NTP: Use tstr for truncation indicator.

[tcpdump] / print-rt6.c

diff --git a/print-rt6.c b/print-rt6.c
index dc196b4e766a7e16125bc7111b936b6d879a6d4d..35dbed981b0e448497f5f3ff272a99319094820b 100644 (file)
--- a/print-rt6.c
+++ b/print-rt6.c
@@ -19,29 +19,24 @@
  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  */
 
-#ifndef lint
-static const char rcsid[] _U_ =
-    "@(#) $Header: /tcpdump/master/tcpdump/print-rt6.c,v 1.27 2005-04-20 22:34:57 guy Exp $";
-#endif
+/* \summary: IPv6 routing header printer */
 
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
-#ifdef INET6
-
-#include <tcpdump-stdinc.h>
+#include <netdissect-stdinc.h>
 
-#include <stdio.h>
+#include <string.h>
 
 #include "ip6.h"
 
-#include "interface.h"
+#include "netdissect.h"
 #include "addrtoname.h"
 #include "extract.h"
 
 int
-rt6_print(register const u_char *bp, const u_char *bp2 _U_)
+rt6_print(netdissect_options *ndo, register const u_char *bp, const u_char *bp2 _U_)
 {
        register const struct ip6_rthdr *dp;
        register const struct ip6_rthdr0 *dp0;
@@ -49,33 +44,27 @@ rt6_print(register const u_char *bp, const u_char *bp2 _U_)
        int i, len;
        register const struct in6_addr *addr;
 
-       dp = (struct ip6_rthdr *)bp;
+       dp = (const struct ip6_rthdr *)bp;
        len = dp->ip6r_len;
 
        /* 'ep' points to the end of available data. */
-       ep = snapend;
+       ep = ndo->ndo_snapend;
 
-       TCHECK(dp->ip6r_segleft);
+       ND_TCHECK(dp->ip6r_segleft);
 
-       printf("srcrt (len=%d", dp->ip6r_len);  /*)*/
-       printf(", type=%d", dp->ip6r_type);
-       printf(", segleft=%d", dp->ip6r_segleft);
+       ND_PRINT((ndo, "srcrt (len=%d", dp->ip6r_len)); /*)*/
+       ND_PRINT((ndo, ", type=%d", dp->ip6r_type));
+       ND_PRINT((ndo, ", segleft=%d", dp->ip6r_segleft));
 
        switch (dp->ip6r_type) {
-#ifndef IPV6_RTHDR_TYPE_0
-#define IPV6_RTHDR_TYPE_0 0
-#endif
-#ifndef IPV6_RTHDR_TYPE_2
-#define IPV6_RTHDR_TYPE_2 2
-#endif
        case IPV6_RTHDR_TYPE_0:
        case IPV6_RTHDR_TYPE_2:                 /* Mobile IPv6 ID-20 */
-               dp0 = (struct ip6_rthdr0 *)dp;
+               dp0 = (const struct ip6_rthdr0 *)dp;
 
-               TCHECK(dp0->ip6r0_reserved);
-               if (dp0->ip6r0_reserved || vflag) {
-                       printf(", rsv=0x%0x",
-                           EXTRACT_32BITS(&dp0->ip6r0_reserved));
+               ND_TCHECK(dp0->ip6r0_reserved);
+               if (dp0->ip6r0_reserved || ndo->ndo_vflag) {
+                       ND_PRINT((ndo, ", rsv=0x%0x",
+                           EXTRACT_32BITS(&dp0->ip6r0_reserved)));
                }
 
                if (len % 2 == 1)
@@ -83,14 +72,14 @@ rt6_print(register const u_char *bp, const u_char *bp2 _U_)
                len >>= 1;
                addr = &dp0->ip6r0_addr[0];
                for (i = 0; i < len; i++) {
-                       if ((u_char *)(addr + 1) > ep)
+                       if ((const u_char *)(addr + 1) > ep)
                                goto trunc;
 
-                       printf(", [%d]%s", i, ip6addr_string(addr));
+                       ND_PRINT((ndo, ", [%d]%s", i, ip6addr_string(ndo, addr)));
                        addr++;
                }
                /*(*/
-               printf(") ");
+               ND_PRINT((ndo, ") "));
                return((dp0->ip6r0_len + 1) << 3);
                break;
        default:
@@ -99,7 +88,6 @@ rt6_print(register const u_char *bp, const u_char *bp2 _U_)
        }
 
  trunc:
-       fputs("[|srcrt]", stdout);
+       ND_PRINT((ndo, "[|srcrt]"));
        return -1;
 }
-#endif /* INET6 */