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ICU-1439 implement ucnv_getUnicodeSet() for roundtrippable code points

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X-SVN-Rev: 11470
This commit is contained in:
George Rhoten 2003-04-08 01:55:33 +00:00
parent 216d68b82d
commit f7e4647f8c
1 changed files with 6 additions and 2 deletions
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8
icu4c/source/common/ucnvisci.c
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@ -1461,17 +1461,21 @@ _ISCIIGetUnicodeSet(const UConverter *cnv,
int32_t idx;
int32_t fromUnicodeDelta;
uint8_t offset;
static const uint8_t versionToScriptOffset[MALAYALAM+1] = {
/* 0, 1, 2, 3, 4, 5, 6, 7, 8 */
0, 4, 1, 2, 3, 7, 5, 5, 6
};
if (cnv->options > MALAYALAM) {
/* sanity check */
*pErrorCode = U_UNSUPPORTED_ERROR;
return;
}
offset = versionToScriptOffset[cnv->options];
fromUnicodeDelta = ((UConverterDataISCII*)(cnv->extraInfo))->currentDeltaFromUnicode;
offset = (uint8_t)(cnv->options - (cnv->options >= KANNADA)); /* Kannada and Telegu are merged */
for (idx = 0; idx < DELTA; idx++) {
if ((validityTable[idx] << offset) & DELTA) {
uset_add(set, fromUnicodeTable[idx] + fromUnicodeDelta + INDIC_BLOCK_BEGIN - ASCII_END);
uset_add(set, idx + fromUnicodeDelta + INDIC_BLOCK_BEGIN);
}
}
if (cnv->options <= ORIYA) {