219 lines
9.7 KiB
C
219 lines
9.7 KiB
C
//*****************************************************************************
|
|
//
|
|
// aes.h
|
|
//
|
|
// Defines and Macros for the AES module.
|
|
//
|
|
// Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/
|
|
//
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions
|
|
// are met:
|
|
//
|
|
// Redistributions of source code must retain the above copyright
|
|
// notice, this list of conditions and the following disclaimer.
|
|
//
|
|
// Redistributions in binary form must reproduce the above copyright
|
|
// notice, this list of conditions and the following disclaimer in the
|
|
// documentation and/or other materials provided with the
|
|
// distribution.
|
|
//
|
|
// Neither the name of Texas Instruments Incorporated nor the names of
|
|
// its contributors may be used to endorse or promote products derived
|
|
// from this software without specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
//
|
|
//*****************************************************************************
|
|
|
|
#ifndef __DRIVERLIB_AES_H__
|
|
#define __DRIVERLIB_AES_H__
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// If building with a C++ compiler, make all of the definitions in this header
|
|
// have a C binding.
|
|
//
|
|
//*****************************************************************************
|
|
#ifdef __cplusplus
|
|
extern "C"
|
|
{
|
|
#endif
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// The following defines are used to specify the operation direction in the
|
|
// ui32Config argument in the AESConfig function. Only one is permitted.
|
|
//
|
|
//*****************************************************************************
|
|
#define AES_CFG_DIR_ENCRYPT 0x00000004
|
|
#define AES_CFG_DIR_DECRYPT 0x00000000
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// The following defines are used to specify the key size in the ui32Config
|
|
// argument in the AESConfig function. Only one is permitted.
|
|
//
|
|
//*****************************************************************************
|
|
#define AES_CFG_KEY_SIZE_128BIT 0x00000008
|
|
#define AES_CFG_KEY_SIZE_192BIT 0x00000010
|
|
#define AES_CFG_KEY_SIZE_256BIT 0x00000018
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// The following defines are used to specify the mode of operation in the
|
|
// ui32Config argument in the AESConfig function. Only one is permitted.
|
|
//
|
|
//*****************************************************************************
|
|
#define AES_CFG_MODE_M 0x2007fe60
|
|
#define AES_CFG_MODE_ECB 0x00000000
|
|
#define AES_CFG_MODE_CBC 0x00000020
|
|
#define AES_CFG_MODE_CTR 0x00000040
|
|
#define AES_CFG_MODE_ICM 0x00000200
|
|
#define AES_CFG_MODE_CFB 0x00000400
|
|
#define AES_CFG_MODE_XTS_TWEAKJL \
|
|
0x00000800
|
|
#define AES_CFG_MODE_XTS_K2IJL \
|
|
0x00001000
|
|
#define AES_CFG_MODE_XTS_K2ILJ0 \
|
|
0x00001800
|
|
#define AES_CFG_MODE_F8 0x00002000
|
|
#define AES_CFG_MODE_F9 0x20004000
|
|
#define AES_CFG_MODE_CBCMAC 0x20008000
|
|
#define AES_CFG_MODE_GCM_HLY0ZERO \
|
|
0x20010040
|
|
#define AES_CFG_MODE_GCM_HLY0CALC \
|
|
0x20020040
|
|
#define AES_CFG_MODE_GCM_HY0CALC \
|
|
0x20030040
|
|
#define AES_CFG_MODE_CCM 0x20040040
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// The following defines are used to specify the counter width in the
|
|
// ui32Config argument in the AESConfig function. It is only required to
|
|
// be defined when using CTR, CCM, or GCM modes. Only one length is permitted.
|
|
//
|
|
//*****************************************************************************
|
|
#define AES_CFG_CTR_WIDTH_32 0x00000000
|
|
#define AES_CFG_CTR_WIDTH_64 0x00000080
|
|
#define AES_CFG_CTR_WIDTH_96 0x00000100
|
|
#define AES_CFG_CTR_WIDTH_128 0x00000180
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// The following defines are used to define the width of the length field for
|
|
// CCM operation through the ui32Config argument in the AESConfig function.
|
|
// This value is also known as L. Only one is permitted.
|
|
//
|
|
//*****************************************************************************
|
|
#define AES_CFG_CCM_L_2 0x00080000
|
|
#define AES_CFG_CCM_L_4 0x00180000
|
|
#define AES_CFG_CCM_L_8 0x00380000
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// The following defines are used to define the length of the authentication
|
|
// field for CCM operations through the ui32Config argument in the AESConfig
|
|
// function. This value is also known as M. Only one is permitted.
|
|
//
|
|
//*****************************************************************************
|
|
#define AES_CFG_CCM_M_4 0x00400000
|
|
#define AES_CFG_CCM_M_6 0x00800000
|
|
#define AES_CFG_CCM_M_8 0x00c00000
|
|
#define AES_CFG_CCM_M_10 0x01000000
|
|
#define AES_CFG_CCM_M_12 0x01400000
|
|
#define AES_CFG_CCM_M_14 0x01800000
|
|
#define AES_CFG_CCM_M_16 0x01c00000
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// Interrupt flags for use with the AESIntEnable, AESIntDisable, and
|
|
// AESIntStatus functions.
|
|
//
|
|
//*****************************************************************************
|
|
#define AES_INT_CONTEXT_IN 0x00000001
|
|
#define AES_INT_CONTEXT_OUT 0x00000008
|
|
#define AES_INT_DATA_IN 0x00000002
|
|
#define AES_INT_DATA_OUT 0x00000004
|
|
#define AES_INT_DMA_CONTEXT_IN 0x00010000
|
|
#define AES_INT_DMA_CONTEXT_OUT 0x00020000
|
|
#define AES_INT_DMA_DATA_IN 0x00040000
|
|
#define AES_INT_DMA_DATA_OUT 0x00080000
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// Defines used when enabling and disabling DMA requests in the
|
|
// AESEnableDMA and AESDisableDMA functions.
|
|
//
|
|
//*****************************************************************************
|
|
#define AES_DMA_DATA_IN 0x00000040
|
|
#define AES_DMA_DATA_OUT 0x00000020
|
|
#define AES_DMA_CONTEXT_IN 0x00000080
|
|
#define AES_DMA_CONTEXT_OUT 0x00000100
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// Function prototypes.
|
|
//
|
|
//*****************************************************************************
|
|
extern void AESConfigSet(uint32_t ui32Base, uint32_t ui32Config);
|
|
extern void AESKey1Set(uint32_t ui32Base, uint8_t *pui8Key,
|
|
uint32_t ui32Keysize);
|
|
extern void AESKey2Set(uint32_t ui32Base, uint8_t *pui8Key,
|
|
uint32_t ui32Keysize);
|
|
extern void AESKey3Set(uint32_t ui32Base, uint8_t *pui8Key);
|
|
extern void AESIVSet(uint32_t ui32Base, uint8_t *pui8IVdata);
|
|
extern void AESIVGet(uint32_t ui32Base, uint8_t *pui8IVdata);
|
|
extern void AESTagRead(uint32_t ui32Base, uint8_t *pui8TagData);
|
|
extern void AESDataLengthSet(uint32_t ui32Base, uint64_t ui64Length);
|
|
extern void AESAuthDataLengthSet(uint32_t ui32Base, uint32_t ui32Length);
|
|
extern bool AESDataReadNonBlocking(uint32_t ui32Base, uint8_t *pui8Dest,
|
|
uint8_t ui8Length);
|
|
extern void AESDataRead(uint32_t ui32Base, uint8_t *pui8Dest,
|
|
uint8_t ui8Length);
|
|
extern bool AESDataWriteNonBlocking(uint32_t ui32Base, uint8_t *pui8Src,
|
|
uint8_t ui8Length);
|
|
extern void AESDataWrite(uint32_t ui32Base, uint8_t *pui8Src,
|
|
uint8_t ui8Length);
|
|
extern bool AESDataProcess(uint32_t ui32Base, uint8_t *pui8Src,
|
|
uint8_t *pui8Dest,
|
|
uint32_t ui32Length);
|
|
extern bool AESDataMAC(uint32_t ui32Base, uint8_t *pui8Src,
|
|
uint32_t ui32Length,
|
|
uint8_t *pui8Tag);
|
|
extern bool AESDataProcessAE(uint32_t ui32Base, uint8_t *pui8Src,
|
|
uint8_t *pui8Dest, uint32_t ui32Length,
|
|
uint8_t *pui8AuthSrc, uint32_t ui32AuthLength,
|
|
uint8_t *pui8Tag);
|
|
extern uint32_t AESIntStatus(uint32_t ui32Base, bool bMasked);
|
|
extern void AESIntEnable(uint32_t ui32Base, uint32_t ui32IntFlags);
|
|
extern void AESIntDisable(uint32_t ui32Base, uint32_t ui32IntFlags);
|
|
extern void AESIntClear(uint32_t ui32Base, uint32_t ui32IntFlags);
|
|
extern void AESIntRegister(uint32_t ui32Base, void(*pfnHandler)(void));
|
|
extern void AESIntUnregister(uint32_t ui32Base);
|
|
extern void AESDMAEnable(uint32_t ui32Base, uint32_t ui32Flags);
|
|
extern void AESDMADisable(uint32_t ui32Base, uint32_t ui32Flags);
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// Mark the end of the C bindings section for C++ compilers.
|
|
//
|
|
//*****************************************************************************
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif // __DRIVERLIB_AES_H__
|