Add tinycrypt 0.2.8

Signed-off-by: Fabio Utzig <utzig@apache.org>
diff --git a/ext/tinycrypt/tests/test_ctr_mode.c b/ext/tinycrypt/tests/test_ctr_mode.c
index d185aee..daf3787 100644
--- a/ext/tinycrypt/tests/test_ctr_mode.c
+++ b/ext/tinycrypt/tests/test_ctr_mode.c
@@ -1,7 +1,7 @@
 /* test_ctr_mode.c - TinyCrypt implementation of some AES-CTR tests */
 
 /*
- *  Copyright (C) 2015 by Intel Corporation, All Rights Reserved.
+ *  Copyright (C) 2017 by Intel Corporation, All Rights Reserved.
  *
  *  Redistribution and use in source and binary forms, with or without
  *  modification, are permitted provided that the following conditions are met:
@@ -50,37 +50,37 @@
 /*
  * NIST SP 800-38a CTR Test for encryption and decryption.
  */
-uint32_t test_1_and_2(void)
+unsigned int test_1_and_2(void)
 {
         const uint8_t key[16] = {
-	0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88,
-	0x09, 0xcf, 0x4f, 0x3c
+		0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88,
+		0x09, 0xcf, 0x4f, 0x3c
         };
         uint8_t ctr[16] = {
-	0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb,
-	0xfc, 0xfd, 0xfe, 0xff
+		0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb,
+		0xfc, 0xfd, 0xfe, 0xff
         };
         const uint8_t plaintext[64] = {
-	0x6b, 0xc1, 0xbe, 0xe2, 0x2e, 0x40, 0x9f, 0x96, 0xe9, 0x3d, 0x7e, 0x11,
-	0x73, 0x93, 0x17, 0x2a, 0xae, 0x2d, 0x8a, 0x57, 0x1e, 0x03, 0xac, 0x9c,
-	0x9e, 0xb7, 0x6f, 0xac, 0x45, 0xaf, 0x8e, 0x51, 0x30, 0xc8, 0x1c, 0x46,
-	0xa3, 0x5c, 0xe4, 0x11, 0xe5, 0xfb, 0xc1, 0x19, 0x1a, 0x0a, 0x52, 0xef,
-	0xf6, 0x9f, 0x24, 0x45, 0xdf, 0x4f, 0x9b, 0x17, 0xad, 0x2b, 0x41, 0x7b,
-	0xe6, 0x6c, 0x37, 0x10
+		0x6b, 0xc1, 0xbe, 0xe2, 0x2e, 0x40, 0x9f, 0x96, 0xe9, 0x3d, 0x7e, 0x11,
+		0x73, 0x93, 0x17, 0x2a, 0xae, 0x2d, 0x8a, 0x57, 0x1e, 0x03, 0xac, 0x9c,
+		0x9e, 0xb7, 0x6f, 0xac, 0x45, 0xaf, 0x8e, 0x51, 0x30, 0xc8, 0x1c, 0x46,
+		0xa3, 0x5c, 0xe4, 0x11, 0xe5, 0xfb, 0xc1, 0x19, 0x1a, 0x0a, 0x52, 0xef,
+		0xf6, 0x9f, 0x24, 0x45, 0xdf, 0x4f, 0x9b, 0x17, 0xad, 0x2b, 0x41, 0x7b,
+		0xe6, 0x6c, 0x37, 0x10
         };
         const uint8_t ciphertext[80] = {
-	0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb,
-	0xfc, 0xfd, 0xfe, 0xff, 0x87, 0x4d, 0x61, 0x91, 0xb6, 0x20, 0xe3, 0x26,
-	0x1b, 0xef, 0x68, 0x64, 0x99, 0x0d, 0xb6, 0xce, 0x98, 0x06, 0xf6, 0x6b,
-	0x79, 0x70, 0xfd, 0xff, 0x86, 0x17, 0x18, 0x7b, 0xb9, 0xff, 0xfd, 0xff,
-	0x5a, 0xe4, 0xdf, 0x3e, 0xdb, 0xd5, 0xd3, 0x5e, 0x5b, 0x4f, 0x09, 0x02,
-	0x0d, 0xb0, 0x3e, 0xab, 0x1e, 0x03, 0x1d, 0xda, 0x2f, 0xbe, 0x03, 0xd1,
-	0x79, 0x21, 0x70, 0xa0, 0xf3, 0x00, 0x9c, 0xee
+		0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb,
+		0xfc, 0xfd, 0xfe, 0xff, 0x87, 0x4d, 0x61, 0x91, 0xb6, 0x20, 0xe3, 0x26,
+		0x1b, 0xef, 0x68, 0x64, 0x99, 0x0d, 0xb6, 0xce, 0x98, 0x06, 0xf6, 0x6b,
+		0x79, 0x70, 0xfd, 0xff, 0x86, 0x17, 0x18, 0x7b, 0xb9, 0xff, 0xfd, 0xff,
+		0x5a, 0xe4, 0xdf, 0x3e, 0xdb, 0xd5, 0xd3, 0x5e, 0x5b, 0x4f, 0x09, 0x02,
+		0x0d, 0xb0, 0x3e, 0xab, 0x1e, 0x03, 0x1d, 0xda, 0x2f, 0xbe, 0x03, 0xd1,
+		0x79, 0x21, 0x70, 0xa0, 0xf3, 0x00, 0x9c, 0xee
         };
         struct tc_aes_key_sched_struct sched;
         uint8_t out[80];
         uint8_t decrypted[64];
-        uint32_t result = TC_PASS;
+        unsigned int result = TC_PASS;
 
         TC_PRINT("CTR test #1 (encryption SP 800-38a tests):\n");
         (void)tc_aes128_set_encrypt_key(&sched, key);
@@ -99,7 +99,7 @@
         TC_PRINT("CTR test #2 (decryption SP 800-38a tests):\n");
         (void) memcpy(ctr, out, sizeof(ctr));
         if (tc_ctr_mode(decrypted, sizeof(decrypted), &out[TC_AES_BLOCK_SIZE],
-                         sizeof(decrypted), ctr, &sched) == 0) {
+                        sizeof(decrypted), ctr, &sched) == 0) {
                 TC_ERROR("CTR test #2 (decryption SP 800-38a tests) failed in %s.\n", __func__);
                 result = TC_FAIL;
                 goto exitTest1;
@@ -119,7 +119,7 @@
 
 int main(void)
 {
-        uint32_t result = TC_PASS;
+        unsigned int result = TC_PASS;
 
         TC_START("Performing AES128-CTR mode tests:");