xref: /freebsd/lib/libkvm/kvm.h (revision 380a989b3223d455375b4fae70fd0b9bdd43bafb)
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  *	$Id$
35  */
36 
37 #ifndef _KVM_H_
38 #define	_KVM_H_
39 
40 /* Default version symbol. */
41 #define	VRS_SYM		"_version"
42 #define	VRS_KEY		"VERSION"
43 
44 #include <nlist.h>
45 #include <sys/cdefs.h>
46 
47 #ifdef	_BSD_SIZE_T_
48 typedef	_BSD_SIZE_T_	size_t;
49 #undef	_BSD_SIZE_T_
50 #endif
51 
52 #ifdef	_BSD_SSIZE_T_
53 typedef	_BSD_SSIZE_T_	ssize_t;
54 #undef	_BSD_SSIZE_T_
55 #endif
56 
57 typedef struct __kvm kvm_t;
58 
59 struct kinfo_proc;
60 struct proc;
61 
62 __BEGIN_DECLS
63 int	  kvm_close __P((kvm_t *));
64 char	**kvm_getargv __P((kvm_t *, const struct kinfo_proc *, int));
65 char	**kvm_getenvv __P((kvm_t *, const struct kinfo_proc *, int));
66 char	 *kvm_geterr __P((kvm_t *));
67 int	  kvm_getloadavg __P((kvm_t *, double [], int));
68 char	 *kvm_getfiles __P((kvm_t *, int, int, int *));
69 struct kinfo_proc *
70 	  kvm_getprocs __P((kvm_t *, int, int, int *));
71 int	  kvm_nlist __P((kvm_t *, struct nlist *));
72 kvm_t	 *kvm_open
73 	    __P((const char *, const char *, const char *, int, const char *));
74 kvm_t	 *kvm_openfiles
75 	    __P((const char *, const char *, const char *, int, char *));
76 ssize_t	  kvm_read __P((kvm_t *, unsigned long, void *, size_t));
77 ssize_t	  kvm_uread
78 	    __P((kvm_t *, const struct proc *, unsigned long, char *, size_t));
79 ssize_t	  kvm_write __P((kvm_t *, unsigned long, const void *, size_t));
80 __END_DECLS
81 
82 #endif /* !_KVM_H_ */
83