1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 2a397ba82SMarcelo Cerri /* 38dfa20fcSEric Biggers * Common values for the GHASH hash function 4a397ba82SMarcelo Cerri */ 5a397ba82SMarcelo Cerri 6a397ba82SMarcelo Cerri #ifndef __CRYPTO_GHASH_H__ 7a397ba82SMarcelo Cerri #define __CRYPTO_GHASH_H__ 8a397ba82SMarcelo Cerri 9a397ba82SMarcelo Cerri #include <linux/types.h> 10a397ba82SMarcelo Cerri #include <crypto/gf128mul.h> 11a397ba82SMarcelo Cerri 12a397ba82SMarcelo Cerri #define GHASH_BLOCK_SIZE 16 13a397ba82SMarcelo Cerri #define GHASH_DIGEST_SIZE 16 14a397ba82SMarcelo Cerri 15a397ba82SMarcelo Cerri struct ghash_ctx { 16a397ba82SMarcelo Cerri struct gf128mul_4k *gf128; 17a397ba82SMarcelo Cerri }; 18a397ba82SMarcelo Cerri 19a397ba82SMarcelo Cerri struct ghash_desc_ctx { 20a397ba82SMarcelo Cerri u8 buffer[GHASH_BLOCK_SIZE]; 21a397ba82SMarcelo Cerri u32 bytes; 22a397ba82SMarcelo Cerri }; 23a397ba82SMarcelo Cerri 24a397ba82SMarcelo Cerri #endif 25