name           string
		simError       SimulatedError
		expErrString   string
		expBindAddr    string
		expClusterCIDR string
	}{
		{
			name:           "Successful proxy addon",
			simError:       NoError,
			expErrString:   "",
			expBindAddr:    "0.0.0.0",
			expClusterCIDR: "5.6.7.8/24",
		}, {
			name:           "Simulated service account error",
			simError:       ServiceAccountError,

func (enc *Encoder) pushWriter(w io.Writer) {
	enc.w = append(enc.w, w)
}

// popWriter pops the innermost writer.
func (enc *Encoder) popWriter() {
	enc.w = enc.w[0 : len(enc.w)-1]
}

func (enc *Encoder) setError(err error) {
	if enc.err == nil { // remember the first.
		enc.err = err
	}
}

// writeMessage sends the data item preceded by an unsigned count of its length.

    return;
  }
  status = stream_->RecordEvent(done_event_.get().get());
  if (!status.ok()) {
    done(status);
    return;
  }
  if (auto st = stream_->BlockHostUntilDone(); !st.ok()) {
    done_event_.SetError(absl::InternalError(absl::StrFormat(
        "failed to synchronize send operation with a stream: %s",
        st.ToString())));
    return;
  }

  done_event_.SetStateConcrete();
  done(absl::OkStatus());
}

)

const (
	IPPROTO_IP   = 0
	IPPROTO_IPV4 = 4
	IPPROTO_IPV6 = 0x29
	IPPROTO_TCP  = 6
	IPPROTO_UDP  = 0x11
)

const (
	SOMAXCONN = 0x80
)

const (
	_ = iota
	IPV6_V6ONLY
	SO_ERROR
)

// Misc constants expected by package net but not supported.
const (
	_ = iota
	F_DUPFD_CLOEXEC
	SYS_FCNTL = 500 // unsupported
)

type Sockaddr any

type SockaddrInet4 struct {
	Port int

)

func FuzzCreateCertificate(f *testing.F) {
	fuzz.Fuzz(f, func(fg fuzz.Helper) {
		csr := fuzz.Struct[pb.IstioCertificateRequest](fg)
		ca := fuzz.Struct[mockca.FakeCA](fg)
		ca.SignErr = caerror.NewError(caerror.CSRError, fmt.Errorf("cannot sign"))
		server := &Server{
			ca:             &ca,
			Authenticators: []security.Authenticator{&mockAuthenticator{}},
			monitoring:     newMonitoringMetrics(),
		}

		// non-blocking socket under Unix variants does not
		// necessarily result in earlier errors being
		// returned. Instead, once runtime-integrated network
		// poller tells us that the socket is ready, get the
		// SO_ERROR socket option to see if the connection
		// succeeded or failed. See issue 7474 for further
		// details.
		if err := fd.pfd.WaitWrite(); err != nil {
			select {
			case <-ctxDone:

    return;
  }
  status = stream_->RecordEvent(done_event_.get().get());
  if (!status.ok()) {
    done(status);
    return;
  }
  if (auto st = stream_->BlockHostUntilDone(); !st.ok()) {
    done_event_.SetError(absl::InternalError(absl::StrFormat(
        "failed to synchronize send operation with a stream: %s",
        st.ToString())));
    return;
  }

  done_event_.SetStateConcrete();
  done(absl::OkStatus());
}

		}
		if possibleRootCert == nil {
			return nil, raerror.NewError(raerror.CSRError, fmt.Errorf("failed to find root cert from either signed cert-chain or mesh config"))
		}
		if verifyErr := util.VerifyCertificate(nil, cert, possibleRootCert, nil); verifyErr != nil {
			return nil, raerror.NewError(raerror.CSRError, fmt.Errorf("root cert from signed cert-chain is invalid (%v)", verifyErr))
		}

		Items: make([]api.Node, len(nodes)),
	}
	for i := range nodes {
		list.Items[i].Name = nodes[i]
		list.Items[i].Status.Capacity = nodeResources
	}
	return &list
}

func (r *NodeRegistry) SetError(err error) {
	r.Lock()
	defer r.Unlock()
	r.Err = err
}

func (r *NodeRegistry) ListNodes(ctx context.Context, options *metainternalversion.ListOptions) (*api.NodeList, error) {
	r.Lock()
	defer r.Unlock()

	mu      sync.Mutex
	List    api.ServiceList
	Service *api.Service
	Updates []api.Service
	Err     error

	DeletedID string
	GottenID  string
	UpdatedID string
}

func (r *ServiceRegistry) SetError(err error) {
	r.mu.Lock()
	defer r.mu.Unlock()
	r.Err = err
}

func (r *ServiceRegistry) ListServices(ctx context.Context, options *metainternalversion.ListOptions) (*api.ServiceList, error) {
	r.mu.Lock()