mbedtls/configs/config-tfm.h
Gilles Peskine da26a5172c Disable PK_PARSE and PK_WRITE
This is what TF-M intended and they have done so since we copied the file.

It's either disable these options, or enable MBEDTLS_OID_C.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
2023-09-26 17:15:52 +08:00

54 lines
2.2 KiB
C

/**
* \file config-tfm.h
*
* \brief TF-M configuration with tweaks for a successful build and test.
*/
/*
* Copyright The Mbed TLS Contributors
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* TF-M Configuration Options */
#include "../configs/ext/tfm_mbedcrypto_config_profile_medium.h"
/* TF-M PSA Crypto Configuration */
#define MBEDTLS_PSA_CRYPTO_CONFIG_FILE "../configs/ext/crypto_config_profile_medium.h"
/*****************************************************************************/
/* Tweak configuration based on TF-M config for a successful build and test. */
/*****************************************************************************/
/* MBEDTLS_PSA_CRYPTO_SPM needs third party files, so disable it. */
#undef MBEDTLS_PSA_CRYPTO_SPM
/* TF-M provides its own (dummy) implemenations which Mbed TLS doesn't need. */
#undef MBEDTLS_AES_SETKEY_DEC_ALT
#undef MBEDTLS_AES_DECRYPT_ALT
/* The configuration we have enables MBEDTLS_PK_PARSE_C and MBEDTLS_PK_WRITE_C
* but not MBEDTLS_OID_C. This is inconsistent, and leads to a link error
* when using one of the mbedtls_pk_parse_xxx or mbedtls_pk_write_xxx
* functions that depend on an mbedtls_oid_xxx function.
* Mbed TLS needs PK parse/write for RSA with PSA, but the medium
* profile doesn't have RSA. Later versions of TF-M no longer enable
* PK parse/write: it wasn't a wanted feature. So disable it here
* (otherwise we'd have to enable MBEDTLS_OID_C).
*/
#undef MBEDTLS_PK_PARSE_C
#undef MBEDTLS_PK_WRITE_C
/* Use built-in platform entropy functions. */
#undef MBEDTLS_NO_PLATFORM_ENTROPY
/* Disable buffer-based memory allocator */
#undef MBEDTLS_MEMORY_BUFFER_ALLOC_C