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blake2.cpp
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// blake2.cpp - written and placed in the public domain by Jeffrey Walton and Zooko
// Wilcox-O'Hearn. Copyright assigned to the Crypto++ project.
// Based on Aumasson, Neves, Wilcox-O'Hearn and Winnerlein's reference BLAKE2
// implementation at http://github.com/BLAKE2/BLAKE2.
#include "pch.h"
#include "config.h"
#include "cryptlib.h"
#include "argnames.h"
#include "algparam.h"
#include "blake2.h"
#include "cpu.h"
NAMESPACE_BEGIN(CryptoPP)
// Uncomment for benchmarking C++ against SSE2 or NEON
// #undef CRYPTOPP_BOOL_SSE4_INTRINSICS_AVAILABLE
// #undef CRYPTOPP_BOOL_NEON_INTRINSICS_AVAILABLE
// Apple Clang 6.0/Clang 3.5 does not have SSSE3 intrinsics
// http://llvm.org/bugs/show_bug.cgi?id=20213
#if (defined(CRYPTOPP_APPLE_CLANG_VERSION) && (CRYPTOPP_APPLE_CLANG_VERSION <= 60000)) || (defined(CRYPTOPP_LLVM_CLANG_VERSION) && (CRYPTOPP_LLVM_CLANG_VERSION <= 30500))
# undef CRYPTOPP_BOOL_SSE4_INTRINSICS_AVAILABLE
#endif
// Sun Studio 12.3 and earlier lack SSE2's _mm_set_epi64x. Win32 lacks _mm_set_epi64x (Win64 supplies it except for VS2008).
// Also see http://stackoverflow.com/a/38547909/608639
#if CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE && ((__SUNPRO_CC >= 0x5100 && __SUNPRO_CC < 0x5130) || (defined(_MSC_VER) && _MSC_VER < 1600) || (defined(_M_IX86) && _MSC_VER >= 1600))
inline __m128i _mm_set_epi64x(const word64 a, const word64 b)
{
const word64 t[2] = {b,a}; __m128i r;
memcpy(&r, &t, sizeof(r));
return r;
}
#endif
// C/C++ implementation
static void BLAKE2_CXX_Compress32(const byte* input, BLAKE2_State<word32, false>& state);
static void BLAKE2_CXX_Compress64(const byte* input, BLAKE2_State<word64, true>& state);
// Also see http://github.com/weidai11/cryptopp/issues/247 for singling out SunCC 5.12
#if CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE
static void BLAKE2_SSE2_Compress32(const byte* input, BLAKE2_State<word32, false>& state);
# if (__SUNPRO_CC != 0x5120)
static void BLAKE2_SSE2_Compress64(const byte* input, BLAKE2_State<word64, true>& state);
# endif
#endif
#if CRYPTOPP_BOOL_SSE4_INTRINSICS_AVAILABLE
static void BLAKE2_SSE4_Compress32(const byte* input, BLAKE2_State<word32, false>& state);
static void BLAKE2_SSE4_Compress64(const byte* input, BLAKE2_State<word64, true>& state);
#endif
#if CRYPTOPP_BOOL_NEON_INTRINSICS_AVAILABLE
static void BLAKE2_NEON_Compress32(const byte* input, BLAKE2_State<word32, false>& state);
static void BLAKE2_NEON_Compress64(const byte* input, BLAKE2_State<word64, true>& state);
#endif
#ifndef CRYPTOPP_DOXYGEN_PROCESSING
// IV and Sigma are a better fit as part of BLAKE2_Base, but that places
// the constants out of reach for the NEON, SSE2 and SSE4 implementations.
template<bool T_64bit>
struct CRYPTOPP_NO_VTABLE BLAKE2_IV {};
//! \brief BLAKE2s initialization vector specialization
template<>
struct CRYPTOPP_NO_VTABLE BLAKE2_IV<false>
{
CRYPTOPP_CONSTANT(IVSIZE = 8)
// Always align for NEON and SSE
CRYPTOPP_ALIGN_DATA(16) static const word32 iv[8];
};
CRYPTOPP_ALIGN_DATA(16)
const word32 BLAKE2_IV<false>::iv[8] = {
0x6A09E667UL, 0xBB67AE85UL, 0x3C6EF372UL, 0xA54FF53AUL,
0x510E527FUL, 0x9B05688CUL, 0x1F83D9ABUL, 0x5BE0CD19UL
};
#define BLAKE2S_IV(n) BLAKE2_IV<false>::iv[n]
template<>
struct CRYPTOPP_NO_VTABLE BLAKE2_IV<true>
{
CRYPTOPP_CONSTANT(IVSIZE = 8)
// Always align for NEON and SSE
CRYPTOPP_ALIGN_DATA(16) static const word64 iv[8];
};
CRYPTOPP_ALIGN_DATA(16)
const word64 BLAKE2_IV<true>::iv[8] = {
W64LIT(0x6a09e667f3bcc908), W64LIT(0xbb67ae8584caa73b),
W64LIT(0x3c6ef372fe94f82b), W64LIT(0xa54ff53a5f1d36f1),
W64LIT(0x510e527fade682d1), W64LIT(0x9b05688c2b3e6c1f),
W64LIT(0x1f83d9abfb41bd6b), W64LIT(0x5be0cd19137e2179)
};
#define BLAKE2B_IV(n) BLAKE2_IV<true>::iv[n]
// IV and Sigma are a better fit as part of BLAKE2_Base, but that places
// the constants out of reach for the NEON, SSE2 and SSE4 implementations.
template<bool T_64bit>
struct CRYPTOPP_NO_VTABLE BLAKE2_Sigma {};
template<>
struct CRYPTOPP_NO_VTABLE BLAKE2_Sigma<false>
{
// Always align for NEON and SSE
CRYPTOPP_ALIGN_DATA(16) static const byte sigma[10][16];
};
CRYPTOPP_ALIGN_DATA(16)
const byte BLAKE2_Sigma<false>::sigma[10][16] = {
{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
{ 14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3 },
{ 11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4 },
{ 7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8 },
{ 9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13 },
{ 2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9 },
{ 12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11 },
{ 13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10 },
{ 6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5 },
{ 10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13 , 0 },
};
//! \brief BLAKE2b sigma table specialization
template<>
struct CRYPTOPP_NO_VTABLE BLAKE2_Sigma<true>
{
// Always align for NEON and SSE
CRYPTOPP_ALIGN_DATA(16) static const byte sigma[12][16];
};
CRYPTOPP_ALIGN_DATA(16)
const byte BLAKE2_Sigma<true>::sigma[12][16] = {
{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
{ 14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3 },
{ 11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4 },
{ 7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8 },
{ 9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13 },
{ 2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9 },
{ 12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11 },
{ 13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10 },
{ 6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5 },
{ 10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13 , 0 },
{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
{ 14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3 }
};
typedef void (*pfnCompress32)(const byte*, BLAKE2_State<word32, false>&);
typedef void (*pfnCompress64)(const byte*, BLAKE2_State<word64, true>&);
pfnCompress64 InitializeCompress64Fn()
{
#if CRYPTOPP_BOOL_SSE4_INTRINSICS_AVAILABLE
if (HasSSE4())
return &BLAKE2_SSE4_Compress64;
else
#endif
#if CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE
# if (__SUNPRO_CC != 0x5120)
if (HasSSE2())
return &BLAKE2_SSE2_Compress64;
else
# endif
#endif
#if CRYPTOPP_BOOL_NEON_INTRINSICS_AVAILABLE
if (HasNEON())
return &BLAKE2_NEON_Compress64;
else
#endif
return &BLAKE2_CXX_Compress64;
}
pfnCompress32 InitializeCompress32Fn()
{
#if CRYPTOPP_BOOL_SSE4_INTRINSICS_AVAILABLE
if (HasSSE4())
return &BLAKE2_SSE4_Compress32;
else
#endif
#if CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE
if (HasSSE2())
return &BLAKE2_SSE2_Compress32;
else
#endif
#if CRYPTOPP_BOOL_NEON_INTRINSICS_AVAILABLE
if (HasNEON())
return &BLAKE2_NEON_Compress32;
else
#endif
return &BLAKE2_CXX_Compress32;
}
#endif // CRYPTOPP_DOXYGEN_PROCESSING
BLAKE2_ParameterBlock<false>::BLAKE2_ParameterBlock(size_t digestLen, size_t keyLen,
const byte* saltStr, size_t saltLen,
const byte* personalizationStr, size_t personalizationLen)
{
// Avoid Coverity finding SIZEOF_MISMATCH/suspicious_sizeof
digestLength = (byte)digestLen;
keyLength = (byte)keyLen;
fanout = depth = 1;
nodeDepth = innerLength = 0;
memset(leafLength, 0x00, COUNTOF(leafLength));
memset(nodeOffset, 0x00, COUNTOF(nodeOffset));
if (saltStr && saltLen)
{
memcpy_s(salt, COUNTOF(salt), saltStr, saltLen);
const size_t rem = COUNTOF(salt) - saltLen;
const size_t off = COUNTOF(salt) - rem;
if (rem)
memset(salt+off, 0x00, rem);
}
else
{
memset(salt, 0x00, COUNTOF(salt));
}
if (personalizationStr && personalizationLen)
{
memcpy_s(personalization, COUNTOF(personalization), personalizationStr, personalizationLen);
const size_t rem = COUNTOF(personalization) - personalizationLen;
const size_t off = COUNTOF(personalization) - rem;
if (rem)
memset(personalization+off, 0x00, rem);
}
else
{
memset(personalization, 0x00, COUNTOF(personalization));
}
}
BLAKE2_ParameterBlock<true>::BLAKE2_ParameterBlock(size_t digestLen, size_t keyLen,
const byte* saltStr, size_t saltLen,
const byte* personalizationStr, size_t personalizationLen)
{
// Avoid Coverity finding SIZEOF_MISMATCH/suspicious_sizeof
digestLength = (byte)digestLen;
keyLength = (byte)keyLen;
fanout = depth = 1;
nodeDepth = innerLength = 0;
memset(rfu, 0x00, COUNTOF(rfu));
memset(leafLength, 0x00, COUNTOF(leafLength));
memset(nodeOffset, 0x00, COUNTOF(nodeOffset));
if (saltStr && saltLen)
{
memcpy_s(salt, COUNTOF(salt), saltStr, saltLen);
const size_t rem = COUNTOF(salt) - saltLen;
const size_t off = COUNTOF(salt) - rem;
if (rem)
memset(salt+off, 0x00, rem);
}
else
{
memset(salt, 0x00, COUNTOF(salt));
}
if (personalizationStr && personalizationLen)
{
memcpy_s(personalization, COUNTOF(personalization), personalizationStr, personalizationLen);
const size_t rem = COUNTOF(personalization) - personalizationLen;
const size_t off = COUNTOF(personalization) - rem;
if (rem)
memset(personalization+off, 0x00, rem);
}
else
{
memset(personalization, 0x00, COUNTOF(personalization));
}
}
template <class W, bool T_64bit>
void BLAKE2_Base<W, T_64bit>::UncheckedSetKey(const byte *key, unsigned int length, const CryptoPP::NameValuePairs& params)
{
if (key && length)
{
AlignedSecByteBlock temp(BLOCKSIZE);
memcpy_s(temp, BLOCKSIZE, key, length);
const size_t rem = BLOCKSIZE - length;
if (rem)
memset(temp+length, 0x00, rem);
m_key.swap(temp);
}
else
{
m_key.resize(0);
}
#if defined(__COVERITY__)
// Avoid Coverity finding SIZEOF_MISMATCH/suspicious_sizeof
ParameterBlock& block = *m_block.data();
memset(m_block.data(), 0x00, sizeof(ParameterBlock));
#else
// Set Head bytes; Tail bytes are set below
ParameterBlock& block = *m_block.data();
memset(m_block.data(), 0x00, T_64bit ? 32 : 16);
#endif
block.keyLength = (byte)length;
block.digestLength = (byte)params.GetIntValueWithDefault(Name::DigestSize(), DIGESTSIZE);
block.fanout = block.depth = 1;
ConstByteArrayParameter t;
if (params.GetValue(Name::Salt(), t) && t.begin() && t.size())
{
memcpy_s(block.salt, COUNTOF(block.salt), t.begin(), t.size());
const size_t rem = COUNTOF(block.salt) - t.size();
const size_t off = COUNTOF(block.salt) - rem;
if (rem)
memset(block.salt+off, 0x00, rem);
}
else
{
memset(block.salt, 0x00, COUNTOF(block.salt));
}
if (params.GetValue(Name::Personalization(), t) && t.begin() && t.size())
{
memcpy_s(block.personalization, COUNTOF(block.personalization), t.begin(), t.size());
const size_t rem = COUNTOF(block.personalization) - t.size();
const size_t off = COUNTOF(block.personalization) - rem;
if (rem)
memset(block.personalization+off, 0x00, rem);
}
else
{
memset(block.personalization, 0x00, COUNTOF(block.personalization));
}
}
template <class W, bool T_64bit>
BLAKE2_Base<W, T_64bit>::BLAKE2_Base() : m_state(1), m_block(1), m_digestSize(DIGESTSIZE), m_treeMode(false)
{
UncheckedSetKey(NULL, 0, g_nullNameValuePairs);
Restart();
}
template <class W, bool T_64bit>
BLAKE2_Base<W, T_64bit>::BLAKE2_Base(bool treeMode, unsigned int digestSize) : m_state(1), m_block(1), m_digestSize(digestSize), m_treeMode(treeMode)
{
CRYPTOPP_ASSERT(digestSize <= DIGESTSIZE);
UncheckedSetKey(NULL, 0, g_nullNameValuePairs);
Restart();
}
template <class W, bool T_64bit>
BLAKE2_Base<W, T_64bit>::BLAKE2_Base(const byte *key, size_t keyLength, const byte* salt, size_t saltLength,
const byte* personalization, size_t personalizationLength, bool treeMode, unsigned int digestSize)
: m_state(1), m_block(1), m_digestSize(digestSize), m_treeMode(treeMode)
{
CRYPTOPP_ASSERT(keyLength <= MAX_KEYLENGTH);
CRYPTOPP_ASSERT(digestSize <= DIGESTSIZE);
CRYPTOPP_ASSERT(saltLength <= SALTSIZE);
CRYPTOPP_ASSERT(personalizationLength <= PERSONALIZATIONSIZE);
UncheckedSetKey(key, static_cast<unsigned int>(keyLength), MakeParameters(Name::DigestSize(),(int)digestSize)(Name::TreeMode(),treeMode, false)
(Name::Salt(), ConstByteArrayParameter(salt, saltLength))(Name::Personalization(), ConstByteArrayParameter(personalization, personalizationLength)));
Restart();
}
template <class W, bool T_64bit>
void BLAKE2_Base<W, T_64bit>::Restart()
{
static const W zero[2] = {0,0};
Restart(*m_block.data(), zero);
}
template <class W, bool T_64bit>
void BLAKE2_Base<W, T_64bit>::Restart(const BLAKE2_ParameterBlock<T_64bit>& block, const W counter[2])
{
// We take a parameter block as a parameter to allow customized state.
// Avoid the copy of the parameter block when we are passing our own block.
if (&block != m_block.data())
{
memcpy_s(m_block.data(), sizeof(ParameterBlock), &block, sizeof(ParameterBlock));
m_block.data()->digestLength = (byte)m_digestSize;
m_block.data()->keyLength = (byte)m_key.size();
}
State& state = *m_state.data();
state.t[0] = state.t[1] = 0, state.f[0] = state.f[1] = 0, state.length = 0;
if (counter != NULL)
{
state.t[0] = counter[0];
state.t[1] = counter[1];
}
PutBlock<W, LittleEndian, true> put(m_block.data(), &state.h[0]);
put(BLAKE2_IV<T_64bit>::iv[0])(BLAKE2_IV<T_64bit>::iv[1])(BLAKE2_IV<T_64bit>::iv[2])(BLAKE2_IV<T_64bit>::iv[3]);
put(BLAKE2_IV<T_64bit>::iv[4])(BLAKE2_IV<T_64bit>::iv[5])(BLAKE2_IV<T_64bit>::iv[6])(BLAKE2_IV<T_64bit>::iv[7]);
// When BLAKE2 is keyed, the input stream is simply {key||message}. Key it
// during Restart to avoid FirstPut and friends. Key size == 0 means no key.
if (m_key.size())
Update(m_key, m_key.size());
}
template <class W, bool T_64bit>
void BLAKE2_Base<W, T_64bit>::Update(const byte *input, size_t length)
{
State& state = *m_state.data();
if (state.length + length > BLOCKSIZE)
{
// Complete current block
const size_t fill = BLOCKSIZE - state.length;
memcpy_s(&state.buffer[state.length], fill, input, fill);
IncrementCounter();
Compress(state.buffer);
state.length = 0;
length -= fill, input += fill;
// Compress in-place to avoid copies
while (length > BLOCKSIZE)
{
IncrementCounter();
Compress(input);
length -= BLOCKSIZE, input += BLOCKSIZE;
}
}
// Copy tail bytes
if (input && length)
{
CRYPTOPP_ASSERT(length <= BLOCKSIZE - state.length);
memcpy_s(&state.buffer[state.length], length, input, length);
state.length += static_cast<unsigned int>(length);
}
}
template <class W, bool T_64bit>
void BLAKE2_Base<W, T_64bit>::TruncatedFinal(byte *hash, size_t size)
{
this->ThrowIfInvalidTruncatedSize(size);
// Set last block unconditionally
State& state = *m_state.data();
state.f[0] = static_cast<W>(-1);
// Set last node if tree mode
if (m_treeMode)
state.f[1] = static_cast<W>(-1);
// Increment counter for tail bytes only
IncrementCounter(state.length);
memset(state.buffer + state.length, 0x00, BLOCKSIZE - state.length);
Compress(state.buffer);
// Copy to caller buffer
memcpy_s(hash, size, &state.h[0], size);
Restart();
}
template <class W, bool T_64bit>
void BLAKE2_Base<W, T_64bit>::IncrementCounter(size_t count)
{
State& state = *m_state.data();
state.t[0] += static_cast<W>(count);
state.t[1] += !!(state.t[0] < count);
}
template <>
void BLAKE2_Base<word64, true>::Compress(const byte *input)
{
// Selects the most advanced implementation at runtime
static const pfnCompress64 s_pfn = InitializeCompress64Fn();
s_pfn(input, *m_state.data());
}
template <>
void BLAKE2_Base<word32, false>::Compress(const byte *input)
{
// Selects the most advanced implementation at runtime
static const pfnCompress32 s_pfn = InitializeCompress32Fn();
s_pfn(input, *m_state.data());
}
void BLAKE2_CXX_Compress64(const byte* input, BLAKE2_State<word64, true>& state)
{
#undef BLAKE2_G
#undef BLAKE2_ROUND
#define BLAKE2_G(r,i,a,b,c,d) \
do { \
a = a + b + m[BLAKE2_Sigma<true>::sigma[r][2*i+0]]; \
d = rotrVariable<word64>(d ^ a, 32); \
c = c + d; \
b = rotrVariable<word64>(b ^ c, 24); \
a = a + b + m[BLAKE2_Sigma<true>::sigma[r][2*i+1]]; \
d = rotrVariable<word64>(d ^ a, 16); \
c = c + d; \
b = rotrVariable<word64>(b ^ c, 63); \
} while(0)
#define BLAKE2_ROUND(r) \
do { \
BLAKE2_G(r,0,v[ 0],v[ 4],v[ 8],v[12]); \
BLAKE2_G(r,1,v[ 1],v[ 5],v[ 9],v[13]); \
BLAKE2_G(r,2,v[ 2],v[ 6],v[10],v[14]); \
BLAKE2_G(r,3,v[ 3],v[ 7],v[11],v[15]); \
BLAKE2_G(r,4,v[ 0],v[ 5],v[10],v[15]); \
BLAKE2_G(r,5,v[ 1],v[ 6],v[11],v[12]); \
BLAKE2_G(r,6,v[ 2],v[ 7],v[ 8],v[13]); \
BLAKE2_G(r,7,v[ 3],v[ 4],v[ 9],v[14]); \
} while(0)
word64 m[16], v[16];
GetBlock<word64, LittleEndian, true> get1(input);
get1(m[0])(m[1])(m[2])(m[3])(m[4])(m[5])(m[6])(m[7])(m[8])(m[9])(m[10])(m[11])(m[12])(m[13])(m[14])(m[15]);
GetBlock<word64, LittleEndian, true> get2(&state.h[0]);
get2(v[0])(v[1])(v[2])(v[3])(v[4])(v[5])(v[6])(v[7]);
v[ 8] = BLAKE2B_IV(0);
v[ 9] = BLAKE2B_IV(1);
v[10] = BLAKE2B_IV(2);
v[11] = BLAKE2B_IV(3);
v[12] = state.t[0] ^ BLAKE2B_IV(4);
v[13] = state.t[1] ^ BLAKE2B_IV(5);
v[14] = state.f[0] ^ BLAKE2B_IV(6);
v[15] = state.f[1] ^ BLAKE2B_IV(7);
BLAKE2_ROUND( 0 );
BLAKE2_ROUND( 1 );
BLAKE2_ROUND( 2 );
BLAKE2_ROUND( 3 );
BLAKE2_ROUND( 4 );
BLAKE2_ROUND( 5 );
BLAKE2_ROUND( 6 );
BLAKE2_ROUND( 7 );
BLAKE2_ROUND( 8 );
BLAKE2_ROUND( 9 );
BLAKE2_ROUND( 10 );
BLAKE2_ROUND( 11 );
for(unsigned int i = 0; i < 8; ++i)
state.h[i] = state.h[i] ^ ConditionalByteReverse(LittleEndian::ToEnum(), v[i] ^ v[i + 8]);
}
void BLAKE2_CXX_Compress32(const byte* input, BLAKE2_State<word32, false>& state)
{
#undef BLAKE2_G
#undef BLAKE2_ROUND
#define BLAKE2_G(r,i,a,b,c,d) \
do { \
a = a + b + m[BLAKE2_Sigma<false>::sigma[r][2*i+0]]; \
d = rotrVariable<word32>(d ^ a, 16); \
c = c + d; \
b = rotrVariable<word32>(b ^ c, 12); \
a = a + b + m[BLAKE2_Sigma<false>::sigma[r][2*i+1]]; \
d = rotrVariable<word32>(d ^ a, 8); \
c = c + d; \
b = rotrVariable<word32>(b ^ c, 7); \
} while(0)
#define BLAKE2_ROUND(r) \
do { \
BLAKE2_G(r,0,v[ 0],v[ 4],v[ 8],v[12]); \
BLAKE2_G(r,1,v[ 1],v[ 5],v[ 9],v[13]); \
BLAKE2_G(r,2,v[ 2],v[ 6],v[10],v[14]); \
BLAKE2_G(r,3,v[ 3],v[ 7],v[11],v[15]); \
BLAKE2_G(r,4,v[ 0],v[ 5],v[10],v[15]); \
BLAKE2_G(r,5,v[ 1],v[ 6],v[11],v[12]); \
BLAKE2_G(r,6,v[ 2],v[ 7],v[ 8],v[13]); \
BLAKE2_G(r,7,v[ 3],v[ 4],v[ 9],v[14]); \
} while(0)
word32 m[16], v[16];
GetBlock<word32, LittleEndian, true> get1(input);
get1(m[0])(m[1])(m[2])(m[3])(m[4])(m[5])(m[6])(m[7])(m[8])(m[9])(m[10])(m[11])(m[12])(m[13])(m[14])(m[15]);
GetBlock<word32, LittleEndian, true> get2(&state.h[0]);
get2(v[0])(v[1])(v[2])(v[3])(v[4])(v[5])(v[6])(v[7]);
v[ 8] = BLAKE2S_IV(0);
v[ 9] = BLAKE2S_IV(1);
v[10] = BLAKE2S_IV(2);
v[11] = BLAKE2S_IV(3);
v[12] = state.t[0] ^ BLAKE2S_IV(4);
v[13] = state.t[1] ^ BLAKE2S_IV(5);
v[14] = state.f[0] ^ BLAKE2S_IV(6);
v[15] = state.f[1] ^ BLAKE2S_IV(7);
BLAKE2_ROUND( 0 );
BLAKE2_ROUND( 1 );
BLAKE2_ROUND( 2 );
BLAKE2_ROUND( 3 );
BLAKE2_ROUND( 4 );
BLAKE2_ROUND( 5 );
BLAKE2_ROUND( 6 );
BLAKE2_ROUND( 7 );
BLAKE2_ROUND( 8 );
BLAKE2_ROUND( 9 );
for(unsigned int i = 0; i < 8; ++i)
state.h[i] = state.h[i] ^ ConditionalByteReverse(LittleEndian::ToEnum(), v[i] ^ v[i + 8]);
}
#if CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE
static void BLAKE2_SSE2_Compress32(const byte* input, BLAKE2_State<word32, false>& state)
{
word32 m0, m1, m2, m3, m4, m5, m6, m7, m8, m9, m10, m11, m12, m13, m14, m15;
GetBlock<word32, LittleEndian, true> get(input);
get(m0)(m1)(m2)(m3)(m4)(m5)(m6)(m7)(m8)(m9)(m10)(m11)(m12)(m13)(m14)(m15);
__m128i row1,row2,row3,row4;
__m128i buf1,buf2,buf3,buf4;
__m128i ff0,ff1;
row1 = ff0 = _mm_loadu_si128((const __m128i*)(const void*)(&state.h[0]));
row2 = ff1 = _mm_loadu_si128((const __m128i*)(const void*)(&state.h[4]));
row3 = _mm_setr_epi32(BLAKE2S_IV(0),BLAKE2S_IV(1),BLAKE2S_IV(2),BLAKE2S_IV(3));
row4 = _mm_xor_si128(_mm_setr_epi32(BLAKE2S_IV(4),BLAKE2S_IV(5),BLAKE2S_IV(6),BLAKE2S_IV(7)),_mm_loadu_si128((const __m128i*)(const void*)(&state.t[0])));
buf1 = _mm_set_epi32(m6,m4,m2,m0);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf1),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf2 = _mm_set_epi32(m7,m5,m3,m1);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf2),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(2,1,0,3));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(0,3,2,1));
buf3 = _mm_set_epi32(m14,m12,m10,m8);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf3),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf4 = _mm_set_epi32(m15,m13,m11,m9);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf4),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(0,3,2,1));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(2,1,0,3));
buf1 = _mm_set_epi32(m13,m9,m4,m14);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf1),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf2 = _mm_set_epi32(m6,m15,m8,m10);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf2),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(2,1,0,3));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(0,3,2,1));
buf3 = _mm_set_epi32(m5,m11,m0,m1);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf3),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf4 = _mm_set_epi32(m3,m7,m2,m12);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf4),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(0,3,2,1));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(2,1,0,3));
buf1 = _mm_set_epi32(m15,m5,m12,m11);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf1),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf2 = _mm_set_epi32(m13,m2,m0,m8);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf2),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(2,1,0,3));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(0,3,2,1));
buf3 = _mm_set_epi32(m9,m7,m3,m10);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf3),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf4 = _mm_set_epi32(m4,m1,m6,m14);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf4),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(0,3,2,1));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(2,1,0,3));
buf1 = _mm_set_epi32(m11,m13,m3,m7);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf1),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf2 = _mm_set_epi32(m14,m12,m1,m9);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf2),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(2,1,0,3));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(0,3,2,1));
buf3 = _mm_set_epi32(m15,m4,m5,m2);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf3),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf4 = _mm_set_epi32(m8,m0,m10,m6);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf4),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(0,3,2,1));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(2,1,0,3));
buf1 = _mm_set_epi32(m10,m2,m5,m9);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf1),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf2 = _mm_set_epi32(m15,m4,m7,m0);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf2),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(2,1,0,3));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(0,3,2,1));
buf3 = _mm_set_epi32(m3,m6,m11,m14);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf3),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf4 = _mm_set_epi32(m13,m8,m12,m1);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf4),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(0,3,2,1));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(2,1,0,3));
buf1 = _mm_set_epi32(m8,m0,m6,m2);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf1),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf2 = _mm_set_epi32(m3,m11,m10,m12);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf2),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(2,1,0,3));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(0,3,2,1));
buf3 = _mm_set_epi32(m1,m15,m7,m4);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf3),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf4 = _mm_set_epi32(m9,m14,m5,m13);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf4),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(0,3,2,1));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(2,1,0,3));
buf1 = _mm_set_epi32(m4,m14,m1,m12);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf1),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf2 = _mm_set_epi32(m10,m13,m15,m5);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf2),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(2,1,0,3));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(0,3,2,1));
buf3 = _mm_set_epi32(m8,m9,m6,m0);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf3),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf4 = _mm_set_epi32(m11,m2,m3,m7);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf4),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(0,3,2,1));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(2,1,0,3));
buf1 = _mm_set_epi32(m3,m12,m7,m13);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf1),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf2 = _mm_set_epi32(m9,m1,m14,m11);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf2),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(2,1,0,3));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(0,3,2,1));
buf3 = _mm_set_epi32(m2,m8,m15,m5);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf3),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf4 = _mm_set_epi32(m10,m6,m4,m0);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf4),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(0,3,2,1));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(2,1,0,3));
buf1 = _mm_set_epi32(m0,m11,m14,m6);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf1),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf2 = _mm_set_epi32(m8,m3,m9,m15);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf2),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(2,1,0,3));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(0,3,2,1));
buf3 = _mm_set_epi32(m10,m1,m13,m12);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf3),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf4 = _mm_set_epi32(m5,m4,m7,m2);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf4),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,8),_mm_slli_epi32(row4,24));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,7),_mm_slli_epi32(row2,25));
row4 = _mm_shuffle_epi32(row4,_MM_SHUFFLE(0,3,2,1));
row3 = _mm_shuffle_epi32(row3,_MM_SHUFFLE(1,0,3,2));
row2 = _mm_shuffle_epi32(row2,_MM_SHUFFLE(2,1,0,3));
buf1 = _mm_set_epi32(m1,m7,m8,m10);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf1),row2);
row4 = _mm_xor_si128(row4,row1);
row4 = _mm_xor_si128(_mm_srli_epi32(row4,16),_mm_slli_epi32(row4,16));
row3 = _mm_add_epi32(row3,row4);
row2 = _mm_xor_si128(row2,row3);
row2 = _mm_xor_si128(_mm_srli_epi32(row2,12),_mm_slli_epi32(row2,20));
buf2 = _mm_set_epi32(m5,m6,m4,m2);
row1 = _mm_add_epi32(_mm_add_epi32(row1,buf2),row2);