| /* | |
| * _codecs_tw.c: Codecs collection for Taiwan's encodings | |
| * | |
| * Written by Hye-Shik Chang <perky@FreeBSD.org> | |
| */ | |
| #include "cjkcodecs.h" | |
| #include "mappings_tw.h" | |
| /* | |
| * BIG5 codec | |
| */ | |
| ENCODER(big5) | |
| { | |
| while (inleft > 0) { | |
| Py_UNICODE c = **inbuf; | |
| DBCHAR code; | |
| if (c < 0x80) { | |
| REQUIRE_OUTBUF(1) | |
| **outbuf = (unsigned char)c; | |
| NEXT(1, 1) | |
| continue; | |
| } | |
| UCS4INVALID(c) | |
| REQUIRE_OUTBUF(2) | |
| TRYMAP_ENC(big5, code, c); | |
| else return 1; | |
| OUT1(code >> 8) | |
| OUT2(code & 0xFF) | |
| NEXT(1, 2) | |
| } | |
| return 0; | |
| } | |
| DECODER(big5) | |
| { | |
| while (inleft > 0) { | |
| unsigned char c = IN1; | |
| REQUIRE_OUTBUF(1) | |
| if (c < 0x80) { | |
| OUT1(c) | |
| NEXT(1, 1) | |
| continue; | |
| } | |
| REQUIRE_INBUF(2) | |
| TRYMAP_DEC(big5, **outbuf, c, IN2) { | |
| NEXT(2, 1) | |
| } | |
| else return 2; | |
| } | |
| return 0; | |
| } | |
| /* | |
| * CP950 codec | |
| */ | |
| ENCODER(cp950) | |
| { | |
| while (inleft > 0) { | |
| Py_UNICODE c = IN1; | |
| DBCHAR code; | |
| if (c < 0x80) { | |
| WRITE1((unsigned char)c) | |
| NEXT(1, 1) | |
| continue; | |
| } | |
| UCS4INVALID(c) | |
| REQUIRE_OUTBUF(2) | |
| TRYMAP_ENC(cp950ext, code, c); | |
| else TRYMAP_ENC(big5, code, c); | |
| else return 1; | |
| OUT1(code >> 8) | |
| OUT2(code & 0xFF) | |
| NEXT(1, 2) | |
| } | |
| return 0; | |
| } | |
| DECODER(cp950) | |
| { | |
| while (inleft > 0) { | |
| unsigned char c = IN1; | |
| REQUIRE_OUTBUF(1) | |
| if (c < 0x80) { | |
| OUT1(c) | |
| NEXT(1, 1) | |
| continue; | |
| } | |
| REQUIRE_INBUF(2) | |
| TRYMAP_DEC(cp950ext, **outbuf, c, IN2); | |
| else TRYMAP_DEC(big5, **outbuf, c, IN2); | |
| else return 2; | |
| NEXT(2, 1) | |
| } | |
| return 0; | |
| } | |
| BEGIN_MAPPINGS_LIST | |
| MAPPING_ENCDEC(big5) | |
| MAPPING_ENCDEC(cp950ext) | |
| END_MAPPINGS_LIST | |
| BEGIN_CODECS_LIST | |
| CODEC_STATELESS(big5) | |
| CODEC_STATELESS(cp950) | |
| END_CODECS_LIST | |
| I_AM_A_MODULE_FOR(tw) |