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| author | gVisor bot <gvisor-bot@google.com> | 2019-08-21 22:40:05 +0000 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2019-08-21 22:40:05 +0000 |
| commit | 0a7fc51325ae9decfa6fb0f4beabc4c5deeac3ab (patch) | |
| tree | 44fb28b37012a3094e2ce3b8260448ca670f8932 /pkg/tcpip/header/ipv4.go | |
| parent | 590414e1b202117b615511d660ebf9f3451bf61d (diff) | |
| parent | 573e6e4bba9f43382c846c38c28507435b3baef1 (diff) | |
Merge 573e6e4b (automated)
Diffstat (limited to 'pkg/tcpip/header/ipv4.go')
| -rw-r--r-- | pkg/tcpip/header/ipv4.go | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/pkg/tcpip/header/ipv4.go b/pkg/tcpip/header/ipv4.go index 94a3af289..17fc9c68e 100644 --- a/pkg/tcpip/header/ipv4.go +++ b/pkg/tcpip/header/ipv4.go @@ -111,6 +111,15 @@ const ( IPv4FlagDontFragment ) +// IPv4EmptySubnet is the empty IPv4 subnet. +var IPv4EmptySubnet = func() tcpip.Subnet { + subnet, err := tcpip.NewSubnet(IPv4Any, tcpip.AddressMask(IPv4Any)) + if err != nil { + panic(err) + } + return subnet +}() + // IPVersion returns the version of IP used in the given packet. It returns -1 // if the packet is not large enough to contain the version field. func IPVersion(b []byte) int { |