// Get hashed payload.
	hashedPayload := req.Header.Get("x-amz-content-sha256")
	if hashedPayload == "" {
		return "", fmt.Errorf("Invalid hashed payload")
	}

	// Set x-amz-date.
	req.Header.Set("x-amz-date", currTime.Format(iso8601Format))

	// Get header map.
	headerMap := make(map[string][]string)
	for k, vv := range req.Header {
		// If request header key is not in ignored headers, then add it.

	},
	ErrMissingContentLength: {
		Code:           "MissingContentLength",
		Description:    "You must provide the Content-Length HTTP header.",
		HTTPStatusCode: http.StatusLengthRequired,
	},
	ErrMissingContentMD5: {
		Code:           "MissingContentMD5",
		Description:    "Missing required header for this request: Content-Md5.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrMissingSecurityHeader: {

		zb0001Len--
		zb0001Mask |= 0x1
	}
	// variable map header, size zb0001Len
	o = append(o, 0x80|uint8(zb0001Len))
	if zb0001Len == 0 {
		return
	}
	if (zb0001Mask & 0x1) == 0 { // if not omitted
		// string "V2Obj"
		o = append(o, 0xa5, 0x56, 0x32, 0x4f, 0x62, 0x6a)
		if z.ObjectV2 == nil {
			o = msgp.AppendNil(o)
		} else {
			// map header, size 1
			// string "DDir"

// GetObjectNInfo - returns object info and an object
// Read(Closer). When err != nil, the returned reader is always nil.
func (er erasureObjects) GetObjectNInfo(ctx context.Context, bucket, object string, rs *HTTPRangeSpec, h http.Header, opts ObjectOptions) (gr *GetObjectReader, err error) {
	if !opts.NoAuditLog {
		auditObjectErasureSet(ctx, object, &er)
	}

	var unlockOnDefer bool
	nsUnlocker := func() {}
	defer func() {

			header, zerr := zip.FileInfoHeader(dummyFileInfo{
				name:    filename,
				size:    int64(sz),
				mode:    0o600,
				modTime: time.Now(),
				isDir:   false,
				sys:     nil,
			})
			if zerr != nil {
				adminLogIf(ctx, zerr)
				return nil
			}
			header.Method = zip.Deflate
			zwriter, zerr := zipWriter.CreateHeader(header)
			if zerr != nil {

	}

	globalBucketMetadataSys.Set(bucket, meta)

	// Success.
	return nil
}

func (z *erasureServerPools) GetObjectNInfo(ctx context.Context, bucket, object string, rs *HTTPRangeSpec, h http.Header, opts ObjectOptions) (gr *GetObjectReader, err error) {
	if err = checkGetObjArgs(ctx, bucket, object); err != nil {
		return nil, err
	}

	// This is a special call attempted first to check for SOS-API calls.

		if !groups.Contains(group) {
			continue
		}
		groups.Remove(group)
		c.iamUserGroupMemberships[member] = groups
	}
}

// policyDBGet - lower-level helper; does not take locks.
//
// If a group is passed, it returns policies associated with the group.
//
// If a user is passed, it returns policies of the user along with any groups

		if err := xl.WriteMetadata(ctx, "", volume, object, fi); err != nil {
			t.Fatalf("Unable to create object, %s", err)
		}
	}
	var deleted [len(versions)]bool
	checkVerExist := func(t testing.TB) {
		t.Helper()
		for i := range versions {
			shouldExist := !deleted[i]
			fi, err := xl.ReadVersion(ctx, "", volume, object, versions[i], ReadOptions{})
			if shouldExist {
				if err != nil {

func (z *MRFReplicateEntries) MarshalMsg(b []byte) (o []byte, err error) {
	o = msgp.Require(b, z.Msgsize())
	// map header, size 2
	// string "e"
	o = append(o, 0x82, 0xa1, 0x65)
	o = msgp.AppendMapHeader(o, uint32(len(z.Entries)))
	for za0001, za0002 := range z.Entries {
		o = msgp.AppendString(o, za0001)
		// map header, size 3
		// string "b"
		o = append(o, 0x83, 0xa1, 0x62)
		o = msgp.AppendString(o, za0002.Bucket)

func (z BackendType) Msgsize() (s int) {
	s = msgp.IntSize
	return
}

// MarshalMsg implements msgp.Marshaler
func (z *BucketInfo) MarshalMsg(b []byte) (o []byte, err error) {
	o = msgp.Require(b, z.Msgsize())
	// map header, size 5
	// string "Name"
	o = append(o, 0x85, 0xa4, 0x4e, 0x61, 0x6d, 0x65)
	o = msgp.AppendString(o, z.Name)
	// string "Created"
	o = append(o, 0xa7, 0x43, 0x72, 0x65, 0x61, 0x74, 0x65, 0x64)