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81 lines
2.6 KiB
C
81 lines
2.6 KiB
C
/*
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* Copyright (c) 2013, Hasso-Plattner-Institut.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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*/
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/**
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* \file
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* Link layer security header file.
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* \author
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* Konrad Krentz <konrad.krentz@gmail.com>
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*/
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/**
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* \ingroup net
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* \defgroup llsec Link Layer Security
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*
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* Layer for implementing link layer security.
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*
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* NETSTACK_LLSEC sits in between NETSTACK_MAC and NETSTACK_NETWORK
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* protocols. All NETSTACK_MAC protocols invoke NETSTACK_LLSEC.input()
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* for incoming packets. Likewise, all NETSTACK_NETWORK protocols
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* invoke NETSTACK_LLSEC.send(...) for outgoing packets.
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*
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* @{
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*/
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#ifndef LLSEC_H_
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#define LLSEC_H_
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#include "net/mac/mac.h"
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/**
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* The structure of a link layer security driver.
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*/
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struct llsec_driver {
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char *name;
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/** Inits link layer security. */
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void (* init)(void);
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/** Secures outgoing frames before passing them to NETSTACK_MAC. */
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void (* send)(mac_callback_t sent_callback, void *ptr);
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/**
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* Decrypts incoming frames;
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* filters out injected or replayed frames.
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*/
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void (* input)(void);
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};
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#endif /* LLSEC_H_ */
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/** @} */
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