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Optimize sm2p256v1 curve for Intel processors

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This update is part of the GmSSL Turbo project.
This work is supported by the National Key Research and Development
Program of China NO.2018YFB0803601 and Intel.
This commit is contained in:
Zhi Guan
2018-09-07 08:55:36 +08:00
parent 940c98d5d7
commit 4b17502fdd
11 changed files with 14500 additions and 575 deletions
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32
crypto/ec/ec_lcl.h
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@@ -181,6 +181,8 @@ typedef struct nistp224_pre_comp_st NISTP224_PRE_COMP;
typedef struct nistp256_pre_comp_st NISTP256_PRE_COMP;
typedef struct nistp521_pre_comp_st NISTP521_PRE_COMP;
typedef struct nistz256_pre_comp_st NISTZ256_PRE_COMP;
typedef struct sm2p256_pre_comp_st SM2P256_PRE_COMP;
typedef struct sm2z256_pre_comp_st SM2Z256_PRE_COMP;
typedef struct ec_pre_comp_st EC_PRE_COMP;
struct ec_group_st {
@@ -239,6 +241,8 @@ struct ec_group_st {
enum {
PCT_none,
PCT_nistp224, PCT_nistp256, PCT_nistp521, PCT_nistz256,
//PCT_sm2p256,
PCT_sm2z256,
PCT_ec
} pre_comp_type;
union {
@@ -246,6 +250,8 @@ struct ec_group_st {
NISTP256_PRE_COMP *nistp256;
NISTP521_PRE_COMP *nistp521;
NISTZ256_PRE_COMP *nistz256;
SM2P256_PRE_COMP *sm2p256;
SM2Z256_PRE_COMP *sm2z256;
EC_PRE_COMP *ec;
} pre_comp;
};
@@ -288,7 +294,8 @@ NISTP224_PRE_COMP *EC_nistp224_pre_comp_dup(NISTP224_PRE_COMP *);
NISTP256_PRE_COMP *EC_nistp256_pre_comp_dup(NISTP256_PRE_COMP *);
NISTP521_PRE_COMP *EC_nistp521_pre_comp_dup(NISTP521_PRE_COMP *);
NISTZ256_PRE_COMP *EC_nistz256_pre_comp_dup(NISTZ256_PRE_COMP *);
NISTP256_PRE_COMP *EC_nistp256_pre_comp_dup(NISTP256_PRE_COMP *);
SM2P256_PRE_COMP *EC_sm2p256_pre_comp_dup(SM2P256_PRE_COMP *);
SM2Z256_PRE_COMP *EC_sm2z256_pre_comp_dup(SM2Z256_PRE_COMP *);
EC_PRE_COMP *EC_ec_pre_comp_dup(EC_PRE_COMP *);
void EC_pre_comp_free(EC_GROUP *group);
@@ -296,6 +303,8 @@ void EC_nistp224_pre_comp_free(NISTP224_PRE_COMP *);
void EC_nistp256_pre_comp_free(NISTP256_PRE_COMP *);
void EC_nistp521_pre_comp_free(NISTP521_PRE_COMP *);
void EC_nistz256_pre_comp_free(NISTZ256_PRE_COMP *);
void EC_sm2p256_pre_comp_free(SM2P256_PRE_COMP *);
void EC_sm2z256_pre_comp_free(SM2Z256_PRE_COMP *);
void EC_ec_pre_comp_free(EC_PRE_COMP *);
/*
@@ -508,6 +517,26 @@ int ec_GFp_nistp521_points_mul(const EC_GROUP *group, EC_POINT *r,
int ec_GFp_nistp521_precompute_mult(EC_GROUP *group, BN_CTX *ctx);
int ec_GFp_nistp521_have_precompute_mult(const EC_GROUP *group);
/* method functions in ecp_sm2p256.c */
int ec_GFp_sm2p256_group_init(EC_GROUP *group);
int ec_GFp_sm2p256_group_set_curve(EC_GROUP *group, const BIGNUM *p,
const BIGNUM *a, const BIGNUM *n,
BN_CTX *);
int ec_GFp_sm2p256_point_get_affine_coordinates(const EC_GROUP *group,
const EC_POINT *point,
BIGNUM *x, BIGNUM *y,
BN_CTX *ctx);
int ec_GFp_sm2p256_mul(const EC_GROUP *group, EC_POINT *r,
const BIGNUM *scalar, size_t num,
const EC_POINT *points[], const BIGNUM *scalars[],
BN_CTX *);
int ec_GFp_sm2p256_points_mul(const EC_GROUP *group, EC_POINT *r,
const BIGNUM *scalar, size_t num,
const EC_POINT *points[],
const BIGNUM *scalars[], BN_CTX *ctx);
int ec_GFp_sm2p256_precompute_mult(EC_GROUP *group, BN_CTX *ctx);
int ec_GFp_sm2p256_have_precompute_mult(const EC_GROUP *group);
/* utility functions in ecp_nistputil.c */
void ec_GFp_nistp_points_make_affine_internal(size_t num, void *point_array,
size_t felem_size,
@@ -546,6 +575,7 @@ int ec_group_simple_order_bits(const EC_GROUP *group);
* \return EC_METHOD object
*/
const EC_METHOD *EC_GFp_nistz256_method(void);
const EC_METHOD *EC_GFp_sm2z256_method(void);
#endif
size_t ec_key_simple_priv2oct(const EC_KEY *eckey,