case replication.Pending:
		if ri.OpType.IsDataReplication() && prevStatus != status {
			rs.set(ri.Arn, ri.Size, 0, status, ri.OpType, ri.endpoint, ri.secure, ri.Err)
		}
	case replication.Completed:
		if ri.OpType.IsDataReplication() {
			rs.set(ri.Arn, ri.Size, ri.Duration, status, ri.OpType, ri.endpoint, ri.secure, ri.Err)
		}
	case replication.Failed:
		if ri.OpType.IsDataReplication() && prevStatus == replication.Pending {

type replicatedTargetInfo struct {
	Arn                   string
	Size                  int64
	Duration              time.Duration
	ReplicationAction     replicationAction // full or metadata only
	OpType                replication.Type  // whether incoming replication, existing object, healing etc..
	ReplicationStatus     replication.StatusType
	PrevReplicationStatus replication.StatusType

		// reject removal of remote target if replication configuration is present
		rcfg, err := getReplicationConfig(ctx, bucket)
		if err == nil && rcfg != nil {
			for _, tgtArn := range rcfg.FilterTargetArns(replication.ObjectOpts{OpType: replication.AllReplicationType}) {
				if err == nil && (tgtArn == arnStr || rcfg.RoleArn == arnStr) {
					sys.RLock()
					_, ok := sys.arnRemotesMap[arnStr]
					sys.RUnlock()
					if ok {

	ReplicationStatusInternal  string
	VersionPurgeStatusInternal string
	VersionPurgeStatus         VersionPurgeStatusType
	ReplicationState           ReplicationState
	DeleteMarker               bool

	OpType               replication.Type
	EventType            string
	RetryCount           uint32
	ResetID              string
	Dsc                  ReplicateDecision
	ExistingObjResync    ResyncDecision

	}

	if !hasExistingObjEnabled {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrReplicationNoExistingObjects), r.URL)
		return
	}

	tgtArns := config.FilterTargetArns(
		replication.ObjectOpts{
			OpType:    replication.ResyncReplicationType,
			TargetArn: arn,
		})

	if len(tgtArns) == 0 {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErrWithErr(ErrBadRequest, InvalidArgument{
			Bucket: bucket,

            // Verify header encoding including ptype
            verify(mockBuffer, times(3)).enc_ndr_small(0); // minor version, ptype (REQUEST=0), and flags (all are 0)
        }

        @Test
        @DisplayName("encode should handle non-REQUEST ptype correctly")
        void testEncodeNonRequestPtype() throws NdrException {
            message.ptype = DcerpcConstants.RPC_PT_RESPONSE; // 2, not 0

            // Then
            assertNotNull(bindWithParams, "Constructor should create instance");
            assertEquals(0, bindWithParams.getOpnum(), "Opnum should be 0");
            assertEquals(11, bindWithParams.getPtype(), "Ptype should be 11 for bind message");
            assertEquals(DcerpcConstants.DCERPC_FIRST_FRAG | DcerpcConstants.DCERPC_LAST_FRAG, bindWithParams.getFlags(),
                    "Flags should be set for first and last fragment");

        private WitnessRegisterResponse response;
        
        public WitnessRegisterStub(WitnessRegisterRequest request) {
            this.request = request;
            this.ptype = 0;
            this.flags = DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG;
        }
        
        @Override
        public int getOpnum() { return WITNESS_REGISTER; }
        
        @Override

                securityProvider.unwrap(buf);
            }

            buf.setIndex(0);

            msg.decode_header(buf);

            off = 24;
            if (msg.ptype == 2 && !msg.isFlagSet(DCERPC_LAST_FRAG)) {
                off = msg.length;
            }

            frag = null;
            fbuf = null;
            while (!msg.isFlagSet(DCERPC_LAST_FRAG)) {

     * @throws DcerpcException
     * @throws NdrException
     */
    private byte[] receiveMoreFragments(final DcerpcMessage msg, byte[] in) throws IOException, DcerpcException, NdrException {
        int off = msg.ptype == 2 ? msg.length : 24;
        final byte[] fragBytes = new byte[this.max_recv];
        final NdrBuffer fragBuf = new NdrBuffer(fragBytes, 0);
        while (!msg.isFlagSet(DCERPC_LAST_FRAG)) {