1 /*
2 * Copyright (C) 2015 BlueKitchen GmbH
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the copyright holders nor the names of
14 * contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
16 * 4. Any redistribution, use, or modification is done solely for
17 * personal benefit and not for any commercial purpose or for
18 * monetary gain.
19 *
20 * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BLUEKITCHEN
24 * GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
27 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
30 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * Please inquire about commercial licensing options at
34 * [email protected]
35 *
36 */
37
38 #define BTSTACK_FILE__ "main.c"
39
40 #ifndef WICED_HAVE_MBEDTLS
41
42 // pre 5.2
43 #include "wiced_security.h"
44
45 static aes_context_t wiced_aes128_context;
46
47 void btstack_aes128_calc(uint8_t * key, uint8_t * plaintext, uint8_t * result);
btstack_aes128_calc(uint8_t * key,uint8_t * plaintext,uint8_t * result)48 void btstack_aes128_calc(uint8_t * key, uint8_t * plaintext, uint8_t * result){
49 aes_setkey_enc(&wiced_aes128_context, key, 128);
50 aes_crypt_ecb(&wiced_aes128_context, AES_ENCRYPT , plaintext, result);
51 }
52
53 #else
54
55 // 5.2+
56 #include <string.h>
57 #include "mbedtls/aes.h"
58
59 static aes_context_t wiced_aes128_context;
60
61 void btstack_aes128_calc(uint8_t * key, uint8_t * plaintext, uint8_t * result);
btstack_aes128_calc(uint8_t * key,uint8_t * plaintext,uint8_t * result)62 void btstack_aes128_calc(uint8_t * key, uint8_t * plaintext, uint8_t * result){
63 memset(&wiced_aes128_context, 0, sizeof(aes_context_t));
64 mbedtls_aes_setkey_enc(&wiced_aes128_context, key, 128);
65 mbedtls_aes_crypt_ecb(&wiced_aes128_context, AES_ENCRYPT, plaintext, result);
66 }
67
68 #endif
69
70
71