}
	if len(c.Encoded) == 0 || c.Type.Trailing() {
		return c.Type.Is(ChecksumNone) || c.Type.Trailing()
	}
	raw := c.Raw
	return c.Type.RawByteLen() == len(raw)
}

// Matches returns whether given content matches c.
func (c Checksum) Matches(content []byte) error {
	if len(c.Encoded) == 0 {
		return nil
	}
	hasher := c.Type.Hasher()
	_, err := hasher.Write(content)
	if err != nil {
		return err
	}

	local expected
	expected=$(mc cat "$1" | sha256sum)
	local got
	got=$(mc cat "$2" | sha256sum)

	if [ "${expected}" != "${got}" ]; then
		echo "mismatch - expected ${expected}, got ${got}"
		exit 1
	fi
	echo "matches - ${expected}, got ${got}"
}

add_alias() {
	for i in $(seq 1 4); do
		echo "... attempting to add alias $i"
		until (mc alias set minio http://127.0.0.1:9000 minioadmin minioadmin); do

func (e metaCacheEntry) hasPrefix(s string) bool {
	return strings.HasPrefix(e.name, s)
}

// matches returns if the entries have the same versions.
// If strict is false we allow signatures to mismatch.
func (e *metaCacheEntry) matches(other *metaCacheEntry, strict bool) (prefer *metaCacheEntry, matches bool) {
	if e == nil && other == nil {
		return nil, true
	}
	if e == nil {
		return other, false
	}

			// standard metadata headers
			// specified in the filter
			var match bool
			for k, v := range obj.UserDefined {
				if !stringsHasPrefixFold(k, "x-amz-meta-") && !isStandardHeader(k) {
					continue
				}
				// We only need to match x-amz-meta or standardHeaders
				if kv.Match(BatchJobKV{Key: k, Value: v}) {
					match = true
				}
			}
			if !match {
				return false

func extractAPIVersion(r *http.Request) string {
	if matches := regexVersion.FindStringSubmatch(r.URL.Path); len(matches) > 1 {
		return matches[1]
	}
	return "unknown"
}

func methodNotAllowedHandler(api string) func(w http.ResponseWriter, r *http.Request) {
	return errorResponseHandler
}

// If none of the http routes match respond with appropriate errors

			}
		}
	}
}

// checkID will check if the disk ID matches the provided ID.
func (p *xlStorageDiskIDCheck) checkID(wantID string) (err error) {
	if wantID == "" {
		return nil
	}
	id, err := p.storage.GetDiskID()
	if err != nil {
		return err
	}
	if id != wantID {
		return fmt.Errorf("disk ID %s does not match. disk reports %s", wantID, id)
	}
	return nil
}

		// is '.minio.sys'
		if bucket == minioMetaBucket {
			if wildcard.Match("buckets/*/.metacache/*", entry.name) {
				return nil
			}
			if wildcard.Match("tmp/*", entry.name) {
				return nil
			}
			if wildcard.Match("multipart/*", entry.name) {
				return nil
			}
			if wildcard.Match("tmp-old/*", entry.name) {
				return nil
			}
		}

	}

	if len(cfg.Extensions) > 0 && hasStringSuffixInSlice(objStr, cfg.Extensions) {
		// Matched an extension to compress, do not exclude.
		return false
	}

	if len(cfg.MimeTypes) > 0 && hasPattern(cfg.MimeTypes, contentType) {
		// Matched an MIME type to compress, do not exclude.
		return false
	}

	// Did not match any inclusion filters, exclude from compression.
	return true
}

}

func (sys *IAMSys) periodicRoutines(ctx context.Context, baseInterval time.Duration) {
	// Watch for IAM config changes for iamStorageWatcher.
	watcher, isWatcher := sys.store.IAMStorageAPI.(iamStorageWatcher)
	if isWatcher {
		go func() {
			ch := watcher.watch(ctx, iamConfigPrefix)
			for event := range ch {
				if err := sys.loadWatchedEvent(ctx, event); err != nil {
					// we simply log errors

	retStr := "{"
	retStr = retStr + expirationStr + ","
	retStr += conditionStr
	retStr += "}"

	return []byte(retStr)
}

// newPostPolicyBytesV4 - creates a bare bones postpolicy string with key and bucket matches.
func newPostPolicyBytesV4(credential, bucketName, objectKey string, expiration time.Time) []byte {
	t := UTCNow()
	// Add the expiration date.