Function New

pkg/sentry/socket/netstack/netstack.go:463–492

New creates a new endpoint socket.

(t *kernel.Task, family int, skType linux.SockType, protocol int, queue *waiter.Queue, endpoint tcpip.Endpoint)

// New creates a new endpoint socket.
func New(t *kernel.Task, family int, skType linux.SockType, protocol int, queue *waiter.Queue, endpoint tcpip.Endpoint) (*vfs.FileDescription, *syserr.Error) {
	if skType == linux.SOCK_STREAM {
		endpoint.SocketOptions().SetDelayOption(true)
	}

	mnt := t.Kernel().SocketMount()
	d := sockfs.NewDentry(t, mnt)
	defer d.DecRef(t)

	namespace := t.NetworkNamespace()
	s := &sock{
		Queue:     queue,
		family:    family,
		Endpoint:  endpoint,
		skType:    skType,
		protocol:  protocol,
		namespace: namespace,
	}
	s.LockFD.Init(&vfs.FileLocks{})
	vfsfd := &s.vfsfd
	if err := vfsfd.Init(s, linux.O_RDWR, t.Credentials(), mnt, d, &vfs.FileDescriptionOptions{
		DenyPRead:         true,
		DenyPWrite:        true,
		UseDentryMetadata: true,
	}); err != nil {
		return nil, syserr.FromError(err)
	}
	namespace.IncRef()
	return vfsfd, nil
}

// Release implements vfs.FileDescriptionImpl.Release.
func (s *sock) Release(ctx context.Context) {