func randIP(s *string, r *rand.Rand) {
	*s = fmt.Sprintf("10.20.%d.%d", r.Int31n(256), r.Int31n(256))
}

// randPod changes fields in pod to mimic another pod from the same replicaset.
// The list fields here has been generated by picking two pods in the same replicaset
// and checking diff of their jsons.
func randPod(b *testing.B, pod *v1.Pod, r *rand.Rand) {
	pod.Name = fmt.Sprintf("%s-%x", pod.GenerateName, r.Int63n(1000))

type Source interface {
	Uint64() uint64
}

// A Rand is a source of random numbers.
type Rand struct {
	src Source
}

// New returns a new Rand that uses random values from src
// to generate other random values.
func New(src Source) *Rand {
	return &Rand{src: src}
}

// Int64 returns a non-negative pseudo-random 63-bit integer as an int64.
func (r *Rand) Int64() int64 { return int64(r.src.Uint64() &^ (1 << 63)) }

	}

	r.src.Seed(seed)
	r.readPos = 0
}

// Int63 returns a non-negative pseudo-random 63-bit integer as an int64.
func (r *Rand) Int63() int64 { return r.src.Int63() }

// Uint32 returns a pseudo-random 32-bit value as a uint32.
func (r *Rand) Uint32() uint32 { return uint32(r.Int63() >> 31) }

// Uint64 returns a pseudo-random 64-bit value as a uint64.
func (r *Rand) Uint64() uint64 {
	if r.s64 != nil {

	return valid, em, index, nil
}

// nonZeroRandomBytes fills the given slice with non-zero random octets.
func nonZeroRandomBytes(s []byte, random io.Reader) (err error) {
	_, err = io.ReadFull(random, s)
	if err != nil {
		return
	}

	for i := 0; i < len(s); i++ {
		for s[i] == 0 {
			_, err = io.ReadFull(random, s[i:i+1])
			if err != nil {
				return
			}

// globalRand holds the global random state.
// It is only used at startup and for creating new m's.
// Otherwise the per-m random state should be used
// by calling goodrand.
var globalRand struct {
	lock  mutex
	seed  [32]byte
	state chacha8rand.State
	init  bool
}

var readRandomFailed bool

// randinit initializes the global random state.
// It must be called before any use of grand.
func randinit() {

	}
	associatedData, err := req.AssociatedData.MarshalText()
	if err != nil {
		return DEK{}, err
	}

	const randSize = 28
	random, err := sioutil.Random(randSize)
	if err != nil {
		return DEK{}, err
	}
	iv, nonce := random[:16], random[16:]

	prf := hmac.New(sha256.New, s.key)
	prf.Write(iv)
	key := prf.Sum(make([]byte, 0, prf.Size()))

	block, err := aes.NewCipher(key)

# See the OWNERS docs at https://go.k8s.io/owners

approvers:
  - Random-Liu
  - wangzhen127
reviewers:
  - Random-Liu

func (r *pcgRand) restore(randState, randInc uint64) {
	r.state = randState
	r.inc = randInc
}

// uint32 returns a pseudo-random uint32.
func (r *pcgRand) uint32() uint32 {
	x := r.state
	r.step()
	return bits.RotateLeft32(uint32(((x>>18)^x)>>27), -int(x>>59))
}

// intn returns a pseudo-random number in [0, n).
// n must fit in a uint32.
func (r *pcgRand) intn(n int) int {
	if int(uint32(n)) != n {
		panic("large Intn")

  private static final int NUM_PUTS = 100_000;
  private static final ThreadLocal<Random> random =
      new ThreadLocal<Random>() {
        @Override
        protected Random initialValue() {
          return new Random();
        }
      };

  private static final int GOLDEN_PRESENT_KEY = random.get().nextInt();

  @AndroidIncompatible // OutOfMemoryError

}

// GenerateKey generates a random RSA private key of the given bit size.
//
// Most applications should use [crypto/rand.Reader] as rand. Note that the
// returned key does not depend deterministically on the bytes read from rand,
// and may change between calls and/or between versions.
func GenerateKey(random io.Reader, bits int) (*PrivateKey, error) {
	return GenerateMultiPrimeKey(random, 2, bits)
}