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1/*
2 * udev.h
3 *
4 * Userspace devfs
5 *
6 * Copyright (C) 2003 Greg Kroah-Hartman <greg@kroah.com>
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation version 2 of the License.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 675 Mass Ave, Cambridge, MA 02139, USA.
20 *
21 */
22
23#ifndef UDEV_H
24#define UDEV_H
25
0bad3406 26#include <sysfs/libsysfs.h>
00866ed2 27#include <stddef.h>
c076a2bd 28#include <sys/param.h>
f0083e3d 29
e8baccca 30#define COMMENT_CHARACTER '#'
6739707d 31
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32#define NAME_SIZE 100
33#define OWNER_SIZE 30
34#define GROUP_SIZE 30
765cbd97 35#define MODE_SIZE 8
185a35a4 36
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37/* length of public data */
38#define UDEVICE_LEN (offsetof(struct udevice, bus_id))
39
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40struct udevice {
41 char name[NAME_SIZE];
42 char owner[OWNER_SIZE];
43 char group[GROUP_SIZE];
44 char type;
45 int major;
46 int minor;
d45ea2b7 47 unsigned int mode; /* not mode_t due to conflicting definitions in different libcs */
3d150dfb 48 char symlink[NAME_SIZE];
50e5de03 49 int partitions;
f3b04a2e 50
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51 /* private data that help us in building strings */
52 char bus_id[SYSFS_NAME_LEN];
53 char program_result[NAME_SIZE];
54 char kernel_number[NAME_SIZE];
55 char kernel_name[NAME_SIZE];
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56};
57
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58#define strfieldcpy(to, from) \
59do { \
60 to[sizeof(to)-1] = '\0'; \
61 strncpy(to, from, sizeof(to)-1); \
62} while (0)
63
eb10f97f 64extern int udev_add_device(char *path, char *subsystem, int fake);
5840bc63 65extern int udev_remove_device(char *path, char *subsystem);
e8baccca 66extern void udev_init_config(void);
274812b5 67extern int parse_get_pair(char **orig_string, char **left, char **right);
a507a015 68
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69extern char **main_argv;
70extern char **main_envp;
c056c514 71extern char sysfs_path[SYSFS_PATH_MAX];
e8baccca 72extern char udev_root[PATH_MAX];
c056c514 73extern char udev_db_filename[PATH_MAX+NAME_MAX];
3836a3c4 74extern char udev_permissions_filename[PATH_MAX+NAME_MAX];
c056c514 75extern char udev_config_filename[PATH_MAX+NAME_MAX];
e8baccca 76extern char udev_rules_filename[PATH_MAX+NAME_MAX];
765cbd97 77extern char default_mode_str[MODE_SIZE];
74c73ef9 78extern char default_owner_str[OWNER_SIZE];
79extern char default_group_str[GROUP_SIZE];
51a8bb2f 80extern int udev_log;
961e4784 81extern int udev_sleep;
c056c514 82
f0083e3d 83#endif