86 static void check_ms_os_desc_v1(libusb_device_handle* device_handle, const std::string& serial) {  in check_ms_os_desc_v1()  argument
156     errx(1, "failed to find v1 MS OS descriptor specifying WinUSB for device %s", serial.c_str());  in check_ms_os_desc_v1()
159 static void check_ms_os_desc_v2(libusb_device_handle* device_handle, const std::string& serial) {  in check_ms_os_desc_v2()  argument
164         fprintf(stderr, "failed to get bos descriptor for device %s\n", serial.c_str());  in check_ms_os_desc_v2()
234         std::optional<std::string> serial =  in main()  local
236         if (!serial) {  in main()
237             errx(1, "failed to get serial for device %u:%u", libusb_get_bus_number(device),  in main()
241         if (expected_serial && *serial != expected_serial) {  in main()
242             fprintf(stderr, "skipping %s (wanted %s)\n", serial->c_str(), expected_serial);  in main()
248         fprintf(stderr, "fetching v1 OS descriptor from device %s\n", serial->c_str());  in main()
249         check_ms_os_desc_v1(device_handle, *serial);  in main()
250         fprintf(stderr, "found v1 OS descriptor for device %s\n", serial->c_str());  in main()
254         fprintf(stderr, "fetching v2 OS descriptor from device %s\n", serial->c_str());  in main()
255         check_ms_os_desc_v2(device_handle, *serial);  in main()
261         errx(1, "failed to find device with serial %s", expected_serial);  in main()