Here are the data structures with brief descriptions:
  _IXML_ATTR | Data structure representing an Attribute node |
| _IXML_CDATASection | Data structure representing a CDATA section node |
| _IXML_Document | Data structure representing the DOM Document |
| _IXML_Element | Data structure representing an Element node |
| _IXML_ElementStack | |
| _IXML_NamedNodeMap | Data structure representing a list of named nodes |
| _IXML_NamespaceURI | |
| _IXML_Node | Data structure common to all types of nodes |
| _IXML_NodeList | Data structure representing a list of nodes |
| _IXML_Text | Data structure representing a Text node |
| _Parser | |
| _uuid_upnp | |
| char_info | |
| cmdloop_commands | |
| document_type_t | |
| ErrorString | Structure to maintain a error code and string associated with the error code |
| FREELIST | |
| FREELISTNODE | |
| Handle_Info | |
| HOSTPORT | Represents a host port: e.g. "127.127.0.1:80" text is a token pointing to the full string representation |
| http_header_t | |
| http_message_t | |
| http_parser_t | |
| HTTPGETHANDLE | |
| HTTPPOSTHANDLE | |
| ixml_membuf | The ixml_membuf type |
| LINKEDLIST | |
| LISTNODE | |
| MD5Context | |
| membuffer | |
| memptr | |
| mserv_request_t | |
| MServerSockArray | |
| NOTIFY_THREAD_STRUCT | |
| scanner_t | |
| SClientSubscription | |
| SendInstruction | |
| SERVICE_INFO | |
| SERVICE_TABLE | |
| SEventSubscribe | |
| SOCKINFO | |
| ssdp_thread_data | |
| SsdpEventStruct | |
| ssdpsearcharg | |
| ssdpsearchreply | |
| SSDPSockArray | |
| SSSDPResultData | |
| str_int_entry | |
| SUBSCRIPTION | |
| SUpnpActionComplete | Internal implementation of the UpnpActionComplete object |
| SUpnpActionRequest | |
| SUpnpDiscovery | |
| SUpnpEvent | |
| SUpnpFileInfo | |
| SUpnpStateVarComplete | |
| SUpnpStateVarRequest | |
| SUpnpString | Internal implementation of the class UpnpString |
| SUpnpSubscriptionRequest | |
| TData | |
| THREADPOOL | A thread pool similar to the thread pool in the UPnP SDK |
| THREADPOOLATTR | |
| THREADPOOLJOB | |
| TIMEREVENT | |
| TIMERTHREAD | |
| TOKEN | Buffer used in parsinghttp messages, urls, etc. generally this simply holds a pointer into a larger array |
| TPOOLSTATS | |
| tv_service | |
| TvDevice | |
| TvDeviceNode | |
| TvService | |
| UPNP_TIMEOUT | |
| UpnpNonblockParam | |
| URI | Represents a URI used in parse_uri and elsewhere |
| URL_LIST | Represents a list of URLs as in the "callback" header of SUBSCRIBE message in GENA. "char *" URLs holds dynamic memory |
| uuid_node_t | |
| uuid_state | |
| virtual_Dir_List | |
| VirtualDirCallbacks | |
 xml_alias_t |
