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Try another NAT traversal improvement.

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This commit is contained in:
Adam Ierymenko
2015-07-28 11:28:47 -07:00
parent dda376c9eb
commit b31071463c
6 changed files with 39 additions and 7 deletions
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15
node/SelfAwareness.cpp
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@ -147,4 +147,19 @@ void SelfAwareness::clean(uint64_t now)
}
}
bool SelfAwareness::areGlobalIPv4PortsRandomized() const
{
int port = 0;
Mutex::Lock _l(_phy_m);
for(std::map< PhySurfaceKey,PhySurfaceEntry >::const_iterator p(_phy.begin());p!=_phy.end();++p) {
if ((p->first.scope == InetAddress::IP_SCOPE_GLOBAL)&&(p->second.mySurface.ss_family == AF_INET)) {
const int tmp = (int)p->second.mySurface.port();
if ((port)&&(tmp != port))
return true;
else port = tmp;
}
}
return false;
}
} // namespace ZeroTier