+
+SR_PRIV int usb_get_port_path(libusb_device *dev, const char *path, int path_len)
+{
+ gchar s[64];
+ gchar tmp_s[8];
+ uint8_t port_numbers[32];
+ int i;
+
+ memset(port_numbers, 0, sizeof(port_numbers));
+ libusb_get_port_numbers(dev, port_numbers, sizeof(port_numbers));
+
+ g_snprintf((gchar*)&s, sizeof(s), "usb/%d-%d",
+ libusb_get_bus_number(dev), port_numbers[0]);
+
+ i = 1;
+ while (port_numbers[i]) {
+ g_snprintf(tmp_s, sizeof(tmp_s), ".%d", port_numbers[i]);
+ g_strlcat((gchar*)&s, tmp_s, sizeof(s));
+ i++;
+ }
+
+ g_strlcpy((gchar*)path, s, path_len);
+
+ return SR_OK;
+}