package peer

import (
	"net/netip"
	"vppn/m"
)

// ----------------------------------------------------------------------------

// A route is used by a peer to send or receive packets. A peer won't send
// packets on a route that isn't up, but will process incoming packets on
// that route.
type route struct {
	PeerIP       byte
	Up           bool
	Mediator     bool
	EncSharedKey []byte // Shared key for encoding / decoding packets.
	Addr         netip.AddrPort
	useMediator  bool
}

type peerUpdate struct {
	PeerIP  byte
	*m.Peer // nil => delete.
}

// ----------------------------------------------------------------------------

// Wrapper for routing packets.
type wrapper[T any] struct {
	T       T
	Nonce   Nonce
	SrcAddr netip.AddrPort
}

func newWrapper[T any](srcAddr netip.AddrPort, nonce Nonce) wrapper[T] {
	return wrapper[T]{
		SrcAddr: srcAddr,
		Nonce:   nonce,
	}
}