xref: /dragonfly/sys/sys/kinfo.h (revision fe76c4fb)
1 /*
2  * Copyright (c) 2004 The DragonFly Project.  All rights reserved.
3  *
4  * This code is derived from software contributed to The DragonFly Project
5  * by Joerg Sonnenberger <joerg@bec.de>.
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  *
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in
15  *    the documentation and/or other materials provided with the
16  *    distribution.
17  * 3. Neither the name of The DragonFly Project nor the names of its
18  *    contributors may be used to endorse or promote products derived
19  *    from this software without specific, prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
25  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
27  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
29  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  *
34  * $DragonFly: src/sys/sys/kinfo.h,v 1.7 2006/06/08 18:25:48 dillon Exp $
35  */
36 
37 #ifndef _SYS_KINFO_H_
38 #define _SYS_KINFO_H_
39 
40 #ifndef _SYS_TYPES_H_
41 #include <sys/types.h>
42 #endif
43 #ifndef _SYS_PARAM_H_
44 #include <sys/param.h>
45 #endif
46 
47 struct kinfo_file {
48 	size_t	 f_size;	/* size of struct kinfo_file */
49 	pid_t	 f_pid;		/* owning process */
50 	uid_t	 f_uid;		/* effective uid of owning process */
51 	int	 f_fd;		/* descriptor number */
52 	void	*f_file;	/* address of struct file */
53 	short	 f_type;	/* descriptor type */
54 	int	 f_count;	/* reference count */
55 	int	 f_msgcount;	/* references from message queue */
56 	off_t	 f_offset;	/* file offset */
57 	void	*f_data;	/* file descriptor specific data */
58 	u_int	 f_flag;	/* flags (see fcntl.h) */
59 };
60 
61 /*
62  * CPU time statistics
63  */
64 struct kinfo_cputime {
65 	uint64_t	cp_user;
66 	uint64_t	cp_nice;
67 	uint64_t	cp_sys;
68 	uint64_t	cp_intr;
69 	uint64_t	cp_idle;
70 };
71 
72 /*
73  * CPU system/interrupt program counter sampler
74  */
75 #define PCTRACK_ARYSIZE	32	/* must be a power of 2 */
76 #define PCTRACK_ARYMASK	(PCTRACK_ARYSIZE - 1)
77 
78 struct kinfo_pcheader {
79 	int		pc_ntrack;	/* number of tracks per cpu (2) */
80 	int		pc_arysize;	/* size of storage array (32) */
81 };
82 
83 struct kinfo_pctrack {
84 	int		pc_index;
85 	void		*pc_array[PCTRACK_ARYSIZE];
86 };
87 
88 #define PCTRACK_SYS	0
89 #define PCTRACK_INT	1
90 #define PCTRACK_SIZE	2
91 
92 struct kinfo_clockinfo {
93 	int	ci_hz;		/* clock frequency */
94 	int	ci_tick;	/* micro-seconds per hz tick */
95 	int	ci_tickadj;	/* clock skew rate for adjtime() */
96 	int	ci_stathz;	/* statistics clock frequency */
97 	int	ci_profhz;	/* profiling clock frequency */
98 };
99 
100 struct kinfo_prison {
101 	int		 pr_version;
102 	int		 pr_id;
103 	char		 pr_path[MAXPATHLEN];
104 	char 		 pr_host[MAXHOSTNAMELEN];
105 	uint32_t	 pr_ip;
106 };
107 #define	KINFO_PRISON_VERSION	1
108 
109 #if defined(_KERNEL)
110 #ifdef SMP
111 #define cpu_time	cputime_percpu[mycpuid]
112 #else
113 #define cpu_time	cputime_percpu[0]
114 #endif
115 #endif
116 
117 #if defined(_KERNEL)
118 extern struct kinfo_cputime cputime_percpu[MAXCPU];
119 #endif
120 
121 #endif /* !_SYS_KINFO_H_ */
122