35     int rc = libusb_get_active_config_descriptor(device, &config_desc);  in is_adb_device()  local
36     if (rc != 0) {  in is_adb_device()
39                 libusb_error_name(rc));  in is_adb_device()
63     int rc = libusb_get_descriptor(handle, type, index, result.data(), result.size());  in get_descriptor()  local
64     if (rc < 0) {  in get_descriptor()
65         fprintf(stderr, "libusb_get_descriptor failed: %s\n", libusb_error_name(rc));  in get_descriptor()
68     result.resize(rc);  in get_descriptor()
76     int rc = libusb_get_string_descriptor_ascii(  in get_string_descriptor()  local
78     if (rc < 0) {  in get_string_descriptor()
79         fprintf(stderr, "libusb_get_string_descriptor_ascii failed: %s\n", libusb_error_name(rc));  in get_string_descriptor()
82     result.resize(rc);  in get_string_descriptor()
109     int rc = libusb_control_transfer(device_handle, 0xC0, vendor_code, 0x00, 0x04, data.data(),  in check_ms_os_desc_v1()  local
111     if (rc != 0x10) {  in check_ms_os_desc_v1()
112         errx(1, "failed to retrieve MS OS v1 compat descriptor header: %s", libusb_error_name(rc));  in check_ms_os_desc_v1()
128     rc = libusb_control_transfer(device_handle, 0xC0, vendor_code, 0x00, 0x04, data.data(),  in check_ms_os_desc_v1()
130     if (static_cast<size_t>(rc) != data.size()) {  in check_ms_os_desc_v1()
131         errx(1, "failed to retrieve MS OS v1 compat descriptor: %s", libusb_error_name(rc));  in check_ms_os_desc_v1()
161     int rc = libusb_get_bos_descriptor(device_handle, &bos);  in check_ms_os_desc_v2()  local
163     if (rc != 0) {  in check_ms_os_desc_v2()
224         int rc = libusb_open(device, &device_handle);  in main()  local
225         if (rc != 0) {  in main()
227                     libusb_get_port_number(device), libusb_error_name(rc));  in main()