ErrIncompatibleEncryptionWithCompression = Errorf("Server side encryption specified with SSE-C with compression not allowed")

	// ErrInvalidEncryptionKeyID returns error when KMS key id contains invalid characters
	ErrInvalidEncryptionKeyID = Errorf("KMS KeyID contains unsupported characters")
)

var (

)

// validateAdminReq will validate request against and return whether it is allowed.
// If any of the supplied actions are allowed it will be successful.
// If nil ObjectLayer is returned, the operation is not permitted.
// When nil ObjectLayer has been returned an error has always been sent to w.
func validateAdminReq(ctx context.Context, w http.ResponseWriter, r *http.Request, actions ...policy.AdminAction) (ObjectLayer, auth.Credentials) {

	atomic.StoreInt64(h.lastSuccess, time.Now().UnixNano())
}

// noopDoneFunc is a no-op done func.
// Can be reused.
var noopDoneFunc = func(_ *error) {}

// TrackDiskHealth for this request.
// When a non-nil error is returned 'done' MUST be called
// with the status of the response, if it corresponds to disk health.
// If the pointer sent to done is non-nil AND the error
// is either nil or io.EOF the disk is considered good.

		}
	}

	srcInfo.PutObjReader = pReader
	copyObjectPart := objectAPI.CopyObjectPart

	// Copy source object to destination, if source and destination
	// object is same then only metadata is updated.
	partInfo, err := copyObjectPart(ctx, srcBucket, srcObject, dstBucket, dstObject, uploadID, partID,
		startOffset, length, srcInfo, srcOpts, dstOpts)
	if err != nil {

// Programmed errors are stored in errors field.
type naughtyDisk struct {
	// The real disk
	disk StorageAPI
	// Programmed errors: API call number => error to return
	errors map[int]error
	// The error to return when no error value is programmed
	defaultErr error
	// The current API call number
	callNR int
	// Data protection
	mu sync.Mutex
}

	},
	ErrSiteReplicationPeerResp: {
		Code:           "XMinioSiteReplicationPeerResp",
		Description:    "Error received when contacting a peer site",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrSiteReplicationBackendIssue: {
		Code:           "XMinioSiteReplicationBackendIssue",
		Description:    "Error when requesting object layer backend",
		HTTPStatusCode: http.StatusServiceUnavailable,
	},

func NewChecksumString(alg, value string) *Checksum {
	return NewChecksumWithType(NewChecksumType(alg), value)
}

// AppendTo will append the checksum to b.
// 'parts' is used when checksum has ChecksumMultipart set.
// ReadCheckSums reads the values back.
func (c *Checksum) AppendTo(b []byte, parts []byte) []byte {
	if c == nil {
		return nil
	}
	var tmp [binary.MaxVarintLen32]byte

	brokers := target.client.Brokers()
	if len(brokers) == 0 {
		return false, store.ErrNotConnected
	}
	return true, nil
}

// Save - saves the events to the store which will be replayed when the Kafka connection is active.
func (target *KafkaTarget) Save(eventData event.Event) error {
	if target.store != nil {
		return target.store.Put(eventData)
	}
	if err := target.init(); err != nil {
		return err

				return false, store.ErrNotConnected
			}
			return false, connErr
		}
	}

	return true, nil
}

// Save - saves the events to the store which will be replayed when the Nats connection is active.
func (target *NATSTarget) Save(eventData event.Event) error {
	if target.store != nil {
		return target.store.Put(eventData)
	}

	if err := target.init(); err != nil {
		return err

		gotv := got.Cache[wkey]
		if !equalAsJSON(gotv, wval) {
			t.Errorf("deserialize mismatch, key %v\nwant: %#v\ngot:  %#v", wkey, wval, gotv)
		}
	}
}

// equalAsJSON returns whether the values are equal when encoded as JSON.
func equalAsJSON(a, b interface{}) bool {
	aj, err := json.Marshal(a)
	if err != nil {
		panic(err)
	}
	bj, err := json.Marshal(b)
	if err != nil {
		panic(err)
	}