static void resolveSids(final DcerpcHandle handle, final LsaPolicyHandle policyHandle, final SID[] sids) throws IOException {
        final MsrpcLookupSids rpc = new MsrpcLookupSids(policyHandle, sids);
        handle.sendrecv(rpc);
        switch (rpc.retval) {
        case 0:
        case NtStatus.NT_STATUS_NONE_MAPPED:
        case 0x00000107: // NT_STATUS_SOME_NOT_MAPPED
            break;
        default:

    }
    
    public WitnessRegisterResponse register(WitnessRegisterRequest request) throws IOException {
        try {
            WitnessRegisterStub stub = new WitnessRegisterStub(request);
            handle.sendrecv(stub);
            return stub.getResponse();
        } catch (Exception e) {
            throw new IOException("Witness register RPC failed", e);
        }
    }
    

        DcerpcHandle handle = DcerpcHandle.getHandle("ncacn_np:" + getAddress().getHostAddress() + "[\\PIPE\\netdfs]", auth);
        try {
            rpc = new MsrpcDfsRootEnum(getServer());
            handle.sendrecv(rpc);
            if (rpc.retval != 0) {
                throw new SmbException(rpc.retval, true);
            }
            return rpc.getEntries();
        } finally {
            try {

                server = server + ":" + this.fileLocator.getPort();
            }
            try (DcerpcHandle handle = DcerpcHandle.getHandle("ncacn_np:" + server + "[\\PIPE\\srvsvc]", getContext())) {
                handle.sendrecv(rpc);
                if (rpc.retval != 0) {
                    throw new SmbException(rpc.retval, true);
                }
                aces = rpc.getSecurity();
                if (aces != null) {