diff options
Diffstat (limited to 'src/net.cpp')
| -rw-r--r-- | src/net.cpp | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/src/net.cpp b/src/net.cpp index 75c8bbabaf..d407e66420 100644 --- a/src/net.cpp +++ b/src/net.cpp @@ -45,8 +45,9 @@ bool OpenNetworkConnection(const CAddress& addrConnect, const char *strDest = NU bool fClient = false; static bool fUseUPnP = false; uint64 nLocalServices = (fClient ? 0 : NODE_NETWORK); -CCriticalSection cs_mapLocalHost; -map<CNetAddr, int> mapLocalHost; +static CCriticalSection cs_mapLocalHost; +static map<CNetAddr, int> mapLocalHost; +static bool vfReachable[NET_MAX] = {}; static CNode* pnodeLocalHost = NULL; uint64 nLocalHostNonce = 0; array<int, THREAD_MAX> vnThreadsRunning; @@ -214,6 +215,9 @@ bool AddLocal(const CNetAddr& addr, int nScore) { LOCK(cs_mapLocalHost); mapLocalHost[addr] = std::max(nScore, mapLocalHost[addr]) + (mapLocalHost.count(addr) ? 1 : 0); + enum Network net = addr.GetNetwork(); + vfReachable[net] = true; + if (net == NET_IPV6) vfReachable[NET_IPV4] = true; } AdvertizeLocal(); @@ -243,6 +247,12 @@ bool IsLocal(const CNetAddr& addr) return mapLocalHost.count(addr) > 0; } +// check whether a given address is in a network we can probably connect to +bool IsReachable(const CNetAddr& addr) +{ + LOCK(cs_mapLocalHost); + return vfReachable[addr.GetNetwork()]; +} bool GetMyExternalIP2(const CService& addrConnect, const char* pszGet, const char* pszKeyword, CNetAddr& ipRet) { |