diff options
Diffstat (limited to 'pkg/tcpip/network/ipv6/ipv6.go')
| -rw-r--r-- | pkg/tcpip/network/ipv6/ipv6.go | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/pkg/tcpip/network/ipv6/ipv6.go b/pkg/tcpip/network/ipv6/ipv6.go index e3e8739fd..331a8bdaa 100644 --- a/pkg/tcpip/network/ipv6/ipv6.go +++ b/pkg/tcpip/network/ipv6/ipv6.go @@ -46,6 +46,7 @@ const ( type endpoint struct { nicid tcpip.NICID id stack.NetworkEndpointID + prefixLen int linkEP stack.LinkEndpoint linkAddrCache stack.LinkAddressCache dispatcher stack.TransportDispatcher @@ -72,6 +73,11 @@ func (e *endpoint) ID() *stack.NetworkEndpointID { return &e.id } +// PrefixLen returns the ipv6 endpoint subnet prefix length in bits. +func (e *endpoint) PrefixLen() int { + return e.prefixLen +} + // Capabilities implements stack.NetworkEndpoint.Capabilities. func (e *endpoint) Capabilities() stack.LinkEndpointCapabilities { return e.linkEP.Capabilities() @@ -172,6 +178,11 @@ func (p *protocol) MinimumPacketSize() int { return header.IPv6MinimumSize } +// DefaultPrefixLen returns the IPv6 default prefix length. +func (p *protocol) DefaultPrefixLen() int { + return header.IPv6AddressSize * 8 +} + // ParseAddresses implements NetworkProtocol.ParseAddresses. func (*protocol) ParseAddresses(v buffer.View) (src, dst tcpip.Address) { h := header.IPv6(v) @@ -179,10 +190,11 @@ func (*protocol) ParseAddresses(v buffer.View) (src, dst tcpip.Address) { } // NewEndpoint creates a new ipv6 endpoint. -func (p *protocol) NewEndpoint(nicid tcpip.NICID, addr tcpip.Address, linkAddrCache stack.LinkAddressCache, dispatcher stack.TransportDispatcher, linkEP stack.LinkEndpoint) (stack.NetworkEndpoint, *tcpip.Error) { +func (p *protocol) NewEndpoint(nicid tcpip.NICID, addrWithPrefix tcpip.AddressWithPrefix, linkAddrCache stack.LinkAddressCache, dispatcher stack.TransportDispatcher, linkEP stack.LinkEndpoint) (stack.NetworkEndpoint, *tcpip.Error) { return &endpoint{ nicid: nicid, - id: stack.NetworkEndpointID{LocalAddress: addr}, + id: stack.NetworkEndpointID{LocalAddress: addrWithPrefix.Address}, + prefixLen: addrWithPrefix.PrefixLen, linkEP: linkEP, linkAddrCache: linkAddrCache, dispatcher: dispatcher, |