diff options
| -rwxr-xr-x | sw/Makefile | 5 | ||||
| -rw-r--r-- | sw/aes_tester.c | 205 |
2 files changed, 209 insertions, 1 deletions
diff --git a/sw/Makefile b/sw/Makefile index 0dbd61a..0e24e7b 100755 --- a/sw/Makefile +++ b/sw/Makefile @@ -2,7 +2,7 @@ CC = gcc CFLAGS = -Wall -fPIC LIB = libcryptech.a -BIN = hash hash_tester trng_extractor trng_tester +BIN = hash hash_tester trng_extractor trng_tester aes_tester INC = cryptech.h PREFIX = /usr/local @@ -24,6 +24,9 @@ hash_tester: hash_tester.o $(LIB) trng_tester: trng_tester.o $(LIB) $(CC) -o $@ $^ +aes_tester: aes_tester.o $(LIB) + $(CC) -o $@ $^ + hash: hash.o $(LIB) $(CC) -o $@ $^ diff --git a/sw/aes_tester.c b/sw/aes_tester.c new file mode 100644 index 0000000..b8c5f52 --- /dev/null +++ b/sw/aes_tester.c @@ -0,0 +1,205 @@ +//====================================================================== +// +// 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 +//====================================================================== |