// GetDeviceUsbStrings Gets USB device strings for manufacturer name, product
// name, and serial number if they are available.
func GetDeviceUsbStrings(index int) (string, string, string, error) {
var manufacturer *C.char
manufacturer = (*C.char)(C.calloc(1, 256))
defer C.free(unsafe.Pointer(manufacturer))
var product *C.char
product = (*C.char)(C.calloc(1, 256))
defer C.free(unsafe.Pointer(product))
var serial *C.char
serial = (*C.char)(C.calloc(1, 256))
defer C.free(unsafe.Pointer(serial))
// Returns 0 on success
retval := C.rtlsdr_get_device_usb_strings(
C.uint32_t(index),
manufacturer,
product,
serial)
if retval != 0 {
return "", "", "", fmt.Errorf("GetDeviceUsbStrings returned error value: %d", retval)
}
return C.GoString(manufacturer), C.GoString(product), C.GoString(serial), nil
}
// Get USB device strings.
//
// int rtlsdr_get_device_usb_strings(uint32_t index, char *manufact, char *product, char *serial);
// rtlsdr_get_device_usb_strings returns 0 on success
func GetDeviceUsbStrings(index int) (manufact, product, serial string, err int) {
m := make([]byte, 257) // includes space for NULL byte
p := make([]byte, 257)
s := make([]byte, 257)
err = int(C.rtlsdr_get_device_usb_strings(C.uint32_t(index),
(*C.char)(unsafe.Pointer(&m[0])),
(*C.char)(unsafe.Pointer(&p[0])),
(*C.char)(unsafe.Pointer(&s[0]))))
return string(m), string(p), string(s), err
}
// GetDeviceUsbStrings returns the information of a device by index.
func GetDeviceUsbStrings(index int) (manufact, product, serial string, err error) {
m := make([]byte, 257) // includes space for NULL byte
p := make([]byte, 257)
s := make([]byte, 257)
i := int(C.rtlsdr_get_device_usb_strings(C.uint32_t(index),
(*C.char)(unsafe.Pointer(&m[0])),
(*C.char)(unsafe.Pointer(&p[0])),
(*C.char)(unsafe.Pointer(&s[0]))))
return string(bytes.Trim(m, "\x00")), string(bytes.Trim(p, "\x00")),
string(bytes.Trim(s, "\x00")), libError(i)
}