Add option to disable built-in aes implementation.
For time being, there are only two aes implementations for known
architectures. I define runtime detection function as const when
built-in was disabled. In this case, compiler will remove dead
built-in code.
Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
diff --git a/library/aesce.c b/library/aesce.c
index ed3cca1..baa01db 100644
--- a/library/aesce.c
+++ b/library/aesce.c
@@ -99,6 +99,7 @@
#include <sys/auxv.h>
#endif
+#if !defined(MBEDTLS_AES_HAS_NO_BUILTIN)
/*
* AES instruction support detection routine
*/
@@ -113,6 +114,7 @@
return 1;
#endif
}
+#endif
/* Single round of AESCE encryption */
#define AESCE_ENCRYPT_ROUND \