CI: Add warning exemptions for Sun C (suncc-5.14) on Solaris 10

[tcpdump] / print-mpls.c

diff --git a/print-mpls.c b/print-mpls.c
index ac9358f60d1b4206024b75b1f91c14115cd9a58d..a80b722fa7e75c2db92805346f257cb65eb643a5 100644 (file)
--- a/print-mpls.c
+++ b/print-mpls.c
@@ -26,24 +26,15 @@
  * SUCH DAMAGE.
  */
 
  * SUCH DAMAGE.
  */
 

-#ifndef lint
-static const char rcsid[] _U_ =
-    "@(#) $Header: /tcpdump/master/tcpdump/print-mpls.c,v 1.14 2005-07-05 09:38:19 hannes Exp $ (LBL)";
-#endif
+/* \summary: Multi-Protocol Label Switching (MPLS) printer */

 
 

-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
+#include <config.h>

 
 

-#include <tcpdump-stdinc.h>
+#include "netdissect-stdinc.h"

 
 

-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "addrtoname.h"
-#include "interface.h"
-#include "extract.h"                   /* must come after interface.h */
+#define ND_LONGJMP_FROM_TCHECK
+#include "netdissect.h"
+#include "extract.h"

 #include "mpls.h"
 
 static const char *mpls_labelname[] = {
 #include "mpls.h"
 
 static const char *mpls_labelname[] = {


@@ -65,31 +56,35 @@ enum mpls_packet_type {
  * RFC3032: MPLS label stack encoding
  */
 void
  * RFC3032: MPLS label stack encoding
  */
 void

-mpls_print(const u_char *bp, u_int length)
+mpls_print(netdissect_options *ndo, const u_char *bp, u_int length)

 {
        const u_char *p;
 {
        const u_char *p;

-       u_int32_t label_entry;
-       u_int16_t label_stack_depth = 0;
+       uint32_t label_entry;
+       uint16_t label_stack_depth = 0;
+       uint8_t first;

        enum mpls_packet_type pt = PT_UNKNOWN;
 
        enum mpls_packet_type pt = PT_UNKNOWN;
 

+       ndo->ndo_protocol = "mpls";

        p = bp;
        p = bp;

-       printf("MPLS");
+       nd_print_protocol_caps(ndo);

        do {
        do {

-               TCHECK2(*p, sizeof(label_entry));
-               label_entry = EXTRACT_32BITS(p);
-               printf("%s(label %u",
-                      (label_stack_depth && vflag) ? "\n\t" : " ",
-                              MPLS_LABEL(label_entry));
+               if (length < sizeof(label_entry))
+                       goto invalid;
+               label_entry = GET_BE_U_4(p);
+               ND_PRINT("%s(label %u",
+                      (label_stack_depth && ndo->ndo_vflag) ? "\n\t" : " ",
+                       MPLS_LABEL(label_entry));

                label_stack_depth++;
                label_stack_depth++;

-               if (vflag &&
+               if (ndo->ndo_vflag &&

                    MPLS_LABEL(label_entry) < sizeof(mpls_labelname) / sizeof(mpls_labelname[0]))
                    MPLS_LABEL(label_entry) < sizeof(mpls_labelname) / sizeof(mpls_labelname[0]))

-                       printf(" (%s)", mpls_labelname[MPLS_LABEL(label_entry)]);
-               printf(", exp %u", MPLS_EXP(label_entry));
+                       ND_PRINT(" (%s)", mpls_labelname[MPLS_LABEL(label_entry)]);
+               ND_PRINT(", tc %u", MPLS_TC(label_entry));

                if (MPLS_STACK(label_entry))
                if (MPLS_STACK(label_entry))

-                       printf(", [S]");
-               printf(", ttl %u)", MPLS_TTL(label_entry));
+                       ND_PRINT(", [S]");
+               ND_PRINT(", ttl %u)", MPLS_TTL(label_entry));

 
                p += sizeof(label_entry);
 
                p += sizeof(label_entry);

+               length -= sizeof(label_entry);

        } while (!MPLS_STACK(label_entry));
 
        /*
        } while (!MPLS_STACK(label_entry));
 
        /*


@@ -132,96 +127,46 @@ mpls_print(const u_char *bp, u_int length)
                 * Cisco sends control-plane traffic MPLS-encapsulated in
                 * this fashion.
                 */
                 * Cisco sends control-plane traffic MPLS-encapsulated in
                 * this fashion.
                 */

-               switch(*p) {
-
-               case 0x45:
-               case 0x46:
-               case 0x47:
-               case 0x48:
-               case 0x49:
-               case 0x4a:
-               case 0x4b:
-               case 0x4c:
-               case 0x4d:
-               case 0x4e:
-               case 0x4f:
-                       pt = PT_IPV4;
-                       break;
-
-               case 0x60:
-               case 0x61:
-               case 0x62:
-               case 0x63:
-               case 0x64:
-               case 0x65:
-               case 0x66:
-               case 0x67:
-               case 0x68:
-               case 0x69:
-               case 0x6a:
-               case 0x6b:
-               case 0x6c:
-               case 0x6d:
-               case 0x6e:
-               case 0x6f:
-                       pt = PT_IPV6;
-                       break;
-
-               case 0x81:
-               case 0x82:
-               case 0x83:
-                       pt = PT_OSI;
-                       break;
-
-               default:
-                       /* ok bail out - we did not figure out what it is*/
-                       break;
+               if (length < 1) {
+                       /* nothing to print */
+                       return;

                }
                }

+               first = GET_U_1(p);
+               pt =
+                       (first >= 0x45 && first <= 0x4f) ? PT_IPV4 :
+                       (first >= 0x60 && first <= 0x6f) ? PT_IPV6 :
+                       (first >= 0x81 && first <= 0x83) ? PT_OSI :
+                       /* ok bail out - we did not figure out what it is*/
+                       PT_UNKNOWN;

        }
 
        /*
         * Print the payload.
         */
        }
 
        /*
         * Print the payload.
         */

-       if (pt == PT_UNKNOWN) {
-               if (!suppress_default_print)
-                       default_print(p, length - (p - bp));
-               return;
-       }
-       if (vflag)
-               printf("\n\t");
-       else
-               printf(" ");

        switch (pt) {
        switch (pt) {

+       case PT_UNKNOWN:
+               if (!ndo->ndo_suppress_default_print)
+                       ND_DEFAULTPRINT(p, length);
+               break;

 
        case PT_IPV4:
 
        case PT_IPV4:

-               ip_print(gndo, p, length - (p - bp));
+               ND_PRINT(ndo->ndo_vflag ? "\n\t" : " ");
+               ip_print(ndo, p, length);

                break;
 
        case PT_IPV6:
                break;
 
        case PT_IPV6:

-#ifdef INET6
-               ip6_print(gndo, p, length - (p - bp));
-#else
-               printf("IPv6, length: %u", length);
-#endif
+               ND_PRINT(ndo->ndo_vflag ? "\n\t" : " ");
+               ip6_print(ndo, p, length);

                break;
 
        case PT_OSI:
                break;
 
        case PT_OSI:

-               isoclns_print(p, length - (p - bp), length - (p - bp));
-               break;
-
-       default:
+               ND_PRINT(ndo->ndo_vflag ? "\n\t" : " ");
+               isoclns_print(ndo, p, length);

                break;
        }
        return;
 
                break;
        }
        return;
 

-trunc:
-       printf("[|MPLS]");
+invalid:
+       nd_print_invalid(ndo);
+       ND_TCHECK_LEN(p, length);

 }
 }

-
-
-/*
- * Local Variables:
- * c-style: whitesmith
- * c-basic-offset: 8
- * End:
- */