Example project for Atmel radio AES128 cryto engine

This commit is contained in:
Robert Olsson 2017-04-24 14:40:33 +02:00
parent 58517dfcbd
commit e9aed001bc
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/*
* Copyright (c) 2015, Copyright Robert 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.
* 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.
*
* Author : Robert Olsson
* roolss@kth.se & robert@radio-sensors.com
* Created : 2017-04-22
*/
/**
* \file
* A simple AES128 crypto emmgine test for Atmel radios
*/
#include "contiki.h"
#include "dev/radio.h"
#include "net/netstack.h"
#include "sys/etimer.h"
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "rf230bb.h"
PROCESS(aes_crypto_process, "AES HW crypto process");
AUTOSTART_PROCESSES(&aes_crypto_process);
unsigned char aes_key[16] = "abcdefghijklmnop";
unsigned char aes_p[128];
unsigned char aes_c[128];
unsigned char aes_s[128];
unsigned char tmp[16];
uint8_t i;
int res;
PROCESS_THREAD(aes_crypto_process, ev, data)
{
PROCESS_BEGIN();
/* AES engine on */
NETSTACK_RADIO.on();
strcpy((char *)aes_s, "Teststring______");
for(i = 0; i < 16; i++) {
printf("%02X", aes_s[i]);
}
printf(" Uncrypted \n");
res = rf230_aes_encrypt_ebc(aes_key, aes_s, aes_c);
if(!res) {
printf("ERR encryption\n");
exit(0);
}
for(i = 0; i < 16; i++) {
printf("%02X", aes_c[i]);
}
printf(" AES-128 EBC Crypted\n");
res = rf230_aes_decrypt_ebc(aes_key, aes_c, aes_p);
if(!res) {
printf("ERR decryption\n");
exit(0);
}
for(i = 0; i < 16; i++) {
printf("%02X", aes_p[i]);
}
printf(" Decrypted \n");
res = rf230_aes_encrypt_cbc(aes_key, aes_s, sizeof(aes_s), aes_c);
if(!res) {
printf("ERR encryption\n");
exit(0);
}
for(i = 0; i < 16; i++) {
printf("%02X", aes_c[i]);
}
printf(" AES-128 MIC\n");
PROCESS_END();
}

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CFLAGS += -DPROJECT_CONF_H=\"project-conf.h\"
CONTIKI_PROJECT = AES128HW_test
all: $(CONTIKI_PROJECT)
# We use floating vars. Add library.
PRINTF_LIB_FLT = -Wl,-u,vfprintf -lprintf_flt -lm
PRINTF_LIB_MIN = -Wl,-u,vfprintf -lprintf_min
PRINTF_LIB = $(PRINTF_LIB_FLT)
CLIBS = $(PRINTF_LIB)
CUSTOM_RULE_LINK = 1
%.$(TARGET): %.co $(PROJECT_OBJECTFILES) $(PROJECT_LIBRARIES) contiki-$(TARGET).a
$(LD) $(LDFLAGS) $(TARGET_STARTFILES) ${filter-out %.a,$^} ${filter %.a,$^} $(TARGET_LIBFILES) -o $@ $(CLIBS)
CONTIKI_WITH_RIME = 1
CONTIKI = ../../..
include $(CONTIKI)/Makefile.include

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AES128HW_test
=============
Scope
-----
Simple demo to use the AES crypto engine in the Atmel radios.
Build
-----
make TARGET=avr-rss2
Program output
--------------
*******Booting Contiki-3.x-3252-g0783591*******
I2C: AT24MAC
MAC address 7d:c2:
PAN=0xABCD, MAC=nullmac, RDC=nullrdc, NETWORK=Rime, channel=26, check-rate-Hz=128, tx-power=0
Routing Enabled
54657374737472696E675F5F5F5F5F5F Uncrypted
6FDE14E8F9453C6714B7B45B24876CBF AES-128 EBC Crypted
54657374737472696E675F5F5F5F5F5F Decrypted
215C9836DCDB443F15AFED576E9F7F72 AES-128 MIC

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/*
* Copyright (c) 2015, Copyright Robert Olsson / Radio Sensors AB
* 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.
*
*
* Author : Robert Olsson robert@radio-sensors.com
* Created : 2017-04-22
*/
/**
* \file
* Project specific configuration defines for example
*
*/
#ifndef PROJECT_CONF_H_
#define PROJECT_CONF_H_
#define AES_128_HW_CONF 1
#endif /* PROJECT_CONF_H_ */