udev.h revision 821d0ec803a72841f173739f5b713fe847edab75
/*
* udev.h
*
* Userspace devfs
*
* Copyright (C) 2003 Greg Kroah-Hartman <greg@kroah.com>
* Copyright (C) 2003-2005 Kay Sievers <kay.sievers@vrfy.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation version 2 of the License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#ifndef _UDEV_H_
#define _UDEV_H_
#include <sys/types.h>
#include <sys/param.h>
#include "libsysfs/sysfs/libsysfs.h"
#include "list.h"
#define ALARM_TIMEOUT 120
#define COMMENT_CHARACTER '#'
#define LINE_SIZE 512
#define NAME_SIZE 128
#define PATH_SIZE 256
#define USER_SIZE 32
#define SEQNUM_SIZE 32
#define VALUE_SIZE 128
#define DEVD_DIR "/etc/dev.d"
#define DEVD_SUFFIX ".dev"
#define HOTPLUGD_DIR "/etc/hotplug.d"
#define HOTPLUG_SUFFIX ".hotplug"
#define DEFAULT_PARTITIONS_COUNT 15
enum device_type {
DEV_UNKNOWN,
DEV_CLASS,
DEV_BLOCK,
DEV_NET,
DEV_DEVICE,
};
struct udevice {
char devpath[PATH_SIZE];
char subsystem[NAME_SIZE];
char action[NAME_SIZE];
enum device_type type;
char name[PATH_SIZE];
char devname[PATH_SIZE];
struct list_head symlink_list;
char owner[USER_SIZE];
char group[USER_SIZE];
mode_t mode;
dev_t devt;
struct list_head run_list;
char tmp_node[PATH_SIZE];
int partitions;
int ignore_device;
int ignore_remove;
int config_line;
char config_file[PATH_SIZE];
char bus_id[NAME_SIZE];
char program_result[PATH_SIZE];
char kernel_number[NAME_SIZE];
char kernel_name[NAME_SIZE];
int test_run;
};
extern int udev_add_device(struct udevice *udev, struct sysfs_class_device *class_dev);
extern int udev_remove_device(struct udevice *udev);
extern void udev_init_config(void);
extern int udev_start(void);
extern void udev_multiplex_directory(struct udevice *udev, const char *basedir, const char *suffix);
extern int udev_make_node(struct udevice *udev, const char *file, dev_t devt, mode_t mode, uid_t uid, gid_t gid);
extern char sysfs_path[PATH_SIZE];
extern char udev_root[PATH_SIZE];
extern char udev_db_path[PATH_SIZE];
extern char udev_config_filename[PATH_SIZE];
extern char udev_rules_filename[PATH_SIZE];
extern int udev_log_priority;
extern int udev_run;
extern int udev_dev_d;
extern int udev_hotplug_d;
#endif