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 OR GPL-2.0-or-later
9  *
10  *  This file is provided under the Apache License 2.0, or the
11  *  GNU General Public License v2.0 or later.
12  *
13  *  **********
14  *  Apache License 2.0:
15  *
16  *  Licensed under the Apache License, Version 2.0 (the "License"); you may
17  *  not use this file except in compliance with the License.
18  *  You may obtain a copy of the License at
19  *
20  *  http://www.apache.org/licenses/LICENSE-2.0
21  *
22  *  Unless required by applicable law or agreed to in writing, software
23  *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
24  *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
25  *  See the License for the specific language governing permissions and
26  *  limitations under the License.
27  *
28  *  **********
29  *
30  *  **********
31  *  GNU General Public License v2.0 or later:
32  *
33  *  This program is free software; you can redistribute it and/or modify
34  *  it under the terms of the GNU General Public License as published by
35  *  the Free Software Foundation; either version 2 of the License, or
36  *  (at your option) any later version.
37  *
38  *  This program is distributed in the hope that it will be useful,
39  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
40  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
41  *  GNU General Public License for more details.
42  *
43  *  You should have received a copy of the GNU General Public License along
44  *  with this program; if not, write to the Free Software Foundation, Inc.,
45  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
46  *
47  *  **********
48  */
49 
50 /*
51  * Minimal configuration for using TLS a part of Thread
52  * http://threadgroup.org/
53  *
54  * Distinguishing features:
55  * - no RSA or classic DH, fully based on ECC
56  * - no X.509
57  * - support for experimental EC J-PAKE key exchange
58  *
59  * See README.txt for usage instructions.
60  */
61 
62 #ifndef MBEDTLS_CONFIG_H
63 #define MBEDTLS_CONFIG_H
64 
65 /* System support */
66 #define MBEDTLS_HAVE_ASM
67 
68 /* mbed TLS feature support */
69 #define MBEDTLS_AES_ROM_TABLES
70 #define MBEDTLS_ECP_DP_SECP256R1_ENABLED
71 #define MBEDTLS_ECP_NIST_OPTIM
72 #define MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED
73 #define MBEDTLS_SSL_MAX_FRAGMENT_LENGTH
74 #define MBEDTLS_SSL_PROTO_TLS1_2
75 #define MBEDTLS_SSL_PROTO_DTLS
76 #define MBEDTLS_SSL_DTLS_ANTI_REPLAY
77 #define MBEDTLS_SSL_DTLS_HELLO_VERIFY
78 #define MBEDTLS_SSL_EXPORT_KEYS
79 
80 /* mbed TLS modules */
81 #define MBEDTLS_AES_C
82 #define MBEDTLS_ASN1_PARSE_C
83 #define MBEDTLS_ASN1_WRITE_C
84 #define MBEDTLS_BIGNUM_C
85 #define MBEDTLS_CCM_C
86 #define MBEDTLS_CIPHER_C
87 #define MBEDTLS_CTR_DRBG_C
88 #define MBEDTLS_CMAC_C
89 #define MBEDTLS_ECJPAKE_C
90 #define MBEDTLS_ECP_C
91 #define MBEDTLS_ENTROPY_C
92 #define MBEDTLS_HMAC_DRBG_C
93 #define MBEDTLS_MD_C
94 #define MBEDTLS_OID_C
95 #define MBEDTLS_PK_C
96 #define MBEDTLS_PK_PARSE_C
97 #define MBEDTLS_SHA256_C
98 #define MBEDTLS_SSL_COOKIE_C
99 #define MBEDTLS_SSL_CLI_C
100 #define MBEDTLS_SSL_SRV_C
101 #define MBEDTLS_SSL_TLS_C
102 
103 /* For tests using ssl-opt.sh */
104 #define MBEDTLS_NET_C
105 #define MBEDTLS_TIMING_C
106 
107 /* Save RAM at the expense of ROM */
108 #define MBEDTLS_AES_ROM_TABLES
109 
110 /* Save RAM by adjusting to our exact needs */
111 #define MBEDTLS_ECP_MAX_BITS             256
112 #define MBEDTLS_MPI_MAX_SIZE              32 // 256 bits is 32 bytes
113 
114 /* Save ROM and a few bytes of RAM by specifying our own ciphersuite list */
115 #define MBEDTLS_SSL_CIPHERSUITES MBEDTLS_TLS_ECJPAKE_WITH_AES_128_CCM_8
116 
117 #include "mbedtls/check_config.h"
118 
119 #endif /* MBEDTLS_CONFIG_H */
120