NetBSD/include/kvm.h
joerg 6475789b74 Add kvm_dump_header and implement kvm_dump_wrtheader on top of it.
This function allows the caller finer control of how the writes happen
and doesn't force stdio as interface. Optimise clear_gap a bit to not
fill the gap byte-wise. Bump minor version of libkvm.
2007-11-08 20:48:04 +00:00

89 lines
3.3 KiB
C

/* $NetBSD: kvm.h,v 1.15 2007/11/08 20:48:04 joerg 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. 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*() to disable opening of kernel files - used
* by programs that use only sysctl() function to access kernel
* information.
*/
#define KVM_NO_FILES ((int)0x80000000)
#include <nlist.h>
#include <sys/cdefs.h>
#include <sys/types.h>
#include <stdbool.h>
#include <stdio.h>
__BEGIN_DECLS
typedef struct __kvm kvm_t;
struct kinfo_proc;
struct kinfo_proc2;
int kvm_close(kvm_t *);
int kvm_dump_inval(kvm_t *);
int kvm_dump_mkheader(kvm_t *, off_t);
int kvm_dump_header(kvm_t *, bool (*)(void *, const void *, size_t),
void *, int);
int kvm_dump_wrtheader(kvm_t *, FILE *, int);
char **kvm_getargv(kvm_t *, const struct kinfo_proc *, int);
char **kvm_getargv2(kvm_t *, const struct kinfo_proc2 *, int);
char **kvm_getenvv(kvm_t *, const struct kinfo_proc *, int);
char **kvm_getenvv2(kvm_t *, const struct kinfo_proc2 *, int);
char *kvm_geterr(kvm_t *);
int kvm_getloadavg(kvm_t *, double [], int);
char *kvm_getfiles(kvm_t *, int, int, int *);
struct kinfo_lwp *
kvm_getlwps(kvm_t *, int, u_long, size_t, int *);
struct kinfo_proc2 *
kvm_getproc2(kvm_t *, int, int, size_t, 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_ */