diff options
Diffstat (limited to 'pkg/tcpip/stack/registration.go')
| -rw-r--r-- | pkg/tcpip/stack/registration.go | 33 |
1 files changed, 25 insertions, 8 deletions
diff --git a/pkg/tcpip/stack/registration.go b/pkg/tcpip/stack/registration.go index 7ad206f6d..85bb87b4b 100644 --- a/pkg/tcpip/stack/registration.go +++ b/pkg/tcpip/stack/registration.go @@ -55,6 +55,9 @@ type NetworkPacketInfo struct { // LocalAddressBroadcast is true if the packet's local address is a broadcast // address. LocalAddressBroadcast bool + + // IsForwardedPacket is true if the packet is being forwarded. + IsForwardedPacket bool } // TransportErrorKind enumerates error types that are handled by the transport @@ -655,9 +658,9 @@ type IPNetworkEndpointStats interface { IPStats() *tcpip.IPStats } -// ForwardingNetworkProtocol is a NetworkProtocol that may forward packets. -type ForwardingNetworkProtocol interface { - NetworkProtocol +// ForwardingNetworkEndpoint is a network endpoint that may forward packets. +type ForwardingNetworkEndpoint interface { + NetworkEndpoint // Forwarding returns the forwarding configuration. Forwarding() bool @@ -756,11 +759,6 @@ const ( CapabilitySaveRestore CapabilityDisconnectOk CapabilityLoopback - CapabilityHardwareGSO - - // CapabilitySoftwareGSO indicates the link endpoint supports of sending - // multiple packets using a single call (LinkEndpoint.WritePackets). - CapabilitySoftwareGSO ) // NetworkLinkEndpoint is a data-link layer that supports sending network @@ -1047,10 +1045,29 @@ type GSO struct { MaxSize uint32 } +// SupportedGSO returns the type of segmentation offloading supported. +type SupportedGSO int + +const ( + // GSONotSupported indicates that segmentation offloading is not supported. + GSONotSupported SupportedGSO = iota + + // HWGSOSupported indicates that segmentation offloading may be performed by + // the hardware. + HWGSOSupported + + // SWGSOSupported indicates that segmentation offloading may be performed in + // software. + SWGSOSupported +) + // GSOEndpoint provides access to GSO properties. type GSOEndpoint interface { // GSOMaxSize returns the maximum GSO packet size. GSOMaxSize() uint32 + + // SupportedGSO returns the supported segmentation offloading. + SupportedGSO() SupportedGSO } // SoftwareGSOMaxSize is a maximum allowed size of a software GSO segment. |