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Process VLAN frames and Alteon jumbo frames in the Ethernet printer.
[tcpdump] / print-cnfp.c
diff --git a/print-cnfp.c b/print-cnfp.c
index fcca21656f34bd046673bf803b663d49c2d0bc30..86d71282963ac4e0eea1ac58b83be97c69ebd91d 100644 (file)
--- a/print-cnfp.c
+++ b/print-cnfp.c
@@ -33,28 +33,25 @@
 /* Cisco NetFlow protocol */
 
 #ifndef lint
 /* Cisco NetFlow protocol */
 
 #ifndef lint
-static const char rcsid[] =
-    "@(#) $Header: /tcpdump/master/tcpdump/print-cnfp.c,v 1.4 2000-04-28 11:17:36 itojun Exp $";
+static const char rcsid[] _U_ =
+    "@(#) $Header: /tcpdump/master/tcpdump/print-cnfp.c,v 1.17 2005-04-20 20:53:18 guy Exp $";
 #endif
 
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
 #endif
 
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
-#include <sys/types.h>
-#include <sys/time.h>
-#include <sys/socket.h>
-#include <netdb.h>
-
-#include <netinet/in.h>
-#include <netinet/tcp.h>
-
-#include <arpa/inet.h>
+#include <tcpdump-stdinc.h>
 
 #include <stdio.h>
 #include <string.h>
 
 #include "interface.h"
 
 #include <stdio.h>
 #include <string.h>
 
 #include "interface.h"
+#include "addrtoname.h"
+#include "extract.h"
+
+#include "tcp.h"
+#include "ipproto.h"
 
 struct nfhdr {
        u_int32_t       ver_cnt;        /* version [15], and # of records */
 
 struct nfhdr {
        u_int32_t       ver_cnt;        /* version [15], and # of records */
@@ -77,78 +74,88 @@ struct nfrec {
        u_int32_t       ports;          /* src,dst ports */
        u_int32_t       proto_tos;      /* proto, tos, pad, flags(v5) */
        u_int32_t       asses;          /* v1: flags; v5: src,dst AS */
        u_int32_t       ports;          /* src,dst ports */
        u_int32_t       proto_tos;      /* proto, tos, pad, flags(v5) */
        u_int32_t       asses;          /* v1: flags; v5: src,dst AS */
-       u_int32_t       masks;          /* src,dst addr prefix */
-
+       u_int32_t       masks;          /* src,dst addr prefix; v6: encaps */
+       struct in_addr  peer_nexthop;   /* v6: IP address of the nexthop within the peer (FIB)*/
 };
 
 void
 };
 
 void
-cnfp_print(const u_char *cp, u_int len, const u_char *bp)
+cnfp_print(const u_char *cp, const u_char *bp _U_)
 {
        register const struct nfhdr *nh;
        register const struct nfrec *nr;
 {
        register const struct nfhdr *nh;
        register const struct nfrec *nr;
-       register const struct ip *ip;
        struct protoent *pent;
        int nrecs, ver;
        struct protoent *pent;
        int nrecs, ver;
+#if 0
        time_t t;
        time_t t;
+#endif
 
 
-       ip = (struct ip *)bp;
-       nh = (struct nfhdr *)cp;
+       nh = (const struct nfhdr *)cp;
 
 
-       if ((u_char *)(nh + 1) > snapend)
+       if ((const u_char *)(nh + 1) > snapend)
                return;
 
                return;
 
-       nrecs = ntohl(nh->ver_cnt) & 0xffff;
-       ver = (ntohl(nh->ver_cnt) & 0xffff0000) >> 16;
-       t = ntohl(nh->utc_sec);
-/*     (p = ctime(&t))[24] = '\0'; */
+       nrecs = EXTRACT_32BITS(&nh->ver_cnt) & 0xffff;
+       ver = (EXTRACT_32BITS(&nh->ver_cnt) & 0xffff0000) >> 16;
+#if 0
+       /*
+        * This is seconds since the UN*X epoch, and is followed by
+        * nanoseconds.  XXX - format it, rather than just dumping the
+        * raw seconds-since-the-Epoch.
+        */
+       t = EXTRACT_32BITS(&nh->utc_sec);
+#endif
 
        printf("NetFlow v%x, %u.%03u uptime, %u.%09u, ", ver,
 
        printf("NetFlow v%x, %u.%03u uptime, %u.%09u, ", ver,
-              ntohl(nh->msys_uptime)/1000, ntohl(nh->msys_uptime)%1000,
-              ntohl(nh->utc_sec), ntohl(nh->utc_nsec));
+              EXTRACT_32BITS(&nh->msys_uptime)/1000,
+              EXTRACT_32BITS(&nh->msys_uptime)%1000,
+              EXTRACT_32BITS(&nh->utc_sec), EXTRACT_32BITS(&nh->utc_nsec));
 
 
-       if (ver == 5) {
-               printf("#%u, ", htonl(nh->sequence));
-               nr = (struct nfrec *)&nh[1];
+       if (ver == 5 || ver == 6) {
+               printf("#%u, ", EXTRACT_32BITS(&nh->sequence));
+               nr = (const struct nfrec *)&nh[1];
                snaplen -= 24;
        } else {
                snaplen -= 24;
        } else {
-               nr = (struct nfrec *)&nh->sequence;
+               nr = (const struct nfrec *)&nh->sequence;
                snaplen -= 16;
        }
 
        printf("%2u recs", nrecs);
 
                snaplen -= 16;
        }
 
        printf("%2u recs", nrecs);
 
-       for (; nrecs-- && (u_char *)(nr + 1) <= snapend; nr++) {
+       for (; nrecs-- && (const u_char *)(nr + 1) <= snapend; nr++) {
                char buf[20];
                char asbuf[20];
 
                printf("\n  started %u.%03u, last %u.%03u",
                char buf[20];
                char asbuf[20];
 
                printf("\n  started %u.%03u, last %u.%03u",
-                       ntohl(nr->start_time)/1000, ntohl(nr->start_time)%1000,
-                       ntohl(nr->last_time)/1000, ntohl(nr->last_time)%1000);
+                      EXTRACT_32BITS(&nr->start_time)/1000,
+                      EXTRACT_32BITS(&nr->start_time)%1000,
+                      EXTRACT_32BITS(&nr->last_time)/1000,
+                      EXTRACT_32BITS(&nr->last_time)%1000);
 
                asbuf[0] = buf[0] = '\0';
 
                asbuf[0] = buf[0] = '\0';
-               if (ver == 5) {
+               if (ver == 5 || ver == 6) {
                        snprintf(buf, sizeof(buf), "/%u",
                        snprintf(buf, sizeof(buf), "/%u",
-                           (ntohl(nr->masks) >> 24) & 0xff);
-                       snprintf(asbuf, sizeof(asbuf), "%u:",
-                           (ntohl(nr->asses) >> 16) & 0xffff);
+                                (EXTRACT_32BITS(&nr->masks) >> 24) & 0xff);
+                       snprintf(asbuf, sizeof(asbuf), ":%u",
+                                (EXTRACT_32BITS(&nr->asses) >> 16) & 0xffff);
                }
                }
-               printf("\n    %s%s%s:%u ", inet_ntoa(nr->src_ina), buf, asbuf,
-                       ntohl(nr->ports) >> 16);
+               printf("\n    %s%s%s:%u ", intoa(nr->src_ina.s_addr), buf, asbuf,
+                       EXTRACT_32BITS(&nr->ports) >> 16);
 
 
-               if (ver == 5) {
+               if (ver == 5 || ver ==6) {
                        snprintf(buf, sizeof(buf), "/%d",
                        snprintf(buf, sizeof(buf), "/%d",
-                           (ntohl(nr->masks) >> 16) & 0xff);
-                       snprintf(asbuf, sizeof(asbuf), "%u:",
-                           ntohl(nr->asses) & 0xffff);
+                                (EXTRACT_32BITS(&nr->masks) >> 16) & 0xff);
+                       snprintf(asbuf, sizeof(asbuf), ":%u",
+                                EXTRACT_32BITS(&nr->asses) & 0xffff);
                }
                }
-               printf("> %s%s%s:%u ", inet_ntoa(nr->dst_ina), buf, asbuf,
-                       ntohl(nr->ports) & 0xffff);
+               printf("> %s%s%s:%u ", intoa(nr->dst_ina.s_addr), buf, asbuf,
+                       EXTRACT_32BITS(&nr->ports) & 0xffff);
 
 
-               printf(">> %s\n    ", inet_ntoa(nr->nhop_ina));
+               printf(">> %s\n    ", intoa(nr->nhop_ina.s_addr));
 
 
-               pent = getprotobynumber((ntohl(nr->proto_tos) >> 8) & 0xff);
+               pent = getprotobynumber((EXTRACT_32BITS(&nr->proto_tos) >> 8) & 0xff);
                if (!pent || nflag)
                if (!pent || nflag)
-                       printf("%u ", (ntohl(nr->proto_tos) >> 8) & 0xff);
+                       printf("%u ",
+                              (EXTRACT_32BITS(&nr->proto_tos) >> 8) & 0xff);
                else
                        printf("%s ", pent->p_name);
 
                else
                        printf("%s ", pent->p_name);
 
@@ -156,9 +163,9 @@ cnfp_print(const u_char *cp, u_int len, const u_char *bp)
                if (pent && pent->p_proto == IPPROTO_TCP) {
                        int flags;
                        if (ver == 1)
                if (pent && pent->p_proto == IPPROTO_TCP) {
                        int flags;
                        if (ver == 1)
-                               flags = (ntohl(nr->asses) >> 24) & 0xff;
+                               flags = (EXTRACT_32BITS(&nr->asses) >> 24) & 0xff;
                        else
                        else
-                               flags = (ntohl(nr->proto_tos) >> 16) & 0xff;
+                               flags = (EXTRACT_32BITS(&nr->proto_tos) >> 16) & 0xff;
                        if (flags & TH_FIN)     putchar('F');
                        if (flags & TH_SYN)     putchar('S');
                        if (flags & TH_RST)     putchar('R');
                        if (flags & TH_FIN)     putchar('F');
                        if (flags & TH_SYN)     putchar('S');
                        if (flags & TH_RST)     putchar('R');
@@ -168,7 +175,16 @@ cnfp_print(const u_char *cp, u_int len, const u_char *bp)
                        if (flags)
                                putchar(' ');
                }
                        if (flags)
                                putchar(' ');
                }
-               printf("tos %u, %u (%u octets)", ntohl(nr->proto_tos) & 0xff,
-                       ntohl(nr->packets), ntohl(nr->octets));
+
+               buf[0]='\0';
+               if (ver == 6) {
+                       snprintf(buf, sizeof(buf), "(%u<>%u encaps)",
+                                (EXTRACT_32BITS(&nr->masks) >> 8) & 0xff,
+                                (EXTRACT_32BITS(&nr->masks)) & 0xff);
+               }
+               printf("tos %u, %u (%u octets) %s",
+                      EXTRACT_32BITS(&nr->proto_tos) & 0xff,
+                      EXTRACT_32BITS(&nr->packets),
+                      EXTRACT_32BITS(&nr->octets), buf);
        }
 }
        }
 }
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