1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1980, 1989, 1992, 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. Neither the name of the University nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32#include <sys/stdint.h>
33#include <curses.h>
34
35struct  cmdtab {
36	const char *c_name;		/* command name */
37	void	(*c_refresh)(void);	/* display refresh */
38	void	(*c_fetch)(void);	/* sets up data structures */
39	void	(*c_label)(void);	/* label display */
40	int	(*c_init)(void);	/* initialize namelist, etc. */
41	WINDOW	*(*c_open)(void);	/* open display */
42	void	(*c_close)(WINDOW *);	/* close display */
43	int	(*c_cmd)(const char *, const char *); /* display command interpreter */
44	void	(*c_reset)(void);	/* reset ``mode since'' display */
45	char	c_flags;		/* see below */
46};
47
48/*
49 * If we are started with privileges, use a kmem interface for netstat handling,
50 * otherwise use sysctl.
51 * In case of many open sockets, the sysctl handling might become slow.
52 */
53extern int use_kvm;
54
55#define	CF_INIT		0x1		/* been initialized */
56#define	CF_LOADAV	0x2		/* display w/ load average */
57#define	CF_ZFSARC	0x4		/* display w/ ZFS cache usage */
58
59#define	TCP	0x1
60#define	UDP	0x2
61
62#define	MAINWIN_ROW	3		/* top row for the main/lower window */
63
64#define GETSYSCTL(name, var) getsysctl(name, &(var), sizeof(var))
65#define KREAD(addr, buf, len)  kvm_ckread((addr), (buf), (len))
66#define NVAL(indx)  namelist[(indx)].n_value
67#define NPTR(indx)  (void *)NVAL((indx))
68#define NREAD(indx, buf, len) kvm_ckread(NPTR((indx)), (buf), (len))
69
70extern void putint(int, int, int, int);
71extern void putfloat(double, int, int, int, int, int);
72extern void putlongdouble(long double, int, int, int, int, int);
73
74int procinit(void);
75void procgetinfo(void);
76void proclabel(int col);
77void procshow(int col, int hight, uint64_t totalswappages);
78