gre: add support for MikroTik Ethernet-over-IP hack.

[tcpdump] / print-aodv.c

diff --git a/print-aodv.c b/print-aodv.c
index 52024dc05e510e3a16e254774bf04af35a6e8aad..b014c49cfab1b8c478d382b11f76d18dd18026e7 100644 (file)
--- a/print-aodv.c
+++ b/print-aodv.c
@@ -31,6 +31,7 @@
  */
 
 /* \summary: Ad hoc On-Demand Distance Vector (AODV) Routing printer */
  */
 
 /* \summary: Ad hoc On-Demand Distance Vector (AODV) Routing printer */

+/* specification: RFC 3561 */

 
 #ifdef HAVE_CONFIG_H
 #include <config.h>
 
 #ifdef HAVE_CONFIG_H
 #include <config.h>


@@ -42,9 +43,6 @@
 #include "addrtoname.h"
 #include "extract.h"
 
 #include "addrtoname.h"
 #include "extract.h"
 

-/*
- * RFC 3561
- */

 struct aodv_rreq {
        nd_uint8_t      rreq_type;      /* AODV message type (1) */
        nd_uint8_t      rreq_flags;     /* various flags */
 struct aodv_rreq {
        nd_uint8_t      rreq_type;      /* AODV message type (1) */
        nd_uint8_t      rreq_flags;     /* various flags */


@@ -67,17 +65,6 @@ struct aodv_rreq6 {
        nd_ipv6         rreq_oa;        /* originator IPv6 address */
        nd_uint32_t     rreq_os;        /* originator sequence number */
 };
        nd_ipv6         rreq_oa;        /* originator IPv6 address */
        nd_uint32_t     rreq_os;        /* originator sequence number */
 };

-struct aodv_rreq6_draft_01 {
-       nd_uint8_t      rreq_type;      /* AODV message type (16) */
-       nd_uint8_t      rreq_flags;     /* various flags */
-       nd_uint8_t      rreq_zero0;     /* reserved, set to zero */
-       nd_uint8_t      rreq_hops;      /* number of hops from originator */
-       nd_uint32_t     rreq_id;        /* request ID */
-       nd_uint32_t     rreq_ds;        /* destination sequence number */
-       nd_uint32_t     rreq_os;        /* originator sequence number */
-       nd_ipv6         rreq_da;        /* destination IPv6 address */
-       nd_ipv6         rreq_oa;        /* originator IPv6 address */
-};

 
 #define        RREQ_JOIN       0x80            /* join (reserved for multicast */
 #define        RREQ_REPAIR     0x40            /* repair (reserved for multicast */
 
 #define        RREQ_JOIN       0x80            /* join (reserved for multicast */
 #define        RREQ_REPAIR     0x40            /* repair (reserved for multicast */


@@ -106,16 +93,6 @@ struct aodv_rrep6 {
        nd_ipv6         rrep_oa;        /* originator IPv6 address */
        nd_uint32_t     rrep_life;      /* lifetime of this route */
 };
        nd_ipv6         rrep_oa;        /* originator IPv6 address */
        nd_uint32_t     rrep_life;      /* lifetime of this route */
 };

-struct aodv_rrep6_draft_01 {
-       nd_uint8_t      rrep_type;      /* AODV message type (17) */
-       nd_uint8_t      rrep_flags;     /* various flags */
-       nd_uint8_t      rrep_ps;        /* prefix size */
-       nd_uint8_t      rrep_hops;      /* number of hops from o to d */
-       nd_uint32_t     rrep_ds;        /* destination sequence number */
-       nd_ipv6         rrep_da;        /* destination IPv6 address */
-       nd_ipv6         rrep_oa;        /* originator IPv6 address */
-       nd_uint32_t     rrep_life;      /* lifetime of this route */
-};

 
 #define        RREP_REPAIR             0x80    /* repair (reserved for multicast */
 #define        RREP_ACK                0x40    /* acknowledgement required */
 
 #define        RREP_REPAIR             0x80    /* repair (reserved for multicast */
 #define        RREP_ACK                0x40    /* acknowledgement required */


@@ -130,10 +107,6 @@ struct rerr_unreach6 {
        nd_ipv6         u_da;   /* IPv6 address */
        nd_uint32_t     u_ds;   /* sequence number */
 };
        nd_ipv6         u_da;   /* IPv6 address */
        nd_uint32_t     u_ds;   /* sequence number */
 };

-struct rerr_unreach6_draft_01 {
-       nd_ipv6         u_da;   /* IPv6 address */
-       nd_uint32_t     u_ds;   /* sequence number */
-};

 
 struct aodv_rerr {
        nd_uint8_t      rerr_type;      /* AODV message type (3 or 18) */
 
 struct aodv_rerr {
        nd_uint8_t      rerr_type;      /* AODV message type (3 or 18) */


@@ -154,11 +127,13 @@ struct aodv_rrep_ack {
 #define        AODV_RREP               2       /* route response */
 #define        AODV_RERR               3       /* error report */
 #define        AODV_RREP_ACK           4       /* route response acknowledgement */
 #define        AODV_RREP               2       /* route response */
 #define        AODV_RERR               3       /* error report */
 #define        AODV_RREP_ACK           4       /* route response acknowledgement */

-
-#define AODV_V6_DRAFT_01_RREQ          16      /* IPv6 route request */
-#define AODV_V6_DRAFT_01_RREP          17      /* IPv6 route response */
-#define AODV_V6_DRAFT_01_RERR          18      /* IPv6 error report */
-#define AODV_V6_DRAFT_01_RREP_ACK      19      /* IPV6 route response acknowledgment */
+static const struct tok msg_type_str[] = {
+       { AODV_RREQ,     "rreq" },
+       { AODV_RREP,     "rrep" },
+       { AODV_RERR,     "rerr" },
+       { AODV_RREP_ACK, "rrep-ack" },
+       { 0, NULL }
+};

 
 struct aodv_ext {
        nd_uint8_t      type;           /* extension type */
 
 struct aodv_ext {
        nd_uint8_t      type;           /* extension type */


@@ -179,30 +154,31 @@ aodv_extension(netdissect_options *ndo,
                const struct aodv_ext *ep, u_int length)
 {
        const struct aodv_hello *ah;
                const struct aodv_ext *ep, u_int length)
 {
        const struct aodv_hello *ah;

+       uint8_t ext_type, ext_length;

 
 

-       ND_TCHECK_SIZE(ep);
-       switch (EXTRACT_U_1(ep->type)) {
+       ext_type = GET_U_1(ep->type);
+       ext_length = GET_U_1(ep->length);
+       switch (ext_type) {

        case AODV_EXT_HELLO:
                ah = (const struct aodv_hello *)(const void *)ep;
        case AODV_EXT_HELLO:
                ah = (const struct aodv_hello *)(const void *)ep;

-               ND_TCHECK_SIZE(ah);
-               if (length < sizeof(struct aodv_hello))
-                       goto trunc;
-               if (EXTRACT_U_1(ep->length) < 4) {
-                       ND_PRINT("\n\text HELLO - bad length %u", EXTRACT_U_1(ep->length));
-                       break;
+               ND_ICHECKMSG_ZU("ext data length", length, <,
+                               sizeof(struct aodv_hello));
+               if (ext_length < 4) {
+                       ND_PRINT("\n\text HELLO - bad length %u", ext_length);
+                       goto invalid;

                }
                ND_PRINT("\n\text HELLO %u ms",
                }
                ND_PRINT("\n\text HELLO %u ms",

-                   EXTRACT_BE_U_4(ah->interval));
+                   GET_BE_U_4(ah->interval));

                break;
 
        default:
                break;
 
        default:

-               ND_PRINT("\n\text %u %u", EXTRACT_U_1(ep->type), EXTRACT_U_1(ep->length));
+               ND_PRINT("\n\text %u %u", ext_type, ext_length);

                break;
        }
        return;
 
                break;
        }
        return;
 

-trunc:
-       ND_PRINT(" [|hello]");
+invalid:
+       nd_print_invalid(ndo);

 }
 
 static void
 }
 
 static void


@@ -211,29 +187,27 @@ aodv_rreq(netdissect_options *ndo, const u_char *dat, u_int length)
        u_int i;
        const struct aodv_rreq *ap = (const struct aodv_rreq *)dat;
 
        u_int i;
        const struct aodv_rreq *ap = (const struct aodv_rreq *)dat;
 

-       ND_TCHECK_SIZE(ap);
-       if (length < sizeof(*ap))
-               goto trunc;
-       ND_PRINT(" rreq %u %s%s%s%s%shops %u id 0x%08x\n"
+       ND_ICHECKMSG_ZU("message length", length, <, sizeof(*ap));
+       ND_PRINT(" %u %s%s%s%s%shops %u id 0x%08x\n"

            "\tdst %s seq %u src %s seq %u", length,
            "\tdst %s seq %u src %s seq %u", length,

-           EXTRACT_U_1(ap->rreq_type) & RREQ_JOIN ? "[J]" : "",
-           EXTRACT_U_1(ap->rreq_type) & RREQ_REPAIR ? "[R]" : "",
-           EXTRACT_U_1(ap->rreq_type) & RREQ_GRAT ? "[G]" : "",
-           EXTRACT_U_1(ap->rreq_type) & RREQ_DEST ? "[D]" : "",
-           EXTRACT_U_1(ap->rreq_type) & RREQ_UNKNOWN ? "[U] " : " ",
-           EXTRACT_U_1(ap->rreq_hops),
-           EXTRACT_BE_U_4(ap->rreq_id),
-           ipaddr_string(ndo, ap->rreq_da),
-           EXTRACT_BE_U_4(ap->rreq_ds),
-           ipaddr_string(ndo, ap->rreq_oa),
-           EXTRACT_BE_U_4(ap->rreq_os));
+           GET_U_1(ap->rreq_type) & RREQ_JOIN ? "[J]" : "",
+           GET_U_1(ap->rreq_type) & RREQ_REPAIR ? "[R]" : "",
+           GET_U_1(ap->rreq_type) & RREQ_GRAT ? "[G]" : "",
+           GET_U_1(ap->rreq_type) & RREQ_DEST ? "[D]" : "",
+           GET_U_1(ap->rreq_type) & RREQ_UNKNOWN ? "[U] " : " ",
+           GET_U_1(ap->rreq_hops),
+           GET_BE_U_4(ap->rreq_id),
+           GET_IPADDR_STRING(ap->rreq_da),
+           GET_BE_U_4(ap->rreq_ds),
+           GET_IPADDR_STRING(ap->rreq_oa),
+           GET_BE_U_4(ap->rreq_os));

        i = length - sizeof(*ap);
        if (i >= sizeof(struct aodv_ext))
                aodv_extension(ndo, (const struct aodv_ext *)(dat + sizeof(*ap)), i);
        return;
 
        i = length - sizeof(*ap);
        if (i >= sizeof(struct aodv_ext))
                aodv_extension(ndo, (const struct aodv_ext *)(dat + sizeof(*ap)), i);
        return;
 

-trunc:
-       ND_PRINT(" [|rreq");
+invalid:
+       nd_print_invalid(ndo);

 }
 
 static void
 }
 
 static void


@@ -242,26 +216,24 @@ aodv_rrep(netdissect_options *ndo, const u_char *dat, u_int length)
        u_int i;
        const struct aodv_rrep *ap = (const struct aodv_rrep *)dat;
 
        u_int i;
        const struct aodv_rrep *ap = (const struct aodv_rrep *)dat;
 

-       ND_TCHECK_SIZE(ap);
-       if (length < sizeof(*ap))
-               goto trunc;
-       ND_PRINT(" rrep %u %s%sprefix %u hops %u\n"
+       ND_ICHECKMSG_ZU("message length", length, <, sizeof(*ap));
+       ND_PRINT(" %u %s%sprefix %u hops %u\n"

            "\tdst %s dseq %u src %s %u ms", length,
            "\tdst %s dseq %u src %s %u ms", length,

-           EXTRACT_U_1(ap->rrep_type) & RREP_REPAIR ? "[R]" : "",
-           EXTRACT_U_1(ap->rrep_type) & RREP_ACK ? "[A] " : " ",
-           EXTRACT_U_1(ap->rrep_ps) & RREP_PREFIX_MASK,
-           EXTRACT_U_1(ap->rrep_hops),
-           ipaddr_string(ndo, ap->rrep_da),
-           EXTRACT_BE_U_4(ap->rrep_ds),
-           ipaddr_string(ndo, ap->rrep_oa),
-           EXTRACT_BE_U_4(ap->rrep_life));
+           GET_U_1(ap->rrep_type) & RREP_REPAIR ? "[R]" : "",
+           GET_U_1(ap->rrep_type) & RREP_ACK ? "[A] " : " ",
+           GET_U_1(ap->rrep_ps) & RREP_PREFIX_MASK,
+           GET_U_1(ap->rrep_hops),
+           GET_IPADDR_STRING(ap->rrep_da),
+           GET_BE_U_4(ap->rrep_ds),
+           GET_IPADDR_STRING(ap->rrep_oa),
+           GET_BE_U_4(ap->rrep_life));

        i = length - sizeof(*ap);
        if (i >= sizeof(struct aodv_ext))
                aodv_extension(ndo, (const struct aodv_ext *)(dat + sizeof(*ap)), i);
        return;
 
        i = length - sizeof(*ap);
        if (i >= sizeof(struct aodv_ext))
                aodv_extension(ndo, (const struct aodv_ext *)(dat + sizeof(*ap)), i);
        return;
 

-trunc:
-       ND_PRINT(" [|rreq");
+invalid:
+       nd_print_invalid(ndo);

 }
 
 static void
 }
 
 static void


@@ -271,27 +243,23 @@ aodv_rerr(netdissect_options *ndo, const u_char *dat, u_int length)
        const struct aodv_rerr *ap = (const struct aodv_rerr *)dat;
        const struct rerr_unreach *dp;
 
        const struct aodv_rerr *ap = (const struct aodv_rerr *)dat;
        const struct rerr_unreach *dp;
 

-       ND_TCHECK_SIZE(ap);
-       if (length < sizeof(*ap))
-               goto trunc;
-       ND_PRINT(" rerr %s [items %u] [%u]:",
-           EXTRACT_U_1(ap->rerr_flags) & RERR_NODELETE ? "[D]" : "",
-           EXTRACT_U_1(ap->rerr_dc), length);
+       ND_ICHECKMSG_ZU("message length", length, <, sizeof(*ap));
+       ND_PRINT(" %s [items %u] [%u]:",
+           GET_U_1(ap->rerr_flags) & RERR_NODELETE ? "[D]" : "",
+           GET_U_1(ap->rerr_dc), length);

        dp = (const struct rerr_unreach *)(dat + sizeof(*ap));
        i = length - sizeof(*ap);
        dp = (const struct rerr_unreach *)(dat + sizeof(*ap));
        i = length - sizeof(*ap);

-       for (dc = EXTRACT_U_1(ap->rerr_dc); dc != 0; dc--) {
-               ND_TCHECK_SIZE(dp);
-               if (i < sizeof(*dp))
-                       goto trunc;
-               ND_PRINT(" {%s}(%u)", ipaddr_string(ndo, dp->u_da),
-                   EXTRACT_BE_U_4(dp->u_ds));
+       for (dc = GET_U_1(ap->rerr_dc); dc != 0; dc--) {
+               ND_ICHECKMSG_ZU("remaining length", i, <, sizeof(*dp));
+               ND_PRINT(" {%s}(%u)", GET_IPADDR_STRING(dp->u_da),
+                   GET_BE_U_4(dp->u_ds));

                dp++;
                i -= sizeof(*dp);
        }
        return;
 
                dp++;
                i -= sizeof(*dp);
        }
        return;
 

-trunc:
-       ND_PRINT("[|rerr]");
+invalid:
+       nd_print_invalid(ndo);

 }
 
 static void
 }
 
 static void


@@ -300,29 +268,27 @@ aodv_v6_rreq(netdissect_options *ndo, const u_char *dat, u_int length)
        u_int i;
        const struct aodv_rreq6 *ap = (const struct aodv_rreq6 *)dat;
 
        u_int i;
        const struct aodv_rreq6 *ap = (const struct aodv_rreq6 *)dat;
 

-       ND_TCHECK_SIZE(ap);
-       if (length < sizeof(*ap))
-               goto trunc;
-       ND_PRINT(" v6 rreq %u %s%s%s%s%shops %u id 0x%08x\n"
+       ND_ICHECKMSG_ZU("message length", length, <, sizeof(*ap));
+       ND_PRINT(" %u %s%s%s%s%shops %u id 0x%08x\n"

            "\tdst %s seq %u src %s seq %u", length,
            "\tdst %s seq %u src %s seq %u", length,

-           EXTRACT_U_1(ap->rreq_type) & RREQ_JOIN ? "[J]" : "",
-           EXTRACT_U_1(ap->rreq_type) & RREQ_REPAIR ? "[R]" : "",
-           EXTRACT_U_1(ap->rreq_type) & RREQ_GRAT ? "[G]" : "",
-           EXTRACT_U_1(ap->rreq_type) & RREQ_DEST ? "[D]" : "",
-           EXTRACT_U_1(ap->rreq_type) & RREQ_UNKNOWN ? "[U] " : " ",
-           EXTRACT_U_1(ap->rreq_hops),
-           EXTRACT_BE_U_4(ap->rreq_id),
-           ip6addr_string(ndo, ap->rreq_da),
-           EXTRACT_BE_U_4(ap->rreq_ds),
-           ip6addr_string(ndo, ap->rreq_oa),
-           EXTRACT_BE_U_4(ap->rreq_os));
+           GET_U_1(ap->rreq_type) & RREQ_JOIN ? "[J]" : "",
+           GET_U_1(ap->rreq_type) & RREQ_REPAIR ? "[R]" : "",
+           GET_U_1(ap->rreq_type) & RREQ_GRAT ? "[G]" : "",
+           GET_U_1(ap->rreq_type) & RREQ_DEST ? "[D]" : "",
+           GET_U_1(ap->rreq_type) & RREQ_UNKNOWN ? "[U] " : " ",
+           GET_U_1(ap->rreq_hops),
+           GET_BE_U_4(ap->rreq_id),
+           GET_IP6ADDR_STRING(ap->rreq_da),
+           GET_BE_U_4(ap->rreq_ds),
+           GET_IP6ADDR_STRING(ap->rreq_oa),
+           GET_BE_U_4(ap->rreq_os));

        i = length - sizeof(*ap);
        if (i >= sizeof(struct aodv_ext))
                aodv_extension(ndo, (const struct aodv_ext *)(dat + sizeof(*ap)), i);
        return;
 
        i = length - sizeof(*ap);
        if (i >= sizeof(struct aodv_ext))
                aodv_extension(ndo, (const struct aodv_ext *)(dat + sizeof(*ap)), i);
        return;
 

-trunc:
-       ND_PRINT(" [|rreq");
+invalid:
+       nd_print_invalid(ndo);

 }
 
 static void
 }
 
 static void


@@ -331,26 +297,24 @@ aodv_v6_rrep(netdissect_options *ndo, const u_char *dat, u_int length)
        u_int i;
        const struct aodv_rrep6 *ap = (const struct aodv_rrep6 *)dat;
 
        u_int i;
        const struct aodv_rrep6 *ap = (const struct aodv_rrep6 *)dat;
 

-       ND_TCHECK_SIZE(ap);
-       if (length < sizeof(*ap))
-               goto trunc;
-       ND_PRINT(" rrep %u %s%sprefix %u hops %u\n"
+       ND_ICHECKMSG_ZU("message length", length, <, sizeof(*ap));
+       ND_PRINT(" %u %s%sprefix %u hops %u\n"

           "\tdst %s dseq %u src %s %u ms", length,
           "\tdst %s dseq %u src %s %u ms", length,

-           EXTRACT_U_1(ap->rrep_type) & RREP_REPAIR ? "[R]" : "",
-           EXTRACT_U_1(ap->rrep_type) & RREP_ACK ? "[A] " : " ",
-           EXTRACT_U_1(ap->rrep_ps) & RREP_PREFIX_MASK,
-           EXTRACT_U_1(ap->rrep_hops),
-           ip6addr_string(ndo, ap->rrep_da),
-           EXTRACT_BE_U_4(ap->rrep_ds),
-           ip6addr_string(ndo, ap->rrep_oa),
-           EXTRACT_BE_U_4(ap->rrep_life));
+           GET_U_1(ap->rrep_type) & RREP_REPAIR ? "[R]" : "",
+           GET_U_1(ap->rrep_type) & RREP_ACK ? "[A] " : " ",
+           GET_U_1(ap->rrep_ps) & RREP_PREFIX_MASK,
+           GET_U_1(ap->rrep_hops),
+           GET_IP6ADDR_STRING(ap->rrep_da),
+           GET_BE_U_4(ap->rrep_ds),
+           GET_IP6ADDR_STRING(ap->rrep_oa),
+           GET_BE_U_4(ap->rrep_life));

        i = length - sizeof(*ap);
        if (i >= sizeof(struct aodv_ext))
                aodv_extension(ndo, (const struct aodv_ext *)(dat + sizeof(*ap)), i);
        return;
 
        i = length - sizeof(*ap);
        if (i >= sizeof(struct aodv_ext))
                aodv_extension(ndo, (const struct aodv_ext *)(dat + sizeof(*ap)), i);
        return;
 

-trunc:
-       ND_PRINT(" [|rreq");
+invalid:
+       nd_print_invalid(ndo);

 }
 
 static void
 }
 
 static void


@@ -360,116 +324,23 @@ aodv_v6_rerr(netdissect_options *ndo, const u_char *dat, u_int length)
        const struct aodv_rerr *ap = (const struct aodv_rerr *)dat;
        const struct rerr_unreach6 *dp6;
 
        const struct aodv_rerr *ap = (const struct aodv_rerr *)dat;
        const struct rerr_unreach6 *dp6;
 

-       ND_TCHECK_SIZE(ap);
-       if (length < sizeof(*ap))
-               goto trunc;
-       ND_PRINT(" rerr %s [items %u] [%u]:",
-           EXTRACT_U_1(ap->rerr_flags) & RERR_NODELETE ? "[D]" : "",
-           EXTRACT_U_1(ap->rerr_dc), length);
+       ND_ICHECKMSG_ZU("message length", length, <, sizeof(*ap));
+       ND_PRINT(" %s [items %u] [%u]:",
+           GET_U_1(ap->rerr_flags) & RERR_NODELETE ? "[D]" : "",
+           GET_U_1(ap->rerr_dc), length);

        dp6 = (const struct rerr_unreach6 *)(const void *)(ap + 1);
        i = length - sizeof(*ap);
        dp6 = (const struct rerr_unreach6 *)(const void *)(ap + 1);
        i = length - sizeof(*ap);

-       for (dc = EXTRACT_U_1(ap->rerr_dc); dc != 0; dc--) {
-               ND_TCHECK_SIZE(dp6);
-               if (i < sizeof(*dp6))
-                       goto trunc;
-               ND_PRINT(" {%s}(%u)", ip6addr_string(ndo, dp6->u_da),
-                        EXTRACT_BE_U_4(dp6->u_ds));
+       for (dc = GET_U_1(ap->rerr_dc); dc != 0; dc--) {
+               ND_ICHECKMSG_ZU("remaining length", i, <, sizeof(*dp6));
+               ND_PRINT(" {%s}(%u)", GET_IP6ADDR_STRING(dp6->u_da),
+                        GET_BE_U_4(dp6->u_ds));

                dp6++;
                i -= sizeof(*dp6);
        }
        return;
 
                dp6++;
                i -= sizeof(*dp6);
        }
        return;
 

-trunc:
-       ND_PRINT("[|rerr]");
-}
-
-static void
-aodv_v6_draft_01_rreq(netdissect_options *ndo, const u_char *dat, u_int length)
-{
-       u_int i;
-       const struct aodv_rreq6_draft_01 *ap = (const struct aodv_rreq6_draft_01 *)dat;
-
-       ND_TCHECK_SIZE(ap);
-       if (length < sizeof(*ap))
-               goto trunc;
-       ND_PRINT(" rreq %u %s%s%s%s%shops %u id 0x%08x\n"
-           "\tdst %s seq %u src %s seq %u", length,
-           EXTRACT_U_1(ap->rreq_type) & RREQ_JOIN ? "[J]" : "",
-           EXTRACT_U_1(ap->rreq_type) & RREQ_REPAIR ? "[R]" : "",
-           EXTRACT_U_1(ap->rreq_type) & RREQ_GRAT ? "[G]" : "",
-           EXTRACT_U_1(ap->rreq_type) & RREQ_DEST ? "[D]" : "",
-           EXTRACT_U_1(ap->rreq_type) & RREQ_UNKNOWN ? "[U] " : " ",
-           EXTRACT_U_1(ap->rreq_hops),
-           EXTRACT_BE_U_4(ap->rreq_id),
-           ip6addr_string(ndo, ap->rreq_da),
-           EXTRACT_BE_U_4(ap->rreq_ds),
-           ip6addr_string(ndo, ap->rreq_oa),
-           EXTRACT_BE_U_4(ap->rreq_os));
-       i = length - sizeof(*ap);
-       if (i >= sizeof(struct aodv_ext))
-               aodv_extension(ndo, (const struct aodv_ext *)(dat + sizeof(*ap)), i);
-       return;
-
-trunc:
-       ND_PRINT(" [|rreq");
-}
-
-static void
-aodv_v6_draft_01_rrep(netdissect_options *ndo, const u_char *dat, u_int length)
-{
-       u_int i;
-       const struct aodv_rrep6_draft_01 *ap = (const struct aodv_rrep6_draft_01 *)dat;
-
-       ND_TCHECK_SIZE(ap);
-       if (length < sizeof(*ap))
-               goto trunc;
-       ND_PRINT(" rrep %u %s%sprefix %u hops %u\n"
-          "\tdst %s dseq %u src %s %u ms", length,
-           EXTRACT_U_1(ap->rrep_type) & RREP_REPAIR ? "[R]" : "",
-           EXTRACT_U_1(ap->rrep_type) & RREP_ACK ? "[A] " : " ",
-           EXTRACT_U_1(ap->rrep_ps) & RREP_PREFIX_MASK,
-           EXTRACT_U_1(ap->rrep_hops),
-           ip6addr_string(ndo, ap->rrep_da),
-           EXTRACT_BE_U_4(ap->rrep_ds),
-           ip6addr_string(ndo, ap->rrep_oa),
-           EXTRACT_BE_U_4(ap->rrep_life));
-       i = length - sizeof(*ap);
-       if (i >= sizeof(struct aodv_ext))
-               aodv_extension(ndo, (const struct aodv_ext *)(dat + sizeof(*ap)), i);
-       return;
-
-trunc:
-       ND_PRINT(" [|rreq");
-}
-
-static void
-aodv_v6_draft_01_rerr(netdissect_options *ndo, const u_char *dat, u_int length)
-{
-       u_int i, dc;
-       const struct aodv_rerr *ap = (const struct aodv_rerr *)dat;
-       const struct rerr_unreach6_draft_01 *dp6;
-
-       ND_TCHECK_SIZE(ap);
-       if (length < sizeof(*ap))
-               goto trunc;
-       ND_PRINT(" rerr %s [items %u] [%u]:",
-           EXTRACT_U_1(ap->rerr_flags) & RERR_NODELETE ? "[D]" : "",
-           EXTRACT_U_1(ap->rerr_dc), length);
-       dp6 = (const struct rerr_unreach6_draft_01 *)(const void *)(ap + 1);
-       i = length - sizeof(*ap);
-       for (dc = EXTRACT_U_1(ap->rerr_dc); dc != 0; dc--) {
-               ND_TCHECK_SIZE(dp6);
-               if (i < sizeof(*dp6))
-                       goto trunc;
-               ND_PRINT(" {%s}(%u)", ip6addr_string(ndo, dp6->u_da),
-                        EXTRACT_BE_U_4(dp6->u_ds));
-               dp6++;
-               i -= sizeof(*dp6);
-       }
-       return;
-
-trunc:
-       ND_PRINT("[|rerr]");
+invalid:
+       nd_print_invalid(ndo);

 }
 
 void
 }
 
 void


@@ -479,13 +350,14 @@ aodv_print(netdissect_options *ndo,
        uint8_t msg_type;
 
        ndo->ndo_protocol = "aodv";
        uint8_t msg_type;
 
        ndo->ndo_protocol = "aodv";

+       ND_PRINT(" aodv");
+

        /*
         * The message type is the first byte; make sure we have it
         * and then fetch it.
         */
        /*
         * The message type is the first byte; make sure we have it
         * and then fetch it.
         */

-       ND_TCHECK_1(dat);
-       msg_type = EXTRACT_U_1(dat);
-       ND_PRINT(" aodv");
+       msg_type = GET_U_1(dat);
+       ND_PRINT(" %s", tok2str(msg_type_str, "type %u", msg_type));

 
        switch (msg_type) {
 
 
        switch (msg_type) {
 


@@ -511,30 +383,10 @@ aodv_print(netdissect_options *ndo,
                break;
 
        case AODV_RREP_ACK:
                break;
 
        case AODV_RREP_ACK:

-               ND_PRINT(" rrep-ack %u", length);
-               break;
-
-       case AODV_V6_DRAFT_01_RREQ:
-               aodv_v6_draft_01_rreq(ndo, dat, length);
-               break;
-
-       case AODV_V6_DRAFT_01_RREP:
-               aodv_v6_draft_01_rrep(ndo, dat, length);
-               break;
-
-       case AODV_V6_DRAFT_01_RERR:
-               aodv_v6_draft_01_rerr(ndo, dat, length);
-               break;
-
-       case AODV_V6_DRAFT_01_RREP_ACK:
-               ND_PRINT(" rrep-ack %u", length);
+               ND_PRINT(" %u", length);

                break;
 
        default:
                break;
 
        default:

-               ND_PRINT(" type %u %u", msg_type, length);
+               ND_PRINT(" %u", length);

        }
        }

-       return;
-
-trunc:
-       ND_PRINT(" [|aodv]");

 }
 }