}
	}

	var start, rangeLen int64
	totalObjectSize, err := objInfo.GetActualSize()
	if err != nil {
		return err
	}

	if rs == nil && opts.PartNumber > 0 {
		rs = partNumberToRangeSpec(objInfo, opts.PartNumber)
	}

	// For providing ranged content
	start, rangeLen, err = rs.GetOffsetLength(totalObjectSize)
	if err != nil {
		return err
	}

	// Set content length.

			Algorithm:    ReedSolomon.String(),
			DataBlocks:   4,
			ParityBlocks: 2,
			BlockSize:    10000,
			Index:        1,
			Distribution: []int{1, 2, 3, 4, 5, 6, 7, 8},
			Checksums: []ChecksumInfo{{
				PartNumber: 1,
				Algorithm:  HighwayHash256S,
				Hash:       nil,
			}},
		},
		MarkDeleted:      false,
		NumVersions:      1,
		SuccessorModTime: time.Time{},
	}
	// Add a version with local content

		Region:    globalSite.Region,
	})
	if err != nil {
		return levent.Event{}, err
	}

	reqParams := url.Values{}
	if partNumberStr := r.Form.Get("partNumber"); partNumberStr != "" {
		reqParams.Set("partNumber", partNumberStr)
	}
	for k := range supportedHeadGetReqParams {
		if v := r.Form.Get(k); v != "" {
			reqParams.Set(k, v)
		}
	}

	extraHeaders := http.Header{}

	listPartsResponse.ChecksumAlgorithm = partsInfo.ChecksumAlgorithm

	listPartsResponse.Parts = make([]Part, len(partsInfo.Parts))
	for index, part := range partsInfo.Parts {
		newPart := Part{}
		newPart.PartNumber = part.PartNumber
		newPart.ETag = "\"" + part.ETag + "\""
		newPart.Size = part.Size
		newPart.LastModified = amztime.ISO8601Format(part.LastModified.UTC())
		newPart.ChecksumCRC32 = part.ChecksumCRC32

		field, bts, err = msgp.ReadMapKeyZC(bts)
		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		switch msgp.UnsafeString(field) {
		case "PartNumber":
			z.PartNumber, bts, err = msgp.ReadIntBytes(bts)
			if err != nil {
				err = msgp.WrapError(err, "PartNumber")
				return
			}
		case "ETag":
			z.ETag, bts, err = msgp.ReadStringBytes(bts)
			if err != nil {
				err = msgp.WrapError(err, "ETag")

	Prefixes []string
}

// PartInfo - represents individual part metadata.
type PartInfo struct {
	// Part number that identifies the part. This is a positive integer between
	// 1 and 10,000.
	PartNumber int

	// Date and time at which the part was uploaded.
	LastModified time.Time

	// Entity tag returned when the part was initially uploaded.
	ETag string

	// Size in bytes of the part.
	Size int64

		return
	}

	if !sort.SliceIsSorted(complMultipartUpload.Parts, func(i, j int) bool {
		return complMultipartUpload.Parts[i].PartNumber < complMultipartUpload.Parts[j].PartNumber
	}) {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidPartOrder), r.URL)
		return
	}

	// Reject retention or governance headers if set, CompleteMultipartUpload spec

	MinIOCompressed = "X-Minio-Compressed"

	// SUBNET related
	SubnetAPIKey = "x-subnet-api-key"
)

// Common http query params S3 API
const (
	VersionID = "versionId"

	PartNumber = "partNumber"

	UploadID = "uploadId"
)

// http headers sent to webhook targets
const (
	// Reports the version of MinIO server
	MinIOVersion = "x-minio-version"

			Algorithm:    ReedSolomon.String(),
			DataBlocks:   4,
			ParityBlocks: 2,
			BlockSize:    10000,
			Index:        1,
			Distribution: []int{1, 2, 3, 4, 5, 6, 7, 8},
			Checksums: []ChecksumInfo{{
				PartNumber: 1,
				Algorithm:  HighwayHash256S,
				Hash:       nil,
			}},
		},
		MarkDeleted:      false,
		NumVersions:      1,
		SuccessorModTime: time.Time{},
	}
	xl := xlMetaV2{}

	// and don't process the If-Modified-Since header.
	if objInfo.ModTime.IsZero() || objInfo.ModTime.Equal(time.Unix(0, 0)) {
		return false
	}

	// Check if the part number is correct.
	if opts.PartNumber > 1 && opts.PartNumber > len(objInfo.Parts) {
		// According to S3 we don't need to set any object information here.
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidPartNumber), r.URL)
		return true
	}