xref: /freebsd/contrib/bearssl/src/ssl/ssl_engine_default_aesccm.c (revision b18a4ccab954b694b9ed6dcc83773f615c430d33)
1 /*
2  * Copyright (c) 2018 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_engine_set_default_aes_ccm(br_ssl_engine_context *cc)
30 {
31 #if BR_AES_X86NI || BR_POWER8
32 	const br_block_ctrcbc_class *ictrcbc;
33 #endif
34 
35 	br_ssl_engine_set_ccm(cc,
36 		&br_sslrec_in_ccm_vtable,
37 		&br_sslrec_out_ccm_vtable);
38 #if BR_AES_X86NI
39 	ictrcbc = br_aes_x86ni_ctrcbc_get_vtable();
40 	if (ictrcbc != NULL) {
41 		br_ssl_engine_set_aes_ctrcbc(cc, ictrcbc);
42 	} else {
43 #if BR_64
44 		br_ssl_engine_set_aes_ctrcbc(cc, &br_aes_ct64_ctrcbc_vtable);
45 #else
46 		br_ssl_engine_set_aes_ctrcbc(cc, &br_aes_ct_ctrcbc_vtable);
47 #endif
48 	}
49 #elif BR_POWER8
50 	ictrcbc = br_aes_pwr8_ctrcbc_get_vtable();
51 	if (ictrcbc != NULL) {
52 		br_ssl_engine_set_aes_ctrcbc(cc, ictrcbc);
53 	} else {
54 #if BR_64
55 		br_ssl_engine_set_aes_ctrcbc(cc, &br_aes_ct64_ctrcbc_vtable);
56 #else
57 		br_ssl_engine_set_aes_ctrcbc(cc, &br_aes_ct_ctrcbc_vtable);
58 #endif
59 	}
60 #else
61 #if BR_64
62 	br_ssl_engine_set_aes_ctrcbc(cc, &br_aes_ct64_ctrcbc_vtable);
63 #else
64 	br_ssl_engine_set_aes_ctrcbc(cc, &br_aes_ct_ctrcbc_vtable);
65 #endif
66 #endif
67 }
68