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path: root/pkg/sentry/socket/netstack/netstack.go
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Diffstat (limited to 'pkg/sentry/socket/netstack/netstack.go')
-rw-r--r--pkg/sentry/socket/netstack/netstack.go20
1 files changed, 20 insertions, 0 deletions
diff --git a/pkg/sentry/socket/netstack/netstack.go b/pkg/sentry/socket/netstack/netstack.go
index 6fede181a..20f66fbf1 100644
--- a/pkg/sentry/socket/netstack/netstack.go
+++ b/pkg/sentry/socket/netstack/netstack.go
@@ -1719,6 +1719,26 @@ func getSockOptIP(t *kernel.Task, s socket.SocketOps, ep commonEndpoint, name in
}
return &entries, nil
+ case linux.IPT_SO_GET_REVISION_TARGET:
+ if outLen < linux.SizeOfXTGetRevision {
+ return nil, syserr.ErrInvalidArgument
+ }
+
+ // Only valid for raw IPv4 sockets.
+ if family, skType, _ := s.Type(); family != linux.AF_INET || skType != linux.SOCK_RAW {
+ return nil, syserr.ErrProtocolNotAvailable
+ }
+
+ stack := inet.StackFromContext(t)
+ if stack == nil {
+ return nil, syserr.ErrNoDevice
+ }
+ ret, err := netfilter.TargetRevision(t, outPtr, header.IPv4ProtocolNumber)
+ if err != nil {
+ return nil, err
+ }
+ return &ret, nil
+
default:
emitUnimplementedEventIP(t, name)
}