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54 lines
1021 B
C++
Executable File
54 lines
1021 B
C++
Executable File
// Crypto/ZipStrong.h
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#ifndef __CRYPTO_ZIP_STRONG_H
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#define __CRYPTO_ZIP_STRONG_H
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#include "Common/MyCom.h"
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#include "Common/Buffer.h"
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#include "../ICoder.h"
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#include "../IPassword.h"
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namespace NCrypto {
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namespace NZipStrong {
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struct CKeyInfo
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{
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Byte MasterKey[32];
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UInt32 KeySize;
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void SetPassword(const Byte *data, UInt32 size);
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};
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class CBaseCoder:
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public ICompressFilter,
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public ICryptoSetPassword,
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public CMyUnknownImp
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{
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protected:
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CKeyInfo _key;
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CMyComPtr<ICompressFilter> _aesFilter;
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CByteBuffer _buf;
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public:
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STDMETHOD(Init)();
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STDMETHOD_(UInt32, Filter)(Byte *data, UInt32 size) = 0;
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STDMETHOD(CryptoSetPassword)(const Byte *data, UInt32 size);
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};
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class CDecoder:
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public CBaseCoder
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{
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UInt32 _ivSize;
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Byte _iv[16];
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UInt32 _remSize;
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public:
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MY_UNKNOWN_IMP1(ICryptoSetPassword)
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STDMETHOD_(UInt32, Filter)(Byte *data, UInt32 size);
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HRESULT ReadHeader(ISequentialInStream *inStream, UInt32 crc, UInt64 unpackSize);
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HRESULT CheckPassword(bool &passwOK);
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};
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}}
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#endif
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