)

// label constants
const (
	driveL      = "drive"
	poolIndexL  = "pool_index"
	setIndexL   = "set_index"
	driveIndexL = "drive_index"

	apiL = "api"

	sectorSize = uint64(512)
	kib        = float64(1 << 10)

	driveHealthOffline = float64(0)
	driveHealthOnline  = float64(1)
	driveHealthHealing = float64(2)
)

var allDriveLabels = []string{driveL, poolIndexL, setIndexL, driveIndexL}

}

TFE_Op* SendOp(TFE_Context* ctx, TFE_TensorHandle* in,
               const std::string& op_name, const std::string& send_device,
               const std::string& recv_device,
               tensorflow::uint64 send_device_incarnation) {
  TF_Status* status = TF_NewStatus();
  TFE_Op* op = TFE_NewOp(ctx, op_name.c_str(), status);
  CHECK_EQ(TF_OK, TF_GetCode(status)) << TF_Message(status);
  TFE_OpAddInput(op, in, status);

type poolAvailableSpace struct {
	Index      int
	Available  uint64 // in bytes
	MaxUsedPct int    // Used disk percentage of most filled disk, rounded down.
}

// TotalAvailable - total available space
func (p serverPoolsAvailableSpace) TotalAvailable() uint64 {
	total := uint64(0)
	for _, z := range p {
		total += z.Available
	}
	return total
}

	Topic       string    `json:"topic"`
	TLS         struct {
		Enable     bool `json:"enable"`
		SkipVerify bool `json:"skipVerify"`
	} `json:"tls"`
	QueueDir   string `json:"queueDir"`
	QueueLimit uint64 `json:"queueLimit"`
}

// Validate NSQArgs fields
func (n NSQArgs) Validate() error {
	if !n.Enable {
		return nil
	}

	if n.NSQDAddress.IsEmpty() {
		return errors.New("empty nsqdAddress")
	}

}

func getMajorMinor(path string) (string, error) {
	var stat syscall.Stat_t
	if err := syscall.Stat(path, &stat); err != nil {
		return "", fmt.Errorf("unable to stat `%s`: %w", path, err)
	}

	devID := uint64(stat.Dev)
	major := (devID & 0x00000000000fff00) >> 8
	major |= (devID & 0xfffff00000000000) >> 32
	minor := (devID & 0x00000000000000ff) >> 0
	minor |= (devID & 0x00000ffffff00000) >> 12

			Table:              env.Get(tableEnv, kv.Get(target.PostgresTable)),
			QueueDir:           env.Get(queueDirEnv, kv.Get(target.PostgresQueueDir)),
			QueueLimit:         uint64(queueLimit),
			MaxOpenConnections: maxOpenConnections,
		}
		if err = psqlArgs.Validate(); err != nil {
			return nil, err
		}
		psqlTargets[k] = psqlArgs
	}

	return psqlTargets, nil

	// helps in calculating the current value by comparing the new
	// cumulative value with previous one
	Cumulative float64

	Max   float64
	Avg   float64
	Sum   float64
	Count uint64
}

func init() {
	interval := fmt.Sprintf("%ds", int(resourceMetricsCollectionInterval.Seconds()))
	resourceMetricsHelpMap = map[MetricName]string{

			conn: &kmsConn{
				enclave:    env.Get(EnvKMSEnclave, ""),
				defaultKey: env.Get(EnvKMSDefaultKey, ""),
				client:     client,
			},
			latencyBuckets: defaultLatencyBuckets,
			latency:        make([]atomic.Uint64, len(defaultLatencyBuckets)),
		}, nil
	case lookup(EnvKESEndpoint):
		rawEndpoint := env.Get(EnvKESEndpoint, "")
		if rawEndpoint == "" {
			return nil, errors.New("kms: no KES server endpoint provided")
		}

	if m == nil {
		C.mpz_pow_ui(&z.i[0], &x.i[0], C.mpz_get_ui(&y.i[0]))
	} else {
		C.mpz_powm(&z.i[0], &x.i[0], &y.i[0], &m.i[0])
	}
	return z
}

func (z *Int) Int64() int64 {
	if !z.init {
		return 0
	}
	return int64(C.mpz_get_si(&z.i[0]))
}

// Neg sets z = -x and returns z.
func (z *Int) Neg(x *Int) *Int {
	x.doinit()
	z.doinit()
	C.mpz_neg(&z.i[0], &x.i[0])
	return z
}

class ImmediateExecutionContext : public AbstractContext {
 public:
  // Optimized scalar creation functions
  virtual AbstractTensorInterface* CreateInt64Scalar(int64_t value) = 0;
  virtual AbstractTensorInterface* CreateUint64Scalar(uint64 value) = 0;
  virtual AbstractTensorInterface* CreateInt32Scalar(int32_t value) = 0;
  virtual AbstractTensorInterface* CreateFloatScalar(float value) = 0;
  virtual AbstractTensorInterface* CreateDoubleScalar(double value) = 0;