Simple CBC-CMAC test with a constant 0 key and constant 0 data for now.
Signed-off-by: Keith Packard <keithp@keithp.com>
* Vincent Rijmen
*/
+#ifndef AO_AES_TEST
#include <ao.h>
+#endif
#include <ao_aes.h>
#include "ao_aes_int.h"
#endif /* code included for reference */
+static
int xrijndaelKeySched(word32 key[], int keyBits, int blockBits,
roundkey *rkk)
{
/* Encryption of one block. */
+static
void xrijndaelEncrypt(word32 block[], roundkey *rkk)
{
word32 block2[MAXBC]; /* hold intermediate result */
xKeyAddition(block, block2, rp, BC);
}
+static
void xrijndaelDecrypt(word32 block[], roundkey *rkk)
{
word32 block2[MAXBC]; /* hold intermediate result */
}
uint8_t ao_aes_mutex;
+static uint8_t key[16];
static roundkey rkk;
static uint8_t iv[16];
void
ao_aes_set_key(__xdata uint8_t *in)
{
- xrijndaelKeySched((word32 *) in, 128, 128, &rkk);
+ memcpy(key, in, 16);
+ xrijndaelKeySched((word32 *) key, 128, 128, &rkk);
}
void
word32 rk[MAXRK];
} roundkey;
+#if 0
/* keys and blocks are externally treated as word32 arrays, to
make sure they are aligned on 4-byte boundaries on architectures
that require it. */
void xrijndaelEncrypt(word32 block[], roundkey *rkk);
void xrijndaelDecrypt(word32 block[], roundkey *rkk);
+#endif
#endif /* __RIJNDAEL_H */
-vpath % ..:../core:../drivers:../util:../micropeak
+vpath % ..:../core:../drivers:../util:../micropeak:../aes
PROGS=ao_flight_test ao_flight_test_baro ao_flight_test_accel ao_flight_test_noisy_accel ao_flight_test_mm \
ao_gps_test ao_gps_test_skytraq ao_convert_test ao_convert_pa_test ao_fec_test \
- ao_aprs_test ao_micropeak_test ao_fat_test
+ ao_aprs_test ao_micropeak_test ao_fat_test ao_aes_test
INCS=ao_kalman.h ao_ms5607.h ao_log.h ao_data.h altitude-pa.h altitude.h
ao_fat_test: ao_fat_test.c ao_fat.c ao_bufio.c
cc $(CFLAGS) -o $@ ao_fat_test.c -lssl
+
+ao_aes_test: ao_aes_test.c ao_aes.c ao_aes_tables.c
+ cc $(CFLAGS) -o $@ ao_aes_test.c
--- /dev/null
+/*
+ * Copyright © 2013 Keith Packard <keithp@keithp.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+#define __pdata
+#define __data
+#define __xdata
+#define __code
+#define __reentrant
+
+#include <string.h>
+#include <stdio.h>
+
+#define AO_AES_TEST 1
+
+#include "../aes/ao_aes_tables.c"
+#include "../aes/ao_aes.c"
+
+static uint8_t key[16];
+static uint8_t text[16];
+static uint8_t cbc[16];
+
+int
+main (int argc, char **argv)
+{
+ int i;
+
+ ao_aes_init();
+ ao_aes_set_mode(ao_aes_mode_cbc_mac);
+ ao_aes_set_key(key);
+ ao_aes_zero_iv();
+ ao_aes_run(text, cbc);
+
+ printf ("CBC");
+ for (i = 0; i < sizeof (cbc); i++)
+ printf (" %02x", cbc[i]);
+ printf ("\n");
+ return 0;
+}