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 35 extern "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 */ 42 typedef 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__ 49 extern kstat_ctl_t *kstat_open(void); 50 extern int kstat_close(kstat_ctl_t *); 51 extern kid_t kstat_read(kstat_ctl_t *, kstat_t *, void *); 52 extern kid_t kstat_write(kstat_ctl_t *, kstat_t *, void *); 53 extern kid_t kstat_chain_update(kstat_ctl_t *); 54 extern kstat_t *kstat_lookup(kstat_ctl_t *, char *, int, char *); 55 extern void *kstat_data_lookup(kstat_t *, char *); 56 #else 57 extern kstat_ctl_t *kstat_open(); 58 extern int kstat_close(); 59 extern kid_t kstat_read(); 60 extern kid_t kstat_write(); 61 extern kid_t kstat_chain_update(); 62 extern kstat_t *kstat_lookup(); 63 extern void *kstat_data_lookup(); 64 #endif 65 66 #ifdef __cplusplus 67 } 68 #endif 69 70 #endif /* _KSTAT_H */ 71