func (h *headerV7) name() []byte     { return h[000:][:100] }
func (h *headerV7) mode() []byte     { return h[100:][:8] }
func (h *headerV7) uid() []byte      { return h[108:][:8] }
func (h *headerV7) gid() []byte      { return h[116:][:8] }
func (h *headerV7) size() []byte     { return h[124:][:12] }
func (h *headerV7) modTime() []byte  { return h[136:][:12] }
func (h *headerV7) chksum() []byte   { return h[148:][:8] }

// healthCheck map if missing and default to online status
func (sys *BucketTargetSys) isOffline(ep *url.URL) bool {
	sys.hMutex.RLock()
	defer sys.hMutex.RUnlock()
	if h, ok := sys.hc[ep.Host]; ok {
		return !h.Online
	}
	go sys.initHC(ep)
	return false
}

// markOffline sets endpoint to offline if network i/o timeout seen.
func (sys *BucketTargetSys) markOffline(ep *url.URL) {
	sys.hMutex.Lock()

	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after Skip(): %q", len(left), left)
	}
}

func BenchmarkMarshalMsgBucketReplicationResyncStatus(b *testing.B) {
	v := BucketReplicationResyncStatus{}
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.MarshalMsg(nil)
	}
}

func BenchmarkAppendMsgBucketReplicationResyncStatus(b *testing.B) {
	v := BucketReplicationResyncStatus{}

func (oi ObjectInfo) TraceVersionID() string {
	return oi.VersionID
}

func (m *batchJobMetrics) trace(d batchJobMetric, job string, attempts int) func(info objTraceInfoer, err error) {
	startTime := time.Now()
	return func(info objTraceInfoer, err error) {
		duration := time.Since(startTime)
		if globalTrace.NumSubscribers(madmin.TraceBatch) > 0 {

	"reflect"
	"strings"
	"sync"
	"time"
)

var serializerMap = sync.Map{}

// RegisterSerializer register serializer
func RegisterSerializer(name string, serializer SerializerInterface) {
	serializerMap.Store(strings.ToLower(name), serializer)
}

// GetSerializer get serializer
func GetSerializer(name string) (serializer SerializerInterface, ok bool) {
	v, ok := serializerMap.Load(strings.ToLower(name))
	if ok {

		}
	})
}

func tidbSkip(t *testing.T, reason string) {
	if isTiDB() {
		t.Skipf("This test case skipped, because of TiDB '%s'", reason)
	}
}

func isTiDB() bool {
	return os.Getenv("GORM_DIALECT") == "tidb"
}

func isMysql() bool {
	return os.Getenv("GORM_DIALECT") == "mysql"
}

func mysqlVersionAtLeast(major, minor int) bool {
	if !isMysql() {

	Extension string
	ItemCount int
}

// String returns the filepath name
func (k Key) String() string {
	keyStr := k.Name
	if k.ItemCount > 1 {
		keyStr = fmt.Sprintf("%d:%s", k.ItemCount, k.Name)
	}
	return keyStr + k.Extension + func() string {
		if k.Compress {
			return compressExt
		}
		return ""
	}()
}

func getItemCount(k string) (count int, err error) {
	count = 1
	v := strings.Split(k, ":")

	b.Run(" 000000|X00000 ", func(b *testing.B) { benchmarkErasureEncode(6, 6, 0, 1, size, b) })
	b.Run(" X00000|000000 ", func(b *testing.B) { benchmarkErasureEncode(6, 6, 1, 0, size, b) })
	b.Run(" 000000|XXXXX0 ", func(b *testing.B) { benchmarkErasureEncode(6, 6, 0, 5, size, b) })
	b.Run(" XXXXX0|000000 ", func(b *testing.B) { benchmarkErasureEncode(6, 6, 5, 0, size, b) })
}

		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after Skip(): %q", len(left), left)
	}
}

func BenchmarkMarshalMsgconnectReq(b *testing.B) {
	v := connectReq{}
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.MarshalMsg(nil)
	}
}

func BenchmarkAppendMsgconnectReq(b *testing.B) {
	v := connectReq{}
	bts := make([]byte, 0, v.Msgsize())
	bts, _ = v.MarshalMsg(bts[0:0])

pkg syscall (openbsd-amd64-cgo), const MSG_CMSG_CLOEXEC = 2048
pkg syscall (openbsd-amd64-cgo), const MSG_CMSG_CLOEXEC ideal-int
pkg syscall (windows-386), func CreateIoCompletionPort //deprecated
pkg syscall (windows-386), func GetQueuedCompletionStatus //deprecated
pkg syscall (windows-386), func PostQueuedCompletionStatus //deprecated
pkg syscall (windows-386), type SysProcAttr struct, AdditionalInheritedHandles []Handle