1 /*- 2 * Copyright (c) 1983, 1988 Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 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. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #ifndef lint 35 /*static char sccsid[] = "from: @(#)unix.c 5.11 (Berkeley) 7/1/91";*/ 36 static char rcsid[] = "$Id: unix.c,v 1.9 1994/04/01 09:18:17 cgd Exp $"; 37 #endif /* not lint */ 38 39 /* 40 * Display protocol blocks in the unix domain. 41 */ 42 #include <sys/param.h> 43 #include <sys/protosw.h> 44 #include <sys/socket.h> 45 #include <sys/socketvar.h> 46 #include <sys/mbuf.h> 47 #include <sys/un.h> 48 #include <sys/unpcb.h> 49 #include <sys/time.h> 50 #include <sys/proc.h> 51 #define KERNEL 52 struct uio; 53 #include <sys/time.h> 54 #include <sys/proc.h> 55 #include <sys/file.h> 56 #include <nlist.h> 57 #include <kvm.h> 58 struct file *file, *fileNFILE; 59 int nfiles; 60 61 int Aflag; 62 extern char *calloc(); 63 64 unixpr(fileheadaddr, nfilesaddr, unixsw) 65 u_long fileheadaddr, nfilesaddr; 66 struct protosw *unixsw; 67 { 68 register struct file *fp, *lfp; 69 struct file *filep; 70 struct socket sock, *so = &sock; 71 int i; 72 73 if (fileheadaddr == 0 || nfilesaddr == 0) { 74 printf("filehead or nfiles not in namelist.\n"); 75 return; 76 } 77 if (kvm_read((void *)(long)nfilesaddr, (char *)&nfiles, 78 sizeof (nfiles)) != sizeof (nfiles)) { 79 printf("nfiles: bad read.\n"); 80 return; 81 } 82 if (kvm_read((void *)(long)fileheadaddr, (char *)&filep, sizeof (filep)) 83 != sizeof (filep)) { 84 printf("File table address, bad read.\n"); 85 return; 86 } 87 file = (struct file *)calloc(nfiles, sizeof (struct file)); 88 if (file == (struct file *)0) { 89 printf("Out of memory (file table).\n"); 90 return; 91 } 92 for (lfp = file, i = nfiles; 93 filep != NULL && i-- > 0; 94 filep = lfp->f_filef, lfp++) 95 { 96 if(kvm_read(filep, (char *)lfp, sizeof (struct file)) 97 != sizeof(struct file)) { 98 printf("File table read error.\n"); 99 return; 100 } 101 } 102 fileNFILE = file + nfiles; 103 for (fp = file; fp < fileNFILE; fp++) { 104 if (fp->f_count == 0 || fp->f_type != DTYPE_SOCKET) 105 continue; 106 if (kvm_read(fp->f_data, (char *)so, sizeof (*so)) 107 != sizeof (*so)) 108 continue; 109 /* kludge */ 110 if (so->so_proto >= unixsw && so->so_proto <= unixsw + 2) 111 if (so->so_pcb) 112 unixdomainpr(so, fp->f_data); 113 } 114 free((char *)file); 115 } 116 117 static char *socktype[] = 118 { "#0", "stream", "dgram", "raw", "rdm", "seqpacket" }; 119 120 unixdomainpr(so, soaddr) 121 register struct socket *so; 122 caddr_t soaddr; 123 { 124 struct unpcb unpcb, *unp = &unpcb; 125 struct mbuf mbuf, *m; 126 struct sockaddr_un *sa; 127 static int first = 1; 128 129 if (kvm_read(so->so_pcb, (char *)unp, sizeof (*unp)) 130 != sizeof (*unp)) 131 return; 132 if (unp->unp_addr) { 133 m = &mbuf; 134 if (kvm_read(unp->unp_addr, (char *)m, sizeof (*m)) 135 != sizeof (*m)) 136 m = (struct mbuf *)0; 137 sa = (struct sockaddr_un *)(m->m_dat); 138 } else 139 m = (struct mbuf *)0; 140 if (first) { 141 printf("Active UNIX domain sockets\n"); 142 printf( 143 "%-8.8s %-6.6s %-6.6s %-6.6s %8.8s %8.8s %8.8s %8.8s Addr\n", 144 "Address", "Type", "Recv-Q", "Send-Q", 145 "Inode", "Conn", "Refs", "Nextref"); 146 first = 0; 147 } 148 printf("%8x %-6.6s %6d %6d %8x %8x %8x %8x", 149 soaddr, socktype[so->so_type], so->so_rcv.sb_cc, so->so_snd.sb_cc, 150 unp->unp_vnode, unp->unp_conn, 151 unp->unp_refs, unp->unp_nextref); 152 if (m) 153 printf(" %.*s", sa->sun_len - sizeof (sa->sun_len) - 154 sizeof (sa->sun_family), sa->sun_path); 155 putchar('\n'); 156 } 157