this.bufferCacheSize = Config.getInt(p, "jcifs.smb.maxBuffers", 16);

        this.smbListSize = Config.getInt(p, "jcifs.smb.client.listSize", 65435);
        this.smbListCount = Config.getInt(p, "jcifs.smb.client.listCount", 200);

        this.smbAttributeExpiration = Config.getLong(p, "jcifs.smb.client.attrExpirationPeriod", 5000L);

     * 
     * @return maxmimum number of elements to request in a list request
     */
    int getListCount ();


    /**
     * 
     * Property <tt>jcifs.smb.client.listSize</tt> (int, default 65435)
     * 
     * @return maximum data size for list/info requests (known overhead is subtracted)
     */
    int getListSize ();


    /**
     * 
     * 

  EXPECT_TF_META("v", list_size, TF_ATTR_SHAPE, total_ndims);
  int64_t* values[list_size];
  int values_ndims[list_size];
  int64_t storage[total_ndims];
  TF_OperationGetAttrShapeList(oper, "v", values, values_ndims, list_size,
                               storage, total_ndims, s_);
  EXPECT_EQ(TF_OK, TF_GetCode(s_)) << TF_Message(s_);
  for (size_t i = 0; i < list_size; ++i) {
    EXPECT_EQ(ndims[i], values_ndims[i]) << i;

typedef struct TF_AttrMetadata {
  // A boolean: 1 if the attribute value is a list, 0 otherwise.
  unsigned char is_list;

  // Length of the list if is_list is true. Undefined otherwise.
  int64_t list_size;

  // Type of elements of the list if is_list != 0.
  // Type of the single value stored in the attribute if is_list == 0.
  TF_AttrType type;

  // Total size the attribute value.

    case tensorflow::AttrValue::kList:
      metadata.is_list = 1;
      metadata.list_size = 0;
      metadata.total_size = -1;
#define LIST_CASE(field, attr_type, ...)              \
  if (attr->list().field##_size() > 0) {              \
    metadata.type = attr_type;                        \
    metadata.list_size = attr->list().field##_size(); \
    __VA_ARGS__;                                      \