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/*
* udev . h
*
* Userspace devfs
*
* Copyright ( C ) 2003 Greg Kroah - Hartman < greg @ kroah . com >
*
* 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 0213 9 , USA .
*
*/
# ifndef UDEV_H
# define UDEV_H
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# include "libsysfs/libsysfs.h"
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# include <stddef.h>
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# include <sys/param.h>
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# define COMMENT_CHARACTER '#'
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# define NAME_SIZE 100
# define OWNER_SIZE 30
# define GROUP_SIZE 30
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# define MODE_SIZE 8
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/* length of public data */
# define UDEVICE_LEN (offsetof(struct udevice, bus_id))
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struct udevice {
char name [ NAME_SIZE ] ;
char owner [ OWNER_SIZE ] ;
char group [ GROUP_SIZE ] ;
char type ;
int major ;
int minor ;
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unsigned int mode ; /* not mode_t due to conflicting definitions in different libcs */
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char symlink [ NAME_SIZE ] ;
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/* private data that help us in building strings */
char bus_id [ SYSFS_NAME_LEN ] ;
char program_result [ NAME_SIZE ] ;
char kernel_number [ NAME_SIZE ] ;
char kernel_name [ NAME_SIZE ] ;
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} ;
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# define strfieldcpy(to, from) \
do { \
to [ sizeof ( to ) - 1 ] = ' \0 ' ; \
strncpy ( to , from , sizeof ( to ) - 1 ) ; \
} while ( 0 )
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extern int udev_add_device ( char * path , char * subsystem , int fake ) ;
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extern int udev_remove_device ( char * path , char * subsystem ) ;
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extern void udev_init_config ( void ) ;
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extern int parse_get_pair ( char * * orig_string , char * * left , char * * right ) ;
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extern char * * main_argv ;
extern char * * main_envp ;
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extern char sysfs_path [ SYSFS_PATH_MAX ] ;
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extern char udev_root [ PATH_MAX ] ;
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extern char udev_db_filename [ PATH_MAX + NAME_MAX ] ;
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extern char udev_permissions_filename [ PATH_MAX + NAME_MAX ] ;
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extern char udev_config_filename [ PATH_MAX + NAME_MAX ] ;
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extern char udev_rules_filename [ PATH_MAX + NAME_MAX ] ;
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extern char default_mode_str [ MODE_SIZE ] ;
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extern char default_owner_str [ OWNER_SIZE ] ;
extern char default_group_str [ GROUP_SIZE ] ;
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extern int udev_log ;
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# endif