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 35 struct 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 */ 53 extern 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 70 extern void putint(int, int, int, int); 71 extern void putfloat(double, int, int, int, int, int); 72 extern void putlongdouble(long double, int, int, int, int, int); 73 74 int procinit(void); 75 void procgetinfo(void); 76 void proclabel(int col); 77 void procshow(int col, int hight, uint64_t totalswappages); 78