/* * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * "Portions Copyright (c) 1999 Apple Computer, Inc. All Rights * Reserved. This file contains Original Code and/or Modifications of * Original Code as defined in and that are subject to the Apple Public * Source License Version 1.0 (the 'License'). You may not use this file * except in compliance with the License. Please obtain a copy of the * License at http://www.apple.com/publicsource and read it before using * this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the * License for the specific language governing rights and limitations * under the License." * * @APPLE_LICENSE_HEADER_END@ */ /* * Copyright (c) 1983, 1988, 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. 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. */ #include #include #include #include #include #include "netstat.h" #include /* To get Appletalk message/mbuf types */ #define YES 1 typedef int bool; struct mbstat mbstat; static struct mbtypes { int mt_type; char *mt_name; } mbtypes[] = { { MT_DATA, "data" }, { MT_OOBDATA, "oob data" }, { MT_CONTROL, "ancillary data" }, { MT_HEADER, "packet headers" }, { MT_SOCKET, "socket structures" }, /* XXX */ { MT_PCB, "protocol control blocks" }, /* XXX */ { MT_RTABLE, "routing table entries" }, /* XXX */ { MT_HTABLE, "IMP host table entries" }, /* XXX */ { MT_ATABLE, "address resolution tables" }, { MT_FTABLE, "fragment reassembly queue headers" }, /* XXX */ { MT_SONAME, "socket names and addresses" }, { MT_SOOPTS, "socket options" }, { MT_RIGHTS, "access rights" }, { MT_IFADDR, "interface addresses" }, /* XXX */ { MSG_DATA, "Appletalk data blocks"}, { MSG_PROTO, "Appletalk internal msgs"}, { MSG_IOCTL, "Appletalk ioctl requests"}, { MSG_ERROR, "Appletalk error indicators"}, { MSG_HANGUP, "Appletalk termination requests"}, { MSG_IOCACK, "Appletalk ioctl acks"}, { MSG_IOCNAK, "Appletalk ioctl failure indicators"}, { MSG_CTL, "Appletalk control msgs"}, { 0, 0 } }; int nmbtypes = sizeof(mbstat.m_mtypes) / sizeof(short); bool seen[256]; /* "have we seen this type yet?" */ /* * Print mbuf statistics. */ void mbpr(void) { int totmem, totfree, totmbufs; int i; struct mbtypes *mp; size_t len; if (nmbtypes != 256) { fprintf(stderr, "netstat: unexpected change to mbstat; check source\n"); return; } len = sizeof(mbstat); if (sysctlbyname("kern.ipc.mbstat", &mbstat, &len, 0, 0) == -1) return; totmbufs = 0; for (mp = mbtypes; mp->mt_name; mp++) totmbufs += mbstat.m_mtypes[mp->mt_type]; printf("%u mbufs in use:\n", totmbufs); for (mp = mbtypes; mp->mt_name; mp++) if (mbstat.m_mtypes[mp->mt_type]) { seen[mp->mt_type] = YES; printf("\t%u mbufs allocated to %s\n", mbstat.m_mtypes[mp->mt_type], mp->mt_name); } seen[MT_FREE] = YES; for (i = 0; i < nmbtypes; i++) if (!seen[i] && mbstat.m_mtypes[i]) { printf("\t%u mbufs allocated to \n", mbstat.m_mtypes[i], i); } printf("%u/%u mbuf clusters in use\n", (unsigned int)(mbstat.m_clusters - mbstat.m_clfree), (unsigned int)mbstat.m_clusters); printf("%u/%u mbuf 4KB clusters in use\n", (unsigned int)(mbstat.m_bigclusters - mbstat.m_bigclfree), (unsigned int)mbstat.m_bigclusters); totmem = totmbufs * MSIZE + mbstat.m_clusters * MCLBYTES + mbstat.m_bigclusters * mbstat.m_bigmclbytes; totfree = mbstat.m_clfree * MCLBYTES + mbstat.m_bigclfree * mbstat.m_bigmclbytes; printf("%u Kbytes allocated to network (%d%% in use)\n", totmem / 1024, (totmem - totfree) * 100 / totmem); printf("%u requests for memory denied\n", (unsigned int)mbstat.m_drops); printf("%u requests for memory delayed\n", (unsigned int)mbstat.m_wait); printf("%u calls to protocol drain routines\n", (unsigned int)mbstat.m_drain); }