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by cryptonector 2699 days ago
I was thinking something similar, buried in a library that everyone could link. It seems... awfully awkward to build, much less portably.

This reminds me of how busted Linux is for not having a SO_PEERCRED. You can actually get that information by walking /proc/net/tcp or using AF_NETLINK sockets and inet_diag, but there is a race condition such that this isn't 100% reliable. SO_PEERCRED would [have to] be.