// isVeeamClient - returns true if the request is from Veeam client.
func isVeeamClient(ctx context.Context) bool {
	ri := logger.GetReqInfo(ctx)
	return ri != nil && strings.Contains(ri.UserAgent, veeamAgentSubstr)
}

func veeamSOSAPIHeadObject(ctx context.Context, bucket, object string, opts ObjectOptions) (ObjectInfo, error) {
	gr, err := veeamSOSAPIGetObject(ctx, bucket, object, nil, opts)
	if gr != nil {
		gr.Close()

		vid = *resp.VersionID
	}
	return remoteVersionID(vid), nil
}

func (az *warmBackendAzure) Put(ctx context.Context, object string, r io.Reader, length int64) (remoteVersionID, error) {
	return az.PutWithMeta(ctx, object, r, length, map[string]string{})
}

func (az *warmBackendAzure) Get(ctx context.Context, object string, rv remoteVersionID, opts WarmBackendGetOpts) (r io.ReadCloser, err error) {
	if opts.startOffset < 0 {

func readBucketMetadata(ctx context.Context, api ObjectLayer, name string) (BucketMetadata, error) {
	if name == "" {
		internalLogIf(ctx, errors.New("bucket name cannot be empty"), logger.WarningKind)
		return BucketMetadata{}, errInvalidArgument
	}
	b := newBucketMetadata(name)
	configFile := path.Join(bucketMetaPrefix, name, bucketMetadataFile)
	data, err := readConfig(ctx, api, configFile)
	if err != nil {

	if err != nil {
		return err
	}

	return saveConfigWithOpts(ctx, store, rebalMetaName, buf, opts)
}

func (r *rebalanceMeta) save(ctx context.Context, store objectIO) error {
	return r.saveWithOpts(ctx, store, ObjectOptions{})
}

func (z *erasureServerPools) IsRebalanceStarted(ctx context.Context) bool {
	_ = z.loadRebalanceMeta(ctx)
	z.rebalMu.RLock()
	defer z.rebalMu.RUnlock()

	r := z.rebalMeta

	if err != nil {
		replLogOnceIf(ctx, err, bucket)
		return nil, err
	}
	tgts, err := globalBucketTargetSys.ListBucketTargets(ctx, bucket)
	if err != nil {
		replLogIf(ctx, err)
		return nil, err
	}

	objInfoCh := make(chan itemOrErr[ObjectInfo], 10)
	if err := objAPI.Walk(ctx, bucket, opts.Prefix, objInfoCh, WalkOptions{}); err != nil {
		replLogIf(ctx, err)

	MakeBucket(ctx context.Context, bucket string, opts MakeBucketOptions) error
	GetBucketInfo(ctx context.Context, bucket string, opts BucketOptions) (bucketInfo BucketInfo, err error)
	ListBuckets(ctx context.Context, opts BucketOptions) (buckets []BucketInfo, err error)
	DeleteBucket(ctx context.Context, bucket string, opts DeleteBucketOptions) error

			if rpc != nil {
				ctx, cancel := context.WithTimeout(GlobalContext, 5*time.Second)
				defer cancel()
				c, err := rpc.GetMetacacheListing(ctx, *o)
				if err == nil {
					c.error = "no longer used"
					c.status = scanStateError
					rpc.UpdateMetacacheListing(ctx, *c)
				}
			}
		}()
		o.ID = ""
	}

	if contextCanceled(ctx) {
		return entries, ctx.Err()
	}

        }

        while (true) {
            Subject s = this.credentials.getSubject();
            if (ctx == null) {
                ctx = createContext(trans, tdomain, negoResp, !anonymous, s);
            }
            token = createToken(ctx, token, s);

            if (token != null) {

        byte[] ctx = new byte[0x40];
        int ci = 0;
        SMBUtil.writeInt4(0, ctx, ci); // Next = 0
        ci += 4;
        SMBUtil.writeInt2(0x10, ctx, ci); // NameOffset
        SMBUtil.writeInt2(4, ctx, ci + 2); // NameLength
        ci += 4;
        SMBUtil.writeInt2(0, ctx, ci); // Reserved
        SMBUtil.writeInt2(0x20, ctx, ci + 2); // DataOffset
        ci += 4;

		dec, err := zstd.NewReader(bf, zstd.WithDecoderMaxWindow(16<<20))
		if err != nil {
			return err
		}
		defer dec.Close()
		r = dec
	case formatBZ2:
		ctx, cancel := context.WithCancel(ctx)
		defer cancel()
		r = pbzip2.NewReader(ctx, bf, pbzip2.DecompressionOptions(
			pbzip2.BZConcurrency((runtime.GOMAXPROCS(0)+1)/2),
			pbzip2.BZConcurrencyPool(bz2Limiter)))
	case formatLZ4:
		r = lz4.NewReader(bf)