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kvm.h revision 1.11 
      1 /*	$NetBSD: kvm.h,v 1.11 2003/01/18 10:32:11 thorpej Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1989, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  *
     35  *	@(#)kvm.h	8.1 (Berkeley) 6/2/93
     36  */
     37 
     38 #ifndef _KVM_H_
     39 #define	_KVM_H_
     40 
     41 /* Default version symbol. */
     42 #define	VRS_SYM		"_version"
     43 #define	VRS_KEY		"VERSION"
     44 
     45 /*
     46  * Flag for kvm_open*() to disable opening of kernel files - used
     47  * by programs that use only sysctl() function to access kernel
     48  * information.
     49  */
     50 #define KVM_NO_FILES	0x80000000
     51 
     52 #include <nlist.h>
     53 #include <sys/cdefs.h>
     54 #include <sys/types.h>
     55 #include <stdio.h>
     56 
     57 __BEGIN_DECLS
     58 
     59 typedef struct __kvm kvm_t;
     60 
     61 struct kinfo_proc;
     62 struct kinfo_proc2;
     63 int	  kvm_close __P((kvm_t *));
     64 int	  kvm_dump_inval __P((kvm_t *));
     65 int	  kvm_dump_mkheader __P((kvm_t *, off_t));
     66 int	  kvm_dump_wrtheader __P((kvm_t *, FILE *, int));
     67 char	**kvm_getargv __P((kvm_t *, const struct kinfo_proc *, int));
     68 char	**kvm_getargv2 __P((kvm_t *, const struct kinfo_proc2 *, int));
     69 char	**kvm_getenvv __P((kvm_t *, const struct kinfo_proc *, int));
     70 char	**kvm_getenvv2 __P((kvm_t *, const struct kinfo_proc2 *, int));
     71 char	 *kvm_geterr __P((kvm_t *));
     72 int	  kvm_getloadavg __P((kvm_t *, double [], int));
     73 char	 *kvm_getfiles __P((kvm_t *, int, int, int *));
     74 struct kinfo_lwp *
     75 	  kvm_getlwps __P((kvm_t *, int, u_long, size_t, int *));
     76 struct kinfo_proc2 *
     77 	  kvm_getproc2 __P((kvm_t *, int, int, size_t, int *));
     78 struct kinfo_proc *
     79 	  kvm_getprocs __P((kvm_t *, int, int, int *));
     80 int	  kvm_nlist __P((kvm_t *, struct nlist *));
     81 kvm_t	 *kvm_open
     82 	    __P((const char *, const char *, const char *, int, const char *));
     83 kvm_t	 *kvm_openfiles
     84 	    __P((const char *, const char *, const char *, int, char *));
     85 ssize_t	  kvm_read __P((kvm_t *, u_long, void *, size_t));
     86 ssize_t	  kvm_write __P((kvm_t *, u_long, const void *, size_t));
     87 
     88 __END_DECLS
     89 
     90 #endif /* !_KVM_H_ */
     91