ChecksumType: userDefined[hash.MinIOMultipartChecksumType],
	}, nil
}

// NewMultipartUpload - initialize a new multipart upload, returns a
// unique id. The unique id returned here is of UUID form, for each
// subsequent request each UUID is unique.
//
// Implements S3 compatible initiate multipart API.

		return
	}

	uploadID := r.Form.Get(xhttp.UploadID)
	partIDString := r.Form.Get(xhttp.PartNumber)

	partID, err := strconv.Atoi(partIDString)
	if err != nil || partID <= 0 {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidPart), r.URL)
		return
	}

	// check partID with maximum part ID for multipart objects
	if isMaxPartID(partID) {

//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package cmd

	MetadataChg           bool                  // is true if it is a metadata update operation.
	EvalRetentionBypassFn EvalRetentionBypassFn // only set for enforcing retention bypass on DeleteObject.

	FastGetObjInfo bool // Only for S3 Head/Get Object calls for now
	NoAuditLog     bool // Only set for decom, rebalance, to avoid double audits.
}

// WalkOptions provides filtering, marker and other Walk() specific options.