]> The Tcpdump Group git mirrors - tcpdump/blobdiff - print-ipcomp.c
Fix the pointer tests in the non-ndoified TTEST2() macro as well.
[tcpdump] / print-ipcomp.c
index ba2987ae480dfb94f299dbfc81c3864c50503806..89130a373c070e5855b48f35945acff8e04cba7e 100644 (file)
@@ -20,8 +20,8 @@
  */
 
 #ifndef lint
-static const char rcsid[] =
-    "@(#) /master/usr.sbin/tcpdump/tcpdump/print-icmp.c,v 2.1 1995/02/03 18:14:42 polk Exp (LBL)";
+static const char rcsid[] _U_ =
+    "@(#) $Header: /tcpdump/master/tcpdump/print-ipcomp.c,v 1.20 2003-11-19 00:36:08 guy Exp $";
 #endif
 
 #ifdef HAVE_CONFIG_H
@@ -29,38 +29,15 @@ static const char rcsid[] =
 #endif
 
 #include <string.h>
-#include <sys/param.h>
-#include <sys/time.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-
-#include <net/route.h>
-#include <net/if.h>
-
-#include <netinet/in.h>
-#include <netinet/if_ether.h>
-#include <netinet/in_systm.h>
-#include <netinet/ip.h>
-#include <netinet/ip_icmp.h>
-#include <netinet/ip_var.h>
-#include <netinet/udp.h>
-#include <netinet/udp_var.h>
-#include <netinet/tcp.h>
+#include <tcpdump-stdinc.h>
 
 #include <stdio.h>
 
-#ifdef INET6
-#include <netinet/ip6.h>
-#endif
-#ifdef HAVE_NETINET6_IPCOMP_H
-#include <netinet6/ipcomp.h>
-#else
 struct ipcomp {
        u_int8_t comp_nxt;      /* Next Header */
        u_int8_t comp_flags;    /* Length of data, in 32bit */
        u_int16_t comp_cpi;     /* Compression parameter index */
 };
-#endif
 
 #if defined(HAVE_LIBZ) && defined(HAVE_ZLIB_H)
 #include <zlib.h>
@@ -68,9 +45,10 @@ struct ipcomp {
 
 #include "interface.h"
 #include "addrtoname.h"
+#include "extract.h"
 
 int
-ipcomp_print(register const u_char *bp, register const u_char *bp2, int *nhdr)
+ipcomp_print(register const u_char *bp, int *nhdr _U_)
 {
        register const struct ipcomp *ipcomp;
        register const u_char *ep;
@@ -80,16 +58,16 @@ ipcomp_print(register const u_char *bp, register const u_char *bp2, int *nhdr)
 #endif
 
        ipcomp = (struct ipcomp *)bp;
-       cpi = (u_int16_t)ntohs(ipcomp->comp_cpi);
+       cpi = EXTRACT_16BITS(&ipcomp->comp_cpi);
 
-       /* 'ep' points to the end of avaible data. */
+       /* 'ep' points to the end of available data. */
        ep = snapend;
 
        if ((u_char *)(ipcomp + 1) >= ep - sizeof(struct ipcomp)) {
                fputs("[|IPCOMP]", stdout);
                goto fail;
        }
-       printf("IPComp(cpi=%u)", cpi);
+       printf("IPComp(cpi=0x%04x)", cpi);
 
 #if defined(HAVE_LIBZ) && defined(HAVE_ZLIB_H)
        if (1)
@@ -109,7 +87,5 @@ ipcomp_print(register const u_char *bp, register const u_char *bp2, int *nhdr)
 
 #endif
 fail:
-       if (nhdr)
-               *nhdr = -1;
-       return 65536;
+       return -1;
 }