]> The Tcpdump Group git mirrors - tcpdump/blobdiff - print-vrrp.c
CI: Add warning exemptions for Sun C (suncc-5.14) on Solaris 10
[tcpdump] / print-vrrp.c
index ef0b0768d1e2e9e0d5d3219847269e8929375092..bd0bb30dc4829483f8eb8e106cbba50b47eb4646 100644 (file)
@@ -25,9 +25,7 @@
 
 /* \summary: Virtual Router Redundancy Protocol (VRRP) printer */
 
-#ifdef HAVE_CONFIG_H
 #include <config.h>
-#endif
 
 #include "netdissect-stdinc.h"
 
@@ -105,7 +103,8 @@ static const struct tok auth2str[] = {
 void
 vrrp_print(netdissect_options *ndo,
            const u_char *bp, u_int len,
-           const u_char *bp2, int ttl)
+           const u_char *bp2, int ttl,
+          int ver)
 {
        int version, type, auth_type = VRRP_AUTH_NONE; /* keep compiler happy */
        const char *type_s;
@@ -147,8 +146,14 @@ vrrp_print(netdissect_options *ndo,
                }
 
                if (version == 3 && ND_TTEST_LEN(bp, len)) {
-                       uint16_t cksum = nextproto4_cksum(ndo, (const struct ip *)bp2, bp,
-                               len, len, IPPROTO_VRRP);
+                       uint16_t cksum;
+
+                       if (ver == 4)
+                               cksum = nextproto4_cksum(ndo, (const struct ip *)bp2, bp,
+                                       len, len, IPPROTO_VRRP);
+                       else
+                               cksum = nextproto6_cksum(ndo, (const struct ip6_hdr *)bp2, bp,
+                                       len, len, IPPROTO_VRRP);
                        if (cksum)
                                ND_PRINT(", (bad vrrp cksum %x)",
                                        GET_BE_U_2(bp + 6));
@@ -161,9 +166,14 @@ vrrp_print(netdissect_options *ndo,
                c = ' ';
                bp += 8;
                for (i = 0; i < naddrs; i++) {
-                       ND_PRINT("%c%s", c, GET_IPADDR_STRING(bp));
+                       if (ver == 4) {
+                               ND_PRINT("%c%s", c, GET_IPADDR_STRING(bp));
+                               bp += 4;
+                       } else {
+                               ND_PRINT("%c%s", c, GET_IP6ADDR_STRING(bp));
+                               bp += 16;
+                       }
                        c = ',';
-                       bp += 4;
                }
                if (version == 2 && auth_type == VRRP_AUTH_SIMPLE) { /* simple text password */
                        ND_PRINT(" auth \"");