Clean up more #include files. Create an internal __boolean_t so two or
[dragonfly.git] / usr.bin / systat / mbufs.c
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1/*-
2 * Copyright (c) 1980, 1992, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
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32 *
33 * @(#)mbufs.c 8.1 (Berkeley) 6/6/93
34 * $FreeBSD: src/usr.bin/systat/mbufs.c,v 1.10.2.1 2000/08/26 09:36:55 ps Exp $
03d6a592 35 * $DragonFly: src/usr.bin/systat/mbufs.c,v 1.6 2006/05/21 03:43:47 dillon Exp $
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36 */
37
03d6a592 38#define _KERNEL_STRUCTURES
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39#include <sys/param.h>
40#include <sys/types.h>
41#include <sys/mbuf.h>
42#include <sys/sysctl.h>
43
44#include <errno.h>
45#include <stdlib.h>
46#include <string.h>
47#include <paths.h>
48#include "systat.h"
49#include "extern.h"
50
51static struct mbstat *mb;
52static u_long *m_mbtypes;
53static int nmbtypes;
54
55static struct mtnames {
56 int mt_type;
57 char *mt_name;
58} mtnames[] = {
59 { MT_DATA, "data"},
60 { MT_HEADER, "headers"},
61 { MT_SONAME, "socknames"},
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62 { MT_CONTROL, "control"},
63 { MT_OOBDATA, "oobdata"}
64};
65
66#define NNAMES (sizeof (mtnames) / sizeof (mtnames[0]))
67
68WINDOW *
1d1731fa 69openmbufs(void)
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70{
71 return (subwin(stdscr, LINES-5-1, 0, 5, 0));
72}
73
74void
1d1731fa 75closembufs(WINDOW *w)
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76{
77 if (w == NULL)
78 return;
79 wclear(w);
80 wrefresh(w);
81 delwin(w);
82}
83
84void
1d1731fa 85labelmbufs(void)
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86{
87 wmove(wnd, 0, 0); wclrtoeol(wnd);
88 mvwaddstr(wnd, 0, 10,
89 "/0 /5 /10 /15 /20 /25 /30 /35 /40 /45 /50 /55 /60");
90}
91
92void
1d1731fa 93showmbufs(void)
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94{
95 register int i, j, max, index;
96 char buf[10];
97 char *mtname;
98
99 if (mb == 0)
100 return;
101 for (j = 0; j < wnd->_maxy; j++) {
102 max = 0, index = -1;
103 for (i = 0; i < wnd->_maxy; i++) {
104 if (i == MT_FREE)
105 continue;
106 if (i >= nmbtypes)
107 break;
108 if (m_mbtypes[i] > max) {
109 max = m_mbtypes[i];
110 index = i;
111 }
112 }
113 if (max == 0)
114 break;
115
116 mtname = NULL;
117 for (i = 0; i < NNAMES; i++)
118 if (mtnames[i].mt_type == index)
119 mtname = mtnames[i].mt_name;
120 if (mtname == NULL)
121 mvwprintw(wnd, 1+j, 0, "%10d", index);
122 else
123 mvwprintw(wnd, 1+j, 0, "%-10.10s", mtname);
124 wmove(wnd, 1 + j, 10);
125 if (max > 60) {
126 snprintf(buf, sizeof(buf), " %d", max);
127 max = 60;
128 while (max--)
129 waddch(wnd, 'X');
130 waddstr(wnd, buf);
131 } else
132 while (max--)
133 waddch(wnd, 'X');
134 wclrtoeol(wnd);
135 mb->m_mbufs -= m_mbtypes[index];
136 m_mbtypes[index] = 0;
137 }
138 if (mb->m_mbufs) {
139 mvwprintw(wnd, 1+j, 0, "%-10.10s", "free");
140 if (mb->m_mbufs > 60) {
141 snprintf(buf, sizeof(buf), " %ld", mb->m_mbufs);
142 mb->m_mbufs = 60;
143 while (mb->m_mbufs--)
144 waddch(wnd, 'X');
145 waddstr(wnd, buf);
146 } else {
147 while(mb->m_mbufs--)
148 waddch(wnd, 'X');
149 }
150 wclrtoeol(wnd);
151 j++;
152 }
153 wmove(wnd, 1+j, 0); wclrtobot(wnd);
154}
155
156int
1d1731fa 157initmbufs(void)
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158{
159 size_t len, mbtypeslen;
160
161 if (sysctlbyname("kern.ipc.mbtypes", NULL, &mbtypeslen, NULL, 0) < 0) {
162 error("sysctl getting mbtypes size failed");
163 return 0;
164 }
165 if ((m_mbtypes = calloc(1, mbtypeslen)) == NULL) {
166 error("calloc mbtypes failed");
167 return 0;
168 }
169 nmbtypes = mbtypeslen / sizeof(*m_mbtypes);
170
171 len = 0;
172 if (sysctlbyname("kern.ipc.mbstat", 0, &len, 0, 0) < 0) {
173 error("sysctl getting mbstat size failed");
174 return 0;
175 }
176
177 if (mb == 0)
178 mb = (struct mbstat *)calloc(1, sizeof *mb);
179 return 1;
180}
181
182void
1d1731fa 183fetchmbufs(void)
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184{
185 size_t len;
186
187 len = sizeof *mb;
188 if (sysctlbyname("kern.ipc.mbstat", mb, &len, 0, 0) < 0)
189 printw("sysctl: mbstat: %s", strerror(errno));
190
191 len = nmbtypes * sizeof *m_mbtypes;
192 if (sysctlbyname("kern.ipc.mbtypes", m_mbtypes, &len, 0, 0) < 0)
193 printw("sysctl: mbtypes: %s", strerror(errno));
194}