mirror of
https://github.com/rvtr/twl_wrapsdk.git
synced 2025-10-31 06:11:10 -04:00
3134aebb0b
git-svn-id: file:///Users/lillianskinner/Downloads/platinum/twl/twl_wrapsdk/trunk@72 4ee2a332-4b2b-5046-8439-1ba90f034370
302 lines
11 KiB
C
302 lines
11 KiB
C
/*---------------------------------------------------------------------------*
|
||
Project: TwlSDK - library - aes
|
||
File: aes_common.h
|
||
|
||
Copyright 2007 Nintendo. All rights reserved.
|
||
|
||
These coded instructions, statements, and computer programs contain
|
||
proprietary information of Nintendo of America Inc. and/or Nintendo
|
||
Company Ltd., and are protected by Federal copyright law. They may
|
||
not be disclosed to third parties or copied or duplicated in any form,
|
||
in whole or in part, without the prior written consent of Nintendo.
|
||
|
||
$Log: $
|
||
$NoKeywords: $
|
||
*---------------------------------------------------------------------------*/
|
||
|
||
#ifndef TWL_AES_COMMON_H_
|
||
#define TWL_AES_COMMON_H_
|
||
|
||
#include <twl/types.h>
|
||
#include <nitro/hw/ARM7/ioreg_AES.h>
|
||
|
||
#ifdef __cplusplus
|
||
extern "C" {
|
||
#endif
|
||
|
||
/*===========================================================================*/
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
’è<E28099>”’è‹`
|
||
*---------------------------------------------------------------------------*/
|
||
typedef enum
|
||
{
|
||
AES_INPUT_TYPE_WCNT_4 = (0x3UL << REG_AES_AESCNT_IFIFO_DREQ_SHIFT),
|
||
AES_INPUT_TYPE_WCNT_8 = (0x2UL << REG_AES_AESCNT_IFIFO_DREQ_SHIFT),
|
||
AES_INPUT_TYPE_WCNT_12 = (0x1UL << REG_AES_AESCNT_IFIFO_DREQ_SHIFT),
|
||
AES_INPUT_TYPE_WCNT_16 = (0x0UL << REG_AES_AESCNT_IFIFO_DREQ_SHIFT)
|
||
}
|
||
AESInputType;
|
||
|
||
typedef enum
|
||
{
|
||
AES_OUTPUT_TYPE_WCNT_4 = (0x0UL << REG_AES_AESCNT_OFIFO_DREQ_SHIFT),
|
||
AES_OUTPUT_TYPE_WCNT_8 = (0x1UL << REG_AES_AESCNT_OFIFO_DREQ_SHIFT),
|
||
AES_OUTPUT_TYPE_WCNT_12 = (0x2UL << REG_AES_AESCNT_OFIFO_DREQ_SHIFT),
|
||
AES_OUTPUT_TYPE_WCNT_16 = (0x3UL << REG_AES_AESCNT_OFIFO_DREQ_SHIFT)
|
||
}
|
||
AESOutputType;
|
||
|
||
typedef enum
|
||
{
|
||
AES_MODE_CCM_DECRYPT = (0x0UL << REG_AES_AESCNT_MODE_SHIFT),
|
||
AES_MODE_CCM_ENCRYPT = (0x1UL << REG_AES_AESCNT_MODE_SHIFT),
|
||
AES_MODE_CTR = (0x2UL << REG_AES_AESCNT_MODE_SHIFT),
|
||
AES_MODE_CTR_DECRYPT = AES_MODE_CTR,
|
||
AES_MODE_CTR_ENCRYPT = AES_MODE_CTR
|
||
}
|
||
AESMode;
|
||
|
||
typedef enum
|
||
{
|
||
AES_MAC_LENGTH_4 = (1 << REG_AES_AESCNT_MAC_LEN_SHIFT),
|
||
AES_MAC_LENGTH_6 = (2 << REG_AES_AESCNT_MAC_LEN_SHIFT),
|
||
AES_MAC_LENGTH_8 = (3 << REG_AES_AESCNT_MAC_LEN_SHIFT),
|
||
AES_MAC_LENGTH_10 = (4 << REG_AES_AESCNT_MAC_LEN_SHIFT),
|
||
AES_MAC_LENGTH_12 = (5 << REG_AES_AESCNT_MAC_LEN_SHIFT),
|
||
AES_MAC_LENGTH_14 = (6 << REG_AES_AESCNT_MAC_LEN_SHIFT),
|
||
AES_MAC_LENGTH_16 = (7 << REG_AES_AESCNT_MAC_LEN_SHIFT)
|
||
}
|
||
AESMacLength;
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
<20>\‘¢‘Ì’è‹`
|
||
*---------------------------------------------------------------------------*/
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
ŠÖ<C5A0>”’è‹`
|
||
*---------------------------------------------------------------------------*/
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_Reset
|
||
|
||
Description: stop and reset AES block. but key resisters do not clear.
|
||
|
||
Arguments: None.
|
||
|
||
Returns: None.
|
||
*---------------------------------------------------------------------------*/
|
||
void AES_Reset(void);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_IsBusy
|
||
|
||
Description: check whether AES is busy or not
|
||
|
||
Arguments: None.
|
||
|
||
Returns: TRUE if AES is busy, FALSE otherwise
|
||
*---------------------------------------------------------------------------*/
|
||
BOOL AES_IsBusy(void);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_Wait
|
||
|
||
Description: wait while AES is busy
|
||
|
||
Arguments: None.
|
||
|
||
Returns: None.
|
||
*---------------------------------------------------------------------------*/
|
||
void AES_Wait(void);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_InputFifoIsFull
|
||
|
||
Description: check whether AES input fifo is full or not
|
||
|
||
Arguments: None.
|
||
|
||
Returns: TRUE if AES is busy, FALSE otherwise
|
||
*---------------------------------------------------------------------------*/
|
||
BOOL AES_InputFifoIsFull(void);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_OutputFifoIsEmpty
|
||
|
||
Description: check whether AES output fifo is empty or not
|
||
|
||
Arguments: None.
|
||
|
||
Returns: TRUE if AES is busy, FALSE otherwise
|
||
*---------------------------------------------------------------------------*/
|
||
BOOL AES_OutputFifoIsEmpty(void);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_WaitInputFifoNotFull
|
||
|
||
Description: wait while AES input fifo is full.
|
||
|
||
Arguments: None.
|
||
|
||
Returns: None.
|
||
*---------------------------------------------------------------------------*/
|
||
void AES_WaitInputFifoNotFull(void);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_WaitOutputFifoNotEmpty
|
||
|
||
Description: wait while AES output fifo is empty.
|
||
|
||
Arguments: None.
|
||
|
||
Returns: None.
|
||
*---------------------------------------------------------------------------*/
|
||
void AES_WaitOutputFifoNotEmpty(void);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_IsValid
|
||
|
||
Description: check whether CCM decryption is valid or not.
|
||
it may return TRUE just after CCM decryption has been completed.
|
||
|
||
Arguments: None.
|
||
|
||
Returns: TRUE if CCM decryption was valid, FALSE otherwise
|
||
*---------------------------------------------------------------------------*/
|
||
BOOL AES_IsValid(void);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_SelectKey
|
||
|
||
Description: select key from one of four key registers
|
||
Note: SHOULD be called after AES_Set*() prior to AES_Start*().
|
||
|
||
Arguments: keyNo - key group number.
|
||
|
||
Returns: None.
|
||
*---------------------------------------------------------------------------*/
|
||
void AES_SelectKey(u32 keyNo);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_SetKey
|
||
|
||
Description: set key data into key register
|
||
|
||
Arguments: keyNo - key group number.
|
||
pKey - pointer to key data
|
||
|
||
Returns: None.
|
||
*---------------------------------------------------------------------------*/
|
||
void AES_SetKey(u32 keyNo, const u128 *pKey);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_SetId
|
||
|
||
Description: set id data into id register
|
||
Note: never set key register with id and seed
|
||
|
||
Arguments: keyNo - key group number.
|
||
pId - pointer to id data
|
||
|
||
Returns: None.
|
||
*---------------------------------------------------------------------------*/
|
||
void AES_SetId(u32 keyNo, const u128 *pId);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_SetSeed
|
||
|
||
Description: set seed data into seed register
|
||
Note: automatically set associated key register with id and seed
|
||
|
||
Arguments: keyNo - key group number.
|
||
pSeed - pointer to seed data
|
||
|
||
Returns: None.
|
||
*---------------------------------------------------------------------------*/
|
||
void AES_SetSeed(u32 keyNo, const u128 *pSeed);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_SetKey2
|
||
|
||
Description: set seed/id data into seed/id register
|
||
Note: automatically set associated key register with id and seed
|
||
|
||
Arguments: keyNo - key group number.
|
||
pId - pointer to id data
|
||
pSeed - pointer to seed data
|
||
|
||
Returns: None.
|
||
*---------------------------------------------------------------------------*/
|
||
void AES_SetKey2(u32 keyNo, const u128 *pId, const u128 *pSeed);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_StartCcmDec
|
||
|
||
Description: start AES engine for AES-CCM decryption.
|
||
|
||
Arguments: nonce - pointer to 128-bit nonce data.
|
||
mac - pointer to 128-bit mac data.
|
||
if NULL, it assumes the mac will be sent from
|
||
the input FIFO.
|
||
adataLength - length of the associated data.
|
||
pdataLength - length of the payload (encrypted) data.
|
||
it excludes mac length even if the mac will be
|
||
sent from the input FIFO.
|
||
isDistA - whether associated data will be output from the
|
||
output FIFO or not.
|
||
|
||
Returns: None.
|
||
*---------------------------------------------------------------------------*/
|
||
void AES_StartCcmDec(const u96 *nonce, const u128 *mac, u32 adataLength, u32 pdataLength, BOOL isDistA);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_StartCcmEnc
|
||
|
||
Description: start AES engine for AES-CCM encryption.
|
||
|
||
Arguments: nonce - pointer to 128-bit nonce data.
|
||
adataLength - length of the associated data.
|
||
pdataLength - length of the payload data.
|
||
note that output length will be extended for
|
||
the mac data.
|
||
isDistA - whether associated data will be output from the
|
||
output FIFO or not.
|
||
|
||
Returns: None.
|
||
*---------------------------------------------------------------------------*/
|
||
void AES_StartCcmEnc(const u96 *nonce, u32 adataLength, u32 pdataLength, BOOL isDistA);
|
||
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_StartCtrDec
|
||
|
||
Description: start AES engine for AES-CTR encryption/decryption.
|
||
|
||
Arguments: iv - pointer to 128-bit iv data.
|
||
length - length of the data.
|
||
|
||
Returns: None.
|
||
*---------------------------------------------------------------------------*/
|
||
void AES_StartCtrDec(const u128 *iv, u32 length);
|
||
/*---------------------------------------------------------------------------*
|
||
Name: AES_StartCtrEnc
|
||
|
||
Description: start AES engine for AES-CTR encryption/decryption.
|
||
|
||
Arguments: iv - pointer to 128-bit iv data.
|
||
length - length of the data.
|
||
|
||
Returns: None.
|
||
*---------------------------------------------------------------------------*/
|
||
static inline void AES_StartCtrEnc(const u128 *iv, u32 length)
|
||
{
|
||
AES_StartCtrDec(iv, length);
|
||
}
|
||
|
||
/*===========================================================================*/
|
||
|
||
#ifdef __cplusplus
|
||
} /* extern "C" */
|
||
#endif
|
||
|
||
#endif /* TWL_AES_COMMON_H_ */
|