* RFC1701 (GRE), RFC1702 (GRE IPv4), and RFC2637 (Enhanced GRE)
*/
-#define NETDISSECT_REWORKED
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
-#include "interface.h"
+#include "netdissect.h"
#include "extract.h"
#include "ethertype.h"
static void gre_print_0(netdissect_options *, const u_char *, u_int);
static void gre_print_1(netdissect_options *, const u_char *, u_int);
-static void gre_sre_print(netdissect_options *, u_int16_t, u_int8_t, u_int8_t, const u_char *, u_int);
-static void gre_sre_ip_print(netdissect_options *, u_int8_t, u_int8_t, const u_char *, u_int);
-static void gre_sre_asn_print(netdissect_options *, u_int8_t, u_int8_t, const u_char *, u_int);
+static void gre_sre_print(netdissect_options *, uint16_t, uint8_t, uint8_t, const u_char *, u_int);
+static void gre_sre_ip_print(netdissect_options *, uint8_t, uint8_t, const u_char *, u_int);
+static void gre_sre_asn_print(netdissect_options *, uint8_t, uint8_t, const u_char *, u_int);
void
gre_print(netdissect_options *ndo, const u_char *bp, u_int length)
gre_print_0(netdissect_options *ndo, const u_char *bp, u_int length)
{
u_int len = length;
- u_int16_t flags, prot;
+ uint16_t flags, prot;
flags = EXTRACT_16BITS(bp);
if (ndo->ndo_vflag)
if (flags & GRE_RP) {
for (;;) {
- u_int16_t af;
- u_int8_t sreoff;
- u_int8_t srelen;
+ uint16_t af;
+ uint8_t sreoff;
+ uint8_t srelen;
if (len < 4)
goto trunc;
case ETHERTYPE_IP:
ip_print(ndo, bp, len);
break;
-#ifdef INET6
case ETHERTYPE_IPV6:
ip6_print(ndo, bp, len);
break;
-#endif
case ETHERTYPE_MPLS:
mpls_print(ndo, bp, len);
break;
gre_print_1(netdissect_options *ndo, const u_char *bp, u_int length)
{
u_int len = length;
- u_int16_t flags, prot;
+ uint16_t flags, prot;
flags = EXTRACT_16BITS(bp);
len -= 2;
if (flags & GRE_KP) {
- u_int32_t k;
+ uint32_t k;
if (len < 4)
goto trunc;
}
static void
-gre_sre_print(netdissect_options *ndo, u_int16_t af, u_int8_t sreoff,
- u_int8_t srelen, const u_char *bp, u_int len)
+gre_sre_print(netdissect_options *ndo, uint16_t af, uint8_t sreoff,
+ uint8_t srelen, const u_char *bp, u_int len)
{
switch (af) {
case GRESRE_IP:
ND_PRINT((ndo, ", (rtaf=ip"));
gre_sre_ip_print(ndo, sreoff, srelen, bp, len);
- ND_PRINT((ndo, ") "));
+ ND_PRINT((ndo, ")"));
break;
case GRESRE_ASN:
ND_PRINT((ndo, ", (rtaf=asn"));
gre_sre_asn_print(ndo, sreoff, srelen, bp, len);
- ND_PRINT((ndo, ") "));
+ ND_PRINT((ndo, ")"));
break;
default:
- ND_PRINT((ndo, ", (rtaf=0x%x) ", af));
+ ND_PRINT((ndo, ", (rtaf=0x%x)", af));
}
}
static void
-gre_sre_ip_print(netdissect_options *ndo, u_int8_t sreoff, u_int8_t srelen,
+gre_sre_ip_print(netdissect_options *ndo, uint8_t sreoff, uint8_t srelen,
const u_char *bp, u_int len)
{
struct in_addr a;
}
static void
-gre_sre_asn_print(netdissect_options *ndo, u_int8_t sreoff, u_int8_t srelen,
+gre_sre_asn_print(netdissect_options *ndo, uint8_t sreoff, uint8_t srelen,
const u_char *bp, u_int len)
{
const u_char *up = bp;