ConvertShutdown converts Linux shutdown flags into tcpip shutdown flags.

GetSockOpt can be used to implement the linux syscall getsockopt(2) for sockets backed by a commonEndpoint.

Ioctl performs a socket ioctl.

LinuxToTUNFlags converts Linux TUN flags to a tun.Flags.

New creates a new endpoint socket.

SetSockOpt can be used to implement the linux syscall setsockopt(2) for sockets backed by a commonEndpoint.

TUNFlagsToLinux converts a tun.Flags to Linux TUN flags.

DefaultTTL is linux's default TTL.

Metrics contains metrics exported by netstack.

Stack implements inet.Stack for netstack/tcpip/stack.Stack.