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Code Issues

Correction and more comments for fix for CORE-1063

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This commit is contained in:
hvlad 2006-12-22 09:53:14 +00:00
parent c1c76aa666
commit 480f934c22
1 changed files with 4 additions and 1 deletions
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5
src/jrd/filters.cpp
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@ -703,8 +703,11 @@ ISC_STATUS filter_transliterate_text(USHORT action, BlobControl* control)
if (action == isc_blob_filter_open) {
// hvlad: avoid possible overflow of USHORT variables converting long
// blob segments into multibyte encoding
// Also buffer must contain integer number of utf16 characters as we
// do transliteration via utf16 character set
// (see assert at start of UnicodeUtil::utf16ToUtf8 for example)
const SLONG max_seg = aux->ctlaux_obj1.convertLength(source->ctl_max_segment);
control->ctl_max_segment = MIN(MAX_USHORT - 4, max_seg);
control->ctl_max_segment = MIN(MAX_USHORT - sizeof(ULONG) + 1, max_seg);
if (source->ctl_max_segment && control->ctl_max_segment)
aux->ctlaux_expansion_factor =