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| 1 /* |
| 2 * chacha20.h - header file for ChaCha20 implementation. |
| 3 * |
| 4 * This Source Code Form is subject to the terms of the Mozilla Public |
| 5 * License, v. 2.0. If a copy of the MPL was not distributed with this |
| 6 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| 7 |
| 8 #ifndef FREEBL_CHACHA20_H_ |
| 9 #define FREEBL_CHACHA20_H_ |
| 10 |
| 11 /* ChaCha20XOR encrypts |inLen| bytes from |in| with the given key and |
| 12 * nonce and writes the result to |out|, which may be equal to |in|. The |
| 13 * initial block counter is specified by |counter|. */ |
| 14 extern void ChaCha20XOR(unsigned char *out, |
| 15 const unsigned char *in, size_t inLen, |
| 16 const unsigned char key[8], |
| 17 const unsigned char nonce[32], |
| 18 size_t counter); |
| 19 |
| 20 #endif /* FREEBL_POLY1305_H_ */ |
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