137 lines
4.3 KiB
C
137 lines
4.3 KiB
C
/* $NetBSD: unix.c,v 1.20 2003/02/02 02:37:21 christos Exp $ */
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/*-
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* Copyright (c) 1983, 1988, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#if 0
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static char sccsid[] = "from: @(#)unix.c 8.1 (Berkeley) 6/6/93";
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#else
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__RCSID("$NetBSD: unix.c,v 1.20 2003/02/02 02:37:21 christos Exp $");
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#endif
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#endif /* not lint */
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/*
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* Display protocol blocks in the unix domain.
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*/
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#include <sys/param.h>
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#include <sys/protosw.h>
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#include <sys/socket.h>
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#include <sys/socketvar.h>
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#include <sys/mbuf.h>
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#include <sys/sysctl.h>
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#include <sys/un.h>
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#include <sys/unpcb.h>
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#define _KERNEL
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struct uio;
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struct proc;
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#include <sys/file.h>
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#include <netinet/in.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <kvm.h>
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#include "netstat.h"
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static void unixdomainpr __P((struct socket *, caddr_t));
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static struct file *file, *fileNFILE;
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static int nfiles;
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extern kvm_t *kvmd;
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void
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unixpr(off)
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u_long off;
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{
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struct file *fp;
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struct socket sock, *so = &sock;
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char *filebuf;
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struct protosw *unixsw = (struct protosw *)off;
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filebuf = (char *)kvm_getfiles(kvmd, KERN_FILE, 0, &nfiles);
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if (filebuf == 0) {
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printf("file table read error: %s", kvm_geterr(kvmd));
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return;
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}
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file = (struct file *)(filebuf + sizeof(fp));
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fileNFILE = file + nfiles;
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for (fp = file; fp < fileNFILE; fp++) {
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if (fp->f_count == 0 || fp->f_type != DTYPE_SOCKET)
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continue;
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if (kread((u_long)fp->f_data, (char *)so, sizeof (*so)))
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continue;
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/* kludge */
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if (so->so_proto >= unixsw && so->so_proto <= unixsw + 2)
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if (so->so_pcb)
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unixdomainpr(so, fp->f_data);
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}
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}
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static char *socktype[] =
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{ "#0", "stream", "dgram", "raw", "rdm", "seqpacket" };
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static void
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unixdomainpr(so, soaddr)
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struct socket *so;
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caddr_t soaddr;
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{
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struct unpcb unp;
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struct sockaddr_un sun;
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static int first = 1;
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if (kread((u_long)so->so_pcb, (char *)&unp, sizeof (unp)))
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return;
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if (unp.unp_addr)
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if (kread((u_long)unp.unp_addr, (char *)&sun, sizeof (sun)))
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unp.unp_addr = 0;
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if (first) {
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printf("Active UNIX domain sockets\n");
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printf(
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"%-8.8s %-6.6s %-6.6s %-6.6s %8.8s %8.8s %8.8s %8.8s Addr\n",
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"Address", "Type", "Recv-Q", "Send-Q",
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"Inode", "Conn", "Refs", "Nextref");
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first = 0;
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}
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printf("%8lx %-6.6s %6ld %6ld %8lx %8lx %8lx %8lx",
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(u_long) soaddr, socktype[so->so_type], so->so_rcv.sb_cc, so->so_snd.sb_cc,
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(u_long) unp.unp_vnode, (u_long) unp.unp_conn,
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(u_long) unp.unp_refs, (u_long) unp.unp_nextref);
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if (unp.unp_addr)
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printf(" %.*s",
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(int) (sun.sun_len - (sizeof(sun) - sizeof(sun.sun_path))),
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sun.sun_path);
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putchar('\n');
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}
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