2 * Copyright (c) 1980, 1992, 1993
3 * The Regents of the University of California. All rights reserved.
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6 * modification, are permitted provided that the following conditions
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9 * notice, this list of conditions and the following disclaimer.
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14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
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30 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD$");
35 static const char sccsid[] = "@(#)mbufs.c 8.1 (Berkeley) 6/6/93";
38 #include <sys/param.h>
39 #include <sys/types.h>
41 #include <sys/sysctl.h>
51 static struct mbstat *mbstat;
52 static long *m_mbtypes;
53 static short nmbtypes;
55 static struct mtnames {
60 { MT_HEADER, "headers"},
61 { MT_SONAME, "socknames"},
62 { MT_CONTROL, "control"},
63 { MT_OOBDATA, "oobdata"}
65 #define NNAMES (sizeof (mtnames) / sizeof (mtnames[0]))
70 return (subwin(stdscr, LINES-3-1, 0, MAINWIN_ROW, 0));
86 wmove(wnd, 0, 0); wclrtoeol(wnd);
88 "/0 /5 /10 /15 /20 /25 /30 /35 /40 /45 /50 /55 /60");
99 totmbufs = mbstat->m_mbufs;
102 * Print totals for different mbuf types.
104 for (j = 0; j < wnd->_maxy; j++) {
106 for (i = 0; i < wnd->_maxy; i++) {
111 if (m_mbtypes[i] > max) {
120 for (i = 0; i < (int)NNAMES; i++)
121 if (mtnames[i].mt_type == idx)
122 mtname = mtnames[i].mt_name;
124 mvwprintw(wnd, 1+j, 0, "%10d", idx);
126 mvwprintw(wnd, 1+j, 0, "%-10.10s", mtname);
127 wmove(wnd, 1 + j, 10);
129 snprintf(buf, sizeof(buf), " %d", max);
142 * Print total number of free mbufs.
145 mvwprintw(wnd, 1+j, 0, "%-10.10s", "Mbufs");
147 snprintf(buf, sizeof(buf), " %lu", totmbufs);
159 wmove(wnd, 1+j, 0); wclrtobot(wnd);
167 len = sizeof *mbstat;
168 if ((mbstat = malloc(len)) == NULL) {
169 error("malloc mbstat failed");
172 if (sysctlbyname("kern.ipc.mbstat", mbstat, &len, NULL, 0) < 0) {
173 error("sysctl retrieving mbstat");
176 nmbtypes = mbstat->m_numtypes;
177 if ((m_mbtypes = calloc(nmbtypes, sizeof(long *))) == NULL) {
178 error("calloc m_mbtypes failed");
190 len = sizeof *mbstat;
191 if (sysctlbyname("kern.ipc.mbstat", mbstat, &len, NULL, 0) < 0)
192 printw("sysctl: mbstat: %s", strerror(errno));