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50 lines
1.7 KiB
50 lines
1.7 KiB
// hex.h - originally written and placed in the public domain by Wei Dai |
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/// \file hex.h |
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/// \brief Classes for HexEncoder and HexDecoder |
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#ifndef CRYPTOPP_HEX_H |
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#define CRYPTOPP_HEX_H |
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#include "cryptlib.h" |
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#include "basecode.h" |
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NAMESPACE_BEGIN(CryptoPP) |
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/// \brief Converts given data to base 16 |
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class CRYPTOPP_DLL HexEncoder : public SimpleProxyFilter |
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{ |
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public: |
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/// \brief Construct a HexEncoder |
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/// \param attachment a BufferedTrasformation to attach to this object |
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/// \param uppercase a flag indicating uppercase output |
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/// \param groupSize the size of the output grouping |
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/// \param separator the separator to use between groups |
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/// \param terminator the terminator append after processing |
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HexEncoder(BufferedTransformation *attachment = NULLPTR, bool uppercase = true, int groupSize = 0, const std::string &separator = ":", const std::string &terminator = "") |
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: SimpleProxyFilter(new BaseN_Encoder(new Grouper), attachment) |
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{ |
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IsolatedInitialize(MakeParameters(Name::Uppercase(), uppercase)(Name::GroupSize(), groupSize)(Name::Separator(), ConstByteArrayParameter(separator))(Name::Terminator(), ConstByteArrayParameter(terminator))); |
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} |
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void IsolatedInitialize(const NameValuePairs ¶meters); |
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}; |
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/// \brief Decode base 16 data back to bytes |
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class CRYPTOPP_DLL HexDecoder : public BaseN_Decoder |
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{ |
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public: |
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/// \brief Construct a HexDecoder |
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/// \param attachment a BufferedTrasformation to attach to this object |
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HexDecoder(BufferedTransformation *attachment = NULLPTR) |
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: BaseN_Decoder(GetDefaultDecodingLookupArray(), 4, attachment) {} |
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void IsolatedInitialize(const NameValuePairs ¶meters); |
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private: |
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static const int * CRYPTOPP_API GetDefaultDecodingLookupArray(); |
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}; |
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NAMESPACE_END |
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#endif
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