+/**
+ * Allocate and init a new user-generated device instance.
+ */
+SR_API struct sr_dev_inst *sr_dev_inst_user_new(const char *vendor,
+ const char *model, const char *version)
+{
+ struct sr_dev_inst *sdi;
+
+ sdi = sr_dev_inst_new();
+ sdi->vendor = g_strdup(vendor);
+ sdi->model = g_strdup(model);
+ sdi->version = g_strdup(version);
+ sdi->inst_type = SR_INST_USER;
+
+ return sdi;
+}
+
+/**
+ * Add a new channel to the specified device instance.
+ */
+SR_API int sr_dev_inst_channel_add(struct sr_dev_inst *sdi, int index, int type, const char *name)
+{
+ struct sr_channel *ch;
+
+ if (!sdi || sdi->inst_type != SR_INST_USER || index < 0)
+ return SR_ERR_ARG;
+
+ ch = sr_channel_new(index, type, TRUE, name);
+ if (!ch)
+ return SR_ERR;
+
+ sdi->channels = g_slist_append(sdi->channels, ch);
+
+ return SR_OK;
+}
+