xref: /freebsd/contrib/bearssl/src/ssl/ssl_engine_default_aescbc.c (revision 2aaf9152a852aba9eb2036b95f4948ee77988826)
1 /*
2  * Copyright (c) 2017 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
br_ssl_engine_set_default_aes_cbc(br_ssl_engine_context * cc)29 br_ssl_engine_set_default_aes_cbc(br_ssl_engine_context *cc)
30 {
31 #if BR_AES_X86NI || BR_POWER8
32 	const br_block_cbcenc_class *ienc;
33 	const br_block_cbcdec_class *idec;
34 #endif
35 
36 	br_ssl_engine_set_cbc(cc,
37 		&br_sslrec_in_cbc_vtable,
38 		&br_sslrec_out_cbc_vtable);
39 #if BR_AES_X86NI
40 	ienc = br_aes_x86ni_cbcenc_get_vtable();
41 	idec = br_aes_x86ni_cbcdec_get_vtable();
42 	if (ienc != NULL && idec != NULL) {
43 		br_ssl_engine_set_aes_cbc(cc, ienc, idec);
44 		return;
45 	}
46 #endif
47 #if BR_POWER8
48 	ienc = br_aes_pwr8_cbcenc_get_vtable();
49 	idec = br_aes_pwr8_cbcdec_get_vtable();
50 	if (ienc != NULL && idec != NULL) {
51 		br_ssl_engine_set_aes_cbc(cc, ienc, idec);
52 		return;
53 	}
54 #endif
55 #if BR_64
56 	br_ssl_engine_set_aes_cbc(cc,
57 		&br_aes_ct64_cbcenc_vtable,
58 		&br_aes_ct64_cbcdec_vtable);
59 #else
60 	br_ssl_engine_set_aes_cbc(cc,
61 		&br_aes_ct_cbcenc_vtable,
62 		&br_aes_ct_cbcdec_vtable);
63 #endif
64 }
65