2 * Copyright (c) 1980, 1989, 1992, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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 * 4. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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29 * From: @(#)systat.h 8.1 (Berkeley) 6/6/93
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 */
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.
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 */
62 #define MAINWIN_ROW 3 /* top row for the main/lower window */
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))