Remove MBEDTLS_AES_ENCRYPT_ALT
Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
diff --git a/tf-psa-crypto/drivers/builtin/include/mbedtls/aes.h b/tf-psa-crypto/drivers/builtin/include/mbedtls/aes.h
index 559e1d8..09ce873 100644
--- a/tf-psa-crypto/drivers/builtin/include/mbedtls/aes.h
+++ b/tf-psa-crypto/drivers/builtin/include/mbedtls/aes.h
@@ -566,22 +566,6 @@
unsigned char *output);
#endif /* MBEDTLS_CIPHER_MODE_CTR */
-/**
- * \brief Internal AES block encryption function. This is only
- * exposed to allow overriding it using
- * \c MBEDTLS_AES_ENCRYPT_ALT.
- *
- * \param ctx The AES context to use for encryption.
- * \param input The plaintext block.
- * \param output The output (ciphertext) block.
- *
- * \return \c 0 on success.
- */
-MBEDTLS_CHECK_RETURN_TYPICAL
-int mbedtls_internal_aes_encrypt(mbedtls_aes_context *ctx,
- const unsigned char input[16],
- unsigned char output[16]);
-
#if !defined(MBEDTLS_BLOCK_CIPHER_NO_DECRYPT)
/**
* \brief Internal AES block decryption function. This is only
diff --git a/tf-psa-crypto/drivers/builtin/src/aes.c b/tf-psa-crypto/drivers/builtin/src/aes.c
index f7d6a61..4b7a1e9 100644
--- a/tf-psa-crypto/drivers/builtin/src/aes.c
+++ b/tf-psa-crypto/drivers/builtin/src/aes.c
@@ -842,13 +842,14 @@
AES_RT3(MBEDTLS_BYTE_3(Y0)); \
} while (0)
+#if !defined(MBEDTLS_AES_USE_HARDWARE_ONLY)
/*
* AES-ECB block encryption
*/
-#if !defined(MBEDTLS_AES_ENCRYPT_ALT)
-int mbedtls_internal_aes_encrypt(mbedtls_aes_context *ctx,
- const unsigned char input[16],
- unsigned char output[16])
+MBEDTLS_CHECK_RETURN_TYPICAL
+static int mbedtls_internal_aes_encrypt(mbedtls_aes_context *ctx,
+ const unsigned char input[16],
+ unsigned char output[16])
{
int i;
uint32_t *RK = ctx->buf + ctx->rk_offset;
@@ -902,7 +903,7 @@
return 0;
}
-#endif /* !MBEDTLS_AES_ENCRYPT_ALT */
+#endif /* !MBEDTLS_AES_USE_HARDWARE_ONLY */
/*
* AES-ECB block decryption