X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/49b23c5a9b0198bb382dcf43c458d46fcf2fa809..0f328b4aa16b0b47f05a85c440ce1d07719e3cac:/print-carp.c

diff --git a/print-carp.c b/print-carp.c
index c650d181..b439a2d7 100644
--- a/print-carp.c
+++ b/print-carp.c
@@ -51,9 +51,9 @@ carp_print(netdissect_options *ndo, register const u_char *bp, register u_int le
 	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
@@ -63,19 +63,19 @@ 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 ",
-	    bp[1], bp[5], bp[2], bp[3]));
+	    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))
 			ND_PRINT((ndo, " (bad carp cksum %x!)",
-				EXTRACT_16BITS(&bp[6])));
+				EXTRACT_BE_U_2(bp + 6)));
 	}
-	ND_PRINT((ndo, "counter=%" PRIu64, EXTRACT_64BITS(&bp[8])));
+	ND_PRINT((ndo, "counter=%" PRIu64, EXTRACT_BE_U_8(bp + 8)));
 
 	return;
 trunc: