303 lines
12 KiB
C
303 lines
12 KiB
C
/**************************************************************************//**
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* @file crypto.h
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* @version V1.10
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* $Revision: 14 $
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* $Date: 14/10/06 1:49p $
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* @brief Cryptographic Accelerator driver header file
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*
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* @note
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* Copyright (C) 2014 Nuvoton Technology Corp. All rights reserved.
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******************************************************************************/
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#ifndef __CRYPTO_H__
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#define __CRYPTO_H__
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/** @addtogroup NUC472_442_Device_Driver NUC472/NUC442 Device Driver
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@{
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*/
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/** @addtogroup NUC472_442_CRYPTO_Driver CRYPTO Driver
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@{
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*/
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/** @addtogroup NUC472_442_CRYPTO_EXPORTED_CONSTANTS CRYPTO Exported Constants
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@{
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*/
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#define PRNG_KEY_SIZE_64 0 /*!< Select to generate 64-bit random key \hideinitializer */
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#define PRNG_KEY_SIZE_128 1 /*!< Select to generate 128-bit random key \hideinitializer */
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#define PRNG_KEY_SIZE_192 2 /*!< Select to generate 192-bit random key \hideinitializer */
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#define PRNG_KEY_SIZE_256 3 /*!< Select to generate 256-bit random key \hideinitializer */
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#define PRNG_SEED_CONT 0 /*!< PRNG using current seed \hideinitializer */
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#define PRNG_SEED_RELOAD 1 /*!< PRNG reload new seed \hideinitializer */
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#define AES_KEY_SIZE_128 0 /*!< AES select 128-bit key length \hideinitializer */
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#define AES_KEY_SIZE_192 1 /*!< AES select 192-bit key length \hideinitializer */
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#define AES_KEY_SIZE_256 2 /*!< AES select 256-bit key length \hideinitializer */
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#define AES_MODE_ECB 0 /*!< AES select ECB mode \hideinitializer */
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#define AES_MODE_CBC 1 /*!< AES select CBC mode \hideinitializer */
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#define AES_MODE_CFB 2 /*!< AES select CFB mode \hideinitializer */
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#define AES_MODE_OFB 3 /*!< AES select OFB mode \hideinitializer */
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#define AES_MODE_CTR 4 /*!< AES select CTR mode \hideinitializer */
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#define AES_MODE_CBC_CS1 0x10 /*!< AES select CBC CS1 mode \hideinitializer */
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#define AES_MODE_CBC_CS2 0x11 /*!< AES select CBC CS2 mode \hideinitializer */
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#define AES_MODE_CBC_CS3 0x12 /*!< AES select CBC CS3 mode \hideinitializer */
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#define AES_NO_SWAP 0 /*!< AES do not swap input and output data \hideinitializer */
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#define AES_OUT_SWAP 1 /*!< AES swap output data \hideinitializer */
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#define AES_IN_SWAP 2 /*!< AES swap input data \hideinitializer */
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#define AES_IN_OUT_SWAP 3 /*!< AES swap both input and output data \hideinitializer */
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#define DES_MODE_ECB 0x000 /*!< DES select ECB mode \hideinitializer */
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#define DES_MODE_CBC 0x100 /*!< DES select CBC mode \hideinitializer */
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#define DES_MODE_CFB 0x200 /*!< DES select CFB mode \hideinitializer */
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#define DES_MODE_OFB 0x300 /*!< DES select OFB mode \hideinitializer */
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#define DES_MODE_CTR 0x400 /*!< DES select CTR mode \hideinitializer */
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#define TDES_MODE_ECB 0x004 /*!< TDES select ECB mode \hideinitializer */
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#define TDES_MODE_CBC 0x104 /*!< TDES select CBC mode \hideinitializer */
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#define TDES_MODE_CFB 0x204 /*!< TDES select CFB mode \hideinitializer */
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#define TDES_MODE_OFB 0x304 /*!< TDES select OFB mode \hideinitializer */
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#define TDES_MODE_CTR 0x404 /*!< TDES select CTR mode \hideinitializer */
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#define TDES_NO_SWAP 0 /*!< TDES do not swap data \hideinitializer */
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#define TDES_WHL_SWAP 1 /*!< TDES swap high-low word \hideinitializer */
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#define TDES_OUT_SWAP 2 /*!< TDES swap output data \hideinitializer */
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#define TDES_OUT_WHL_SWAP 3 /*!< TDES swap output data and high-low word \hideinitializer */
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#define TDES_IN_SWAP 4 /*!< TDES swap input data \hideinitializer */
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#define TDES_IN_WHL_SWAP 5 /*!< TDES swap input data and high-low word \hideinitializer */
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#define TDES_IN_OUT_SWAP 6 /*!< TDES swap both input and output data \hideinitializer */
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#define TDES_IN_OUT_WHL_SWAP 7 /*!< TDES swap input, output and high-low word \hideinitializer */
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#define SHA_MODE_SHA1 0 /*!< SHA select SHA-1 160-bit \hideinitializer */
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#define SHA_MODE_SHA224 5 /*!< SHA select SHA-224 224-bit \hideinitializer */
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#define SHA_MODE_SHA256 4 /*!< SHA select SHA-256 256-bit \hideinitializer */
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#define SHA_NO_SWAP 0 /*!< SHA do not swap input and output data \hideinitializer */
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#define SHA_OUT_SWAP 1 /*!< SHA swap output data \hideinitializer */
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#define SHA_IN_SWAP 2 /*!< SHA swap input data \hideinitializer */
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#define SHA_IN_OUT_SWAP 3 /*!< SHA swap both input and output data \hideinitializer */
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#define CRYPTO_DMA_ONE_SHOT 0x5 /*!< Do one shot encrypt/decrypt with DMA \hideinitializer */
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#define CRYPTO_DMA_CONTINUE 0x6 /*!< Do one continuous encrypt/decrypt with DMA \hideinitializer */
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#define CRYPTO_DMA_LAST 0x6 /*!< Do last encrypt/decrypt with DMA \hideinitializer */
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/*@}*/ /* end of group NUC472_442_CRYPTO_EXPORTED_CONSTANTS */
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/** @addtogroup NUC472_442_CRYPTO_EXPORTED_FUNCTIONS CRYPTO Exported Functions
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@{
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*/
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/*----------------------------------------------------------------------------------------------*/
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/* Macros */
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/*----------------------------------------------------------------------------------------------*/
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/**
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* @brief This macro enables PRNG interrupt.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define PRNG_ENABLE_INT() (CRPT->INTEN |= CRPT_INTEN_PRNGIEN_Msk)
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/**
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* @brief This macro disables PRNG interrupt.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define PRNG_DISABLE_INT() (CRPT->INTEN &= ~CRPT_INTEN_PRNGIEN_Msk)
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/**
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* @brief This macro gets PRNG interrupt flag.
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* @param None
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* @return PRNG interrupt flag.
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* \hideinitializer
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*/
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#define PRNG_GET_INT_FLAG() (CRPT->INTSTS & CRPT_INTSTS_PRNGIF_Msk)
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/**
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* @brief This macro clears PRNG interrupt flag.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define PRNG_CLR_INT_FLAG() (CRPT->INTSTS = CRPT_INTSTS_PRNGIF_Msk)
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/**
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* @brief This macro enables AES interrupt.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define AES_ENABLE_INT() (CRPT->INTEN |= (CRPT_INTEN_AESIEN_Msk|CRPT_INTEN_AESERRIEN_Msk))
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/**
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* @brief This macro disables AES interrupt.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define AES_DISABLE_INT() (CRPT->INTEN &= ~(CRPT_INTEN_AESIEN_Msk|CRPT_INTEN_AESERRIEN_Msk))
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/**
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* @brief This macro gets AES interrupt flag.
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* @param None
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* @return AES interrupt flag.
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* \hideinitializer
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*/
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#define AES_GET_INT_FLAG() (CRPT->INTSTS & (CRPT_INTSTS_AESIF_Msk|CRPT_INTSTS_AESERRIF_Msk))
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/**
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* @brief This macro clears AES interrupt flag.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define AES_CLR_INT_FLAG() (CRPT->INTSTS = (CRPT_INTSTS_AESIF_Msk|CRPT_INTSTS_AESERRIF_Msk))
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/**
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* @brief This macro enables AES key protection.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define AES_ENABLE_KEY_PROTECT() (CRPT->AES_CTL |= CRPT_AES_CTL_KEYPRT_Msk)
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/**
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* @brief This macro disables AES key protection.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define AES_DISABLE_KEY_PROTECT() (CRPT->AES_CTL = (CRPT->AES_CTL & ~CRPT_AES_CTL_KEYPRT_Msk) | (0x16<<CRPT_AES_CTL_KEYUNPRT_Pos))
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/**
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* @brief This macro enables TDES interrupt.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define TDES_ENABLE_INT() (CRPT->INTEN |= (CRPT_INTEN_TDESIEN_Msk|CRPT_INTEN_TDESERRIEN_Msk))
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/**
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* @brief This macro disables TDES interrupt.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define TDES_DISABLE_INT() (CRPT->INTEN &= ~(CRPT_INTEN_TDESIEN_Msk|CRPT_INTEN_TDESERRIEN_Msk))
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/**
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* @brief This macro gets TDES interrupt flag.
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* @param None
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* @return TDES interrupt flag.
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* \hideinitializer
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*/
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#define TDES_GET_INT_FLAG() (CRPT->INTSTS & (CRPT_INTSTS_TDESIF_Msk|CRPT_INTSTS_TDESERRIF_Msk))
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/**
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* @brief This macro clears TDES interrupt flag.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define TDES_CLR_INT_FLAG() (CRPT->INTSTS = (CRPT_INTSTS_TDESIF_Msk|CRPT_INTSTS_TDESERRIF_Msk))
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/**
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* @brief This macro enables TDES key protection.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define TDES_ENABLE_KEY_PROTECT() (CRPT->TDES_CTL |= CRPT_TDES_CTL_KEYPRT_Msk)
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/**
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* @brief This macro disables TDES key protection.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define TDES_DISABLE_KEY_PROTECT() (CRPT->TDES_CTL = (CRPT->TDES_CTL & ~CRPT_TDES_CTL_KEYPRT_Msk) | (0x16<<CRPT_TDES_CTL_KEYUNPRT_Pos))
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/**
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* @brief This macro enables SHA interrupt.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define SHA_ENABLE_INT() (CRPT->INTEN |= (CRPT_INTEN_SHAIEN_Msk|CRPT_INTEN_SHAERRIEN_Msk))
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/**
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* @brief This macro disables SHA interrupt.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define SHA_DISABLE_INT() (CRPT->INTEN &= ~(CRPT_INTEN_SHAIEN_Msk|CRPT_INTEN_SHAERRIEN_Msk))
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/**
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* @brief This macro gets SHA interrupt flag.
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* @param None
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* @return SHA interrupt flag.
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* \hideinitializer
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*/
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#define SHA_GET_INT_FLAG() (CRPT->INTSTS & (CRPT_INTSTS_SHAIF_Msk|CRPT_INTSTS_SHAERRIF_Msk))
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/**
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* @brief This macro clears SHA interrupt flag.
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* @param None
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* @return None
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* \hideinitializer
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*/
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#define SHA_CLR_INT_FLAG() (CRPT->INTSTS = (CRPT_INTSTS_SHAIF_Msk|CRPT_INTSTS_SHAERRIF_Msk))
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/*---------------------------------------------------------------------------------------------------------*/
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/* Functions */
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/*---------------------------------------------------------------------------------------------------------*/
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void PRNG_Open(uint32_t u32KeySize, uint32_t u32SeedReload, uint32_t u32Seed);
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void PRNG_Start(void);
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void PRNG_Read(uint32_t u32RandKey[]);
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void AES_Open(uint32_t u32Channel, uint32_t u32EncDec, uint32_t u32OpMode, uint32_t u32KeySize, uint32_t u32SwapType);
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void AES_Start(int32_t u32Channel, uint32_t u32DMAMode);
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void AES_SetKey(uint32_t u32Channel, uint32_t au32Keys[], uint32_t u32KeySize);
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void AES_SetInitVect(uint32_t u32Channel, uint32_t au32IV[]);
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void AES_SetDMATransfer(uint32_t u32Channel, uint32_t u32SrcAddr, uint32_t u32DstAddr, uint32_t u32TransCnt);
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void TDES_Open(uint32_t u32Channel, uint32_t u32EncDec, uint32_t u32OpMode, uint32_t u32SwapType);
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void TDES_Start(int32_t u32Channel, uint32_t u32DMAMode);
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void TDES_SetKey(uint32_t u32Channel, uint8_t au8Keys[3][8]);
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void TDES_SetInitVect(uint32_t u32Channel, uint32_t u32IVH, uint32_t u32IVL);
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void TDES_SetDMATransfer(uint32_t u32Channel, uint32_t u32SrcAddr, uint32_t u32DstAddr, uint32_t u32TransCnt);
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void SHA_Open(uint32_t u32OpMode, uint32_t u32SwapType);
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void SHA_Start(uint32_t u32DMAMode);
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void SHA_SetDMATransfer(uint32_t u32SrcAddr, uint32_t u32TransCnt);
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void SHA_Read(uint32_t u32Digest[]);
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/*@}*/ /* end of group NUC472_442_CRYPTO_EXPORTED_FUNCTIONS */
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/*@}*/ /* end of group NUC472_442_CRYPTO_Driver */
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/*@}*/ /* end of group NUC472_442_Device_Driver */
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#ifdef __cplusplus
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}
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#endif
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#endif // __CRYPTO_H__
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/*** (C) COPYRIGHT 2013 Nuvoton Technology Corp. ***/
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