On Solaris, for 64-bit builds, use the 64-bit pcap-config.

[tcpdump] / print-mobility.c

diff --git a/print-mobility.c b/print-mobility.c
index 4dbfb6ff3b8ec5f7b56b97dcf4bfef38cfe78011..55340ca56d2f08625ab07819641a54095c686bf3 100644 (file)
--- a/print-mobility.c
+++ b/print-mobility.c
@@ -61,7 +61,7 @@ struct ip6_mobility {
 
 #define IP6M_MINLEN    8
 
 
 #define IP6M_MINLEN    8
 

-/* http://www.iana.org/assignments/mobility-parameters/mobility-parameters.xhtml */
+/* https://www.iana.org/assignments/mobility-parameters/mobility-parameters.xhtml */

 
 /* message type */
 #define IP6M_BINDING_REQUEST   0       /* Binding Refresh Request */
 
 /* message type */
 #define IP6M_BINDING_REQUEST   0       /* Binding Refresh Request */


@@ -110,6 +110,14 @@ static const unsigned ip6m_hdrlen[IP6M_MAX + 1] = {
 #define IP6MOPT_AUTH          0x5      /* Binding Authorization Data */
 #define IP6MOPT_AUTH_MINLEN    12
 
 #define IP6MOPT_AUTH          0x5      /* Binding Authorization Data */
 #define IP6MOPT_AUTH_MINLEN    12
 

+static const struct tok ip6m_binding_update_bits [] = {
+       { 0x08, "A" },
+       { 0x04, "H" },
+       { 0x02, "L" },
+       { 0x01, "K" },
+       { 0, NULL }
+};
+

 static int
 mobility_opt_print(netdissect_options *ndo,
                    const u_char *bp, const unsigned len)
 static int
 mobility_opt_print(netdissect_options *ndo,
                    const u_char *bp, const unsigned len)


@@ -117,12 +125,10 @@ mobility_opt_print(netdissect_options *ndo,
        unsigned i, optlen;
 
        for (i = 0; i < len; i += optlen) {
        unsigned i, optlen;
 
        for (i = 0; i < len; i += optlen) {

-               ND_TCHECK_1(bp + i);

                if (GET_U_1(bp + i) == IP6MOPT_PAD1)
                        optlen = 1;
                else {
                        if (i + 1 < len) {
                if (GET_U_1(bp + i) == IP6MOPT_PAD1)
                        optlen = 1;
                else {
                        if (i + 1 < len) {

-                               ND_TCHECK_1(bp + i + 1);

                                optlen = GET_U_1(bp + i + 1) + 2;
                        }
                        else
                                optlen = GET_U_1(bp + i + 1) + 2;
                        }
                        else


@@ -149,7 +155,6 @@ mobility_opt_print(netdissect_options *ndo,
                                goto trunc;
                        }
                        /* units of 4 secs */
                                goto trunc;
                        }
                        /* units of 4 secs */

-                       ND_TCHECK_2(bp + i + 2);

                        ND_PRINT("(refresh: %u)",
                                GET_BE_U_2(bp + i + 2) << 2);
                        break;
                        ND_PRINT("(refresh: %u)",
                                GET_BE_U_2(bp + i + 2) << 2);
                        break;


@@ -158,16 +163,13 @@ mobility_opt_print(netdissect_options *ndo,
                                ND_PRINT("(altcoa: trunc)");
                                goto trunc;
                        }
                                ND_PRINT("(altcoa: trunc)");
                                goto trunc;
                        }

-                       ND_TCHECK_16(bp + i + 2);
-                       ND_PRINT("(alt-CoA: %s)", ip6addr_string(ndo, bp + i + 2));
+                       ND_PRINT("(alt-CoA: %s)", GET_IP6ADDR_STRING(bp + i + 2));

                        break;
                case IP6MOPT_NONCEID:
                        if (len - i < IP6MOPT_NONCEID_MINLEN) {
                                ND_PRINT("(ni: trunc)");
                                goto trunc;
                        }
                        break;
                case IP6MOPT_NONCEID:
                        if (len - i < IP6MOPT_NONCEID_MINLEN) {
                                ND_PRINT("(ni: trunc)");
                                goto trunc;
                        }

-                       ND_TCHECK_2(bp + i + 2);
-                       ND_TCHECK_2(bp + i + 4);

                        ND_PRINT("(ni: ho=0x%04x co=0x%04x)",
                                GET_BE_U_2(bp + i + 2),
                                GET_BE_U_2(bp + i + 4));
                        ND_PRINT("(ni: ho=0x%04x co=0x%04x)",
                                GET_BE_U_2(bp + i + 2),
                                GET_BE_U_2(bp + i + 4));


@@ -227,14 +229,13 @@ mobility_print(netdissect_options *ndo,
                 * returned length, however, as it breaks out of the
                 * header-processing loop.
                 */
                 * returned length, however, as it breaks out of the
                 * header-processing loop.
                 */

-               mhlen = ep - bp;
+               mhlen = (unsigned)(ep - bp);

                goto trunc;
        }
        mhlen = (GET_U_1(mh->ip6m_len) + 1) << 3;
 
        /* XXX ip6m_cksum */
 
                goto trunc;
        }
        mhlen = (GET_U_1(mh->ip6m_len) + 1) << 3;
 
        /* XXX ip6m_cksum */
 

-       ND_TCHECK_1(mh->ip6m_type);

        type = GET_U_1(mh->ip6m_type);
        if (type <= IP6M_MAX && mhlen < ip6m_hdrlen[type]) {
                ND_PRINT("(header length %u is too small for type %u)", mhlen, type);
        type = GET_U_1(mh->ip6m_type);
        if (type <= IP6M_MAX && mhlen < ip6m_hdrlen[type]) {
                ND_PRINT("(header length %u is too small for type %u)", mhlen, type);


@@ -249,7 +250,6 @@ mobility_print(netdissect_options *ndo,
        case IP6M_CAREOF_TEST_INIT:
                hlen = IP6M_MINLEN;
                if (ndo->ndo_vflag) {
        case IP6M_CAREOF_TEST_INIT:
                hlen = IP6M_MINLEN;
                if (ndo->ndo_vflag) {

-                       ND_TCHECK_4(bp + hlen + 4);

                        ND_PRINT(" %s Init Cookie=%08x:%08x",
                               type == IP6M_HOME_TEST_INIT ? "Home" : "Care-of",
                               GET_BE_U_4(bp + hlen),
                        ND_PRINT(" %s Init Cookie=%08x:%08x",
                               type == IP6M_HOME_TEST_INIT ? "Home" : "Care-of",
                               GET_BE_U_4(bp + hlen),


@@ -259,11 +259,9 @@ mobility_print(netdissect_options *ndo,
                break;
        case IP6M_HOME_TEST:
        case IP6M_CAREOF_TEST:
                break;
        case IP6M_HOME_TEST:
        case IP6M_CAREOF_TEST:

-               ND_TCHECK_2(mh->ip6m_data16[0]);

                ND_PRINT(" nonce id=0x%x", GET_BE_U_2(mh->ip6m_data16[0]));
                hlen = IP6M_MINLEN;
                if (ndo->ndo_vflag) {
                ND_PRINT(" nonce id=0x%x", GET_BE_U_2(mh->ip6m_data16[0]));
                hlen = IP6M_MINLEN;
                if (ndo->ndo_vflag) {

-                       ND_TCHECK_4(bp + hlen + 4);

                        ND_PRINT(" %s Init Cookie=%08x:%08x",
                               type == IP6M_HOME_TEST ? "Home" : "Care-of",
                               GET_BE_U_4(bp + hlen),
                        ND_PRINT(" %s Init Cookie=%08x:%08x",
                               type == IP6M_HOME_TEST ? "Home" : "Care-of",
                               GET_BE_U_4(bp + hlen),


@@ -271,7 +269,6 @@ mobility_print(netdissect_options *ndo,
                }
                hlen += 8;
                if (ndo->ndo_vflag) {
                }
                hlen += 8;
                if (ndo->ndo_vflag) {

-                       ND_TCHECK_4(bp + hlen + 4);

                        ND_PRINT(" %s Keygen Token=%08x:%08x",
                               type == IP6M_HOME_TEST ? "Home" : "Care-of",
                               GET_BE_U_4(bp + hlen),
                        ND_PRINT(" %s Keygen Token=%08x:%08x",
                               type == IP6M_HOME_TEST ? "Home" : "Care-of",
                               GET_BE_U_4(bp + hlen),


@@ -280,53 +277,44 @@ mobility_print(netdissect_options *ndo,
                hlen += 8;
                break;
        case IP6M_BINDING_UPDATE:
                hlen += 8;
                break;
        case IP6M_BINDING_UPDATE:

-               ND_TCHECK_2(mh->ip6m_data16[0]);
+           {
+               int bits;

                ND_PRINT(" seq#=%u", GET_BE_U_2(mh->ip6m_data16[0]));
                hlen = IP6M_MINLEN;
                ND_TCHECK_2(bp + hlen);
                ND_PRINT(" seq#=%u", GET_BE_U_2(mh->ip6m_data16[0]));
                hlen = IP6M_MINLEN;
                ND_TCHECK_2(bp + hlen);

-               if (GET_U_1(bp + hlen) & 0xf0) {
+               bits = (GET_U_1(bp + hlen) & 0xf0) >> 4;
+               if (bits) {

                        ND_PRINT(" ");
                        ND_PRINT(" ");

-                       if (GET_U_1(bp + hlen) & 0x80)
-                               ND_PRINT("A");
-                       if (GET_U_1(bp + hlen) & 0x40)
-                               ND_PRINT("H");
-                       if (GET_U_1(bp + hlen) & 0x20)
-                               ND_PRINT("L");
-                       if (GET_U_1(bp + hlen) & 0x10)
-                               ND_PRINT("K");
+                       ND_PRINT("%s",
+                                bittok2str_nosep(ip6m_binding_update_bits,
+                                "bits-#0x%x", bits));

                }
                /* Reserved (4bits) */
                hlen += 1;
                /* Reserved (8bits) */
                hlen += 1;
                }
                /* Reserved (4bits) */
                hlen += 1;
                /* Reserved (8bits) */
                hlen += 1;

-               ND_TCHECK_2(bp + hlen);

                /* units of 4 secs */
                ND_PRINT(" lifetime=%u", GET_BE_U_2(bp + hlen) << 2);
                hlen += 2;
                break;
                /* units of 4 secs */
                ND_PRINT(" lifetime=%u", GET_BE_U_2(bp + hlen) << 2);
                hlen += 2;
                break;

+           }

        case IP6M_BINDING_ACK:
        case IP6M_BINDING_ACK:

-               ND_TCHECK_1(mh->ip6m_data8[0]);

                ND_PRINT(" status=%u", GET_U_1(mh->ip6m_data8[0]));
                ND_PRINT(" status=%u", GET_U_1(mh->ip6m_data8[0]));

-               ND_TCHECK_1(mh->ip6m_data8[1]);

                if (GET_U_1(mh->ip6m_data8[1]) & 0x80)
                        ND_PRINT(" K");
                /* Reserved (7bits) */
                hlen = IP6M_MINLEN;
                if (GET_U_1(mh->ip6m_data8[1]) & 0x80)
                        ND_PRINT(" K");
                /* Reserved (7bits) */
                hlen = IP6M_MINLEN;

-               ND_TCHECK_2(bp + hlen);

                ND_PRINT(" seq#=%u", GET_BE_U_2(bp + hlen));
                hlen += 2;
                ND_PRINT(" seq#=%u", GET_BE_U_2(bp + hlen));
                hlen += 2;

-               ND_TCHECK_2(bp + hlen);

                /* units of 4 secs */
                ND_PRINT(" lifetime=%u", GET_BE_U_2(bp + hlen) << 2);
                hlen += 2;
                break;
        case IP6M_BINDING_ERROR:
                /* units of 4 secs */
                ND_PRINT(" lifetime=%u", GET_BE_U_2(bp + hlen) << 2);
                hlen += 2;
                break;
        case IP6M_BINDING_ERROR:

-               ND_TCHECK_1(mh->ip6m_data8[0]);

                ND_PRINT(" status=%u", GET_U_1(mh->ip6m_data8[0]));
                /* Reserved */
                hlen = IP6M_MINLEN;
                ND_PRINT(" status=%u", GET_U_1(mh->ip6m_data8[0]));
                /* Reserved */
                hlen = IP6M_MINLEN;

-               ND_TCHECK_16(bp + hlen);
-               ND_PRINT(" homeaddr %s", ip6addr_string(ndo, bp + hlen));
+               ND_PRINT(" homeaddr %s", GET_IP6ADDR_STRING(bp + hlen));

                hlen += 16;
                break;
        default:
                hlen += 16;
                break;
        default: