]> The Tcpdump Group git mirrors - tcpdump/blobdiff - print-tcp.c
That didn't work, either.
[tcpdump] / print-tcp.c
index 5d350f87280456bdffc1612c56161a52fd791467..66e87492a1b178325f0c82a9ee899371b1a1a43c 100644 (file)
@@ -181,9 +181,15 @@ tcp_print(netdissect_options *ndo,
                 ip6 = NULL;
         ch = '\0';
         if (!ND_TTEST_2(tp->th_dport)) {
-                ND_PRINT("%s > %s: [|tcp]",
-                             ipaddr_string(ndo, &ip->ip_src),
-                             ipaddr_string(ndo, &ip->ip_dst));
+               if (ip6) {
+                        ND_PRINT("%s > %s: ",
+                                     ip6addr_string(ndo, ip6->ip6_src),
+                                     ip6addr_string(ndo, ip6->ip6_dst));
+               } else {
+                       ND_PRINT("%s > %s: [|tcp]",
+                                    ipaddr_string(ndo, ip->ip_src),
+                                    ipaddr_string(ndo, ip->ip_dst));
+                }
                 return;
         }
 
@@ -193,9 +199,9 @@ tcp_print(netdissect_options *ndo,
         if (ip6) {
                 if (EXTRACT_U_1(ip6->ip6_nxt) == IPPROTO_TCP) {
                         ND_PRINT("%s.%s > %s.%s: ",
-                                     ip6addr_string(ndo, &ip6->ip6_src),
+                                     ip6addr_string(ndo, ip6->ip6_src),
                                      tcpport_string(ndo, sport),
-                                     ip6addr_string(ndo, &ip6->ip6_dst),
+                                     ip6addr_string(ndo, ip6->ip6_dst),
                                      tcpport_string(ndo, dport));
                 } else {
                         ND_PRINT("%s > %s: ",
@@ -204,9 +210,9 @@ tcp_print(netdissect_options *ndo,
         } else {
                 if (EXTRACT_U_1(ip->ip_p) == IPPROTO_TCP) {
                         ND_PRINT("%s.%s > %s.%s: ",
-                                     ipaddr_string(ndo, &ip->ip_src),
+                                     ipaddr_string(ndo, ip->ip_src),
                                      tcpport_string(ndo, sport),
-                                     ipaddr_string(ndo, &ip->ip_dst),
+                                     ipaddr_string(ndo, ip->ip_dst),
                                      tcpport_string(ndo, dport));
                 } else {
                         ND_PRINT("%s > %s: ",
@@ -256,21 +262,21 @@ tcp_print(netdissect_options *ndo,
                         struct tha6 tha;
 
                         tcp_seq_hash = tcp_seq_hash6;
-                        src = (const void *)&ip6->ip6_src;
-                        dst = (const void *)&ip6->ip6_dst;
+                        src = (const void *)ip6->ip6_src;
+                        dst = (const void *)ip6->ip6_dst;
                         if (sport > dport)
                                 rev = 1;
                         else if (sport == dport) {
-                                if (UNALIGNED_MEMCMP(src, dst, sizeof ip6->ip6_dst) > 0)
+                                if (UNALIGNED_MEMCMP(src, dst, sizeof(ip6->ip6_dst)) > 0)
                                         rev = 1;
                         }
                         if (rev) {
-                                UNALIGNED_MEMCPY(&tha.src, dst, sizeof ip6->ip6_dst);
-                                UNALIGNED_MEMCPY(&tha.dst, src, sizeof ip6->ip6_src);
+                                UNALIGNED_MEMCPY(&tha.src, dst, sizeof(ip6->ip6_dst));
+                                UNALIGNED_MEMCPY(&tha.dst, src, sizeof(ip6->ip6_src));
                                 tha.port = dport << 16 | sport;
                         } else {
-                                UNALIGNED_MEMCPY(&tha.dst, dst, sizeof ip6->ip6_dst);
-                                UNALIGNED_MEMCPY(&tha.src, src, sizeof ip6->ip6_src);
+                                UNALIGNED_MEMCPY(&tha.dst, dst, sizeof(ip6->ip6_dst));
+                                UNALIGNED_MEMCPY(&tha.src, src, sizeof(ip6->ip6_src));
                                 tha.port = sport << 16 | dport;
                         }
 
@@ -282,6 +288,8 @@ tcp_print(netdissect_options *ndo,
 
                         if (!th->nxt || (flags & TH_SYN)) {
                                 /* didn't find it or new conversation */
+                               /* calloc() return used by the 'tcp_seq_hash6'
+                                  hash table: do not free() */
                                 if (th->nxt == NULL) {
                                         th->nxt = (struct tcp_seq_hash6 *)
                                                 calloc(1, sizeof(*th));
@@ -312,16 +320,20 @@ tcp_print(netdissect_options *ndo,
                         if (sport > dport)
                                 rev = 1;
                         else if (sport == dport) {
-                                if (UNALIGNED_MEMCMP(&ip->ip_src, &ip->ip_dst, sizeof ip->ip_dst) > 0)
+                                if (UNALIGNED_MEMCMP(ip->ip_src, ip->ip_dst, sizeof(ip->ip_dst)) > 0)
                                         rev = 1;
                         }
                         if (rev) {
-                                UNALIGNED_MEMCPY(&tha.src, &ip->ip_dst, sizeof ip->ip_dst);
-                                UNALIGNED_MEMCPY(&tha.dst, &ip->ip_src, sizeof ip->ip_src);
+                                UNALIGNED_MEMCPY(&tha.src, ip->ip_dst,
+                                                 sizeof(ip->ip_dst));
+                                UNALIGNED_MEMCPY(&tha.dst, ip->ip_src,
+                                                 sizeof(ip->ip_src));
                                 tha.port = dport << 16 | sport;
                         } else {
-                                UNALIGNED_MEMCPY(&tha.dst, &ip->ip_dst, sizeof ip->ip_dst);
-                                UNALIGNED_MEMCPY(&tha.src, &ip->ip_src, sizeof ip->ip_src);
+                                UNALIGNED_MEMCPY(&tha.dst, ip->ip_dst,
+                                                 sizeof(ip->ip_dst));
+                                UNALIGNED_MEMCPY(&tha.src, ip->ip_src,
+                                                 sizeof(ip->ip_src));
                                 tha.port = sport << 16 | dport;
                         }
 
@@ -333,6 +345,8 @@ tcp_print(netdissect_options *ndo,
 
                         if (!th->nxt || (flags & TH_SYN)) {
                                 /* didn't find it or new conversation */
+                               /* calloc() return used by the 'tcp_seq_hash4'
+                                  hash table: do not free() */
                                 if (th->nxt == NULL) {
                                         th->nxt = (struct tcp_seq_hash *)
                                                 calloc(1, sizeof(*th));