/*- * 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 1.7 1998/05/16 08:31:49 ache Exp $"; #endif /* not lint */ /* * Display protocol blocks in the unix domain. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "netstat.h" static void unixdomainpr __P((struct xunpcb *, struct xsocket *)); static const char *const socktype[] = { "#0", "stream", "dgram", "raw", "rdm", "seqpacket" }; void unixpr() { char *buf; int type; size_t len; struct xsocket *so; struct xunpgen *xug, *oxug; struct xunpcb *xunp; char mibvar[sizeof "net.local.seqpacket.pcblist"]; for (type = SOCK_STREAM; type < SOCK_SEQPACKET; type++) { sprintf(mibvar, "net.local.%s.pcblist", socktype[type]); len = 0; if (sysctlbyname(mibvar, 0, &len, 0, 0) < 0) { if (errno != ENOENT) warn("sysctl: %s", mibvar); continue; } if ((buf = malloc(len)) == 0) { warn("malloc %lu bytes", (u_long)len); return; } if (sysctlbyname(mibvar, buf, &len, 0, 0) < 0) { warn("sysctl: %s", mibvar); free(buf); return; } oxug = xug = (struct xunpgen *)buf; for (xug = (struct xunpgen *)((char *)xug + xug->xug_len); xug->xug_len > sizeof(struct xunpgen); xug = (struct xunpgen *)((char *)xug + xug->xug_len)) { xunp = (struct xunpcb *)xug; so = &xunp->xu_socket; /* Ignore PCBs which were freed during copyout. */ if (xunp->xu_unp.unp_gencnt > oxug->xug_gen) continue; unixdomainpr(xunp, so); } if (xug != oxug && xug->xug_gen != oxug->xug_gen) { if (oxug->xug_count > xug->xug_count) { printf("Some %s sockets may have been deleted.\n", socktype[type]); } else if (oxug->xug_count < xug->xug_count) { printf("Some %s sockets may have been created.\n", socktype[type]); } else { printf("Some %s sockets may have been created or deleted", socktype[type]); } } free(buf); } } static void unixdomainpr(xunp, so) struct xunpcb *xunp; struct xsocket *so; { struct unpcb *unp; struct sockaddr_un *sa; static int first = 1; unp = &xunp->xu_unp; if (unp->unp_addr) sa = &xunp->xu_addr; else sa = (struct sockaddr_un *)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; } printf("%8lx %-6.6s %6ld %6ld %8lx %8lx %8lx %8lx", (long)so->so_pcb, socktype[so->so_type], so->so_rcv.sb_cc, so->so_snd.sb_cc, (long)unp->unp_vnode, (long)unp->unp_conn, (long)unp->unp_refs.lh_first, (long)unp->unp_reflink.le_next); if (sa) printf(" %.*s", sa->sun_len - offsetof(struct sockaddr_un, sun_path), sa->sun_path); putchar('\n'); }