1/*
 2 * Common values for SM3 algorithm
 3 */
 4
 5#ifndef _CRYPTO_SM3_H
 6#define _CRYPTO_SM3_H
 7
 8#include <linux/types.h>
 9
10#define SM3_DIGEST_SIZE	32
11#define SM3_BLOCK_SIZE	64
12
13#define SM3_T1		0x79CC4519
14#define SM3_T2		0x7A879D8A
15
16#define SM3_IVA		0x7380166f
17#define SM3_IVB		0x4914b2b9
18#define SM3_IVC		0x172442d7
19#define SM3_IVD		0xda8a0600
20#define SM3_IVE		0xa96f30bc
21#define SM3_IVF		0x163138aa
22#define SM3_IVG		0xe38dee4d
23#define SM3_IVH		0xb0fb0e4e
24
25extern const u8 sm3_zero_message_hash[SM3_DIGEST_SIZE];
26
27struct sm3_state {
28	u32 state[SM3_DIGEST_SIZE / 4];
29	u64 count;
30	u8 buffer[SM3_BLOCK_SIZE];
31};
32
33struct shash_desc;
34
35extern int crypto_sm3_update(struct shash_desc *desc, const u8 *data,
36			      unsigned int len);
37
38extern int crypto_sm3_finup(struct shash_desc *desc, const u8 *data,
39			     unsigned int len, u8 *hash);
40#endif