mirror of
https://github.com/ARM-software/arm-trusted-firmware.git
synced 2025-04-21 03:54:34 +00:00
38aacad3cb
The mbedTLS library requires larger heap memory for verification of RSASSA-PSS signature in certificates during Trusted Board Boot. This patch increases the heap memory for the same. Change-Id: I3c3123d7142b7b7b01463516ec436734895da159 Signed-off-by: Soby Mathew <soby.mathew@arm.com>
39 lines
816 B
C
39 lines
816 B
C
/*
|
|
* Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*/
|
|
|
|
#include <debug.h>
|
|
|
|
/* mbed TLS headers */
|
|
#include <mbedtls/memory_buffer_alloc.h>
|
|
#include <mbedtls/platform.h>
|
|
|
|
/*
|
|
* mbed TLS heap
|
|
*/
|
|
#if (TF_MBEDTLS_KEY_ALG_ID == TF_MBEDTLS_ECDSA)
|
|
#define MBEDTLS_HEAP_SIZE (14*1024)
|
|
#elif (TF_MBEDTLS_KEY_ALG_ID == TF_MBEDTLS_RSA)
|
|
#define MBEDTLS_HEAP_SIZE (7*1024)
|
|
#endif
|
|
static unsigned char heap[MBEDTLS_HEAP_SIZE];
|
|
|
|
/*
|
|
* mbed TLS initialization function
|
|
*/
|
|
void mbedtls_init(void)
|
|
{
|
|
static int ready;
|
|
|
|
if (!ready) {
|
|
/* Initialize the mbed TLS heap */
|
|
mbedtls_memory_buffer_alloc_init(heap, MBEDTLS_HEAP_SIZE);
|
|
|
|
/* Use reduced version of snprintf to save space. */
|
|
mbedtls_platform_set_snprintf(tf_snprintf);
|
|
|
|
ready = 1;
|
|
}
|
|
}
|