47 lines
1.2 KiB
C++
47 lines
1.2 KiB
C++
// Copyright Low Entry. Apache License, Version 2.0.
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#pragma once
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#include "CoreMinimal.h"
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class ULowEntryHashingBCryptLibrary
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{
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private:
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constexpr static int32 BCRYPT_SALT_LEN = 16;
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constexpr static int32 BLOWFISH_NUM_ROUNDS = 16;
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constexpr static int32 P_len = 18;
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constexpr static int32 S_len = 1024;
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constexpr static int32 bf_crypt_ciphertext_len = 6;
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const static int32 P_orig[18];
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const static int32 S_orig[1024];
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const static int32 bf_crypt_ciphertext[6];
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private:
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int32 P[18] = {};
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int32 S[1024] = {};
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int32 nk = 0;
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int32 nr = 0;
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TArray<TArray<uint8>> w;
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private:
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void encipher(int32 lr[], const int32 off);
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static int32 streamtoword(const TArray<uint8>& data, int32 offp[]);
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void init_key();
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void key(const TArray<uint8>& key);
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void ekskey(const TArray<uint8>& data, const TArray<uint8>& key);
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TArray<uint8> crypt_raw(const TArray<uint8>& password, const TArray<uint8>& salt, const int32 log_rounds, int32 cdata[]);
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TArray<uint8> crypt_raw(const TArray<uint8>& password, const TArray<uint8>& salt, const int32 log_rounds);
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public:
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static TArray<uint8> Hash(const TArray<uint8>& Bytes, const TArray<uint8>& Salt, const int32 Strength);
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};
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