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TrustPilotChallenge/dotnet/WhiteRabbit.UnmanagedBridge/md5.cpp

268 lines
9.2 KiB

#include "stdafx.h"
#include "md5.h"
#include "intrin.h"
#pragma unmanaged
#if AVX2
typedef __m256i MD5Vector;
#define OP_XOR(a, b) _mm256_xor_si256(a, b)
#define OP_AND(a, b) _mm256_and_si256(a, b)
#define OP_ANDNOT(a, b) _mm256_andnot_si256(a, b)
#define OP_OR(a, b) _mm256_or_si256(a, b)
#define OP_ADD(a, b) _mm256_add_epi32(a, b)
#define OP_ROT(a, r) OP_OR(_mm256_slli_epi32(a, r), _mm256_srli_epi32(a, 32 - (r)))
#define OP_BLEND(a, b, x) OP_OR(OP_AND(x, b), OP_ANDNOT(x, a))
#define CREATE_VECTOR(a) _mm256_set1_epi32(a)
#define CREATE_VECTOR_FROM_INPUT(input, offset) _mm256_set_epi32( \
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input[offset + 7 * 8], \
input[offset + 6 * 8], \
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input[offset + 5 * 8], \
input[offset + 4 * 8], \
input[offset + 3 * 8], \
input[offset + 2 * 8], \
input[offset + 1 * 8], \
input[offset + 0 * 8])
#define WRITE_TO_OUTPUT(a, output) \
((unsigned __int64*)output)[0] = a.m256i_u64[0]; \
((unsigned __int64*)output)[1] = a.m256i_u64[1]; \
((unsigned __int64*)output)[2] = a.m256i_u64[2]; \
((unsigned __int64*)output)[3] = a.m256i_u64[3];
#elif SIMD
typedef __m128i MD5Vector;
#define OP_XOR(a, b) _mm_xor_si128(a, b)
#define OP_AND(a, b) _mm_and_si128(a, b)
#define OP_ANDNOT(a, b) _mm_andnot_si128(a, b)
#define OP_OR(a, b) _mm_or_si128(a, b)
#define OP_ADD(a, b) _mm_add_epi32(a, b)
#define OP_ROT(a, r) OP_OR(_mm_slli_epi32(a, r), _mm_srli_epi32(a, 32 - (r)))
#define OP_BLEND(a, b, x) OP_OR(OP_AND(x, b), OP_ANDNOT(x, a))
//#define OP_BLEND(a, b, x) OP_XOR(a, OP_AND(x, OP_XOR(b, a)))
#define CREATE_VECTOR(a) _mm_set1_epi32(a)
#define CREATE_VECTOR_FROM_INPUT(input, offset) _mm_set_epi32( \
input[offset + 3 * 8], \
input[offset + 2 * 8], \
input[offset + 1 * 8], \
input[offset + 0 * 8])
#define WRITE_TO_OUTPUT(a, output) \
((unsigned __int64*)output)[0] = a.m128i_u64[0]; \
((unsigned __int64*)output)[1] = a.m128i_u64[1];
#else
typedef unsigned int MD5Vector;
#define OP_XOR(a, b) (a) ^ (b)
#define OP_AND(a, b) (a) & (b)
#define OP_ANDNOT(a, b) ~(a) & (b)
#define OP_OR(a, b) (a) | (b)
#define OP_ADD(a, b) (a) + (b)
#define OP_ROT(a, r) _rotl(a, r)
#define OP_BLEND(a, b, x) ((x) & (b)) | (~(x) & (a))
#define CREATE_VECTOR(a) a
#define CREATE_VECTOR_FROM_INPUT(input, offset) (input[offset])
#define WRITE_TO_OUTPUT(a, output) \
output[0] = a;
#endif
#define OP_NEG(a) OP_ANDNOT(a, CREATE_VECTOR(0xffffffff))
typedef struct {
unsigned int K[64];
unsigned int Init[4];
} MD5Parameters;
static const MD5Parameters Parameters = {
{
0xd76aa478,
0xe8c7b756,
0x242070db,
0xc1bdceee,
0xf57c0faf,
0x4787c62a,
0xa8304613,
0xfd469501,
0x698098d8,
0x8b44f7af,
0xffff5bb1,
0x895cd7be,
0x6b901122,
0xfd987193,
0xa679438e,
0x49b40821,
0xf61e2562,
0xc040b340,
0x265e5a51,
0xe9b6c7aa,
0xd62f105d,
0x02441453,
0xd8a1e681,
0xe7d3fbc8,
0x21e1cde6,
0xc33707d6,
0xf4d50d87,
0x455a14ed,
0xa9e3e905,
0xfcefa3f8,
0x676f02d9,
0x8d2a4c8a,
0xfffa3942,
0x8771f681,
0x6d9d6122,
0xfde5380c,
0xa4beea44,
0x4bdecfa9,
0xf6bb4b60,
0xbebfbc70,
0x289b7ec6,
0xeaa127fa,
0xd4ef3085,
0x04881d05,
0xd9d4d039,
0xe6db99e5,
0x1fa27cf8,
0xc4ac5665,
0xf4292244,
0x432aff97,
0xab9423a7,
0xfc93a039,
0x655b59c3,
0x8f0ccc92,
0xffeff47d,
0x85845dd1,
0x6fa87e4f,
0xfe2ce6e0,
0xa3014314,
0x4e0811a1,
0xf7537e82,
0xbd3af235,
0x2ad7d2bb,
0xeb86d391,
},
{
0x67452301,
0xefcdab89,
0x98badcfe,
0x10325476,
},
};
#define Blend(a, b, x) OP_BLEND(a, b, x)
#define Xor(a, b, c) OP_XOR(a, OP_XOR(b, c))
#define I(a, b, c) OP_XOR(a, OP_OR(b, OP_NEG(c)))
#define StepOuter(r, a, b, x) \
a = x; \
a = OP_ADD(b, OP_ROT(a, r));
#define Step1(r, a, b, c, d, k, w) StepOuter(r, a, b, OP_ADD(Blend(d, c, b), OP_ADD(CREATE_VECTOR(k), OP_ADD(a, w))))
#define Step1E(r, a, b, c, d, k) StepOuter(r, a, b, OP_ADD(Blend(d, c, b), OP_ADD(CREATE_VECTOR(k), a)))
#define Step2(r, a, b, c, d, k, w) StepOuter(r, a, c, OP_ADD(Blend(d, c, b), OP_ADD(CREATE_VECTOR(k), OP_ADD(a, w))))
#define Step2E(r, a, b, c, d, k) StepOuter(r, a, c, OP_ADD(Blend(d, c, b), OP_ADD(CREATE_VECTOR(k), a)))
#define Step3(r, a, b, c, d, k, w) StepOuter(r, a, b, OP_ADD(Xor(b, c, d), OP_ADD(CREATE_VECTOR(k), OP_ADD(a, w))))
#define Step3E(r, a, b, c, d, k) StepOuter(r, a, b, OP_ADD(Xor(b, c, d), OP_ADD(CREATE_VECTOR(k), a)))
#define Step4(r, a, b, c, d, k, w) StepOuter(r, a, b, OP_ADD(I(c, b, d), OP_ADD(CREATE_VECTOR(k), OP_ADD(a, w))))
#define Step4E(r, a, b, c, d, k) StepOuter(r, a, b, OP_ADD(I(c, b, d), OP_ADD(CREATE_VECTOR(k), a)))
void md5(unsigned __int32 * input, unsigned __int32 * output)
{
MD5Vector a = CREATE_VECTOR(Parameters.Init[0]);
MD5Vector b = CREATE_VECTOR(Parameters.Init[1]);
MD5Vector c = CREATE_VECTOR(Parameters.Init[2]);
MD5Vector d = CREATE_VECTOR(Parameters.Init[3]);
MD5Vector inputVector0 = CREATE_VECTOR_FROM_INPUT(input, 0);
MD5Vector inputVector1 = CREATE_VECTOR_FROM_INPUT(input, 1);
MD5Vector inputVector2 = CREATE_VECTOR_FROM_INPUT(input, 2);
MD5Vector inputVector3 = CREATE_VECTOR_FROM_INPUT(input, 3);
MD5Vector inputVector4 = CREATE_VECTOR_FROM_INPUT(input, 4);
MD5Vector inputVector5 = CREATE_VECTOR_FROM_INPUT(input, 5);
MD5Vector inputVector6 = CREATE_VECTOR_FROM_INPUT(input, 6);
MD5Vector inputVector7 = CREATE_VECTOR_FROM_INPUT(input, 7);
a = Step1 ( 7, a, b, c, d, Parameters.K[ 0], inputVector0);
d = Step1 (12, d, a, b, c, Parameters.K[ 1], inputVector1);
c = Step1 (17, c, d, a, b, Parameters.K[ 2], inputVector2);
b = Step1 (22, b, c, d, a, Parameters.K[ 3], inputVector3);
a = Step1 ( 7, a, b, c, d, Parameters.K[ 4], inputVector4);
d = Step1 (12, d, a, b, c, Parameters.K[ 5], inputVector5);
c = Step1 (17, c, d, a, b, Parameters.K[ 6], inputVector6);
b = Step1E(22, b, c, d, a, Parameters.K[ 7]);
a = Step1E( 7, a, b, c, d, Parameters.K[ 8]);
d = Step1E(12, d, a, b, c, Parameters.K[ 9]);
c = Step1E(17, c, d, a, b, Parameters.K[10]);
b = Step1E(22, b, c, d, a, Parameters.K[11]);
a = Step1E( 7, a, b, c, d, Parameters.K[12]);
d = Step1E(12, d, a, b, c, Parameters.K[13]);
c = Step1 (17, c, d, a, b, Parameters.K[14], inputVector7);
b = Step1E(22, b, c, d, a, Parameters.K[15]);
a = Step2 ( 5, a, d, b, c, Parameters.K[16], inputVector1);
d = Step2 ( 9, d, c, a, b, Parameters.K[17], inputVector6);
c = Step2E(14, c, b, d, a, Parameters.K[18]);
b = Step2 (20, b, a, c, d, Parameters.K[19], inputVector0);
a = Step2 ( 5, a, d, b, c, Parameters.K[20], inputVector5);
d = Step2E( 9, d, c, a, b, Parameters.K[21]);
c = Step2E(14, c, b, d, a, Parameters.K[22]);
b = Step2 (20, b, a, c, d, Parameters.K[23], inputVector4);
a = Step2E( 5, a, d, b, c, Parameters.K[24]);
d = Step2 ( 9, d, c, a, b, Parameters.K[25], inputVector7);
c = Step2 (14, c, b, d, a, Parameters.K[26], inputVector3);
b = Step2E(20, b, a, c, d, Parameters.K[27]);
a = Step2E( 5, a, d, b, c, Parameters.K[28]);
d = Step2 ( 9, d, c, a, b, Parameters.K[29], inputVector2);
c = Step2E(14, c, b, d, a, Parameters.K[30]);
b = Step2E(20, b, a, c, d, Parameters.K[31]);
a = Step3 ( 4, a, b, c, d, Parameters.K[32], inputVector5);
d = Step3E(11, d, a, b, c, Parameters.K[33]);
c = Step3E(16, c, d, a, b, Parameters.K[34]);
b = Step3 (23, b, c, d, a, Parameters.K[35], inputVector7);
a = Step3 ( 4, a, b, c, d, Parameters.K[36], inputVector1);
d = Step3 (11, d, a, b, c, Parameters.K[37], inputVector4);
c = Step3E(16, c, d, a, b, Parameters.K[38]);
b = Step3E(23, b, c, d, a, Parameters.K[39]);
a = Step3E( 4, a, b, c, d, Parameters.K[40]);
d = Step3 (11, d, a, b, c, Parameters.K[41], inputVector0);
c = Step3 (16, c, d, a, b, Parameters.K[42], inputVector3);
b = Step3 (23, b, c, d, a, Parameters.K[43], inputVector6);
a = Step3E( 4, a, b, c, d, Parameters.K[44]);
d = Step3E(11, d, a, b, c, Parameters.K[45]);
c = Step3E(16, c, d, a, b, Parameters.K[46]);
b = Step3 (23, b, c, d, a, Parameters.K[47], inputVector2);
a = Step4 ( 6, a, b, c, d, Parameters.K[48], inputVector0);
d = Step4E(10, d, a, b, c, Parameters.K[49]);
c = Step4 (15, c, d, a, b, Parameters.K[50], inputVector7);
b = Step4 (21, b, c, d, a, Parameters.K[51], inputVector5);
a = Step4E( 6, a, b, c, d, Parameters.K[52]);
d = Step4 (10, d, a, b, c, Parameters.K[53], inputVector3);
c = Step4E(15, c, d, a, b, Parameters.K[54]);
b = Step4 (21, b, c, d, a, Parameters.K[55], inputVector1);
a = Step4E( 6, a, b, c, d, Parameters.K[56]);
d = Step4E(10, d, a, b, c, Parameters.K[57]);
c = Step4 (15, c, d, a, b, Parameters.K[58], inputVector6);
b = Step4E(21, b, c, d, a, Parameters.K[59]);
a = Step4 ( 6, a, b, c, d, Parameters.K[60], inputVector4);
a = OP_ADD(CREATE_VECTOR(Parameters.Init[0]), a);
WRITE_TO_OUTPUT(a, output);
}
#pragma managed