/**************************************************************************//** * @file crypto.h * @version V1.10 * @brief Cryptographic Accelerator driver header file * * @copyright (C) 2017 Nuvoton Technology Corp. All rights reserved. ******************************************************************************/ #ifndef __CRYPTO_H__ #define __CRYPTO_H__ #ifdef __cplusplus extern "C" { #endif /** @addtogroup M480_Device_Driver M480 Device Driver @{ */ /** @addtogroup M480_CRYPTO_Driver CRYPTO Driver @{ */ /** @addtogroup M480_CRYPTO_EXPORTED_CONSTANTS CRYPTO Exported Constants @{ */ #define PRNG_KEY_SIZE_64 0UL /*!< Select to generate 64-bit random key \hideinitializer */ #define PRNG_KEY_SIZE_128 1UL /*!< Select to generate 128-bit random key \hideinitializer */ #define PRNG_KEY_SIZE_192 2UL /*!< Select to generate 192-bit random key \hideinitializer */ #define PRNG_KEY_SIZE_256 3UL /*!< Select to generate 256-bit random key \hideinitializer */ #define PRNG_SEED_CONT 0UL /*!< PRNG using current seed \hideinitializer */ #define PRNG_SEED_RELOAD 1UL /*!< PRNG reload new seed \hideinitializer */ #define AES_KEY_SIZE_128 0UL /*!< AES select 128-bit key length \hideinitializer */ #define AES_KEY_SIZE_192 1UL /*!< AES select 192-bit key length \hideinitializer */ #define AES_KEY_SIZE_256 2UL /*!< AES select 256-bit key length \hideinitializer */ #define AES_MODE_ECB 0UL /*!< AES select ECB mode \hideinitializer */ #define AES_MODE_CBC 1UL /*!< AES select CBC mode \hideinitializer */ #define AES_MODE_CFB 2UL /*!< AES select CFB mode \hideinitializer */ #define AES_MODE_OFB 3UL /*!< AES select OFB mode \hideinitializer */ #define AES_MODE_CTR 4UL /*!< AES select CTR mode \hideinitializer */ #define AES_MODE_CBC_CS1 0x10UL /*!< AES select CBC CS1 mode \hideinitializer */ #define AES_MODE_CBC_CS2 0x11UL /*!< AES select CBC CS2 mode \hideinitializer */ #define AES_MODE_CBC_CS3 0x12UL /*!< AES select CBC CS3 mode \hideinitializer */ #define AES_NO_SWAP 0UL /*!< AES do not swap input and output data \hideinitializer */ #define AES_OUT_SWAP 1UL /*!< AES swap output data \hideinitializer */ #define AES_IN_SWAP 2UL /*!< AES swap input data \hideinitializer */ #define AES_IN_OUT_SWAP 3UL /*!< AES swap both input and output data \hideinitializer */ #define DES_MODE_ECB 0x000UL /*!< DES select ECB mode \hideinitializer */ #define DES_MODE_CBC 0x100UL /*!< DES select CBC mode \hideinitializer */ #define DES_MODE_CFB 0x200UL /*!< DES select CFB mode \hideinitializer */ #define DES_MODE_OFB 0x300UL /*!< DES select OFB mode \hideinitializer */ #define DES_MODE_CTR 0x400UL /*!< DES select CTR mode \hideinitializer */ #define TDES_MODE_ECB 0x004UL /*!< TDES select ECB mode \hideinitializer */ #define TDES_MODE_CBC 0x104UL /*!< TDES select CBC mode \hideinitializer */ #define TDES_MODE_CFB 0x204UL /*!< TDES select CFB mode \hideinitializer */ #define TDES_MODE_OFB 0x304UL /*!< TDES select OFB mode \hideinitializer */ #define TDES_MODE_CTR 0x404UL /*!< TDES select CTR mode \hideinitializer */ #define TDES_NO_SWAP 0UL /*!< TDES do not swap data \hideinitializer */ #define TDES_WHL_SWAP 1UL /*!< TDES swap high-low word \hideinitializer */ #define TDES_OUT_SWAP 2UL /*!< TDES swap output data \hideinitializer */ #define TDES_OUT_WHL_SWAP 3UL /*!< TDES swap output data and high-low word \hideinitializer */ #define TDES_IN_SWAP 4UL /*!< TDES swap input data \hideinitializer */ #define TDES_IN_WHL_SWAP 5UL /*!< TDES swap input data and high-low word \hideinitializer */ #define TDES_IN_OUT_SWAP 6UL /*!< TDES swap both input and output data \hideinitializer */ #define TDES_IN_OUT_WHL_SWAP 7UL /*!< TDES swap input, output and high-low word \hideinitializer */ #define SHA_MODE_SHA1 0UL /*!< SHA select SHA-1 160-bit \hideinitializer */ #define SHA_MODE_SHA224 5UL /*!< SHA select SHA-224 224-bit \hideinitializer */ #define SHA_MODE_SHA256 4UL /*!< SHA select SHA-256 256-bit \hideinitializer */ #define SHA_MODE_SHA384 7UL /*!< SHA select SHA-384 384-bit \hideinitializer */ #define SHA_MODE_SHA512 6UL /*!< SHA select SHA-512 512-bit \hideinitializer */ #define SHA_NO_SWAP 0UL /*!< SHA do not swap input and output data \hideinitializer */ #define SHA_OUT_SWAP 1UL /*!< SHA swap output data \hideinitializer */ #define SHA_IN_SWAP 2UL /*!< SHA swap input data \hideinitializer */ #define SHA_IN_OUT_SWAP 3UL /*!< SHA swap both input and output data \hideinitializer */ #define CRYPTO_DMA_FIRST 0x4UL /*!< Do first encrypt/decrypt in DMA cascade \hideinitializer */ #define CRYPTO_DMA_ONE_SHOT 0x5UL /*!< Do one shot encrypt/decrypt with DMA \hideinitializer */ #define CRYPTO_DMA_CONTINUE 0x6UL /*!< Do continuous encrypt/decrypt in DMA cascade \hideinitializer */ #define CRYPTO_DMA_LAST 0x7UL /*!< Do last encrypt/decrypt in DMA cascade \hideinitializer */ typedef enum { /*!< ECC curve \hideinitializer */ CURVE_P_192, /*!< ECC curve P-192 \hideinitializer */ CURVE_P_224, /*!< ECC curve P-224 \hideinitializer */ CURVE_P_256, /*!< ECC curve P-256 \hideinitializer */ CURVE_P_384, /*!< ECC curve P-384 \hideinitializer */ CURVE_P_521, /*!< ECC curve P-521 \hideinitializer */ CURVE_K_163, /*!< ECC curve K-163 \hideinitializer */ CURVE_K_233, /*!< ECC curve K-233 \hideinitializer */ CURVE_K_283, /*!< ECC curve K-283 \hideinitializer */ CURVE_K_409, /*!< ECC curve K-409 \hideinitializer */ CURVE_K_571, /*!< ECC curve K-571 \hideinitializer */ CURVE_B_163, /*!< ECC curve B-163 \hideinitializer */ CURVE_B_233, /*!< ECC curve B-233 \hideinitializer */ CURVE_B_283, /*!< ECC curve B-283 \hideinitializer */ CURVE_B_409, /*!< ECC curve B-409 \hideinitializer */ CURVE_B_571 /*!< ECC curve K-571 \hideinitializer */ } E_ECC_CURVE; /*!< ECC curve \hideinitializer */ /*@}*/ /* end of group M480_CRYPTO_EXPORTED_CONSTANTS */ /** @addtogroup M480_CRYPTO_EXPORTED_FUNCTIONS CRYPTO Exported Functions @{ */ /*----------------------------------------------------------------------------------------------*/ /* Macros */ /*----------------------------------------------------------------------------------------------*/ /** * @brief This macro enables PRNG interrupt. * @return None * \hideinitializer */ #define PRNG_ENABLE_INT() (CRPT->INTEN |= CRPT_INTEN_PRNGIEN_Msk) /** * @brief This macro disables PRNG interrupt. * @return None * \hideinitializer */ #define PRNG_DISABLE_INT() (CRPT->INTEN &= ~CRPT_INTEN_PRNGIEN_Msk) /** * @brief This macro gets PRNG interrupt flag. * @return PRNG interrupt flag. * \hideinitializer */ #define PRNG_GET_INT_FLAG() (CRPT->INTSTS & CRPT_INTSTS_PRNGIF_Msk) /** * @brief This macro clears PRNG interrupt flag. * @return None * \hideinitializer */ #define PRNG_CLR_INT_FLAG() (CRPT->INTSTS = CRPT_INTSTS_PRNGIF_Msk) /** * @brief This macro enables AES interrupt. * @return None * \hideinitializer */ #define AES_ENABLE_INT() (CRPT->INTEN |= (CRPT_INTEN_AESIEN_Msk|CRPT_INTEN_AESEIEN_Msk)) /** * @brief This macro disables AES interrupt. * @return None * \hideinitializer */ #define AES_DISABLE_INT() (CRPT->INTEN &= ~(CRPT_INTEN_AESIEN_Msk|CRPT_INTEN_AESEIEN_Msk)) /** * @brief This macro gets AES interrupt flag. * @return AES interrupt flag. * \hideinitializer */ #define AES_GET_INT_FLAG() (CRPT->INTSTS & (CRPT_INTSTS_AESIF_Msk|CRPT_INTSTS_AESEIF_Msk)) /** * @brief This macro clears AES interrupt flag. * @return None * \hideinitializer */ #define AES_CLR_INT_FLAG() (CRPT->INTSTS = (CRPT_INTSTS_AESIF_Msk|CRPT_INTSTS_AESEIF_Msk)) /** * @brief This macro enables AES key protection. * @return None * \hideinitializer */ #define AES_ENABLE_KEY_PROTECT() (CRPT->AES_CTL |= CRPT_AES_CTL_KEYPRT_Msk) /** * @brief This macro disables AES key protection. * @return None * \hideinitializer */ #define AES_DISABLE_KEY_PROTECT() (CRPT->AES_CTL = (CRPT->AES_CTL & ~CRPT_AES_CTL_KEYPRT_Msk) | (0x16UL<AES_CTL &= ~CRPT_AES_CTL_KEYPRT_Msk) /** * @brief This macro enables TDES interrupt. * @return None * \hideinitializer */ #define TDES_ENABLE_INT() (CRPT->INTEN |= (CRPT_INTEN_TDESIEN_Msk|CRPT_INTEN_TDESEIEN_Msk)) /** * @brief This macro disables TDES interrupt. * @return None * \hideinitializer */ #define TDES_DISABLE_INT() (CRPT->INTEN &= ~(CRPT_INTEN_TDESIEN_Msk|CRPT_INTEN_TDESEIEN_Msk)) /** * @brief This macro gets TDES interrupt flag. * @return TDES interrupt flag. * \hideinitializer */ #define TDES_GET_INT_FLAG() (CRPT->INTSTS & (CRPT_INTSTS_TDESIF_Msk|CRPT_INTSTS_TDESEIF_Msk)) /** * @brief This macro clears TDES interrupt flag. * @return None * \hideinitializer */ #define TDES_CLR_INT_FLAG() (CRPT->INTSTS = (CRPT_INTSTS_TDESIF_Msk|CRPT_INTSTS_TDESEIF_Msk)) /** * @brief This macro enables TDES key protection. * @return None * \hideinitializer */ #define TDES_ENABLE_KEY_PROTECT() (CRPT->TDES_CTL |= CRPT_TDES_CTL_KEYPRT_Msk) /** * @brief This macro disables TDES key protection. * @return None * \hideinitializer */ #define TDES_DISABLE_KEY_PROTECT() (CRPT->TDES_CTL = (CRPT->TDES_CTL & ~CRPT_TDES_CTL_KEYPRT_Msk) | (0x16UL<TDES_CTL &= ~CRPT_TDES_CTL_KEYPRT_Msk) /** * @brief This macro enables SHA interrupt. * @return None * \hideinitializer */ #define SHA_ENABLE_INT() (CRPT->INTEN |= (CRPT_INTEN_HMACIEN_Msk|CRPT_INTEN_HMACEIEN_Msk)) /** * @brief This macro disables SHA interrupt. * @return None * \hideinitializer */ #define SHA_DISABLE_INT() (CRPT->INTEN &= ~(CRPT_INTEN_HMACIEN_Msk|CRPT_INTEN_HMACEIEN_Msk)) /** * @brief This macro gets SHA interrupt flag. * @return SHA interrupt flag. * \hideinitializer */ #define SHA_GET_INT_FLAG() (CRPT->INTSTS & (CRPT_INTSTS_HMACIF_Msk|CRPT_INTSTS_HMACEIF_Msk)) /** * @brief This macro clears SHA interrupt flag. * @return None * \hideinitializer */ #define SHA_CLR_INT_FLAG() (CRPT->INTSTS = (CRPT_INTSTS_HMACIF_Msk|CRPT_INTSTS_HMACEIF_Msk)) /** * @brief This macro enables ECC interrupt. * @return None * \hideinitializer */ #define ECC_ENABLE_INT() (CRPT->INTEN |= (CRPT_INTEN_ECCIEN_Msk|CRPT_INTEN_ECCEIEN_Msk)) /** * @brief This macro disables ECC interrupt. * @return None * \hideinitializer */ #define ECC_DISABLE_INT() (CRPT->INTEN &= ~(CRPT_INTEN_ECCIEN_Msk|CRPT_INTEN_ECCEIEN_Msk)) /** * @brief This macro gets ECC interrupt flag. * @return ECC interrupt flag. * \hideinitializer */ #define ECC_GET_INT_FLAG() (CRPT->INTSTS & (CRPT_INTSTS_ECCIF_Msk|CRPT_INTSTS_ECCEIF_Msk)) /** * @brief This macro clears ECC interrupt flag. * @return None * \hideinitializer */ #define ECC_CLR_INT_FLAG() (CRPT->INTSTS = (CRPT_INTSTS_ECCIF_Msk|CRPT_INTSTS_ECCEIF_Msk)) /*---------------------------------------------------------------------------------------------------------*/ /* Functions */ /*---------------------------------------------------------------------------------------------------------*/ void PRNG_Open(uint32_t u32KeySize, uint32_t u32SeedReload, uint32_t u32Seed); void PRNG_Start(void); void PRNG_Read(uint32_t u32RandKey[]); void AES_Open(uint32_t u32Channel, uint32_t u32EncDec, uint32_t u32OpMode, uint32_t u32KeySize, uint32_t u32SwapType); void AES_Start(int32_t u32Channel, uint32_t u32DMAMode); void AES_SetKey(uint32_t u32Channel, uint32_t au32Keys[], uint32_t u32KeySize); void AES_SetInitVect(uint32_t u32Channel, uint32_t au32IV[]); void AES_SetDMATransfer(uint32_t u32Channel, uint32_t u32SrcAddr, uint32_t u32DstAddr, uint32_t u32TransCnt); void TDES_Open(uint32_t u32Channel, uint32_t u32EncDec, int32_t Is3DES, int32_t Is3Key, uint32_t u32OpMode, uint32_t u32SwapType); void TDES_Start(int32_t u32Channel, uint32_t u32DMAMode); void TDES_SetKey(uint32_t u32Channel, uint32_t au32Keys[3][2]); void TDES_SetInitVect(uint32_t u32Channel, uint32_t u32IVH, uint32_t u32IVL); void TDES_SetDMATransfer(uint32_t u32Channel, uint32_t u32SrcAddr, uint32_t u32DstAddr, uint32_t u32TransCnt); void SHA_Open(uint32_t u32OpMode, uint32_t u32SwapType, uint32_t hmac_key_len); void SHA_Start(uint32_t u32DMAMode); void SHA_SetDMATransfer(uint32_t u32SrcAddr, uint32_t u32TransCnt); void SHA_Read(uint32_t u32Digest[]); void ECC_DriverISR(void); int ECC_IsPrivateKeyValid(E_ECC_CURVE ecc_curve, char private_k[]); int32_t ECC_GeneratePublicKey(E_ECC_CURVE ecc_curve, char *private_k, char public_k1[], char public_k2[]); int32_t ECC_GenerateSecretZ(E_ECC_CURVE ecc_curve, char *private_k, char public_k1[], char public_k2[], char secret_z[]); int32_t ECC_GenerateSignature(E_ECC_CURVE ecc_curve, char *message, char *d, char *k, char *R, char *S); int32_t ECC_VerifySignature(E_ECC_CURVE ecc_curve, char *message, char *public_k1, char *public_k2, char *R, char *S); /*@}*/ /* end of group M480_CRYPTO_EXPORTED_FUNCTIONS */ /*@}*/ /* end of group M480_CRYPTO_Driver */ /*@}*/ /* end of group M480_Device_Driver */ #ifdef __cplusplus } #endif #endif /* __CRYPTO_H__ */ /*** (C) COPYRIGHT 2017 Nuvoton Technology Corp. ***/