commit 4b3eb692711cc5a83274d8e25448823a5f8cf22f
author Gilles Peskine <Gilles.Peskine@arm.com> Thu May 16 21:35:18 2019 +0200
committer Gilles Peskine <Gilles.Peskine@arm.com> Thu May 16 21:35:18 2019 +0200
tree 03260430db30de1911e45790329a43c1504c5335
parent eef988fc2d7e96d8b7f905032de496f9c020edcb

Rename PSA_ERROR_TAMPERING_DETECTED to ..._CORRUPTION_DETECTED

“Tampering detected” was misleading because in the real world it can
also arise due to a software bug. “Corruption detected” is neutral and
more precisely reflects what can trigger the error.

perl -i -pe 's/PSA_ERROR_TAMPERING_DETECTED/PSA_ERROR_CORRUPTION_DETECTED/gi' $(git ls-files)

library/psa_crypto.c

diff --git a/library/psa_crypto.c b/library/psa_crypto.c
index 01ef0f5..545a276 100644
--- a/library/psa_crypto.c
+++ b/library/psa_crypto.c
@@ -202,7 +202,7 @@
         case MBEDTLS_ERR_CIPHER_AUTH_FAILED:
             return( PSA_ERROR_INVALID_SIGNATURE );
         case MBEDTLS_ERR_CIPHER_INVALID_CONTEXT:
-            return( PSA_ERROR_TAMPERING_DETECTED );
+            return( PSA_ERROR_CORRUPTION_DETECTED );
         case MBEDTLS_ERR_CIPHER_HW_ACCEL_FAILED:
             return( PSA_ERROR_HARDWARE_FAILURE );
 
@@ -311,7 +311,7 @@
             return( PSA_ERROR_INVALID_ARGUMENT );
         case MBEDTLS_ERR_RSA_PUBLIC_FAILED:
         case MBEDTLS_ERR_RSA_PRIVATE_FAILED:
-            return( PSA_ERROR_TAMPERING_DETECTED );
+            return( PSA_ERROR_CORRUPTION_DETECTED );
         case MBEDTLS_ERR_RSA_VERIFY_FAILED:
             return( PSA_ERROR_INVALID_SIGNATURE );
         case MBEDTLS_ERR_RSA_OUTPUT_TOO_LARGE:
@@ -588,7 +588,7 @@
                                               size_t data_length,
                                               mbedtls_ecp_keypair **p_ecp )
 {
-    psa_status_t status = PSA_ERROR_TAMPERING_DETECTED;
+    psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED;
     mbedtls_ecp_keypair *ecp = NULL;
     mbedtls_ecp_group_id grp_id = mbedtls_ecc_group_of_psa( curve );
 
@@ -637,7 +637,7 @@
                                                size_t data_length,
                                                mbedtls_ecp_keypair **p_ecp )
 {
-    psa_status_t status = PSA_ERROR_TAMPERING_DETECTED;
+    psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED;
     mbedtls_ecp_keypair *ecp = NULL;
     mbedtls_ecp_group_id grp_id = mbedtls_ecc_group_of_psa( curve );
 
@@ -901,7 +901,7 @@
     {
         /* Shouldn't happen: the key type is not any type that we
          * put in. */
-        return( PSA_ERROR_TAMPERING_DETECTED );
+        return( PSA_ERROR_CORRUPTION_DETECTED );
     }
 
     return( PSA_SUCCESS );