commit 4d6186beb0bca06096be6424daa2c618fb787c30
author Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com> Mon Nov 25 10:53:24 2019 +0100
committer Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com> Tue Nov 26 12:54:06 2019 +0100
tree d5456e3d107d60b35884804e92928084c56e82ca
parent 2b90961b8da6e79a004e467cd9d6d5b9a60a22d0

Rename ATTACK_DETECTED to FAULT_DETECTED

We don't know for sure it's an attack, it could be the hardware failing
randomly as well.

include/tinycrypt/ecc.h

diff --git a/include/tinycrypt/ecc.h b/include/tinycrypt/ecc.h
index d501838..b199589 100644
--- a/include/tinycrypt/ecc.h
+++ b/include/tinycrypt/ecc.h
@@ -88,7 +88,7 @@
  * attacks flipping a low number of bits. */
 #define UECC_SUCCESS            0
 #define UECC_FAILURE            0x75555555
-#define UECC_ATTACK_DETECTED    0x7aaaaaaa
+#define UECC_FAULT_DETECTED     0x7aaaaaaa
 
 /* Word size (4 bytes considering 32-bits architectures) */
 #define uECC_WORD_SIZE 4

library/pk.c

diff --git a/library/pk.c b/library/pk.c
index 05ffe1c..fbe711d 100644
--- a/library/pk.c
+++ b/library/pk.c
@@ -592,7 +592,7 @@
     ret_fi = uECC_verify( keypair->public_key, hash,
                           (unsigned) hash_len, signature );
 
-    if( ret_fi == UECC_ATTACK_DETECTED )
+    if( ret_fi == UECC_FAULT_DETECTED )
         return( MBEDTLS_ERR_PLATFORM_FAULT_DETECTED );
 
     if( ret_fi == UECC_SUCCESS )

tinycrypt/ecc_dsa.c

diff --git a/tinycrypt/ecc_dsa.c b/tinycrypt/ecc_dsa.c
index 87fa53b..0d6683b 100644
--- a/tinycrypt/ecc_dsa.c
+++ b/tinycrypt/ecc_dsa.c
@@ -304,7 +304,7 @@
 			return UECC_SUCCESS;
 		}
 		else {
-			return UECC_ATTACK_DETECTED;
+			return UECC_FAULT_DETECTED;
 		}
 	}