/* * 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 02139, USA. * */ #ifndef _UDEV_H_ #define _UDEV_H_ #include <sys/param.h> #include "libsysfs/sysfs/libsysfs.h" #define ALARM_TIMEOUT 30 #define WAIT_FOR_FILE_SECONDS 10 #define WAIT_FOR_FILE_RETRY_FREQ 10 #define COMMENT_CHARACTER '#' #define NAME_SIZE 256 #define OWNER_SIZE 30 #define GROUP_SIZE 30 #define MODE_SIZE 8 #define ACTION_SIZE 32 #define DEVPATH_SIZE 256 #define SUBSYSTEM_SIZE 32 #define SEQNUM_SIZE 32 #define LINE_SIZE 256 #define FAKE 1 #define NOFAKE 0 /* length of public data to store in udevdb */ #define UDEVICE_LEN (offsetof(struct udevice, bus_id)) struct udevice { char name[NAME_SIZE]; char owner[OWNER_SIZE]; char group[GROUP_SIZE]; char type; int major; int minor; unsigned int mode; /* not mode_t due to conflicting definitions in different libcs */ char symlink[NAME_SIZE]; int partitions; int config_line; char config_file[NAME_SIZE]; long config_uptime; /* 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]; }; extern int udev_add_device(const char *path, const char *subsystem, int fake); extern int udev_remove_device(const char *path, const char *subsystem); extern void udev_init_config(void); extern int udev_start(void); extern int parse_get_pair(char **orig_string, char **left, char **right); extern void dev_d_send(struct udevice *dev, const char *subsystem, const char *devpath); extern char **main_argv; extern char **main_envp; extern char sysfs_path[SYSFS_PATH_MAX]; extern char udev_root[PATH_MAX]; extern char udev_db_filename[PATH_MAX+NAME_MAX]; extern char udev_permissions_filename[PATH_MAX+NAME_MAX]; extern char udev_config_filename[PATH_MAX+NAME_MAX]; extern char udev_rules_filename[PATH_MAX+NAME_MAX]; extern char default_mode_str[MODE_SIZE]; extern char default_owner_str[OWNER_SIZE]; extern char default_group_str[GROUP_SIZE]; extern int udev_log; extern int udev_sleep; extern int udev_dev_d; #endif