mirror of
https://github.com/python/cpython.git
synced 2024-11-25 09:39:56 +01:00
144 lines
2.3 KiB
C
144 lines
2.3 KiB
C
/*
|
|
* _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 (*inpos < inlen) {
|
|
Py_UCS4 c = INCHAR1;
|
|
DBCHAR code;
|
|
|
|
if (c < 0x80) {
|
|
REQUIRE_OUTBUF(1);
|
|
**outbuf = (unsigned char)c;
|
|
NEXT(1, 1);
|
|
continue;
|
|
}
|
|
|
|
if (c > 0xFFFF)
|
|
return 1;
|
|
|
|
REQUIRE_OUTBUF(2);
|
|
|
|
if (TRYMAP_ENC(big5, code, c))
|
|
;
|
|
else
|
|
return 1;
|
|
|
|
OUTBYTE1(code >> 8);
|
|
OUTBYTE2(code & 0xFF);
|
|
NEXT(1, 2);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
DECODER(big5)
|
|
{
|
|
while (inleft > 0) {
|
|
unsigned char c = INBYTE1;
|
|
Py_UCS4 decoded;
|
|
|
|
if (c < 0x80) {
|
|
OUTCHAR(c);
|
|
NEXT_IN(1);
|
|
continue;
|
|
}
|
|
|
|
REQUIRE_INBUF(2);
|
|
if (TRYMAP_DEC(big5, decoded, c, INBYTE2)) {
|
|
OUTCHAR(decoded);
|
|
NEXT_IN(2);
|
|
}
|
|
else return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
/*
|
|
* CP950 codec
|
|
*/
|
|
|
|
ENCODER(cp950)
|
|
{
|
|
while (*inpos < inlen) {
|
|
Py_UCS4 c = INCHAR1;
|
|
DBCHAR code;
|
|
|
|
if (c < 0x80) {
|
|
WRITEBYTE1((unsigned char)c);
|
|
NEXT(1, 1);
|
|
continue;
|
|
}
|
|
|
|
if (c > 0xFFFF)
|
|
return 1;
|
|
|
|
REQUIRE_OUTBUF(2);
|
|
if (TRYMAP_ENC(cp950ext, code, c))
|
|
;
|
|
else if (TRYMAP_ENC(big5, code, c))
|
|
;
|
|
else
|
|
return 1;
|
|
|
|
OUTBYTE1(code >> 8);
|
|
OUTBYTE2(code & 0xFF);
|
|
NEXT(1, 2);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
DECODER(cp950)
|
|
{
|
|
while (inleft > 0) {
|
|
unsigned char c = INBYTE1;
|
|
Py_UCS4 decoded;
|
|
|
|
if (c < 0x80) {
|
|
OUTCHAR(c);
|
|
NEXT_IN(1);
|
|
continue;
|
|
}
|
|
|
|
REQUIRE_INBUF(2);
|
|
|
|
if (TRYMAP_DEC(cp950ext, decoded, c, INBYTE2))
|
|
OUTCHAR(decoded);
|
|
else if (TRYMAP_DEC(big5, decoded, c, INBYTE2))
|
|
OUTCHAR(decoded);
|
|
else
|
|
return 1;
|
|
|
|
NEXT_IN(2);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
BEGIN_MAPPINGS_LIST(2)
|
|
MAPPING_ENCDEC(big5)
|
|
MAPPING_ENCDEC(cp950ext)
|
|
END_MAPPINGS_LIST
|
|
|
|
BEGIN_CODECS_LIST(2)
|
|
CODEC_STATELESS(big5)
|
|
CODEC_STATELESS(cp950)
|
|
END_CODECS_LIST
|
|
|
|
I_AM_A_MODULE_FOR(tw)
|