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- /*
- * Copyright (C) 2017-2022 Alibaba Group Holding Limited
- */
- /******************************************************************************
- * @file sec_crypto_ecdh.h
- * @brief Header File for curve25519( a state-of-the-art Diffie-Hellman function)
- * @version V3.3
- * @date 10. June 2022
- * @model ecdh
- ******************************************************************************/
- #ifndef _SC_ECDH_H_
- #define _SC_ECDH_H_
- #include "sec_include_config.h"
- #define CONFIG_SEC_CRYPTO_ECC
- #ifdef CONFIG_SEC_CRYPTO_ECC
- #ifdef __cplusplus
- extern "C" {
- #endif
- #ifdef SEC_LIB_VERSION
- #include "drv/ecdh.h"
- #include "drv/ecc.h"
- #include "sec_crypto_ecc.h"
- #else
- #include "ecdh.h"
- #include "ecc.h"
- #include "sec_crypto_ecc.h"
- #endif
- /**
- \brief ecdh calc secret
- \param[in] ecc ecc handle to operate.
- \param[in] pubkey Pointer to the A(or B) public key.
- \param[out] privkey Pointer to the B(or A) private key.
- \param[out] out Pointer to the share secret.
- \param[out] len length of the share secret.
- \return \ref uint32_t.
- */
- uint32_t sc_ecdh_calc_secret(sc_ecc_t *ecc, uint8_t privkey[32],
- uint8_t pubkey[65], uint8_t out[32],
- uint32_t *len, sc_ecc_curve_type type) ;
- #ifdef __cplusplus
- extern "C" {
- #endif
- #endif
- #endif /* _SC_CURVE15519_H_ */
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