+#define KSTAT_TYPE_RAW 0 /* can be anything; ks_ndata >= 1 */
+#define KSTAT_TYPE_NAMED 1 /* name/value pair; ks_ndata >= 1 */
+#define KSTAT_TYPE_INTR 2 /* interrupt stats; ks_ndata == 1 */
+#define KSTAT_TYPE_IO 3 /* I/O stats; ks_ndata == 1 */
+#define KSTAT_TYPE_TIMER 4 /* event timer; ks_ndata >= 1 */
+#define KSTAT_NUM_TYPES 5
+
+#define KSTAT_DATA_CHAR 0
+#define KSTAT_DATA_INT32 1
+#define KSTAT_DATA_UINT32 2
+#define KSTAT_DATA_INT64 3
+#define KSTAT_DATA_UINT64 4
+#define KSTAT_DATA_LONG 5
+#define KSTAT_DATA_ULONG 6
+#define KSTAT_DATA_STRING 7
+#define KSTAT_NUM_DATAS 8
+
+#define KSTAT_INTR_HARD 0
+#define KSTAT_INTR_SOFT 1
+#define KSTAT_INTR_WATCHDOG 2
+#define KSTAT_INTR_SPURIOUS 3
+#define KSTAT_INTR_MULTSVC 4
+#define KSTAT_NUM_INTRS 5
+
+#define KSTAT_FLAG_VIRTUAL 0x01
+#define KSTAT_FLAG_VAR_SIZE 0x02
+#define KSTAT_FLAG_WRITABLE 0x04
+#define KSTAT_FLAG_PERSISTENT 0x08
+#define KSTAT_FLAG_DORMANT 0x10
+#define KSTAT_FLAG_UNSUPPORTED \
+ (KSTAT_FLAG_VAR_SIZE | KSTAT_FLAG_WRITABLE | \
+ KSTAT_FLAG_PERSISTENT | KSTAT_FLAG_DORMANT)
+
+
+#define KS_MAGIC 0x9d9d9d9d
+
+/* Dynamic updates */
+#define KSTAT_READ 0
+#define KSTAT_WRITE 1
+
+struct kstat_s;
+typedef struct kstat_s kstat_t;
+
+typedef int kid_t; /* unique kstat id */
+typedef int kstat_update_t(struct kstat_s *, int); /* dynamic update cb */
+
+typedef struct kstat_module {
+ char ksm_name[KSTAT_STRLEN+1]; /* module name */
+ struct list_head ksm_module_list; /* module linkage */
+ struct list_head ksm_kstat_list; /* list of kstat entries */
+ struct proc_dir_entry *ksm_proc; /* proc entry */
+} kstat_module_t;
+
+typedef struct kstat_raw_ops {
+ int (*headers)(char *buf, size_t size);
+ int (*data)(char *buf, size_t size, void *data);
+ void *(*addr)(kstat_t *ksp, loff_t index);
+} kstat_raw_ops_t;
+
+struct kstat_s {
+ int ks_magic; /* magic value */
+ kid_t ks_kid; /* unique kstat ID */
+ hrtime_t ks_crtime; /* creation time */
+ hrtime_t ks_snaptime; /* last access time */
+ char ks_module[KSTAT_STRLEN+1]; /* provider module name */
+ int ks_instance; /* provider module instance */
+ char ks_name[KSTAT_STRLEN+1]; /* kstat name */
+ char ks_class[KSTAT_STRLEN+1]; /* kstat class */
+ uchar_t ks_type; /* kstat data type */
+ uchar_t ks_flags; /* kstat flags */
+ void *ks_data; /* kstat type-specific data */
+ uint_t ks_ndata; /* # of data records */
+ size_t ks_data_size; /* size of kstat data section */
+ struct proc_dir_entry *ks_proc; /* proc linkage */
+ kstat_update_t *ks_update; /* dynamic updates */
+ void *ks_private; /* private data */
+ kmutex_t ks_private_lock; /* kstat private data lock */
+ kmutex_t *ks_lock; /* kstat data lock */
+ struct list_head ks_list; /* kstat linkage */
+ kstat_module_t *ks_owner; /* kstat module linkage */
+ kstat_raw_ops_t ks_raw_ops; /* ops table for raw type */
+ char *ks_raw_buf; /* buf used for raw ops */
+ size_t ks_raw_bufsize; /* size of raw ops buffer */
+};