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 25 extern const u8 sm3_zero_message_hash[SM3_DIGEST_SIZE]; 26 27 struct sm3_state { 28 u32 state[SM3_DIGEST_SIZE / 4]; 29 u64 count; 30 u8 buffer[SM3_BLOCK_SIZE]; 31 }; 32 33 struct shash_desc; 34 35 extern int crypto_sm3_update(struct shash_desc *desc, const u8 *data, 36 unsigned int len); 37 38 extern int crypto_sm3_final(struct shash_desc *desc, u8 *out); 39 40 extern int crypto_sm3_finup(struct shash_desc *desc, const u8 *data, 41 unsigned int len, u8 *hash); 42 #endif 43