diff options
Diffstat (limited to 'keyexchange/isakmpd-20041012/nat_traversal.h')
| -rw-r--r-- | keyexchange/isakmpd-20041012/nat_traversal.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/keyexchange/isakmpd-20041012/nat_traversal.h b/keyexchange/isakmpd-20041012/nat_traversal.h new file mode 100644 index 0000000..843d43b --- /dev/null +++ b/keyexchange/isakmpd-20041012/nat_traversal.h @@ -0,0 +1,55 @@ +/* $OpenBSD: nat_traversal.h,v 1.4 2005/07/25 15:03:47 hshoexer 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 _NAT_TRAVERSAL_H_ +#define _NAT_TRAVERSAL_H_ + +#define VID_DRAFT_V2 0 +#define VID_DRAFT_V2_N 1 +#define VID_DRAFT_V3 2 +#define VID_RFC3947 3 + +struct nat_t_cap { + int id; + u_int32_t flags; + const char *text; + char *hash; + size_t hashsize; +}; + +/* + * Set if -T is given on the command line to disable NAT-T support. + */ +extern int disable_nat_t; + +void nat_t_init(void); +int nat_t_add_vendor_payloads(struct message *); +void nat_t_check_vendor_payload(struct message *, struct payload *); +int nat_t_exchange_add_nat_d(struct message *); +int nat_t_exchange_check_nat_d(struct message *); +void nat_t_setup_keepalive(struct sa *); + +#endif /* _NAT_TRAVERSAL_H_ */ |