noekeon_simd.cpp File Reference

#include <botan/noekeon_simd.h>
#include <botan/internal/simd_32.h>

Go to the source code of this file.

Namespaces
namespace	Botan

Macros
#define	NOK_SIMD_GAMMA(A0, A1, A2, A3)
#define	NOK_SIMD_THETA(A0, A1, A2, A3, K0, K1, K2, K3)

Macro Definition Documentation

NOK_SIMD_GAMMA

#define NOK_SIMD_GAMMA	(		A0,
			A1,
			A2,
			A3 )

Value:

do                                                                   \
   {                                                                 \
   A1 ^= A3.andc(~A2);                                               \
   A0 ^= A2 & A1;                                                    \
                                                                     \
   SIMD_32 T = A3;                                                   \
   A3 = A0;                                                          \
   A0 = T;                                                           \
                                                                     \
   A2 ^= A0 ^ A1 ^ A3;                                               \
                                                                     \
   A1 ^= A3.andc(~A2);                                               \
   A0 ^= A2 & A1;                                                    \
   } while(0)

Definition at line 47 of file noekeon_simd.cpp.

Referenced by Botan::Noekeon_SIMD::decrypt_n(), and Botan::Noekeon_SIMD::encrypt_n().

NOK_SIMD_THETA

#define NOK_SIMD_THETA	(		A0,
			A1,
			A2,
			A3,
			K0,
			K1,
			K2,
			K3 )

Value:

do {                                                 \
   SIMD_32 T = A0 ^ A2;                              \
   SIMD_32 T_l8 = T;                                 \
   SIMD_32 T_r8 = T;                                 \
   T_l8.rotate_left(8);                              \
   T_r8.rotate_right(8);                             \
   T ^= T_l8;                                        \
   T ^= T_r8;                                        \
   A1 ^= T;                                          \
   A3 ^= T;                                          \
                                                     \
   A0 ^= K0;                                         \
   A1 ^= K1;                                         \
   A2 ^= K2;                                         \
   A3 ^= K3;                                         \
                                                     \
   T = A1 ^ A3;                                      \
   T_l8 = T;                                         \
   T_r8 = T;                                         \
   T_l8.rotate_left(8);                              \
   T_r8.rotate_right(8);                             \
   T ^= T_l8;                                        \
   T ^= T_r8;                                        \
   A0 ^= T;                                          \
   A2 ^= T;                                          \
   } while(0)

Definition at line 16 of file noekeon_simd.cpp.

Referenced by Botan::Noekeon_SIMD::decrypt_n(), and Botan::Noekeon_SIMD::encrypt_n().