us_ascii : rxvt_codeset_conv { |
145 | static unicode_t cs_unicode_to_unicode (uint32_t enc) { return enc; } |
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146 | static uint32_t cs_unicode_from_unicode (unicode_t unicode) { return unicode; } |
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147 | |
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148 | #define cs_us_ascii_to_unicode cs_unicode_to_unicode |
123 | uint32_t from_unicode (uint32_t unicode) const { return unicode <= 127 ? unicode : NOCHAR; } |
149 | static uint32_t cs_us_ascii_from_unicode (unicode_t unicode) { return unicode <= 127 ? unicode : NOCHAR; } |
124 | } rxvt_codeset_conv_us_ascii; |
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125 | |
150 | |
126 | struct rxvt_codeset_conv_unicode : rxvt_codeset_conv { |
151 | #define cs_us_ascii_to_unicode_16 cs_unicode_to_unicode |
127 | /* transparent */ |
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128 | } rxvt_codeset_conv_unicode; |
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129 | |
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130 | struct rxvt_codeset_conv_unicode_16 : rxvt_codeset_conv { |
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131 | uint32_t to_unicode (uint32_t enc) const { return enc; } |
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132 | uint32_t from_unicode (uint32_t unicode) const { return unicode <= 65535 ? unicode : NOCHAR; } |
152 | static uint32_t cs_unicode_16_from_unicode (unicode_t unicode) { return unicode <= 65535 ? unicode : NOCHAR; } |
133 | } rxvt_codeset_conv_unicode_16; |
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134 | |
153 | |
135 | #define ENCODING_DEFAULT |
154 | #define ENCODING_DEFAULT |
136 | |
155 | |
137 | #include "table/iso8859_1.h" |
156 | #include "table/iso8859_1.h" |
138 | #include "table/iso8859_15.h" |
157 | #include "table/iso8859_15.h" |
… | |
… | |
158 | |
177 | |
159 | //#define ENCODING_KR |
178 | //#define ENCODING_KR |
160 | |
179 | |
161 | #include "table/ksc5601_1987_0.h" |
180 | #include "table/ksc5601_1987_0.h" |
162 | |
181 | |
163 | //#define ENCODING_CN |
182 | //#define ENCODING_ZH |
164 | |
183 | |
165 | #include "table/gb2312_1980_0.h" |
184 | #include "table/gb2312_1980_0.h" |
166 | #include "table/big5.h" |
185 | #include "table/big5.h" |
167 | |
186 | |
168 | //#define ENCODING_CN_EXT |
187 | //#define ENCODING_ZH_EXT |
169 | |
188 | |
170 | #include "table/cns11643_1992_1.h" |
189 | #include "table/cns11643_1992_1.h" |
171 | #include "table/cns11643_1992_2.h" |
190 | #include "table/cns11643_1992_2.h" |
172 | #include "table/cns11643_1992_3.h" |
191 | #include "table/cns11643_1992_3.h" |
173 | #include "table/cns11643_1992_4.h" |
192 | #include "table/cns11643_1992_4.h" |
… | |
… | |
183 | #include "table/viscii.h" |
202 | #include "table/viscii.h" |
184 | |
203 | |
185 | //#define ENCODING_JP |
204 | //#define ENCODING_JP |
186 | |
205 | |
187 | #include "table/jis0201_1976_0.h" |
206 | #include "table/jis0201_1976_0.h" |
188 | #include "table/jis0208_1983_0.h" |
207 | #include "table/jis0208_1990_0.h" |
189 | #include "table/jis0212_1990_0.h" |
208 | #include "table/jis0212_1990_0.h" |
190 | |
209 | |
191 | //#define ENCODING_JP_EXT |
210 | //#define ENCODING_JP_EXT |
192 | |
211 | |
193 | #include "table/jis0213_1.h" |
212 | #include "table/jis0213_1.h" |
194 | #include "table/jis0213_2.h" |
213 | #include "table/jis0213_2.h" |
195 | |
214 | |
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215 | #if ENCODING_TO_UNICODE |
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216 | # define ENC(base) { cs_ ## base ## _from_unicode, cs_ ## base ## _to_unicode } |
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217 | #else |
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218 | # define ENC(base) { cs_ ## base ## _from_unicode } |
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219 | #endif |
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220 | |
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221 | |
196 | // order must match table in encoding.h(!) |
222 | // order must match table in encoding.h(!) |
197 | const rxvt_codeset_conv *rxvt_codeset[NUM_CODESETS] = { |
223 | const rxvt_codeset_conv rxvt_codeset[NUM_CODESETS] = { |
198 | &rxvt_codeset_conv_unknown, |
224 | ENC (unknown), |
199 | |
225 | |
200 | &rxvt_codeset_conv_us_ascii, |
226 | ENC (us_ascii), |
201 | |
227 | |
202 | &rxvt_codeset_conv_iso8859_1, |
228 | ENC (iso8859_1), |
203 | &rxvt_codeset_conv_iso8859_2, |
229 | ENC (iso8859_2), |
204 | &rxvt_codeset_conv_iso8859_3, |
230 | ENC (iso8859_3), |
205 | &rxvt_codeset_conv_iso8859_4, |
231 | ENC (iso8859_4), |
206 | &rxvt_codeset_conv_iso8859_5, |
232 | ENC (iso8859_5), |
207 | &rxvt_codeset_conv_iso8859_6, |
233 | ENC (iso8859_6), |
208 | &rxvt_codeset_conv_iso8859_7, |
234 | ENC (iso8859_7), |
209 | &rxvt_codeset_conv_iso8859_8, |
235 | ENC (iso8859_8), |
210 | &rxvt_codeset_conv_iso8859_9, |
236 | ENC (iso8859_9), |
211 | &rxvt_codeset_conv_iso8859_10, |
237 | ENC (iso8859_10), |
212 | &rxvt_codeset_conv_iso8859_11, |
238 | ENC (iso8859_11), |
213 | &rxvt_codeset_conv_iso8859_13, |
239 | ENC (iso8859_13), |
214 | &rxvt_codeset_conv_iso8859_14, |
240 | ENC (iso8859_14), |
215 | &rxvt_codeset_conv_iso8859_15, |
241 | ENC (iso8859_15), |
216 | &rxvt_codeset_conv_iso8859_16, |
242 | ENC (iso8859_16), |
217 | |
243 | |
218 | &rxvt_codeset_conv_koi8_r, |
244 | ENC (koi8_r), |
219 | &rxvt_codeset_conv_koi8_u, |
245 | ENC (koi8_u), |
220 | |
246 | |
221 | &rxvt_codeset_conv_jis0201_1976_0, |
247 | ENC (jis0201_1976_0), |
222 | &rxvt_codeset_conv_jis0208_1983_0, |
248 | ENC (jis0208_1990_0), |
223 | &rxvt_codeset_conv_jis0212_1990_0, |
249 | ENC (jis0212_1990_0), |
224 | |
250 | |
225 | &rxvt_codeset_conv_jis0213_1, |
251 | ENC (jis0213_1), |
226 | &rxvt_codeset_conv_jis0213_2, |
252 | ENC (jis0213_2), |
227 | |
253 | |
228 | &rxvt_codeset_conv_ksc5601_1987_0, |
254 | ENC (ksc5601_1987_0), |
229 | |
255 | |
230 | &rxvt_codeset_conv_gb2312_1980_0, |
256 | ENC (gb2312_1980_0), |
231 | |
257 | |
232 | &rxvt_codeset_conv_cns11643_1992_1, |
258 | ENC (cns11643_1992_1), |
233 | &rxvt_codeset_conv_cns11643_1992_2, |
259 | ENC (cns11643_1992_2), |
234 | &rxvt_codeset_conv_cns11643_1992_3, |
260 | ENC (cns11643_1992_3), |
235 | &rxvt_codeset_conv_cns11643_1992_4, |
261 | ENC (cns11643_1992_4), |
236 | &rxvt_codeset_conv_cns11643_1992_5, |
262 | ENC (cns11643_1992_5), |
237 | &rxvt_codeset_conv_cns11643_1992_6, |
263 | ENC (cns11643_1992_6), |
238 | &rxvt_codeset_conv_cns11643_1992_7, |
264 | ENC (cns11643_1992_7), |
239 | &rxvt_codeset_conv_cns11643_1992_f, |
265 | ENC (cns11643_1992_f), |
240 | &rxvt_codeset_conv_big5, |
266 | ENC (big5), |
241 | &rxvt_codeset_conv_big5_ext, |
267 | ENC (big5_ext), |
242 | &rxvt_codeset_conv_big5_plus, |
268 | ENC (big5_plus), |
243 | |
269 | |
244 | &rxvt_codeset_conv_viscii, |
270 | ENC (viscii), |
245 | |
271 | |
246 | &rxvt_codeset_conv_unicode_16, |
272 | ENC (unicode_16), |
247 | &rxvt_codeset_conv_unicode |
273 | ENC (unicode), |
248 | }; |
274 | }; |
249 | |
275 | |
250 | #if ENABLE_COMBINING |
276 | #if ENABLE_COMBINING |
251 | # define ENCODING_COMPOSE |
277 | # define ENCODING_COMPOSE |
252 | #endif |
278 | #endif |
253 | |
279 | |
254 | #include "table/compose.h" |
280 | #include "table/compose.h" |
255 | |
281 | |
256 | uint32_t |
282 | unicode_t |
257 | rxvt_compose (uint32_t c1, uint32_t c2) |
283 | rxvt_compose (unicode_t c1, unicode_t c2) |
258 | { |
284 | { |
259 | int l = 0; |
285 | int l = 0; |
260 | int r = sizeof (rxvt_compose_table) / sizeof (rxvt_compose_entry) - 1; |
286 | int r = sizeof (rxvt_compose_table) / sizeof (rxvt_compose_entry) - 1; |
261 | int m; |
287 | int m; |
262 | |
288 | |
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273 | return c.r; |
299 | return c.r; |
274 | } |
300 | } |
275 | |
301 | |
276 | return NOCHAR; |
302 | return NOCHAR; |
277 | } |
303 | } |
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304 | |
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305 | #include "table/category.h" |
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306 | |
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307 | bool unicode::is_space (unicode_t c) |
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308 | { |
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309 | return IS_SPACE (c) |
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310 | || c == 0x09; // exclude tabs, too, as we store them in the buffer |
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311 | } |