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authorBhasker Hariharan <bhaskerh@google.com>2019-04-09 11:22:28 -0700
committerShentubot <shentubot@google.com>2019-04-09 11:23:47 -0700
commiteaac2806ffadbb3db6317e58c61b855b1350f0aa (patch)
treec0395952725697a475c3f7500ca64c8d5f9575b7 /pkg/tcpip/stack
parentf18a8f958187aa52d028d1e3cc3dc0c03b742fed (diff)
Add TCP checksum verification.
PiperOrigin-RevId: 242704699 Change-Id: I87db368ca343b3b4bf4f969b17d3aa4ce2f8bd4f
Diffstat (limited to 'pkg/tcpip/stack')
-rw-r--r--pkg/tcpip/stack/registration.go10
1 files changed, 9 insertions, 1 deletions
diff --git a/pkg/tcpip/stack/registration.go b/pkg/tcpip/stack/registration.go
index f3cc849ec..6e1660051 100644
--- a/pkg/tcpip/stack/registration.go
+++ b/pkg/tcpip/stack/registration.go
@@ -232,7 +232,15 @@ type LinkEndpointCapabilities uint
// The following are the supported link endpoint capabilities.
const (
- CapabilityChecksumOffload LinkEndpointCapabilities = 1 << iota
+ CapabilityNone LinkEndpointCapabilities = 0
+ // CapabilityTXChecksumOffload indicates that the link endpoint supports
+ // checksum computation for outgoing packets and the stack can skip
+ // computing checksums when sending packets.
+ CapabilityTXChecksumOffload LinkEndpointCapabilities = 1 << iota
+ // CapabilityRXChecksumOffload indicates that the link endpoint supports
+ // checksum verification on received packets and that it's safe for the
+ // stack to skip checksum verification.
+ CapabilityRXChecksumOffload
CapabilityResolutionRequired
CapabilitySaveRestore
CapabilityDisconnectOk