configs/mbedtls/mbedtls_config.h

/*
 * SPDX-License-Identifier: BSD-3-Clause
 * SPDX-FileCopyrightText: Copyright TF-RMM Contributors.
 */
#ifndef MBEDTLS_CONFIG_H
#define MBEDTLS_CONFIG_H

/* This file is compatible with release 3.1.0 */
#define MBEDTLS_CONFIG_VERSION         0x03010000

/*
 * Configuration file to build mbed TLS with the required features for
 * RMM
 */
#define MBEDTLS_PLATFORM_MEMORY
#define MBEDTLS_PLATFORM_FREE_MACRO buffer_alloc_free
#define MBEDTLS_PLATFORM_CALLOC_MACRO buffer_alloc_calloc

#define MBEDTLS_PLATFORM_NO_STD_FUNCTIONS

#define MBEDTLS_ECP_C
#define MBEDTLS_ECP_DP_SECP384R1_ENABLED
#define MBEDTLS_ECP_RESTARTABLE
#define MBEDTLS_ECDH_LEGACY_CONTEXT
#define MBEDTLS_ECDSA_C
#define MBEDTLS_ECDSA_DETERMINISTIC
#define MBEDTLS_ECP_WINDOW_SIZE		(2U)	/* Valid range = [2,7] */

#define MBEDTLS_ENTROPY_C
#define MBEDTLS_NO_PLATFORM_ENTROPY
#define MBEDTLS_ENTROPY_HARDWARE_ALT

#define MBEDTLS_ASN1_PARSE_C
#define MBEDTLS_ASN1_WRITE_C

#define MBEDTLS_PLATFORM_SNPRINTF_MACRO snprintf

#define MBEDTLS_BASE64_C
#define MBEDTLS_BIGNUM_C

#define MBEDTLS_ERROR_C

#define MBEDTLS_HKDF_C
#define MBEDTLS_HMAC_DRBG_C

#define MBEDTLS_MD_C

#define MBEDTLS_PLATFORM_C

#define MBEDTLS_SHA256_C
#define MBEDTLS_SHA224_C
#define MBEDTLS_SHA384_C
#define MBEDTLS_SHA512_C

#define MBEDTLS_VERSION_C

/*
 * Prevent the use of 128-bit division which
 * creates dependency on external libraries.
 */
#define MBEDTLS_NO_UDBL_DIVISION

/* This is needed for size_t used below */
#include <stddef.h>

/*
 * Declare memory allocation primitives to be used by MbedTLS
 */
void *buffer_alloc_calloc(size_t n, size_t size);
void buffer_alloc_free(void *ptr);

#endif /* MBEDTLS_CONFIG_H */