*/
#ifndef lint
-static const char rcsid[] =
- "@(#) $Header: /tcpdump/master/tcpdump/print-sl.c,v 1.42 1999-10-07 23:47:12 mcr Exp $ (LBL)";
+static const char rcsid[] _U_ =
+ "@(#) $Header: /tcpdump/master/tcpdump/print-sl.c,v 1.65 2005-04-06 21:32:42 mcr Exp $ (LBL)";
#endif
-#ifdef HAVE_NET_SLIP_H
-#include <sys/param.h>
-#include <sys/time.h>
-#include <sys/timeb.h>
-#include <sys/file.h>
-#include <sys/ioctl.h>
-#include <sys/mbuf.h>
-#include <sys/socket.h>
-
-#if __STDC__
-struct rtentry;
+#ifdef HAVE_CONFIG_H
+#include "config.h"
#endif
-#include <net/if.h>
-
-#include <netinet/in.h>
-#include <netinet/in_systm.h>
-#include <netinet/ip.h>
-#include <netinet/if_ether.h>
-#include <netinet/ip_var.h>
-#include <netinet/udp.h>
-#include <netinet/udp_var.h>
-#include <netinet/tcp.h>
-#include <netinet/tcpip.h>
-
-#include <net/slcompress.h>
-#include <net/slip.h>
-
-#include <ctype.h>
-#include <netdb.h>
+
+#include <tcpdump-stdinc.h>
+
#include <pcap.h>
#include <stdio.h>
#include "addrtoname.h"
#include "extract.h" /* must come after interface.h */
+#include "ip.h"
+#include "tcp.h"
+#include "slip.h"
+#include "slcompress.h"
+
static u_int lastlen[2][256];
static u_int lastconn = 255;
static void sliplink_print(const u_char *, const struct ip *, u_int);
static void compressed_sl_print(const u_char *, const struct ip *, u_int, int);
-/* XXX BSD/OS 2.1 compatibility */
-#if !defined(SLIP_HDRLEN) && defined(SLC_BPFHDR)
-#define SLIP_HDRLEN SLC_BPFHDR
-#define SLX_DIR 0
-#define SLX_CHDR (SLC_BPFHDRLEN - 1)
-#define CHDR_LEN (SLC_BPFHDR - SLC_BPFHDRLEN)
-#endif
-
-/* XXX needs more hacking to work right */
-
-void
-sl_if_print(u_char *user, const struct pcap_pkthdr *h, const u_char *p)
+u_int
+sl_if_print(const struct pcap_pkthdr *h, const u_char *p)
{
register u_int caplen = h->caplen;
register u_int length = h->len;
register const struct ip *ip;
- ts_print(&h->ts);
-
if (caplen < SLIP_HDRLEN) {
printf("[|slip]");
- goto out;
+ return (caplen);
}
- /*
- * Some printers want to get back at the link level addresses,
- * and/or check that they're not walking off the end of the packet.
- * Rather than pass them all the way down, we set these globals.
- */
- packetp = p;
- snapend = p + caplen;
length -= SLIP_HDRLEN;
if (eflag)
sliplink_print(p, ip, length);
- ip_print((u_char *)ip, length);
+ switch (IP_V(ip)) {
+ case 4:
+ ip_print(gndo, (u_char *)ip, length);
+ break;
+#ifdef INET6
+ case 6:
+ ip6_print((u_char *)ip, length);
+ break;
+#endif
+ default:
+ printf ("ip v%d", IP_V(ip));
+ }
- if (xflag)
- default_print((u_char *)ip, caplen - SLIP_HDRLEN);
- out:
- putchar('\n');
+ return (SLIP_HDRLEN);
}
-
-void
-sl_bsdos_if_print(u_char *user, const struct pcap_pkthdr *h, const u_char *p)
+u_int
+sl_bsdos_if_print(const struct pcap_pkthdr *h, const u_char *p)
{
register u_int caplen = h->caplen;
register u_int length = h->len;
register const struct ip *ip;
- ts_print(&h->ts);
-
if (caplen < SLIP_HDRLEN) {
printf("[|slip]");
- goto out;
+ return (caplen);
}
- /*
- * Some printers want to get back at the link level addresses,
- * and/or check that they're not walking off the end of the packet.
- * Rather than pass them all the way down, we set these globals.
- */
- packetp = p;
- snapend = p + caplen;
length -= SLIP_HDRLEN;
sliplink_print(p, ip, length);
#endif
- ip_print((u_char *)ip, length);
+ ip_print(gndo, (u_char *)ip, length);
- if (xflag)
- default_print((u_char *)ip, caplen - SLIP_HDRLEN);
- out:
- putchar('\n');
+ return (SLIP_HDRLEN);
}
static void
* has restored the IP header copy to IPPROTO_TCP.
*/
lastconn = ((struct ip *)&p[SLX_CHDR])->ip_p;
- hlen = ip->ip_hl;
- hlen += ((struct tcphdr *)&((int *)ip)[hlen])->th_off;
+ hlen = IP_HL(ip);
+ hlen += TH_OFF((struct tcphdr *)&((int *)ip)[hlen]);
lastlen[dir][lastconn] = length - (hlen << 2);
printf("utcp %d: ", lastconn);
break;
* 'cp - chdr' is the length of the compressed header.
* 'length - hlen' is the amount of data in the packet.
*/
- hlen = ip->ip_hl;
- hlen += ((struct tcphdr *)&((int32_t *)ip)[hlen])->th_off;
+ hlen = IP_HL(ip);
+ hlen += TH_OFF((struct tcphdr *)&((int32_t *)ip)[hlen]);
lastlen[dir][lastconn] = length - (hlen << 2);
- printf(" %d (%d)", lastlen[dir][lastconn], cp - chdr);
-}
-#else
-#include <sys/types.h>
-#include <sys/time.h>
-
-#include <pcap.h>
-#include <stdio.h>
-
-#include "interface.h"
-
-void
-sl_if_print(u_char *user, const struct pcap_pkthdr *h, const u_char *p)
-{
-
- error("not configured for slip");
- /* NOTREACHED */
-}
-
-void
-sl_bsdos_if_print(u_char *user, const struct pcap_pkthdr *h, const u_char *p)
-{
-
- error("not configured for slip");
- /* NOTREACHED */
+ printf(" %d (%ld)", lastlen[dir][lastconn], (long)(cp - chdr));
}
-#endif
projects / tcpdump / blobdiff