diff options
Diffstat (limited to 'pkg/sentry/socket/netstack/netstack.go')
| -rw-r--r-- | pkg/sentry/socket/netstack/netstack.go | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/pkg/sentry/socket/netstack/netstack.go b/pkg/sentry/socket/netstack/netstack.go index 9d032f052..9dea2b5ff 100644 --- a/pkg/sentry/socket/netstack/netstack.go +++ b/pkg/sentry/socket/netstack/netstack.go @@ -1321,6 +1321,29 @@ func getSockOptTCP(t *kernel.Task, ep commonEndpoint, name, outLen int) (interfa return int32(time.Duration(v) / time.Second), nil + case linux.TCP_SYNCNT: + if outLen < sizeOfInt32 { + return nil, syserr.ErrInvalidArgument + } + + v, err := ep.GetSockOptInt(tcpip.TCPSynCountOption) + if err != nil { + return nil, syserr.TranslateNetstackError(err) + } + + return int32(v), nil + + case linux.TCP_WINDOW_CLAMP: + if outLen < sizeOfInt32 { + return nil, syserr.ErrInvalidArgument + } + + v, err := ep.GetSockOptInt(tcpip.TCPWindowClampOption) + if err != nil { + return nil, syserr.TranslateNetstackError(err) + } + + return int32(v), nil default: emitUnimplementedEventTCP(t, name) } @@ -1790,6 +1813,22 @@ func setSockOptTCP(t *kernel.Task, ep commonEndpoint, name int, optVal []byte) * } return syserr.TranslateNetstackError(ep.SetSockOpt(tcpip.TCPDeferAcceptOption(time.Second * time.Duration(v)))) + case linux.TCP_SYNCNT: + if len(optVal) < sizeOfInt32 { + return syserr.ErrInvalidArgument + } + v := usermem.ByteOrder.Uint32(optVal) + + return syserr.TranslateNetstackError(ep.SetSockOptInt(tcpip.TCPSynCountOption, int(v))) + + case linux.TCP_WINDOW_CLAMP: + if len(optVal) < sizeOfInt32 { + return syserr.ErrInvalidArgument + } + v := usermem.ByteOrder.Uint32(optVal) + + return syserr.TranslateNetstackError(ep.SetSockOptInt(tcpip.TCPWindowClampOption, int(v))) + case linux.TCP_REPAIR_OPTIONS: t.Kernel().EmitUnimplementedEvent(t) |