diff options
| author | Ian Gudger <igudger@google.com> | 2020-06-12 20:47:28 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-06-12 20:49:02 -0700 |
| commit | 3b5eaad3c8b49367d1812dbaf4182fc7282b7f00 (patch) | |
| tree | d0da6ed755e24b79800a4b03a8b96fdf5a0c358f /pkg/tcpip | |
| parent | 82313667ea4bd56d64dd1f7898aa80942684ca2c (diff) | |
Allow reading IP_MULTICAST_LOOP and IP_MULTICAST_TTL on TCP sockets.
I am not really sure what the point of this is, but someone filed a bug about
it, so I assume something relies on it.
PiperOrigin-RevId: 316225127
Diffstat (limited to 'pkg/tcpip')
| -rw-r--r-- | pkg/tcpip/transport/tcp/endpoint.go | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/pkg/tcpip/transport/tcp/endpoint.go b/pkg/tcpip/transport/tcp/endpoint.go index 6e4d607da..f225b00e7 100644 --- a/pkg/tcpip/transport/tcp/endpoint.go +++ b/pkg/tcpip/transport/tcp/endpoint.go @@ -1855,6 +1855,9 @@ func (e *endpoint) GetSockOptBool(opt tcpip.SockOptBool) (bool, *tcpip.Error) { return v, nil + case tcpip.MulticastLoopOption: + return true, nil + default: return false, tcpip.ErrUnknownProtocolOption } @@ -1922,6 +1925,9 @@ func (e *endpoint) GetSockOptInt(opt tcpip.SockOptInt) (int, *tcpip.Error) { e.UnlockUser() return v, nil + case tcpip.MulticastTTLOption: + return 1, nil + default: return -1, tcpip.ErrUnknownProtocolOption } |