// BytePoolCap implements a leaky pool of []byte in the form of a bounded channel.
type BytePoolCap struct {
	c    chan []byte
	w    int
	wcap int
}

// NewBytePoolCap creates a new BytePool bounded to the given maxSize, with new
// byte arrays sized based on width.
func NewBytePoolCap(maxSize uint64, width int, capwidth int) (bp *BytePoolCap) {
	if capwidth > 0 && capwidth < 64 {

func (set TargetIDSet) add(targetID TargetID) {
	set[targetID] = struct{}{}
}

// Union - returns union with given set as new set.
func (set TargetIDSet) Union(sset TargetIDSet) TargetIDSet {
	nset := set.Clone()

	for k := range sset {
		nset.add(k)
	}

	return nset
}

// Difference - returns difference with given set as new set.
func (set TargetIDSet) Difference(sset TargetIDSet) TargetIDSet {
	nset := NewTargetIDSet()

		rulesMapCopy[eventName] = rules.Clone()
	}

	return rulesMapCopy
}

// Add - adds given rules map.
func (rulesMap RulesMap) Add(rulesMap2 RulesMap) {
	for eventName, rules := range rulesMap2 {
		rulesMap[eventName] = rules.Union(rulesMap[eventName])
	}
}

// Remove - removes given rules map.
func (rulesMap RulesMap) Remove(rulesMap2 RulesMap) {
	for eventName, rules := range rulesMap {

		logger.CriticalIf(GlobalContext, errors.New("Unsupported bitrot algorithm"))
		return nil
	}
}

// Available reports whether the given algorithm is available.
func (a BitrotAlgorithm) Available() bool {
	_, ok := bitrotAlgorithms[a]
	return ok
}

// String returns the string identifier for a given bitrot algorithm.
// If the algorithm is not supported String panics.
func (a BitrotAlgorithm) String() string {

}

// kind returns a subset of o where kind matches the given value.
func (o *ObjectSet) kind(kind string) *ObjectSet {
	ret := &ObjectSet{}
	for k, v := range o.objMap {
		objKind, _, _ := object.FromHash(k)
		if objKind == kind {
			ret.append(v)
		}
	}
	return ret
}

// labels returns a subset of o where the object's labels match all the given labels.
func (o *ObjectSet) labels(labels ...string) *ObjectSet {

)

// KeyManager is the generic interface that handles KMS key operations
type KeyManager interface {
	// CreateKey creates a new key at the KMS with the given key ID.
	CreateKey(ctx context.Context, keyID string) error

	// DeleteKey deletes a key at the KMS with the given key ID.
	// Please note that is a dangerous operation.
	// Once a key has been deleted all data that has been encrypted with it cannot be decrypted

		if apiErr.Code != "" {
			return respBytes, apiErr, ""
		}
	} else {
		oh, exists := ahs.getHealSequence(pathJoin(h.bucket, h.object))
		if exists && !oh.hasEnded() {
			errMsg = "Heal is already running on the given path " +
				"(use force-start option to stop and start afresh). " +
				fmt.Sprintf("The heal was started by IP %s at %s, token is %s",
					h.clientAddress, h.startTime.Format(http.TimeFormat), h.clientToken)

// errServerTimeMismatch - server times are too far apart.
var errServerTimeMismatch = errors.New("Server times are too far apart")

// errInvalidRange - returned when given range value is not valid.
var errInvalidRange = errors.New("Invalid range")

// errInvalidRangeSource - returned when given range value exceeds
// the source object size.
var errInvalidRangeSource = errors.New("Range specified exceeds source object size")

	if len(routes) == 0 {
		return nil, fmt.Errorf("no routes found for %s", ip)
	}

	linkIndex := routes[0].LinkIndex
	return netlink.LinkByIndex(linkIndex)
}

// getPodNetNs finds the network namespace for a given pod. There is not a great way to do this. Network namespaces live
// under the procfs, /proc/<pid>/ns/net. In majority of cases, this is not used directly, but is rather bind mounted to

		time.Sleep(time.Duration(d))
	}

	l.mutex.Lock()
	defer l.mutex.Unlock()
	if _, reply = l.lockMap[args.Resources[0]]; !reply {
		l.lockMap[args.Resources[0]] = WriteLock // No locks held on the given name, so claim write lock
	}
	reply = !reply // Negate *reply to return true when lock is granted or false otherwise
	return reply, nil
}

func (l *lockServer) Unlock(args *LockArgs) (reply bool, err error) {