2 * Copyright (c) 1983, 1988, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
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13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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33 * @(#)unix.c 8.1 (Berkeley) 6/6/93
34 * $FreeBSD: src/usr.bin/netstat/unix.c,v 1.12.2.2 2001/08/10 09:07:09 ru Exp $
35 * $DragonFly: src/usr.bin/netstat/unix.c,v 1.3 2004/12/20 11:03:16 joerg Exp $
39 * Display protocol blocks in the unix domain.
41 #include <sys/param.h>
42 #include <sys/queue.h>
43 #include <sys/protosw.h>
44 #include <sys/socket.h>
45 #include <sys/socketvar.h>
47 #include <sys/sysctl.h>
49 #include <sys/unpcb.h>
51 #include <netinet/in.h>
61 static void unixdomainpr (struct xunpcb *, struct xsocket *);
63 static const char *const socktype[] =
64 { "#0", "stream", "dgram", "raw", "rdm", "seqpacket" };
74 char mibvar[sizeof "net.local.seqpacket.pcblist"];
76 for (type = SOCK_STREAM; type <= SOCK_SEQPACKET; type++) {
77 sprintf(mibvar, "net.local.%s.pcblist", socktype[type]);
80 if (sysctlbyname(mibvar, 0, &len, 0, 0) < 0) {
82 warn("sysctl: %s", mibvar);
85 if ((buf = malloc(len)) == 0) {
86 warn("malloc %lu bytes", (u_long)len);
89 if (sysctlbyname(mibvar, buf, &len, 0, 0) < 0) {
90 warn("sysctl: %s", mibvar);
97 for (i = 0; i < len; i++) {
98 if (xunp[i].xu_len != sizeof(*xunp)) {
99 warnx("sysctl: ABI mismatch");
103 unixdomainpr(&xunp[i], &xunp[i].xu_socket);
110 unixdomainpr(struct xunpcb *xunp, struct xsocket *so)
113 struct sockaddr_un *sa;
114 static int first = 1;
120 sa = (struct sockaddr_un *)0;
123 printf("Active UNIX domain sockets\n");
125 "%-8.8s %-6.6s %-6.6s %-6.6s %8.8s %8.8s %8.8s %8.8s Addr\n",
126 "Address", "Type", "Recv-Q", "Send-Q",
127 "Inode", "Conn", "Refs", "Nextref");
130 printf("%8lx %-6.6s %6ld %6ld %8lx %8lx %8lx %8lx",
131 (long)so->so_pcb, socktype[so->so_type], so->so_rcv.sb_cc,
133 (long)unp->unp_vnode, (long)unp->unp_conn,
134 (long)LIST_FIRST(&unp->unp_refs), (long)LIST_NEXT(unp, unp_reflink));
137 (int)(sa->sun_len - offsetof(struct sockaddr_un, sun_path)),