NewProxyNetwork adds transparent reconnection capabilities to the connections created by an snet network.

NewState returns a new state.

NewTickingReconnecter creates a new dispatcher reconnecter.

Use a var here to allow tests to inject shorter intervals for fast testing.

ProxyNetwork is a wrapper network that creates conns with transparent reconnection capabilities.

A State objects encodes an up or down state in a way that can be used directly in selects.

IOOperation provides an abstraction around any Conn reads and writes.