if err != nil || len(contentSHA256) == 0 {
			return ErrContentSHA256Mismatch
		}
	}

	// Verify 'Content-Md5' and/or 'X-Amz-Content-Sha256' if present.
	// The verification happens implicit during reading.
	reader, err := hash.NewReader(ctx, r.Body, -1, clientETag.String(), hex.EncodeToString(contentSHA256), -1)
	if err != nil {
		return toAPIErrorCode(ctx, err)
	}
	r.Body = reader

	return
}

// When numeric types are compared, type promotions could happen. If
// values do not have types (e.g. when reading from CSV), for
// comparison operations, automatic type conversion happens by trying
// to check if the value is a number (first an integer, then a float),
// and falling back to string.
func (v *Value) compareOp(op string, a *Value) (res bool, err error) {
	if !isValidComparisonOperator(op) {

	if gerr != nil { // error from GetObjectInfo
		if _, ok := gerr.(MethodNotAllowed); ok {
			// This happens usually for a delete marker
			if oi.DeleteMarker || !oi.VersionPurgeStatus.Empty() {
				// Delete marker should be present and valid.
				return nil
			}
		}

// pushHealResultItem - pushes a heal result item for consumption in
// the heal-status API. It blocks if there are
// maxUnconsumedHealResultItems. When it blocks, the heal sequence
// routine is effectively paused - this happens when the server has
// accumulated the maximum number of heal records per heal
// sequence. When the client consumes further records, the heal
// sequence automatically resumes. The return value indicates if the

// This should not be called on directories.
func (e *metaCacheEntry) xlmeta() (*xlMetaV2, error) {
	if e.isDir() {
		return nil, errFileNotFound
	}
	if e.cached == nil {
		if len(e.metadata) == 0 {
			// only happens if the entry is not found.
			return nil, errFileNotFound
		}
		var xl xlMetaV2
		err := xl.LoadOrConvert(e.metadata)
		if err != nil {
			return nil, err
		}
		e.cached = &xl
	}

		tgt = subSystemValue[1]
	}

	return subSys, inputs, tgt, e
}

// kvFields - converts an input string of form "k1=v1 k2=v2" into
// fields of ["k1=v1", "k2=v2"], the tokenization of each `k=v`
// happens with the right number of input keys, if keys
// input is empty returned value is empty slice as well.
func kvFields(input string, keys []string) []string {
	valueIndexes := make([]int, 0, len(keys))

					madmin.HealOpts{
						ScanMode: scanMode,
						Remove:   healDeleteDangling,
					})
				if err != nil {
					if isErrObjectNotFound(err) || isErrVersionNotFound(err) {
						// queueing happens across namespace, ignore
						// objects that are not found.
						return
					}
					result = healEntryFailure(0)
					healingLogIf(ctx, fmt.Errorf("unable to heal object %s/%s: %w", bucket, entry.name, err))

}

// Init sets the trimStrings to possible GOPATHs
// and GOROOT directories. Also append github.com/minio/minio
// This is done to clean up the filename, when stack trace is
// displayed when an error happens.
func Init(goPath string, goRoot string) {
	var goPathList []string
	var goRootList []string
	var defaultgoPathList []string
	var defaultgoRootList []string
	pathSeparator := ":"

// an object is encrypted using SSE-C or SSE-KMS. Maybe AWS S3
// computes the ETag as MD5 of the encrypted content but there is
// no way to verify this assumption since the encryption happens
// inside AWS S3.
// Therefore, S3 clients must not make any assumption about ETags
// in case of SSE-C or SSE-KMS except that the ETag is well-formed.
//
// To put all of this into a simple rule:
//

}

// monitorAndConnectEndpoints this is a monitoring loop to keep track of disconnected
// endpoints by reconnecting them and making sure to place them into right position in
// the set topology, this monitoring happens at a given monitoring interval.
func (s *erasureSets) monitorAndConnectEndpoints(ctx context.Context, monitorInterval time.Duration) {
	r := rand.New(rand.NewSource(time.Now().UnixNano()))