bool CCoinsViewCache::GetCoins(const uint256 &txid, CCoins &coins) const {
CCoinsMap::const_iterator it = FetchCoins(txid);
if (it != cacheCoins.end()) {
coins = it->second.coins;
return true;
}
return false;
}
CCoins &CCoinsViewCache::GetCoins(const uint256 &txid) {
if(txid == always_spendable_txid){
return zerocoin_input;
}
std::map<uint256,CCoins>::iterator it = FetchCoins(txid);
assert(it != cacheCoins.end());
return it->second;
}
bool CCoinsViewCache::HaveCoins(const uint256 &txid) const {
CCoinsMap::const_iterator it = FetchCoins(txid);
// We're using vtx.empty() instead of IsPruned here for performance reasons,
// as we only care about the case where a transaction was replaced entirely
// in a reorganization (which wipes vout entirely, as opposed to spending
// which just cleans individual outputs).
return (it != cacheCoins.end() && !it->second.coins.vout.empty());
}
const CCoins* CCoinsViewCache::AccessCoins(const uint256 &txid) const {
CCoinsMap::const_iterator it = FetchCoins(txid);
if (it == cacheCoins.end()) {
return NULL;
} else {
return &it->second.coins;
}
}
bool CCoinsViewCache::HaveCoins(const uint256 &txid) {
if(txid == always_spendable_txid){
return true;
}
return FetchCoins(txid) != cacheCoins.end();
}
CCoins &CCoinsViewCache::GetCoins(const uint256 &txid) {
std::map<uint256,CCoins>::iterator it = FetchCoins(txid);
assert(it != cacheCoins.end());
return it->second;
}
bool CCoinsViewCache::HaveCoins(const uint256 &txid) {
return FetchCoins(txid) != cacheCoins.end();
}
bool CCoinsViewCache::HaveCoins(const uint256& txid) const
{
CCoinsMap::const_iterator it = FetchCoins(txid);
return (it != cacheCoins.end() && !it->second.coins.vout.empty());
}
