NAT-Traversal for isakmpd. Work in progress...

hshoexer@ ok.

1 files changed, 42 insertions, 0 deletions

diff --git a/sbin/isakmpd/virtual.h b/sbin/isakmpd/virtual.h
new file mode 100644
index 00000000000..7a3bd21cc6c
--- /dev/null
+++ b/sbin/isakmpd/virtual.h
@@ -0,0 +1,42 @@
+/*	$OpenBSD: virtual.h,v 1.1 2004/06/20 15:24:05 ho Exp $	*/
+
+/*
+ * Copyright (c) 2004 Håkan Olsson.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _TRP_VIRTUAL_H_
+#define _TRP_VIRTUAL_H_
+
+struct virtual_transport {
+	struct transport transport;
+	struct transport *main;	 /* Normally this transport is used.  */
+	struct transport *encap; /* Or this, depending on 'encap_is_active'. */
+	int		  encap_is_active;
+	LIST_ENTRY (virtual_transport) link;
+};
+
+void			  virtual_init(void);
+struct virtual_transport *virtual_get_default(sa_family_t);
+struct virtual_transport *virtual_listen_lookup(struct sockaddr *);
+
+#endif /* _TRP_VIRTUAL_H_ */