blob: e973b25eee91dea8f7dcb5c837c81ac547a5d455 (
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package main
import (
"golang.org/x/sys/unix"
"net"
)
func setMark(conn *net.UDPConn, value uint32) error {
if conn == nil {
return nil
}
file, err := conn.File()
if err != nil {
return err
}
return unix.SetsockoptInt(
int(file.Fd()),
unix.SOL_SOCKET,
unix.SO_MARK,
int(value),
)
}
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