]> The Tcpdump Group git mirrors - tcpdump/blobdiff - print-rt6.c
Fix spaces
[tcpdump] / print-rt6.c
index 684eac40175127b29ab1f1aa1827bfd50b6fb5d6..ab2798764b8b7ac50960d45bc5e3a636b2fe16e4 100644 (file)
 /* \summary: IPv6 routing header printer */
 
 #ifdef HAVE_CONFIG_H
-#include "config.h"
+#include <config.h>
 #endif
 
-#include <netdissect-stdinc.h>
+#include "netdissect-stdinc.h"
 
 #include <string.h>
 
@@ -41,15 +41,12 @@ rt6_print(netdissect_options *ndo, const u_char *bp, const u_char *bp2 _U_)
        const struct ip6_rthdr *dp;
        const struct ip6_rthdr0 *dp0;
        const struct ip6_srh *srh;
-       const u_char *ep;
        u_int i, len, type;
-       const struct in6_addr *addr;
+       const u_char *p;
 
+       ndo->ndo_protocol = "rt6";
        dp = (const struct ip6_rthdr *)bp;
 
-       /* 'ep' points to the end of available data. */
-       ep = ndo->ndo_snapend;
-
        ND_TCHECK_1(dp->ip6r_segleft);
 
        len = EXTRACT_U_1(dp->ip6r_len);
@@ -72,13 +69,11 @@ rt6_print(netdissect_options *ndo, const u_char *bp, const u_char *bp2 _U_)
                if (len % 2 == 1)
                        goto trunc;
                len >>= 1;
-               addr = &dp0->ip6r0_addr[0];
+               p = (const u_char *) dp0->ip6r0_addr;
                for (i = 0; i < len; i++) {
-                       if ((const u_char *)(addr + 1) > ep)
-                               goto trunc;
-
-                       ND_PRINT(", [%d]%s", i, ip6addr_string(ndo, addr));
-                       addr++;
+                       ND_TCHECK_16(p);
+                       ND_PRINT(", [%u]%s", i, ip6addr_string(ndo, p));
+                       p += 16;
                }
                /*(*/
                ND_PRINT(") ");
@@ -101,13 +96,11 @@ rt6_print(netdissect_options *ndo, const u_char *bp, const u_char *bp2 _U_)
                if (len % 2 == 1)
                        goto trunc;
                len >>= 1;
-               addr = &srh->srh_segments[0];
+               p  = (const u_char *) srh->srh_segments;
                for (i = 0; i < len; i++) {
-                       if ((const u_char *)(addr + 1) > ep)
-                               goto trunc;
-
-                       ND_PRINT(", [%d]%s", i, ip6addr_string(ndo, addr));
-                       addr++;
+                       ND_TCHECK_16(p);
+                       ND_PRINT(", [%u]%s", i, ip6addr_string(ndo, p));
+                       p += 16;
                }
                /*(*/
                ND_PRINT(") ");