MeVisLab/Standard/Sources/ML/MLParser/mlXMLParser/base64/Base64Coder.h

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// **InsertLicense** code
//--------------------------------------------------------------------------------------

//--------------------------------------------------------------------------------------


#if !defined(AFX_BASE64CODER_H__B2E45717_0625_11D2_A80A_00C04FB6794C__INCLUDED_)
#define AFX_BASE64CODER_H__B2E45717_0625_11D2_A80A_00C04FB6794C__INCLUDED_


// needs <string>
#include "../mlXMLParserSystem.h"

class Base64Coder
{
  class TempBucket
  {
  public:
    unsigned char   nData[4];
    unsigned char   nSize;
    void    Clear() { memset(nData,0,4); nSize = 0; };
  };

  unsigned char*        m_pDBuffer;
  unsigned char*        m_pEBuffer;
  unsigned long         m_nDBufLen;
  unsigned long         m_nEBufLen;
  unsigned long         m_nDDataLen;
  unsigned long         m_nEDataLen;

public:
  Base64Coder();
  virtual ~Base64Coder();

public:
  virtual void    Encode(const unsigned char*, unsigned long);
  virtual void    Decode(const unsigned char*, unsigned long);
  virtual void    Encode(const char* sMessage);
  virtual void    Decode(const char* sMessage);

  virtual unsigned long   DecodedMessageSize() const;
  virtual unsigned long   EncodedMessageSize() const;

  virtual const char* DecodedMessage() const;
  virtual const char* EncodedMessage() const;

  virtual const char* AdoptDecodedMessage();
  virtual const char* AdoptEncodedMessage();

  virtual void    AllocEncode(unsigned long);
  virtual void    AllocDecode(unsigned long);
  virtual void    SetEncodeBuffer(const unsigned char* pBuffer, unsigned long nBufLen);
  virtual void    SetDecodeBuffer(const unsigned char* pBuffer, unsigned long nBufLen);

protected:
  virtual void    _EncodeToBuffer(const TempBucket &Decode, unsigned char* pBuffer);
  virtual unsigned long   _DecodeToBuffer(const TempBucket &Decode, unsigned char* pBuffer);
  virtual void    _EncodeRaw(TempBucket &, const TempBucket &);
  virtual void    _DecodeRaw(TempBucket &, const TempBucket &);
  virtual bool    _IsBadMimeChar(unsigned char);

  static  char    m_DecodeTable[256];
  static  bool    m_Init;
  void           _Init();
};

#endif // !defined(AFX_BASE64CODER_H__B2E45717_0625_11D2_A80A_00C04FB6794C__INCLUDED_)