bgp: Parse BGP extended message support capability

[tcpdump] / print-carp.c

diff --git a/print-carp.c b/print-carp.c
index 8e82f6dbc0e04a5cfba68e021c42cdb34898a48d..75f506685f56a0369aff76676af3817709afba61 100644 (file)
--- a/print-carp.c
+++ b/print-carp.c
@@ -51,9 +51,9 @@ carp_print(netdissect_options *ndo, const u_char *bp, u_int len, u_int ttl)
        u_int version, type;
        const char *type_s;
 
        u_int version, type;
        const char *type_s;
 

-       ND_TCHECK_1(bp);
-       version = (EXTRACT_U_1(bp) & 0xf0) >> 4;
-       type = EXTRACT_U_1(bp) & 0x0f;
+       ndo->ndo_protocol = "carp";
+       version = (GET_U_1(bp) & 0xf0) >> 4;
+       type = GET_U_1(bp) & 0x0f;

        if (type == 1)
                type_s = "advertise";
        else
        if (type == 1)
                type_s = "advertise";
        else


@@ -63,21 +63,16 @@ carp_print(netdissect_options *ndo, const u_char *bp, u_int len, u_int ttl)
                ND_PRINT("[ttl=%u!] ", ttl);
        if (version != 2 || type != 1)
                return;
                ND_PRINT("[ttl=%u!] ", ttl);
        if (version != 2 || type != 1)
                return;

-       ND_TCHECK_1(bp + 2);
-       ND_TCHECK_1(bp + 5);

        ND_PRINT("vhid=%u advbase=%u advskew=%u authlen=%u ",
        ND_PRINT("vhid=%u advbase=%u advskew=%u authlen=%u ",

-           EXTRACT_U_1(bp + 1), EXTRACT_U_1(bp + 5), EXTRACT_U_1(bp + 2), EXTRACT_U_1(bp + 3));
+           GET_U_1(bp + 1), GET_U_1(bp + 5), GET_U_1(bp + 2),
+           GET_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_TTEST_LEN(bp, len) && in_cksum(vec, 1))
                        ND_PRINT(" (bad carp cksum %x!)",
        if (ndo->ndo_vflag) {
                struct cksum_vec vec[1];
                vec[0].ptr = (const uint8_t *)bp;
                vec[0].len = len;
                if (ND_TTEST_LEN(bp, len) && in_cksum(vec, 1))
                        ND_PRINT(" (bad carp cksum %x!)",

-                               EXTRACT_BE_U_2(bp + 6));
+                               GET_BE_U_2(bp + 6));

        }
        }

-       ND_PRINT("counter=%" PRIu64, EXTRACT_BE_U_8(bp + 8));
-
-       return;
-trunc:
-       ND_PRINT("[|carp]");
+       ND_PRINT("counter=%" PRIu64, GET_BE_U_8(bp + 8));

 }
 }