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More IPv6 support and race condition fixes (#123)

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* changes in preparation of wireguard impl

* suggestions by @MDr164
This commit is contained in:
Pat Whittingslow
2026-06-17 15:10:25 -03:00
committed by GitHub
parent 813b7b5e57
commit 60098ad8d0
6 changed files with 130 additions and 36 deletions
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x/xnet/stack6.go
+14
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@@ -26,6 +26,8 @@ type Stack6 interface {
Register6(node lneto.StackNode) error
DialUDP6(conn *udp.Conn, localPort uint16, raddr [16]byte, rport uint16) error
DialTCP6(conn *tcp.Conn, localPort uint16, raddr [16]byte, rport uint16, iss tcp.Value) error
RegisterListenerTCP6(listener *tcp.Listener) error
RegisterListenerUDP6(pktconn *udp.PacketConn) error
IngressIPv6(ipframe []byte) error
EgressIPv6(ipframe []byte) (int, error)
IPv6Stack() lneto.StackNode
@@ -119,6 +121,18 @@ func (s *stack6) EnableICMP6(enabled bool) (err error) {
return err
}
// RegisterListenerTCP6 registers a passive TCP listener on the IPv6 stack so it
// receives inbound IPv6 segments. Mirrors StackAsync.RegisterListenerTCP for IPv4.
func (s *stack6) RegisterListenerTCP6(listener *tcp.Listener) error {
return s.tcps6.RegisterMACFiltered(listener, nil)
}
// RegisterListenerUDP6 registers a UDP packet connection on the IPv6 stack so it
// receives inbound IPv6 datagrams. Mirrors StackAsync.RegisterListenerUDP for IPv4.
func (s *stack6) RegisterListenerUDP6(pktconn *udp.PacketConn) error {
return s.udps6.RegisterMACFiltered(pktconn, nil)
}
func (s *stack6) IngressIPv6(ipFrame []byte) error {
return s.ip6.Demux(ipFrame, 0)
}