- /* fields that help us in building strings */
- unsigned char bus_id[SYSFS_NAME_LEN];
- unsigned char program_result[NAME_SIZE];
- unsigned char kernel_number[NAME_SIZE];
- unsigned char kernel_name[NAME_SIZE];
+/* udev_sysfs.c */
+extern char sysfs_path[PATH_SIZE];
+extern int sysfs_init(void);
+extern void sysfs_cleanup(void);
+extern void sysfs_device_set_values(struct sysfs_device *dev, const char *devpath,
+ const char *subsystem, const char *driver);
+extern struct sysfs_device *sysfs_device_get(const char *devpath);
+extern struct sysfs_device *sysfs_device_get_parent(struct sysfs_device *dev);
+extern struct sysfs_device *sysfs_device_get_parent_with_subsystem(struct sysfs_device *dev, const char *subsystem);
+extern char *sysfs_attr_get_value(const char *devpath, const char *attr_name);
+extern int sysfs_resolve_link(char *path, size_t size);
+extern int sysfs_lookup_devpath_by_subsys_id(char *devpath, size_t len, const char *subsystem, const char *id);
+
+/* udev_node.c */
+extern int udev_node_mknod(struct udevice *udev, const char *file, dev_t devt, mode_t mode, uid_t uid, gid_t gid);
+extern void udev_node_update_symlinks(struct udevice *udev, struct udevice *udev_old);
+extern int udev_node_add(struct udevice *udev);
+extern int udev_node_remove(struct udevice *udev);
+
+/* udev_db.c */
+extern int udev_db_add_device(struct udevice *dev);
+extern int udev_db_delete_device(struct udevice *dev);
+extern int udev_db_get_device(struct udevice *udev, const char *devpath);
+extern int udev_db_get_devices_by_name(const char *name, struct list_head *name_list);
+extern int udev_db_get_all_entries(struct list_head *name_list);
+
+/* udev_utils.c */
+struct name_entry {
+ struct list_head node;
+ char name[PATH_SIZE];