1 /* Copyright (c) 2016, Google Inc.
2  *
3  * Permission to use, copy, modify, and/or distribute this software for any
4  * purpose with or without fee is hereby granted, provided that the above
5  * copyright notice and this permission notice appear in all copies.
6  *
7  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
8  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
9  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
10  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
11  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
12  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
13  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
14 
15 #ifndef OPENSSL_HEADER_POLY1305_INTERNAL_H
16 #define OPENSSL_HEADER_POLY1305_INTERNAL_H
17 
18 #include <openssl/base.h>
19 #include <openssl/poly1305.h>
20 
21 #if defined(__cplusplus)
22 extern "C" {
23 #endif
24 
25 #if defined(OPENSSL_ARM) && !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_APPLE)
26 #define OPENSSL_POLY1305_NEON
27 
28 void CRYPTO_poly1305_init_neon(poly1305_state *state, const uint8_t key[32]);
29 
30 void CRYPTO_poly1305_update_neon(poly1305_state *state, const uint8_t *in,
31                                  size_t in_len);
32 
33 void CRYPTO_poly1305_finish_neon(poly1305_state *state, uint8_t mac[16]);
34 #endif
35 
36 
37 #if defined(__cplusplus)
38 }  // extern C
39 #endif
40 
41 #endif  // OPENSSL_HEADER_POLY1305_INTERNAL_H
42