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Update sm9

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This commit is contained in:
Zhi Guan
2022-05-11 22:27:55 +08:00
parent d923faef77
commit aa2ab99dcf
4 changed files with 244 additions and 81 deletions
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74
include/gmssl/sm9.h
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@@ -46,7 +46,12 @@
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdint.h>
#include <gmssl/sm3.h>
#ifndef GMSSL_SM9_H
#define GMSSL_SM9_H
@@ -277,7 +282,28 @@ void sm9_final_exponent(sm9_fp12_t r, const sm9_fp12_t f);
void sm9_pairing(sm9_fp12_t r, const sm9_twist_point_t *Q, const sm9_point_t *P);
/* old API
/* private key extract algorithms */
#define SM9_HID_SIGN 0x01
#define SM9_HID_EXCH 0x02
#define SM9_HID_ENC 0x03
#define SM9_HASH1 0x01
#define SM9_HASH2 0x02
void sm9_fn_add(sm9_fn_t r, const sm9_fn_t a, const sm9_fn_t b);
void sm9_fn_sub(sm9_fn_t r, const sm9_fn_t a, const sm9_fn_t b);
void sm9_fn_mul(sm9_fn_t r, const sm9_fn_t a, const sm9_fn_t b);
void sm9_fn_inv(sm9_fn_t r, const sm9_fn_t a);
int sm9_fn_is_zero(const sm9_fn_t a);
int sm9_fn_equ(const sm9_fn_t a, const sm9_fn_t b);
void sm9_fn_rand(sm9_fn_t r);
void sm9_fp12_to_bytes(const sm9_fp12_t a, uint8_t buf[32 * 12]);
int sm9_hash1(sm9_bn_t h1, const char *id, size_t idlen, uint8_t hid);
// set the same value as sm2
#define SM9_MAX_ID_BITS 65535
@@ -294,26 +320,52 @@ typedef struct {
} SM9_TWIST_POINT;
typedef struct {
uint8_t ks[32];
SM9_TWIST_POINT Ppubs; // Ppubs = ks * P2
sm9_twist_point_t Ppubs; // Ppubs = ks * P2
sm9_fn_t ks;
} SM9_SIGN_MASTER_KEY;
typedef struct {
SM9_POINT ds;
sm9_twist_point_t Ppubs;
sm9_point_t ds;
} SM9_SIGN_KEY;
int sm9_sign_master_key_generate(SM9_SIGN_MASTER_KEY *master);
int sm9_sign_master_key_extract_key(SM9_SIGN_MASTER_KEY *master, const char *id, size_t idlen, SM9_SIGN_KEY *key);
typedef struct {
uint8_t h[32];
SM9_TWIST_POINT S;
SM3_CTX sm3_ctx;
SM9_SIGN_KEY key;
} SM9_SIGN_CTX;
typedef struct {
sm9_fn_t h;
sm9_point_t S;
} SM9_SIGNATURE;
int sm9_sign_setup(SM9_SIGN_MASTER_KEY *msk);
int sm9_sign_keygen(SM9_SIGN_MASTER_KEY *msk, const char *id, size_t idlen, SM9_POINT *ds);
int sm9_sign_init(SM9_SIGN_CTX *ctx);
int sm9_sign_update(SM9_SIGN_CTX *ctx, const uint8_t *data, size_t datalen);
int sm9_sign_finish(SM9_SIGN_CTX *ctx, SM9_SIGN_KEY *key, SM9_SIGNATURE *sig);
int sm9_verify_init(SM9_SIGN_CTX *ctx);
int sm9_verify_update(SM9_SIGN_CTX *ctx, const uint8_t *data, size_t datalen);
int sm9_verify_finish(SM9_SIGN_CTX *ctx, const SM9_SIGNATURE *sig,
const SM9_SIGN_MASTER_KEY *master_public, const char *id, size_t idlen);
typedef struct {
sm9_point_t Ppube; // Ppube = ke * P1
sm9_fn_t ke;
} SM9_ENC_MASTER_KEY;
typedef struct {
sm9_point_t Ppube;
sm9_twist_point_t de;
} SM9_ENC_KEY;
int sm9_enc_master_key_generate(SM9_ENC_MASTER_KEY *master);
int sm9_enc_master_key_extract_key(SM9_ENC_MASTER_KEY *master, const char *id, size_t idlen, SM9_ENC_KEY *key);
int sm9_do_sign(SM9_SIGN_KEY *key, const uint8_t dgst[32], SM9_SIGNATURE *sig);
int sm9_do_verify(SM9_SIGN_KEY *key, const uint8_t dgst[32], const SM9_SIGNATURE *sig);
*/
# ifdef __cplusplus
}