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33 lines
692 B
C++
Executable File
33 lines
692 B
C++
Executable File
// sha1.h
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// This file is based on public domain
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// Steve Reid and Wei Dai's code from Crypto++
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#ifndef __RAR_SHA1
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#define __RAR_SHA1
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#include <stddef.h>
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#include "../../../Common/Types.h"
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#define HW 5
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// Sha1 implementation in RAR before version 3.60 has bug:
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// it changes data bytes in some cases.
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// So this class supports both versions: normal_SHA and rar3Mode
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struct CSHA1
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{
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UInt32 m_State[5];
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UInt64 m_Count;
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unsigned char _buffer[64];
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void Transform(UInt32 data[16], bool returnRes = false);
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void WriteByteBlock(bool returnRes = false);
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public:
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void Init();
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void Update(Byte *data, size_t size, bool rar350Mode = false);
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void Final(Byte *digest);
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};
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#endif
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