/* * _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)