netbsd/sys/dev/pci/n8/common/api/n8_packet_IPSec.h
2013-04-06 16:48:33 +02:00

76 lines
3.2 KiB
C

/*-
* Copyright (C) 2001-2003 by NBMK Encryption Technologies.
* All rights reserved.
*
* NBMK Encryption Technologies provides no support of any kind for
* this software. Questions or concerns about it may be addressed to
* the members of the relevant open-source community at
* <tech-crypto@netbsd.org>.
*
* 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 COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 COPYRIGHT
* OWNER OR CONTRIBUTORS 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.
*/
/*****************************************************************************
* @(#) n8_packet_IPSec.h 1.14@(#)
*****************************************************************************/
/*****************************************************************************/
/** @file n8_packet_IPSec.h
* @brief Header for IPSec Packet functions.
*
*
*****************************************************************************/
/*****************************************************************************
* Revision history:
* 06/06/03 brr Move useful defines to public include.
* 04/19/02 bac Corrected IPSEC_DATA_LENGTH_MIN and
* IPSEC_DECRYPTED_DATA_LENGTH_MIN values. Created a new define
* IPSEC_DATA_BLOCK_SIZE. Fixes BUG #716.
* 10/12/01 dkm Moved public portion to n8_pub_packet.h.
* 08/27/01 mel Deleted IPSEC_SET.. definisions - they are not in use.
* 06/25/01 bac Added IPSEC_AUTHENTICATION_DATA_LENGTH
* 05/23/01 bac Original version.
****************************************************************************/
#ifndef N8_PACKET_IPSEC_H
#define N8_PACKET_IPSEC_H
#include "n8_packet.h"
#include "n8_pub_packet.h"
#include "n8_pub_errors.h"
#define IPSEC_DATA_BLOCK_SIZE 8
#define IPSEC_DECRYPTED_DATA_LENGTH_MIN 36
#define IPSEC_AUTHENTICATION_DATA_LENGTH 12
#define IPSEC_SPI_OFFSET 0
#define IPSEC_SEQUENCE_NIMBER_OFFSET 4
#define IPSEC_EXTRACT_SPI(PACKET_P) ((uint32_t) BE_to_uint32(&PACKET_P[IPSEC_SPI_OFFSET]))
#define IPSEC_EXTRACT_SEQUENCE_NIMBER(PACKET_P) ((uint32_t) BE_to_uint32(&PACKET_P[IPSEC_SEQUENCE_NIMBER_OFFSET]))
#endif