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Short-circuit bloom checking if we will always return true.

This allows full nodes to use bloom filters as an optimization.
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1 parent 0bd573d commit cbfc77352d095d562860fa8695ada5ac73cf7f67 @TheBlueMatt TheBlueMatt committed Feb 25, 2013
Showing with 4 additions and 0 deletions.
  1. +4 −0 src/bloom.cpp
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@@ -37,6 +37,8 @@ inline unsigned int CBloomFilter::Hash(unsigned int nHashNum, const std::vector<
void CBloomFilter::insert(const vector<unsigned char>& vKey)
{
+ if (vData.size() == 1 && vData[0] == 0xff)
+ return;
for (unsigned int i = 0; i < nHashFuncs; i++)
{
unsigned int nIndex = Hash(i, vKey);
@@ -61,6 +63,8 @@ void CBloomFilter::insert(const uint256& hash)
bool CBloomFilter::contains(const vector<unsigned char>& vKey) const
{
+ if (vData.size() == 1 && vData[0] == 0xff)
+ return true;
for (unsigned int i = 0; i < nHashFuncs; i++)
{
unsigned int nIndex = Hash(i, vKey);

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