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Some missing functions.

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This commit is contained in:
JoelKatz
2011-11-25 21:52:54 -08:00
parent badf382903
commit fe3acce262
2 changed files with 68 additions and 5 deletions
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27
SHAMapNodes.cpp
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@@ -177,11 +177,30 @@ SHAMapItem::pointer SHAMapLeafNode::firstItem(void)
SHAMapItem::pointer SHAMapLeafNode::nextItem(const uint256& tag)
{
bool found=false;
BOOST_FOREACH(SHAMapItem::pointer& it, mItems)
std::list<SHAMapItem::pointer>::iterator it;
for(it=mItems.begin(); it!=mItems.end(); ++it)
{
if(found) return it;
if(it->getTag() == tag) found=true;
if((*it)->getTag()==tag)
{
++it;
if(it==mItems.end()) return SHAMapItem::pointer();
return *it;
}
}
return SHAMapItem::pointer();
}
SHAMapItem::pointer SHAMapLeafNode::prevItem(const uint256& tag)
{
std::list<SHAMapItem::pointer>::reverse_iterator it;
for(it=mItems.rbegin(); it!=mItems.rend(); ++it)
{
if((*it)->getTag()==tag)
{
++it;
if(it==mItems.rend()) return SHAMapItem::pointer();
return *it;
}
}
return SHAMapItem::pointer();
}