diff options
Diffstat (limited to 'pkg/tcpip/network/ipv6')
| -rw-r--r-- | pkg/tcpip/network/ipv6/icmp.go | 6 | ||||
| -rw-r--r-- | pkg/tcpip/network/ipv6/ipv6.go | 12 |
2 files changed, 13 insertions, 5 deletions
diff --git a/pkg/tcpip/network/ipv6/icmp.go b/pkg/tcpip/network/ipv6/icmp.go index cfc05d9e1..36d98caef 100644 --- a/pkg/tcpip/network/ipv6/icmp.go +++ b/pkg/tcpip/network/ipv6/icmp.go @@ -118,7 +118,7 @@ func (e *endpoint) handleICMP(r *stack.Route, netHeader buffer.View, vv buffer.V defer r.Release() r.LocalAddress = targetAddr pkt.SetChecksum(icmpChecksum(pkt, r.LocalAddress, r.RemoteAddress, buffer.VectorisedView{})) - r.WritePacket(hdr, buffer.VectorisedView{}, header.ICMPv6ProtocolNumber, r.DefaultTTL()) + r.WritePacket(nil /* gso */, hdr, buffer.VectorisedView{}, header.ICMPv6ProtocolNumber, r.DefaultTTL()) e.linkAddrCache.AddLinkAddress(e.nicid, r.RemoteAddress, r.RemoteLinkAddress) @@ -143,7 +143,7 @@ func (e *endpoint) handleICMP(r *stack.Route, netHeader buffer.View, vv buffer.V copy(pkt, h) pkt.SetType(header.ICMPv6EchoReply) pkt.SetChecksum(icmpChecksum(pkt, r.LocalAddress, r.RemoteAddress, vv)) - r.WritePacket(hdr, vv, header.ICMPv6ProtocolNumber, r.DefaultTTL()) + r.WritePacket(nil /* gso */, hdr, vv, header.ICMPv6ProtocolNumber, r.DefaultTTL()) case header.ICMPv6EchoReply: if len(v) < header.ICMPv6EchoMinimumSize { @@ -202,7 +202,7 @@ func (*protocol) LinkAddressRequest(addr, localAddr tcpip.Address, linkEP stack. DstAddr: r.RemoteAddress, }) - return linkEP.WritePacket(r, hdr, buffer.VectorisedView{}, ProtocolNumber) + return linkEP.WritePacket(r, nil /* gso */, hdr, buffer.VectorisedView{}, ProtocolNumber) } // ResolveStaticAddress implements stack.LinkAddressResolver. diff --git a/pkg/tcpip/network/ipv6/ipv6.go b/pkg/tcpip/network/ipv6/ipv6.go index df3b64c98..9a743ea80 100644 --- a/pkg/tcpip/network/ipv6/ipv6.go +++ b/pkg/tcpip/network/ipv6/ipv6.go @@ -83,8 +83,16 @@ func (e *endpoint) MaxHeaderLength() uint16 { return e.linkEP.MaxHeaderLength() + header.IPv6MinimumSize } +// GSOMaxSize returns the maximum GSO packet size. +func (e *endpoint) GSOMaxSize() uint32 { + if gso, ok := e.linkEP.(stack.GSOEndpoint); ok { + return gso.GSOMaxSize() + } + return 0 +} + // WritePacket writes a packet to the given destination address and protocol. -func (e *endpoint) WritePacket(r *stack.Route, hdr buffer.Prependable, payload buffer.VectorisedView, protocol tcpip.TransportProtocolNumber, ttl uint8, loop stack.PacketLooping) *tcpip.Error { +func (e *endpoint) WritePacket(r *stack.Route, gso *stack.GSO, hdr buffer.Prependable, payload buffer.VectorisedView, protocol tcpip.TransportProtocolNumber, ttl uint8, loop stack.PacketLooping) *tcpip.Error { length := uint16(hdr.UsedLength() + payload.Size()) ip := header.IPv6(hdr.Prepend(header.IPv6MinimumSize)) ip.Encode(&header.IPv6Fields{ @@ -107,7 +115,7 @@ func (e *endpoint) WritePacket(r *stack.Route, hdr buffer.Prependable, payload b } r.Stats().IP.PacketsSent.Increment() - return e.linkEP.WritePacket(r, hdr, payload, ProtocolNumber) + return e.linkEP.WritePacket(r, gso, hdr, payload, ProtocolNumber) } // HandlePacket is called by the link layer when new ipv6 packets arrive for |