RAII wrapper for CNode*

This commit is contained in:
Patrick Strateman 2015-08-20 17:29:04 -07:00
parent df23937422
commit 1317cd1928

View file

@ -775,12 +775,23 @@ void SocketSendData(CNode *pnode)
static list<CNode*> vNodesDisconnected;
static bool ReverseCompareNodeMinPingTime(CNode *a, CNode *b)
class CNodeRef {
public:
CNodeRef(CNode *pnode) : _pnode(pnode) {_pnode->AddRef();}
~CNodeRef() {_pnode->Release();}
CNode& operator *() const {return *_pnode;};
CNode* operator ->() const {return _pnode;};
private:
CNode *_pnode;
};
static bool ReverseCompareNodeMinPingTime(const CNodeRef &a, const CNodeRef &b)
{
return a->nMinPingUsecTime > b->nMinPingUsecTime;
}
static bool ReverseCompareNodeTimeConnected(CNode *a, CNode *b)
static bool ReverseCompareNodeTimeConnected(const CNodeRef &a, const CNodeRef &b)
{
return a->nTimeConnected > b->nTimeConnected;
}
@ -795,7 +806,7 @@ public:
GetRandBytes(vchSecretKey.data(), vchSecretKey.size());
}
bool operator()(CNode *a, CNode *b)
bool operator()(const CNodeRef &a, const CNodeRef &b)
{
std::vector<unsigned char> vchGroupA, vchGroupB;
CSHA256 hashA, hashB;
@ -818,7 +829,7 @@ public:
};
static bool AttemptToEvictConnection(bool fPreferNewConnection) {
std::vector<CNode*> vEvictionCandidates;
std::vector<CNodeRef> vEvictionCandidates;
{
LOCK(cs_vNodes);
@ -831,7 +842,7 @@ static bool AttemptToEvictConnection(bool fPreferNewConnection) {
continue;
if (node->addr.IsLocal())
continue;
vEvictionCandidates.push_back(node);
vEvictionCandidates.push_back(CNodeRef(node));
}
}
@ -859,8 +870,8 @@ static bool AttemptToEvictConnection(bool fPreferNewConnection) {
// Identify CNetAddr with the most connections
CNetAddr naMostConnections;
unsigned int nMostConnections = 0;
std::map<CNetAddr, std::vector<CNode*> > mapAddrCounts;
BOOST_FOREACH(CNode *node, vEvictionCandidates) {
std::map<CNetAddr, std::vector<CNodeRef> > mapAddrCounts;
BOOST_FOREACH(const CNodeRef &node, vEvictionCandidates) {
mapAddrCounts[node->addr].push_back(node);
if (mapAddrCounts[node->addr].size() > nMostConnections) {