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//======================================================================
//
// aes_tester.c
// ------------
// Simple test sw for the aes core. Based on the NIST test cases.
// Test cases taken from NIST SP 800-38A:
// http://csrc.nist.gov/publications/nistpubs/800-38a/sp800-38a.pdf
//
//
// Author: Joachim Strombergson
// Copyright (c) 2014-2015, NORDUnet A/S All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
// - Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// - 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.
//
// - Neither the name of the NORDUnet 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 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
// HOLDER 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.
//
//
//======================================================================
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include "cryptech.h"
//------------------------------------------------------------------
// NIST test vectors.
//------------------------------------------------------------------
uint32_t nist_aes128_key[4] = {0x2b7e1516, 0x28aed2a6, 0xabf71588, 0x09cf4f3c};
uint32_t nist_aes256_key[8] = {0x603deb10, 0x15ca71be, 0x2b73aef0, 0x857d7781,
0x1f352c07, 0x3b6108d7, 0x2d9810a3, 0x0914dff4};
uint32_t nist_plaintext0[4] = {0x6bc1bee2, 0x2e409f96, 0xe93d7e11, 0x7393172a};
uint32_t nist_plaintext1[4] = {0xae2d8a57, 0x1e03ac9c, 0x9eb76fac, 0x45af8e51};
uint32_t nist_plaintext2[4] = {0x30c81c46, 0xa35ce411, 0xe5fbc119, 0x1a0a52ef};
uint32_t nist_plaintext3[4] = {0xf69f2445, 0xdf4f9b17, 0xad2b417b, 0xe66c3710};
uint32_t nist_ecb_128_enc_expected0[4] = {0x3ad77bb4, 0x0d7a3660, 0xa89ecaf3, 0x2466ef97};
uint32_t nist_ecb_128_enc_expected1[4] = {0xf5d3d585, 0x03b9699d, 0xe785895a, 0x96fdbaaf};
uint32_t nist_ecb_128_enc_expected2[4] = {0x43b1cd7f, 0x598ece23, 0x881b00e3, 0xed030688};
uint32_t nist_ecb_128_enc_expected3[4] = {0x7b0c785e, 0x27e8ad3f, 0x82232071, 0x04725dd4};
uint32_t nist_ecb_256_enc_expected0[4] = {0xf3eed1bd, 0xb5d2a03c, 0x064b5a7e, 0x3db181f8};
uint32_t nist_ecb_256_enc_expected1[4] = {0x591ccb10, 0xd410ed26, 0xdc5ba74a, 0x31362870};
uint32_t nist_ecb_256_enc_expected2[4] = {0xb6ed21b9, 0x9ca6f4f9, 0xf153e7b1, 0xbeafed1d};
uint32_t nist_ecb_256_enc_expected3[4] = {0x23304b7a, 0x39f9f3ff, 0x067d8d8f, 0x9e24ecc7};
//------------------------------------------------------------------
// Robs macros. Scary scary.
//------------------------------------------------------------------
#define check(_expr_)\
do {\
if ((_expr_) != 0)\
printf("%s failed\n", #_expr_), 1;\
} while (0)
#define set_and_check(_field_)\
do {\
printf("Setting %s\n", #_field_);\
check(tc_write(_field_, one, sizeof(one)));\
check(tc_read( _field_, res, sizeof(res)));\
if (memcmp(one, res, sizeof(one)))\
printf("MISMATCH\n");\
printf("\n");\
} while (0)
//------------------------------------------------------------------
//------------------------------------------------------------------
void check_aes_access()
{
uint8_t name0[4], name1[4], version[4];
printf("Trying to read the aes core name\n");
check(tc_read(AES_ADDR_NAME0, name0, sizeof(name0)));
check(tc_read(AES_ADDR_NAME1, name1, sizeof(name1)));
check(tc_read(AES_ADDR_VERSION, version, sizeof(version)));
printf("%4.4s%4.4s %4.4s\n\n", name0, name1, version);
}
//------------------------------------------------------------------
//------------------------------------------------------------------
void tc_w32(addr, data)
{
uint8_t w[4];
w[0] = data >> 24 & 0xff;
w[1] = data >> 16 & 0xff;
w[2] = data >> 8 & 0xff;
w[3] = data & 0xff;
tc_write(addr, w, 4);
}
//------------------------------------------------------------------
//------------------------------------------------------------------
uint32_t tc_r32(addr)
{
uint8_t w[4];
tc_read(addr, w, 4);
return (uint32_t)((w[0] << 24) + (w[1] << 16) + (w[2] << 8) + w[3]);
}
//------------------------------------------------------------------
// dual_block_test
//------------------------------------------------------------------
void dual_block_test(uint8_t keylength, uint32_t *key, uint32_t *block0,
uint32_t *block1, uint32_t *expected)
{
}
//------------------------------------------------------------------
// single_block_test
//
// Perform single block tests.
//------------------------------------------------------------------
void single_block_test(uint8_t keylength, uint32_t *key, uint32_t *block,
uint32_t *expected)
{
}
//------------------------------------------------------------------
// nist_single_block_ecb_128()
//
// The first NIST aes ecb mode single block test with
// 128 bit key.
//------------------------------------------------------------------
void nist_single_block_ecb_128()
{
printf("Doing NIST ECB mode single block test with 128 bit key.\n");
printf("Writing 128 bit key.\n");
tc_w32(AES_ADDR_KEY0, 0x2b7e1516);
tc_w32(AES_ADDR_KEY1, 0x28aed2a6);
tc_w32(AES_ADDR_KEY2, 0xabf71588);
tc_w32(AES_ADDR_KEY3, 0x09cf4f3c);
printf("\n");
printf("Writing data.\n");
tc_w32(AES_ADDR_BLOCK0, 0x6bc1bee2);
tc_w32(AES_ADDR_BLOCK1, 0x2e409f96);
tc_w32(AES_ADDR_BLOCK2, 0xe93d7e11);
tc_w32(AES_ADDR_BLOCK3, 0x7393172a);
printf("Setting 128-bit key mode and encipher operation.\n");
printf("Starting the core processing.\n");
tc_w32(AES_ADDR_CONFIG, 0x00000001);
tc_w32(AES_ADDR_CTRL, 0x00000001);
tc_wait_ready(AES_ADDR_STATUS);
printf("Generated cipher block:\n");
printf("0x%08x 0x%08x 0x%08x 0x%08x\n",
tc_r32(AES_ADDR_RESULT0), tc_r32(AES_ADDR_RESULT1),
tc_r32(AES_ADDR_RESULT2), tc_r32(AES_ADDR_RESULT3));
}
//------------------------------------------------------------------
//------------------------------------------------------------------
int main(int argc, char *argv[])
{
check_aes_access();
tc_set_debug(1);
nist_single_block_ecb_128();
return 0;
}
//======================================================================
// EOF aes_tester.c
//======================================================================
|
