pub fn peer_cred(stream: &UnixStream) -> Result<PeerCred>Expand description
Read the peer credentials of a connected unix-socket stream (PRODUCT.md A.3).
Uses tokio’s built-in peer_cred() which calls SO_PEERCRED (Linux) or
getpeereid (macOS) through the kernel. pid is -1 on platforms where
it is not available in a single call.