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_chapol(br_ssl_engine_context * cc)29 br_ssl_engine_set_default_chapol(br_ssl_engine_context *cc)
30 {
31 #if BR_INT128 || BR_UMUL128
32 br_poly1305_run bp;
33 #endif
34 #if BR_SSE2
35 br_chacha20_run bc;
36 #endif
37
38 br_ssl_engine_set_chapol(cc,
39 &br_sslrec_in_chapol_vtable,
40 &br_sslrec_out_chapol_vtable);
41 #if BR_SSE2
42 bc = br_chacha20_sse2_get();
43 if (bc) {
44 br_ssl_engine_set_chacha20(cc, bc);
45 } else {
46 #endif
47 br_ssl_engine_set_chacha20(cc, &br_chacha20_ct_run);
48 #if BR_SSE2
49 }
50 #endif
51 #if BR_INT128 || BR_UMUL128
52 bp = br_poly1305_ctmulq_get();
53 if (bp) {
54 br_ssl_engine_set_poly1305(cc, bp);
55 } else {
56 #endif
57 #if BR_LOMUL
58 br_ssl_engine_set_poly1305(cc, &br_poly1305_ctmul32_run);
59 #else
60 br_ssl_engine_set_poly1305(cc, &br_poly1305_ctmul_run);
61 #endif
62 #if BR_INT128 || BR_UMUL128
63 }
64 #endif
65 }
66