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/*
* mdctl - manage Linux "md" devices aka RAID arrays.
*
* Copyright (C) 2001 Neil Brown <neilb@cse.unsw.edu.au>
*
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author: Neil Brown
* Email: <neilb@cse.unsw.edu.au>
* Paper: Neil Brown
* School of Computer Science and Engineering
* The University of New South Wales
* Sydney, 2052
* Australia
*/
#define __USE_LARGEFILE64
#include <unistd.h>
extern __off64_t lseek64 __P ((int __fd, __off64_t __offset, int __whence));
#include <sys/types.h>
#include <sys/stat.h>
#include <stdlib.h>
#include <time.h>
#include <getopt.h>
#include <fcntl.h>
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include <linux/kdev_t.h>
#include <linux/fs.h>
#include <sys/ioctl.h>
#define MD_MAJOR 9
#include "md_u.h"
#define Name "mdctl"
extern char short_options[];
extern struct option long_options[];
extern char Version[], Usage[], Help[], Help_create[], Help_build[], Help_assemble[];
/* structures read from config file */
/* List of mddevice names and uuids */
typedef struct mddev_uuid_s {
char *devname;
__u32 uuid[4];
struct mddev_uuid_s *next;
} *mddev_uuid_t;
/* List of device names - wildcards expanded */
typedef struct mddev_dev_s {
char *devname;
struct mddev_dev_s *next;
} *mddev_dev_t;
typedef struct mapping {
char *name;
int num;
} mapping_t;
extern char *map_num(mapping_t *map, int num);
extern int map_name(mapping_t *map, char *name);
extern mapping_t r5layout[], pers[];
extern char *map_dev(int major, int minor);
extern int Manage_ro(char *devname, int fd, int readonly);
extern int Manage_runstop(char *devname, int fd, int runstop);
extern int Manage_subdevs(char *devname, int fd,
int devcnt, char *devnames[], int devmodes[]);
extern int Assemble(char *mddev, int mdfd,
int uuid[4], int uuidset,
char *conffile, int scan,
int subdevs, char *subdev[],
int readonly, int runstop,
int verbose, int force);
extern int Build(char *mddev, int mdfd, int chunk, int level,
int raiddisks,
int subdevs, char *subdev[]);
extern int Create(char *mddev, int mdfd,
int chunk, int level, int layout, int size, int raiddisks, int sparedisks,
int subdevs, char *subdev[],
int runstop, int verbose);
extern int Detail(char *dev);
extern int Examine(char *dev);
extern int md_get_version(int fd);
extern int get_linux_version();
extern int parse_uuid(char *str, int uuid[4]);
extern int check_ext2(int fd, char *name);
extern int check_reiser(int fd, char *name);
extern int check_raid(int fd, char *name);
extern mddev_uuid_t conf_get_uuids(char *);
extern mddev_dev_t conf_get_devs(char *);
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