openssl/crypto/include/internal/sm2.h
Matt Caswell e14d6cf691 Improve use of the test framework in the SM2 internal tests
Also general clean up of those tests

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/6386)
2018-06-04 11:59:56 +01:00

82 lines
2.4 KiB
C

/*
* Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved.
* Copyright 2017 Ribose Inc. All Rights Reserved.
* Ported from Ribose contributions from Botan.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#ifndef HEADER_SM2_H
# define HEADER_SM2_H
# include <openssl/opensslconf.h>
# ifndef OPENSSL_NO_SM2
# ifdef __cplusplus
extern "C" {
# endif
# include <openssl/ec.h>
/* The default user id as specified in GM/T 0009-2012 */
# define SM2_DEFAULT_USERID "1234567812345678"
int SM2_compute_userid_digest(uint8_t *out,
const EVP_MD *digest,
const char *user_id, const EC_KEY *key);
/*
* SM2 signature operation. Computes ZA (user id digest) and then signs
* H(ZA || msg) using SM2
*/
ECDSA_SIG *SM2_do_sign(const EC_KEY *key,
const EVP_MD *digest,
const char *user_id, const uint8_t *msg, size_t msg_len);
int SM2_do_verify(const EC_KEY *key,
const EVP_MD *digest,
const ECDSA_SIG *signature,
const char *user_id, const uint8_t *msg, size_t msg_len);
/*
* SM2 signature generation. Assumes input is an SM3 digest
*/
int SM2_sign(int type, const unsigned char *dgst, int dgstlen,
unsigned char *sig, unsigned int *siglen, EC_KEY *eckey);
/*
* SM2 signature verification. Assumes input is an SM3 digest
*/
int SM2_verify(int type, const unsigned char *dgst, int dgstlen,
const unsigned char *sig, int siglen, EC_KEY *eckey);
/*
* SM2 encryption
*/
int SM2_ciphertext_size(const EC_KEY *key, const EVP_MD *digest, size_t msg_len,
size_t *ct_size);
int SM2_plaintext_size(const EC_KEY *key, const EVP_MD *digest, size_t msg_len,
size_t *pt_size);
int SM2_encrypt(const EC_KEY *key,
const EVP_MD *digest,
const uint8_t *msg,
size_t msg_len,
uint8_t *ciphertext_buf, size_t *ciphertext_len);
int SM2_decrypt(const EC_KEY *key,
const EVP_MD *digest,
const uint8_t *ciphertext,
size_t ciphertext_len, uint8_t *ptext_buf, size_t *ptext_len);
# ifdef __cplusplus
}
# endif
# endif /* OPENSSL_NO_SM2 */
#endif