2 * Copyright (c) 2007 Pawel Jakub Dawidek <pjd@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #ifndef _OPENSOLARIS_SYS_KSTAT_H_
30 #define _OPENSOLARIS_SYS_KSTAT_H_
32 #include <sys/sysctl.h>
34 #define KSTAT_TYPE_NAMED 1
36 #define KSTAT_FLAG_VIRTUAL 0x01
41 typedef struct kstat {
45 struct sysctl_ctx_list ks_sysctl_ctx;
46 struct sysctl_oid *ks_sysctl_root;
48 int (*ks_update)(struct kstat *, int); /* dynamic update */
49 void *ks_private; /* arbitrary provider-private data */
52 typedef struct kstat_named {
53 #define KSTAT_STRLEN 31
54 char name[KSTAT_STRLEN];
55 #define KSTAT_DATA_CHAR 0
56 #define KSTAT_DATA_INT32 1
57 #define KSTAT_DATA_UINT32 2
58 #define KSTAT_DATA_INT64 3
59 #define KSTAT_DATA_UINT64 4
61 #define KSTAT_DESCLEN 128
62 char desc[KSTAT_DESCLEN];
68 kstat_t *kstat_create(char *module, int instance, char *name, char *cls,
69 uchar_t type, ulong_t ndata, uchar_t flags);
70 void kstat_install(kstat_t *ksp);
71 void kstat_delete(kstat_t *ksp);
73 #endif /* _OPENSOLARIS_SYS_KSTAT_H_ */