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6 * modification, are permitted provided that the following conditions
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29 * @(#)mbufs.c 8.1 (Berkeley) 6/6/93
30 * $FreeBSD: src/usr.bin/systat/mbufs.c,v 1.10.2.1 2000/08/26 09:36:55 ps Exp $
33 #define _KERNEL_STRUCTURES
34 #include <sys/param.h>
35 #include <sys/types.h>
37 #include <sys/sysctl.h>
46 static struct mbstat *mb;
47 static u_long *m_mbtypes;
50 static struct mtnames {
55 { MT_HEADER, "headers"},
56 { MT_SONAME, "socknames"},
57 { MT_CONTROL, "control"},
58 { MT_OOBDATA, "oobdata"}
61 #define NNAMES (sizeof (mtnames) / sizeof (mtnames[0]))
66 return (subwin(stdscr, LINES-5-1, 0, 5, 0));
82 wmove(wnd, 0, 0); wclrtoeol(wnd);
84 "/0 /5 /10 /15 /20 /25 /30 /35 /40 /45 /50 /55 /60");
97 for (j = 0; j < wnd->_maxy; j++) {
99 for (i = 0; i < wnd->_maxy; i++) {
104 if (m_mbtypes[i] > max) {
113 for (i = 0; i < (int)NNAMES; i++)
114 if (mtnames[i].mt_type == idx)
115 mtname = mtnames[i].mt_name;
117 mvwprintw(wnd, 1+j, 0, "%10d", idx);
119 mvwprintw(wnd, 1+j, 0, "%-10.10s", mtname);
120 wmove(wnd, 1 + j, 10);
122 snprintf(buf, sizeof(buf), " %lu", max);
131 mb->m_mbufs -= m_mbtypes[idx];
135 mvwprintw(wnd, 1+j, 0, "%-10.10s", "free");
136 if (mb->m_mbufs > 60) {
137 snprintf(buf, sizeof(buf), " %ld", mb->m_mbufs);
139 while (mb->m_mbufs--)
149 wmove(wnd, 1+j, 0); wclrtobot(wnd);
155 size_t len, mbtypeslen;
157 if (sysctlbyname("kern.ipc.mbtypes", NULL, &mbtypeslen, NULL, 0) < 0) {
158 error("sysctl getting mbtypes size failed");
161 if ((m_mbtypes = calloc(1, mbtypeslen)) == NULL) {
162 error("calloc mbtypes failed");
165 nmbtypes = mbtypeslen / sizeof(*m_mbtypes);
168 if (sysctlbyname("kern.ipc.mbstat", 0, &len, 0, 0) < 0) {
169 error("sysctl getting mbstat size failed");
174 mb = (struct mbstat *)calloc(1, sizeof *mb);
184 if (sysctlbyname("kern.ipc.mbstat", mb, &len, 0, 0) < 0)
185 printw("sysctl: mbstat: %s", strerror(errno));
187 len = nmbtypes * sizeof *m_mbtypes;
188 if (sysctlbyname("kern.ipc.mbtypes", m_mbtypes, &len, 0, 0) < 0)
189 printw("sysctl: mbtypes: %s", strerror(errno));