Supression table.

src/Suppression.cpp

@@ -0,0 +1,37 @@
+
+#include "Suppression.h"
+
+bool SuppressionTable::addSuppression(const uint160& suppression)
+{
+	boost::mutex::scoped_lock sl(mSuppressionMutex);
+
+	if (mSuppressionMap.find(suppression) != mSuppressionMap.end())
+		return false;
+
+	time_t now = time(NULL);
+
+	boost::unordered_map< time_t, std::list<uint160> >::iterator it = mSuppressionTimes.begin();
+	while (it != mSuppressionTimes.end())
+	{
+		if ((it->first + mHoldTime) < now)
+		{
+			for (std::list<uint160>::iterator lit = it->second.begin(), end = it->second.end();
+					lit != end; ++lit)
+				mSuppressionMap.erase(*lit);
+			mSuppressionTimes.erase(it++);
+		}
+		else ++it;
+	}
+
+	mSuppressionMap[suppression] = now;
+	mSuppressionTimes[now].push_back(suppression);
+
+	return true;
+}
+
+bool SuppressionTable::addSuppression(const uint256& suppression)
+{
+	uint160 u;
+	memcpy(u.begin(), suppression.begin() + (suppression.size() - u.size()), u.size());
+	return addSuppression(u);
+}