crypt_curve25519.h

/*
 * This file is part of the openHiTLS project.
 *
 * openHiTLS is licensed under the Mulan PSL v2.
 * You can use this software according to the terms and conditions of the Mulan PSL v2.
 * You may obtain a copy of Mulan PSL v2 at:
 *
 *     http://license.coscl.org.cn/MulanPSL2
 *
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
 * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
 * See the Mulan PSL v2 for more details.
 */
 
#ifndef CRYPT_CURVE25519_H
#define CRYPT_CURVE25519_H
 
#include "hitls_build.h"
#ifdef HITLS_CRYPTO_CURVE25519
 
#include <stdint.h>
#include "crypt_local_types.h"
#include "bsl_params.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define CRYPT_CURVE25519_KEYLEN 32
#define CRYPT_CURVE25519_SIGNLEN 64
 
typedef struct CryptCurve25519Ctx CRYPT_CURVE25519_Ctx;
 
#ifdef HITLS_CRYPTO_X25519
CRYPT_CURVE25519_Ctx *CRYPT_X25519_NewCtx(void);

CRYPT_CURVE25519_Ctx *CRYPT_X25519_NewCtxEx(void *libCtx);
#endif
 
#ifdef HITLS_CRYPTO_ED25519
CRYPT_CURVE25519_Ctx *CRYPT_ED25519_NewCtx(void);

CRYPT_CURVE25519_Ctx *CRYPT_ED25519_NewCtxEx(void *libCtx);
#endif

CRYPT_CURVE25519_Ctx *CRYPT_CURVE25519_DupCtx(CRYPT_CURVE25519_Ctx *ctx);

void CRYPT_CURVE25519_FreeCtx(CRYPT_CURVE25519_Ctx *pkey);

int32_t CRYPT_CURVE25519_Ctrl(CRYPT_CURVE25519_Ctx *pkey, int32_t opt, void *val, uint32_t len);

int32_t CRYPT_CURVE25519_SetPubKey(CRYPT_CURVE25519_Ctx *pkey, const CRYPT_Curve25519Pub *pub);

int32_t CRYPT_CURVE25519_GetPubKey(const CRYPT_CURVE25519_Ctx *pkey, CRYPT_Curve25519Pub *pub);

int32_t CRYPT_CURVE25519_SetPrvKey(CRYPT_CURVE25519_Ctx *pkey, const CRYPT_Curve25519Prv *prv);

int32_t CRYPT_CURVE25519_GetPrvKey(const CRYPT_CURVE25519_Ctx *pkey, CRYPT_Curve25519Prv *prv);
 
#ifdef HITLS_BSL_PARAMS
int32_t CRYPT_CURVE25519_SetPubKeyEx(CRYPT_CURVE25519_Ctx *pkey, const BSL_Param *para);

int32_t CRYPT_CURVE25519_SetPrvKeyEx(CRYPT_CURVE25519_Ctx *pkey, const BSL_Param *para);

int32_t CRYPT_CURVE25519_GetPubKeyEx(const CRYPT_CURVE25519_Ctx *pkey, BSL_Param *para);

int32_t CRYPT_CURVE25519_GetPrvKeyEx(const CRYPT_CURVE25519_Ctx *pkey, BSL_Param *para);
#endif

int32_t CRYPT_CURVE25519_GetBits(const CRYPT_CURVE25519_Ctx *pkey);
 
#ifdef HITLS_CRYPTO_ED25519
int32_t CRYPT_CURVE25519_Sign(CRYPT_CURVE25519_Ctx *pkey, int32_t algId, const uint8_t *msg,
    uint32_t msgLen, uint8_t *sign, uint32_t *signLen);

int32_t CRYPT_CURVE25519_GetSignLen(const CRYPT_CURVE25519_Ctx *pkey);

int32_t CRYPT_CURVE25519_Verify(const CRYPT_CURVE25519_Ctx *pkey, int32_t algId, const uint8_t *msg,
    uint32_t msgLen, const uint8_t *sign, uint32_t signLen);

int32_t CRYPT_ED25519_GenKey(CRYPT_CURVE25519_Ctx *pkey);
#endif /* HITLS_CRYPTO_ED25519 */
 
#ifdef HITLS_CRYPTO_X25519
int32_t CRYPT_CURVE25519_ComputeSharedKey(CRYPT_CURVE25519_Ctx *prvKey, CRYPT_CURVE25519_Ctx *pubKey,
    uint8_t *sharedKey, uint32_t *shareKeyLen);

int32_t CRYPT_X25519_GenKey(CRYPT_CURVE25519_Ctx *pkey);
#endif /* HITLS_CRYPTO_X25519 */
 
#ifdef HITLS_CRYPTO_CURVE25519_CMP
int32_t CRYPT_CURVE25519_Cmp(const CRYPT_CURVE25519_Ctx *a, const CRYPT_CURVE25519_Ctx *b);
#else
#define CRYPT_CURVE25519_Cmp NULL
#endif

int32_t CRYPT_CURVE25519_GetSecBits(const CRYPT_CURVE25519_Ctx *ctx);
 
#ifdef HITLS_CRYPTO_KEY_DECODE_CHAIN
int32_t CRYPT_CURVE25519_Import(CRYPT_CURVE25519_Ctx *ctx, const BSL_Param *params);

int32_t CRYPT_CURVE25519_Export(const CRYPT_CURVE25519_Ctx *ctx, BSL_Param *params);
#endif // HITLS_CRYPTO_KEY_DECODE_CHAIN
 
#ifdef HITLS_CRYPTO_ED25519_CHECK

int32_t CRYPT_ED25519_Check(uint32_t checkType, const CRYPT_CURVE25519_Ctx *pkey1, const CRYPT_CURVE25519_Ctx *pkey2);
#endif // HITLS_CRYPTO_ED25519_CHECK
 
#ifdef HITLS_CRYPTO_X25519_CHECK
int32_t CRYPT_X25519_Check(uint32_t checkType, const CRYPT_CURVE25519_Ctx *pkey1, const CRYPT_CURVE25519_Ctx *pkey2);
 
#endif // HITLS_CRYPTO_X25519_CHECK
 
#ifdef __cplusplus
}
#endif
 
#endif // HITLS_CRYPTO_CURVE25519
 
#endif // CRYPT_CURVE25519_H