kvm.h revision 1.5
1/* $OpenBSD: kvm.h,v 1.5 2002/06/08 22:31:24 art Exp $ */ 2/* $NetBSD: kvm.h,v 1.7 1996/04/19 12:02:50 leo Exp $ */ 3 4/*- 5 * Copyright (c) 1989, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the University of 19 * California, Berkeley and its contributors. 20 * 4. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * @(#)kvm.h 8.1 (Berkeley) 6/2/93 37 */ 38 39#ifndef _KVM_H_ 40#define _KVM_H_ 41 42/* Default version symbol. */ 43#define VRS_SYM "_version" 44#define VRS_KEY "VERSION" 45 46/* 47 * Flag for kvm_open* that disables opening of any files. We're just 48 * interested in a handle to run sysctls. 49 */ 50#define KVM_NO_FILES 0x80000000 51 52#include <nlist.h> 53#include <sys/cdefs.h> 54#include <stdio.h> 55 56__BEGIN_DECLS 57 58typedef struct __kvm kvm_t; 59 60struct kinfo_proc; 61int kvm_close(kvm_t *); 62int kvm_dump_inval(kvm_t *); 63int kvm_dump_mkheader(kvm_t *, off_t); 64int kvm_dump_wrtheader(kvm_t *, FILE *, int); 65char **kvm_getargv(kvm_t *, const struct kinfo_proc *, int); 66char **kvm_getenvv(kvm_t *, const struct kinfo_proc *, int); 67char *kvm_geterr(kvm_t *); 68int kvm_getloadavg(kvm_t *, double [], int); 69char *kvm_getfiles(kvm_t *, int, int, int *); 70struct kinfo_proc * 71 kvm_getprocs(kvm_t *, int, int, int *); 72int kvm_nlist(kvm_t *, struct nlist *); 73kvm_t *kvm_open 74(const char *, const char *, const char *, int, const char *); 75kvm_t *kvm_openfiles 76(const char *, const char *, const char *, int, char *); 77ssize_t kvm_read(kvm_t *, u_long, void *, size_t); 78ssize_t kvm_write(kvm_t *, u_long, const void *, size_t); 79 80__END_DECLS 81 82#endif /* !_KVM_H_ */ 83