diff options
| author | gVisor bot <gvisor-bot@google.com> | 2021-10-13 21:44:18 +0000 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2021-10-13 21:44:18 +0000 |
| commit | f29bd12489ad6463533f23dfa840b7c56047b25c (patch) | |
| tree | bc38ed86c0b83d1ac3cacf2d12044e4cc5c813a0 /pkg/tcpip/transport/raw | |
| parent | fb942f9b83a1d3d2f547f2f318919eaddb5f21ee (diff) | |
| parent | 1796cd89d516033800f9c887250481c26bab0ae0 (diff) | |
Merge release-20210927.0-70-g1796cd89d (automated)
Diffstat (limited to 'pkg/tcpip/transport/raw')
| -rw-r--r-- | pkg/tcpip/transport/raw/protocol.go | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/pkg/tcpip/transport/raw/protocol.go b/pkg/tcpip/transport/raw/protocol.go index e393b993d..624e2dbe7 100644 --- a/pkg/tcpip/transport/raw/protocol.go +++ b/pkg/tcpip/transport/raw/protocol.go @@ -17,6 +17,7 @@ package raw import ( "gvisor.dev/gvisor/pkg/tcpip" "gvisor.dev/gvisor/pkg/tcpip/stack" + "gvisor.dev/gvisor/pkg/tcpip/transport/internal/noop" "gvisor.dev/gvisor/pkg/tcpip/transport/packet" "gvisor.dev/gvisor/pkg/waiter" ) @@ -33,3 +34,18 @@ func (EndpointFactory) NewUnassociatedEndpoint(stack *stack.Stack, netProto tcpi func (EndpointFactory) NewPacketEndpoint(stack *stack.Stack, cooked bool, netProto tcpip.NetworkProtocolNumber, waiterQueue *waiter.Queue) (tcpip.Endpoint, tcpip.Error) { return packet.NewEndpoint(stack, cooked, netProto, waiterQueue) } + +// CreateOnlyFactory implements stack.RawFactory. It allows creation of raw +// endpoints that do not support reading, writing, binding, etc. +type CreateOnlyFactory struct{} + +// NewUnassociatedEndpoint implements stack.RawFactory.NewUnassociatedEndpoint. +func (CreateOnlyFactory) NewUnassociatedEndpoint(stk *stack.Stack, _ tcpip.NetworkProtocolNumber, _ tcpip.TransportProtocolNumber, _ *waiter.Queue) (tcpip.Endpoint, tcpip.Error) { + return noop.New(stk), nil +} + +// NewPacketEndpoint implements stack.RawFactory.NewPacketEndpoint. +func (CreateOnlyFactory) NewPacketEndpoint(*stack.Stack, bool, tcpip.NetworkProtocolNumber, *waiter.Queue) (tcpip.Endpoint, tcpip.Error) { + // This isn't needed by anything, so it isn't implemented. + return nil, &tcpip.ErrNotPermitted{} +} |