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1 /*
2  * Common values for SHA-3 algorithms
3  */
4 #ifndef __CRYPTO_SHA3_H__
5 #define __CRYPTO_SHA3_H__
6 
7 #include <inttypes.h>
8 
9 #define SHA3_224_DIGEST_SIZE	(224 / 8)
10 #define SHA3_224_BLOCK_SIZE	(200 - 2 * SHA3_224_DIGEST_SIZE)
11 
12 #define SHA3_256_DIGEST_SIZE	(256 / 8)
13 #define SHA3_256_BLOCK_SIZE	(200 - 2 * SHA3_256_DIGEST_SIZE)
14 
15 #define SHA3_384_DIGEST_SIZE	(384 / 8)
16 #define SHA3_384_BLOCK_SIZE	(200 - 2 * SHA3_384_DIGEST_SIZE)
17 
18 #define SHA3_512_DIGEST_SIZE	(512 / 8)
19 #define SHA3_512_BLOCK_SIZE	(200 - 2 * SHA3_512_DIGEST_SIZE)
20 
21 struct fio_sha3_ctx {
22 	uint64_t	st[25];
23 	unsigned int	md_len;
24 	unsigned int	rsiz;
25 	unsigned int	rsizw;
26 
27 	unsigned int	partial;
28 	uint8_t		buf[SHA3_224_BLOCK_SIZE];
29 
30 	uint8_t		*sha;
31 };
32 
33 void fio_sha3_224_init(struct fio_sha3_ctx *sctx);
34 void fio_sha3_256_init(struct fio_sha3_ctx *sctx);
35 void fio_sha3_384_init(struct fio_sha3_ctx *sctx);
36 void fio_sha3_512_init(struct fio_sha3_ctx *sctx);
37 
38 int fio_sha3_update(struct fio_sha3_ctx *sctx, const uint8_t *data,
39 		    unsigned int len);
40 void fio_sha3_final(struct fio_sha3_ctx *sctx);
41 
42 #endif
43