1 /*
2  * Copyright (c) 2021 Espressif Systems (Shanghai) Co., Ltd.
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  */
6 
7 #ifdef CONFIG_ESP_USE_MBEDTLS
8 
9 #include <mbedtls/platform.h>
10 #include <mbedtls/memory_buffer_alloc.h>
11 
12 #define CRYPTO_HEAP_SIZE 8192
13 
14 static unsigned char memory_buf[CRYPTO_HEAP_SIZE];
15 
16 /*
17  * Initialize Mbed TLS to be able to use the local heap.
18  */
os_heap_init(void)19 void os_heap_init(void)
20 {
21     mbedtls_memory_buffer_alloc_init(memory_buf, sizeof(memory_buf));
22 }
23 #else
24 
os_heap_init(void)25 void os_heap_init(void)
26 {
27 }
28 
29 #endif
30