freebsd-dev/usr.bin/systat/systat.h
Michael Reifenberger 4551884596 systat -zarc to display disk activities like -vm
PR:		213310
Submitted by:	ota
MFH:		4 weeks
Differential Revision:	https://reviews.freebsd.org/D18726
2019-04-02 14:01:03 +00:00

75 lines
3.1 KiB
C

/*-
* SPDX-License-Identifier: BSD-3-Clause
*
* Copyright (c) 1980, 1989, 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* From: @(#)systat.h 8.1 (Berkeley) 6/6/93
* $FreeBSD$
*/
#include <curses.h>
struct cmdtab {
const char *c_name; /* command name */
void (*c_refresh)(void); /* display refresh */
void (*c_fetch)(void); /* sets up data structures */
void (*c_label)(void); /* label display */
int (*c_init)(void); /* initialize namelist, etc. */
WINDOW *(*c_open)(void); /* open display */
void (*c_close)(WINDOW *); /* close display */
int (*c_cmd)(const char *, const char *); /* display command interpreter */
void (*c_reset)(void); /* reset ``mode since'' display */
char c_flags; /* see below */
};
/*
* If we are started with privileges, use a kmem interface for netstat handling,
* otherwise use sysctl.
* In case of many open sockets, the sysctl handling might become slow.
*/
extern int use_kvm;
#define CF_INIT 0x1 /* been initialized */
#define CF_LOADAV 0x2 /* display w/ load average */
#define CF_ZFSARC 0x4 /* display w/ ZFS cache usage */
#define TCP 0x1
#define UDP 0x2
#define MAINWIN_ROW 3 /* top row for the main/lower window */
#define GETSYSCTL(name, var) getsysctl(name, &(var), sizeof(var))
#define KREAD(addr, buf, len) kvm_ckread((addr), (buf), (len))
#define NVAL(indx) namelist[(indx)].n_value
#define NPTR(indx) (void *)NVAL((indx))
#define NREAD(indx, buf, len) kvm_ckread(NPTR((indx)), (buf), (len))
extern void putint(int, int, int, int);
extern void putfloat(double, int, int, int, int, int);
extern void putlongdouble(long double, int, int, int, int, int);