libtorrent: Optimize UDP trackers for UDNS #41
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This commit optimizes UDP trackers with a fast path to ipv4 sockets. When using UDNS, we know the address is going to resolve to IPV4. We can skip a few checks to increase performance.
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This commit optimizes UDP trackers with a fast path to ipv4 sockets. When using UDNS, we know the address is going to resolve to IPV4. We can skip a few checks to increase performance.