X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/3824a6c0417a551961d1a1bf4f94f10eff736afc..36332137db86e917bceef892dd5ebdbf1687b51a:/print-wb.c

diff --git a/print-wb.c b/print-wb.c
index a1455b22..3ae604ff 100644
--- a/print-wb.c
+++ b/print-wb.c
@@ -19,6 +19,10 @@
  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  */
 
+#ifndef lint
+static const char rcsid[] _U_ =
+    "@(#) $Header: /tcpdump/master/tcpdump/print-wb.c,v 1.33 2004-03-24 04:06:28 guy Exp $ (LBL)";
+#endif
 
 #ifdef HAVE_CONFIG_H
 #include "config.h"
@@ -32,10 +36,6 @@
 #include "addrtoname.h"
 #include "extract.h"
 
-#ifndef lint
-static const char rcsid[] _U_ =
-    "@(#) $Header: /tcpdump/master/tcpdump/print-wb.c,v 1.31 2003-11-15 00:39:44 guy Exp $ (LBL)";
-#endif
 /* XXX need to add byte-swapping macros! */
 /* XXX - you mean like the ones in "extract.h"? */
 
@@ -212,7 +212,7 @@ wb_id(const struct pkt_id *id, u_int len)
 	}
 
 	c = '<';
-	for (i = 0; i < nid && (u_char *)io < snapend; ++io, ++i) {
+	for (i = 0; i < nid && (u_char *)(io + 1) <= snapend; ++io, ++i) {
 		printf("%c%s:%u",
 		    c, ipaddr_string(&io->id), EXTRACT_32BITS(&io->off));
 		c = ',';
@@ -267,7 +267,7 @@ wb_prep(const struct pkt_prep *prep, u_int len)
 	}
 	n = EXTRACT_32BITS(&prep->pp_n);
 	ps = (const struct pgstate *)(prep + 1);
-	while (--n >= 0 && (u_char *)ps < ep) {
+	while (--n >= 0 && (u_char *)(ps + 1) <= ep) {
 		const struct id_off *io, *ie;
 		char c = '<';
 
@@ -276,7 +276,7 @@ wb_prep(const struct pkt_prep *prep, u_int len)
 		    ipaddr_string(&ps->page.p_sid),
 		    EXTRACT_32BITS(&ps->page.p_uid));
 		io = (struct id_off *)(ps + 1);
-		for (ie = io + ps->nid; io < ie && (u_char *)io < ep; ++io) {
+		for (ie = io + ps->nid; io < ie && (u_char *)(io + 1) <= ep; ++io) {
 			printf("%c%s:%u", c, ipaddr_string(&io->id),
 			    EXTRACT_32BITS(&io->off));
 			c = ',';