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ICU-3502 ubrk_swap: don't swap the state table if the length is zero.

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X-SVN-Rev: 14319
This commit is contained in:
Eric Mader 2004-01-14 21:52:34 +00:00
parent 9174c179e8
commit 8cc425c851
1 changed files with 28 additions and 16 deletions
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44
icu4c/source/common/rbbidata.cpp
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@ -354,34 +354,46 @@ ubrk_swap(const UDataSwapper *ds, const void *inData, int32_t length, void *outD
// Forward state table.
tableStartOffset = ds->readUInt32(rbbiDH->fFTable);
tableLength = ds->readUInt32(rbbiDH->fFTableLen);
ds->swapArray32(ds, inBytes+tableStartOffset, topSize,
outBytes+tableStartOffset, status);
ds->swapArray16(ds, inBytes+tableStartOffset+topSize, tableLength-topSize,
outBytes+tableStartOffset+topSize, status);
if (tableLength > 0) {
ds->swapArray32(ds, inBytes+tableStartOffset, topSize,
outBytes+tableStartOffset, status);
ds->swapArray16(ds, inBytes+tableStartOffset+topSize, tableLength-topSize,
outBytes+tableStartOffset+topSize, status);
}
// Reverse state table. Same layout as forward table, above.
tableStartOffset = ds->readUInt32(rbbiDH->fRTable);
tableLength = ds->readUInt32(rbbiDH->fRTableLen);
ds->swapArray32(ds, inBytes+tableStartOffset, topSize,
outBytes+tableStartOffset, status);
ds->swapArray16(ds, inBytes+tableStartOffset+topSize, tableLength-topSize,
outBytes+tableStartOffset+topSize, status);
if (tableLength > 0) {
ds->swapArray32(ds, inBytes+tableStartOffset, topSize,
outBytes+tableStartOffset, status);
ds->swapArray16(ds, inBytes+tableStartOffset+topSize, tableLength-topSize,
outBytes+tableStartOffset+topSize, status);
}
// Safe Forward state table. Same layout as forward table, above.
tableStartOffset = ds->readUInt32(rbbiDH->fSFTable);
tableLength = ds->readUInt32(rbbiDH->fSFTableLen);
ds->swapArray32(ds, inBytes+tableStartOffset, topSize,
outBytes+tableStartOffset, status);
ds->swapArray16(ds, inBytes+tableStartOffset+topSize, tableLength-topSize,
outBytes+tableStartOffset+topSize, status);
if (tableLength > 0) {
ds->swapArray32(ds, inBytes+tableStartOffset, topSize,
outBytes+tableStartOffset, status);
ds->swapArray16(ds, inBytes+tableStartOffset+topSize, tableLength-topSize,
outBytes+tableStartOffset+topSize, status);
}
// Safe Reverse state table. Same layout as forward table, above.
tableStartOffset = ds->readUInt32(rbbiDH->fSRTable);
tableLength = ds->readUInt32(rbbiDH->fSRTableLen);
ds->swapArray32(ds, inBytes+tableStartOffset, topSize,
outBytes+tableStartOffset, status);
ds->swapArray16(ds, inBytes+tableStartOffset+topSize, tableLength-topSize,
outBytes+tableStartOffset+topSize, status);
if (tableLength > 0) {
ds->swapArray32(ds, inBytes+tableStartOffset, topSize,
outBytes+tableStartOffset, status);
ds->swapArray16(ds, inBytes+tableStartOffset+topSize, tableLength-topSize,
outBytes+tableStartOffset+topSize, status);
}
// Trie table for character categories
utrie_swap(ds, inBytes+ds->readUInt32(rbbiDH->fTrie), ds->readUInt32(rbbiDH->fTrieLen),