| Greg Kroah-Hartman | b244131 | 2017-11-01 15:07:57 +0100 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| Marcelo Cerri | a397ba8 | 2016-09-28 13:42:09 -0300 | [diff] [blame] | 2 | /* |
| Eric Biggers | 8dfa20f | 2019-07-19 23:09:18 -0700 | [diff] [blame] | 3 | * Common values for the GHASH hash function |
| Marcelo Cerri | a397ba8 | 2016-09-28 13:42:09 -0300 | [diff] [blame] | 4 | */ |
| 5 | |
| 6 | #ifndef __CRYPTO_GHASH_H__ |
| 7 | #define __CRYPTO_GHASH_H__ |
| 8 | |
| 9 | #include <linux/types.h> |
| 10 | #include <crypto/gf128mul.h> |
| 11 | |
| 12 | #define GHASH_BLOCK_SIZE 16 |
| 13 | #define GHASH_DIGEST_SIZE 16 |
| 14 | |
| 15 | struct ghash_ctx { |
| 16 | struct gf128mul_4k *gf128; |
| 17 | }; |
| 18 | |
| 19 | struct ghash_desc_ctx { |
| 20 | u8 buffer[GHASH_BLOCK_SIZE]; |
| 21 | u32 bytes; |
| 22 | }; |
| 23 | |
| 24 | #endif |