commit 91d79387619e0a4fe6a0cc6e045102820b1a18d1
author Teppo Järvelin <teppo.jarvelin@arm.com> Wed Oct 02 09:09:31 2019 +0300
committer Teppo Järvelin <teppo.jarvelin@arm.com> Wed Oct 30 14:07:04 2019 +0200
tree 2b9aeda258513183faab54cdc313c91e5ce989ff
parent aeecf04be3ab7939a93ad6ad613a1f74a56c21b7

Changed every memcpy to SCA equivalent mbedtls_platform_memcpy

This makes physical attacks more difficult.

library/x509_crt.c

diff --git a/library/x509_crt.c b/library/x509_crt.c
index b9a3216..e537983 100644
--- a/library/x509_crt.c
+++ b/library/x509_crt.c
@@ -1559,7 +1559,7 @@
         if( crt->raw.p == NULL )
             return( MBEDTLS_ERR_X509_ALLOC_FAILED );
         crt->raw.len = buflen;
-        memcpy( crt->raw.p, buf, buflen );
+        mbedtls_platform_memcpy( crt->raw.p, buf, buflen );
 
         crt->own_buffer = 1;
     }
@@ -1942,7 +1942,7 @@
 
     mbedtls_platform_memset( szDir, 0, sizeof(szDir) );
     mbedtls_platform_memset( filename, 0, MAX_PATH );
-    memcpy( filename, path, len );
+    mbedtls_platform_memcpy( filename, path, len );
     filename[len++] = '\\';
     p = filename + len;
     filename[len++] = '*';