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72 lines
2.4 KiB
72 lines
2.4 KiB
// This is the main DLL file.
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#include "stdafx.h"
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#include "WhiteRabbit.UnmanagedBridge.h"
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#include "md5.h"
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void WhiteRabbitUnmanagedBridge::MD5Unmanaged::ComputeMD5(unsigned __int32 * input, unsigned __int32 * output)
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{
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#if AVX2
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md5(input + 0 * 8 * 8, output + 0 * 8);
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md5(input + 1 * 8 * 8, output + 1 * 8);
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#elif SIMD
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md5(input + 0 * 8 * 4, output + 0 * 4);
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md5(input + 1 * 8 * 4, output + 1 * 4);
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if (input[2 * 8 * 4] != 0)
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{
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md5(input + 2 * 8 * 4, output + 0 * 4);
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md5(input + 3 * 8 * 4, output + 1 * 4);
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}
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#else
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for (int i = 0; i < 16; i++)
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{
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md5(input + i * 8, output + i);
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}
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#endif
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}
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void WhiteRabbitUnmanagedBridge::MD5Unmanaged::FillPhraseSet(__int64* bufferPointer, __int64* allWordsPointer, __int32* wordIndexes, unsigned __int64* permutationsPointer, int permutationOffset, int numberOfCharacters, int numberOfWords)
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{
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long* longBuffer = (long*)bufferPointer;
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auto currentPermutationPointer = permutationsPointer + permutationOffset;
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for (auto i = 0; i < WhiteRabbitUnmanagedBridge::MD5Unmanaged::PhrasesPerSet; i++, currentPermutationPointer++)
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{
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auto permutation = *currentPermutationPointer;
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if (permutation == 0)
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{
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continue;
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}
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auto cumulativeWordOffsetX4 = 0;
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for (auto j = 0; j < numberOfWords; j++)
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{
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auto currentWord = allWordsPointer + wordIndexes[permutation & 15] * 128;
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permutation = permutation >> 4;
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longBuffer[0] |= currentWord[cumulativeWordOffsetX4 + 0];
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longBuffer[1] |= currentWord[cumulativeWordOffsetX4 + 1];
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longBuffer[2] ^= currentWord[cumulativeWordOffsetX4 + 2];
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longBuffer[3] ^= currentWord[cumulativeWordOffsetX4 + 3];
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cumulativeWordOffsetX4 += (int)currentWord[127];
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}
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longBuffer += 4;
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}
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auto length = numberOfCharacters + numberOfWords - 1;
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unsigned char* byteBuffer = ((unsigned char*)bufferPointer) + length;
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for (auto i = 0; i < WhiteRabbitUnmanagedBridge::MD5Unmanaged::PhrasesPerSet; i++)
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{
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*byteBuffer = 128;
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byteBuffer += 32;
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}
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auto lengthInBits = (unsigned int)(length << 3);
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unsigned int* uintBuffer = ((unsigned int*)bufferPointer) + 7;
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for (auto i = 0; i < WhiteRabbitUnmanagedBridge::MD5Unmanaged::PhrasesPerSet; i++)
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{
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*uintBuffer = lengthInBits;
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uintBuffer += 8;
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}
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}
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