+ SD_CAT_DEVICES = 1, /**< Devices, like portable music players */
+ SD_CAT_LAN, /**< LAN/WAN services, like Upnp or SAP */
+ SD_CAT_INTERNET, /**< Internet or Website channels services */
+ SD_CAT_MYCOMPUTER /**< Computer services, like Discs or Apps */
+};
+
+/**
+ * Service discovery control commands
+ */
+enum services_discovery_command_e
+{
+ SD_CMD_SEARCH = 1, /**< arg1 = query */
+ SD_CMD_DESCRIPTOR /**< arg1 = services_discovery_descriptor_t* */
+};
+
+/**
+ * Service discovery capabilities
+ */
+enum services_discovery_capability_e
+{
+ SD_CAP_SEARCH = 1 /**< One can search in the SD */