1 /* $OpenBSD: unix.c,v 1.28 2015/08/24 15:55:53 bluhm Exp $ */ 2 /* $NetBSD: unix.c,v 1.13 1995/10/03 21:42:48 thorpej Exp $ */ 3 4 /*- 5 * Copyright (c) 1983, 1988, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 /* 34 * Display protocol blocks in the unix domain. 35 */ 36 #include <sys/socket.h> 37 #include <sys/socketvar.h> 38 #include <sys/protosw.h> 39 #include <sys/mbuf.h> 40 #include <sys/sysctl.h> 41 #include <sys/un.h> 42 #include <sys/unpcb.h> 43 #define _KERNEL 44 #include <sys/ucred.h> 45 #include <sys/file.h> 46 #undef _KERNEL 47 48 #include <netinet/in.h> 49 50 #include <limits.h> 51 #include <stdio.h> 52 #include <stdlib.h> 53 #include <kvm.h> 54 #include "netstat.h" 55 56 static const char *socktype[] = 57 { "#0", "stream", "dgram", "raw", "rdm", "seqpacket" }; 58 59 void 60 unixdomainpr(struct kinfo_file *kf) 61 { 62 static int first = 1; 63 64 /* XXX should fix kinfo_file instead but not now */ 65 if (kf->so_pcb == -1) 66 kf->so_pcb = 0; 67 68 if (first) { 69 printf("Active UNIX domain sockets\n"); 70 printf("%-*.*s %-6.6s %-6.6s %-6.6s %*.*s %*.*s %*.*s %*.*s Addr\n", 71 PLEN, PLEN, "Address", "Type", "Recv-Q", "Send-Q", 72 PLEN, PLEN, "Inode", PLEN, PLEN, "Conn", 73 PLEN, PLEN, "Refs", PLEN, PLEN, "Nextref"); 74 first = 0; 75 } 76 77 printf("%#*llx%s %-6.6s %6llu %6llu %#*llx%s %#*llx%s %#*llx%s %#*llx%s", 78 FAKE_PTR(kf->so_pcb), socktype[kf->so_type], 79 kf->so_rcv_cc, kf->so_snd_cc, 80 FAKE_PTR(kf->v_un), 81 FAKE_PTR(kf->unp_conn), 82 FAKE_PTR(kf->unp_refs), 83 FAKE_PTR(kf->unp_nextref)); 84 if (kf->unp_path[0] != '\0') 85 printf(" %.*s", KI_UNPPATHLEN, kf->unp_path); 86 putchar('\n'); 87 } 88 89 /* 90 * Dump the contents of a UNIX PCB 91 */ 92 void 93 unpcb_dump(u_long off) 94 { 95 struct unpcb unp; 96 97 if (off == 0) 98 return; 99 kread(off, &unp, sizeof(unp)); 100 101 if (vflag) 102 socket_dump((u_long)unp.unp_socket); 103 104 #define p(fmt, v, sep) printf(#v " " fmt sep, unp.v); 105 #define pll(fmt, v, sep) printf(#v " " fmt sep, (long long) unp.v); 106 #define pull(fmt, v, sep) printf(#v " " fmt sep, (unsigned long long) unp.v); 107 #define pp(fmt, v, sep) printf(#v " " fmt sep, unp.v); 108 printf("unpcb %#lx\n ", off); 109 pp("%p", unp_socket, "\n "); 110 pp("%p", unp_vnode, ", "); 111 pull("%llu", unp_ino, "\n "); 112 pp("%p", unp_conn, ", "); 113 printf("unp_refs %p, ", SLIST_FIRST(&unp.unp_refs)); 114 printf("unp_nextref %p\n ", SLIST_NEXT(&unp, unp_nextref)); 115 pp("%p", unp_addr, "\n "); 116 p("%#.8x", unp_flags, "\n "); 117 p("%u", unp_connid.uid, ", "); 118 p("%u", unp_connid.gid, ", "); 119 p("%d", unp_connid.pid, "\n "); 120 pll("%lld", unp_ctime.tv_sec, ", "); 121 p("%ld", unp_ctime.tv_nsec, "\n"); 122 #undef p 123 #undef pp 124 } 125