serpent_simd.cpp File Reference

#include <botan/serpent.h>
#include <botan/internal/serpent_sbox.h>
#include <botan/internal/simd_32.h>

Go to the source code of this file.

Namespaces
	Botan

Macros
#define	i_transform(B0, B1, B2, B3)
#define	key_xor(round, B0, B1, B2, B3)
#define	transform(B0, B1, B2, B3)

Macro Definition Documentation

#define i_transform	(		B0,
			B1,
			B2,
			B3
	)

Value:

do {                                                            \
      B2.rotate_right(22);                                         \
      B0.rotate_right(5);                                          \
      B2 ^= B3 ^ (B1 << 7);                                        \
      B0 ^= B1 ^ B3;                                               \
      B3.rotate_right(7);                                          \
      B1.rotate_right(1);                                          \
      B3 ^= B2 ^ (B0 << 3);                                        \
      B1 ^= B0 ^ B2;                                               \
      B2.rotate_right(3);                                          \
      B0.rotate_right(13);                                         \
   } while(0);

Definition at line 41 of file serpent_simd.cpp.

Referenced by Botan::Serpent::decrypt_n(), and Botan::Serpent::simd_decrypt_4().

#define key_xor	(		round,
			B0,
			B1,
			B2,
			B3
	)

Value:

do {                                                            \
      B0 ^= SIMD_32::splat(m_round_key[4*round  ]);                \
      B1 ^= SIMD_32::splat(m_round_key[4*round+1]);                \
      B2 ^= SIMD_32::splat(m_round_key[4*round+2]);                \
      B3 ^= SIMD_32::splat(m_round_key[4*round+3]);                \
   } while(0);

Definition at line 16 of file serpent_simd.cpp.

Referenced by Botan::Serpent::simd_decrypt_4(), and Botan::Serpent::simd_encrypt_4().

#define transform	(		B0,
			B1,
			B2,
			B3
	)

Value:

do {                                                            \
      B0.rotate_left(13);                                          \
      B2.rotate_left(3);                                           \
      B1 ^= B0 ^ B2;                                               \
      B3 ^= B2 ^ (B0 << 3);                                        \
      B1.rotate_left(1);                                           \
      B3.rotate_left(7);                                           \
      B0 ^= B1 ^ B3;                                               \
      B2 ^= B3 ^ (B1 << 7);                                        \
      B0.rotate_left(5);                                           \
      B2.rotate_left(22);                                          \
   } while(0);

Definition at line 27 of file serpent_simd.cpp.

Referenced by Botan::Serpent::encrypt_n(), and Botan::Serpent::simd_encrypt_4().