Change guard implementation

Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
This commit is contained in:
Thomas Daubney 2024-06-25 09:18:20 +01:00
parent 0d915a90ea
commit 1d08e2f2bc

View File

@ -979,9 +979,9 @@ int mbedtls_internal_aes_decrypt(mbedtls_aes_context *ctx,
* have a different alignment with respect to 16-byte memory. So we may need
* to realign.
*/
#if defined(MAY_NEED_TO_ALIGN)
MBEDTLS_MAYBE_UNUSED static void aes_maybe_realign(mbedtls_aes_context *ctx)
{
#if defined(MAY_NEED_TO_ALIGN)
unsigned new_offset = mbedtls_aes_rk_offset(ctx->buf);
if (new_offset != ctx->rk_offset) {
memmove(ctx->buf + new_offset, // new address
@ -989,10 +989,8 @@ MBEDTLS_MAYBE_UNUSED static void aes_maybe_realign(mbedtls_aes_context *ctx)
(ctx->nr + 1) * 16); // number of round keys * bytes per rk
ctx->rk_offset = new_offset;
}
#endif /* MAY_NEED_TO_ALIGN */
(void) ctx;
}
#endif /* MAY_NEED_TO_ALIGN */
/*
* AES-ECB block encryption/decryption
*/