Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1 | /* |
| 2 | * _codecs_iso2022.c: Codecs collection for ISO-2022 encodings. |
| 3 | * |
| 4 | * Written by Hye-Shik Chang <perky@FreeBSD.org> |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 5 | */ |
| 6 | |
| 7 | #define USING_IMPORTED_MAPS |
| 8 | #define USING_BINARY_PAIR_SEARCH |
| 9 | #define EXTERN_JISX0213_PAIR |
| 10 | #define EMULATE_JISX0213_2000_ENCODE_INVALID MAP_UNMAPPABLE |
| 11 | #define EMULATE_JISX0213_2000_DECODE_INVALID MAP_UNMAPPABLE |
| 12 | |
| 13 | #include "cjkcodecs.h" |
| 14 | #include "alg_jisx0201.h" |
| 15 | #include "emu_jisx0213_2000.h" |
| 16 | #include "mappings_jisx0213_pair.h" |
| 17 | |
| 18 | /* STATE |
| 19 | |
| 20 | state->c[0-3] |
| 21 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 22 | 00000000 |
| 23 | ||^^^^^| |
| 24 | |+-----+---- G0-3 Character Set |
| 25 | +----------- Is G0-3 double byte? |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 26 | |
| 27 | state->c[4] |
| 28 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 29 | 00000000 |
| 30 | || |
| 31 | |+---- Locked-Shift? |
| 32 | +----- ESC Throughout |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 33 | */ |
| 34 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 35 | #define ESC 0x1B |
| 36 | #define SO 0x0E |
| 37 | #define SI 0x0F |
| 38 | #define LF 0x0A |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 39 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 40 | #define MAX_ESCSEQLEN 16 |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 41 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 42 | #define CHARSET_ISO8859_1 'A' |
| 43 | #define CHARSET_ASCII 'B' |
| 44 | #define CHARSET_ISO8859_7 'F' |
| 45 | #define CHARSET_JISX0201_K 'I' |
| 46 | #define CHARSET_JISX0201_R 'J' |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 47 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 48 | #define CHARSET_GB2312 ('A'|CHARSET_DBCS) |
| 49 | #define CHARSET_JISX0208 ('B'|CHARSET_DBCS) |
| 50 | #define CHARSET_KSX1001 ('C'|CHARSET_DBCS) |
| 51 | #define CHARSET_JISX0212 ('D'|CHARSET_DBCS) |
| 52 | #define CHARSET_GB2312_8565 ('E'|CHARSET_DBCS) |
| 53 | #define CHARSET_CNS11643_1 ('G'|CHARSET_DBCS) |
| 54 | #define CHARSET_CNS11643_2 ('H'|CHARSET_DBCS) |
| 55 | #define CHARSET_JISX0213_2000_1 ('O'|CHARSET_DBCS) |
| 56 | #define CHARSET_JISX0213_2 ('P'|CHARSET_DBCS) |
| 57 | #define CHARSET_JISX0213_2004_1 ('Q'|CHARSET_DBCS) |
| 58 | #define CHARSET_JISX0208_O ('@'|CHARSET_DBCS) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 59 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 60 | #define CHARSET_DBCS 0x80 |
| 61 | #define ESCMARK(mark) ((mark) & 0x7f) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 62 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 63 | #define IS_ESCEND(c) (((c) >= 'A' && (c) <= 'Z') || (c) == '@') |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 64 | #define IS_ISO2022ESC(c2) \ |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 65 | ((c2) == '(' || (c2) == ')' || (c2) == '$' || \ |
| 66 | (c2) == '.' || (c2) == '&') |
| 67 | /* this is not a complete list of ISO-2022 escape sequence headers. |
| 68 | * but, it's enough to implement CJK instances of iso-2022. */ |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 69 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 70 | #define MAP_UNMAPPABLE 0xFFFF |
| 71 | #define MAP_MULTIPLE_AVAIL 0xFFFE /* for JIS X 0213 */ |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 72 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 73 | #define F_SHIFTED 0x01 |
| 74 | #define F_ESCTHROUGHOUT 0x02 |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 75 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 76 | #define STATE_SETG(dn, v) ((state)->c[dn]) = (v); |
| 77 | #define STATE_GETG(dn) ((state)->c[dn]) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 78 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 79 | #define STATE_G0 STATE_GETG(0) |
| 80 | #define STATE_G1 STATE_GETG(1) |
| 81 | #define STATE_G2 STATE_GETG(2) |
| 82 | #define STATE_G3 STATE_GETG(3) |
| 83 | #define STATE_SETG0(v) STATE_SETG(0, v) |
| 84 | #define STATE_SETG1(v) STATE_SETG(1, v) |
| 85 | #define STATE_SETG2(v) STATE_SETG(2, v) |
| 86 | #define STATE_SETG3(v) STATE_SETG(3, v) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 87 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 88 | #define STATE_SETFLAG(f) ((state)->c[4]) |= (f); |
| 89 | #define STATE_GETFLAG(f) ((state)->c[4] & (f)) |
| 90 | #define STATE_CLEARFLAG(f) ((state)->c[4]) &= ~(f); |
| 91 | #define STATE_CLEARFLAGS() ((state)->c[4]) = 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 92 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 93 | #define ISO2022_CONFIG ((const struct iso2022_config *)config) |
| 94 | #define CONFIG_ISSET(flag) (ISO2022_CONFIG->flags & (flag)) |
| 95 | #define CONFIG_DESIGNATIONS (ISO2022_CONFIG->designations) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 96 | |
| 97 | /* iso2022_config.flags */ |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 98 | #define NO_SHIFT 0x01 |
| 99 | #define USE_G2 0x02 |
| 100 | #define USE_JISX0208_EXT 0x04 |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 101 | |
| 102 | /*-*- internal data structures -*-*/ |
| 103 | |
| 104 | typedef int (*iso2022_init_func)(void); |
| 105 | typedef ucs4_t (*iso2022_decode_func)(const unsigned char *data); |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 106 | typedef DBCHAR (*iso2022_encode_func)(const ucs4_t *data, Py_ssize_t *length); |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 107 | |
| 108 | struct iso2022_designation { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 109 | unsigned char mark; |
| 110 | unsigned char plane; |
| 111 | unsigned char width; |
| 112 | iso2022_init_func initializer; |
| 113 | iso2022_decode_func decoder; |
| 114 | iso2022_encode_func encoder; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 115 | }; |
| 116 | |
| 117 | struct iso2022_config { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 118 | int flags; |
| 119 | const struct iso2022_designation *designations; /* non-ascii desigs */ |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 120 | }; |
| 121 | |
| 122 | /*-*- iso-2022 codec implementation -*-*/ |
| 123 | |
| 124 | CODEC_INIT(iso2022) |
| 125 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 126 | const struct iso2022_designation *desig = CONFIG_DESIGNATIONS; |
| 127 | for (desig = CONFIG_DESIGNATIONS; desig->mark; desig++) |
| 128 | if (desig->initializer != NULL && desig->initializer() != 0) |
| 129 | return -1; |
| 130 | return 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 131 | } |
| 132 | |
| 133 | ENCODER_INIT(iso2022) |
| 134 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 135 | STATE_CLEARFLAGS() |
| 136 | STATE_SETG0(CHARSET_ASCII) |
| 137 | STATE_SETG1(CHARSET_ASCII) |
| 138 | return 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 139 | } |
| 140 | |
| 141 | ENCODER_RESET(iso2022) |
| 142 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 143 | if (STATE_GETFLAG(F_SHIFTED)) { |
| 144 | WRITE1(SI) |
| 145 | NEXT_OUT(1) |
| 146 | STATE_CLEARFLAG(F_SHIFTED) |
| 147 | } |
| 148 | if (STATE_G0 != CHARSET_ASCII) { |
| 149 | WRITE3(ESC, '(', 'B') |
| 150 | NEXT_OUT(3) |
| 151 | STATE_SETG0(CHARSET_ASCII) |
| 152 | } |
| 153 | return 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 154 | } |
| 155 | |
| 156 | ENCODER(iso2022) |
| 157 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 158 | while (inleft > 0) { |
| 159 | const struct iso2022_designation *dsg; |
| 160 | DBCHAR encoded; |
| 161 | ucs4_t c = **inbuf; |
| 162 | Py_ssize_t insize; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 163 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 164 | if (c < 0x80) { |
| 165 | if (STATE_G0 != CHARSET_ASCII) { |
| 166 | WRITE3(ESC, '(', 'B') |
| 167 | STATE_SETG0(CHARSET_ASCII) |
| 168 | NEXT_OUT(3) |
| 169 | } |
| 170 | if (STATE_GETFLAG(F_SHIFTED)) { |
| 171 | WRITE1(SI) |
| 172 | STATE_CLEARFLAG(F_SHIFTED) |
| 173 | NEXT_OUT(1) |
| 174 | } |
| 175 | WRITE1((unsigned char)c) |
| 176 | NEXT(1, 1) |
| 177 | continue; |
| 178 | } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 179 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 180 | DECODE_SURROGATE(c) |
| 181 | insize = GET_INSIZE(c); |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 182 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 183 | encoded = MAP_UNMAPPABLE; |
| 184 | for (dsg = CONFIG_DESIGNATIONS; dsg->mark; dsg++) { |
| 185 | Py_ssize_t length = 1; |
| 186 | encoded = dsg->encoder(&c, &length); |
| 187 | if (encoded == MAP_MULTIPLE_AVAIL) { |
| 188 | /* this implementation won't work for pair |
| 189 | * of non-bmp characters. */ |
| 190 | if (inleft < 2) { |
| 191 | if (!(flags & MBENC_FLUSH)) |
| 192 | return MBERR_TOOFEW; |
| 193 | length = -1; |
| 194 | } |
| 195 | else |
| 196 | length = 2; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 197 | #if Py_UNICODE_SIZE == 2 |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 198 | if (length == 2) { |
| 199 | ucs4_t u4in[2]; |
| 200 | u4in[0] = (ucs4_t)IN1; |
| 201 | u4in[1] = (ucs4_t)IN2; |
| 202 | encoded = dsg->encoder(u4in, &length); |
| 203 | } else |
| 204 | encoded = dsg->encoder(&c, &length); |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 205 | #else |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 206 | encoded = dsg->encoder(&c, &length); |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 207 | #endif |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 208 | if (encoded != MAP_UNMAPPABLE) { |
| 209 | insize = length; |
| 210 | break; |
| 211 | } |
| 212 | } |
| 213 | else if (encoded != MAP_UNMAPPABLE) |
| 214 | break; |
| 215 | } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 216 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 217 | if (!dsg->mark) |
| 218 | return 1; |
| 219 | assert(dsg->width == 1 || dsg->width == 2); |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 220 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 221 | switch (dsg->plane) { |
| 222 | case 0: /* G0 */ |
| 223 | if (STATE_GETFLAG(F_SHIFTED)) { |
| 224 | WRITE1(SI) |
| 225 | STATE_CLEARFLAG(F_SHIFTED) |
| 226 | NEXT_OUT(1) |
| 227 | } |
| 228 | if (STATE_G0 != dsg->mark) { |
| 229 | if (dsg->width == 1) { |
| 230 | WRITE3(ESC, '(', ESCMARK(dsg->mark)) |
| 231 | STATE_SETG0(dsg->mark) |
| 232 | NEXT_OUT(3) |
| 233 | } |
| 234 | else if (dsg->mark == CHARSET_JISX0208) { |
| 235 | WRITE3(ESC, '$', ESCMARK(dsg->mark)) |
| 236 | STATE_SETG0(dsg->mark) |
| 237 | NEXT_OUT(3) |
| 238 | } |
| 239 | else { |
| 240 | WRITE4(ESC, '$', '(', |
| 241 | ESCMARK(dsg->mark)) |
| 242 | STATE_SETG0(dsg->mark) |
| 243 | NEXT_OUT(4) |
| 244 | } |
| 245 | } |
| 246 | break; |
| 247 | case 1: /* G1 */ |
| 248 | if (STATE_G1 != dsg->mark) { |
| 249 | if (dsg->width == 1) { |
| 250 | WRITE3(ESC, ')', ESCMARK(dsg->mark)) |
| 251 | STATE_SETG1(dsg->mark) |
| 252 | NEXT_OUT(3) |
| 253 | } |
| 254 | else { |
| 255 | WRITE4(ESC, '$', ')', |
| 256 | ESCMARK(dsg->mark)) |
| 257 | STATE_SETG1(dsg->mark) |
| 258 | NEXT_OUT(4) |
| 259 | } |
| 260 | } |
| 261 | if (!STATE_GETFLAG(F_SHIFTED)) { |
| 262 | WRITE1(SO) |
| 263 | STATE_SETFLAG(F_SHIFTED) |
| 264 | NEXT_OUT(1) |
| 265 | } |
| 266 | break; |
| 267 | default: /* G2 and G3 is not supported: no encoding in |
| 268 | * CJKCodecs are using them yet */ |
| 269 | return MBERR_INTERNAL; |
| 270 | } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 271 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 272 | if (dsg->width == 1) { |
| 273 | WRITE1((unsigned char)encoded) |
| 274 | NEXT_OUT(1) |
| 275 | } |
| 276 | else { |
| 277 | WRITE2(encoded >> 8, encoded & 0xff) |
| 278 | NEXT_OUT(2) |
| 279 | } |
| 280 | NEXT_IN(insize) |
| 281 | } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 282 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 283 | return 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 284 | } |
| 285 | |
| 286 | DECODER_INIT(iso2022) |
| 287 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 288 | STATE_CLEARFLAGS() |
| 289 | STATE_SETG0(CHARSET_ASCII) |
| 290 | STATE_SETG1(CHARSET_ASCII) |
| 291 | STATE_SETG2(CHARSET_ASCII) |
| 292 | return 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 293 | } |
| 294 | |
| 295 | DECODER_RESET(iso2022) |
| 296 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 297 | STATE_SETG0(CHARSET_ASCII) |
| 298 | STATE_CLEARFLAG(F_SHIFTED) |
| 299 | return 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 300 | } |
| 301 | |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 302 | static Py_ssize_t |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 303 | iso2022processesc(const void *config, MultibyteCodec_State *state, |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 304 | const unsigned char **inbuf, Py_ssize_t *inleft) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 305 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 306 | unsigned char charset, designation; |
| 307 | Py_ssize_t i, esclen; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 308 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 309 | for (i = 1;i < MAX_ESCSEQLEN;i++) { |
| 310 | if (i >= *inleft) |
| 311 | return MBERR_TOOFEW; |
| 312 | if (IS_ESCEND((*inbuf)[i])) { |
| 313 | esclen = i + 1; |
| 314 | break; |
| 315 | } |
| 316 | else if (CONFIG_ISSET(USE_JISX0208_EXT) && i+1 < *inleft && |
| 317 | (*inbuf)[i] == '&' && (*inbuf)[i+1] == '@') |
| 318 | i += 2; |
| 319 | } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 320 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 321 | if (i >= MAX_ESCSEQLEN) |
| 322 | return 1; /* unterminated escape sequence */ |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 323 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 324 | switch (esclen) { |
| 325 | case 3: |
| 326 | if (IN2 == '$') { |
| 327 | charset = IN3 | CHARSET_DBCS; |
| 328 | designation = 0; |
| 329 | } |
| 330 | else { |
| 331 | charset = IN3; |
| 332 | if (IN2 == '(') designation = 0; |
| 333 | else if (IN2 == ')') designation = 1; |
| 334 | else if (CONFIG_ISSET(USE_G2) && IN2 == '.') |
| 335 | designation = 2; |
| 336 | else return 3; |
| 337 | } |
| 338 | break; |
| 339 | case 4: |
| 340 | if (IN2 != '$') |
| 341 | return 4; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 342 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 343 | charset = IN4 | CHARSET_DBCS; |
| 344 | if (IN3 == '(') designation = 0; |
| 345 | else if (IN3 == ')') designation = 1; |
| 346 | else return 4; |
| 347 | break; |
| 348 | case 6: /* designation with prefix */ |
| 349 | if (CONFIG_ISSET(USE_JISX0208_EXT) && |
| 350 | (*inbuf)[3] == ESC && (*inbuf)[4] == '$' && |
| 351 | (*inbuf)[5] == 'B') { |
| 352 | charset = 'B' | CHARSET_DBCS; |
| 353 | designation = 0; |
| 354 | } |
| 355 | else |
| 356 | return 6; |
| 357 | break; |
| 358 | default: |
| 359 | return esclen; |
| 360 | } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 361 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 362 | /* raise error when the charset is not designated for this encoding */ |
| 363 | if (charset != CHARSET_ASCII) { |
| 364 | const struct iso2022_designation *dsg; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 365 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 366 | for (dsg = CONFIG_DESIGNATIONS; dsg->mark; dsg++) |
| 367 | if (dsg->mark == charset) |
| 368 | break; |
| 369 | if (!dsg->mark) |
| 370 | return esclen; |
| 371 | } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 372 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 373 | STATE_SETG(designation, charset) |
| 374 | *inleft -= esclen; |
| 375 | (*inbuf) += esclen; |
| 376 | return 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 377 | } |
| 378 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 379 | #define ISO8859_7_DECODE(c, assi) \ |
| 380 | if ((c) < 0xa0) (assi) = (c); \ |
| 381 | else if ((c) < 0xc0 && (0x288f3bc9L & (1L << ((c)-0xa0)))) \ |
| 382 | (assi) = (c); \ |
| 383 | else if ((c) >= 0xb4 && (c) <= 0xfe && ((c) >= 0xd4 || \ |
| 384 | (0xbffffd77L & (1L << ((c)-0xb4))))) \ |
| 385 | (assi) = 0x02d0 + (c); \ |
| 386 | else if ((c) == 0xa1) (assi) = 0x2018; \ |
| 387 | else if ((c) == 0xa2) (assi) = 0x2019; \ |
| 388 | else if ((c) == 0xaf) (assi) = 0x2015; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 389 | |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 390 | static Py_ssize_t |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 391 | iso2022processg2(const void *config, MultibyteCodec_State *state, |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 392 | const unsigned char **inbuf, Py_ssize_t *inleft, |
| 393 | Py_UNICODE **outbuf, Py_ssize_t *outleft) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 394 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 395 | /* not written to use encoder, decoder functions because only few |
| 396 | * encodings use G2 designations in CJKCodecs */ |
| 397 | if (STATE_G2 == CHARSET_ISO8859_1) { |
| 398 | if (IN3 < 0x80) |
| 399 | OUT1(IN3 + 0x80) |
| 400 | else |
| 401 | return 3; |
| 402 | } |
| 403 | else if (STATE_G2 == CHARSET_ISO8859_7) { |
| 404 | ISO8859_7_DECODE(IN3 ^ 0x80, **outbuf) |
| 405 | else return 3; |
| 406 | } |
| 407 | else if (STATE_G2 == CHARSET_ASCII) { |
| 408 | if (IN3 & 0x80) return 3; |
| 409 | else **outbuf = IN3; |
| 410 | } |
| 411 | else |
| 412 | return MBERR_INTERNAL; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 413 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 414 | (*inbuf) += 3; |
| 415 | *inleft -= 3; |
| 416 | (*outbuf) += 1; |
| 417 | *outleft -= 1; |
| 418 | return 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 419 | } |
| 420 | |
| 421 | DECODER(iso2022) |
| 422 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 423 | const struct iso2022_designation *dsgcache = NULL; |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 424 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 425 | while (inleft > 0) { |
| 426 | unsigned char c = IN1; |
| 427 | Py_ssize_t err; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 428 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 429 | if (STATE_GETFLAG(F_ESCTHROUGHOUT)) { |
| 430 | /* ESC throughout mode: |
| 431 | * for non-iso2022 escape sequences */ |
| 432 | WRITE1(c) /* assume as ISO-8859-1 */ |
| 433 | NEXT(1, 1) |
| 434 | if (IS_ESCEND(c)) { |
| 435 | STATE_CLEARFLAG(F_ESCTHROUGHOUT) |
| 436 | } |
| 437 | continue; |
| 438 | } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 439 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 440 | switch (c) { |
| 441 | case ESC: |
| 442 | REQUIRE_INBUF(2) |
| 443 | if (IS_ISO2022ESC(IN2)) { |
| 444 | err = iso2022processesc(config, state, |
| 445 | inbuf, &inleft); |
| 446 | if (err != 0) |
| 447 | return err; |
| 448 | } |
| 449 | else if (CONFIG_ISSET(USE_G2) && IN2 == 'N') {/* SS2 */ |
| 450 | REQUIRE_INBUF(3) |
| 451 | err = iso2022processg2(config, state, |
| 452 | inbuf, &inleft, outbuf, &outleft); |
| 453 | if (err != 0) |
| 454 | return err; |
| 455 | } |
| 456 | else { |
| 457 | WRITE1(ESC) |
| 458 | STATE_SETFLAG(F_ESCTHROUGHOUT) |
| 459 | NEXT(1, 1) |
| 460 | } |
| 461 | break; |
| 462 | case SI: |
| 463 | if (CONFIG_ISSET(NO_SHIFT)) |
| 464 | goto bypass; |
| 465 | STATE_CLEARFLAG(F_SHIFTED) |
| 466 | NEXT_IN(1) |
| 467 | break; |
| 468 | case SO: |
| 469 | if (CONFIG_ISSET(NO_SHIFT)) |
| 470 | goto bypass; |
| 471 | STATE_SETFLAG(F_SHIFTED) |
| 472 | NEXT_IN(1) |
| 473 | break; |
| 474 | case LF: |
| 475 | STATE_CLEARFLAG(F_SHIFTED) |
| 476 | WRITE1(LF) |
| 477 | NEXT(1, 1) |
| 478 | break; |
| 479 | default: |
| 480 | if (c < 0x20) /* C0 */ |
| 481 | goto bypass; |
| 482 | else if (c >= 0x80) |
| 483 | return 1; |
| 484 | else { |
| 485 | const struct iso2022_designation *dsg; |
| 486 | unsigned char charset; |
| 487 | ucs4_t decoded; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 488 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 489 | if (STATE_GETFLAG(F_SHIFTED)) |
| 490 | charset = STATE_G1; |
| 491 | else |
| 492 | charset = STATE_G0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 493 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 494 | if (charset == CHARSET_ASCII) { |
| 495 | bypass: WRITE1(c) |
| 496 | NEXT(1, 1) |
| 497 | break; |
| 498 | } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 499 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 500 | if (dsgcache != NULL && |
| 501 | dsgcache->mark == charset) |
| 502 | dsg = dsgcache; |
| 503 | else { |
| 504 | for (dsg = CONFIG_DESIGNATIONS; |
| 505 | dsg->mark != charset |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 506 | #ifdef Py_DEBUG |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 507 | && dsg->mark != '\0' |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 508 | #endif |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 509 | ;dsg++) |
| 510 | /* noop */; |
| 511 | assert(dsg->mark != '\0'); |
| 512 | dsgcache = dsg; |
| 513 | } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 514 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 515 | REQUIRE_INBUF(dsg->width) |
| 516 | decoded = dsg->decoder(*inbuf); |
| 517 | if (decoded == MAP_UNMAPPABLE) |
| 518 | return dsg->width; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 519 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 520 | if (decoded < 0x10000) { |
| 521 | WRITE1(decoded) |
| 522 | NEXT_OUT(1) |
| 523 | } |
| 524 | else if (decoded < 0x30000) { |
| 525 | WRITEUCS4(decoded) |
| 526 | } |
| 527 | else { /* JIS X 0213 pairs */ |
| 528 | WRITE2(decoded >> 16, decoded & 0xffff) |
| 529 | NEXT_OUT(2) |
| 530 | } |
| 531 | NEXT_IN(dsg->width) |
| 532 | } |
| 533 | break; |
| 534 | } |
| 535 | } |
| 536 | return 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 537 | } |
| 538 | |
| 539 | /*-*- mapping table holders -*-*/ |
| 540 | |
| 541 | #define ENCMAP(enc) static const encode_map *enc##_encmap = NULL; |
| 542 | #define DECMAP(enc) static const decode_map *enc##_decmap = NULL; |
| 543 | |
| 544 | /* kr */ |
| 545 | ENCMAP(cp949) |
| 546 | DECMAP(ksx1001) |
| 547 | |
| 548 | /* jp */ |
| 549 | ENCMAP(jisxcommon) |
| 550 | DECMAP(jisx0208) |
| 551 | DECMAP(jisx0212) |
| 552 | ENCMAP(jisx0213_bmp) |
| 553 | DECMAP(jisx0213_1_bmp) |
| 554 | DECMAP(jisx0213_2_bmp) |
| 555 | ENCMAP(jisx0213_emp) |
| 556 | DECMAP(jisx0213_1_emp) |
| 557 | DECMAP(jisx0213_2_emp) |
| 558 | |
| 559 | /* cn */ |
| 560 | ENCMAP(gbcommon) |
| 561 | DECMAP(gb2312) |
| 562 | |
| 563 | /* tw */ |
| 564 | |
| 565 | /*-*- mapping access functions -*-*/ |
| 566 | |
| 567 | static int |
| 568 | ksx1001_init(void) |
| 569 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 570 | static int initialized = 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 571 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 572 | if (!initialized && ( |
| 573 | IMPORT_MAP(kr, cp949, &cp949_encmap, NULL) || |
| 574 | IMPORT_MAP(kr, ksx1001, NULL, &ksx1001_decmap))) |
| 575 | return -1; |
| 576 | initialized = 1; |
| 577 | return 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 578 | } |
| 579 | |
| 580 | static ucs4_t |
| 581 | ksx1001_decoder(const unsigned char *data) |
| 582 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 583 | ucs4_t u; |
| 584 | TRYMAP_DEC(ksx1001, u, data[0], data[1]) |
| 585 | return u; |
| 586 | else |
| 587 | return MAP_UNMAPPABLE; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 588 | } |
| 589 | |
| 590 | static DBCHAR |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 591 | ksx1001_encoder(const ucs4_t *data, Py_ssize_t *length) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 592 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 593 | DBCHAR coded; |
| 594 | assert(*length == 1); |
| 595 | if (*data < 0x10000) { |
| 596 | TRYMAP_ENC(cp949, coded, *data) |
| 597 | if (!(coded & 0x8000)) |
| 598 | return coded; |
| 599 | } |
| 600 | return MAP_UNMAPPABLE; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 601 | } |
| 602 | |
| 603 | static int |
| 604 | jisx0208_init(void) |
| 605 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 606 | static int initialized = 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 607 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 608 | if (!initialized && ( |
| 609 | IMPORT_MAP(jp, jisxcommon, &jisxcommon_encmap, NULL) || |
| 610 | IMPORT_MAP(jp, jisx0208, NULL, &jisx0208_decmap))) |
| 611 | return -1; |
| 612 | initialized = 1; |
| 613 | return 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 614 | } |
| 615 | |
| 616 | static ucs4_t |
| 617 | jisx0208_decoder(const unsigned char *data) |
| 618 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 619 | ucs4_t u; |
| 620 | if (data[0] == 0x21 && data[1] == 0x40) /* F/W REVERSE SOLIDUS */ |
| 621 | return 0xff3c; |
| 622 | else TRYMAP_DEC(jisx0208, u, data[0], data[1]) |
| 623 | return u; |
| 624 | else |
| 625 | return MAP_UNMAPPABLE; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 626 | } |
| 627 | |
| 628 | static DBCHAR |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 629 | jisx0208_encoder(const ucs4_t *data, Py_ssize_t *length) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 630 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 631 | DBCHAR coded; |
| 632 | assert(*length == 1); |
| 633 | if (*data < 0x10000) { |
| 634 | if (*data == 0xff3c) /* F/W REVERSE SOLIDUS */ |
| 635 | return 0x2140; |
| 636 | else TRYMAP_ENC(jisxcommon, coded, *data) { |
| 637 | if (!(coded & 0x8000)) |
| 638 | return coded; |
| 639 | } |
| 640 | } |
| 641 | return MAP_UNMAPPABLE; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 642 | } |
| 643 | |
| 644 | static int |
| 645 | jisx0212_init(void) |
| 646 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 647 | static int initialized = 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 648 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 649 | if (!initialized && ( |
| 650 | IMPORT_MAP(jp, jisxcommon, &jisxcommon_encmap, NULL) || |
| 651 | IMPORT_MAP(jp, jisx0212, NULL, &jisx0212_decmap))) |
| 652 | return -1; |
| 653 | initialized = 1; |
| 654 | return 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 655 | } |
| 656 | |
| 657 | static ucs4_t |
| 658 | jisx0212_decoder(const unsigned char *data) |
| 659 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 660 | ucs4_t u; |
| 661 | TRYMAP_DEC(jisx0212, u, data[0], data[1]) |
| 662 | return u; |
| 663 | else |
| 664 | return MAP_UNMAPPABLE; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 665 | } |
| 666 | |
| 667 | static DBCHAR |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 668 | jisx0212_encoder(const ucs4_t *data, Py_ssize_t *length) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 669 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 670 | DBCHAR coded; |
| 671 | assert(*length == 1); |
| 672 | if (*data < 0x10000) { |
| 673 | TRYMAP_ENC(jisxcommon, coded, *data) { |
| 674 | if (coded & 0x8000) |
| 675 | return coded & 0x7fff; |
| 676 | } |
| 677 | } |
| 678 | return MAP_UNMAPPABLE; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 679 | } |
| 680 | |
| 681 | static int |
| 682 | jisx0213_init(void) |
| 683 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 684 | static int initialized = 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 685 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 686 | if (!initialized && ( |
| 687 | jisx0208_init() || |
| 688 | IMPORT_MAP(jp, jisx0213_bmp, |
| 689 | &jisx0213_bmp_encmap, NULL) || |
| 690 | IMPORT_MAP(jp, jisx0213_1_bmp, |
| 691 | NULL, &jisx0213_1_bmp_decmap) || |
| 692 | IMPORT_MAP(jp, jisx0213_2_bmp, |
| 693 | NULL, &jisx0213_2_bmp_decmap) || |
| 694 | IMPORT_MAP(jp, jisx0213_emp, |
| 695 | &jisx0213_emp_encmap, NULL) || |
| 696 | IMPORT_MAP(jp, jisx0213_1_emp, |
| 697 | NULL, &jisx0213_1_emp_decmap) || |
| 698 | IMPORT_MAP(jp, jisx0213_2_emp, |
| 699 | NULL, &jisx0213_2_emp_decmap) || |
| 700 | IMPORT_MAP(jp, jisx0213_pair, &jisx0213_pair_encmap, |
| 701 | &jisx0213_pair_decmap))) |
| 702 | return -1; |
| 703 | initialized = 1; |
| 704 | return 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 705 | } |
| 706 | |
| 707 | #define config ((void *)2000) |
| 708 | static ucs4_t |
| 709 | jisx0213_2000_1_decoder(const unsigned char *data) |
| 710 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 711 | ucs4_t u; |
| 712 | EMULATE_JISX0213_2000_DECODE_PLANE1(u, data[0], data[1]) |
| 713 | else if (data[0] == 0x21 && data[1] == 0x40) /* F/W REVERSE SOLIDUS */ |
| 714 | return 0xff3c; |
| 715 | else TRYMAP_DEC(jisx0208, u, data[0], data[1]); |
| 716 | else TRYMAP_DEC(jisx0213_1_bmp, u, data[0], data[1]); |
| 717 | else TRYMAP_DEC(jisx0213_1_emp, u, data[0], data[1]) |
| 718 | u |= 0x20000; |
| 719 | else TRYMAP_DEC(jisx0213_pair, u, data[0], data[1]); |
| 720 | else |
| 721 | return MAP_UNMAPPABLE; |
| 722 | return u; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 723 | } |
| 724 | |
| 725 | static ucs4_t |
| 726 | jisx0213_2000_2_decoder(const unsigned char *data) |
| 727 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 728 | ucs4_t u; |
| 729 | EMULATE_JISX0213_2000_DECODE_PLANE2(u, data[0], data[1]) |
| 730 | TRYMAP_DEC(jisx0213_2_bmp, u, data[0], data[1]); |
| 731 | else TRYMAP_DEC(jisx0213_2_emp, u, data[0], data[1]) |
| 732 | u |= 0x20000; |
| 733 | else |
| 734 | return MAP_UNMAPPABLE; |
| 735 | return u; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 736 | } |
| 737 | #undef config |
| 738 | |
| 739 | static ucs4_t |
| 740 | jisx0213_2004_1_decoder(const unsigned char *data) |
| 741 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 742 | ucs4_t u; |
| 743 | if (data[0] == 0x21 && data[1] == 0x40) /* F/W REVERSE SOLIDUS */ |
| 744 | return 0xff3c; |
| 745 | else TRYMAP_DEC(jisx0208, u, data[0], data[1]); |
| 746 | else TRYMAP_DEC(jisx0213_1_bmp, u, data[0], data[1]); |
| 747 | else TRYMAP_DEC(jisx0213_1_emp, u, data[0], data[1]) |
| 748 | u |= 0x20000; |
| 749 | else TRYMAP_DEC(jisx0213_pair, u, data[0], data[1]); |
| 750 | else |
| 751 | return MAP_UNMAPPABLE; |
| 752 | return u; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 753 | } |
| 754 | |
| 755 | static ucs4_t |
| 756 | jisx0213_2004_2_decoder(const unsigned char *data) |
| 757 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 758 | ucs4_t u; |
| 759 | TRYMAP_DEC(jisx0213_2_bmp, u, data[0], data[1]); |
| 760 | else TRYMAP_DEC(jisx0213_2_emp, u, data[0], data[1]) |
| 761 | u |= 0x20000; |
| 762 | else |
| 763 | return MAP_UNMAPPABLE; |
| 764 | return u; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 765 | } |
| 766 | |
| 767 | static DBCHAR |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 768 | jisx0213_encoder(const ucs4_t *data, Py_ssize_t *length, void *config) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 769 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 770 | DBCHAR coded; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 771 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 772 | switch (*length) { |
| 773 | case 1: /* first character */ |
| 774 | if (*data >= 0x10000) { |
| 775 | if ((*data) >> 16 == 0x20000 >> 16) { |
| 776 | EMULATE_JISX0213_2000_ENCODE_EMP(coded, *data) |
| 777 | else TRYMAP_ENC(jisx0213_emp, coded, |
| 778 | (*data) & 0xffff) |
| 779 | return coded; |
| 780 | } |
| 781 | return MAP_UNMAPPABLE; |
| 782 | } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 783 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 784 | EMULATE_JISX0213_2000_ENCODE_BMP(coded, *data) |
| 785 | else TRYMAP_ENC(jisx0213_bmp, coded, *data) { |
| 786 | if (coded == MULTIC) |
| 787 | return MAP_MULTIPLE_AVAIL; |
| 788 | } |
| 789 | else TRYMAP_ENC(jisxcommon, coded, *data) { |
| 790 | if (coded & 0x8000) |
| 791 | return MAP_UNMAPPABLE; |
| 792 | } |
| 793 | else |
| 794 | return MAP_UNMAPPABLE; |
| 795 | return coded; |
| 796 | case 2: /* second character of unicode pair */ |
| 797 | coded = find_pairencmap((ucs2_t)data[0], (ucs2_t)data[1], |
| 798 | jisx0213_pair_encmap, JISX0213_ENCPAIRS); |
| 799 | if (coded == DBCINV) { |
| 800 | *length = 1; |
| 801 | coded = find_pairencmap((ucs2_t)data[0], 0, |
| 802 | jisx0213_pair_encmap, JISX0213_ENCPAIRS); |
| 803 | if (coded == DBCINV) |
| 804 | return MAP_UNMAPPABLE; |
| 805 | } |
| 806 | else |
| 807 | return coded; |
| 808 | case -1: /* flush unterminated */ |
| 809 | *length = 1; |
| 810 | coded = find_pairencmap((ucs2_t)data[0], 0, |
| 811 | jisx0213_pair_encmap, JISX0213_ENCPAIRS); |
| 812 | if (coded == DBCINV) |
| 813 | return MAP_UNMAPPABLE; |
| 814 | else |
| 815 | return coded; |
| 816 | default: |
| 817 | return MAP_UNMAPPABLE; |
| 818 | } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 819 | } |
| 820 | |
| 821 | static DBCHAR |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 822 | jisx0213_2000_1_encoder(const ucs4_t *data, Py_ssize_t *length) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 823 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 824 | DBCHAR coded = jisx0213_encoder(data, length, (void *)2000); |
| 825 | if (coded == MAP_UNMAPPABLE || coded == MAP_MULTIPLE_AVAIL) |
| 826 | return coded; |
| 827 | else if (coded & 0x8000) |
| 828 | return MAP_UNMAPPABLE; |
| 829 | else |
| 830 | return coded; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 831 | } |
| 832 | |
| 833 | static DBCHAR |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 834 | jisx0213_2000_1_encoder_paironly(const ucs4_t *data, Py_ssize_t *length) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 835 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 836 | DBCHAR coded; |
| 837 | Py_ssize_t ilength = *length; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 838 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 839 | coded = jisx0213_encoder(data, length, (void *)2000); |
| 840 | switch (ilength) { |
| 841 | case 1: |
| 842 | if (coded == MAP_MULTIPLE_AVAIL) |
| 843 | return MAP_MULTIPLE_AVAIL; |
| 844 | else |
| 845 | return MAP_UNMAPPABLE; |
| 846 | case 2: |
| 847 | if (*length != 2) |
| 848 | return MAP_UNMAPPABLE; |
| 849 | else |
| 850 | return coded; |
| 851 | default: |
| 852 | return MAP_UNMAPPABLE; |
| 853 | } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 854 | } |
| 855 | |
| 856 | static DBCHAR |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 857 | jisx0213_2000_2_encoder(const ucs4_t *data, Py_ssize_t *length) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 858 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 859 | DBCHAR coded = jisx0213_encoder(data, length, (void *)2000); |
| 860 | if (coded == MAP_UNMAPPABLE || coded == MAP_MULTIPLE_AVAIL) |
| 861 | return coded; |
| 862 | else if (coded & 0x8000) |
| 863 | return coded & 0x7fff; |
| 864 | else |
| 865 | return MAP_UNMAPPABLE; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 866 | } |
| 867 | |
| 868 | static DBCHAR |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 869 | jisx0213_2004_1_encoder(const ucs4_t *data, Py_ssize_t *length) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 870 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 871 | DBCHAR coded = jisx0213_encoder(data, length, NULL); |
| 872 | if (coded == MAP_UNMAPPABLE || coded == MAP_MULTIPLE_AVAIL) |
| 873 | return coded; |
| 874 | else if (coded & 0x8000) |
| 875 | return MAP_UNMAPPABLE; |
| 876 | else |
| 877 | return coded; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 878 | } |
| 879 | |
| 880 | static DBCHAR |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 881 | jisx0213_2004_1_encoder_paironly(const ucs4_t *data, Py_ssize_t *length) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 882 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 883 | DBCHAR coded; |
| 884 | Py_ssize_t ilength = *length; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 885 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 886 | coded = jisx0213_encoder(data, length, NULL); |
| 887 | switch (ilength) { |
| 888 | case 1: |
| 889 | if (coded == MAP_MULTIPLE_AVAIL) |
| 890 | return MAP_MULTIPLE_AVAIL; |
| 891 | else |
| 892 | return MAP_UNMAPPABLE; |
| 893 | case 2: |
| 894 | if (*length != 2) |
| 895 | return MAP_UNMAPPABLE; |
| 896 | else |
| 897 | return coded; |
| 898 | default: |
| 899 | return MAP_UNMAPPABLE; |
| 900 | } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 901 | } |
| 902 | |
| 903 | static DBCHAR |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 904 | jisx0213_2004_2_encoder(const ucs4_t *data, Py_ssize_t *length) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 905 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 906 | DBCHAR coded = jisx0213_encoder(data, length, NULL); |
| 907 | if (coded == MAP_UNMAPPABLE || coded == MAP_MULTIPLE_AVAIL) |
| 908 | return coded; |
| 909 | else if (coded & 0x8000) |
| 910 | return coded & 0x7fff; |
| 911 | else |
| 912 | return MAP_UNMAPPABLE; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 913 | } |
| 914 | |
| 915 | static ucs4_t |
| 916 | jisx0201_r_decoder(const unsigned char *data) |
| 917 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 918 | ucs4_t u; |
| 919 | JISX0201_R_DECODE(*data, u) |
| 920 | else return MAP_UNMAPPABLE; |
| 921 | return u; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 922 | } |
| 923 | |
| 924 | static DBCHAR |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 925 | jisx0201_r_encoder(const ucs4_t *data, Py_ssize_t *length) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 926 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 927 | DBCHAR coded; |
| 928 | JISX0201_R_ENCODE(*data, coded) |
| 929 | else return MAP_UNMAPPABLE; |
| 930 | return coded; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 931 | } |
| 932 | |
| 933 | static ucs4_t |
| 934 | jisx0201_k_decoder(const unsigned char *data) |
| 935 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 936 | ucs4_t u; |
| 937 | JISX0201_K_DECODE(*data ^ 0x80, u) |
| 938 | else return MAP_UNMAPPABLE; |
| 939 | return u; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 940 | } |
| 941 | |
| 942 | static DBCHAR |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 943 | jisx0201_k_encoder(const ucs4_t *data, Py_ssize_t *length) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 944 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 945 | DBCHAR coded; |
| 946 | JISX0201_K_ENCODE(*data, coded) |
| 947 | else return MAP_UNMAPPABLE; |
| 948 | return coded - 0x80; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 949 | } |
| 950 | |
| 951 | static int |
| 952 | gb2312_init(void) |
| 953 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 954 | static int initialized = 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 955 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 956 | if (!initialized && ( |
| 957 | IMPORT_MAP(cn, gbcommon, &gbcommon_encmap, NULL) || |
| 958 | IMPORT_MAP(cn, gb2312, NULL, &gb2312_decmap))) |
| 959 | return -1; |
| 960 | initialized = 1; |
| 961 | return 0; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 962 | } |
| 963 | |
| 964 | static ucs4_t |
| 965 | gb2312_decoder(const unsigned char *data) |
| 966 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 967 | ucs4_t u; |
| 968 | TRYMAP_DEC(gb2312, u, data[0], data[1]) |
| 969 | return u; |
| 970 | else |
| 971 | return MAP_UNMAPPABLE; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 972 | } |
| 973 | |
| 974 | static DBCHAR |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 975 | gb2312_encoder(const ucs4_t *data, Py_ssize_t *length) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 976 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 977 | DBCHAR coded; |
| 978 | assert(*length == 1); |
| 979 | if (*data < 0x10000) { |
| 980 | TRYMAP_ENC(gbcommon, coded, *data) { |
| 981 | if (!(coded & 0x8000)) |
| 982 | return coded; |
| 983 | } |
| 984 | } |
| 985 | return MAP_UNMAPPABLE; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 986 | } |
| 987 | |
| 988 | |
| 989 | static ucs4_t |
| 990 | dummy_decoder(const unsigned char *data) |
| 991 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 992 | return MAP_UNMAPPABLE; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 993 | } |
| 994 | |
| 995 | static DBCHAR |
Hye-Shik Chang | 4b96c13 | 2006-03-04 16:08:19 +0000 | [diff] [blame] | 996 | dummy_encoder(const ucs4_t *data, Py_ssize_t *length) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 997 | { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 998 | return MAP_UNMAPPABLE; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 999 | } |
| 1000 | |
| 1001 | /*-*- registry tables -*-*/ |
| 1002 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1003 | #define REGISTRY_KSX1001_G0 { CHARSET_KSX1001, 0, 2, \ |
| 1004 | ksx1001_init, \ |
| 1005 | ksx1001_decoder, ksx1001_encoder } |
| 1006 | #define REGISTRY_KSX1001_G1 { CHARSET_KSX1001, 1, 2, \ |
| 1007 | ksx1001_init, \ |
| 1008 | ksx1001_decoder, ksx1001_encoder } |
| 1009 | #define REGISTRY_JISX0201_R { CHARSET_JISX0201_R, 0, 1, \ |
| 1010 | NULL, \ |
| 1011 | jisx0201_r_decoder, jisx0201_r_encoder } |
| 1012 | #define REGISTRY_JISX0201_K { CHARSET_JISX0201_K, 0, 1, \ |
| 1013 | NULL, \ |
| 1014 | jisx0201_k_decoder, jisx0201_k_encoder } |
| 1015 | #define REGISTRY_JISX0208 { CHARSET_JISX0208, 0, 2, \ |
| 1016 | jisx0208_init, \ |
| 1017 | jisx0208_decoder, jisx0208_encoder } |
| 1018 | #define REGISTRY_JISX0208_O { CHARSET_JISX0208_O, 0, 2, \ |
| 1019 | jisx0208_init, \ |
| 1020 | jisx0208_decoder, jisx0208_encoder } |
| 1021 | #define REGISTRY_JISX0212 { CHARSET_JISX0212, 0, 2, \ |
| 1022 | jisx0212_init, \ |
| 1023 | jisx0212_decoder, jisx0212_encoder } |
| 1024 | #define REGISTRY_JISX0213_2000_1 { CHARSET_JISX0213_2000_1, 0, 2, \ |
| 1025 | jisx0213_init, \ |
| 1026 | jisx0213_2000_1_decoder, \ |
| 1027 | jisx0213_2000_1_encoder } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1028 | #define REGISTRY_JISX0213_2000_1_PAIRONLY { CHARSET_JISX0213_2000_1, 0, 2, \ |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1029 | jisx0213_init, \ |
| 1030 | jisx0213_2000_1_decoder, \ |
| 1031 | jisx0213_2000_1_encoder_paironly } |
| 1032 | #define REGISTRY_JISX0213_2000_2 { CHARSET_JISX0213_2, 0, 2, \ |
| 1033 | jisx0213_init, \ |
| 1034 | jisx0213_2000_2_decoder, \ |
| 1035 | jisx0213_2000_2_encoder } |
| 1036 | #define REGISTRY_JISX0213_2004_1 { CHARSET_JISX0213_2004_1, 0, 2, \ |
| 1037 | jisx0213_init, \ |
| 1038 | jisx0213_2004_1_decoder, \ |
| 1039 | jisx0213_2004_1_encoder } |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1040 | #define REGISTRY_JISX0213_2004_1_PAIRONLY { CHARSET_JISX0213_2004_1, 0, 2, \ |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1041 | jisx0213_init, \ |
| 1042 | jisx0213_2004_1_decoder, \ |
| 1043 | jisx0213_2004_1_encoder_paironly } |
| 1044 | #define REGISTRY_JISX0213_2004_2 { CHARSET_JISX0213_2, 0, 2, \ |
| 1045 | jisx0213_init, \ |
| 1046 | jisx0213_2004_2_decoder, \ |
| 1047 | jisx0213_2004_2_encoder } |
| 1048 | #define REGISTRY_GB2312 { CHARSET_GB2312, 0, 2, \ |
| 1049 | gb2312_init, \ |
| 1050 | gb2312_decoder, gb2312_encoder } |
| 1051 | #define REGISTRY_CNS11643_1 { CHARSET_CNS11643_1, 1, 2, \ |
| 1052 | cns11643_init, \ |
| 1053 | cns11643_1_decoder, cns11643_1_encoder } |
| 1054 | #define REGISTRY_CNS11643_2 { CHARSET_CNS11643_2, 2, 2, \ |
| 1055 | cns11643_init, \ |
| 1056 | cns11643_2_decoder, cns11643_2_encoder } |
| 1057 | #define REGISTRY_ISO8859_1 { CHARSET_ISO8859_1, 2, 1, \ |
| 1058 | NULL, dummy_decoder, dummy_encoder } |
| 1059 | #define REGISTRY_ISO8859_7 { CHARSET_ISO8859_7, 2, 1, \ |
| 1060 | NULL, dummy_decoder, dummy_encoder } |
| 1061 | #define REGISTRY_SENTINEL { 0, } |
| 1062 | #define CONFIGDEF(var, attrs) \ |
| 1063 | static const struct iso2022_config iso2022_##var##_config = { \ |
| 1064 | attrs, iso2022_##var##_designations \ |
| 1065 | }; |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1066 | |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 1067 | static const struct iso2022_designation iso2022_kr_designations[] = { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1068 | REGISTRY_KSX1001_G1, REGISTRY_SENTINEL |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1069 | }; |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 1070 | CONFIGDEF(kr, 0) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1071 | |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 1072 | static const struct iso2022_designation iso2022_jp_designations[] = { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1073 | REGISTRY_JISX0208, REGISTRY_JISX0201_R, REGISTRY_JISX0208_O, |
| 1074 | REGISTRY_SENTINEL |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1075 | }; |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 1076 | CONFIGDEF(jp, NO_SHIFT | USE_JISX0208_EXT) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1077 | |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 1078 | static const struct iso2022_designation iso2022_jp_1_designations[] = { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1079 | REGISTRY_JISX0208, REGISTRY_JISX0212, REGISTRY_JISX0201_R, |
| 1080 | REGISTRY_JISX0208_O, REGISTRY_SENTINEL |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1081 | }; |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 1082 | CONFIGDEF(jp_1, NO_SHIFT | USE_JISX0208_EXT) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1083 | |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 1084 | static const struct iso2022_designation iso2022_jp_2_designations[] = { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1085 | REGISTRY_JISX0208, REGISTRY_JISX0212, REGISTRY_KSX1001_G0, |
| 1086 | REGISTRY_GB2312, REGISTRY_JISX0201_R, REGISTRY_JISX0208_O, |
| 1087 | REGISTRY_ISO8859_1, REGISTRY_ISO8859_7, REGISTRY_SENTINEL |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1088 | }; |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 1089 | CONFIGDEF(jp_2, NO_SHIFT | USE_G2 | USE_JISX0208_EXT) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1090 | |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 1091 | static const struct iso2022_designation iso2022_jp_2004_designations[] = { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1092 | REGISTRY_JISX0213_2004_1_PAIRONLY, REGISTRY_JISX0208, |
| 1093 | REGISTRY_JISX0213_2004_1, REGISTRY_JISX0213_2004_2, REGISTRY_SENTINEL |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1094 | }; |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 1095 | CONFIGDEF(jp_2004, NO_SHIFT | USE_JISX0208_EXT) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1096 | |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 1097 | static const struct iso2022_designation iso2022_jp_3_designations[] = { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1098 | REGISTRY_JISX0213_2000_1_PAIRONLY, REGISTRY_JISX0208, |
| 1099 | REGISTRY_JISX0213_2000_1, REGISTRY_JISX0213_2000_2, REGISTRY_SENTINEL |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1100 | }; |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 1101 | CONFIGDEF(jp_3, NO_SHIFT | USE_JISX0208_EXT) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1102 | |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 1103 | static const struct iso2022_designation iso2022_jp_ext_designations[] = { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1104 | REGISTRY_JISX0208, REGISTRY_JISX0212, REGISTRY_JISX0201_R, |
| 1105 | REGISTRY_JISX0201_K, REGISTRY_JISX0208_O, REGISTRY_SENTINEL |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1106 | }; |
Hye-Shik Chang | f5a149a | 2004-08-19 17:49:56 +0000 | [diff] [blame] | 1107 | CONFIGDEF(jp_ext, NO_SHIFT | USE_JISX0208_EXT) |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1108 | |
| 1109 | |
| 1110 | BEGIN_MAPPINGS_LIST |
| 1111 | /* no mapping table here */ |
| 1112 | END_MAPPINGS_LIST |
| 1113 | |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1114 | #define ISO2022_CODEC(variation) { \ |
| 1115 | "iso2022_" #variation, \ |
| 1116 | &iso2022_##variation##_config, \ |
| 1117 | iso2022_codec_init, \ |
| 1118 | _STATEFUL_METHODS(iso2022) \ |
Hye-Shik Chang | 2bb146f | 2004-07-18 03:06:29 +0000 | [diff] [blame] | 1119 | }, |
| 1120 | |
| 1121 | BEGIN_CODECS_LIST |
| 1122 | ISO2022_CODEC(kr) |
| 1123 | ISO2022_CODEC(jp) |
| 1124 | ISO2022_CODEC(jp_1) |
| 1125 | ISO2022_CODEC(jp_2) |
| 1126 | ISO2022_CODEC(jp_2004) |
| 1127 | ISO2022_CODEC(jp_3) |
| 1128 | ISO2022_CODEC(jp_ext) |
| 1129 | END_CODECS_LIST |
| 1130 | |
| 1131 | I_AM_A_MODULE_FOR(iso2022) |