X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/1a90fd99d279d63242419a30ba3e0720872bff75..66f29e001c608bf8ca3ed25f492fbd88e23e1b5e:/print-carp.c

diff --git a/print-carp.c b/print-carp.c
index 45ed4f0f..807e977f 100644
--- a/print-carp.c
+++ b/print-carp.c
@@ -46,14 +46,14 @@
 #include "extract.h"
 
 void
-carp_print(netdissect_options *ndo, register const u_char *bp, register u_int len, int ttl)
+carp_print(netdissect_options *ndo, const u_char *bp, u_int len, int ttl)
 {
 	int version, type;
 	const char *type_s;
 
-	ND_TCHECK(bp[0]);
-	version = (bp[0] & 0xf0) >> 4;
-	type = bp[0] & 0x0f;
+	ND_TCHECK_1(bp);
+	version = (EXTRACT_U_1(bp) & 0xf0) >> 4;
+	type = EXTRACT_U_1(bp) & 0x0f;
 	if (type == 1)
 		type_s = "advertise";
 	else
@@ -63,15 +63,15 @@ carp_print(netdissect_options *ndo, register const u_char *bp, register u_int le
 		ND_PRINT((ndo, "[ttl=%d!] ", ttl));
 	if (version != 2 || type != 1)
 		return;
-	ND_TCHECK(bp[2]);
-	ND_TCHECK(bp[5]);
+	ND_TCHECK_1(bp + 2);
+	ND_TCHECK_1(bp + 5);
 	ND_PRINT((ndo, "vhid=%d advbase=%d advskew=%d authlen=%d ",
 	    EXTRACT_U_1(bp + 1), EXTRACT_U_1(bp + 5), EXTRACT_U_1(bp + 2), EXTRACT_U_1(bp + 3)));
 	if (ndo->ndo_vflag) {
 		struct cksum_vec vec[1];
 		vec[0].ptr = (const uint8_t *)bp;
 		vec[0].len = len;
-		if (ND_TTEST2(bp[0], len) && in_cksum(vec, 1))
+		if (ND_TTEST_LEN(bp, len) && in_cksum(vec, 1))
 			ND_PRINT((ndo, " (bad carp cksum %x!)",
 				EXTRACT_BE_U_2(bp + 6)));
 	}