*/
#define _GNU_SOURCE
+#define _FILE_OFFSET_BITS 64
#include <unistd.h>
#if !defined(__dietlibc__) && !defined(__KLIBC__)
extern __off64_t lseek64 __P ((int __fd, __off64_t __offset, int __whence));
int reshape_active;
unsigned long long reshape_progress;
int new_level, delta_disks, new_layout, new_chunk;
+ int errors;
+ int cache_size; /* size of raid456 stripe cache*/
+ int mismatch_cnt;
+ char text_version[50];
+
+ char sys_name[20];
+ struct mdinfo *devs;
+ struct mdinfo *next;
};
struct createinfo {
extern void map_add(struct map_ent **melp,
int devnum, int major, int minor, int uuid[4], char *path);
-/* Data structure for holding info read from sysfs */
-struct sysdev {
- char name[20];
- int role;
- int major, minor;
- unsigned long long offset, size;
- int state;
- int errors;
- struct sysdev *next;
-};
-struct sysarray {
- char name[20];
- struct sysdev *devs;
- int chunk;
- unsigned long long component_size;
- int layout;
- int level;
- int spares;
- int cache_size;
- int mismatch_cnt;
- int major_version, minor_version;
-};
/* various details can be requested */
#define GET_LEVEL 1
#define GET_LAYOUT 2
/* If fd >= 0, get the array it is open on,
* else use devnum. >=0 -> major9. <0.....
*/
-extern void sysfs_free(struct sysarray *sra);
-extern struct sysarray *sysfs_read(int fd, int devnum, unsigned long options);
-extern int sysfs_set_str(struct sysarray *sra, struct sysdev *dev,
+extern void sysfs_free(struct mdinfo *sra);
+extern struct mdinfo *sysfs_read(int fd, int devnum, unsigned long options);
+extern int sysfs_set_str(struct mdinfo *sra, struct mdinfo *dev,
char *name, char *val);
-extern int sysfs_set_num(struct sysarray *sra, struct sysdev *dev,
+extern int sysfs_set_num(struct mdinfo *sra, struct mdinfo *dev,
char *name, unsigned long long val);
-extern int sysfs_get_ll(struct sysarray *sra, struct sysdev *dev,
+extern int sysfs_get_ll(struct mdinfo *sra, struct mdinfo *dev,
char *name, unsigned long long *val);
extern struct superswitch {
- void (*examine_super)(void *sbv, char *homehost);
- void (*brief_examine_super)(void *sbv);
- void (*detail_super)(void *sbv, char *homehost);
- void (*export_super)(void *sbv);
- void (*brief_detail_super)(void *sbv);
- void (*uuid_from_super)(int uuid[4], void *sbv);
- void (*getinfo_super)(struct mdinfo *info, void *sbv);
- int (*match_home)(void *sbv, char *homehost);
- int (*update_super)(struct mdinfo *info, void *sbv, char *update,
+ void (*examine_super)(struct supertype *st, char *homehost);
+ void (*brief_examine_super)(struct supertype *st);
+ void (*detail_super)(struct supertype *st, char *homehost);
+ void (*export_super)(struct supertype *st);
+ void (*brief_detail_super)(struct supertype *st);
+ void (*uuid_from_super)(struct supertype *st, int uuid[4]);
+ void (*getinfo_super)(struct supertype *st, struct mdinfo *info);
+ int (*match_home)(struct supertype *st, char *homehost);
+ int (*update_super)(struct supertype *st, struct mdinfo *info,
+ char *update,
char *devname, int verbose,
int uuid_set, char *homehost);
- int (*init_super)(struct supertype *st, void **sbp, mdu_array_info_t *info, unsigned long long size, char *name, char *homehost, int *uuid);
- void (*add_to_super)(void *sbv, mdu_disk_info_t *dinfo);
- int (*store_super)(struct supertype *st, int fd, void *sbv);
- int (*write_init_super)(struct supertype *st, void *sbv, mdu_disk_info_t *dinfo, char *devname);
- int (*compare_super)(void **firstp, void *secondv);
- int (*load_super)(struct supertype *st, int fd, void **sbp, char *devname);
+ int (*init_super)(struct supertype *st, mdu_array_info_t *info,
+ unsigned long long size, char *name,
+ char *homehost, int *uuid);
+ void (*add_to_super)(struct supertype *st, mdu_disk_info_t *dinfo);
+ int (*store_super)(struct supertype *st, int fd);
+ int (*write_init_super)(struct supertype *st, mdu_disk_info_t *dinfo,
+ char *devname);
+ int (*compare_super)(struct supertype *st, struct supertype *tst);
+ int (*load_super)(struct supertype *st, int fd, char *devname);
struct supertype * (*match_metadata_desc)(char *arg);
__u64 (*avail_size)(struct supertype *st, __u64 size);
- int (*add_internal_bitmap)(struct supertype *st, void *sbv, int *chunkp,
+ int (*add_internal_bitmap)(struct supertype *st, int *chunkp,
int delay, int write_behind,
unsigned long long size, int may_change, int major);
- void (*locate_bitmap)(struct supertype *st, int fd, void *sbv);
- int (*write_bitmap)(struct supertype *st, int fd, void *sbv);
+ void (*locate_bitmap)(struct supertype *st, int fd);
+ int (*write_bitmap)(struct supertype *st, int fd);
+ void (*free_super)(struct supertype *st);
int major;
int swapuuid; /* true if uuid is bigending rather than hostendian */
} super0, super1, *superlist[];
struct superswitch *ss;
int minor_version;
int max_devs;
+ void *sb;
};
-extern struct supertype *super_by_version(int vers, int minor);
+extern struct supertype *super_by_fd(int fd);
extern struct supertype *guess_super(int fd);
+extern struct supertype *dup_super(struct supertype *st);
extern int get_dev_size(int fd, char *dname, unsigned long long *sizep);
extern void get_one_disk(int mdfd, mdu_array_info_t *ainf,
mdu_disk_info_t *disk);
extern void uuid_from_super(int uuid[4], mdp_super_t *super);
extern int same_uuid(int a[4], int b[4], int swapuuid);
extern void copy_uuid(void *a, int b[4], int swapuuid);
-/* extern int compare_super(mdp_super_t *first, mdp_super_t *second);*/
extern unsigned long calc_csum(void *super, int bytes);
extern int enough(int level, int raid_disks, int layout, int clean,
char *avail, int avail_disks);
projects / thirdparty / mdadm.git / blobdiff