+SR_API struct sr_dev_driver *sr_dev_inst_driver_get(const struct sr_dev_inst *sdi);
+SR_API const char *sr_dev_inst_vendor_get(const struct sr_dev_inst *sdi);
+SR_API const char *sr_dev_inst_model_get(const struct sr_dev_inst *sdi);
+SR_API const char *sr_dev_inst_version_get(const struct sr_dev_inst *sdi);
+SR_API const char *sr_dev_inst_sernum_get(const struct sr_dev_inst *sdi);
+SR_API const char *sr_dev_inst_connid_get(const struct sr_dev_inst *sdi);
+SR_API GSList *sr_dev_inst_channels_get(const struct sr_dev_inst *sdi);
+SR_API GSList *sr_dev_inst_channel_groups_get(const struct sr_dev_inst *sdi);
+
+SR_API struct sr_dev_inst *sr_dev_inst_user_new(const char *vendor,
+ const char *model, const char *version);
+SR_API int sr_dev_inst_channel_add(struct sr_dev_inst *sdi, int index, int type, const char *name);
+