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int underflow in indexing code (thx Andreas Stührk)

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leitner
2008-07-28 13:24:27 +00:00
parent a134707b07
commit 0baffda48f
2 changed files with 14 additions and 11 deletions
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23
tinyldap.c
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@@ -639,17 +639,18 @@ static void tagmatches(uint32* index,size_t elements,struct string* s,
setbit(b,rec);
/* there may be multiple matches.
* Look before and after mid, too */
for (k=mid-1; k>0; --k) {
m=uint32_read((char*)(&index[k]));
if ((ft==LESSEQUAL) || (l=match(s,map+m))==0) {
if (index_type==0)
rec=findrec(m);
else if (index_type==1)
rec=uint32_read((char*)(&index[k+elements]));
if (rec>=0)
setbit(b,rec);
} else break;
}
if (mid) /* thx Andreas Stührk */
for (k=mid-1; k>0; --k) {
m=uint32_read((char*)(&index[k]));
if ((ft==LESSEQUAL) || (l=match(s,map+m))==0) {
if (index_type==0)
rec=findrec(m);
else if (index_type==1)
rec=uint32_read((char*)(&index[k+elements]));
if (rec>=0)
setbit(b,rec);
} else break;
}
for (k=mid+1; k<elements; ++k) {
m=uint32_read((char*)(&index[k]));
if ((ft==GREATEQUAL) || (l=match(s,map+m))==0) {