kvm.h revision 69896
1/*- 2 * Copyright (c) 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 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. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)kvm.h 8.1 (Berkeley) 6/2/93 34 * $FreeBSD: head/lib/libkvm/kvm.h 69896 2000-12-12 07:25:57Z mckusick $ 35 */ 36 37#ifndef _KVM_H_ 38#define _KVM_H_ 39 40#include <sys/cdefs.h> 41#include <machine/ansi.h> 42#include <nlist.h> 43 44/* Default version symbol. */ 45#define VRS_SYM "_version" 46#define VRS_KEY "VERSION" 47 48#ifdef _BSD_SIZE_T_ 49typedef _BSD_SIZE_T_ size_t; 50#undef _BSD_SIZE_T_ 51#endif 52 53#ifdef _BSD_SSIZE_T_ 54typedef _BSD_SSIZE_T_ ssize_t; 55#undef _BSD_SSIZE_T_ 56#endif 57 58typedef struct __kvm kvm_t; 59 60struct kinfo_proc; 61struct proc; 62 63struct kvm_swap { 64 char ksw_devname[32]; 65 int ksw_used; 66 int ksw_total; 67 int ksw_flags; 68 int ksw_reserved1; 69 int ksw_reserved2; 70}; 71 72#define SWIF_DUMP_TREE 0x0001 73#define SWIF_DEV_PREFIX 0x0002 74 75__BEGIN_DECLS 76int kvm_close __P((kvm_t *)); 77char **kvm_getargv __P((kvm_t *, const struct kinfo_proc *, int)); 78char **kvm_getenvv __P((kvm_t *, const struct kinfo_proc *, int)); 79char *kvm_geterr __P((kvm_t *)); 80char *kvm_getfiles __P((kvm_t *, int, int, int *)); 81int kvm_getloadavg __P((kvm_t *, double [], int)); 82struct kinfo_proc * 83 kvm_getprocs __P((kvm_t *, int, int, int *)); 84int kvm_getswapinfo __P((kvm_t *, struct kvm_swap *, int, int)); 85int kvm_nlist __P((kvm_t *, struct nlist *)); 86kvm_t *kvm_open 87 __P((const char *, const char *, const char *, int, const char *)); 88kvm_t *kvm_openfiles 89 __P((const char *, const char *, const char *, int, char *)); 90ssize_t kvm_read __P((kvm_t *, unsigned long, void *, size_t)); 91ssize_t kvm_uread 92 __P((kvm_t *, struct kinfo_proc *, unsigned long, char *, size_t)); 93ssize_t kvm_write __P((kvm_t *, unsigned long, const void *, size_t)); 94__END_DECLS 95 96#endif /* !_KVM_H_ */ 97