src/lib/hash/sha1_sse2/sha1_sse2.cpp File Reference

#include <botan/internal/hash_utils.h>
#include <botan/sha1_sse2.h>
#include <botan/cpuid.h>
#include <emmintrin.h>

Go to the source code of this file.

Namespaces
namespace	Botan
namespace	Botan::SHA1_SSE2_F
Defines
#define	GET_P_32(P, i)   P.u32[i]
#define	prep(prep, XW0, XW1, XW2, XW3, K)
#define	prep00_15(P, W)
Functions
	Botan::BOTAN_REGISTER_HASH_NOARGS_IF (CPUID::has_sse2(), SHA_160_SSE2,"SHA-160","sse2", 64)

---

Define Documentation

#define GET_P_32	(		P,
			i
	)		P.u32[i]

#define prep	(		prep,
			XW0,
			XW1,
			XW2,
			XW3,
			K
	)

Definition at line 82 of file sha1_sse2.cpp.

#define prep00_15	(		P,
			W
	)

Value:

do {                                                      \
      W = _mm_shufflehi_epi16(W, _MM_SHUFFLE(2, 3, 0, 1));   \
      W = _mm_shufflelo_epi16(W, _MM_SHUFFLE(2, 3, 0, 1));   \
      W = _mm_or_si128(_mm_slli_epi16(W, 8),                 \
                       _mm_srli_epi16(W, 8));                \
      P.u128 = _mm_add_epi32(W, K00_19);                     \
   } while(0)

Definition at line 28 of file sha1_sse2.cpp.