kvm.h revision 181876
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 * 4. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)kvm.h 8.1 (Berkeley) 6/2/93 30 * $FreeBSD: head/lib/libkvm/kvm.h 181876 2008-08-19 19:55:33Z jhb $ 31 */ 32 33#ifndef _KVM_H_ 34#define _KVM_H_ 35 36#include <sys/cdefs.h> 37#include <sys/_types.h> 38#include <nlist.h> 39 40/* Default version symbol. */ 41#define VRS_SYM "_version" 42#define VRS_KEY "VERSION" 43 44#ifndef _SIZE_T_DECLARED 45typedef __size_t size_t; 46#define _SIZE_T_DECLARED 47#endif 48 49#ifndef _SSIZE_T_DECLARED 50typedef __ssize_t ssize_t; 51#define _SSIZE_T_DECLARED 52#endif 53 54typedef struct __kvm kvm_t; 55 56struct kinfo_proc; 57struct proc; 58 59struct kvm_swap { 60 char ksw_devname[32]; 61 int ksw_used; 62 int ksw_total; 63 int ksw_flags; 64 int ksw_reserved1; 65 int ksw_reserved2; 66}; 67 68#define SWIF_DEV_PREFIX 0x0002 69 70__BEGIN_DECLS 71int kvm_close(kvm_t *); 72char **kvm_getargv(kvm_t *, const struct kinfo_proc *, int); 73char **kvm_getenvv(kvm_t *, const struct kinfo_proc *, int); 74char *kvm_geterr(kvm_t *); 75char *kvm_getfiles(kvm_t *, int, int, int *); 76int kvm_getloadavg(kvm_t *, double [], int); 77int kvm_getmaxcpu(kvm_t *); 78void *kvm_getpcpu(kvm_t *, int); 79struct kinfo_proc * 80 kvm_getprocs(kvm_t *, int, int, int *); 81int kvm_getswapinfo(kvm_t *, struct kvm_swap *, int, int); 82int kvm_nlist(kvm_t *, struct nlist *); 83kvm_t *kvm_open 84 (const char *, const char *, const char *, int, const char *); 85kvm_t *kvm_openfiles 86 (const char *, const char *, const char *, int, char *); 87ssize_t kvm_read(kvm_t *, unsigned long, void *, size_t); 88ssize_t kvm_uread 89 (kvm_t *, struct kinfo_proc *, unsigned long, char *, size_t); 90ssize_t kvm_write(kvm_t *, unsigned long, const void *, size_t); 91__END_DECLS 92 93#endif /* !_KVM_H_ */ 94