1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22/* 23 * Copyright (c) 1992 by Sun Microsystems, Inc. 24 */ 25 26#ifndef _KSTAT_H 27#define _KSTAT_H 28 29#pragma ident "%Z%%M% %I% %E% SMI" 30 31#include <sys/types.h> 32#include <sys/kstat.h> 33 34#ifdef __cplusplus 35extern "C" { 36#endif 37 38/* 39 * kstat_open() returns a pointer to a kstat_ctl_t. 40 * This is used for subsequent libkstat operations. 41 */ 42typedef struct kstat_ctl { 43 kid_t kc_chain_id; /* current kstat chain ID */ 44 kstat_t *kc_chain; /* pointer to kstat chain */ 45 int kc_kd; /* /dev/kstat descriptor */ 46} kstat_ctl_t; 47 48#ifdef __STDC__ 49extern kstat_ctl_t *kstat_open(void); 50extern int kstat_close(kstat_ctl_t *); 51extern kid_t kstat_read(kstat_ctl_t *, kstat_t *, void *); 52extern kid_t kstat_write(kstat_ctl_t *, kstat_t *, void *); 53extern kid_t kstat_chain_update(kstat_ctl_t *); 54extern kstat_t *kstat_lookup(kstat_ctl_t *, char *, int, char *); 55extern void *kstat_data_lookup(kstat_t *, char *); 56#else 57extern kstat_ctl_t *kstat_open(); 58extern int kstat_close(); 59extern kid_t kstat_read(); 60extern kid_t kstat_write(); 61extern kid_t kstat_chain_update(); 62extern kstat_t *kstat_lookup(); 63extern void *kstat_data_lookup(); 64#endif 65 66#ifdef __cplusplus 67} 68#endif 69 70#endif /* _KSTAT_H */ 71