s3Select := &S3Select{}
	if err := xml.NewDecoder(r).Decode(s3Select); err != nil {
		return nil, err
	}

	return s3Select, nil
}

//////////////////
// Helpers
/////////////////

// limitedReadCloser is like io.LimitedReader, but also implements io.Closer.
type limitedReadCloser struct {
	io.LimitedReader
	io.Closer
}

	MD5Hex     string
	SHA256Hex  string
	Size       int64
	ActualSize int64
	DisableMD5 bool
	ForceMD5   []byte
}

// NewReaderWithOpts is like NewReader but takes `Options` as argument, allowing
// callers to indicate if they want to disable md5sum checksum.
func NewReaderWithOpts(ctx context.Context, src io.Reader, opts Options) (*Reader, error) {
	// return hard limited reader

// Package cmd This file implements helper functions to validate AWS
// Signature Version '4' authorization header.
//
// This package provides comprehensive helpers for following signature
// types.
// - Based on Authorization header.
// - Based on Query parameters.
// - Based on Form POST policy.
package cmd

import (
	"bytes"
	"crypto/subtle"
	"encoding/hex"

	globalNotificationSys.LoadBucketMetadata(bgContext(ctx), meta.Name) // Do not use caller context here
	return nil
}

// Delete delete the bucket metadata for the specified bucket.
// must be used by all callers instead of using Update() with nil configData.
func (sys *BucketMetadataSys) Delete(ctx context.Context, bucket string, configFile string) (updatedAt time.Time, err error) {
	if configFile == bucketLifecycleConfig {

			}
		}
	}()

	return quorumLocked
}

// checkFailedUnlocks determines whether we have sufficiently unlocked all
// resources to ensure no deadlocks for future callers
func checkFailedUnlocks(locks []string, tolerance int) bool {
	unlocksFailed := 0
	for lockID := range locks {
		if isLocked(locks[lockID]) {
			unlocksFailed++
		}
	}

		ChecksumSHA1:   partInfo.Checksums["SHA1"],
		ChecksumSHA256: partInfo.Checksums["SHA256"],
	}, nil
}

// GetMultipartInfo returns multipart metadata uploaded during newMultipartUpload, used
// by callers to verify object states
// - encrypted
// - compressed
// Does not contain currently uploaded parts by design.