From 05d8515ba878b983423bb735abb4be1c9e7dc5c1 Mon Sep 17 00:00:00 2001
From: Niklas Hallqvist <niklas@cvs.openbsd.org>
Date: Fri, 21 Feb 1997 23:17:57 +0000
Subject: Integration of IPSEC userland tools, no manpages yet, sorry.

---
 sbin/ipsec/sesp3md5/Makefile   |   5 ++
 sbin/ipsec/sesp3md5/sesp3md5.c | 117 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 122 insertions(+)
 create mode 100644 sbin/ipsec/sesp3md5/Makefile
 create mode 100644 sbin/ipsec/sesp3md5/sesp3md5.c

(limited to 'sbin/ipsec/sesp3md5')

diff --git a/sbin/ipsec/sesp3md5/Makefile b/sbin/ipsec/sesp3md5/Makefile
new file mode 100644
index 00000000000..8c563648aaa
--- /dev/null
+++ b/sbin/ipsec/sesp3md5/Makefile
@@ -0,0 +1,5 @@
+#	$OpenBSD: Makefile,v 1.1 1997/02/21 23:17:42 niklas Exp $
+
+PROG=	sesp3md5
+
+.include <bsd.prog.mk>
diff --git a/sbin/ipsec/sesp3md5/sesp3md5.c b/sbin/ipsec/sesp3md5/sesp3md5.c
new file mode 100644
index 00000000000..c98c378c036
--- /dev/null
+++ b/sbin/ipsec/sesp3md5/sesp3md5.c
@@ -0,0 +1,117 @@
+/*
+ * The author of this code is John Ioannidis, ji@tla.org,
+ * 	(except when noted otherwise).
+ *
+ * This code was written for BSD/OS in Athens, Greece, in November 1995.
+ *
+ * Ported to NetBSD, with additional transforms, in December 1996,
+ * by Angelos D. Keromytis, kermit@forthnet.gr.
+ *
+ * Copyright (C) 1995, 1996, 1997 by John Ioannidis and Angelos D. Keromytis.
+ *	
+ * Permission to use, copy, and modify this software without fee
+ * is hereby granted, provided that this entire notice is included in
+ * all copies of any software which is or includes a copy or
+ * modification of this software.
+ *
+ * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTY. IN PARTICULAR, NEITHER AUTHOR MAKES ANY
+ * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE
+ * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
+ * PURPOSE.
+ */
+
+#include <sys/param.h>
+#include <sys/file.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#include <sys/mbuf.h>
+#include <sys/sysctl.h>
+
+#include <net/if.h>
+#include <net/route.h>
+#include <net/if_dl.h>
+#include <netinet/in.h>
+#include <netns/ns.h>
+#include <netiso/iso.h>
+#include <netccitt/x25.h>
+#include <arpa/inet.h>
+#include <netdb.h>
+
+#include <errno.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <ctype.h>
+#include <stdlib.h>
+#include <string.h>
+#include <paths.h>
+#include "net/encap.h"
+#include "netinet/ip_ipsp.h"
+#include "netinet/ip_esp.h"
+ 
+
+#define IFT_ENC 0x37
+
+
+char buf[1024];
+
+int x2i(char *s)
+{
+	char ss[3];
+	ss[0] = s[0];
+	ss[1] = s[1];
+	ss[2] = 0;
+
+	return strtol(ss, NULL, 16);
+}
+	
+
+main(argc, argv)
+int argc;
+char **argv;
+{
+	int sd, len, i;
+
+	struct encap_msghdr *em;
+	struct esp3desmd5_xencap *xd;
+	struct sockaddr_encap *dst, *msk, *gw;
+	struct sockaddr_dl *dl;
+	u_char *opts;
+
+	if (argc != 5)
+	  fprintf(stderr, "usage: %s dst spi iv key\n", argv[0]), exit(1);
+	sd = socket(AF_ENCAP, SOCK_RAW, AF_UNSPEC);
+	if (sd < 0)
+	  perror("socket"), exit(1);
+	
+	em = (struct encap_msghdr *)&buf[0];
+	
+	em->em_msglen = EMT_SETSPI_FLEN + ESP3DESMD5_ULENGTH;
+	em->em_version = 0;
+	em->em_type = EMT_SETSPI;
+	em->em_spi = htonl(strtol(argv[2], NULL, 16));
+	em->em_if = 1;
+	em->em_dst.s_addr = inet_addr(argv[1]);
+	em->em_alg = XF_ESP3DESMD5;
+	xd = (struct esp3desmd5_xencap *)(em->em_dat);
+
+	xd->edx_ivlen = 0;
+	xd->edx_initiator = 1;
+	xd->edx_wnd = 32;
+	xd->edx_keylen = 8;
+
+#if 0
+#define max(_a,_b) (((_a)>(_b))?(_a):(_b))
+
+	memcpy(&(xd->edx_iv[0]), argv[3], max(strlen(argv[3]), 8));
+	memcpy(&(xd->edx_iv[8]), argv[4], max(strlen(argv[4]), 8));
+#endif
+
+	for (i = 0; i < 8; i++)
+	  xd->edx_key[i] = x2i(&(argv[4][2*i]));
+
+	if (write(sd, buf, em->em_msglen) != em->em_msglen)
+	  perror("write");
+}
+
+
-- 
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