www.pudn.com > SM2.zip > sm2.h, change:2011-11-10,size:909b


// \file:sm2.h 
//SM2 Algorithm 
//2011-11-09 
//author:goldboar 
//email:goldboar@163.com 
//comment:2011-11-10 sm2-sign-verify sm2-dh 
 
//SM2_sign_setup 
int SM2_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp); 
 
//SM2_sign_ex 
int	SM2_sign_ex(int type, const unsigned char *dgst, int dlen, unsigned char  
	*sig, unsigned int *siglen, const BIGNUM *kinv, const BIGNUM *r, EC_KEY *eckey); 
 
//SM2_sign 
int	SM2_sign(int type, const unsigned char *dgst, int dlen, unsigned char  
		*sig, unsigned int *siglen, EC_KEY *eckey); 
 
//SM2_verify 
int SM2_verify(int type, const unsigned char *dgst, int dgst_len, 
		const unsigned char *sigbuf, int sig_len, EC_KEY *eckey); 
 
//SM2 DH, comupting shared point 
int SM2_DH_key(const EC_GROUP * group,const EC_POINT *b_pub_key_r, const EC_POINT *b_pub_key, const BIGNUM *a_r,EC_KEY *a_eckey, 
			   unsigned char *outkey,size_t keylen);