X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/59864b113d8f2310a38d916e11a27c6f7e979ad9..d7d269e8c67b6e8262db27bb92ae524aa3c3f439:/print-cip.c

diff --git a/print-cip.c b/print-cip.c
index 23f61788..2ea50bc0 100644
--- a/print-cip.c
+++ b/print-cip.c
@@ -26,9 +26,9 @@
 
 #include <string.h>
 
-#include <tcpdump-stdinc.h>
+#include <netdissect-stdinc.h>
 
-#include "interface.h"
+#include "netdissect.h"
 #include "addrtoname.h"
 
 #define RFC1483LLC_LEN	8
@@ -61,6 +61,7 @@ cip_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_char
 {
 	u_int caplen = h->caplen;
 	u_int length = h->len;
+	int llc_hdrlen;
 
 	if (memcmp(rfcllc, p, sizeof(rfcllc))==0 && caplen < RFC1483LLC_LEN) {
 		ND_PRINT((ndo, "[|cip]"));
@@ -74,18 +75,22 @@ cip_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_char
 		/*
 		 * LLC header is present.  Try to print it & higher layers.
 		 */
-		if (llc_print(ndo, p, length, caplen, NULL, NULL) == 0) {
+		llc_hdrlen = llc_print(ndo, p, length, caplen, NULL, NULL);
+		if (llc_hdrlen < 0) {
+			/* packet type not known, print raw packet */
 			if (!ndo->ndo_suppress_default_print)
 				ND_DEFAULTPRINT(p, caplen);
+			llc_hdrlen = -llc_hdrlen;
 		}
 	} else {
 		/*
 		 * LLC header is absent; treat it as just IP.
 		 */
+		llc_hdrlen = 0;
 		ip_print(ndo, p, length);
 	}
 
-	return (0);
+	return (llc_hdrlen);
 }