X-Git-Url: https://git.saurik.com/apple/network_cmds.git/blobdiff_plain/9c85944734ab4cd947deae99764347f7e8378776..HEAD:/traceroute.tproj/traceroute.c

diff --git a/traceroute.tproj/traceroute.c b/traceroute.tproj/traceroute.c
index d742460..a411d0a 100644
--- 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);
 		}
 	}