return
			}
		case "Bucket":
			z.Bucket, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "Bucket")
				return
			}
		case "Object":
			z.Object, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "Object")
				return
			}
		case "ResumeItemsHealed":
			z.ResumeItemsHealed, err = dc.ReadUint64()
			if err != nil {
				err = msgp.WrapError(err, "ResumeItemsHealed")

// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful

			metaErr = metadata(object.Name, policy.GetObjectAction)
			lastObjMetaName = object.Name
		}
		content := ObjectVersion{}
		content.Key = s3EncodeName(object.Name, encodingType)
		content.LastModified = amztime.ISO8601Format(object.ModTime.UTC())
		if object.ETag != "" {
			content.ETag = "\"" + object.ETag + "\""
		}
		content.Size = object.Size

}

// Worker handles 4 types of expiration tasks.
// 1. Expiry of objects, includes regular and transitioned objects
// 2. Expiry of noncurrent versions due to NewerNoncurrentVersions
// 3. Expiry of free-versions, for remote objects of transitioned object which have been expired since.
// 4. Expiry of remote objects corresponding to objects in a
// non-versioned/version suspended buckets

// fail.
func DecryptETag(key crypto.ObjectKey, object ObjectInfo) (string, error) {
	if n := strings.Count(object.ETag, "-"); n > 0 {
		if n != 1 {
			return "", errObjectTampered
		}
		i := strings.IndexByte(object.ETag, '-')
		if len(object.ETag[:i]) != 32 {
			return "", errObjectTampered
		}
		if _, err := hex.DecodeString(object.ETag[:32]); err != nil {
			return "", errObjectTampered
		}

// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful

			}
		}
		os.Exit(0)
	}

	if object == "" {
		log.Fatalln("object name is mandatory")
	}

	if shards != 0 {
		fmt.Println("Erasure distribution for the object", hashOrder(prefix+object, shards))
	}
	fmt.Println("Erasure setNumber for the object", sipHashMod(prefix+object, setCount, id)+1)

// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful

// will return during reading. It returns -1 for unlimited
// data.
func (r *Reader) Size() int64 { return r.size }

// ActualSize returns the pre-modified size of the object.
// DecompressedSize - For compressed objects.
func (r *Reader) ActualSize() int64 { return r.actualSize }

// ETag returns the ETag computed by an underlying etag.Tagger.
// If the underlying io.Reader does not implement etag.Tagger

}

// unsealObjectKey decrypts and returns the sealed object key
// from the metadata using the SSE-C client key.
func unsealObjectKey(clientKey []byte, metadata map[string]string, bucket, object string) (key ObjectKey, err error) {
	sealedKey, err := SSEC.ParseMetadata(metadata)
	if err != nil {
		return
	}
	err = key.Unseal(clientKey, sealedKey, SSEC.String(), bucket, object)
	return
}