1 /* $NetBSD: unix.c,v 1.16 1997/04/03 04:46:54 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 1983, 1988, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the University of 18 * California, Berkeley and its contributors. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36 #ifndef lint 37 #if 0 38 static char sccsid[] = "from: @(#)unix.c 8.1 (Berkeley) 6/6/93"; 39 #else 40 static char *rcsid = "$NetBSD: unix.c,v 1.16 1997/04/03 04:46:54 christos Exp $"; 41 #endif 42 #endif /* not lint */ 43 44 /* 45 * Display protocol blocks in the unix domain. 46 */ 47 #include <sys/param.h> 48 #include <sys/protosw.h> 49 #include <sys/socket.h> 50 #include <sys/socketvar.h> 51 #include <sys/mbuf.h> 52 #include <sys/sysctl.h> 53 #include <sys/un.h> 54 #include <sys/unpcb.h> 55 #define _KERNEL 56 struct uio; 57 struct proc; 58 #include <sys/file.h> 59 60 #include <netinet/in.h> 61 62 #include <stdio.h> 63 #include <stdlib.h> 64 #include <kvm.h> 65 #include "netstat.h" 66 67 static void unixdomainpr __P((struct socket *, caddr_t)); 68 69 static struct file *file, *fileNFILE; 70 static int nfiles; 71 extern kvm_t *kvmd; 72 73 void 74 unixpr(off) 75 u_long off; 76 { 77 register struct file *fp; 78 struct socket sock, *so = &sock; 79 char *filebuf; 80 struct protosw *unixsw = (struct protosw *)off; 81 82 filebuf = (char *)kvm_getfiles(kvmd, KERN_FILE, 0, &nfiles); 83 if (filebuf == 0) { 84 printf("Out of memory (file table).\n"); 85 return; 86 } 87 file = (struct file *)(filebuf + sizeof(fp)); 88 fileNFILE = file + nfiles; 89 for (fp = file; fp < fileNFILE; fp++) { 90 if (fp->f_count == 0 || fp->f_type != DTYPE_SOCKET) 91 continue; 92 if (kread((u_long)fp->f_data, (char *)so, sizeof (*so))) 93 continue; 94 /* kludge */ 95 if (so->so_proto >= unixsw && so->so_proto <= unixsw + 2) 96 if (so->so_pcb) 97 unixdomainpr(so, fp->f_data); 98 } 99 } 100 101 static char *socktype[] = 102 { "#0", "stream", "dgram", "raw", "rdm", "seqpacket" }; 103 104 static void 105 unixdomainpr(so, soaddr) 106 register struct socket *so; 107 caddr_t soaddr; 108 { 109 struct unpcb unp; 110 struct sockaddr_un sun; 111 static int first = 1; 112 113 if (kread((u_long)so->so_pcb, (char *)&unp, sizeof (unp))) 114 return; 115 if (unp.unp_addr) 116 if (kread((u_long)unp.unp_addr, (char *)&sun, sizeof (sun))) 117 unp.unp_addr = 0; 118 if (first) { 119 printf("Active UNIX domain sockets\n"); 120 printf( 121 "%-8.8s %-6.6s %-6.6s %-6.6s %8.8s %8.8s %8.8s %8.8s Addr\n", 122 "Address", "Type", "Recv-Q", "Send-Q", 123 "Inode", "Conn", "Refs", "Nextref"); 124 first = 0; 125 } 126 printf("%8lx %-6.6s %6ld %6ld %8lx %8lx %8lx %8lx", 127 (u_long) soaddr, socktype[so->so_type], so->so_rcv.sb_cc, so->so_snd.sb_cc, 128 (u_long) unp.unp_vnode, (u_long) unp.unp_conn, 129 (u_long) unp.unp_refs, (u_long) unp.unp_nextref); 130 if (unp.unp_addr) 131 printf(" %.*s", 132 (int) (sun.sun_len - (sizeof(sun) - sizeof(sun.sun_path))), 133 sun.sun_path); 134 putchar('\n'); 135 } 136