static void gusb_main_device_open (GUsbDevice *device) { GError *error = NULL; guint8 idx; /* open */ if (!g_usb_device_open (device, &error)) { g_print ("failed to open: %s\n", error->message); g_error_free (error); return; } /* print info we can only get whilst open */ idx = g_usb_device_get_product_index (device); if (idx != 0x00) { gchar *product = g_usb_device_get_string_descriptor (device, idx, &error); if (product == NULL) { g_print ("failed to get string desc: %s\n", error->message); g_error_free (error); return; } g_print ("product: %s\n", product); } }
static void fu_provider_chug_get_firmware_version (FuProviderChugItem *item) { FuProviderChugPrivate *priv = GET_PRIVATE (item->provider_chug); guint16 major; guint16 micro; guint16 minor; guint8 idx; g_autoptr(GError) error = NULL; g_autofree gchar *version = NULL; /* try to get the version without claiming interface */ if (!g_usb_device_open (item->usb_device, &error)) { g_debug ("Failed to open, polling: %s", error->message); return; } idx = g_usb_device_get_custom_index (item->usb_device, G_USB_DEVICE_CLASS_VENDOR_SPECIFIC, 'F', 'W', NULL); if (idx != 0x00) { g_autofree gchar *tmp = NULL; tmp = g_usb_device_get_string_descriptor (item->usb_device, idx, NULL); if (tmp != NULL) { item->got_version = TRUE; g_debug ("obtained fwver using extension '%s'", tmp); fu_device_set_version (item->device, tmp); goto out; } } g_usb_device_close (item->usb_device, NULL); /* attempt to open the device and get the serial number */ if (!ch_device_open (item->usb_device, &error)) { g_debug ("Failed to claim interface, polling: %s", error->message); return; } ch_device_queue_get_firmware_ver (priv->device_queue, item->usb_device, &major, &minor, µ); if (!ch_device_queue_process (priv->device_queue, CH_DEVICE_QUEUE_PROCESS_FLAGS_NONE, NULL, &error)) { g_warning ("Failed to get serial: %s", error->message); goto out; } /* got things the old fashioned way */ item->got_version = TRUE; version = g_strdup_printf ("%i.%i.%i", major, minor, micro); g_debug ("obtained fwver using API '%s'", version); fu_device_set_version (item->device, version); out: /* we're done here */ g_clear_error (&error); if (!g_usb_device_close (item->usb_device, &error)) g_debug ("Failed to close: %s", error->message); }
/** * dfu_target_setup: * @target: a #DfuTarget * @error: a #GError, or %NULL * * Opens a DFU-capable target. * * Return value: %TRUE for success * * Since: 0.5.4 **/ static gboolean dfu_target_setup (DfuTarget *target, GError **error) { DfuTargetPrivate *priv = GET_PRIVATE (target); g_autoptr(GError) error_local = NULL; g_return_val_if_fail (DFU_IS_TARGET (target), FALSE); g_return_val_if_fail (error == NULL || *error == NULL, FALSE); /* already done */ if (priv->done_setup) return TRUE; /* get string */ if (priv->alt_idx != 0x00) { GUsbDevice *dev; dev = dfu_device_get_usb_dev (priv->device); priv->alt_name = g_usb_device_get_string_descriptor (dev, priv->alt_idx, NULL); } /* parse the DfuSe format according to UM0424 */ if (!dfu_target_parse_sectors (target, priv->alt_name, error)) return FALSE; /* add a dummy entry */ if (priv->sectors->len == 0) { DfuSector *sector; sector = dfu_sector_new (0x0, /* addr */ 0x0, /* size */ 0x0, /* size_left */ 0x0, /* zone */ 0x0, /* number */ DFU_SECTOR_CAP_READABLE | DFU_SECTOR_CAP_WRITEABLE); g_debug ("no UM0424 sector descripton in %s", priv->alt_name); g_ptr_array_add (priv->sectors, sector); } priv->done_setup = TRUE; return TRUE; }
static gboolean fu_altos_device_probe (FuDevice *device, GError **error) { FuAltosDevice *self = FU_ALTOS_DEVICE (device); GUsbDevice *usb_device = fu_usb_device_get_dev (FU_USB_DEVICE (self)); /* bootloader uses tty */ if (self->kind == FU_ALTOS_DEVICE_KIND_BOOTLOADER) return fu_altos_device_probe_bootloader (self, error); /* get version */ if (self->kind == FU_ALTOS_DEVICE_KIND_CHAOSKEY) { const gchar *version_prefix = "ChaosKey-hw-1.0-sw-"; guint8 version_idx; g_autofree gchar *version = NULL; g_autoptr(FuDeviceLocker) locker = NULL; /* open */ locker = fu_device_locker_new (usb_device, error); if (locker == NULL) return FALSE; /* get string */ version_idx = g_usb_device_get_product_index (usb_device); version = g_usb_device_get_string_descriptor (usb_device, version_idx, error); if (version == NULL) return FALSE; if (!g_str_has_prefix (version, version_prefix)) { g_set_error (error, FWUPD_ERROR, FWUPD_ERROR_NOT_SUPPORTED, "not a ChaosKey v1.0 device: %s", version); return FALSE; } fu_device_set_version (FU_DEVICE (self), version + 19); } /* success */ return TRUE; }
static gboolean moo_cb (GNode *node, gpointer data) { GUsbDevice *device = G_USB_DEVICE (node->data); GNode *n; guint i; const gchar *tmp; gchar *product = NULL; gchar *vendor = NULL; GString *str = NULL; if (device == NULL) { g_print ("Root Device\n"); return FALSE; } /* indent */ str = g_string_new (""); for (n = node; n->data != NULL; n = n->parent) g_string_append (str, " "); /* add bus:address */ g_string_append_printf (str, "%02x:%02x [%04x:%04x]", g_usb_device_get_bus (device), g_usb_device_get_address (device), g_usb_device_get_vid (device), g_usb_device_get_pid (device)); /* pad */ for (i = str->len; i < 30; i++) g_string_append (str, " "); /* We don't error check these as not all devices have these (and the device_open may have failed). */ g_usb_device_open (device, NULL); vendor = g_usb_device_get_string_descriptor (device, g_usb_device_get_manufacturer_index (device), NULL); product = g_usb_device_get_string_descriptor (device, g_usb_device_get_product_index (device), NULL); /* lookup from usb.ids */ if (vendor == NULL) { tmp = g_usb_device_get_vid_as_str (device); if (tmp != NULL) vendor = g_strdup (tmp); } if (product == NULL) { tmp = g_usb_device_get_pid_as_str (device); if (tmp != NULL) product = g_strdup (tmp); } /* a hub */ if (g_usb_device_get_device_class (device) == 0x09 && product == NULL) { product = g_strdup ("USB HUB"); } /* fall back to the VID/PID */ if (product == NULL) product = g_strdup ("Unknown"); if (vendor == NULL) vendor = g_strdup ("Unknown"); /* add bus:address */ g_string_append_printf (str, "%s - %s", vendor, product); g_free (product); g_free (vendor); g_print ("%s\n", str->str); g_string_free (str, TRUE); return FALSE; }
static gboolean fu_usb_device_open (FuDevice *device, GError **error) { FuUsbDevice *self = FU_USB_DEVICE (device); FuUsbDevicePrivate *priv = GET_PRIVATE (self); FuUsbDeviceClass *klass = FU_USB_DEVICE_GET_CLASS (device); guint idx; g_autoptr(FuDeviceLocker) locker = NULL; g_return_val_if_fail (FU_IS_USB_DEVICE (self), FALSE); g_return_val_if_fail (error == NULL || *error == NULL, FALSE); /* already open */ if (priv->usb_device_locker != NULL) return TRUE; /* open */ locker = fu_device_locker_new (priv->usb_device, error); if (locker == NULL) return FALSE; /* get vendor */ if (fu_device_get_vendor (device) == NULL) { idx = g_usb_device_get_manufacturer_index (priv->usb_device); if (idx != 0x00) { g_autofree gchar *tmp = NULL; tmp = g_usb_device_get_string_descriptor (priv->usb_device, idx, error); if (tmp == NULL) return FALSE; fu_device_set_vendor (device, tmp); } } /* get product */ if (fu_device_get_name (device) == NULL) { idx = g_usb_device_get_product_index (priv->usb_device); if (idx != 0x00) { g_autofree gchar *tmp = NULL; tmp = g_usb_device_get_string_descriptor (priv->usb_device, idx, error); if (tmp == NULL) return FALSE; fu_device_set_name (device, tmp); } } /* get serial number */ if (fu_device_get_serial (device) == NULL) { idx = g_usb_device_get_serial_number_index (priv->usb_device); if (idx != 0x00) { g_autofree gchar *tmp = NULL; tmp = g_usb_device_get_string_descriptor (priv->usb_device, idx, error); if (tmp == NULL) return FALSE; fu_device_set_serial (device, tmp); } } /* get version number, falling back to the USB device release */ idx = g_usb_device_get_custom_index (priv->usb_device, G_USB_DEVICE_CLASS_VENDOR_SPECIFIC, 'F', 'W', NULL); if (idx != 0x00) { g_autofree gchar *tmp = NULL; tmp = g_usb_device_get_string_descriptor (priv->usb_device, idx, NULL); fu_device_set_version (device, tmp); } /* get GUID from the descriptor if set */ idx = g_usb_device_get_custom_index (priv->usb_device, G_USB_DEVICE_CLASS_VENDOR_SPECIFIC, 'G', 'U', NULL); if (idx != 0x00) { g_autofree gchar *tmp = NULL; tmp = g_usb_device_get_string_descriptor (priv->usb_device, idx, NULL); fu_device_add_guid (device, tmp); } /* subclassed */ if (klass->open != NULL) { if (!klass->open (self, error)) return FALSE; } /* success */ priv->usb_device_locker = g_steal_pointer (&locker); return TRUE; }