pkg/

Package envelope is L6 — the per-peer AEAD framing layer.

Package keyexchange is L5 — establishes the per-peer AEAD session key (with optional Ed25519 authentication of identity).

Package routing is L4 — peer discovery & routing.

Package transport defines the L2 datagram-I/O abstraction the daemon uses for the central tunnel socket.

Package wss implements pkg/daemon/transport.Transport over a WebSocket Secure connection to a Pilot beacon.

Package udpio is the L2 datagram-I/O layer of the daemon: it owns the *net.UDPConn socket FD and provides "dumb" Send/Recv primitives.