File: [local] / src / include / kvm.h (download)
Revision 1.5, Sat Jun 8 22:31:24 2002 UTC (21 years, 11 months ago) by art
Branch: MAIN
CVS Tags: OPENBSD_3_3_BASE, OPENBSD_3_3, OPENBSD_3_2_BASE, OPENBSD_3_2 Changes since 1.4: +7 -1 lines
Add a flag - KVM_NO_FILES which tells kvm_openfiles to not
open any files, just return an kvm handle that we can use to some
of the functions.
|
/* $OpenBSD: kvm.h,v 1.5 2002/06/08 22:31:24 art Exp $ */
/* $NetBSD: kvm.h,v 1.7 1996/04/19 12:02:50 leo Exp $ */
/*-
* Copyright (c) 1989, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)kvm.h 8.1 (Berkeley) 6/2/93
*/
#ifndef _KVM_H_
#define _KVM_H_
/* Default version symbol. */
#define VRS_SYM "_version"
#define VRS_KEY "VERSION"
/*
* Flag for kvm_open* that disables opening of any files. We're just
* interested in a handle to run sysctls.
*/
#define KVM_NO_FILES 0x80000000
#include <nlist.h>
#include <sys/cdefs.h>
#include <stdio.h>
__BEGIN_DECLS
typedef struct __kvm kvm_t;
struct kinfo_proc;
int kvm_close(kvm_t *);
int kvm_dump_inval(kvm_t *);
int kvm_dump_mkheader(kvm_t *, off_t);
int kvm_dump_wrtheader(kvm_t *, FILE *, int);
char **kvm_getargv(kvm_t *, const struct kinfo_proc *, int);
char **kvm_getenvv(kvm_t *, const struct kinfo_proc *, int);
char *kvm_geterr(kvm_t *);
int kvm_getloadavg(kvm_t *, double [], int);
char *kvm_getfiles(kvm_t *, int, int, int *);
struct kinfo_proc *
kvm_getprocs(kvm_t *, int, int, int *);
int kvm_nlist(kvm_t *, struct nlist *);
kvm_t *kvm_open
(const char *, const char *, const char *, int, const char *);
kvm_t *kvm_openfiles
(const char *, const char *, const char *, int, char *);
ssize_t kvm_read(kvm_t *, u_long, void *, size_t);
ssize_t kvm_write(kvm_t *, u_long, const void *, size_t);
__END_DECLS
#endif /* !_KVM_H_ */