#include <string.h> 

#define SM3_len 256 
#define SM3_T1 0x79CC4519 
#define SM3_T2 0x7A879D8A 
#define SM3_IVA 0x7380166f 
#define SM3_IVB 0x4914b2b9 
#define SM3_IVC 0x172442d7 
#define SM3_IVD 0xda8a0600 
#define SM3_IVE 0xa96f30bc 
#define SM3_IVF 0x163138aa 
#define SM3_IVG 0xe38dee4d 
#define SM3_IVH 0xb0fb0e4e 

/* Various logical functions */
#define SM3_p1(x)        (x^SM3_rotl32(x,15)^SM3_rotl32(x,23)) 
#define SM3_p0(x)        (x^SM3_rotl32(x,9)^SM3_rotl32(x,17)) 
#define SM3_ff0(a,b,c)   (a^b^c) 
#define SM3_ff1(a,b,c)   ((a&b)|(a&c)|(b&c)) 
#define SM3_gg0(e,f,g)   (e^f^g) 
#define SM3_gg1(e,f,g)   ((e&f)|((~e)&g)) 
#define SM3_rotl32(x,n)  ((((unsigned int) x) << n) | (((unsigned int) x) >> (32 - n))) 
#define SM3_rotr32(x,n)  ((((unsigned int) x) >> n) | (((unsigned int) x) << (32 - n))) 


typedef struct {
	unsigned int  state[8];
	unsigned int  length;
	unsigned int  curlen;
	unsigned char  buf[64];
} SM3_STATE;


void BiToWj(unsigned int Bi[], unsigned int Wj[]);
void WjToWj1(unsigned int Wj[], unsigned int Wj1[]);
void CF(unsigned int Wj[], unsigned int Wj1[], unsigned int V[]);
void BigEndian(unsigned char src[], unsigned int bytelen, unsigned char des[]);
void SM3_init(SM3_STATE *md);
void SM3_compress(SM3_STATE * md);
void SM3_process(SM3_STATE * md, unsigned char buf[], int len);
void SM3_done(SM3_STATE *md, unsigned char *hash);
void SM3_256(unsigned char buf[], int len, unsigned char hash[]);