xref: /openbmc/linux/include/crypto/ghash.h (revision a397ba82)
1a397ba82SMarcelo Cerri /*
2a397ba82SMarcelo Cerri  * Common values for GHASH algorithms
3a397ba82SMarcelo Cerri  */
4a397ba82SMarcelo Cerri 
5a397ba82SMarcelo Cerri #ifndef __CRYPTO_GHASH_H__
6a397ba82SMarcelo Cerri #define __CRYPTO_GHASH_H__
7a397ba82SMarcelo Cerri 
8a397ba82SMarcelo Cerri #include <linux/types.h>
9a397ba82SMarcelo Cerri #include <crypto/gf128mul.h>
10a397ba82SMarcelo Cerri 
11a397ba82SMarcelo Cerri #define GHASH_BLOCK_SIZE	16
12a397ba82SMarcelo Cerri #define GHASH_DIGEST_SIZE	16
13a397ba82SMarcelo Cerri 
14a397ba82SMarcelo Cerri struct ghash_ctx {
15a397ba82SMarcelo Cerri 	struct gf128mul_4k *gf128;
16a397ba82SMarcelo Cerri };
17a397ba82SMarcelo Cerri 
18a397ba82SMarcelo Cerri struct ghash_desc_ctx {
19a397ba82SMarcelo Cerri 	u8 buffer[GHASH_BLOCK_SIZE];
20a397ba82SMarcelo Cerri 	u32 bytes;
21a397ba82SMarcelo Cerri };
22a397ba82SMarcelo Cerri 
23a397ba82SMarcelo Cerri #endif
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