writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	// Error out if Content-Length is missing.
	// PutBucketPolicy always needs Content-Length.
	if r.ContentLength <= 0 {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingContentLength), r.URL)
		return
	}

	// Error out if Content-Length is beyond allowed size.
	if r.ContentLength > maxBucketPolicySize {

	Name() string
	DatabaseTypeName() string                 // varchar
	ColumnType() (columnType string, ok bool) // varchar(64)
	PrimaryKey() (isPrimaryKey bool, ok bool)
	AutoIncrement() (isAutoIncrement bool, ok bool)
	Length() (length int64, ok bool)
	DecimalSize() (precision int64, scale int64, ok bool)
	Nullable() (nullable bool, ok bool)
	Unique() (unique bool, ok bool)
	ScanType() reflect.Type
	Comment() (value string, ok bool)

	}

	fn, off, length, err := NewGetObjectReader(rs, oi, opts)
	if err != nil {
		return nil, ErrorRespToObjectError(err, bucket, object)
	}
	gopts := WarmBackendGetOpts{}

	// get correct offsets for object
	if off >= 0 && length >= 0 {
		gopts.startOffset = off
		gopts.length = length
	}

func (client *storageRESTClient) call(ctx context.Context, method string, values url.Values, body io.Reader, length int64) (io.ReadCloser, error) {
	if values == nil {
		values = make(url.Values)
	}
	values.Set(storageRESTDiskID, *client.diskID.Load())
	respBody, err := client.restClient.Call(ctx, method, values, body, length)
	if err != nil {
		return nil, toStorageErr(err)
	}
	return respBody, nil
}

	}
	return lockedOpenFile(path, flag, perm, lockType)
}

// fixLongPath returns the extended-length (\\?\-prefixed) form of
// path when needed, in order to avoid the default 260 character file
// path limit imposed by Windows. If path is not easily converted to
// the extended-length form (for example, if path is a relative path
// or contains .. elements), or is short enough, fixLongPath returns
// path unmodified.

	if startOffset > fi.Size || startOffset+length > fi.Size {
		return InvalidRange{startOffset, length, fi.Size}
	}

	// Get start part index and offset.
	partIndex, partOffset, err := fi.ObjectToPartOffset(ctx, startOffset)
	if err != nil {
		return InvalidRange{startOffset, length, fi.Size}
	}

	// Calculate endOffset according to length
	endOffset := startOffset

func newRecordsMessage(payload []byte) []byte {
	return genMessage(recordsHeader, payload)
}

// payloadLenForMsgLen computes the length of the payload in a record
// message given the total length of the message.
func payloadLenForMsgLen(messageLength int) int {
	headerLength := len(recordsHeader)
	payloadLength := messageLength - 4 - 4 - 4 - headerLength - 4
	return payloadLength
}

type objectHistogramInterval struct {
	name       string
	start, end int64
}

const (
	// dataUsageBucketLenV1 must be length of ObjectsHistogramIntervalsV1
	dataUsageBucketLenV1 = 7
	// dataUsageBucketLen must be length of ObjectsHistogramIntervals
	dataUsageBucketLen  = 11
	dataUsageVersionLen = 7
)

// ObjectsHistogramIntervalsV1 is the list of all intervals

func colorizeUpdateMessage(updateString string, newerThan string) string {
	msgLine1Fmt := " You are running an older version of MinIO released %s "
	msgLine2Fmt := " Update: %s "

	// Calculate length *without* color coding: with ANSI terminal
	// color characters, the result is incorrect.
	line1Length := len(fmt.Sprintf(msgLine1Fmt, newerThan))
	line2Length := len(fmt.Sprintf(msgLine2Fmt, updateString))

	// Add the key condition, only accept keys equal to the one passed.
	keyConditionStr := fmt.Sprintf(`["eq", "$key", "%s/upload.txt"]`, objectKey)
	// Add content length condition, only accept content sizes of a given length.
	contentLengthCondStr := `["content-length-range", 1024, 1048576]`
	// Add the algorithm condition, only accept AWS SignV4 Sha256.
	algorithmConditionStr := `["eq", "$x-amz-algorithm", "AWS4-HMAC-SHA256"]`