network_cmds-606.100.3.tar.gz

[apple/network_cmds.git] / traceroute.tproj / traceroute.c

diff --git a/traceroute.tproj/traceroute.c b/traceroute.tproj/traceroute.c
index d74246004c3280436f7246f0384ad209820e306e..a411d0a4a9edf90ff9ade89cd9977440ed897a50 100644 (file)
--- a/traceroute.tproj/traceroute.c
+++ b/traceroute.tproj/traceroute.c
@@ -1,3 +1,31 @@
+/*
+ * Copyright (c) 2004-2015 Apple Inc. All rights reserved.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+ */
+
 /*
  * Copyright (c) 1988, 1989, 1991, 1994, 1995, 1996, 1997, 1998, 1999, 2000
  *     The Regents of the University of California.  All rights reserved.
@@ -19,16 +47,12 @@
  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  */
 
+#include <sys/cdefs.h>
+
 #ifndef lint
-static const char copyright[] =
+__unused static const char copyright[] =
     "@(#) Copyright (c) 1988, 1989, 1991, 1994, 1995, 1996, 1997, 1998, 1999, 2000\n\
 The Regents of the University of California.  All rights reserved.\n";
-#if 0
-static const char rcsid[] =
-    "@(#)$Id: traceroute.c,v 1.4 2006/02/07 06:22:57 lindak Exp $ (LBL)";
-#endif
-static const char rcsid[] =
-    "$FreeBSD: src/contrib/traceroute/traceroute.c,v 1.35 2008/02/20 23:29:52 rpaulo Exp $";
 #endif
 
 /*
@@ -493,6 +517,13 @@ main(int argc, char **argv)
        int sump = 0;
        int sockerrno = 0;
 
+       if (argv[0] == NULL)
+               prog = "traceroute";
+       else if ((cp = strrchr(argv[0], '/')) != NULL)
+               prog = cp + 1;
+       else
+               prog = argv[0];
+       
        /* Insure the socket fds won't be 0, 1 or 2 */
        if (open(devnull, O_RDONLY) < 0 ||
            open(devnull, O_RDONLY) < 0 ||
@@ -531,13 +562,6 @@ main(int argc, char **argv)
        max_ttl = 30;
 #endif
 
-       if (argv[0] == NULL)
-               prog = "traceroute";
-       else if ((cp = strrchr(argv[0], '/')) != NULL)
-               prog = cp + 1;
-       else
-               prog = argv[0];
-
        opterr = 0;
        while ((op = getopt(argc, argv, "aA:edDFInrSvxf:g:i:M:m:P:p:q:s:t:w:z:")) != EOF)
                switch (op) {
@@ -764,6 +788,8 @@ main(int argc, char **argv)
                Fprintf(stderr, "%s: icmp socket: %s\n", prog, strerror(errno));
                exit(1);
        }
+       (void) setsockopt(s, SOL_SOCKET, SO_RECV_ANYIF, (char *)&on,
+           sizeof(on));
        if (options & SO_DEBUG)
                (void)setsockopt(s, SOL_SOCKET, SO_DEBUG, (char *)&on,
                    sizeof(on));
@@ -849,7 +875,7 @@ main(int argc, char **argv)
                    sizeof(on));
 
        /* Get the interface address list */
-       n = ifaddrlist(&al, errbuf);
+       n = ifaddrlist(&al, errbuf, sizeof(errbuf));
        if (n < 0) {
                Fprintf(stderr, "%s: ifaddrlist: %s\n", prog, errbuf);
                exit(1);
@@ -1158,9 +1184,9 @@ wait_for_reply(register int sock, register struct sockaddr_in *fromp,
        socklen_t fromlen = sizeof(*fromp);
 
        nfds = howmany(sock + 1, NFDBITS);
-       if ((fdsp = malloc(nfds * sizeof(fd_mask))) == NULL)
+       if ((fdsp = malloc(nfds * sizeof(fd_set))) == NULL)
                err(1, "malloc");
-       memset(fdsp, 0, nfds * sizeof(fd_mask));
+       memset(fdsp, 0, nfds * sizeof(fd_set));
        FD_SET(sock, fdsp);
 
        wait.tv_sec = tp->tv_sec + waittime;
@@ -1595,8 +1621,7 @@ inetname(struct in_addr in)
                                domain[0] = '\0';
                        else {
                                ++cp;
-                               (void)strncpy(domain, cp, sizeof(domain) - 1);
-                               domain[sizeof(domain) - 1] = '\0';
+                               memmove(domain, cp, strlen(cp) + 1);
                        }
                }
        }
@@ -1606,8 +1631,7 @@ inetname(struct in_addr in)
                        if ((cp = strchr(hp->h_name, '.')) != NULL &&
                            strcmp(cp + 1, domain) == 0)
                                *cp = '\0';
-                       (void)strncpy(line, hp->h_name, sizeof(line) - 1);
-                       line[sizeof(line) - 1] = '\0';
+                       (void)strlcpy(line, hp->h_name, sizeof(line));
                        return (line);
                }
        }