1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/src/win32/7zip/7z/CPP/7zip/Crypto/ZipStrong.h	Sat Mar 03 10:31:27 2012 -0600
     1.3 @@ -0,0 +1,53 @@
     1.4 +// Crypto/ZipStrong.h
     1.5 +
     1.6 +#ifndef __CRYPTO_ZIP_STRONG_H
     1.7 +#define __CRYPTO_ZIP_STRONG_H
     1.8 +
     1.9 +#include "Common/MyCom.h"
    1.10 +#include "Common/Buffer.h"
    1.11 +
    1.12 +#include "../ICoder.h"
    1.13 +#include "../IPassword.h"
    1.14 +
    1.15 +namespace NCrypto {
    1.16 +namespace NZipStrong {
    1.17 +
    1.18 +struct CKeyInfo
    1.19 +{
    1.20 +  Byte MasterKey[32];
    1.21 +  UInt32 KeySize;
    1.22 +  void SetPassword(const Byte *data, UInt32 size);
    1.23 +};
    1.24 +
    1.25 +class CBaseCoder:
    1.26 +  public ICompressFilter,
    1.27 +  public ICryptoSetPassword,
    1.28 +  public CMyUnknownImp
    1.29 +{
    1.30 +protected:
    1.31 +  CKeyInfo _key;
    1.32 +  CMyComPtr<ICompressFilter> _aesFilter;
    1.33 +  CByteBuffer _buf;
    1.34 +public:
    1.35 +  STDMETHOD(Init)();
    1.36 +  STDMETHOD_(UInt32, Filter)(Byte *data, UInt32 size) = 0;
    1.37 +  
    1.38 +  STDMETHOD(CryptoSetPassword)(const Byte *data, UInt32 size);
    1.39 +};
    1.40 +
    1.41 +class CDecoder:
    1.42 +  public CBaseCoder
    1.43 +{
    1.44 +  UInt32 _ivSize;
    1.45 +  Byte _iv[16];
    1.46 +  UInt32 _remSize;
    1.47 +public:
    1.48 +  MY_UNKNOWN_IMP1(ICryptoSetPassword)
    1.49 +  STDMETHOD_(UInt32, Filter)(Byte *data, UInt32 size);
    1.50 +  HRESULT ReadHeader(ISequentialInStream *inStream, UInt32 crc, UInt64 unpackSize);
    1.51 +  HRESULT CheckPassword(bool &passwOK);
    1.52 +};
    1.53 +
    1.54 +}}
    1.55 +
    1.56 +#endif