twofish.h File Reference

Go to the source code of this file.

Classes
struct	Pol::Crypt::tagcipherInstance
struct	Pol::Crypt::tagkeyInstance
class	Pol::Crypt::TwoFish

Namespaces
	Pol
	Pol::Crypt

Macros
#define	_b(x, N)   ( ( (unsigned char*)&x )[( (N)&3 ) ^ 0] )
#define	Bswap(x)   ( x )
#define	LFSR1(x)   ( ( ( x ) >> 1 ) ^ ( ( (x)&0x01 ) ? 0x169 / 2 : 0 ) )
#define	LFSR2(x)   ( ( ( x ) >> 2 ) ^ ( ( (x)&0x02 ) ? 0x169 / 2 : 0 ) ^ ( ( (x)&0x01 ) ? 0x169 / 4 : 0 ) )
#define	M00   Mul_1
#define	M01   Mul_Y
#define	M02   Mul_X
#define	M03   Mul_X
#define	M10   Mul_X
#define	M11   Mul_Y
#define	M12   Mul_Y
#define	M13   Mul_1
#define	M20   Mul_Y
#define	M21   Mul_X
#define	M22   Mul_1
#define	M23   Mul_Y
#define	M30   Mul_Y
#define	M31   Mul_1
#define	M32   Mul_Y
#define	M33   Mul_X
#define	Mul_1   Mx_1
#define	Mul_X   Mx_X
#define	Mul_Y   Mx_Y
#define	Mx_1(x)   ( (unsigned int)( x ) )
#define	Mx_X(x)   ( (unsigned int)( ( x ) ^ LFSR2( x ) ) )
#define	Mx_Y(x)   ( (unsigned int)( ( x ) ^ LFSR1( x ) ^ LFSR2( x ) ) )
#define	p8(N)   P8x8[P_##N]
#define	P_00   1
#define	P_01   0
#define	P_02   0
#define	P_03   ( P_01 ^ 1 )
#define	P_04   1
#define	P_10   0
#define	P_11   0
#define	P_12   1
#define	P_13   ( P_11 ^ 1 )
#define	P_14   0
#define	P_20   1
#define	P_21   1
#define	P_22   0
#define	P_23   ( P_21 ^ 1 )
#define	P_24   0
#define	P_30   0
#define	P_31   1
#define	P_32   1
#define	P_33   ( P_31 ^ 1 )
#define	P_34   1
#define	ROL(x, n)   ( ( ( x ) << ( (n)&0x1F ) ) | ( ( x ) >> ( 32 - ( (n)&0x1F ) ) ) )
#define	ROR(x, n)   ( ( ( x ) >> ( (n)&0x1F ) ) | ( ( x ) << ( 32 - ( (n)&0x1F ) ) ) )
#define	RS_rem(x)

Typedefs
typedef struct Pol::Crypt::tagcipherInstance	Pol::Crypt::CipherInstance
typedef struct Pol::Crypt::tagkeyInstance	Pol::Crypt::KeyInstance

Macro Definition Documentation

#define _b	(		x,
			N
	)		( ( (unsigned char*)&x )[( (N)&3 ) ^ 0] )

Definition at line 129 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define Bswap

(

x

)

( x )

Definition at line 128 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::BlockEncrypt(), Pol::Crypt::TwoFish::CipherInit(), and Pol::Crypt::TwoFish::F32().

#define LFSR1

(

x

)

( ( ( x ) >> 1 ) ^ ( ( (x)&0x01 ) ? 0x169 / 2 : 0 ) )

Definition at line 81 of file twofish.h.

#define LFSR2

(

x

)

( ( ( x ) >> 2 ) ^ ( ( (x)&0x02 ) ? 0x169 / 2 : 0 ) ^ ( ( (x)&0x01 ) ? 0x169 / 4 : 0 ) )

Definition at line 82 of file twofish.h.

#define M00   Mul_1

Definition at line 87 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M01   Mul_Y

Definition at line 88 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M02   Mul_X

Definition at line 89 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M03   Mul_X

Definition at line 90 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M10   Mul_X

Definition at line 91 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M11   Mul_Y

Definition at line 92 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M12   Mul_Y

Definition at line 93 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M13   Mul_1

Definition at line 94 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M20   Mul_Y

Definition at line 95 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M21   Mul_X

Definition at line 96 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M22   Mul_1

Definition at line 97 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M23   Mul_Y

Definition at line 98 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M30   Mul_Y

Definition at line 99 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M31   Mul_1

Definition at line 100 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M32   Mul_Y

Definition at line 101 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define M33   Mul_X

Definition at line 102 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define Mul_1   Mx_1

Definition at line 103 of file twofish.h.

#define Mul_X   Mx_X

Definition at line 104 of file twofish.h.

#define Mul_Y   Mx_Y

Definition at line 105 of file twofish.h.

#define Mx_1

(

x

)

( (unsigned int)( x ) )

Definition at line 84 of file twofish.h.

#define Mx_X

(

x

)

( (unsigned int)( ( x ) ^ LFSR2( x ) ) )

Definition at line 85 of file twofish.h.

#define Mx_Y

(

x

)

( (unsigned int)( ( x ) ^ LFSR1( x ) ^ LFSR2( x ) ) )

Definition at line 86 of file twofish.h.

#define p8

(

N

)

P8x8[P_##N]

Definition at line 72 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::F32().

#define P_00   1

Definition at line 106 of file twofish.h.

#define P_01   0

Definition at line 107 of file twofish.h.

#define P_02   0

Definition at line 108 of file twofish.h.

#define P_03   ( P_01 ^ 1 )

Definition at line 109 of file twofish.h.

#define P_04   1

Definition at line 110 of file twofish.h.

#define P_10   0

Definition at line 111 of file twofish.h.

#define P_11   0

Definition at line 112 of file twofish.h.

#define P_12   1

Definition at line 113 of file twofish.h.

#define P_13   ( P_11 ^ 1 )

Definition at line 114 of file twofish.h.

#define P_14   0

Definition at line 115 of file twofish.h.

#define P_20   1

Definition at line 116 of file twofish.h.

#define P_21   1

Definition at line 117 of file twofish.h.

#define P_22   0

Definition at line 118 of file twofish.h.

#define P_23   ( P_21 ^ 1 )

Definition at line 119 of file twofish.h.

#define P_24   0

Definition at line 120 of file twofish.h.

#define P_30   0

Definition at line 121 of file twofish.h.

#define P_31   1

Definition at line 122 of file twofish.h.

#define P_32   1

Definition at line 123 of file twofish.h.

#define P_33   ( P_31 ^ 1 )

Definition at line 124 of file twofish.h.

#define P_34   1

Definition at line 125 of file twofish.h.

#define ROL	(		x,
			n
	)		( ( ( x ) << ( (n)&0x1F ) ) | ( ( x ) >> ( 32 - ( (n)&0x1F ) ) ) )

Definition at line 126 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::BlockEncrypt(), and Pol::Crypt::TwoFish::ReKey().

#define ROR	(		x,
			n
	)		( ( ( x ) >> ( (n)&0x1F ) ) | ( ( x ) << ( 32 - ( (n)&0x1F ) ) ) )

Definition at line 127 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::BlockEncrypt().

#define RS_rem

(

x

)

Value:

{                                                                                \
    unsigned char b = (unsigned char)( x >> 24 );                                  \
    unsigned int g2 = ( ( b << 1 ) ^ ( ( b & 0x80 ) ? 0x14D : 0 ) ) & 0xFF;        \
    unsigned int g3 = ( ( b >> 1 ) & 0x7F ) ^ ( ( b & 1 ) ? 0x14D >> 1 : 0 ) ^ g2; \
    x = ( x << 8 ) ^ ( g3 << 24 ) ^ ( g2 << 16 ) ^ ( g3 << 8 ) ^ b;                \
  }

Definition at line 73 of file twofish.h.

Referenced by Pol::Crypt::TwoFish::RS_MDS_Encode().