#define _BCACHE_H
#include <linux/bcache.h>
+#include <dirent.h>
typedef __u8 u8;
typedef __u16 u16;
typedef __s64 s64;
#define SB_START (SB_SECTOR * 512)
-
+#define MAX_PATH 256
+#define MAX_DEVS MAX_CACHES_PER_SET
#define max(x, y) ({ \
typeof(x) _max1 = (x); \
(void) (&_max1 == &_max2); \
_max1 > _max2 ? _max1 : _max2; })
-
extern const char * const cache_state[];
extern const char * const replacement_policies[];
extern const char * const csum_types[];
const char *, uuid_le);
int dev_open(const char *, bool);
void write_cache_sbs(int *, struct cache_sb *, unsigned, unsigned *, int);
-void next_cache_device(struct cache_sb *, unsigned, unsigned, unsigned, bool);
+void next_cache_device(struct cache_sb *, unsigned, int, unsigned, bool);
unsigned get_blocksize(const char *);
long strtoul_or_die(const char *, size_t, const char *);
void show_super_backingdev(struct cache_sb *, bool);
void show_super_cache(struct cache_sb *, bool);
-struct cache_sb *query_dev(char *, bool);
-int list_cachesets(char *);
+enum sysfs_attr {SET_ATTR, CACHE_ATTR, INTERNAL_ATTR};
+
+static const char *set_attrs[] = {
+ "btree_flush_delay",
+ "btree_scan_ratelimit",
+ "bucket_reserve_percent",
+ "cache_reserve_percent",
+ "checksum_type",
+ "congested_read_threshold_us",
+ "congested_write_threshold_us",
+ "data_replicas",
+ "errors",
+ "foreground_target_percent",
+ "gc_sector_percent",
+ "journal_delay_ms",
+ "meta_replicas",
+ "sector_reserve_percent",
+ "tiering_percent",
+ NULL
+};
+
+static const char *cache_attrs[] = {
+ "cache_replacement_policy",
+ "discard",
+ "state",
+ "tier",
+ NULL
+};
+
+static const char *internal_attrs[] = {
+ "btree_shrinker_disabled",
+ "copy_gc_enabled",
+ "foreground_write_rate",
+ "tiering_enabled",
+ "tiering_rate",
+ NULL
+};
+
+enum sysfs_attr sysfs_attr_type(char *attr);
+void sysfs_attr_list();
+
+struct cache_sb *query_dev(char *, bool, bool, bool, char *dev_uuid);
+char *list_cachesets(char *, bool);
char *parse_array_to_list(char *const *);
-int register_bcache();
-int probe(char *, int);
-void print_dev_info(struct cache_sb *, bool);
-void sb_state(struct cache_sb *, char *);
-
+char *register_bcache(char *const *);
+char *unregister_bcache(char *const *);
+char *probe(char *, int);
+char *read_stat_dir(DIR *, char *, char *, char *);
+char *find_matching_uuid(char *, char *, const char*);
+char *add_devices(char *const *, char *);
+char *remove_device(const char *, bool);
+char *bcache_get_capacity(const char *, const char *, bool);
+char *dev_name(const char *);
+char *device_set_failed(const char *dev_uuid, const char *set_uuid);
#define csum_set(i, type) \
({ \