Aes.c File Reference

#include "Precomp.h"
#include "CpuArch.h"
#include "Aes.h"

Macros
#define	xtime(x)
#define	Ui32(a0, a1, a2, a3)
#define	gb0(x)
#define	gb1(x)
#define	gb2(x)
#define	gb3(x)
#define	gb(n, x)
#define	TT(x)
#define	DD(x)
#define	HT(i, x, s)
#define	HT4(m, i, s, p)
#define	HT16(m, s, p)
#define	FT(i, x)
#define	FT4(i)
#define	HD(i, x, s)
#define	HD4(m, i, s, p)
#define	HD16(m, s, p)
#define	FD(i, x)
#define	FD4(i)

Functions
void	AesGenTables (void)
void Z7_FASTCALL	Aes_SetKey_Enc (UInt32 *w, const Byte *key, unsigned keySize)
void Z7_FASTCALL	Aes_SetKey_Dec (UInt32 *w, const Byte *key, unsigned keySize)
void	AesCbc_Init (UInt32 *p, const Byte *iv)
void Z7_FASTCALL	AesCbc_Encode (UInt32 *p, Byte *data, size_t numBlocks)
void Z7_FASTCALL	AesCbc_Decode (UInt32 *p, Byte *data, size_t numBlocks)
void Z7_FASTCALL	AesCtr_Code (UInt32 *p, Byte *data, size_t numBlocks)

Variables
AES_CODE_FUNC	g_AesCbc_Decode
AES_CODE_FUNC	g_AesCbc_Encode
AES_CODE_FUNC	g_AesCtr_Code
UInt32	g_Aes_SupportedFunctions_Flags

Macro Definition Documentation

DD

#define DD

(

x

)

Value:

(D + (x << 8))

FD

#define FD	(		i,
			x )

Value:

InvS[gb(x, m[(i - x) & 3])]

FD4

#define FD4

(

i

)

Value:

dest[i] = Ui32(FD(i, 0), FD(i, 1), FD(i, 2), FD(i, 3)) ^ w[i];

FT

#define FT	(		i,
			x )

Value:

Sbox[gb(x, m[(i + x) & 3])]

FT4

#define FT4

(

i

)

Value:

dest[i] = Ui32(FT(i, 0), FT(i, 1), FT(i, 2), FT(i, 3)) ^ w[i];

gb

#define gb	(		n,
			x )

Value:

gb ## n(x)

gb0

#define gb0

(

x

)

Value:

( (x)          & 0xFF)

gb1

#define gb1

(

x

)

Value:

(((x) >> ( 8)) & 0xFF)

gb2

#define gb2

(

x

)

Value:

(((x) >> (16)) & 0xFF)

gb3

#define gb3

(

x

)

Value:

(((x) >> (24)))

HD

#define HD	(		i,
			x,
			s )

Value:

DD(x)[gb(x, s[(i - x) & 3])]

HD16

#define HD16	(		m,
			s,
			p )

Value:

    HD4(m, 0, s, p); \
    HD4(m, 1, s, p); \
    HD4(m, 2, s, p); \
    HD4(m, 3, s, p); \

HD4

#define HD4	(		m,
			i,
			s,
			p )

Value:

    m[i] = \
    HD(i, 0, s) ^ \
    HD(i, 1, s) ^ \
    HD(i, 2, s) ^ \
    HD(i, 3, s) ^ w[p + i];

HT

#define HT	(		i,
			x,
			s )

Value:

TT(x)[gb(x, s[(i + x) & 3])]

HT16

#define HT16	(		m,
			s,
			p )

Value:

    HT4(m, 0, s, p); \
    HT4(m, 1, s, p); \
    HT4(m, 2, s, p); \
    HT4(m, 3, s, p); \

HT4

#define HT4	(		m,
			i,
			s,
			p )

Value:

    m[i] = \
    HT(i, 0, s) ^ \
    HT(i, 1, s) ^ \
    HT(i, 2, s) ^ \
    HT(i, 3, s) ^ w[p + i]

TT

#define TT

(

x

)

Value:

(T + (x << 8))

Ui32

#define Ui32	(		a0,
			a1,
			a2,
			a3 )

Value:

((UInt32)(a0) | ((UInt32)(a1) << 8) | ((UInt32)(a2) << 16) | ((UInt32)(a3) << 24))

xtime

#define xtime

(

x

)

Value:

((((x) << 1) ^ (((x) & 0x80) != 0 ? 0x1B : 0)) & 0xFF)

Function Documentation

Aes_SetKey_Dec()

void Z7_FASTCALL Aes_SetKey_Dec	(	UInt32 *	w,
		const Byte *	key,
		unsigned	keySize )

Aes_SetKey_Enc()

void Z7_FASTCALL Aes_SetKey_Enc	(	UInt32 *	w,
		const Byte *	key,
		unsigned	keySize )

AesCbc_Decode()

void Z7_FASTCALL AesCbc_Decode	(	UInt32 *	p,
		Byte *	data,
		size_t	numBlocks )

AesCbc_Encode()

void Z7_FASTCALL AesCbc_Encode	(	UInt32 *	p,
		Byte *	data,
		size_t	numBlocks )

AesCbc_Init()

void AesCbc_Init	(	UInt32 *	p,
		const Byte *	iv )

AesCtr_Code()

void Z7_FASTCALL AesCtr_Code	(	UInt32 *	p,
		Byte *	data,
		size_t	numBlocks )

AesGenTables()

void AesGenTables

(

void

)

Variable Documentation

g_Aes_SupportedFunctions_Flags

UInt32 g_Aes_SupportedFunctions_Flags

g_AesCbc_Decode

AES_CODE_FUNC g_AesCbc_Decode

g_AesCbc_Encode

AES_CODE_FUNC g_AesCbc_Encode

g_AesCtr_Code

AES_CODE_FUNC g_AesCtr_Code