package tar

import (
	"bytes"
	"fmt"
	"strconv"
	"strings"
	"time"
)

// hasNUL reports whether the NUL character exists within s.
func hasNUL(s string) bool {
	return strings.Contains(s, "\x00")
}

// isASCII reports whether the input is an ASCII C-style string.
func isASCII(s string) bool {
	for _, c := range s {
		if c >= 0x80 || c == 0x00 {
			return false
		}
	}
	return true
}

	qTimer          *time.Ticker // ticker for calculating queue stats
}

func (r *ReplicationStats) trackEWMA() {
	for {
		select {
		case <-r.movingAvgTicker.C:
			r.updateMovingAvg()
		case <-GlobalContext.Done():
			return
		}
	}
}

func (r *ReplicationStats) updateMovingAvg() {
	r.RLock()
	for _, s := range r.Cache {
		for _, st := range s.Stats {

}

// Is returns if c is all of t.
func (c ChecksumType) Is(t ChecksumType) bool {
	if t == ChecksumNone {
		return c == ChecksumNone
	}
	return c&t == t
}

// Base returns the base checksum (if any)
func (c ChecksumType) Base() ChecksumType {
	return c & baseTypeMask
}

// Key returns the header key.
// returns empty string if invalid or none.
func (c ChecksumType) Key() string {
	switch {

	}
	for range 10 {
		<-c
	}
}

func BenchmarkMutexUncontended(b *testing.B) {
	b.ResetTimer()
	b.ReportAllocs()

	type PaddedMutex struct {
		*DRWMutex
	}
	b.RunParallel(func(pb *testing.PB) {
		mu := PaddedMutex{NewDRWMutex(ds, "")}
		for pb.Next() {
			mu.Lock(id, source)
			mu.Unlock(b.Context())
		}
	})
}

func benchmarkMutex(b *testing.B, slack, work bool) {

}

// New trace recorder
func (l *traceRecorder) New() *traceRecorder {
	return &traceRecorder{Interface: l.Interface, BeginAt: time.Now()}
}

// Trace implement logger interface
func (l *traceRecorder) Trace(ctx context.Context, begin time.Time, fc func() (string, int64), err error) {
	l.BeginAt = begin
	l.SQL, l.RowsAffected = fc()
	l.Err = err
}

		}
		return sizeS, err
	}
	xls := xlStorage{drivePath: base, diskInfoCache: cachevalue.New[DiskInfo]()}
	xls.diskInfoCache.InitOnce(time.Second, cachevalue.Opts{}, func(ctx context.Context) (DiskInfo, error) {
		return DiskInfo{Total: 1 << 40, Free: 1 << 40}, nil
	})
	weSleep := func() bool { return false }

	got, err := scanDataFolder(t.Context(), nil, &xls, dataUsageCache{Info: dataUsageCacheInfo{Name: bucket}}, getSize, 0, weSleep)
	if err != nil {

type BucketQuotaSys struct{}

// Get - Get quota configuration.
func (sys *BucketQuotaSys) Get(ctx context.Context, bucketName string) (*madmin.BucketQuota, error) {
	cfg, _, err := globalBucketMetadataSys.GetQuotaConfig(ctx, bucketName)
	return cfg, err
}

// NewBucketQuotaSys returns initialized BucketQuotaSys
func NewBucketQuotaSys() *BucketQuotaSys {
	return &BucketQuotaSys{}
}

}

// Timeout returns the current timeout value
func (dt *dynamicTimeout) Timeout() time.Duration {
	return time.Duration(atomic.LoadInt64(&dt.timeout))
}

func (dt *dynamicTimeout) RetryInterval() time.Duration {
	return dt.retryInterval
}

// LogSuccess logs the duration of a successful action that
// did not hit the timeout
func (dt *dynamicTimeout) LogSuccess(duration time.Duration) {
	dt.logEntry(duration)

)

var (
	defaultKeyFunc = func(claim *MapClaims) ([]byte, error) { return []byte("HelloSecret"), nil }
	emptyKeyFunc   = func(claim *MapClaims) ([]byte, error) { return nil, nil }
	errorKeyFunc   = func(claim *MapClaims) ([]byte, error) { return nil, fmt.Errorf("error loading key") }
)

var jwtTestData = []struct {
	name        string
	tokenString string
	keyfunc     func(*MapClaims) ([]byte, error)
	claims      jwt.Claims

	default:
		return Errorf("unsupported Versioning status %s", v.Status)
	}
	return nil
}

// Enabled - returns true if versioning is enabled
func (v Versioning) Enabled() bool {
	return v.Status == Enabled
}

// Versioned returns if 'prefix' has versioning enabled or suspended.
func (v Versioning) Versioned(prefix string) bool {
	return v.PrefixEnabled(prefix) || v.PrefixSuspended(prefix)
}