mbedtls_entropy_config.h

00001 /*
00002  *  Copyright (C) 2006-2016, ARM Limited, All Rights Reserved
00003  *  SPDX-License-Identifier: Apache-2.0
00004  *
00005  *  Licensed under the Apache License, Version 2.0 (the "License"); you may
00006  *  not use this file except in compliance with the License.
00007  *  You may obtain a copy of the License at
00008  *
00009  *  http://www.apache.org/licenses/LICENSE-2.0
00010  *
00011  *  Unless required by applicable law or agreed to in writing, software
00012  *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
00013  *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  *  See the License for the specific language governing permissions and
00015  *  limitations under the License.
00016  *
00017  *  This file is part of mbed TLS (https://tls.mbed.org)
00018  */
00019 
00020 #include "select-demo.h"
00021 
00022 /* Enable entropy for K64F, K22F, ODIN-W2. This means entropy is disabled for all other targets. */
00023 /* Do **NOT** deploy this code in production on other targets! */
00024 /* See https://tls.mbed.org/kb/how-to/add-entropy-sources-to-entropy-pool */
00025 #if defined(TARGET_K64F) || defined(TARGET_K22F) || defined(TARGET_UBLOX_EVK_ODIN_W2)
00026 #undef MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES
00027 #undef MBEDTLS_TEST_NULL_ENTROPY
00028 #endif
00029 
00030 #if DEMO == DEMO_HTTPS
00031 
00032 #if !defined(MBEDTLS_ENTROPY_HARDWARE_ALT) && \
00033     !defined(MBEDTLS_ENTROPY_NV_SEED) && !defined(MBEDTLS_TEST_NULL_ENTROPY)
00034 #error "This hardware does not have an entropy source."
00035 #endif /* !MBEDTLS_ENTROPY_HARDWARE_ALT && !MBEDTLS_ENTROPY_NV_SEED &&
00036         * !MBEDTLS_TEST_NULL_ENTROPY */
00037 
00038 #if !defined(MBEDTLS_SHA1_C)
00039 #define MBEDTLS_SHA1_C
00040 #endif /* !MBEDTLS_SHA1_C */
00041 
00042 #if !defined(MBEDTLS_RSA_C)
00043 #define MBEDTLS_RSA_C
00044 #endif /* !MBEDTLS_RSA_C */
00045 
00046 /*
00047  *  This value is sufficient for handling 2048 bit RSA keys.
00048  *
00049  *  Set this value higher to enable handling larger keys, but be aware that this
00050  *  will increase the stack usage.
00051  */
00052 #define MBEDTLS_MPI_MAX_SIZE        1024
00053 
00054 #define MBEDTLS_MPI_WINDOW_SIZE     1
00055 
00056 #endif