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[dragonfly.git] / sys / sys / kinfo.h
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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 *
cc1d939b 34 * $DragonFly: src/sys/sys/kinfo.h,v 1.13 2007/02/18 16:17:09 corecode Exp $
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35 */
36
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37#ifndef _SYS_KINFO_H_
38#define _SYS_KINFO_H_
7b124c9f 39
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40#ifndef _KERNEL_STRUCTURES
41#define _KERNEL_STRUCTURES
42#endif
43
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44#ifndef _SYS_TYPES_H_
45#include <sys/types.h>
46#endif
47#ifndef _SYS_PARAM_H_
48#include <sys/param.h>
49#endif
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50#include <sys/resource.h>
51#include <sys/rtprio.h>
164b8401 52#include <sys/proc.h>
1bd40720 53
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54struct kinfo_file {
55 size_t f_size; /* size of struct kinfo_file */
56 pid_t f_pid; /* owning process */
57 uid_t f_uid; /* effective uid of owning process */
58 int f_fd; /* descriptor number */
59 void *f_file; /* address of struct file */
60 short f_type; /* descriptor type */
61 int f_count; /* reference count */
62 int f_msgcount; /* references from message queue */
63 off_t f_offset; /* file offset */
64 void *f_data; /* file descriptor specific data */
65 u_int f_flag; /* flags (see fcntl.h) */
66};
67
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68/*
69 * CPU time statistics
70 */
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71struct kinfo_cputime {
72 uint64_t cp_user;
73 uint64_t cp_nice;
74 uint64_t cp_sys;
75 uint64_t cp_intr;
76 uint64_t cp_idle;
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77 uint64_t cp_unused01;
78 uint64_t cp_unused02;
79 uint64_t cp_unused03;
80 uint64_t cp_stallpc; /* code stall address */
81 char cp_msg[32]; /* code stall token or mplock */
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82};
83
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84/*
85 * CPU system/interrupt program counter sampler
86 */
87#define PCTRACK_ARYSIZE 32 /* must be a power of 2 */
88#define PCTRACK_ARYMASK (PCTRACK_ARYSIZE - 1)
89
90struct kinfo_pcheader {
91 int pc_ntrack; /* number of tracks per cpu (2) */
92 int pc_arysize; /* size of storage array (32) */
93};
94
95struct kinfo_pctrack {
96 int pc_index;
97 void *pc_array[PCTRACK_ARYSIZE];
98};
99
100#define PCTRACK_SYS 0
101#define PCTRACK_INT 1
102#define PCTRACK_SIZE 2
103
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104struct kinfo_clockinfo {
105 int ci_hz; /* clock frequency */
106 int ci_tick; /* micro-seconds per hz tick */
107 int ci_tickadj; /* clock skew rate for adjtime() */
108 int ci_stathz; /* statistics clock frequency */
109 int ci_profhz; /* profiling clock frequency */
110};
111
5dfd06ac 112/*
ef02d0e1 113 * Structure definition for the lwp-specific data in struct kinfo_proc.
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114 */
115struct kinfo_lwp {
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116 pid_t kl_pid; /* PID of our associated proc */
117 lwpid_t kl_tid; /* thread id */
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118
119 int kl_flags; /* LWP_ flags */
164b8401 120 enum lwpstat kl_stat; /* LS* lwp status */
cc1d939b 121 int kl_lock; /* lwp lock (prevent destruct) count */
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122 int kl_tdflags; /* thread flags */
123 int kl_mpcount; /* MP lock held count */
124 int kl_prio; /* scheduling priority */
125 int kl_tdprio; /* lwkt sched priority */
126 struct rtprio kl_rtprio; /* real-time scheduling prio */
127
128 /* accounting */
129 uint64_t kl_uticks; /* time accounting */
130 uint64_t kl_sticks;
131 uint64_t kl_iticks;
132 uint64_t kl_cpticks; /* sched quantums used */
133 u_int kl_pctcpu; /* percentage cputime */
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134 u_int kl_slptime; /* time since last blocked */
135 int kl_origcpu; /* originally scheduled on cpu */
136 int kl_estcpu;
137 int kl_cpuid; /* CPU this lwp was last scheduled on */
138
139 struct rusage kl_ru; /* resource usage stats */
140
141 sigset_t kl_siglist; /* pending signals */
142 sigset_t kl_sigmask; /* masked signals */
8ddceaf5 143#define WMESGLEN 8
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144 uintptr_t kl_wchan; /* waiting channel */
145 char kl_wmesg[WMESGLEN+1]; /* waiting message */
146};
147
148/*
149 * KERN_PROC subtype ops return arrays of normalized proc structures:
150 */
151struct kinfo_proc {
152 uintptr_t kp_paddr; /* address of this proc */
153
154 /* proc information */
155 int kp_flags;
164b8401 156 enum procstat kp_stat;
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157 int kp_lock;
158 int kp_acflag; /* accounting flags */
159 int kp_traceflag;
160
161 uintptr_t kp_fd; /* address of the proc's files */
162
163 sigset_t kp_siglist;
164 sigset_t kp_sigignore;
165 sigset_t kp_sigcatch;
166 int kp_sigflag; /* from ps_flag */
167 struct timeval kp_start;
168
169 char kp_comm[MAXCOMLEN+1];
170
171 /* cred information */
172 uid_t kp_uid;
173 short kp_ngroups;
174 gid_t kp_groups[NGROUPS];
175 uid_t kp_ruid;
176 uid_t kp_svuid;
177 gid_t kp_rgid;
178 gid_t kp_svgid;
179
180 pid_t kp_pid; /* process id */
181 pid_t kp_ppid; /* parent process id */
182 pid_t kp_pgid; /* process group id */
183 int kp_jobc; /* job control counter */
184 pid_t kp_sid; /* session id */
185 char kp_login[roundup(MAXLOGNAME, sizeof(long))]; /* setlogin() name */
186 dev_t kp_tdev; /* controlling tty dev */
187 pid_t kp_tpgid; /* tty process group id */
188 pid_t kp_tsid; /* tty session id */
189
190 u_short kp_exitstat; /* exit status information */
191 int kp_nthreads;
192 int kp_nice;
08f2f1bb 193 unsigned int kp_swtime;
5dfd06ac 194
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195 vm_size_t kp_vm_map_size; /* vmmap virtual size in bytes */
196 segsz_t kp_vm_rssize; /* resident set size in pages */
197 segsz_t kp_vm_swrss; /* rss before last swap in pages */
198 segsz_t kp_vm_tsize; /* text size in pages */
199 segsz_t kp_vm_dsize; /* data size in pages */
200 segsz_t kp_vm_ssize; /* stack size in pages */
201 u_int kp_vm_prssize; /* proportional rss in pages */
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202
203 int kp_jailid;
204
205 struct rusage kp_ru;
206 struct rusage kp_cru;
207
208 int kp_auxflags; /* generated flags */
209#define KI_CTTY 1
210#define KI_SLEADER 2
211
212 struct kinfo_lwp kp_lwp;
213
214 int kp_spare[4];
215};
216
217struct proc;
218struct lwp;
ef02d0e1 219struct thread;
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220
221void fill_kinfo_proc(struct proc *, struct kinfo_proc *);
222void fill_kinfo_lwp(struct lwp *, struct kinfo_lwp *);
ef02d0e1 223void fill_kinfo_proc_kthread(struct thread *, struct kinfo_proc *);
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224
225#define KINFO_NEXT(kp) ((union kinfo *)((uintptr_t)kp + kp->gen.len))
226#define KINFO_END(kp) (kp->gen.type == KINFO_TYPE_END)
227
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228#if defined(_KERNEL)
229#ifdef SMP
230#define cpu_time cputime_percpu[mycpuid]
231#else
232#define cpu_time cputime_percpu[0]
233#endif
234#endif
235
236#if defined(_KERNEL)
237extern struct kinfo_cputime cputime_percpu[MAXCPU];
238#endif
239
ad9b9267 240#endif /* !_SYS_KINFO_H_ */