}
static char vendor_str[64];
+static char vendor_str_enc[256];
+static const char *vendor_id = "";
static char model_str[64];
static char model_str_enc[256];
-static char vendor_str_enc[256];
+static const char *product_id = "";
static char serial_str[UTIL_NAME_SIZE];
static char packed_if_str[UTIL_NAME_SIZE];
static char revision_str[64];
static char type_str[64];
static char instance_str[64];
+static const char *ifnum;
+static const char *driver;
static int use_usb_info;
static int use_num_info;
u_int8_t bInterfaceProtocol;
u_int8_t iInterface;
} __attribute__((packed));
- int err;
+ int err = 0;
if (asprintf(&filename, "%s/descriptors", udev_device_get_syspath(dev)) < 0) {
err = -1;
}
out:
free(filename);
- return 0;
+ return err;
}
/*
* A unique USB identification is generated like this:
*
- * 1.) Get the USB device type from DeviceClass, InterfaceClass
- * and InterfaceSubClass
+ * 1.) Get the USB device type from InterfaceClass and InterfaceSubClass
* 2.) If the device type is 'Mass-Storage/SPC-2' or 'Mass-Storage/RBC'
* use the SCSI vendor and model as USB-Vendor and USB-model.
* 3.) Otherwise use the USB manufacturer and product as
static int usb_id(struct udev_device *dev)
{
struct udev *udev = udev_device_get_udev(dev);
- struct udev_device *dev_interface;
- struct udev_device *dev_usb;
+ struct udev_device *dev_interface = NULL;
+ struct udev_device *dev_usb = NULL;
const char *if_class, *if_subclass;
int if_class_num;
int protocol = 0;
dbg(udev, "syspath %s\n", udev_device_get_syspath(dev));
+ /* shortcut, if we are called directly for a "usb_device" type */
+ if (udev_device_get_devtype(dev) != NULL && strcmp(udev_device_get_devtype(dev), "usb_device") == 0) {
+ dev_if_packed_info(dev, packed_if_str, sizeof(packed_if_str));
+ dev_usb = dev;
+ goto fallback;
+ }
+
/* usb interface directory */
dev_interface = udev_device_get_parent_with_subsystem_devtype(dev, "usb", "usb_interface");
if (dev_interface == NULL) {
return 1;
}
+ ifnum = udev_device_get_sysattr_value(dev_interface, "bInterfaceNumber");
+ driver = udev_device_get_sysattr_value(dev_interface, "driver");
+
if_class = udev_device_get_sysattr_value(dev_interface, "bInterfaceClass");
if (!if_class) {
info(udev, "%s: cannot get bInterfaceClass attribute\n",
}
fallback:
+ vendor_id = udev_device_get_sysattr_value(dev_usb, "idVendor");
+ product_id = udev_device_get_sysattr_value(dev_usb, "idProduct");
+
/* fallback to USB vendor & device */
if (vendor_str[0] == '\0') {
const char *usb_vendor = NULL;
usb_vendor = udev_device_get_sysattr_value(dev_usb, "manufacturer");
if (!usb_vendor)
- usb_vendor = udev_device_get_sysattr_value(dev_usb, "idVendor");
+ usb_vendor = vendor_id;
if (!usb_vendor) {
info(udev, "No USB vendor information available\n");
usb_model = udev_device_get_sysattr_value(dev_usb, "product");
if (!usb_model)
- usb_model = udev_device_get_sysattr_value(dev_usb, "idProduct");
+ usb_model = product_id;
if (!usb_model) {
dbg(udev, "No USB model information available\n");
if (export) {
printf("ID_VENDOR=%s\n", vendor_str);
printf("ID_VENDOR_ENC=%s\n", vendor_str_enc);
+ printf("ID_VENDOR_ID=%s\n", vendor_id);
printf("ID_MODEL=%s\n", model_str);
printf("ID_MODEL_ENC=%s\n", model_str_enc);
+ printf("ID_MODEL_ID=%s\n", product_id);
printf("ID_REVISION=%s\n", revision_str);
printf("ID_SERIAL=%s\n", serial);
if (serial_str[0] != '\0')
printf("ID_SERIAL_SHORT=%s\n", serial_str);
- printf("ID_TYPE=%s\n", type_str);
+ if (type_str[0] != '\0')
+ printf("ID_TYPE=%s\n", type_str);
if (instance_str[0] != '\0')
printf("ID_INSTANCE=%s\n", instance_str);
printf("ID_BUS=usb\n");
if (packed_if_str[0] != '\0')
printf("ID_USB_INTERFACES=:%s\n", packed_if_str);
+ if (ifnum != NULL)
+ printf("ID_USB_INTERFACE_NUM=%s\n", ifnum);
+ if (driver != NULL)
+ printf("ID_USB_DRIVER=%s\n", driver);
} else
printf("%s\n", serial);
}