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

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This allows full nodes to use bloom filters as an optimization.
This commit is contained in:
Matt Corallo 2013-02-24 20:36:59 -05:00
parent 0bd573d666
commit cbfc77352d
1 changed files with 4 additions and 0 deletions
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4
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);