datum_t
mic_to_big5(PG_FUNC_ARGS)
{
unsigned char *src = (unsigned char *) ARG_CSTRING(2);
unsigned char *dest = (unsigned char *) ARG_CSTRING(3);
int len = ARG_INT32(4);
CHECK_ENC_CONV_ARGS(PG_MULE_INTERNAL, PG_BIG5);
mic2big5(src, dest, len);
RET_VOID();
}
Datum
mic_to_big5(PG_FUNCTION_ARGS)
{
unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
int len = PG_GETARG_INT32(4);
CHECK_ENCODING_CONVERSION_ARGS(PG_MULE_INTERNAL, PG_BIG5);
mic2big5(src, dest, len);
PG_RETURN_VOID();
}
Datum
mic_to_big5(PG_FUNCTION_ARGS)
{
unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
int len = PG_GETARG_INT32(4);
Assert(PG_GETARG_INT32(0) == PG_MULE_INTERNAL);
Assert(PG_GETARG_INT32(1) == PG_BIG5);
Assert(len >= 0);
mic2big5(src, dest, len);
PG_RETURN_VOID();
}
Datum
euc_tw_to_big5(PG_FUNCTION_ARGS)
{
unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
int len = PG_GETARG_INT32(4);
unsigned char *buf;
CHECK_ENCODING_CONVERSION_ARGS(PG_EUC_TW, PG_BIG5);
buf = palloc(len * ENCODING_GROWTH_RATE + 1);
euc_tw2mic(src, buf, len);
mic2big5(buf, dest, strlen((char *) buf));
pfree(buf);
PG_RETURN_VOID();
}