Added support for client certificates (both client-side and server-side, but still...
[BearSSL] / src / ssl / ssl_server_minr2g.c
1 /*
2 * Copyright (c) 2016 Thomas Pornin <pornin@bolet.org>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining
5 * a copy of this software and associated documentation files (the
6 * "Software"), to deal in the Software without restriction, including
7 * without limitation the rights to use, copy, modify, merge, publish,
8 * distribute, sublicense, and/or sell copies of the Software, and to
9 * permit persons to whom the Software is furnished to do so, subject to
10 * the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 */
24
25 #include "inner.h"
26
27 /* see bearssl_ssl.h */
28 void
29 br_ssl_server_init_minr2g(br_ssl_server_context *cc,
30 const br_x509_certificate *chain, size_t chain_len,
31 const br_rsa_private_key *sk)
32 {
33 static const uint16_t suites[] = {
34 BR_TLS_RSA_WITH_AES_128_GCM_SHA256
35 };
36
37 /*
38 * Reset server context and set supported versions to TLS-1.2 (only).
39 */
40 br_ssl_server_zero(cc);
41 br_ssl_engine_set_versions(&cc->eng, BR_TLS12, BR_TLS12);
42
43 /*
44 * Set suites.
45 */
46 br_ssl_engine_set_suites(&cc->eng, suites,
47 (sizeof suites) / (sizeof suites[0]));
48
49 /*
50 * Set the "server policy": handler for the certificate chain
51 * and private key operations.
52 */
53 br_ssl_server_set_single_rsa(cc, chain, chain_len, sk,
54 BR_KEYTYPE_KEYX, br_rsa_i31_private, 0);
55
56 /*
57 * Set supported hash functions.
58 */
59 br_ssl_engine_set_hash(&cc->eng, br_sha256_ID, &br_sha256_vtable);
60
61 /*
62 * Set the PRF implementations.
63 */
64 br_ssl_engine_set_prf_sha256(&cc->eng, &br_tls12_sha256_prf);
65
66 /*
67 * Symmetric encryption. We use the "constant-time"
68 * implementations, which are the safest.
69 *
70 * On architectures detected as "64-bit", use the 64-bit
71 * versions (aes_ct64, ghash_ctmul64).
72 */
73 #if BR_64
74 br_ssl_engine_set_aes_ctr(&cc->eng,
75 &br_aes_ct64_ctr_vtable);
76 br_ssl_engine_set_ghash(&cc->eng,
77 &br_ghash_ctmul64);
78 #else
79 br_ssl_engine_set_aes_ctr(&cc->eng,
80 &br_aes_ct_ctr_vtable);
81 br_ssl_engine_set_ghash(&cc->eng,
82 &br_ghash_ctmul);
83 #endif
84
85 /*
86 * Set the SSL record engines (CBC, GCM).
87 */
88 br_ssl_engine_set_gcm(&cc->eng,
89 &br_sslrec_in_gcm_vtable,
90 &br_sslrec_out_gcm_vtable);
91 }