1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* 2 /*
3 * Common values for the GHASH hash function !! 3 * Common values for GHASH algorithms
4 */ 4 */
5 5
6 #ifndef __CRYPTO_GHASH_H__ 6 #ifndef __CRYPTO_GHASH_H__
7 #define __CRYPTO_GHASH_H__ 7 #define __CRYPTO_GHASH_H__
8 8
9 #include <linux/types.h> 9 #include <linux/types.h>
10 #include <crypto/gf128mul.h> 10 #include <crypto/gf128mul.h>
11 11
12 #define GHASH_BLOCK_SIZE 16 12 #define GHASH_BLOCK_SIZE 16
13 #define GHASH_DIGEST_SIZE 16 13 #define GHASH_DIGEST_SIZE 16
14 14
15 struct ghash_ctx { 15 struct ghash_ctx {
16 struct gf128mul_4k *gf128; 16 struct gf128mul_4k *gf128;
17 }; 17 };
18 18
19 struct ghash_desc_ctx { 19 struct ghash_desc_ctx {
20 u8 buffer[GHASH_BLOCK_SIZE]; 20 u8 buffer[GHASH_BLOCK_SIZE];
21 u32 bytes; 21 u32 bytes;
22 }; 22 };
23 23
24 #endif 24 #endif
25 25
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