contiki/examples/llsec/ccm-star-tests/encryption/tests.c
2016-04-13 07:54:46 -07:00

142 lines
5.1 KiB
C

/*
* Copyright (c) 2013, Hasso-Plattner-Institut.
* 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.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE 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 INSTITUTE 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.
*
* This file is part of the Contiki operating system.
*
*/
/**
* \file
* Testing CTR
* \author
* Konrad Krentz <konrad.krentz@gmail.com>
*/
#include "contiki.h"
#include "net/packetbuf.h"
#include "net/netstack.h"
#include "net/llsec/llsec802154.h"
#include "lib/ccm-star.h"
#include "net/llsec/ccm-star-packetbuf.h"
#include "net/mac/frame802154.h"
#include <stdio.h>
#include <string.h>
#define SEC_LVL 6
#define MIC_LEN LLSEC802154_MIC_LEN(6)
/*---------------------------------------------------------------------------*/
/* Test vector C.2.1.2 from IEEE 802.15.4-2006 */
static void
test_sec_lvl_6()
{
uint8_t key[16] = { 0xC0 , 0xC1 , 0xC2 , 0xC3 ,
0xC4 , 0xC5 , 0xC6 , 0xC7 ,
0xC8 , 0xC9 , 0xCA , 0xCB ,
0xCC , 0xCD , 0xCE , 0xCF };
linkaddr_t source_address = {{ 0xAC , 0xDE , 0x48 , 0x00 ,
0x00 , 0x00 , 0x00 , 0x01 }};
uint8_t data[30] = { 0x2B , 0xDC , 0x84 , 0x21 , 0x43 ,
/* Destination Address */
0x02 , 0x00 , 0x00 , 0x00 , 0x00 , 0x48 , 0xDE , 0xAC ,
/* PAN-ID */
0xFF , 0xFF ,
/* Source Address */
0x01 , 0x00 , 0x00 , 0x00 , 0x00 , 0x48 , 0xDE , 0xAC ,
/* Security Level */
0x06 ,
/* Frame Counter */
0x05 , 0x00 , 0x00 , 0x00 ,
0x01 , 0xCE };
uint8_t oracle[MIC_LEN] = { 0x4F , 0xDE , 0x52 , 0x90 ,
0x61 , 0xF9 , 0xC6 , 0xF1 };
uint8_t nonce[13];
frame802154_frame_counter_t counter;
printf("Testing verification ... ");
linkaddr_copy(&linkaddr_node_addr, &source_address);
packetbuf_clear();
packetbuf_set_datalen(30);
memcpy(packetbuf_hdrptr(), data, 30);
counter.u32 = 5;
packetbuf_set_attr(PACKETBUF_ATTR_FRAME_COUNTER_BYTES_0_1, counter.u16[0]);
packetbuf_set_attr(PACKETBUF_ATTR_FRAME_COUNTER_BYTES_2_3, counter.u16[1]);
packetbuf_set_attr(PACKETBUF_ATTR_SECURITY_LEVEL, SEC_LVL);
packetbuf_hdrreduce(29);
CCM_STAR.set_key(key);
ccm_star_packetbuf_set_nonce(nonce, 1);
CCM_STAR.aead(nonce,
packetbuf_dataptr(), packetbuf_datalen(),
packetbuf_hdrptr(), packetbuf_hdrlen(),
((uint8_t *) packetbuf_hdrptr()) + 30, MIC_LEN,
1);
if(memcmp(((uint8_t *) packetbuf_hdrptr()) + 30, oracle, MIC_LEN) == 0) {
printf("Success\n");
} else {
printf("Failure\n");
}
printf("Testing encryption ... ");
if(((uint8_t *) packetbuf_hdrptr())[29] == 0xD8) {
printf("Success\n");
} else {
printf("Failure\n");
}
printf("Testing decryption ... ");
packetbuf_set_addr(PACKETBUF_ADDR_SENDER, &source_address);
ccm_star_packetbuf_set_nonce(nonce, 0);
CCM_STAR.aead(nonce,
packetbuf_dataptr(), packetbuf_datalen(),
packetbuf_hdrptr(), packetbuf_hdrlen(),
((uint8_t *) packetbuf_hdrptr()) + 30, MIC_LEN,
0);
if(((uint8_t *) packetbuf_hdrptr())[29] == 0xCE) {
printf("Success\n");
} else {
printf("Failure\n");
}
}
/*---------------------------------------------------------------------------*/
PROCESS(ccm_star_tests_process, "CCM* tests process");
AUTOSTART_PROCESSES(&ccm_star_tests_process);
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(ccm_star_tests_process, ev, data)
{
PROCESS_BEGIN();
test_sec_lvl_6();
PROCESS_END();
}
/*---------------------------------------------------------------------------*/