1/**
2 * \file config-thread.h
3 *
4 * \brief Minimal configuration for using TLS as part of Thread
5 */
6/*
7 *  Copyright The Mbed TLS Contributors
8 *  SPDX-License-Identifier: Apache-2.0
9 *
10 *  Licensed under the Apache License, Version 2.0 (the "License"); you may
11 *  not use this file except in compliance with the License.
12 *  You may obtain a copy of the License at
13 *
14 *  http://www.apache.org/licenses/LICENSE-2.0
15 *
16 *  Unless required by applicable law or agreed to in writing, software
17 *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
18 *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19 *  See the License for the specific language governing permissions and
20 *  limitations under the License.
21 */
22
23/*
24 * Minimal configuration for using TLS a part of Thread
25 * http://threadgroup.org/
26 *
27 * Distinguishing features:
28 * - no RSA or classic DH, fully based on ECC
29 * - no X.509
30 * - support for experimental EC J-PAKE key exchange
31 *
32 * See README.txt for usage instructions.
33 */
34
35/* System support */
36#define MBEDTLS_HAVE_ASM
37
38/* mbed TLS feature support */
39#define MBEDTLS_AES_ROM_TABLES
40#define MBEDTLS_ECP_DP_SECP256R1_ENABLED
41#define MBEDTLS_ECP_NIST_OPTIM
42#define MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED
43#define MBEDTLS_SSL_MAX_FRAGMENT_LENGTH
44#define MBEDTLS_SSL_PROTO_TLS1_2
45#define MBEDTLS_SSL_PROTO_DTLS
46#define MBEDTLS_SSL_DTLS_ANTI_REPLAY
47#define MBEDTLS_SSL_DTLS_HELLO_VERIFY
48
49/* mbed TLS modules */
50#define MBEDTLS_AES_C
51#define MBEDTLS_ASN1_PARSE_C
52#define MBEDTLS_ASN1_WRITE_C
53#define MBEDTLS_BIGNUM_C
54#define MBEDTLS_CCM_C
55#define MBEDTLS_CIPHER_C
56#define MBEDTLS_CTR_DRBG_C
57#define MBEDTLS_CMAC_C
58#define MBEDTLS_ECJPAKE_C
59#define MBEDTLS_ECP_C
60#define MBEDTLS_ENTROPY_C
61#define MBEDTLS_HMAC_DRBG_C
62#define MBEDTLS_MD_C
63#define MBEDTLS_OID_C
64#define MBEDTLS_PK_C
65#define MBEDTLS_PK_PARSE_C
66#define MBEDTLS_SHA256_C
67#define MBEDTLS_SSL_COOKIE_C
68#define MBEDTLS_SSL_CLI_C
69#define MBEDTLS_SSL_SRV_C
70#define MBEDTLS_SSL_TLS_C
71
72/* For tests using ssl-opt.sh */
73#define MBEDTLS_NET_C
74#define MBEDTLS_TIMING_C
75
76/* Save RAM at the expense of ROM */
77#define MBEDTLS_AES_ROM_TABLES
78
79/* Save RAM by adjusting to our exact needs */
80#define MBEDTLS_MPI_MAX_SIZE              32 // 256-bit EC curve = 32 bytes
81
82/* Save ROM and a few bytes of RAM by specifying our own ciphersuite list */
83#define MBEDTLS_SSL_CIPHERSUITES MBEDTLS_TLS_ECJPAKE_WITH_AES_128_CCM_8
84
85/* These defines are present so that the config modifying scripts can enable
86 * them during tests/scripts/test-ref-configs.pl */
87//#define MBEDTLS_USE_PSA_CRYPTO
88//#define MBEDTLS_PSA_CRYPTO_C
89