diff --git a/print-enc.c b/print-enc.c
new file mode 100644
index 0000000..f9b871b
--- /dev/null
+++ b/print-enc.c
@@ -0,0 +1,86 @@
+/*	$OpenBSD: print-enc.c,v 1.7 2002/02/19 19:39:40 millert Exp $	*/
+
+/*
+ * Copyright (c) 1990, 1991, 1993, 1994, 1995, 1996
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that: (1) source code distributions
+ * retain the above copyright notice and this paragraph in its entirety, (2)
+ * distributions including binary code include the above copyright notice and
+ * this paragraph in its entirety in the documentation or other materials
+ * provided with the distribution, and (3) all advertising materials mentioning
+ * features or use of this software display the following acknowledgement:
+ * ``This product includes software developed by the University of California,
+ * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
+ * the University nor the names of its contributors may be used to endorse
+ * or promote products derived from this software without specific prior
+ * written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+#ifndef lint
+static const char rcsid[] _U_ =
+    "@(#) $Header: /tcpdump/master/tcpdump/print-enc.c,v 1.4 2005/04/06 21:32:39 mcr Exp $ (LBL)";
+#endif
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <tcpdump-stdinc.h>
+
+#include <pcap.h>
+
+#include "interface.h"
+#include "addrtoname.h"
+
+#include "enc.h"
+
+#define ENC_PRINT_TYPE(wh, xf, nam) \
+	if ((wh) & (xf)) { \
+		printf("%s%s", nam, (wh) == (xf) ? "): " : ","); \
+		(wh) &= ~(xf); \
+	}
+
+u_int
+enc_if_print(const struct pcap_pkthdr *h, register const u_char *p)
+{
+	register u_int length = h->len;
+	register u_int caplen = h->caplen;
+	int flags;
+	const struct enchdr *hdr;
+
+	if (caplen < ENC_HDRLEN) {
+		printf("[|enc]");
+		goto out;
+	}
+
+	hdr = (struct enchdr *)p;
+	flags = hdr->flags;
+	if (flags == 0)
+		printf("(unprotected): ");
+	else
+		printf("(");
+	ENC_PRINT_TYPE(flags, M_AUTH, "authentic");
+	ENC_PRINT_TYPE(flags, M_CONF, "confidential");
+	/* ENC_PRINT_TYPE(flags, M_TUNNEL, "tunnel"); */
+	printf("SPI 0x%08x: ", (u_int32_t)ntohl(hdr->spi));
+
+	length -= ENC_HDRLEN;
+	/* XXX - use the address family */
+	ip_print(gndo, p + ENC_HDRLEN, length);
+
+out:
+	return (ENC_HDRLEN);
+}
+
+
+/*
+ * Local Variables:
+ * c-style: whitesmith
+ * c-basic-offset: 8
+ * End:
+ */